mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-25 02:45:38 +00:00
5345 lines
209 KiB
C++
5345 lines
209 KiB
C++
/***************************************************************************
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* Copyright (C) 2004-2005 by Enrico Ros <eros.kde@email.it> *
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* Copyright (C) 2004-2006 by Albert Astals Cid <aacid@kde.org> *
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* *
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* With portions of code from kpdf/kpdf_pagewidget.cc by: *
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* Copyright (C) 2002 by Wilco Greven <greven@kde.org> *
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* Copyright (C) 2003 by Christophe Devriese *
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* <Christophe.Devriese@student.kuleuven.ac.be> *
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* Copyright (C) 2003 by Laurent Montel <montel@kde.org> *
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* Copyright (C) 2003 by Dirk Mueller <mueller@kde.org> *
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* Copyright (C) 2004 by James Ots <kde@jamesots.com> *
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* Copyright (C) 2011 by Jiri Baum - NICTA <jiri@baum.com.au> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "pageview.h"
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// qt/kde includes
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#include <QtCore/qloggingcategory.h>
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#include <qcursor.h>
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#include <qevent.h>
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#include <qimage.h>
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#include <qpainter.h>
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#include <qtimer.h>
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#include <qset.h>
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#include <qscrollbar.h>
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#include <qtooltip.h>
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#include <qapplication.h>
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#include <qclipboard.h>
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#include <qmenu.h>
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#include <QInputDialog>
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#include <qdesktopwidget.h>
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#include <QDesktopServices>
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#include <QMimeDatabase>
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#include <QMimeData>
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#include <QGestureEvent>
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#include <qaction.h>
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#include <kactionmenu.h>
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#include <kstandardaction.h>
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#include <kactioncollection.h>
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#include <KLocalizedString>
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#include <kselectaction.h>
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#include <ktoggleaction.h>
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#include <QtCore/QDebug>
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#include <kmessagebox.h>
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#include <QIcon>
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#include <kurifilter.h>
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#include <kstringhandler.h>
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#include <ktoolinvocation.h>
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#include <krun.h>
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// system includes
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#include <math.h>
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#include <stdlib.h>
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// local includes
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#include "debug_ui.h"
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#include "formwidgets.h"
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#include "pageviewutils.h"
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#include "pagepainter.h"
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#include "core/annotations.h"
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#include "annotwindow.h"
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#include "guiutils.h"
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#include "annotationpopup.h"
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#include "pageviewannotator.h"
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#include "pageviewmouseannotation.h"
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#include "priorities.h"
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#include "toolaction.h"
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#include "okmenutitle.h"
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#ifdef HAVE_SPEECH
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#include "tts.h"
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#endif
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#include "videowidget.h"
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#include "core/action.h"
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#include "core/area.h"
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#include "core/document_p.h"
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#include "core/form.h"
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#include "core/page.h"
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#include "core/misc.h"
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#include "core/generator.h"
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#include "core/movie.h"
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#include "core/audioplayer.h"
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#include "core/sourcereference.h"
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#include "core/tile.h"
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#include "settings.h"
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#include "settings_core.h"
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#include "url_utils.h"
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#include "magnifierview.h"
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static const int pageflags = PagePainter::Accessibility | PagePainter::EnhanceLinks |
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PagePainter::EnhanceImages | PagePainter::Highlights |
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PagePainter::TextSelection | PagePainter::Annotations;
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static const float kZoomValues[] = { 0.12, 0.25, 0.33, 0.50, 0.66, 0.75, 1.00, 1.25, 1.50, 2.00, 4.00, 8.00, 16.00 };
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static inline double normClamp( double value, double def )
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{
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return ( value < 0.0 || value > 1.0 ) ? def : value;
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}
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struct TableSelectionPart {
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PageViewItem * item;
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Okular::NormalizedRect rectInItem;
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Okular::NormalizedRect rectInSelection;
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TableSelectionPart(PageViewItem * item_p, const Okular::NormalizedRect &rectInItem_p, const Okular::NormalizedRect &rectInSelection_p);
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};
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TableSelectionPart::TableSelectionPart( PageViewItem * item_p, const Okular::NormalizedRect &rectInItem_p, const Okular::NormalizedRect &rectInSelection_p)
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: item ( item_p ), rectInItem (rectInItem_p), rectInSelection (rectInSelection_p)
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{
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}
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// structure used internally by PageView for data storage
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class PageViewPrivate
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{
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public:
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PageViewPrivate( PageView *qq );
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FormWidgetsController* formWidgetsController();
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#ifdef HAVE_SPEECH
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OkularTTS* tts();
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#endif
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QString selectedText() const;
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// the document, pageviewItems and the 'visible cache'
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PageView *q;
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Okular::Document * document;
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QVector< PageViewItem * > items;
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QLinkedList< PageViewItem * > visibleItems;
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MagnifierView *magnifierView;
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// view layout (columns and continuous in Settings), zoom and mouse
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PageView::ZoomMode zoomMode;
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float zoomFactor;
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QPoint mouseGrabPos;
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QPoint mousePressPos;
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QPoint mouseSelectPos;
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int mouseMidLastY;
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bool mouseSelecting;
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QRect mouseSelectionRect;
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QColor mouseSelectionColor;
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bool mouseTextSelecting;
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QSet< int > pagesWithTextSelection;
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bool mouseOnRect;
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int mouseMode;
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MouseAnnotation * mouseAnnotation;
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// table selection
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QList<double> tableSelectionCols;
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QList<double> tableSelectionRows;
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QList<TableSelectionPart> tableSelectionParts;
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bool tableDividersGuessed;
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// viewport move
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bool viewportMoveActive;
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QTime viewportMoveTime;
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QPoint viewportMoveDest;
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int lastSourceLocationViewportPageNumber;
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double lastSourceLocationViewportNormalizedX;
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double lastSourceLocationViewportNormalizedY;
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QTimer * viewportMoveTimer;
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int controlWheelAccumulatedDelta;
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// auto scroll
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int scrollIncrement;
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QTimer * autoScrollTimer;
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// annotations
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PageViewAnnotator * annotator;
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//text annotation dialogs list
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QHash< Okular::Annotation *, AnnotWindow * > m_annowindows;
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// other stuff
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QTimer * delayResizeEventTimer;
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bool dirtyLayout;
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bool blockViewport; // prevents changes to viewport
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bool blockPixmapsRequest; // prevent pixmap requests
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PageViewMessage * messageWindow; // in pageviewutils.h
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bool m_formsVisible;
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FormWidgetsController *formsWidgetController;
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#ifdef HAVE_SPEECH
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OkularTTS * m_tts;
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#endif
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QTimer * refreshTimer;
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QSet<int> refreshPages;
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// bbox state for Trim to Selection mode
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Okular::NormalizedRect trimBoundingBox;
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// infinite resizing loop prevention
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bool verticalScrollBarVisible;
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bool horizontalScrollBarVisible;
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// drag scroll
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QPoint dragScrollVector;
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QTimer dragScrollTimer;
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// left click depress
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QTimer leftClickTimer;
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// actions
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QAction * aRotateClockwise;
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QAction * aRotateCounterClockwise;
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QAction * aRotateOriginal;
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KSelectAction * aPageSizes;
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KActionMenu * aTrimMode;
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KToggleAction * aTrimMargins;
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QAction * aMouseNormal;
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QAction * aMouseSelect;
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QAction * aMouseTextSelect;
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QAction * aMouseTableSelect;
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QAction * aMouseMagnifier;
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KToggleAction * aTrimToSelection;
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KToggleAction * aToggleAnnotator;
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KSelectAction * aZoom;
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QAction * aZoomIn;
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QAction * aZoomOut;
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KToggleAction * aZoomFitWidth;
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KToggleAction * aZoomFitPage;
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KToggleAction * aZoomAutoFit;
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KActionMenu * aViewMode;
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KToggleAction * aViewContinuous;
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QAction * aPrevAction;
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QAction * aToggleForms;
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QAction * aSpeakDoc;
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QAction * aSpeakPage;
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QAction * aSpeakStop;
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KActionCollection * actionCollection;
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QActionGroup * mouseModeActionGroup;
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QAction * aFitWindowToPage;
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int setting_viewCols;
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bool rtl_Mode;
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// Keep track of whether tablet pen is currently pressed down
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bool penDown;
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};
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PageViewPrivate::PageViewPrivate( PageView *qq )
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: q( qq )
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#ifdef HAVE_SPEECH
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, m_tts( 0 )
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#endif
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{
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}
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FormWidgetsController* PageViewPrivate::formWidgetsController()
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{
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if ( !formsWidgetController )
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{
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formsWidgetController = new FormWidgetsController( document );
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QObject::connect( formsWidgetController, SIGNAL( changed( int ) ),
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q, SLOT( slotFormChanged( int ) ) );
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QObject::connect( formsWidgetController, SIGNAL( action( Okular::Action* ) ),
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q, SLOT( slotAction( Okular::Action* ) ) );
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}
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return formsWidgetController;
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}
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#ifdef HAVE_SPEECH
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OkularTTS* PageViewPrivate::tts()
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{
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if ( !m_tts )
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{
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m_tts = new OkularTTS( q );
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if ( aSpeakStop )
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{
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QObject::connect( m_tts, &OkularTTS::isSpeaking,
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aSpeakStop, &QAction::setEnabled );
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}
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}
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return m_tts;
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}
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#endif
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/* PageView. What's in this file? -> quick overview.
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* Code weight (in rows) and meaning:
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* 160 - constructor and creating actions plus their connected slots (empty stuff)
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* 70 - DocumentObserver inherited methodes (important)
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* 550 - events: mouse, keyboard, drag
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* 170 - slotRelayoutPages: set contents of the scrollview on continuous/single modes
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* 100 - zoom: zooming pages in different ways, keeping update the toolbar actions, etc..
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* other misc functions: only slotRequestVisiblePixmaps and pickItemOnPoint noticeable,
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* and many insignificant stuff like this comment :-)
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*/
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PageView::PageView( QWidget *parent, Okular::Document *document )
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: QAbstractScrollArea( parent )
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, Okular::View( QLatin1String( "PageView" ) )
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{
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// create and initialize private storage structure
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d = new PageViewPrivate( this );
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d->document = document;
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d->aRotateClockwise = 0;
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d->aRotateCounterClockwise = 0;
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d->aRotateOriginal = 0;
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d->aViewMode = 0;
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d->zoomMode = PageView::ZoomFitWidth;
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d->zoomFactor = 1.0;
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d->mouseSelecting = false;
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d->mouseTextSelecting = false;
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d->mouseOnRect = false;
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d->mouseMode = Okular::Settings::mouseMode();
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d->mouseAnnotation = new MouseAnnotation( this, document );
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d->tableDividersGuessed = false;
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d->viewportMoveActive = false;
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d->lastSourceLocationViewportPageNumber = -1;
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d->lastSourceLocationViewportNormalizedX = 0.0;
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d->lastSourceLocationViewportNormalizedY = 0.0;
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d->viewportMoveTimer = 0;
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d->controlWheelAccumulatedDelta = 0;
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d->scrollIncrement = 0;
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d->autoScrollTimer = 0;
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d->annotator = 0;
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d->dirtyLayout = false;
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d->blockViewport = false;
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d->blockPixmapsRequest = false;
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d->messageWindow = new PageViewMessage(this);
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d->m_formsVisible = false;
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d->formsWidgetController = 0;
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#ifdef HAVE_SPEECH
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d->m_tts = 0;
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#endif
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d->refreshTimer = 0;
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d->aRotateClockwise = 0;
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d->aRotateCounterClockwise = 0;
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d->aRotateOriginal = 0;
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d->aPageSizes = 0;
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d->aTrimMode = 0;
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d->aTrimMargins = 0;
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d->aTrimToSelection = 0;
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d->aMouseNormal = 0;
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d->aMouseSelect = 0;
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d->aMouseTextSelect = 0;
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d->aToggleAnnotator = 0;
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d->aZoomFitWidth = 0;
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d->aZoomFitPage = 0;
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d->aZoomAutoFit = 0;
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d->aViewMode = 0;
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d->aViewContinuous = 0;
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d->aPrevAction = 0;
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d->aToggleForms = 0;
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d->aSpeakDoc = 0;
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d->aSpeakPage = 0;
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d->aSpeakStop = 0;
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d->actionCollection = 0;
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d->aPageSizes=0;
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d->setting_viewCols = Okular::Settings::viewColumns();
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d->rtl_Mode = Okular::Settings::rtlReadingDirection();
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d->mouseModeActionGroup = 0;
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d->penDown = false;
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d->aMouseMagnifier = 0;
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d->aFitWindowToPage = 0;
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d->trimBoundingBox = Okular::NormalizedRect(); // Null box
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switch( Okular::Settings::zoomMode() )
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{
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case 0:
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{
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d->zoomFactor = 1;
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d->zoomMode = PageView::ZoomFixed;
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break;
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}
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case 1:
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{
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d->zoomMode = PageView::ZoomFitWidth;
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break;
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}
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case 2:
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{
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d->zoomMode = PageView::ZoomFitPage;
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break;
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}
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case 3:
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{
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d->zoomMode = PageView::ZoomFitAuto;
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break;
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}
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}
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d->delayResizeEventTimer = new QTimer( this );
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d->delayResizeEventTimer->setSingleShot( true );
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connect( d->delayResizeEventTimer, &QTimer::timeout, this, &PageView::delayedResizeEvent );
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setFrameStyle(QFrame::NoFrame);
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setAttribute( Qt::WA_StaticContents );
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setObjectName( QStringLiteral( "okular::pageView" ) );
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// viewport setup: setup focus, and track mouse
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viewport()->setFocusProxy( this );
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viewport()->setFocusPolicy( Qt::StrongFocus );
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viewport()->setAttribute( Qt::WA_OpaquePaintEvent );
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viewport()->setAttribute( Qt::WA_NoSystemBackground );
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viewport()->setMouseTracking( true );
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viewport()->setAutoFillBackground( false );
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// the apparently "magic" value of 20 is the same used internally in QScrollArea
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verticalScrollBar()->setCursor( Qt::ArrowCursor );
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verticalScrollBar()->setSingleStep( 20 );
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horizontalScrollBar()->setCursor( Qt::ArrowCursor );
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horizontalScrollBar()->setSingleStep( 20 );
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// conntect the padding of the viewport to pixmaps requests
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connect(horizontalScrollBar(), &QAbstractSlider::valueChanged, this, &PageView::slotRequestVisiblePixmaps);
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connect(verticalScrollBar(), &QAbstractSlider::valueChanged, this, &PageView::slotRequestVisiblePixmaps);
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connect( &d->dragScrollTimer, &QTimer::timeout, this, &PageView::slotDragScroll );
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d->leftClickTimer.setSingleShot( true );
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connect( &d->leftClickTimer, &QTimer::timeout, this, &PageView::slotShowSizeAllCursor );
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// set a corner button to resize the view to the page size
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// QPushButton * resizeButton = new QPushButton( viewport() );
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// resizeButton->setPixmap( SmallIcon("crop") );
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// setCornerWidget( resizeButton );
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// resizeButton->setEnabled( false );
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// connect(...);
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setAttribute( Qt::WA_InputMethodEnabled, true );
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// Grab pinch gestures to zoom and rotate the view
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grabGesture(Qt::PinchGesture);
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d->magnifierView = new MagnifierView(document, this);
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d->magnifierView->hide();
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d->magnifierView->setGeometry(0, 0, 351, 201); // TODO: more dynamic?
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connect(document, &Okular::Document::processMovieAction, this, &PageView::slotProcessMovieAction);
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connect(document, &Okular::Document::processRenditionAction, this, &PageView::slotProcessRenditionAction);
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// schedule the welcome message
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QMetaObject::invokeMethod(this, "slotShowWelcome", Qt::QueuedConnection);
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}
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PageView::~PageView()
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{
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#ifdef HAVE_SPEECH
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if ( d->m_tts )
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d->m_tts->stopAllSpeechs();
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#endif
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delete d->mouseAnnotation;
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// delete the local storage structure
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// We need to assign it to a different list otherwise slotAnnotationWindowDestroyed
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// will bite us and clear d->m_annowindows
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QHash< Okular::Annotation *, AnnotWindow * > annowindows = d->m_annowindows;
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d->m_annowindows.clear();
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qDeleteAll( annowindows );
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// delete all widgets
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QVector< PageViewItem * >::const_iterator dIt = d->items.constBegin(), dEnd = d->items.constEnd();
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for ( ; dIt != dEnd; ++dIt )
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delete *dIt;
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delete d->formsWidgetController;
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d->document->removeObserver( this );
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delete d;
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}
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void PageView::setupBaseActions( KActionCollection * ac )
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{
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d->actionCollection = ac;
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// Zoom actions ( higher scales takes lots of memory! )
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d->aZoom = new KSelectAction(QIcon::fromTheme( QStringLiteral("page-zoom") ), i18n("Zoom"), this);
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ac->addAction(QStringLiteral("zoom_to"), d->aZoom );
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d->aZoom->setEditable( true );
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d->aZoom->setMaxComboViewCount( 14 );
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connect( d->aZoom, SIGNAL(triggered(QAction*)), this, SLOT(slotZoom()) );
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updateZoomText();
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d->aZoomIn = KStandardAction::zoomIn( this, SLOT(slotZoomIn()), ac );
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d->aZoomOut = KStandardAction::zoomOut( this, SLOT(slotZoomOut()), ac );
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}
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void PageView::setupViewerActions( KActionCollection * ac )
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{
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d->actionCollection = ac;
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ac->setDefaultShortcut(d->aZoomIn, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_Plus));
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ac->setDefaultShortcut(d->aZoomOut, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_Minus));
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// orientation menu actions
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d->aRotateClockwise = new QAction( QIcon::fromTheme( QStringLiteral("object-rotate-right") ), i18n( "Rotate &Right" ), this );
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d->aRotateClockwise->setIconText( i18nc( "Rotate right", "Right" ) );
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ac->addAction( QStringLiteral("view_orientation_rotate_cw"), d->aRotateClockwise );
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d->aRotateClockwise->setEnabled( false );
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connect( d->aRotateClockwise, &QAction::triggered, this, &PageView::slotRotateClockwise );
|
|
d->aRotateCounterClockwise = new QAction( QIcon::fromTheme( QStringLiteral("object-rotate-left") ), i18n( "Rotate &Left" ), this );
|
|
d->aRotateCounterClockwise->setIconText( i18nc( "Rotate left", "Left" ) );
|
|
ac->addAction( QStringLiteral("view_orientation_rotate_ccw"), d->aRotateCounterClockwise );
|
|
d->aRotateCounterClockwise->setEnabled( false );
|
|
connect( d->aRotateCounterClockwise, &QAction::triggered, this, &PageView::slotRotateCounterClockwise );
|
|
d->aRotateOriginal = new QAction( i18n( "Original Orientation" ), this );
|
|
ac->addAction( QStringLiteral("view_orientation_original"), d->aRotateOriginal );
|
|
d->aRotateOriginal->setEnabled( false );
|
|
connect( d->aRotateOriginal, &QAction::triggered, this, &PageView::slotRotateOriginal );
|
|
|
|
d->aPageSizes = new KSelectAction(i18n("&Page Size"), this);
|
|
ac->addAction(QStringLiteral("view_pagesizes"), d->aPageSizes);
|
|
d->aPageSizes->setEnabled( false );
|
|
|
|
connect( d->aPageSizes , SIGNAL(triggered(int)),
|
|
this, SLOT(slotPageSizes(int)) );
|
|
|
|
// Trim View actions
|
|
d->aTrimMode = new KActionMenu(i18n( "&Trim View" ), this );
|
|
d->aTrimMode->setDelayed( false );
|
|
ac->addAction(QStringLiteral("view_trim_mode"), d->aTrimMode );
|
|
|
|
d->aTrimMargins = new KToggleAction( i18n( "&Trim Margins" ), d->aTrimMode->menu() );
|
|
d->aTrimMode->addAction( d->aTrimMargins );
|
|
ac->addAction( QStringLiteral("view_trim_margins"), d->aTrimMargins );
|
|
d->aTrimMargins->setData( qVariantFromValue( (int)Okular::Settings::EnumTrimMode::Margins ) );
|
|
connect( d->aTrimMargins, &QAction::toggled, this, &PageView::slotTrimMarginsToggled );
|
|
d->aTrimMargins->setChecked( Okular::Settings::trimMargins() );
|
|
|
|
d->aTrimToSelection = new KToggleAction( i18n( "Trim To &Selection" ), d->aTrimMode->menu() );
|
|
d->aTrimMode->addAction( d->aTrimToSelection);
|
|
ac->addAction( QStringLiteral("view_trim_selection"), d->aTrimToSelection);
|
|
d->aTrimToSelection->setData( qVariantFromValue( (int)Okular::Settings::EnumTrimMode::Selection ) );
|
|
connect( d->aTrimToSelection, &QAction::toggled, this, &PageView::slotTrimToSelectionToggled );
|
|
|
|
d->aZoomFitWidth = new KToggleAction(QIcon::fromTheme( QStringLiteral("zoom-fit-width") ), i18n("Fit &Width"), this);
|
|
ac->addAction(QStringLiteral("view_fit_to_width"), d->aZoomFitWidth );
|
|
connect( d->aZoomFitWidth, &QAction::toggled, this, &PageView::slotFitToWidthToggled );
|
|
|
|
d->aZoomFitPage = new KToggleAction(QIcon::fromTheme( QStringLiteral("zoom-fit-best") ), i18n("Fit &Page"), this);
|
|
ac->addAction(QStringLiteral("view_fit_to_page"), d->aZoomFitPage );
|
|
connect( d->aZoomFitPage, &QAction::toggled, this, &PageView::slotFitToPageToggled );
|
|
|
|
d->aZoomAutoFit = new KToggleAction(QIcon::fromTheme( QStringLiteral("zoom-fit-best") ), i18n("&Auto Fit"), this);
|
|
ac->addAction(QStringLiteral("view_auto_fit"), d->aZoomAutoFit );
|
|
connect( d->aZoomAutoFit, &QAction::toggled, this, &PageView::slotAutoFitToggled );
|
|
|
|
d->aFitWindowToPage = new QAction(QIcon::fromTheme( QStringLiteral("zoom-fit-width") ), i18n("Fit Wi&ndow to Page"), this);
|
|
d->aFitWindowToPage->setEnabled( Okular::Settings::viewMode() == (int)Okular::Settings::EnumViewMode::Single );
|
|
ac->setDefaultShortcut(d->aFitWindowToPage, QKeySequence(Qt::CTRL + Qt::Key_J) );
|
|
ac->addAction( QStringLiteral("fit_window_to_page"), d->aFitWindowToPage );
|
|
connect( d->aFitWindowToPage, &QAction::triggered, this, &PageView::slotFitWindowToPage );
|
|
|
|
// View-Layout actions
|
|
d->aViewMode = new KActionMenu( QIcon::fromTheme( QStringLiteral("view-split-left-right") ), i18n( "&View Mode" ), this );
|
|
d->aViewMode->setDelayed( false );
|
|
#define ADD_VIEWMODE_ACTION( text, name, id ) \
|
|
do { \
|
|
QAction *vm = new QAction( text, this ); \
|
|
vm->setCheckable( true ); \
|
|
vm->setData( qVariantFromValue( id ) ); \
|
|
d->aViewMode->addAction( vm ); \
|
|
ac->addAction( QStringLiteral(name), vm ); \
|
|
vmGroup->addAction( vm ); \
|
|
} while( 0 )
|
|
ac->addAction(QStringLiteral("view_render_mode"), d->aViewMode );
|
|
QActionGroup *vmGroup = new QActionGroup( this ); //d->aViewMode->menu() );
|
|
ADD_VIEWMODE_ACTION( i18n( "Single Page" ), "view_render_mode_single", (int)Okular::Settings::EnumViewMode::Single );
|
|
ADD_VIEWMODE_ACTION( i18n( "Facing Pages" ), "view_render_mode_facing", (int)Okular::Settings::EnumViewMode::Facing );
|
|
ADD_VIEWMODE_ACTION( i18n( "Facing Pages (Center First Page)" ), "view_render_mode_facing_center_first", (int)Okular::Settings::EnumViewMode::FacingFirstCentered );
|
|
ADD_VIEWMODE_ACTION( i18n( "Overview" ), "view_render_mode_overview", (int)Okular::Settings::EnumViewMode::Summary );
|
|
const QList<QAction *> viewModeActions = d->aViewMode->menu()->actions();
|
|
foreach(QAction *viewModeAction, viewModeActions)
|
|
{
|
|
if (viewModeAction->data().toInt() == Okular::Settings::viewMode())
|
|
{
|
|
viewModeAction->setChecked( true );
|
|
}
|
|
}
|
|
connect( vmGroup, &QActionGroup::triggered, this, &PageView::slotViewMode );
|
|
#undef ADD_VIEWMODE_ACTION
|
|
|
|
d->aViewContinuous = new KToggleAction(QIcon::fromTheme( QStringLiteral("view-list-text") ), i18n("&Continuous"), this);
|
|
ac->addAction(QStringLiteral("view_continuous"), d->aViewContinuous );
|
|
connect( d->aViewContinuous, &QAction::toggled, this, &PageView::slotContinuousToggled );
|
|
d->aViewContinuous->setChecked( Okular::Settings::viewContinuous() );
|
|
|
|
// Mouse mode actions for viewer mode
|
|
d->mouseModeActionGroup = new QActionGroup( this );
|
|
d->mouseModeActionGroup->setExclusive( true );
|
|
d->aMouseNormal = new QAction( QIcon::fromTheme( QStringLiteral("input-mouse") ), i18n( "&Browse Tool" ), this );
|
|
ac->addAction(QStringLiteral("mouse_drag"), d->aMouseNormal );
|
|
connect( d->aMouseNormal, &QAction::triggered, this, &PageView::slotSetMouseNormal );
|
|
d->aMouseNormal->setIconText( i18nc( "Browse Tool", "Browse" ) );
|
|
d->aMouseNormal->setCheckable( true );
|
|
ac->setDefaultShortcut(d->aMouseNormal, QKeySequence(Qt::CTRL + Qt::Key_1));
|
|
d->aMouseNormal->setActionGroup( d->mouseModeActionGroup );
|
|
d->aMouseNormal->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::Browse );
|
|
|
|
QAction * mz = new QAction(QIcon::fromTheme( QStringLiteral("page-zoom") ), i18n("&Zoom Tool"), this);
|
|
ac->addAction(QStringLiteral("mouse_zoom"), mz );
|
|
connect( mz, &QAction::triggered, this, &PageView::slotSetMouseZoom );
|
|
mz->setIconText( i18nc( "Zoom Tool", "Zoom" ) );
|
|
mz->setCheckable( true );
|
|
ac->setDefaultShortcut(mz, QKeySequence(Qt::CTRL + Qt::Key_2));
|
|
mz->setActionGroup( d->mouseModeActionGroup );
|
|
mz->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::Zoom );
|
|
|
|
QAction * aToggleChangeColors = new QAction(i18n("&Toggle Change Colors"), this);
|
|
ac->addAction(QStringLiteral("toggle_change_colors"), aToggleChangeColors );
|
|
connect( aToggleChangeColors, &QAction::triggered, this, &PageView::slotToggleChangeColors );
|
|
}
|
|
|
|
// WARNING: 'setupViewerActions' must have been called before this method
|
|
void PageView::setupActions( KActionCollection * ac )
|
|
{
|
|
d->actionCollection = ac;
|
|
|
|
ac->setDefaultShortcuts(d->aZoomIn, KStandardShortcut::zoomIn());
|
|
ac->setDefaultShortcuts(d->aZoomOut, KStandardShortcut::zoomOut());
|
|
|
|
// Mouse-Mode actions
|
|
d->aMouseSelect = new QAction(QIcon::fromTheme( QStringLiteral("select-rectangular") ), i18n("&Selection Tool"), this);
|
|
ac->addAction(QStringLiteral("mouse_select"), d->aMouseSelect );
|
|
connect( d->aMouseSelect, &QAction::triggered, this, &PageView::slotSetMouseSelect );
|
|
d->aMouseSelect->setIconText( i18nc( "Select Tool", "Selection" ) );
|
|
d->aMouseSelect->setCheckable( true );
|
|
ac->setDefaultShortcut(d->aMouseSelect, Qt::CTRL + Qt::Key_3);
|
|
|
|
d->aMouseSelect->setActionGroup( d->mouseModeActionGroup );
|
|
d->aMouseSelect->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::RectSelect );
|
|
|
|
d->aMouseTextSelect = new QAction(QIcon::fromTheme( QStringLiteral("draw-text") ), i18n("&Text Selection Tool"), this);
|
|
ac->addAction(QStringLiteral("mouse_textselect"), d->aMouseTextSelect );
|
|
connect( d->aMouseTextSelect, &QAction::triggered, this, &PageView::slotSetMouseTextSelect );
|
|
d->aMouseTextSelect->setIconText( i18nc( "Text Selection Tool", "Text Selection" ) );
|
|
d->aMouseTextSelect->setCheckable( true );
|
|
ac->setDefaultShortcut(d->aMouseTextSelect, Qt::CTRL + Qt::Key_4);
|
|
d->aMouseTextSelect->setActionGroup( d->mouseModeActionGroup );
|
|
d->aMouseTextSelect->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::TextSelect );
|
|
|
|
d->aMouseTableSelect = new QAction(QIcon::fromTheme( QStringLiteral("table") ), i18n("T&able Selection Tool"), this);
|
|
ac->addAction(QStringLiteral("mouse_tableselect"), d->aMouseTableSelect );
|
|
connect( d->aMouseTableSelect, &QAction::triggered, this, &PageView::slotSetMouseTableSelect );
|
|
d->aMouseTableSelect->setIconText( i18nc( "Table Selection Tool", "Table Selection" ) );
|
|
d->aMouseTableSelect->setCheckable( true );
|
|
ac->setDefaultShortcut(d->aMouseTableSelect, Qt::CTRL + Qt::Key_5);
|
|
d->aMouseTableSelect->setActionGroup( d->mouseModeActionGroup );
|
|
d->aMouseTableSelect->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::TableSelect );
|
|
|
|
d->aMouseMagnifier = new QAction(QIcon::fromTheme( QStringLiteral("document-preview") ), i18n("&Magnifier"), this);
|
|
ac->addAction(QStringLiteral("mouse_magnifier"), d->aMouseMagnifier );
|
|
connect( d->aMouseMagnifier, &QAction::triggered, this, &PageView::slotSetMouseMagnifier );
|
|
d->aMouseMagnifier->setIconText( i18nc( "Magnifier Tool", "Magnifier" ) );
|
|
d->aMouseMagnifier->setCheckable( true );
|
|
ac->setDefaultShortcut(d->aMouseMagnifier, Qt::CTRL + Qt::Key_6);
|
|
d->aMouseMagnifier->setActionGroup( d->mouseModeActionGroup );
|
|
d->aMouseMagnifier->setChecked( Okular::Settings::mouseMode() == Okular::Settings::EnumMouseMode::Magnifier );
|
|
|
|
d->aToggleAnnotator = new KToggleAction(QIcon::fromTheme( QStringLiteral("draw-freehand") ), i18n("&Review"), this);
|
|
ac->addAction(QStringLiteral("mouse_toggle_annotate"), d->aToggleAnnotator );
|
|
d->aToggleAnnotator->setCheckable( true );
|
|
connect( d->aToggleAnnotator, &QAction::toggled, this, &PageView::slotToggleAnnotator );
|
|
ac->setDefaultShortcut(d->aToggleAnnotator, Qt::Key_F6);
|
|
|
|
ToolAction *ta = new ToolAction( this );
|
|
ac->addAction( QStringLiteral("mouse_selecttools"), ta );
|
|
ta->addAction( d->aMouseSelect );
|
|
ta->addAction( d->aMouseTextSelect );
|
|
ta->addAction( d->aMouseTableSelect );
|
|
|
|
// speak actions
|
|
#ifdef HAVE_SPEECH
|
|
d->aSpeakDoc = new QAction( QIcon::fromTheme( QStringLiteral("text-speak") ), i18n( "Speak Whole Document" ), this );
|
|
ac->addAction( QStringLiteral("speak_document"), d->aSpeakDoc );
|
|
d->aSpeakDoc->setEnabled( false );
|
|
connect( d->aSpeakDoc, &QAction::triggered, this, &PageView::slotSpeakDocument );
|
|
|
|
d->aSpeakPage = new QAction( QIcon::fromTheme( QStringLiteral("text-speak") ), i18n( "Speak Current Page" ), this );
|
|
ac->addAction( QStringLiteral("speak_current_page"), d->aSpeakPage );
|
|
d->aSpeakPage->setEnabled( false );
|
|
connect( d->aSpeakPage, &QAction::triggered, this, &PageView::slotSpeakCurrentPage );
|
|
|
|
d->aSpeakStop = new QAction( QIcon::fromTheme( QStringLiteral("media-playback-stop") ), i18n( "Stop Speaking" ), this );
|
|
ac->addAction( QStringLiteral("speak_stop_all"), d->aSpeakStop );
|
|
d->aSpeakStop->setEnabled( false );
|
|
connect( d->aSpeakStop, &QAction::triggered, this, &PageView::slotStopSpeaks );
|
|
#else
|
|
d->aSpeakDoc = 0;
|
|
d->aSpeakPage = 0;
|
|
d->aSpeakStop = 0;
|
|
#endif
|
|
|
|
// Other actions
|
|
QAction * su = new QAction(i18n("Scroll Up"), this);
|
|
ac->addAction(QStringLiteral("view_scroll_up"), su );
|
|
connect( su, &QAction::triggered, this, &PageView::slotAutoScrollUp );
|
|
ac->setDefaultShortcut(su, QKeySequence(Qt::SHIFT + Qt::Key_Up));
|
|
addAction(su);
|
|
|
|
QAction * sd = new QAction(i18n("Scroll Down"), this);
|
|
ac->addAction(QStringLiteral("view_scroll_down"), sd );
|
|
connect( sd, &QAction::triggered, this, &PageView::slotAutoScrollDown );
|
|
ac->setDefaultShortcut(sd, QKeySequence(Qt::SHIFT + Qt::Key_Down));
|
|
addAction(sd);
|
|
|
|
QAction * spu = new QAction(i18n("Scroll Page Up"), this);
|
|
ac->addAction( QStringLiteral("view_scroll_page_up"), spu );
|
|
connect( spu, &QAction::triggered, this, &PageView::slotScrollUp );
|
|
ac->setDefaultShortcut(spu, QKeySequence(Qt::SHIFT + Qt::Key_Space));
|
|
addAction( spu );
|
|
|
|
QAction * spd = new QAction(i18n("Scroll Page Down"), this);
|
|
ac->addAction( QStringLiteral("view_scroll_page_down"), spd );
|
|
connect( spd, &QAction::triggered, this, &PageView::slotScrollDown );
|
|
ac->setDefaultShortcut(spd, QKeySequence(Qt::Key_Space));
|
|
addAction( spd );
|
|
|
|
d->aToggleForms = new QAction( this );
|
|
ac->addAction( QStringLiteral("view_toggle_forms"), d->aToggleForms );
|
|
connect( d->aToggleForms, &QAction::triggered, this, &PageView::slotToggleForms );
|
|
d->aToggleForms->setEnabled( false );
|
|
toggleFormWidgets( false );
|
|
|
|
// Setup undo and redo actions
|
|
QAction *kundo = KStandardAction::create( KStandardAction::Undo, d->document, SLOT(undo()), ac );
|
|
QAction *kredo = KStandardAction::create( KStandardAction::Redo, d->document, SLOT(redo()), ac );
|
|
connect(d->document, &Okular::Document::canUndoChanged, kundo, &QAction::setEnabled);
|
|
connect(d->document, &Okular::Document::canRedoChanged, kredo, &QAction::setEnabled);
|
|
kundo->setEnabled(false);
|
|
kredo->setEnabled(false);
|
|
}
|
|
|
|
bool PageView::canFitPageWidth() const
|
|
{
|
|
return Okular::Settings::viewMode() != Okular::Settings::EnumViewMode::Single || d->zoomMode != ZoomFitWidth;
|
|
}
|
|
|
|
void PageView::fitPageWidth( int page )
|
|
{
|
|
// zoom: Fit Width, columns: 1. setActions + relayout + setPage + update
|
|
d->zoomMode = ZoomFitWidth;
|
|
Okular::Settings::setViewMode( 0 );
|
|
d->aZoomFitWidth->setChecked( true );
|
|
d->aZoomFitPage->setChecked( false );
|
|
d->aZoomAutoFit->setChecked( false );
|
|
d->aViewMode->menu()->actions().at( 0 )->setChecked( true );
|
|
viewport()->setUpdatesEnabled( false );
|
|
slotRelayoutPages();
|
|
viewport()->setUpdatesEnabled( true );
|
|
d->document->setViewportPage( page );
|
|
updateZoomText();
|
|
setFocus();
|
|
}
|
|
|
|
void PageView::openAnnotationWindow( Okular::Annotation * annotation, int pageNumber )
|
|
{
|
|
if ( !annotation )
|
|
return;
|
|
|
|
// find the annot window
|
|
AnnotWindow* existWindow = 0;
|
|
QHash< Okular::Annotation *, AnnotWindow * >::ConstIterator it = d->m_annowindows.constFind( annotation );
|
|
if ( it != d->m_annowindows.constEnd() )
|
|
{
|
|
existWindow = *it;
|
|
}
|
|
|
|
if ( existWindow == 0 )
|
|
{
|
|
existWindow = new AnnotWindow( this, annotation, d->document, pageNumber );
|
|
connect(existWindow, &QObject::destroyed, this, &PageView::slotAnnotationWindowDestroyed);
|
|
|
|
d->m_annowindows.insert( annotation, existWindow );
|
|
}
|
|
|
|
existWindow->show();
|
|
}
|
|
|
|
void PageView::slotAnnotationWindowDestroyed( QObject * window )
|
|
{
|
|
QHash< Okular::Annotation*, AnnotWindow * >::Iterator it = d->m_annowindows.begin();
|
|
QHash< Okular::Annotation*, AnnotWindow * >::Iterator itEnd = d->m_annowindows.end();
|
|
while ( it != itEnd )
|
|
{
|
|
if ( it.value() == window )
|
|
{
|
|
it = d->m_annowindows.erase( it );
|
|
}
|
|
else
|
|
{
|
|
++it;
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::displayMessage( const QString & message, const QString & details, PageViewMessage::Icon icon, int duration )
|
|
{
|
|
if ( !Okular::Settings::showOSD() )
|
|
{
|
|
if (icon == PageViewMessage::Error)
|
|
{
|
|
if ( !details.isEmpty() )
|
|
KMessageBox::detailedError( this, message, details );
|
|
else
|
|
KMessageBox::error( this, message );
|
|
}
|
|
return;
|
|
}
|
|
|
|
// hide messageWindow if string is empty
|
|
if ( message.isEmpty() )
|
|
return d->messageWindow->hide();
|
|
|
|
// display message (duration is length dependant)
|
|
if (duration==-1)
|
|
{
|
|
duration = 500 + 100 * message.length();
|
|
if ( !details.isEmpty() )
|
|
duration += 500 + 100 * details.length();
|
|
}
|
|
d->messageWindow->display( message, details, icon, duration );
|
|
}
|
|
|
|
void PageView::reparseConfig()
|
|
{
|
|
// set the scroll bars policies
|
|
Qt::ScrollBarPolicy scrollBarMode = Okular::Settings::showScrollBars() ?
|
|
Qt::ScrollBarAsNeeded : Qt::ScrollBarAlwaysOff;
|
|
if ( horizontalScrollBarPolicy() != scrollBarMode )
|
|
{
|
|
setHorizontalScrollBarPolicy( scrollBarMode );
|
|
setVerticalScrollBarPolicy( scrollBarMode );
|
|
}
|
|
|
|
if ( Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::Summary &&
|
|
( (int)Okular::Settings::viewColumns() != d->setting_viewCols ) )
|
|
{
|
|
d->setting_viewCols = Okular::Settings::viewColumns();
|
|
|
|
slotRelayoutPages();
|
|
}
|
|
|
|
if (Okular::Settings::rtlReadingDirection() != d->rtl_Mode )
|
|
{
|
|
d->rtl_Mode = Okular::Settings::rtlReadingDirection();
|
|
slotRelayoutPages();
|
|
}
|
|
|
|
updatePageStep();
|
|
|
|
if ( d->annotator )
|
|
{
|
|
d->annotator->setEnabled( false );
|
|
d->annotator->reparseConfig();
|
|
if ( d->aToggleAnnotator->isChecked() )
|
|
slotToggleAnnotator( true );
|
|
}
|
|
|
|
// Something like invert colors may have changed
|
|
// As we don't have a way to find out the old value
|
|
// We just update the viewport, this shouldn't be that bad
|
|
// since it's just a repaint of pixmaps we already have
|
|
viewport()->update();
|
|
}
|
|
|
|
KActionCollection *PageView::actionCollection() const
|
|
{
|
|
return d->actionCollection;
|
|
}
|
|
|
|
QAction *PageView::toggleFormsAction() const
|
|
{
|
|
return d->aToggleForms;
|
|
}
|
|
|
|
int PageView::contentAreaWidth() const
|
|
{
|
|
return horizontalScrollBar()->maximum() + viewport()->width();
|
|
}
|
|
|
|
int PageView::contentAreaHeight() const
|
|
{
|
|
return verticalScrollBar()->maximum() + viewport()->height();
|
|
}
|
|
|
|
QPoint PageView::contentAreaPosition() const
|
|
{
|
|
return QPoint( horizontalScrollBar()->value(), verticalScrollBar()->value() );
|
|
}
|
|
|
|
QPoint PageView::contentAreaPoint( const QPoint & pos ) const
|
|
{
|
|
return pos + contentAreaPosition();
|
|
}
|
|
|
|
QPointF PageView::contentAreaPoint( const QPointF & pos ) const
|
|
{
|
|
return pos + contentAreaPosition();
|
|
}
|
|
|
|
QString PageViewPrivate::selectedText() const
|
|
{
|
|
if ( pagesWithTextSelection.isEmpty() )
|
|
return QString();
|
|
|
|
QString text;
|
|
QList< int > selpages = pagesWithTextSelection.toList();
|
|
qSort( selpages );
|
|
const Okular::Page * pg = 0;
|
|
if ( selpages.count() == 1 )
|
|
{
|
|
pg = document->page( selpages.first() );
|
|
text.append( pg->text( pg->textSelection(), Okular::TextPage::CentralPixelTextAreaInclusionBehaviour ) );
|
|
}
|
|
else
|
|
{
|
|
pg = document->page( selpages.first() );
|
|
text.append( pg->text( pg->textSelection(), Okular::TextPage::CentralPixelTextAreaInclusionBehaviour ) );
|
|
int end = selpages.count() - 1;
|
|
for( int i = 1; i < end; ++i )
|
|
{
|
|
pg = document->page( selpages.at( i ) );
|
|
text.append( pg->text( 0, Okular::TextPage::CentralPixelTextAreaInclusionBehaviour ) );
|
|
}
|
|
pg = document->page( selpages.last() );
|
|
text.append( pg->text( pg->textSelection(), Okular::TextPage::CentralPixelTextAreaInclusionBehaviour ) );
|
|
}
|
|
return text;
|
|
}
|
|
|
|
void PageView::copyTextSelection() const
|
|
{
|
|
const QString text = d->selectedText();
|
|
if ( !text.isEmpty() )
|
|
{
|
|
QClipboard *cb = QApplication::clipboard();
|
|
cb->setText( text, QClipboard::Clipboard );
|
|
}
|
|
}
|
|
|
|
void PageView::selectAll()
|
|
{
|
|
QVector< PageViewItem * >::const_iterator it = d->items.constBegin(), itEnd = d->items.constEnd();
|
|
for ( ; it < itEnd; ++it )
|
|
{
|
|
Okular::RegularAreaRect * area = textSelectionForItem( *it );
|
|
d->pagesWithTextSelection.insert( (*it)->pageNumber() );
|
|
d->document->setPageTextSelection( (*it)->pageNumber(), area, palette().color( QPalette::Active, QPalette::Highlight ) );
|
|
}
|
|
}
|
|
|
|
//BEGIN DocumentObserver inherited methods
|
|
void PageView::notifySetup( const QVector< Okular::Page * > & pageSet, int setupFlags )
|
|
{
|
|
bool documentChanged = setupFlags & Okular::DocumentObserver::DocumentChanged;
|
|
// reuse current pages if nothing new
|
|
if ( ( pageSet.count() == d->items.count() ) && !documentChanged && !( setupFlags & Okular::DocumentObserver::NewLayoutForPages ) )
|
|
{
|
|
int count = pageSet.count();
|
|
for ( int i = 0; (i < count) && !documentChanged; i++ )
|
|
if ( (int)pageSet[i]->number() != d->items[i]->pageNumber() )
|
|
documentChanged = true;
|
|
if ( !documentChanged )
|
|
return;
|
|
}
|
|
|
|
// mouseAnnotation must not access our PageViewItem widgets any longer
|
|
d->mouseAnnotation->reset();
|
|
|
|
// delete all widgets (one for each page in pageSet)
|
|
QVector< PageViewItem * >::const_iterator dIt = d->items.constBegin(), dEnd = d->items.constEnd();
|
|
for ( ; dIt != dEnd; ++dIt )
|
|
delete *dIt;
|
|
d->items.clear();
|
|
d->visibleItems.clear();
|
|
d->pagesWithTextSelection.clear();
|
|
toggleFormWidgets( false );
|
|
if ( d->formsWidgetController )
|
|
d->formsWidgetController->dropRadioButtons();
|
|
|
|
bool haspages = !pageSet.isEmpty();
|
|
bool hasformwidgets = false;
|
|
// create children widgets
|
|
QVector< Okular::Page * >::const_iterator setIt = pageSet.constBegin(), setEnd = pageSet.constEnd();
|
|
for ( ; setIt != setEnd; ++setIt )
|
|
{
|
|
PageViewItem * item = new PageViewItem( *setIt );
|
|
d->items.push_back( item );
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug).nospace() << "cropped geom for " << d->items.last()->pageNumber() << " is " << d->items.last()->croppedGeometry();
|
|
#endif
|
|
const QLinkedList< Okular::FormField * > pageFields = (*setIt)->formFields();
|
|
QLinkedList< Okular::FormField * >::const_iterator ffIt = pageFields.constBegin(), ffEnd = pageFields.constEnd();
|
|
for ( ; ffIt != ffEnd; ++ffIt )
|
|
{
|
|
Okular::FormField * ff = *ffIt;
|
|
FormWidgetIface * w = FormWidgetFactory::createWidget( ff, viewport() );
|
|
if ( w )
|
|
{
|
|
w->setPageItem( item );
|
|
w->setFormWidgetsController( d->formWidgetsController() );
|
|
w->setVisibility( false );
|
|
w->setCanBeFilled( d->document->isAllowed( Okular::AllowFillForms ) );
|
|
item->formWidgets().insert( ff->id(), w );
|
|
hasformwidgets = true;
|
|
}
|
|
}
|
|
const QLinkedList< Okular::Annotation * > annotations = (*setIt)->annotations();
|
|
QLinkedList< Okular::Annotation * >::const_iterator aIt = annotations.constBegin(), aEnd = annotations.constEnd();
|
|
for ( ; aIt != aEnd; ++aIt )
|
|
{
|
|
Okular::Annotation * a = *aIt;
|
|
if ( a->subType() == Okular::Annotation::AMovie )
|
|
{
|
|
Okular::MovieAnnotation * movieAnn = static_cast< Okular::MovieAnnotation * >( a );
|
|
VideoWidget * vw = new VideoWidget( movieAnn, movieAnn->movie(), d->document, viewport() );
|
|
item->videoWidgets().insert( movieAnn->movie(), vw );
|
|
vw->pageInitialized();
|
|
}
|
|
else if ( a->subType() == Okular::Annotation::ARichMedia )
|
|
{
|
|
Okular::RichMediaAnnotation * richMediaAnn = static_cast< Okular::RichMediaAnnotation * >( a );
|
|
VideoWidget * vw = new VideoWidget( richMediaAnn, richMediaAnn->movie(), d->document, viewport() );
|
|
item->videoWidgets().insert( richMediaAnn->movie(), vw );
|
|
vw->pageInitialized();
|
|
}
|
|
else if ( a->subType() == Okular::Annotation::AScreen )
|
|
{
|
|
const Okular::ScreenAnnotation * screenAnn = static_cast< Okular::ScreenAnnotation * >( a );
|
|
Okular::Movie *movie = GuiUtils::renditionMovieFromScreenAnnotation( screenAnn );
|
|
if ( movie )
|
|
{
|
|
VideoWidget * vw = new VideoWidget( screenAnn, movie, d->document, viewport() );
|
|
item->videoWidgets().insert( movie, vw );
|
|
vw->pageInitialized();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// invalidate layout so relayout/repaint will happen on next viewport change
|
|
if ( haspages )
|
|
{
|
|
// We do a delayed call to slotRelayoutPages but also set the dirtyLayout
|
|
// because we might end up in notifyViewportChanged while slotRelayoutPages
|
|
// has not been done and we don't want that to happen
|
|
d->dirtyLayout = true;
|
|
QMetaObject::invokeMethod(this, "slotRelayoutPages", Qt::QueuedConnection);
|
|
}
|
|
else
|
|
{
|
|
// update the mouse cursor when closing because we may have close through a link and
|
|
// want the cursor to come back to the normal cursor
|
|
updateCursor();
|
|
// then, make the message window and scrollbars disappear, and trigger a repaint
|
|
d->messageWindow->hide();
|
|
resizeContentArea( QSize( 0,0 ) );
|
|
viewport()->update(); // when there is no change to the scrollbars, no repaint would
|
|
// be done and the old document would still be shown
|
|
}
|
|
|
|
// OSD to display pages
|
|
if ( documentChanged && pageSet.count() > 0 && Okular::Settings::showOSD() )
|
|
d->messageWindow->display(
|
|
i18np(" Loaded a one-page document.",
|
|
" Loaded a %1-page document.",
|
|
pageSet.count() ),
|
|
QString(),
|
|
PageViewMessage::Info, 4000 );
|
|
|
|
updateActionState( haspages, documentChanged, hasformwidgets );
|
|
|
|
// We need to assign it to a different list otherwise slotAnnotationWindowDestroyed
|
|
// will bite us and clear d->m_annowindows
|
|
QHash< Okular::Annotation *, AnnotWindow * > annowindows = d->m_annowindows;
|
|
d->m_annowindows.clear();
|
|
qDeleteAll( annowindows );
|
|
|
|
selectionClear();
|
|
}
|
|
|
|
void PageView::updateActionState( bool haspages, bool documentChanged, bool hasformwidgets )
|
|
{
|
|
if ( d->aPageSizes )
|
|
{ // may be null if dummy mode is on
|
|
bool pageSizes = d->document->supportsPageSizes();
|
|
d->aPageSizes->setEnabled( pageSizes );
|
|
// set the new page sizes:
|
|
// - if the generator supports them
|
|
// - if the document changed
|
|
if ( pageSizes && documentChanged )
|
|
{
|
|
QStringList items;
|
|
foreach ( const Okular::PageSize &p, d->document->pageSizes() )
|
|
items.append( p.name() );
|
|
d->aPageSizes->setItems( items );
|
|
}
|
|
}
|
|
|
|
if ( d->aTrimMargins )
|
|
d->aTrimMargins->setEnabled( haspages );
|
|
|
|
if ( d->aTrimToSelection )
|
|
d->aTrimToSelection->setEnabled( haspages );
|
|
|
|
if ( d->aViewMode )
|
|
d->aViewMode->setEnabled( haspages );
|
|
|
|
if ( d->aViewContinuous )
|
|
d->aViewContinuous->setEnabled( haspages );
|
|
|
|
if ( d->aZoomFitWidth )
|
|
d->aZoomFitWidth->setEnabled( haspages );
|
|
if ( d->aZoomFitPage )
|
|
d->aZoomFitPage->setEnabled( haspages );
|
|
if ( d->aZoomAutoFit )
|
|
d->aZoomAutoFit->setEnabled( haspages );
|
|
|
|
if ( d->aZoom )
|
|
{
|
|
d->aZoom->selectableActionGroup()->setEnabled( haspages );
|
|
d->aZoom->setEnabled( haspages );
|
|
}
|
|
if ( d->aZoomIn )
|
|
d->aZoomIn->setEnabled( haspages );
|
|
if ( d->aZoomOut )
|
|
d->aZoomOut->setEnabled( haspages );
|
|
|
|
if ( d->mouseModeActionGroup )
|
|
d->mouseModeActionGroup->setEnabled( haspages );
|
|
|
|
if ( d->aRotateClockwise )
|
|
d->aRotateClockwise->setEnabled( haspages );
|
|
if ( d->aRotateCounterClockwise )
|
|
d->aRotateCounterClockwise->setEnabled( haspages );
|
|
if ( d->aRotateOriginal )
|
|
d->aRotateOriginal->setEnabled( haspages );
|
|
if ( d->aToggleForms )
|
|
{ // may be null if dummy mode is on
|
|
d->aToggleForms->setEnabled( haspages && hasformwidgets );
|
|
}
|
|
bool allowAnnotations = d->document->isAllowed( Okular::AllowNotes );
|
|
if ( d->annotator )
|
|
{
|
|
bool allowTools = haspages && allowAnnotations;
|
|
d->annotator->setToolsEnabled( allowTools );
|
|
d->annotator->setTextToolsEnabled( allowTools && d->document->supportsSearching() );
|
|
}
|
|
if ( d->aToggleAnnotator )
|
|
{
|
|
if ( !allowAnnotations && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
}
|
|
d->aToggleAnnotator->setEnabled( allowAnnotations );
|
|
}
|
|
#ifdef HAVE_SPEECH
|
|
if ( d->aSpeakDoc )
|
|
{
|
|
const bool enablettsactions = haspages ? Okular::Settings::useTTS() : false;
|
|
d->aSpeakDoc->setEnabled( enablettsactions );
|
|
d->aSpeakPage->setEnabled( enablettsactions );
|
|
}
|
|
#endif
|
|
if (d->aMouseMagnifier)
|
|
d->aMouseMagnifier->setEnabled(d->document->supportsTiles());
|
|
if ( d->aFitWindowToPage )
|
|
d->aFitWindowToPage->setEnabled( haspages && !Okular::Settings::viewContinuous() );
|
|
}
|
|
|
|
bool PageView::areSourceLocationsShownGraphically() const
|
|
{
|
|
return Okular::Settings::showSourceLocationsGraphically();
|
|
}
|
|
|
|
void PageView::setShowSourceLocationsGraphically(bool show)
|
|
{
|
|
if( show == Okular::Settings::showSourceLocationsGraphically() )
|
|
{
|
|
return;
|
|
}
|
|
Okular::Settings::setShowSourceLocationsGraphically( show );
|
|
viewport()->update();
|
|
}
|
|
|
|
void PageView::setLastSourceLocationViewport( const Okular::DocumentViewport& vp )
|
|
{
|
|
if( vp.rePos.enabled )
|
|
{
|
|
d->lastSourceLocationViewportNormalizedX = normClamp( vp.rePos.normalizedX, 0.5 );
|
|
d->lastSourceLocationViewportNormalizedY = normClamp( vp.rePos.normalizedY, 0.0 );
|
|
}
|
|
else
|
|
{
|
|
d->lastSourceLocationViewportNormalizedX = 0.5;
|
|
d->lastSourceLocationViewportNormalizedY = 0.0;
|
|
}
|
|
d->lastSourceLocationViewportPageNumber = vp.pageNumber;
|
|
viewport()->update();
|
|
}
|
|
|
|
void PageView::clearLastSourceLocationViewport()
|
|
{
|
|
d->lastSourceLocationViewportPageNumber = -1;
|
|
d->lastSourceLocationViewportNormalizedX = 0.0;
|
|
d->lastSourceLocationViewportNormalizedY = 0.0;
|
|
viewport()->update();
|
|
}
|
|
|
|
void PageView::notifyViewportChanged( bool smoothMove )
|
|
{
|
|
QMetaObject::invokeMethod(this, "slotRealNotifyViewportChanged", Qt::QueuedConnection, Q_ARG( bool, smoothMove ));
|
|
}
|
|
|
|
void PageView::slotRealNotifyViewportChanged( bool smoothMove )
|
|
{
|
|
// if we are the one changing viewport, skip this nofity
|
|
if ( d->blockViewport )
|
|
return;
|
|
|
|
// block setViewport outgoing calls
|
|
d->blockViewport = true;
|
|
|
|
// find PageViewItem matching the viewport description
|
|
const Okular::DocumentViewport & vp = d->document->viewport();
|
|
PageViewItem * item = 0;
|
|
QVector< PageViewItem * >::const_iterator iIt = d->items.constBegin(), iEnd = d->items.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
if ( (*iIt)->pageNumber() == vp.pageNumber )
|
|
{
|
|
item = *iIt;
|
|
break;
|
|
}
|
|
if ( !item )
|
|
{
|
|
qCWarning(OkularUiDebug) << "viewport for page" << vp.pageNumber << "has no matching item!";
|
|
d->blockViewport = false;
|
|
return;
|
|
}
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << "document viewport changed";
|
|
#endif
|
|
// relayout in "Single Pages" mode or if a relayout is pending
|
|
d->blockPixmapsRequest = true;
|
|
if ( !Okular::Settings::viewContinuous() || d->dirtyLayout )
|
|
slotRelayoutPages();
|
|
|
|
// restore viewport center or use default {x-center,v-top} alignment
|
|
const QRect & r = item->croppedGeometry();
|
|
int newCenterX = r.left(),
|
|
newCenterY = r.top();
|
|
if ( vp.rePos.enabled )
|
|
{
|
|
if ( vp.rePos.pos == Okular::DocumentViewport::Center )
|
|
{
|
|
newCenterX += (int)( normClamp( vp.rePos.normalizedX, 0.5 ) * (double)r.width() );
|
|
newCenterY += (int)( normClamp( vp.rePos.normalizedY, 0.0 ) * (double)r.height() );
|
|
}
|
|
else
|
|
{
|
|
// TopLeft
|
|
newCenterX += (int)( normClamp( vp.rePos.normalizedX, 0.0 ) * (double)r.width() + viewport()->width() / 2 );
|
|
newCenterY += (int)( normClamp( vp.rePos.normalizedY, 0.0 ) * (double)r.height() + viewport()->height() / 2 );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
newCenterX += r.width() / 2;
|
|
newCenterY += viewport()->height() / 2 - 10;
|
|
}
|
|
|
|
// if smooth movement requested, setup parameters and start it
|
|
if ( smoothMove )
|
|
{
|
|
d->viewportMoveActive = true;
|
|
d->viewportMoveTime.start();
|
|
d->viewportMoveDest.setX( newCenterX );
|
|
d->viewportMoveDest.setY( newCenterY );
|
|
if ( !d->viewportMoveTimer )
|
|
{
|
|
d->viewportMoveTimer = new QTimer( this );
|
|
connect( d->viewportMoveTimer, &QTimer::timeout,
|
|
this, &PageView::slotMoveViewport );
|
|
}
|
|
d->viewportMoveTimer->start( 25 );
|
|
verticalScrollBar()->setEnabled( false );
|
|
horizontalScrollBar()->setEnabled( false );
|
|
}
|
|
else
|
|
center( newCenterX, newCenterY );
|
|
d->blockPixmapsRequest = false;
|
|
|
|
// request visible pixmaps in the current viewport and recompute it
|
|
slotRequestVisiblePixmaps();
|
|
|
|
// enable setViewport calls
|
|
d->blockViewport = false;
|
|
|
|
if( viewport() )
|
|
{
|
|
viewport()->update();
|
|
}
|
|
|
|
// since the page has moved below cursor, update it
|
|
updateCursor();
|
|
}
|
|
|
|
void PageView::notifyPageChanged( int pageNumber, int changedFlags )
|
|
{
|
|
// only handle pixmap / highlight changes notifies
|
|
if ( changedFlags & DocumentObserver::Bookmark )
|
|
return;
|
|
|
|
if ( changedFlags & DocumentObserver::Annotations )
|
|
{
|
|
const QLinkedList< Okular::Annotation * > annots = d->document->page( pageNumber )->annotations();
|
|
const QLinkedList< Okular::Annotation * >::ConstIterator annItEnd = annots.end();
|
|
QHash< Okular::Annotation*, AnnotWindow * >::Iterator it = d->m_annowindows.begin();
|
|
for ( ; it != d->m_annowindows.end(); )
|
|
{
|
|
QLinkedList< Okular::Annotation * >::ConstIterator annIt = qFind( annots, it.key() );
|
|
if ( annIt != annItEnd )
|
|
{
|
|
(*it)->reloadInfo();
|
|
++it;
|
|
}
|
|
else
|
|
{
|
|
AnnotWindow *w = *it;
|
|
it = d->m_annowindows.erase( it );
|
|
// Need to delete after removing from the list
|
|
// otherwise deleting will call slotAnnotationWindowDestroyed which will mess
|
|
// the list and the iterators
|
|
delete w;
|
|
}
|
|
}
|
|
|
|
QLinkedList< Okular::Annotation * >::ConstIterator annIt = qFind( annots, d->mouseAnnotation->annotation() );
|
|
if ( annIt == annItEnd )
|
|
{
|
|
d->mouseAnnotation->cancel();
|
|
}
|
|
}
|
|
|
|
if ( changedFlags & DocumentObserver::BoundingBox )
|
|
{
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << "BoundingBox change on page" << pageNumber;
|
|
#endif
|
|
slotRelayoutPages();
|
|
slotRequestVisiblePixmaps(); // TODO: slotRelayoutPages() may have done this already!
|
|
// Repaint the whole widget since layout may have changed
|
|
viewport()->update();
|
|
return;
|
|
}
|
|
|
|
// iterate over visible items: if page(pageNumber) is one of them, repaint it
|
|
QLinkedList< PageViewItem * >::const_iterator iIt = d->visibleItems.constBegin(), iEnd = d->visibleItems.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
if ( (*iIt)->pageNumber() == pageNumber && (*iIt)->isVisible() )
|
|
{
|
|
// update item's rectangle plus the little outline
|
|
QRect expandedRect = (*iIt)->croppedGeometry();
|
|
// a PageViewItem is placed in the global page layout,
|
|
// while we need to map its position in the viewport coordinates
|
|
// (to get the correct area to repaint)
|
|
expandedRect.translate( -contentAreaPosition() );
|
|
expandedRect.adjust( -1, -1, 3, 3 );
|
|
viewport()->update( expandedRect );
|
|
|
|
// if we were "zoom-dragging" do not overwrite the "zoom-drag" cursor
|
|
if ( cursor().shape() != Qt::SizeVerCursor )
|
|
{
|
|
// since the page has been regenerated below cursor, update it
|
|
updateCursor();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void PageView::notifyContentsCleared( int changedFlags )
|
|
{
|
|
// if pixmaps were cleared, re-ask them
|
|
if ( changedFlags & DocumentObserver::Pixmap )
|
|
QMetaObject::invokeMethod(this, "slotRequestVisiblePixmaps", Qt::QueuedConnection);
|
|
}
|
|
|
|
void PageView::notifyZoom( int factor )
|
|
{
|
|
if ( factor > 0 )
|
|
updateZoom( ZoomIn );
|
|
else
|
|
updateZoom( ZoomOut );
|
|
}
|
|
|
|
bool PageView::canUnloadPixmap( int pageNumber ) const
|
|
{
|
|
if ( Okular::SettingsCore::memoryLevel() == Okular::SettingsCore::EnumMemoryLevel::Low ||
|
|
Okular::SettingsCore::memoryLevel() == Okular::SettingsCore::EnumMemoryLevel::Normal )
|
|
{
|
|
// if the item is visible, forbid unloading
|
|
QLinkedList< PageViewItem * >::const_iterator vIt = d->visibleItems.constBegin(), vEnd = d->visibleItems.constEnd();
|
|
for ( ; vIt != vEnd; ++vIt )
|
|
if ( (*vIt)->pageNumber() == pageNumber )
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
// forbid unloading of the visible items, and of the previous and next
|
|
QLinkedList< PageViewItem * >::const_iterator vIt = d->visibleItems.constBegin(), vEnd = d->visibleItems.constEnd();
|
|
for ( ; vIt != vEnd; ++vIt )
|
|
if ( abs( (*vIt)->pageNumber() - pageNumber ) <= 1 )
|
|
return false;
|
|
}
|
|
// if hidden premit unloading
|
|
return true;
|
|
}
|
|
|
|
void PageView::notifyCurrentPageChanged( int previous, int current )
|
|
{
|
|
if ( previous != -1 )
|
|
{
|
|
PageViewItem * item = d->items.at( previous );
|
|
if ( item )
|
|
{
|
|
Q_FOREACH ( VideoWidget *videoWidget, item->videoWidgets() )
|
|
videoWidget->pageLeft();
|
|
}
|
|
}
|
|
|
|
if ( current != -1 )
|
|
{
|
|
PageViewItem * item = d->items.at( current );
|
|
if ( item )
|
|
{
|
|
Q_FOREACH ( VideoWidget *videoWidget, item->videoWidgets() )
|
|
videoWidget->pageEntered();
|
|
}
|
|
|
|
// update zoom text and factor if in a ZoomFit/* zoom mode
|
|
if ( d->zoomMode != ZoomFixed )
|
|
updateZoomText();
|
|
}
|
|
}
|
|
|
|
//END DocumentObserver inherited methods
|
|
|
|
//BEGIN View inherited methods
|
|
bool PageView::supportsCapability( ViewCapability capability ) const
|
|
{
|
|
switch ( capability )
|
|
{
|
|
case Zoom:
|
|
case ZoomModality:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
Okular::View::CapabilityFlags PageView::capabilityFlags( ViewCapability capability ) const
|
|
{
|
|
switch ( capability )
|
|
{
|
|
case Zoom:
|
|
case ZoomModality:
|
|
return CapabilityRead | CapabilityWrite | CapabilitySerializable;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
QVariant PageView::capability( ViewCapability capability ) const
|
|
{
|
|
switch ( capability )
|
|
{
|
|
case Zoom:
|
|
return d->zoomFactor;
|
|
case ZoomModality:
|
|
return d->zoomMode;
|
|
}
|
|
return QVariant();
|
|
}
|
|
|
|
void PageView::setCapability( ViewCapability capability, const QVariant &option )
|
|
{
|
|
switch ( capability )
|
|
{
|
|
case Zoom:
|
|
{
|
|
bool ok = true;
|
|
double factor = option.toDouble( &ok );
|
|
if ( ok && factor > 0.0 )
|
|
{
|
|
d->zoomFactor = static_cast< float >( factor );
|
|
updateZoom( ZoomRefreshCurrent );
|
|
}
|
|
break;
|
|
}
|
|
case ZoomModality:
|
|
{
|
|
bool ok = true;
|
|
int mode = option.toInt( &ok );
|
|
if ( ok )
|
|
{
|
|
if ( mode >= 0 && mode < 3 )
|
|
updateZoom( (ZoomMode)mode );
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//END View inherited methods
|
|
|
|
//BEGIN widget events
|
|
bool PageView::event( QEvent * event )
|
|
{
|
|
if ( event->type() == QEvent::Gesture )
|
|
{
|
|
return gestureEvent(static_cast<QGestureEvent*>( event ));
|
|
}
|
|
|
|
// do not stop the event
|
|
return QAbstractScrollArea::event( event );
|
|
}
|
|
|
|
|
|
bool PageView::gestureEvent( QGestureEvent * event )
|
|
{
|
|
QPinchGesture *pinch = static_cast<QPinchGesture*>(event->gesture(Qt::PinchGesture));
|
|
|
|
if (pinch)
|
|
{
|
|
// Viewport zoom level at the moment where the pinch gesture starts.
|
|
// The viewport zoom level _during_ the gesture will be this value
|
|
// times the relative zoom reported by QGestureEvent.
|
|
static qreal vanillaZoom = d->zoomFactor;
|
|
|
|
if (pinch->state() == Qt::GestureStarted)
|
|
{
|
|
vanillaZoom = d->zoomFactor;
|
|
}
|
|
|
|
const QPinchGesture::ChangeFlags changeFlags = pinch->changeFlags();
|
|
|
|
// Zoom
|
|
if (pinch->changeFlags() & QPinchGesture::ScaleFactorChanged)
|
|
{
|
|
d->zoomFactor = vanillaZoom * pinch->totalScaleFactor();
|
|
|
|
d->blockPixmapsRequest = true;
|
|
updateZoom( ZoomRefreshCurrent );
|
|
d->blockPixmapsRequest = false;
|
|
viewport()->repaint();
|
|
}
|
|
|
|
// Count the number of 90-degree rotations we did since the start of the pinch gesture.
|
|
// Otherwise a pinch turned to 90 degrees and held there will rotate the page again and again.
|
|
static int rotations = 0;
|
|
|
|
if (changeFlags & QPinchGesture::RotationAngleChanged)
|
|
{
|
|
// Rotation angle relative to the accumulated page rotations triggered by the current pinch
|
|
// We actually turn at 80 degrees rather than at 90 degrees. That's less strain on the hands.
|
|
const qreal relativeAngle = pinch->rotationAngle() - rotations*90;
|
|
if (relativeAngle > 80)
|
|
{
|
|
slotRotateClockwise();
|
|
rotations++;
|
|
}
|
|
if (relativeAngle < -80)
|
|
{
|
|
slotRotateCounterClockwise();
|
|
rotations--;
|
|
}
|
|
}
|
|
|
|
if (pinch->state() == Qt::GestureFinished)
|
|
{
|
|
rotations = 0;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void PageView::paintEvent(QPaintEvent *pe)
|
|
{
|
|
const QPoint areaPos = contentAreaPosition();
|
|
// create the rect into contents from the clipped screen rect
|
|
QRect viewportRect = viewport()->rect();
|
|
viewportRect.translate( areaPos );
|
|
QRect contentsRect = pe->rect().translated( areaPos ).intersected( viewportRect );
|
|
if ( !contentsRect.isValid() )
|
|
return;
|
|
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << "paintevent" << contentsRect;
|
|
#endif
|
|
|
|
// create the screen painter. a pixel painted at contentsX,contentsY
|
|
// appears to the top-left corner of the scrollview.
|
|
QPainter screenPainter( viewport() );
|
|
// translate to simulate the scrolled content widget
|
|
screenPainter.translate( -areaPos );
|
|
|
|
// selectionRect is the normalized mouse selection rect
|
|
QRect selectionRect = d->mouseSelectionRect;
|
|
if ( !selectionRect.isNull() )
|
|
selectionRect = selectionRect.normalized();
|
|
// selectionRectInternal without the border
|
|
QRect selectionRectInternal = selectionRect;
|
|
selectionRectInternal.adjust( 1, 1, -1, -1 );
|
|
// color for blending
|
|
QColor selBlendColor = (selectionRect.width() > 8 || selectionRect.height() > 8) ?
|
|
d->mouseSelectionColor : Qt::red;
|
|
|
|
// subdivide region into rects
|
|
const QVector<QRect> &allRects = pe->region().rects();
|
|
uint numRects = allRects.count();
|
|
|
|
// preprocess rects area to see if it worths or not using subdivision
|
|
uint summedArea = 0;
|
|
for ( uint i = 0; i < numRects; i++ )
|
|
{
|
|
const QRect & r = allRects[i];
|
|
summedArea += r.width() * r.height();
|
|
}
|
|
// very elementary check: SUMj(Region[j].area) is less than boundingRect.area
|
|
bool useSubdivision = summedArea < (0.6 * contentsRect.width() * contentsRect.height());
|
|
if ( !useSubdivision )
|
|
numRects = 1;
|
|
|
|
// iterate over the rects (only one loop if not using subdivision)
|
|
for ( uint i = 0; i < numRects; i++ )
|
|
{
|
|
if ( useSubdivision )
|
|
{
|
|
// set 'contentsRect' to a part of the sub-divided region
|
|
contentsRect = allRects[i].translated( areaPos ).intersected( viewportRect );
|
|
if ( !contentsRect.isValid() )
|
|
continue;
|
|
}
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << contentsRect;
|
|
#endif
|
|
|
|
// note: this check will take care of all things requiring alpha blending (not only selection)
|
|
bool wantCompositing = !selectionRect.isNull() && contentsRect.intersects( selectionRect );
|
|
// also alpha-blend when there is a table selection...
|
|
wantCompositing |= !d->tableSelectionParts.isEmpty();
|
|
|
|
if ( wantCompositing && Okular::Settings::enableCompositing() )
|
|
{
|
|
// create pixmap and open a painter over it (contents{left,top} becomes pixmap {0,0})
|
|
QPixmap doubleBuffer( contentsRect.size() );
|
|
QPainter pixmapPainter( &doubleBuffer );
|
|
pixmapPainter.translate( -contentsRect.left(), -contentsRect.top() );
|
|
|
|
// 1) Layer 0: paint items and clear bg on unpainted rects
|
|
drawDocumentOnPainter( contentsRect, &pixmapPainter );
|
|
// 2a) Layer 1a: paint (blend) transparent selection (rectangle)
|
|
if ( !selectionRect.isNull() && selectionRect.intersects( contentsRect ) &&
|
|
!selectionRectInternal.contains( contentsRect ) )
|
|
{
|
|
QRect blendRect = selectionRectInternal.intersected( contentsRect );
|
|
// skip rectangles covered by the selection's border
|
|
if ( blendRect.isValid() )
|
|
{
|
|
// grab current pixmap into a new one to colorize contents
|
|
QPixmap blendedPixmap( blendRect.width(), blendRect.height() );
|
|
QPainter p( &blendedPixmap );
|
|
p.drawPixmap( 0, 0, doubleBuffer,
|
|
blendRect.left() - contentsRect.left(), blendRect.top() - contentsRect.top(),
|
|
blendRect.width(), blendRect.height() );
|
|
|
|
QColor blCol = selBlendColor.dark( 140 );
|
|
blCol.setAlphaF( 0.2 );
|
|
p.fillRect( blendedPixmap.rect(), blCol );
|
|
p.end();
|
|
// copy the blended pixmap back to its place
|
|
pixmapPainter.drawPixmap( blendRect.left(), blendRect.top(), blendedPixmap );
|
|
}
|
|
// draw border (red if the selection is too small)
|
|
pixmapPainter.setPen( selBlendColor );
|
|
pixmapPainter.drawRect( selectionRect.adjusted( 0, 0, -1, -1 ) );
|
|
}
|
|
// 2b) Layer 1b: paint (blend) transparent selection (table)
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
QRect selectionPartRect = tsp.rectInItem.geometry(tsp.item->uncroppedWidth(), tsp.item->uncroppedHeight());
|
|
selectionPartRect.translate( tsp.item->uncroppedGeometry().topLeft () );
|
|
QRect selectionPartRectInternal = selectionPartRect;
|
|
selectionPartRectInternal.adjust( 1, 1, -1, -1 );
|
|
if ( !selectionPartRect.isNull() && selectionPartRect.intersects( contentsRect ) &&
|
|
!selectionPartRectInternal.contains( contentsRect ) )
|
|
{
|
|
QRect blendRect = selectionPartRectInternal.intersected( contentsRect );
|
|
// skip rectangles covered by the selection's border
|
|
if ( blendRect.isValid() )
|
|
{
|
|
// grab current pixmap into a new one to colorize contents
|
|
QPixmap blendedPixmap( blendRect.width(), blendRect.height() );
|
|
QPainter p( &blendedPixmap );
|
|
p.drawPixmap( 0, 0, doubleBuffer,
|
|
blendRect.left() - contentsRect.left(), blendRect.top() - contentsRect.top(),
|
|
blendRect.width(), blendRect.height() );
|
|
|
|
QColor blCol = d->mouseSelectionColor.dark( 140 );
|
|
blCol.setAlphaF( 0.2 );
|
|
p.fillRect( blendedPixmap.rect(), blCol );
|
|
p.end();
|
|
// copy the blended pixmap back to its place
|
|
pixmapPainter.drawPixmap( blendRect.left(), blendRect.top(), blendedPixmap );
|
|
}
|
|
// draw border (red if the selection is too small)
|
|
pixmapPainter.setPen( d->mouseSelectionColor );
|
|
pixmapPainter.drawRect( selectionPartRect.adjusted( 0, 0, -1, -1 ) );
|
|
}
|
|
}
|
|
drawTableDividers( &pixmapPainter );
|
|
// 3a) Layer 1: give annotator painting control
|
|
if ( d->annotator && d->annotator->routePaints( contentsRect ) )
|
|
d->annotator->routePaint( &pixmapPainter, contentsRect );
|
|
// 3b) Layer 1: give mouseAnnotation painting control
|
|
d->mouseAnnotation->routePaint( &pixmapPainter, contentsRect );
|
|
|
|
// 4) Layer 2: overlays
|
|
if ( Okular::Settings::debugDrawBoundaries() )
|
|
{
|
|
pixmapPainter.setPen( Qt::blue );
|
|
pixmapPainter.drawRect( contentsRect );
|
|
}
|
|
|
|
// finish painting and draw contents
|
|
pixmapPainter.end();
|
|
screenPainter.drawPixmap( contentsRect.left(), contentsRect.top(), doubleBuffer );
|
|
}
|
|
else
|
|
{
|
|
// 1) Layer 0: paint items and clear bg on unpainted rects
|
|
drawDocumentOnPainter( contentsRect, &screenPainter );
|
|
// 2a) Layer 1a: paint opaque selection (rectangle)
|
|
if ( !selectionRect.isNull() && selectionRect.intersects( contentsRect ) &&
|
|
!selectionRectInternal.contains( contentsRect ) )
|
|
{
|
|
screenPainter.setPen( palette().color( QPalette::Active, QPalette::Highlight ).dark(110) );
|
|
screenPainter.drawRect( selectionRect );
|
|
}
|
|
// 2b) Layer 1b: paint opaque selection (table)
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
QRect selectionPartRect = tsp.rectInItem.geometry(tsp.item->uncroppedWidth(), tsp.item->uncroppedHeight());
|
|
selectionPartRect.translate( tsp.item->uncroppedGeometry().topLeft () );
|
|
QRect selectionPartRectInternal = selectionPartRect;
|
|
selectionPartRectInternal.adjust( 1, 1, -1, -1 );
|
|
if ( !selectionPartRect.isNull() && selectionPartRect.intersects( contentsRect ) &&
|
|
!selectionPartRectInternal.contains( contentsRect ) )
|
|
{
|
|
screenPainter.setPen( palette().color( QPalette::Active, QPalette::Highlight ).dark(110) );
|
|
screenPainter.drawRect( selectionPartRect );
|
|
}
|
|
}
|
|
drawTableDividers( &screenPainter );
|
|
// 3a) Layer 1: give annotator painting control
|
|
if ( d->annotator && d->annotator->routePaints( contentsRect ) )
|
|
d->annotator->routePaint( &screenPainter, contentsRect );
|
|
// 3b) Layer 1: give mouseAnnotation painting control
|
|
d->mouseAnnotation->routePaint( &screenPainter, contentsRect );
|
|
|
|
// 4) Layer 2: overlays
|
|
if ( Okular::Settings::debugDrawBoundaries() )
|
|
{
|
|
screenPainter.setPen( Qt::red );
|
|
screenPainter.drawRect( contentsRect );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::drawTableDividers(QPainter * screenPainter)
|
|
{
|
|
if (!d->tableSelectionParts.isEmpty()) {
|
|
screenPainter->setPen( d->mouseSelectionColor.dark() );
|
|
if (d->tableDividersGuessed) {
|
|
QPen p = screenPainter->pen();
|
|
p.setStyle( Qt::DashLine );
|
|
screenPainter->setPen( p );
|
|
}
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
QRect selectionPartRect = tsp.rectInItem.geometry(tsp.item->uncroppedWidth(), tsp.item->uncroppedHeight());
|
|
selectionPartRect.translate( tsp.item->uncroppedGeometry().topLeft () );
|
|
QRect selectionPartRectInternal = selectionPartRect;
|
|
selectionPartRectInternal.adjust( 1, 1, -1, -1 );
|
|
foreach(double col, d->tableSelectionCols) {
|
|
if (col >= tsp.rectInSelection.left && col <= tsp.rectInSelection.right) {
|
|
col = (col - tsp.rectInSelection.left) / (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
const int x = selectionPartRect.left() + col * selectionPartRect.width() + 0.5;
|
|
screenPainter->drawLine(
|
|
x, selectionPartRectInternal.top(),
|
|
x, selectionPartRectInternal.top() + selectionPartRectInternal.height()
|
|
);
|
|
}
|
|
}
|
|
foreach(double row, d->tableSelectionRows) {
|
|
if (row >= tsp.rectInSelection.top && row <= tsp.rectInSelection.bottom) {
|
|
row = (row - tsp.rectInSelection.top) / (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
const int y = selectionPartRect.top() + row * selectionPartRect.height() + 0.5;
|
|
screenPainter->drawLine(
|
|
selectionPartRectInternal.left(), y,
|
|
selectionPartRectInternal.left() + selectionPartRectInternal.width(), y
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::resizeEvent( QResizeEvent *e )
|
|
{
|
|
if ( d->items.isEmpty() )
|
|
{
|
|
resizeContentArea( e->size() );
|
|
return;
|
|
}
|
|
|
|
if ( ( d->zoomMode == ZoomFitWidth || d->zoomMode == ZoomFitAuto ) && !verticalScrollBar()->isVisible() && qAbs(e->oldSize().height() - e->size().height()) < verticalScrollBar()->width() && d->verticalScrollBarVisible )
|
|
{
|
|
// this saves us from infinite resizing loop because of scrollbars appearing and disappearing
|
|
// see bug 160628 for more info
|
|
// TODO looks are still a bit ugly because things are left uncentered
|
|
// but better a bit ugly than unusable
|
|
d->verticalScrollBarVisible = false;
|
|
resizeContentArea( e->size() );
|
|
return;
|
|
}
|
|
else if ( d->zoomMode == ZoomFitAuto && !horizontalScrollBar()->isVisible() && qAbs(e->oldSize().width() - e->size().width()) < horizontalScrollBar()->height() && d->horizontalScrollBarVisible )
|
|
{
|
|
// this saves us from infinite resizing loop because of scrollbars appearing and disappearing
|
|
// TODO looks are still a bit ugly because things are left uncentered
|
|
// but better a bit ugly than unusable
|
|
d->horizontalScrollBarVisible = false;
|
|
resizeContentArea( e->size() );
|
|
return;
|
|
}
|
|
|
|
// start a timer that will refresh the pixmap after 0.2s
|
|
d->delayResizeEventTimer->start( 200 );
|
|
d->verticalScrollBarVisible = verticalScrollBar()->isVisible();
|
|
d->horizontalScrollBarVisible = horizontalScrollBar()->isVisible();
|
|
}
|
|
|
|
void PageView::keyPressEvent( QKeyEvent * e )
|
|
{
|
|
e->accept();
|
|
|
|
// if performing a selection or dyn zooming, disable keys handling
|
|
if ( ( d->mouseSelecting && e->key() != Qt::Key_Escape ) || ( QApplication::mouseButtons () & Qt::MidButton ) )
|
|
return;
|
|
|
|
// if viewport is moving, disable keys handling
|
|
if ( d->viewportMoveActive )
|
|
return;
|
|
|
|
// move/scroll page by using keys
|
|
switch ( e->key() )
|
|
{
|
|
case Qt::Key_J:
|
|
case Qt::Key_K:
|
|
case Qt::Key_Down:
|
|
case Qt::Key_PageDown:
|
|
case Qt::Key_Up:
|
|
case Qt::Key_PageUp:
|
|
case Qt::Key_Backspace:
|
|
if ( e->key() == Qt::Key_Down
|
|
|| e->key() == Qt::Key_PageDown
|
|
|| e->key() == Qt::Key_J )
|
|
{
|
|
bool singleStep = e->key() == Qt::Key_Down || e->key() == Qt::Key_J;
|
|
slotScrollDown( singleStep );
|
|
}
|
|
else
|
|
{
|
|
bool singleStep = e->key() == Qt::Key_Up || e->key() == Qt::Key_K;
|
|
slotScrollUp( singleStep );
|
|
}
|
|
break;
|
|
case Qt::Key_Left:
|
|
case Qt::Key_H:
|
|
if ( horizontalScrollBar()->maximum() == 0 )
|
|
{
|
|
//if we cannot scroll we go to the previous page vertically
|
|
int next_page = d->document->currentPage() - viewColumns();
|
|
d->document->setViewportPage(next_page);
|
|
}
|
|
else
|
|
horizontalScrollBar()->triggerAction( QScrollBar::SliderSingleStepSub );
|
|
break;
|
|
case Qt::Key_Right:
|
|
case Qt::Key_L:
|
|
if ( horizontalScrollBar()->maximum() == 0 )
|
|
{
|
|
//if we cannot scroll we advance the page vertically
|
|
int next_page = d->document->currentPage() + viewColumns();
|
|
d->document->setViewportPage(next_page);
|
|
}
|
|
else
|
|
horizontalScrollBar()->triggerAction( QScrollBar::SliderSingleStepAdd );
|
|
break;
|
|
case Qt::Key_Escape:
|
|
emit escPressed();
|
|
selectionClear( d->tableDividersGuessed ? ClearOnlyDividers : ClearAllSelection );
|
|
d->mousePressPos = QPoint();
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
}
|
|
d->mouseAnnotation->routeKeyPressEvent( e );
|
|
break;
|
|
case Qt::Key_Delete:
|
|
d->mouseAnnotation->routeKeyPressEvent( e );
|
|
break;
|
|
case Qt::Key_Shift:
|
|
case Qt::Key_Control:
|
|
if ( d->autoScrollTimer )
|
|
{
|
|
if ( d->autoScrollTimer->isActive() )
|
|
d->autoScrollTimer->stop();
|
|
else
|
|
slotAutoScroll();
|
|
return;
|
|
}
|
|
// else fall trhough
|
|
default:
|
|
e->ignore();
|
|
return;
|
|
}
|
|
// if a known key has been pressed, stop scrolling the page
|
|
if ( d->autoScrollTimer )
|
|
{
|
|
d->scrollIncrement = 0;
|
|
d->autoScrollTimer->stop();
|
|
}
|
|
}
|
|
|
|
void PageView::keyReleaseEvent( QKeyEvent * e )
|
|
{
|
|
e->accept();
|
|
|
|
if ( d->annotator && d->annotator->active() )
|
|
{
|
|
if ( d->annotator->routeKeyEvent( e ) )
|
|
return;
|
|
}
|
|
|
|
if ( e->key() == Qt::Key_Escape && d->autoScrollTimer )
|
|
{
|
|
d->scrollIncrement = 0;
|
|
d->autoScrollTimer->stop();
|
|
}
|
|
}
|
|
|
|
void PageView::inputMethodEvent( QInputMethodEvent * e )
|
|
{
|
|
Q_UNUSED(e)
|
|
}
|
|
|
|
void PageView::tabletEvent( QTabletEvent * e )
|
|
{
|
|
// Ignore tablet events that we don't care about
|
|
if ( !( e->type() == QEvent::TabletPress ||
|
|
e->type() == QEvent::TabletRelease ||
|
|
e->type() == QEvent::TabletMove ) )
|
|
{
|
|
e->ignore();
|
|
return;
|
|
}
|
|
|
|
// Determine pen state
|
|
bool penReleased = false;
|
|
if ( e->type() == QEvent::TabletPress )
|
|
{
|
|
d->penDown = true;
|
|
}
|
|
if ( e->type() == QEvent::TabletRelease )
|
|
{
|
|
d->penDown = false;
|
|
penReleased = true;
|
|
}
|
|
|
|
// If we're editing an annotation and the tablet pen is either down or just released
|
|
// then dispatch event to annotator
|
|
if ( d->annotator && d->annotator->active() && ( d->penDown || penReleased ) )
|
|
{
|
|
const QPoint eventPos = contentAreaPoint( e->pos() );
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
const QPoint localOriginInGlobal = mapToGlobal( QPoint(0,0) );
|
|
|
|
// routeTabletEvent will accept or ignore event as appropriate
|
|
d->annotator->routeTabletEvent( e, pageItem, localOriginInGlobal );
|
|
} else {
|
|
e->ignore();
|
|
}
|
|
}
|
|
|
|
void PageView::mouseMoveEvent( QMouseEvent * e )
|
|
{
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
|
|
// don't perform any mouse action when no document is shown
|
|
if ( d->items.isEmpty() )
|
|
return;
|
|
|
|
// don't perform any mouse action when viewport is autoscrolling
|
|
if ( d->viewportMoveActive )
|
|
return;
|
|
|
|
// if holding mouse mid button, perform zoom
|
|
if ( e->buttons() & Qt::MidButton )
|
|
{
|
|
int mouseY = e->globalPos().y();
|
|
int deltaY = d->mouseMidLastY - mouseY;
|
|
|
|
// wrap mouse from top to bottom
|
|
const QRect mouseContainer = QApplication::desktop()->screenGeometry( this );
|
|
const int absDeltaY = abs(deltaY);
|
|
if ( absDeltaY > mouseContainer.height() / 2 )
|
|
{
|
|
deltaY = mouseContainer.height() - absDeltaY;
|
|
}
|
|
|
|
const float upperZoomLimit = d->document->supportsTiles() ? 15.99 : 3.99;
|
|
if ( mouseY <= mouseContainer.top() + 4 &&
|
|
d->zoomFactor < upperZoomLimit )
|
|
{
|
|
mouseY = mouseContainer.bottom() - 5;
|
|
QCursor::setPos( e->globalPos().x(), mouseY );
|
|
}
|
|
// wrap mouse from bottom to top
|
|
else if ( mouseY >= mouseContainer.bottom() - 4 &&
|
|
d->zoomFactor > 0.101 )
|
|
{
|
|
mouseY = mouseContainer.top() + 5;
|
|
QCursor::setPos( e->globalPos().x(), mouseY );
|
|
}
|
|
// remember last position
|
|
d->mouseMidLastY = mouseY;
|
|
|
|
// update zoom level, perform zoom and redraw
|
|
if ( deltaY )
|
|
{
|
|
d->zoomFactor *= ( 1.0 + ( (double)deltaY / 500.0 ) );
|
|
d->blockPixmapsRequest = true;
|
|
updateZoom( ZoomRefreshCurrent );
|
|
d->blockPixmapsRequest = false;
|
|
viewport()->repaint();
|
|
}
|
|
return;
|
|
}
|
|
|
|
const QPoint eventPos = contentAreaPoint( e->pos() );
|
|
|
|
// if we're editing an annotation, dispatch event to it
|
|
if ( d->annotator && d->annotator->active() )
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
updateCursor( eventPos );
|
|
d->annotator->routeMouseEvent( e, pageItem );
|
|
return;
|
|
}
|
|
|
|
bool leftButton = (e->buttons() == Qt::LeftButton);
|
|
bool rightButton = (e->buttons() == Qt::RightButton);
|
|
|
|
switch ( d->mouseMode )
|
|
{
|
|
case Okular::Settings::EnumMouseMode::Browse:
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
if ( leftButton )
|
|
{
|
|
d->leftClickTimer.stop();
|
|
if ( pageItem && d->mouseAnnotation->isActive() )
|
|
{
|
|
// if left button pressed and annotation is focused, forward move event
|
|
d->mouseAnnotation->routeMouseMoveEvent( pageItem, eventPos, leftButton );
|
|
}
|
|
// drag page
|
|
else if ( !d->mouseGrabPos.isNull() )
|
|
{
|
|
setCursor( Qt::ClosedHandCursor );
|
|
|
|
QPoint mousePos = e->globalPos();
|
|
QPoint delta = d->mouseGrabPos - mousePos;
|
|
|
|
// wrap mouse from top to bottom
|
|
const QRect mouseContainer = QApplication::desktop()->screenGeometry( this );
|
|
// If the delta is huge it probably means we just wrapped in that direction
|
|
const QPoint absDelta(abs(delta.x()), abs(delta.y()));
|
|
if ( absDelta.y() > mouseContainer.height() / 2 )
|
|
{
|
|
delta.setY(mouseContainer.height() - absDelta.y());
|
|
}
|
|
if ( absDelta.x() > mouseContainer.width() / 2 )
|
|
{
|
|
delta.setX(mouseContainer.width() - absDelta.x());
|
|
}
|
|
if ( mousePos.y() <= mouseContainer.top() + 4 &&
|
|
verticalScrollBar()->value() < verticalScrollBar()->maximum() - 10 )
|
|
{
|
|
mousePos.setY( mouseContainer.bottom() - 5 );
|
|
QCursor::setPos( mousePos );
|
|
}
|
|
// wrap mouse from bottom to top
|
|
else if ( mousePos.y() >= mouseContainer.bottom() - 4 &&
|
|
verticalScrollBar()->value() > 10 )
|
|
{
|
|
mousePos.setY( mouseContainer.top() + 5 );
|
|
QCursor::setPos( mousePos );
|
|
}
|
|
// remember last position
|
|
d->mouseGrabPos = mousePos;
|
|
|
|
// scroll page by position increment
|
|
scrollTo( horizontalScrollBar()->value() + delta.x(), verticalScrollBar()->value() + delta.y() );
|
|
}
|
|
}
|
|
else if ( rightButton && !d->mousePressPos.isNull() && d->aMouseSelect )
|
|
{
|
|
// if mouse moves 5 px away from the press point, switch to 'selection'
|
|
int deltaX = d->mousePressPos.x() - e->globalPos().x(),
|
|
deltaY = d->mousePressPos.y() - e->globalPos().y();
|
|
if ( deltaX > 5 || deltaX < -5 || deltaY > 5 || deltaY < -5 )
|
|
{
|
|
d->aPrevAction = d->aMouseNormal;
|
|
d->aMouseSelect->trigger();
|
|
QPoint newPos = eventPos + QPoint( deltaX, deltaY );
|
|
selectionStart( newPos, palette().color( QPalette::Active, QPalette::Highlight ).light( 120 ), false );
|
|
updateSelection( eventPos );
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Forward move events which are still not yet consumed by "mouse grab" or aMouseSelect */
|
|
d->mouseAnnotation->routeMouseMoveEvent( pageItem, eventPos, leftButton );
|
|
updateCursor();
|
|
}
|
|
}
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Zoom:
|
|
case Okular::Settings::EnumMouseMode::RectSelect:
|
|
case Okular::Settings::EnumMouseMode::TableSelect:
|
|
case Okular::Settings::EnumMouseMode::TrimSelect:
|
|
// set second corner of selection
|
|
if ( d->mouseSelecting )
|
|
updateSelection( eventPos );
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Magnifier:
|
|
if ( e->buttons() ) // if any button is pressed at all
|
|
{
|
|
moveMagnifier( e->pos() );
|
|
updateMagnifier( eventPos );
|
|
}
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::TextSelect:
|
|
// if mouse moves 5 px away from the press point and the document soupports text extraction, do 'textselection'
|
|
if ( !d->mouseTextSelecting && !d->mousePressPos.isNull() && d->document->supportsSearching() && ( ( eventPos - d->mouseSelectPos ).manhattanLength() > 5 ) )
|
|
{
|
|
d->mouseTextSelecting = true;
|
|
}
|
|
updateSelection( eventPos );
|
|
updateCursor();
|
|
break;
|
|
}
|
|
}
|
|
|
|
void PageView::mousePressEvent( QMouseEvent * e )
|
|
{
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
|
|
// don't perform any mouse action when no document is shown
|
|
if ( d->items.isEmpty() )
|
|
return;
|
|
|
|
// if performing a selection or dyn zooming, disable mouse press
|
|
if ( d->mouseSelecting || ( e->button() != Qt::MidButton && ( e->buttons() & Qt::MidButton) ) || d->viewportMoveActive )
|
|
return;
|
|
|
|
// if the page is scrolling, stop it
|
|
if ( d->autoScrollTimer )
|
|
{
|
|
d->scrollIncrement = 0;
|
|
d->autoScrollTimer->stop();
|
|
}
|
|
|
|
// if pressing mid mouse button while not doing other things, begin 'continuous zoom' mode
|
|
if ( e->button() == Qt::MidButton )
|
|
{
|
|
d->mouseMidLastY = e->globalPos().y();
|
|
setCursor( Qt::SizeVerCursor );
|
|
return;
|
|
}
|
|
|
|
const QPoint eventPos = contentAreaPoint( e->pos() );
|
|
|
|
// if we're editing an annotation, dispatch event to it
|
|
if ( d->annotator && d->annotator->active() )
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
d->annotator->routeMouseEvent( e, pageItem );
|
|
return;
|
|
}
|
|
|
|
// trigger history navigation for additional mouse buttons
|
|
if ( e->button() == Qt::XButton1 )
|
|
{
|
|
emit mouseBackButtonClick();
|
|
return;
|
|
}
|
|
if ( e->button() == Qt::XButton2 )
|
|
{
|
|
emit mouseForwardButtonClick();
|
|
return;
|
|
}
|
|
|
|
// update press / 'start drag' mouse position
|
|
d->mousePressPos = e->globalPos();
|
|
|
|
// handle mode dependant mouse press actions
|
|
bool leftButton = e->button() == Qt::LeftButton,
|
|
rightButton = e->button() == Qt::RightButton;
|
|
|
|
// Not sure we should erase the selection when clicking with left.
|
|
if ( d->mouseMode != Okular::Settings::EnumMouseMode::TextSelect )
|
|
textSelectionClear();
|
|
|
|
switch ( d->mouseMode )
|
|
{
|
|
case Okular::Settings::EnumMouseMode::Browse: // drag start / click / link following
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
if ( leftButton )
|
|
{
|
|
if ( pageItem )
|
|
{
|
|
d->mouseAnnotation->routeMousePressEvent( pageItem, eventPos );
|
|
}
|
|
d->mouseGrabPos = d->mouseOnRect ? QPoint() : d->mousePressPos;
|
|
if ( !d->mouseOnRect )
|
|
d->leftClickTimer.start( QApplication::doubleClickInterval() + 10 );
|
|
}
|
|
else if ( rightButton )
|
|
{
|
|
if ( pageItem )
|
|
{
|
|
// find out normalized mouse coords inside current item
|
|
const QRect & itemRect = pageItem->uncroppedGeometry();
|
|
double nX = pageItem->absToPageX(eventPos.x());
|
|
double nY = pageItem->absToPageY(eventPos.y());
|
|
|
|
const QLinkedList< const Okular::ObjectRect *> orects = pageItem->page()->objectRects( Okular::ObjectRect::OAnnotation, nX, nY, itemRect.width(), itemRect.height() );
|
|
|
|
if ( !orects.isEmpty() )
|
|
{
|
|
AnnotationPopup popup( d->document, AnnotationPopup::MultiAnnotationMode, this );
|
|
|
|
foreach ( const Okular::ObjectRect * orect, orects )
|
|
{
|
|
Okular::Annotation * ann = ( (Okular::AnnotationObjectRect *)orect )->annotation();
|
|
if ( ann && (ann->subType() != Okular::Annotation::AWidget) )
|
|
popup.addAnnotation( ann, pageItem->pageNumber() );
|
|
|
|
}
|
|
|
|
connect( &popup, &AnnotationPopup::openAnnotationWindow,
|
|
this, &PageView::openAnnotationWindow );
|
|
|
|
popup.exec( e->globalPos() );
|
|
// Since ↑ spins its own event loop we won't get the mouse release event
|
|
// so reset mousePressPos here
|
|
d->mousePressPos = QPoint();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Zoom: // set first corner of the zoom rect
|
|
if ( leftButton )
|
|
selectionStart( eventPos, palette().color( QPalette::Active, QPalette::Highlight ), false );
|
|
else if ( rightButton )
|
|
updateZoom( ZoomOut );
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Magnifier:
|
|
moveMagnifier( e->pos() );
|
|
d->magnifierView->show();
|
|
updateMagnifier( eventPos );
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::RectSelect: // set first corner of the selection rect
|
|
case Okular::Settings::EnumMouseMode::TrimSelect:
|
|
if ( leftButton )
|
|
{
|
|
selectionStart( eventPos, palette().color( QPalette::Active, QPalette::Highlight ).light( 120 ), false );
|
|
}
|
|
break;
|
|
case Okular::Settings::EnumMouseMode::TableSelect:
|
|
if ( leftButton )
|
|
{
|
|
if (d->tableSelectionParts.isEmpty())
|
|
{
|
|
selectionStart( eventPos, palette().color( QPalette::Active, QPalette::Highlight ).light( 120 ), false );
|
|
} else {
|
|
QRect updatedRect;
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
QRect selectionPartRect = tsp.rectInItem.geometry(tsp.item->uncroppedWidth(), tsp.item->uncroppedHeight());
|
|
selectionPartRect.translate( tsp.item->uncroppedGeometry().topLeft () );
|
|
|
|
// This will update the whole table rather than just the added/removed divider
|
|
// (which can span more than one part).
|
|
updatedRect = updatedRect.united(selectionPartRect);
|
|
|
|
if (!selectionPartRect.contains(eventPos))
|
|
continue;
|
|
|
|
// At this point it's clear we're either adding or removing a divider manually, so obviously the user is happy with the guess (if any).
|
|
d->tableDividersGuessed = false;
|
|
|
|
// There's probably a neat trick to finding which edge it's closest to,
|
|
// but this way has the advantage of simplicity.
|
|
const int fromLeft = abs(selectionPartRect.left() - eventPos.x());
|
|
const int fromRight = abs(selectionPartRect.left() + selectionPartRect.width() - eventPos.x());
|
|
const int fromTop = abs(selectionPartRect.top() - eventPos.y());
|
|
const int fromBottom = abs(selectionPartRect.top() + selectionPartRect.height() - eventPos.y());
|
|
const int colScore = fromTop<fromBottom ? fromTop : fromBottom;
|
|
const int rowScore = fromLeft<fromRight ? fromLeft : fromRight;
|
|
|
|
if (colScore < rowScore) {
|
|
bool deleted=false;
|
|
for(int i=0; i<d->tableSelectionCols.length(); i++) {
|
|
const double col = (d->tableSelectionCols[i] - tsp.rectInSelection.left) / (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
const int colX = selectionPartRect.left() + col * selectionPartRect.width() + 0.5;
|
|
if (abs(colX - eventPos.x())<=3) {
|
|
d->tableSelectionCols.removeAt(i);
|
|
deleted=true;
|
|
|
|
break;
|
|
}
|
|
}
|
|
if (!deleted) {
|
|
double col = eventPos.x() - selectionPartRect.left();
|
|
col /= selectionPartRect.width(); // at this point, it's normalised within the part
|
|
col *= (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
col += tsp.rectInSelection.left; // at this point, it's normalised within the whole table
|
|
|
|
d->tableSelectionCols.append(col);
|
|
qSort(d->tableSelectionCols);
|
|
}
|
|
} else {
|
|
bool deleted=false;
|
|
for(int i=0; i<d->tableSelectionRows.length(); i++) {
|
|
const double row = (d->tableSelectionRows[i] - tsp.rectInSelection.top) / (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
const int rowY = selectionPartRect.top() + row * selectionPartRect.height() + 0.5;
|
|
if (abs(rowY - eventPos.y())<=3) {
|
|
d->tableSelectionRows.removeAt(i);
|
|
deleted=true;
|
|
|
|
break;
|
|
}
|
|
}
|
|
if (!deleted) {
|
|
double row = eventPos.y() - selectionPartRect.top();
|
|
row /= selectionPartRect.height(); // at this point, it's normalised within the part
|
|
row *= (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
row += tsp.rectInSelection.top; // at this point, it's normalised within the whole table
|
|
|
|
d->tableSelectionRows.append(row);
|
|
qSort(d->tableSelectionRows);
|
|
}
|
|
}
|
|
}
|
|
updatedRect.translate( -contentAreaPosition() );
|
|
viewport()->update( updatedRect );
|
|
}
|
|
}
|
|
break;
|
|
case Okular::Settings::EnumMouseMode::TextSelect:
|
|
d->mouseSelectPos = eventPos;
|
|
if ( !rightButton )
|
|
{
|
|
textSelectionClear();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void PageView::mouseReleaseEvent( QMouseEvent * e )
|
|
{
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
|
|
// stop the drag scrolling
|
|
d->dragScrollTimer.stop();
|
|
|
|
d->leftClickTimer.stop();
|
|
|
|
const bool leftButton = e->button() == Qt::LeftButton;
|
|
const bool rightButton = e->button() == Qt::RightButton;
|
|
|
|
if ( d->mouseAnnotation->isActive() && leftButton )
|
|
{
|
|
// Just finished to move the annotation
|
|
d->mouseAnnotation->routeMouseReleaseEvent();
|
|
}
|
|
|
|
// don't perform any mouse action when no document is shown..
|
|
if ( d->items.isEmpty() )
|
|
{
|
|
// ..except for right Clicks (emitted even it viewport is empty)
|
|
if ( e->button() == Qt::RightButton )
|
|
emit rightClick( 0, e->globalPos() );
|
|
return;
|
|
}
|
|
|
|
// don't perform any mouse action when viewport is autoscrolling
|
|
if ( d->viewportMoveActive )
|
|
return;
|
|
|
|
const QPoint eventPos = contentAreaPoint( e->pos() );
|
|
|
|
// handle mode indepent mid buttom zoom
|
|
if ( e->button() == Qt::MidButton )
|
|
{
|
|
// request pixmaps since it was disabled during drag
|
|
slotRequestVisiblePixmaps();
|
|
// the cursor may now be over a link.. update it
|
|
updateCursor( eventPos );
|
|
return;
|
|
}
|
|
|
|
// if we're editing an annotation, dispatch event to it
|
|
if ( d->annotator && d->annotator->active() )
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
d->annotator->routeMouseEvent( e, pageItem );
|
|
return;
|
|
}
|
|
|
|
switch ( d->mouseMode )
|
|
{
|
|
case Okular::Settings::EnumMouseMode::Browse:{
|
|
// return the cursor to its normal state after dragging
|
|
if ( cursor().shape() == Qt::ClosedHandCursor )
|
|
updateCursor( eventPos );
|
|
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
const QPoint pressPos = contentAreaPoint( mapFromGlobal( d->mousePressPos ) );
|
|
const PageViewItem * pageItemPressPos = pickItemOnPoint( pressPos.x(), pressPos.y() );
|
|
|
|
// if the mouse has not moved since the press, that's a -click-
|
|
if ( leftButton && pageItem && pageItem == pageItemPressPos &&
|
|
( (d->mousePressPos - e->globalPos()).manhattanLength() < QApplication::startDragDistance() ) )
|
|
{
|
|
double nX = pageItem->absToPageX(eventPos.x());
|
|
double nY = pageItem->absToPageY(eventPos.y());
|
|
const Okular::ObjectRect * rect;
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::Action, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( rect )
|
|
{
|
|
// handle click over a link
|
|
const Okular::Action * action = static_cast< const Okular::Action * >( rect->object() );
|
|
d->document->processAction( action );
|
|
}
|
|
else if ( e->modifiers() == Qt::ShiftModifier )
|
|
{
|
|
// TODO: find a better way to activate the source reference "links"
|
|
// for the moment they are activated with Shift + left click
|
|
// Search the nearest source reference.
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::SourceRef, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( !rect )
|
|
{
|
|
static const double s_minDistance = 0.025; // FIXME?: empirical value?
|
|
double distance = 0.0;
|
|
rect = pageItem->page()->nearestObjectRect( Okular::ObjectRect::SourceRef, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight(), &distance );
|
|
// distance is distanceSqr, adapt it to a normalized value
|
|
distance = distance / (pow( pageItem->uncroppedWidth(), 2 ) + pow( pageItem->uncroppedHeight(), 2 ));
|
|
if ( rect && ( distance > s_minDistance ) )
|
|
rect = 0;
|
|
}
|
|
if ( rect )
|
|
{
|
|
const Okular::SourceReference * ref = static_cast< const Okular::SourceReference * >( rect->object() );
|
|
d->document->processSourceReference( ref );
|
|
}
|
|
else
|
|
{
|
|
const Okular::SourceReference * ref = d->document->dynamicSourceReference( pageItem-> pageNumber(), nX * pageItem->page()->width(), nY * pageItem->page()->height() );
|
|
if ( ref )
|
|
{
|
|
d->document->processSourceReference( ref );
|
|
delete ref;
|
|
}
|
|
}
|
|
}
|
|
#if 0
|
|
else
|
|
{
|
|
// a link can move us to another page or even to another document, there's no point in trying to
|
|
// process the click on the image once we have processes the click on the link
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::Image, nX, nY, pageItem->width(), pageItem->height() );
|
|
if ( rect )
|
|
{
|
|
// handle click over a image
|
|
}
|
|
/* Enrico and me have decided this is not worth the trouble it generates
|
|
else
|
|
{
|
|
// if not on a rect, the click selects the page
|
|
// if ( pageItem->pageNumber() != (int)d->document->currentPage() )
|
|
d->document->setViewportPage( pageItem->pageNumber(), this );
|
|
}*/
|
|
}
|
|
#endif
|
|
}
|
|
else if ( rightButton && !d->mouseAnnotation->isModified() )
|
|
{
|
|
if ( pageItem && pageItem == pageItemPressPos &&
|
|
( (d->mousePressPos - e->globalPos()).manhattanLength() < QApplication::startDragDistance() ) )
|
|
{
|
|
double nX = pageItem->absToPageX(eventPos.x());
|
|
double nY = pageItem->absToPageY(eventPos.y());
|
|
const Okular::ObjectRect * rect;
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::Action, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( rect )
|
|
{
|
|
// handle right click over a link
|
|
const Okular::Action * link = static_cast< const Okular::Action * >( rect->object() );
|
|
// creating the menu and its actions
|
|
QMenu menu( this );
|
|
QAction * actProcessLink = menu.addAction( i18n( "Follow This Link" ) );
|
|
QAction * actStopSound = 0;
|
|
if ( link->actionType() == Okular::Action::Sound ) {
|
|
actProcessLink->setText( i18n( "Play this Sound" ) );
|
|
if ( Okular::AudioPlayer::instance()->state() == Okular::AudioPlayer::PlayingState ) {
|
|
actStopSound = menu.addAction( i18n( "Stop Sound" ) );
|
|
}
|
|
}
|
|
QAction * actCopyLinkLocation = 0;
|
|
if ( dynamic_cast< const Okular::BrowseAction * >( link ) )
|
|
actCopyLinkLocation = menu.addAction( QIcon::fromTheme( QStringLiteral("edit-copy") ), i18n( "Copy Link Address" ) );
|
|
QAction * res = menu.exec( e->globalPos() );
|
|
if ( res )
|
|
{
|
|
if ( res == actProcessLink )
|
|
{
|
|
d->document->processAction( link );
|
|
}
|
|
else if ( res == actCopyLinkLocation )
|
|
{
|
|
const Okular::BrowseAction * browseLink = static_cast< const Okular::BrowseAction * >( link );
|
|
QClipboard *cb = QApplication::clipboard();
|
|
cb->setText( browseLink->url().toDisplayString(), QClipboard::Clipboard );
|
|
if ( cb->supportsSelection() )
|
|
cb->setText( browseLink->url().toDisplayString(), QClipboard::Selection );
|
|
}
|
|
else if ( res == actStopSound )
|
|
{
|
|
Okular::AudioPlayer::instance()->stopPlaybacks();
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// a link can move us to another page or even to another document, there's no point in trying to
|
|
// process the click on the image once we have processes the click on the link
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::Image, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( rect )
|
|
{
|
|
// handle right click over a image
|
|
}
|
|
else
|
|
{
|
|
// right click (if not within 5 px of the press point, the mode
|
|
// had been already changed to 'Selection' instead of 'Normal')
|
|
emit rightClick( pageItem->page(), e->globalPos() );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// right click (if not within 5 px of the press point, the mode
|
|
// had been already changed to 'Selection' instead of 'Normal')
|
|
emit rightClick( pageItem ? pageItem->page() : 0, e->globalPos() );
|
|
}
|
|
}
|
|
}break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Zoom:
|
|
// if a selection rect has been defined, zoom into it
|
|
if ( leftButton && d->mouseSelecting )
|
|
{
|
|
QRect selRect = d->mouseSelectionRect.normalized();
|
|
if ( selRect.width() <= 8 && selRect.height() <= 8 )
|
|
{
|
|
selectionClear();
|
|
break;
|
|
}
|
|
|
|
// find out new zoom ratio and normalized view center (relative to the contentsRect)
|
|
double zoom = qMin( (double)viewport()->width() / (double)selRect.width(), (double)viewport()->height() / (double)selRect.height() );
|
|
double nX = (double)(selRect.left() + selRect.right()) / (2.0 * (double)contentAreaWidth());
|
|
double nY = (double)(selRect.top() + selRect.bottom()) / (2.0 * (double)contentAreaHeight());
|
|
|
|
const float upperZoomLimit = d->document->supportsTiles() ? 16.0 : 4.0;
|
|
if ( d->zoomFactor <= upperZoomLimit || zoom <= 1.0 )
|
|
{
|
|
d->zoomFactor *= zoom;
|
|
viewport()->setUpdatesEnabled( false );
|
|
updateZoom( ZoomRefreshCurrent );
|
|
viewport()->setUpdatesEnabled( true );
|
|
}
|
|
|
|
// recenter view and update the viewport
|
|
center( (int)(nX * contentAreaWidth()), (int)(nY * contentAreaHeight()) );
|
|
viewport()->update();
|
|
|
|
// hide message box and delete overlay window
|
|
selectionClear();
|
|
}
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::Magnifier:
|
|
d->magnifierView->hide();
|
|
break;
|
|
|
|
case Okular::Settings::EnumMouseMode::TrimSelect:
|
|
{
|
|
// if mouse is released and selection is null this is a rightClick
|
|
if ( rightButton && !d->mouseSelecting )
|
|
{
|
|
break;
|
|
}
|
|
PageViewItem * pageItem = pickItemOnPoint(eventPos.x(), eventPos.y());
|
|
// ensure end point rests within a page, or ignore
|
|
if (!pageItem) {
|
|
break;
|
|
}
|
|
QRect selectionRect = d->mouseSelectionRect.normalized();
|
|
|
|
double nLeft = pageItem->absToPageX(selectionRect.left());
|
|
double nRight = pageItem->absToPageX(selectionRect.right());
|
|
double nTop = pageItem->absToPageY(selectionRect.top());
|
|
double nBottom = pageItem->absToPageY(selectionRect.bottom());
|
|
if ( nLeft < 0 ) nLeft = 0;
|
|
if ( nTop < 0 ) nTop = 0;
|
|
if ( nRight > 1 ) nRight = 1;
|
|
if ( nBottom > 1 ) nBottom = 1;
|
|
d->trimBoundingBox = Okular::NormalizedRect(nLeft, nTop, nRight, nBottom);
|
|
|
|
// Trim Selection successfully done, hide prompt
|
|
d->messageWindow->hide();
|
|
|
|
// clear widget selection and invalidate rect
|
|
selectionClear();
|
|
|
|
// When Trim selection bbox interaction is over, we should switch to another mousemode.
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
} else {
|
|
d->aMouseNormal->trigger();
|
|
}
|
|
|
|
// with d->trimBoundingBox defined, redraw for trim to take visual effect
|
|
if ( d->document->pages() > 0 )
|
|
{
|
|
slotRelayoutPages();
|
|
slotRequestVisiblePixmaps(); // TODO: slotRelayoutPages() may have done this already!
|
|
}
|
|
|
|
break;
|
|
}
|
|
case Okular::Settings::EnumMouseMode::RectSelect:
|
|
{
|
|
// if mouse is released and selection is null this is a rightClick
|
|
if ( rightButton && !d->mouseSelecting )
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
emit rightClick( pageItem ? pageItem->page() : 0, e->globalPos() );
|
|
break;
|
|
}
|
|
|
|
// if a selection is defined, display a popup
|
|
if ( (!leftButton && !d->aPrevAction) || (!rightButton && d->aPrevAction) ||
|
|
!d->mouseSelecting )
|
|
break;
|
|
|
|
QRect selectionRect = d->mouseSelectionRect.normalized();
|
|
if ( selectionRect.width() <= 8 && selectionRect.height() <= 8 )
|
|
{
|
|
selectionClear();
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// if we support text generation
|
|
QString selectedText;
|
|
if (d->document->supportsSearching())
|
|
{
|
|
// grab text in selection by extracting it from all intersected pages
|
|
const Okular::Page * okularPage=0;
|
|
QVector< PageViewItem * >::const_iterator iIt = d->items.constBegin(), iEnd = d->items.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * item = *iIt;
|
|
if ( !item->isVisible() )
|
|
continue;
|
|
|
|
const QRect & itemRect = item->croppedGeometry();
|
|
if ( selectionRect.intersects( itemRect ) )
|
|
{
|
|
// request the textpage if there isn't one
|
|
okularPage= item->page();
|
|
qCDebug(OkularUiDebug) << "checking if page" << item->pageNumber() << "has text:" << okularPage->hasTextPage();
|
|
if ( !okularPage->hasTextPage() )
|
|
d->document->requestTextPage( okularPage->number() );
|
|
// grab text in the rect that intersects itemRect
|
|
QRect relativeRect = selectionRect.intersected( itemRect );
|
|
relativeRect.translate( -item->uncroppedGeometry().topLeft() );
|
|
Okular::RegularAreaRect rects;
|
|
rects.append( Okular::NormalizedRect( relativeRect, item->uncroppedWidth(), item->uncroppedHeight() ) );
|
|
selectedText += okularPage->text( &rects );
|
|
}
|
|
}
|
|
}
|
|
|
|
// popup that ask to copy:text and copy/save:image
|
|
QMenu menu( this );
|
|
QAction *textToClipboard = 0;
|
|
#ifdef HAVE_SPEECH
|
|
QAction *speakText = 0;
|
|
#endif
|
|
QAction *imageToClipboard = 0;
|
|
QAction *imageToFile = 0;
|
|
if ( d->document->supportsSearching() && !selectedText.isEmpty() )
|
|
{
|
|
menu.addAction( new OKMenuTitle( &menu, i18np( "Text (1 character)", "Text (%1 characters)", selectedText.length() ) ) );
|
|
textToClipboard = menu.addAction( QIcon::fromTheme(QStringLiteral("edit-copy")), i18n( "Copy to Clipboard" ) );
|
|
bool copyAllowed = d->document->isAllowed( Okular::AllowCopy );
|
|
if ( !copyAllowed )
|
|
{
|
|
textToClipboard->setEnabled( false );
|
|
textToClipboard->setText( i18n("Copy forbidden by DRM") );
|
|
}
|
|
#ifdef HAVE_SPEECH
|
|
if ( Okular::Settings::useTTS() )
|
|
speakText = menu.addAction( QIcon::fromTheme(QStringLiteral("text-speak")), i18n( "Speak Text" ) );
|
|
#endif
|
|
if ( copyAllowed )
|
|
{
|
|
addWebShortcutsMenu( &menu, selectedText );
|
|
}
|
|
}
|
|
menu.addAction( new OKMenuTitle( &menu, i18n( "Image (%1 by %2 pixels)", selectionRect.width(), selectionRect.height() ) ) );
|
|
imageToClipboard = menu.addAction( QIcon::fromTheme(QStringLiteral("image-x-generic")), i18n( "Copy to Clipboard" ) );
|
|
imageToFile = menu.addAction( QIcon::fromTheme(QStringLiteral("document-save")), i18n( "Save to File..." ) );
|
|
QAction *choice = menu.exec( e->globalPos() );
|
|
// check if the user really selected an action
|
|
if ( choice )
|
|
{
|
|
// IMAGE operation chosen
|
|
if ( choice == imageToClipboard || choice == imageToFile )
|
|
{
|
|
// renders page into a pixmap
|
|
QPixmap copyPix( selectionRect.width(), selectionRect.height() );
|
|
QPainter copyPainter( ©Pix );
|
|
copyPainter.translate( -selectionRect.left(), -selectionRect.top() );
|
|
drawDocumentOnPainter( selectionRect, ©Painter );
|
|
copyPainter.end();
|
|
|
|
if ( choice == imageToClipboard )
|
|
{
|
|
// [2] copy pixmap to clipboard
|
|
QClipboard *cb = QApplication::clipboard();
|
|
cb->setPixmap( copyPix, QClipboard::Clipboard );
|
|
if ( cb->supportsSelection() )
|
|
cb->setPixmap( copyPix, QClipboard::Selection );
|
|
d->messageWindow->display( i18n( "Image [%1x%2] copied to clipboard.", copyPix.width(), copyPix.height() ) );
|
|
}
|
|
else if ( choice == imageToFile )
|
|
{
|
|
// [3] save pixmap to file
|
|
QString fileName = QFileDialog::getSaveFileName(this, i18n("Save file"), QString(), i18n("Images (*.png *.jpeg)"));
|
|
if ( fileName.isEmpty() )
|
|
d->messageWindow->display( i18n( "File not saved." ), QString(), PageViewMessage::Warning );
|
|
else
|
|
{
|
|
QMimeDatabase db;
|
|
QMimeType mime = db.mimeTypeForUrl( QUrl::fromLocalFile(fileName) );
|
|
QString type;
|
|
if ( !mime.isDefault() )
|
|
type = QStringLiteral("PNG");
|
|
else
|
|
type = mime.name().section( QLatin1Char('/'), -1 ).toUpper();
|
|
copyPix.save( fileName, qPrintable( type ) );
|
|
d->messageWindow->display( i18n( "Image [%1x%2] saved to %3 file.", copyPix.width(), copyPix.height(), type ) );
|
|
}
|
|
}
|
|
}
|
|
// TEXT operation chosen
|
|
else
|
|
{
|
|
if ( choice == textToClipboard )
|
|
{
|
|
// [1] copy text to clipboard
|
|
QClipboard *cb = QApplication::clipboard();
|
|
cb->setText( selectedText, QClipboard::Clipboard );
|
|
if ( cb->supportsSelection() )
|
|
cb->setText( selectedText, QClipboard::Selection );
|
|
}
|
|
#ifdef HAVE_SPEECH
|
|
else if ( choice == speakText )
|
|
{
|
|
// [2] speech selection using TTS
|
|
d->tts()->say( selectedText );
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
// clear widget selection and invalidate rect
|
|
selectionClear();
|
|
|
|
// restore previous action if came from it using right button
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
}
|
|
}break;
|
|
|
|
case Okular::Settings::EnumMouseMode::TableSelect:
|
|
{
|
|
// if mouse is released and selection is null this is a rightClick
|
|
if ( rightButton && !d->mouseSelecting )
|
|
{
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
emit rightClick( pageItem ? pageItem->page() : 0, e->globalPos() );
|
|
break;
|
|
}
|
|
|
|
QRect selectionRect = d->mouseSelectionRect.normalized();
|
|
if ( selectionRect.width() <= 8 && selectionRect.height() <= 8 && d->tableSelectionParts.isEmpty() )
|
|
{
|
|
selectionClear();
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (d->mouseSelecting) {
|
|
// break up the selection into page-relative pieces
|
|
d->tableSelectionParts.clear();
|
|
const Okular::Page * okularPage=0;
|
|
QVector< PageViewItem * >::const_iterator iIt = d->items.constBegin(), iEnd = d->items.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * item = *iIt;
|
|
if ( !item->isVisible() )
|
|
continue;
|
|
|
|
const QRect & itemRect = item->croppedGeometry();
|
|
if ( selectionRect.intersects( itemRect ) )
|
|
{
|
|
// request the textpage if there isn't one
|
|
okularPage= item->page();
|
|
qCDebug(OkularUiDebug) << "checking if page" << item->pageNumber() << "has text:" << okularPage->hasTextPage();
|
|
if ( !okularPage->hasTextPage() )
|
|
d->document->requestTextPage( okularPage->number() );
|
|
// grab text in the rect that intersects itemRect
|
|
QRect rectInItem = selectionRect.intersected( itemRect );
|
|
rectInItem.translate( -item->uncroppedGeometry().topLeft() );
|
|
QRect rectInSelection = selectionRect.intersected( itemRect );
|
|
rectInSelection.translate( -selectionRect.topLeft() );
|
|
d->tableSelectionParts.append(
|
|
TableSelectionPart(
|
|
item,
|
|
Okular::NormalizedRect( rectInItem, item->uncroppedWidth(), item->uncroppedHeight() ),
|
|
Okular::NormalizedRect( rectInSelection, selectionRect.width(), selectionRect.height() )
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
QRect updatedRect = d->mouseSelectionRect.normalized().adjusted( 0, 0, 1, 1 );
|
|
updatedRect.translate( -contentAreaPosition() );
|
|
d->mouseSelecting = false;
|
|
d->mouseSelectionRect.setCoords( 0, 0, 0, 0 );
|
|
d->tableSelectionCols.clear();
|
|
d->tableSelectionRows.clear();
|
|
guessTableDividers();
|
|
viewport()->update( updatedRect );
|
|
}
|
|
|
|
if ( !d->document->isAllowed( Okular::AllowCopy ) ) {
|
|
d->messageWindow->display( i18n("Copy forbidden by DRM"), QString(), PageViewMessage::Info, -1 );
|
|
break;
|
|
}
|
|
|
|
QString selText;
|
|
QString selHtml;
|
|
QList<double> xs = d->tableSelectionCols;
|
|
QList<double> ys = d->tableSelectionRows;
|
|
xs.prepend(0.0);
|
|
xs.append(1.0);
|
|
ys.prepend(0.0);
|
|
ys.append(1.0);
|
|
selHtml = QString::fromLatin1("<html><head>"
|
|
"<meta content=\"text/html; charset=utf-8\" http-equiv=\"Content-Type\">"
|
|
"</head><body><table>");
|
|
for (int r=0; r+1<ys.length(); r++) {
|
|
selHtml += QLatin1String("<tr>");
|
|
for (int c=0; c+1<xs.length(); c++) {
|
|
Okular::NormalizedRect cell(xs[c], ys[r], xs[c+1], ys[r+1]);
|
|
if (c) selText += QLatin1Char('\t');
|
|
QString txt;
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
// first, crop the cell to this part
|
|
if (!tsp.rectInSelection.intersects(cell))
|
|
continue;
|
|
Okular::NormalizedRect cellPart = tsp.rectInSelection & cell; // intersection
|
|
|
|
// second, convert it from table coordinates to part coordinates
|
|
cellPart.left -= tsp.rectInSelection.left;
|
|
cellPart.left /= (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
cellPart.right -= tsp.rectInSelection.left;
|
|
cellPart.right /= (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
cellPart.top -= tsp.rectInSelection.top;
|
|
cellPart.top /= (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
cellPart.bottom -= tsp.rectInSelection.top;
|
|
cellPart.bottom /= (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
|
|
// third, convert from part coordinates to item coordinates
|
|
cellPart.left *= (tsp.rectInItem.right - tsp.rectInItem.left);
|
|
cellPart.left += tsp.rectInItem.left;
|
|
cellPart.right *= (tsp.rectInItem.right - tsp.rectInItem.left);
|
|
cellPart.right += tsp.rectInItem.left;
|
|
cellPart.top *= (tsp.rectInItem.bottom - tsp.rectInItem.top);
|
|
cellPart.top += tsp.rectInItem.top;
|
|
cellPart.bottom *= (tsp.rectInItem.bottom - tsp.rectInItem.top);
|
|
cellPart.bottom += tsp.rectInItem.top;
|
|
|
|
// now get the text
|
|
Okular::RegularAreaRect rects;
|
|
rects.append( cellPart );
|
|
txt += tsp.item->page()->text( &rects, Okular::TextPage::CentralPixelTextAreaInclusionBehaviour );
|
|
}
|
|
QString html = txt;
|
|
selText += txt.replace(QLatin1Char('\n'), QLatin1Char(' '));
|
|
html.replace(QLatin1Char('&'), QLatin1String("&")).replace(QLatin1Char('<'), QLatin1String("<")).replace(QLatin1Char('>'), QLatin1String(">"));
|
|
// Remove newlines, do not turn them into <br>, because
|
|
// Excel interprets <br> within cell as new cell...
|
|
html.replace(QLatin1Char('\n'), QLatin1String(" "));
|
|
selHtml += QStringLiteral("<td>") + html + QStringLiteral("</td>");
|
|
}
|
|
selText += QLatin1Char('\n');
|
|
selHtml += QLatin1String("</tr>\n");
|
|
}
|
|
selHtml += QLatin1String("</table></body></html>\n");
|
|
|
|
|
|
QClipboard *cb = QApplication::clipboard();
|
|
QMimeData *md = new QMimeData();
|
|
md->setText(selText);
|
|
md->setHtml(selHtml);
|
|
cb->setMimeData( md, QClipboard::Clipboard );
|
|
if ( cb->supportsSelection() )
|
|
cb->setMimeData( md, QClipboard::Selection );
|
|
|
|
}break;
|
|
case Okular::Settings::EnumMouseMode::TextSelect:
|
|
if ( d->mouseTextSelecting )
|
|
{
|
|
d->mouseTextSelecting = false;
|
|
// textSelectionClear();
|
|
if ( d->document->isAllowed( Okular::AllowCopy ) )
|
|
{
|
|
const QString text = d->selectedText();
|
|
if ( !text.isEmpty() )
|
|
{
|
|
QClipboard *cb = QApplication::clipboard();
|
|
if ( cb->supportsSelection() )
|
|
cb->setText( text, QClipboard::Selection );
|
|
}
|
|
}
|
|
}
|
|
else if ( !d->mousePressPos.isNull() && rightButton )
|
|
{
|
|
PageViewItem* item = pickItemOnPoint(eventPos.x(),eventPos.y());
|
|
const Okular::Page *page;
|
|
//if there is text selected in the page
|
|
if (item && (page = item->page())->textSelection())
|
|
{
|
|
QMenu menu( this );
|
|
QAction *textToClipboard = menu.addAction( QIcon::fromTheme( QStringLiteral("edit-copy") ), i18n( "Copy Text" ) );
|
|
QAction *httpLink = 0;
|
|
#ifdef HAVE_SPEECH
|
|
QAction *speakText = 0;
|
|
if ( Okular::Settings::useTTS() )
|
|
speakText = menu.addAction( QIcon::fromTheme( QStringLiteral("text-speak") ), i18n( "Speak Text" ) );
|
|
#endif
|
|
if ( !d->document->isAllowed( Okular::AllowCopy ) )
|
|
{
|
|
textToClipboard->setEnabled( false );
|
|
textToClipboard->setText( i18n("Copy forbidden by DRM") );
|
|
}
|
|
else
|
|
{
|
|
addWebShortcutsMenu( &menu, d->selectedText() );
|
|
}
|
|
const QString url = UrlUtils::getUrl( d->selectedText() );
|
|
if ( !url.isEmpty() )
|
|
{
|
|
const QString squeezedText = KStringHandler::rsqueeze( url, 30 );
|
|
httpLink = menu.addAction( i18n( "Go to '%1'", squeezedText ) );
|
|
}
|
|
QAction *choice = menu.exec( e->globalPos() );
|
|
// check if the user really selected an action
|
|
if ( choice )
|
|
{
|
|
if ( choice == textToClipboard )
|
|
copyTextSelection();
|
|
#ifdef HAVE_SPEECH
|
|
else if ( choice == speakText )
|
|
{
|
|
const QString text = d->selectedText();
|
|
d->tts()->say( text );
|
|
}
|
|
#endif
|
|
else if ( choice == httpLink )
|
|
new KRun( QUrl( url ), this );
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
// reset mouse press / 'drag start' position
|
|
d->mousePressPos = QPoint();
|
|
}
|
|
|
|
void PageView::guessTableDividers()
|
|
{
|
|
QList< QPair<double, int> > colTicks, rowTicks, colSelectionTicks, rowSelectionTicks;
|
|
|
|
foreach ( const TableSelectionPart& tsp, d->tableSelectionParts )
|
|
{
|
|
// add ticks for the edges of this area...
|
|
colSelectionTicks.append( qMakePair( tsp.rectInSelection.left, +1 ) );
|
|
colSelectionTicks.append( qMakePair( tsp.rectInSelection.right, -1 ) );
|
|
rowSelectionTicks.append( qMakePair( tsp.rectInSelection.top, +1 ) );
|
|
rowSelectionTicks.append( qMakePair( tsp.rectInSelection.bottom, -1 ) );
|
|
|
|
// get the words in this part
|
|
Okular::RegularAreaRect rects;
|
|
rects.append( tsp.rectInItem );
|
|
const Okular::TextEntity::List words = tsp.item->page()->words( &rects, Okular::TextPage::CentralPixelTextAreaInclusionBehaviour );
|
|
|
|
foreach (Okular::TextEntity *te, words)
|
|
{
|
|
if (te->text().isEmpty()) {
|
|
delete te;
|
|
continue;
|
|
}
|
|
|
|
Okular::NormalizedRect wordArea = *te->area();
|
|
|
|
// convert it from item coordinates to part coordinates
|
|
wordArea.left -= tsp.rectInItem.left;
|
|
wordArea.left /= (tsp.rectInItem.right - tsp.rectInItem.left);
|
|
wordArea.right -= tsp.rectInItem.left;
|
|
wordArea.right /= (tsp.rectInItem.right - tsp.rectInItem.left);
|
|
wordArea.top -= tsp.rectInItem.top;
|
|
wordArea.top /= (tsp.rectInItem.bottom - tsp.rectInItem.top);
|
|
wordArea.bottom -= tsp.rectInItem.top;
|
|
wordArea.bottom /= (tsp.rectInItem.bottom - tsp.rectInItem.top);
|
|
|
|
// convert from part coordinates to table coordinates
|
|
wordArea.left *= (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
wordArea.left += tsp.rectInSelection.left;
|
|
wordArea.right *= (tsp.rectInSelection.right - tsp.rectInSelection.left);
|
|
wordArea.right += tsp.rectInSelection.left;
|
|
wordArea.top *= (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
wordArea.top += tsp.rectInSelection.top;
|
|
wordArea.bottom *= (tsp.rectInSelection.bottom - tsp.rectInSelection.top);
|
|
wordArea.bottom += tsp.rectInSelection.top;
|
|
|
|
// add to the ticks arrays...
|
|
colTicks.append( qMakePair( wordArea.left, +1) );
|
|
colTicks.append( qMakePair( wordArea.right, -1) );
|
|
rowTicks.append( qMakePair( wordArea.top, +1) );
|
|
rowTicks.append( qMakePair( wordArea.bottom, -1) );
|
|
|
|
delete te;
|
|
}
|
|
}
|
|
|
|
int tally = 0;
|
|
|
|
qSort( colSelectionTicks );
|
|
qSort( rowSelectionTicks );
|
|
|
|
for (int i = 0; i < colSelectionTicks.length(); ++i)
|
|
{
|
|
tally += colSelectionTicks[i].second;
|
|
if ( tally == 0 && i + 1 < colSelectionTicks.length() && colSelectionTicks[i+1].first != colSelectionTicks[i].first)
|
|
{
|
|
colTicks.append( qMakePair( colSelectionTicks[i].first, +1 ) );
|
|
colTicks.append( qMakePair( colSelectionTicks[i+1].first, -1 ) );
|
|
}
|
|
}
|
|
Q_ASSERT( tally == 0 );
|
|
|
|
for (int i = 0; i < rowSelectionTicks.length(); ++i)
|
|
{
|
|
tally += rowSelectionTicks[i].second;
|
|
if ( tally == 0 && i + 1 < rowSelectionTicks.length() && rowSelectionTicks[i+1].first != rowSelectionTicks[i].first) {
|
|
rowTicks.append( qMakePair( rowSelectionTicks[i].first, +1 ) );
|
|
rowTicks.append( qMakePair( rowSelectionTicks[i+1].first, -1 ) );
|
|
}
|
|
}
|
|
Q_ASSERT( tally == 0 );
|
|
|
|
qSort( colTicks );
|
|
qSort( rowTicks );
|
|
|
|
for (int i = 0; i < colTicks.length(); ++i)
|
|
{
|
|
tally += colTicks[i].second;
|
|
if ( tally == 0 && i + 1 < colTicks.length() && colTicks[i+1].first != colTicks[i].first)
|
|
{
|
|
d->tableSelectionCols.append( (colTicks[i].first+colTicks[i+1].first) / 2 );
|
|
d->tableDividersGuessed = true;
|
|
}
|
|
}
|
|
Q_ASSERT( tally == 0 );
|
|
|
|
for (int i = 0; i < rowTicks.length(); ++i)
|
|
{
|
|
tally += rowTicks[i].second;
|
|
if ( tally == 0 && i + 1 < rowTicks.length() && rowTicks[i+1].first != rowTicks[i].first)
|
|
{
|
|
d->tableSelectionRows.append( (rowTicks[i].first+rowTicks[i+1].first) / 2 );
|
|
d->tableDividersGuessed = true;
|
|
}
|
|
}
|
|
Q_ASSERT( tally == 0 );
|
|
}
|
|
|
|
void PageView::mouseDoubleClickEvent( QMouseEvent * e )
|
|
{
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
|
|
if ( e->button() == Qt::LeftButton )
|
|
{
|
|
const QPoint eventPos = contentAreaPoint( e->pos() );
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
if ( pageItem )
|
|
{
|
|
// find out normalized mouse coords inside current item
|
|
double nX = pageItem->absToPageX(eventPos.x());
|
|
double nY = pageItem->absToPageY(eventPos.y());
|
|
|
|
if ( d->mouseMode == Okular::Settings::EnumMouseMode::TextSelect ) {
|
|
textSelectionClear();
|
|
|
|
Okular::RegularAreaRect *wordRect = pageItem->page()->wordAt( Okular::NormalizedPoint( nX, nY ) );
|
|
if ( wordRect )
|
|
{
|
|
// TODO words with hyphens across pages
|
|
d->document->setPageTextSelection( pageItem->pageNumber(), wordRect, palette().color( QPalette::Active, QPalette::Highlight ) );
|
|
d->pagesWithTextSelection << pageItem->pageNumber();
|
|
if ( d->document->isAllowed( Okular::AllowCopy ) )
|
|
{
|
|
const QString text = d->selectedText();
|
|
if ( !text.isEmpty() )
|
|
{
|
|
QClipboard *cb = QApplication::clipboard();
|
|
if ( cb->supportsSelection() )
|
|
cb->setText( text, QClipboard::Selection );
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
const QRect & itemRect = pageItem->uncroppedGeometry();
|
|
Okular::Annotation * ann = 0;
|
|
const Okular::ObjectRect * orect = pageItem->page()->objectRect( Okular::ObjectRect::OAnnotation, nX, nY, itemRect.width(), itemRect.height() );
|
|
if ( orect )
|
|
ann = ( (Okular::AnnotationObjectRect *)orect )->annotation();
|
|
if ( ann && ann->subType() != Okular::Annotation::AWidget )
|
|
{
|
|
openAnnotationWindow( ann, pageItem->pageNumber() );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::wheelEvent( QWheelEvent *e )
|
|
{
|
|
// don't perform any mouse action when viewport is autoscrolling
|
|
if ( d->viewportMoveActive )
|
|
return;
|
|
|
|
if ( !d->document->isOpened() )
|
|
{
|
|
QAbstractScrollArea::wheelEvent( e );
|
|
return;
|
|
}
|
|
|
|
int delta = e->delta(),
|
|
vScroll = verticalScrollBar()->value();
|
|
e->accept();
|
|
if ( (e->modifiers() & Qt::ControlModifier) == Qt::ControlModifier ) {
|
|
d->controlWheelAccumulatedDelta += delta;
|
|
if ( d->controlWheelAccumulatedDelta <= -QWheelEvent::DefaultDeltasPerStep )
|
|
{
|
|
slotZoomOut();
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
}
|
|
else if ( d->controlWheelAccumulatedDelta >= QWheelEvent::DefaultDeltasPerStep )
|
|
{
|
|
slotZoomIn();
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
d->controlWheelAccumulatedDelta = 0;
|
|
|
|
if ( delta <= -QWheelEvent::DefaultDeltasPerStep && !Okular::Settings::viewContinuous() && vScroll == verticalScrollBar()->maximum() )
|
|
{
|
|
// go to next page
|
|
if ( (int)d->document->currentPage() < d->items.count() - 1 )
|
|
{
|
|
// more optimized than document->setNextPage and then move view to top
|
|
Okular::DocumentViewport newViewport = d->document->viewport();
|
|
newViewport.pageNumber += viewColumns();
|
|
if ( newViewport.pageNumber >= (int)d->items.count() )
|
|
newViewport.pageNumber = d->items.count() - 1;
|
|
newViewport.rePos.enabled = true;
|
|
newViewport.rePos.normalizedY = 0.0;
|
|
d->document->setViewport( newViewport );
|
|
}
|
|
}
|
|
else if ( delta >= QWheelEvent::DefaultDeltasPerStep && !Okular::Settings::viewContinuous() && vScroll == verticalScrollBar()->minimum() )
|
|
{
|
|
// go to prev page
|
|
if ( d->document->currentPage() > 0 )
|
|
{
|
|
// more optimized than document->setPrevPage and then move view to bottom
|
|
Okular::DocumentViewport newViewport = d->document->viewport();
|
|
newViewport.pageNumber -= viewColumns();
|
|
if ( newViewport.pageNumber < 0 )
|
|
newViewport.pageNumber = 0;
|
|
newViewport.rePos.enabled = true;
|
|
newViewport.rePos.normalizedY = 1.0;
|
|
d->document->setViewport( newViewport );
|
|
}
|
|
}
|
|
else
|
|
QAbstractScrollArea::wheelEvent( e );
|
|
}
|
|
|
|
updateCursor();
|
|
}
|
|
|
|
bool PageView::viewportEvent( QEvent * e )
|
|
{
|
|
if ( e->type() == QEvent::ToolTip && d->mouseMode == Okular::Settings::EnumMouseMode::Browse )
|
|
{
|
|
QHelpEvent * he = static_cast< QHelpEvent* >( e );
|
|
if ( d->mouseAnnotation->isMouseOver() )
|
|
{
|
|
d->mouseAnnotation->routeTooltipEvent( he );
|
|
}
|
|
else
|
|
{
|
|
const QPoint eventPos = contentAreaPoint( he->pos() );
|
|
PageViewItem * pageItem = pickItemOnPoint( eventPos.x(), eventPos.y() );
|
|
const Okular::ObjectRect * rect = 0;
|
|
const Okular::Action * link = 0;
|
|
if ( pageItem )
|
|
{
|
|
double nX = pageItem->absToPageX( eventPos.x() );
|
|
double nY = pageItem->absToPageY( eventPos.y() );
|
|
rect = pageItem->page()->objectRect( Okular::ObjectRect::Action, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( rect )
|
|
link = static_cast< const Okular::Action * >( rect->object() );
|
|
}
|
|
|
|
if ( link )
|
|
{
|
|
QRect r = rect->boundingRect( pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
r.translate( pageItem->uncroppedGeometry().topLeft() );
|
|
r.translate( -contentAreaPosition() );
|
|
QString tip = link->actionTip();
|
|
if ( !tip.isEmpty() )
|
|
QToolTip::showText( he->globalPos(), tip, viewport(), r );
|
|
}
|
|
}
|
|
e->accept();
|
|
return true;
|
|
}
|
|
else
|
|
// do not stop the event
|
|
return QAbstractScrollArea::viewportEvent( e );
|
|
}
|
|
|
|
void PageView::scrollContentsBy( int dx, int dy )
|
|
{
|
|
const QRect r = viewport()->rect();
|
|
viewport()->scroll( dx, dy, r );
|
|
// HACK manually repaint the damaged regions, as it seems some updates are missed
|
|
// thus leaving artifacts around
|
|
QRegion rgn( r );
|
|
rgn -= rgn & r.translated( dx, dy );
|
|
foreach ( const QRect &rect, rgn.rects() )
|
|
viewport()->repaint( rect );
|
|
}
|
|
//END widget events
|
|
|
|
QList< Okular::RegularAreaRect * > PageView::textSelections( const QPoint& start, const QPoint& end, int& firstpage )
|
|
{
|
|
firstpage = -1;
|
|
QList< Okular::RegularAreaRect * > ret;
|
|
QSet< int > affectedItemsSet;
|
|
QRect selectionRect = QRect( start, end ).normalized();
|
|
foreach( PageViewItem * item, d->items )
|
|
{
|
|
if ( item->isVisible() && selectionRect.intersects( item->croppedGeometry() ) )
|
|
affectedItemsSet.insert( item->pageNumber() );
|
|
}
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << ">>>> item selected by mouse:" << affectedItemsSet.count();
|
|
#endif
|
|
|
|
if ( !affectedItemsSet.isEmpty() )
|
|
{
|
|
// is the mouse drag line the ne-sw diagonal of the selection rect?
|
|
bool direction_ne_sw = start == selectionRect.topRight() || start == selectionRect.bottomLeft();
|
|
|
|
int tmpmin = d->document->pages();
|
|
int tmpmax = 0;
|
|
foreach( int p, affectedItemsSet )
|
|
{
|
|
if ( p < tmpmin ) tmpmin = p;
|
|
if ( p > tmpmax ) tmpmax = p;
|
|
}
|
|
|
|
PageViewItem * a = pickItemOnPoint( (int)( direction_ne_sw ? selectionRect.right() : selectionRect.left() ), (int)selectionRect.top() );
|
|
int min = a && ( a->pageNumber() != tmpmax ) ? a->pageNumber() : tmpmin;
|
|
PageViewItem * b = pickItemOnPoint( (int)( direction_ne_sw ? selectionRect.left() : selectionRect.right() ), (int)selectionRect.bottom() );
|
|
int max = b && ( b->pageNumber() != tmpmin ) ? b->pageNumber() : tmpmax;
|
|
|
|
QList< int > affectedItemsIds;
|
|
for ( int i = min; i <= max; ++i )
|
|
affectedItemsIds.append( i );
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << ">>>> pages:" << affectedItemsIds;
|
|
#endif
|
|
firstpage = affectedItemsIds.first();
|
|
|
|
if ( affectedItemsIds.count() == 1 )
|
|
{
|
|
PageViewItem * item = d->items[ affectedItemsIds.first() ];
|
|
selectionRect.translate( -item->uncroppedGeometry().topLeft() );
|
|
ret.append( textSelectionForItem( item,
|
|
direction_ne_sw ? selectionRect.topRight() : selectionRect.topLeft(),
|
|
direction_ne_sw ? selectionRect.bottomLeft() : selectionRect.bottomRight() ) );
|
|
}
|
|
else if ( affectedItemsIds.count() > 1 )
|
|
{
|
|
// first item
|
|
PageViewItem * first = d->items[ affectedItemsIds.first() ];
|
|
QRect geom = first->croppedGeometry().intersected( selectionRect ).translated( -first->uncroppedGeometry().topLeft() );
|
|
ret.append( textSelectionForItem( first,
|
|
selectionRect.bottom() > geom.height() ? ( direction_ne_sw ? geom.topRight() : geom.topLeft() ) : ( direction_ne_sw ? geom.bottomRight() : geom.bottomLeft() ),
|
|
QPoint() ) );
|
|
// last item
|
|
PageViewItem * last = d->items[ affectedItemsIds.last() ];
|
|
geom = last->croppedGeometry().intersected( selectionRect ).translated( -last->uncroppedGeometry().topLeft() );
|
|
// the last item needs to appended at last...
|
|
Okular::RegularAreaRect * lastArea = textSelectionForItem( last,
|
|
QPoint(),
|
|
selectionRect.bottom() > geom.height() ? ( direction_ne_sw ? geom.bottomLeft() : geom.bottomRight() ) : ( direction_ne_sw ? geom.topLeft() : geom.topRight() ) );
|
|
affectedItemsIds.removeFirst();
|
|
affectedItemsIds.removeLast();
|
|
// item between the two above
|
|
foreach( int page, affectedItemsIds )
|
|
{
|
|
ret.append( textSelectionForItem( d->items[ page ] ) );
|
|
}
|
|
ret.append( lastArea );
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
void PageView::drawDocumentOnPainter( const QRect & contentsRect, QPainter * p )
|
|
{
|
|
QColor backColor = viewport()->palette().color( QPalette::Dark );
|
|
|
|
// when checking if an Item is contained in contentsRect, instead of
|
|
// growing PageViewItems rects (for keeping outline into account), we
|
|
// grow the contentsRect
|
|
QRect checkRect = contentsRect;
|
|
checkRect.adjust( -3, -3, 1, 1 );
|
|
|
|
// create a region from which we'll subtract painted rects
|
|
QRegion remainingArea( contentsRect );
|
|
|
|
// iterate over all items painting the ones intersecting contentsRect
|
|
QVector< PageViewItem * >::const_iterator iIt = d->items.constBegin(), iEnd = d->items.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
// check if a piece of the page intersects the contents rect
|
|
if ( !(*iIt)->isVisible() || !(*iIt)->croppedGeometry().intersects( checkRect ) )
|
|
continue;
|
|
|
|
// get item and item's outline geometries
|
|
PageViewItem * item = *iIt;
|
|
QRect itemGeometry = item->croppedGeometry(),
|
|
outlineGeometry = itemGeometry;
|
|
outlineGeometry.adjust( -1, -1, 3, 3 );
|
|
|
|
// move the painter to the top-left corner of the real page
|
|
p->save();
|
|
p->translate( itemGeometry.left(), itemGeometry.top() );
|
|
|
|
// draw the page outline (black border and 2px bottom-right shadow)
|
|
if ( !itemGeometry.contains( contentsRect ) )
|
|
{
|
|
int itemWidth = itemGeometry.width(),
|
|
itemHeight = itemGeometry.height();
|
|
// draw simple outline
|
|
p->setPen( Qt::black );
|
|
p->drawRect( -1, -1, itemWidth + 1, itemHeight + 1 );
|
|
// draw bottom/right gradient
|
|
static const int levels = 2;
|
|
int r = backColor.red() / (levels + 2) + 6,
|
|
g = backColor.green() / (levels + 2) + 6,
|
|
b = backColor.blue() / (levels + 2) + 6;
|
|
for ( int i = 0; i < levels; i++ )
|
|
{
|
|
p->setPen( QColor( r * (i+2), g * (i+2), b * (i+2) ) );
|
|
p->drawLine( i, i + itemHeight + 1, i + itemWidth + 1, i + itemHeight + 1 );
|
|
p->drawLine( i + itemWidth + 1, i, i + itemWidth + 1, i + itemHeight );
|
|
p->setPen( backColor );
|
|
p->drawLine( -1, i + itemHeight + 1, i - 1, i + itemHeight + 1 );
|
|
p->drawLine( i + itemWidth + 1, -1, i + itemWidth + 1, i - 1 );
|
|
}
|
|
}
|
|
|
|
// draw the page using the PagePainter with all flags active
|
|
if ( contentsRect.intersects( itemGeometry ) )
|
|
{
|
|
Okular::NormalizedPoint *viewPortPoint = 0;
|
|
Okular::NormalizedPoint point( d->lastSourceLocationViewportNormalizedX, d->lastSourceLocationViewportNormalizedY );
|
|
if( Okular::Settings::showSourceLocationsGraphically()
|
|
&& item->pageNumber() == d->lastSourceLocationViewportPageNumber )
|
|
{
|
|
viewPortPoint = &point;
|
|
}
|
|
QRect pixmapRect = contentsRect.intersected( itemGeometry );
|
|
pixmapRect.translate( -item->croppedGeometry().topLeft() );
|
|
PagePainter::paintCroppedPageOnPainter( p, item->page(), this, pageflags,
|
|
item->uncroppedWidth(), item->uncroppedHeight(), pixmapRect,
|
|
item->crop(), viewPortPoint );
|
|
}
|
|
|
|
// remove painted area from 'remainingArea' and restore painter
|
|
remainingArea -= outlineGeometry.intersected( contentsRect );
|
|
p->restore();
|
|
}
|
|
|
|
// fill with background color the unpainted area
|
|
const QVector<QRect> &backRects = remainingArea.rects();
|
|
int backRectsNumber = backRects.count();
|
|
for ( int jr = 0; jr < backRectsNumber; jr++ )
|
|
p->fillRect( backRects[ jr ], backColor );
|
|
}
|
|
|
|
void PageView::updateItemSize( PageViewItem * item, int colWidth, int rowHeight )
|
|
{
|
|
const Okular::Page * okularPage = item->page();
|
|
double width = okularPage->width(),
|
|
height = okularPage->height(),
|
|
zoom = d->zoomFactor;
|
|
Okular::NormalizedRect crop( 0., 0., 1., 1. );
|
|
|
|
// Handle cropping, due to either "Trim Margin" or "Trim to Selection" cases
|
|
if (( Okular::Settings::trimMargins() && okularPage->isBoundingBoxKnown()
|
|
&& !okularPage->boundingBox().isNull() ) ||
|
|
( d->aTrimToSelection && d->aTrimToSelection->isChecked() && !d->trimBoundingBox.isNull()))
|
|
{
|
|
|
|
crop = Okular::Settings::trimMargins() ? okularPage->boundingBox() : d->trimBoundingBox;
|
|
|
|
// Rotate the bounding box
|
|
for ( int i = okularPage->rotation(); i > 0; --i )
|
|
{
|
|
Okular::NormalizedRect rot = crop;
|
|
crop.left = 1 - rot.bottom;
|
|
crop.top = rot.left;
|
|
crop.right = 1 - rot.top;
|
|
crop.bottom = rot.right;
|
|
}
|
|
|
|
// Expand the crop slightly beyond the bounding box (for Trim Margins only)
|
|
if (Okular::Settings::trimMargins()) {
|
|
static const double cropExpandRatio = 0.04;
|
|
const double cropExpand = cropExpandRatio * ( (crop.right-crop.left) + (crop.bottom-crop.top) ) / 2;
|
|
crop = Okular::NormalizedRect(
|
|
crop.left - cropExpand,
|
|
crop.top - cropExpand,
|
|
crop.right + cropExpand,
|
|
crop.bottom + cropExpand ) & Okular::NormalizedRect( 0, 0, 1, 1 );
|
|
}
|
|
|
|
// We currently generate a larger image and then crop it, so if the
|
|
// crop rect is very small the generated image is huge. Hence, we shouldn't
|
|
// let the crop rect become too small.
|
|
static double minCropRatio;
|
|
if (Okular::Settings::trimMargins()) {
|
|
// Make sure we crop by at most 50% in either dimension:
|
|
minCropRatio = 0.5;
|
|
} else {
|
|
// Looser Constraint for "Trim Selection"
|
|
minCropRatio = 0.20;
|
|
}
|
|
if ( ( crop.right - crop.left ) < minCropRatio )
|
|
{
|
|
const double newLeft = ( crop.left + crop.right ) / 2 - minCropRatio/2;
|
|
crop.left = qMax( 0.0, qMin( 1.0 - minCropRatio, newLeft ) );
|
|
crop.right = crop.left + minCropRatio;
|
|
}
|
|
if ( ( crop.bottom - crop.top ) < minCropRatio )
|
|
{
|
|
const double newTop = ( crop.top + crop.bottom ) / 2 - minCropRatio/2;
|
|
crop.top = qMax( 0.0, qMin( 1.0 - minCropRatio, newTop ) );
|
|
crop.bottom = crop.top + minCropRatio;
|
|
}
|
|
|
|
width *= ( crop.right - crop.left );
|
|
height *= ( crop.bottom - crop.top );
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug) << "Cropped page" << okularPage->number() << "to" << crop
|
|
<< "width" << width << "height" << height << "by bbox" << okularPage->boundingBox();
|
|
#endif
|
|
}
|
|
|
|
if ( d->zoomMode == ZoomFixed )
|
|
{
|
|
width *= zoom;
|
|
height *= zoom;
|
|
item->setWHZC( (int)width, (int)height, d->zoomFactor, crop );
|
|
}
|
|
else if ( d->zoomMode == ZoomFitWidth )
|
|
{
|
|
height = ( height / width ) * colWidth;
|
|
zoom = (double)colWidth / width;
|
|
item->setWHZC( colWidth, (int)height, zoom, crop );
|
|
if ((uint)item->pageNumber() == d->document->currentPage())
|
|
d->zoomFactor = zoom;
|
|
}
|
|
else if ( d->zoomMode == ZoomFitPage )
|
|
{
|
|
const double scaleW = (double)colWidth / (double)width;
|
|
const double scaleH = (double)rowHeight / (double)height;
|
|
zoom = qMin( scaleW, scaleH );
|
|
item->setWHZC( (int)(zoom * width), (int)(zoom * height), zoom, crop );
|
|
if ((uint)item->pageNumber() == d->document->currentPage())
|
|
d->zoomFactor = zoom;
|
|
}
|
|
else if ( d->zoomMode == ZoomFitAuto )
|
|
{
|
|
const double aspectRatioRelation = 1.25; // relation between aspect ratios for "auto fit"
|
|
const double uiAspect = (double)rowHeight / (double)colWidth;
|
|
const double pageAspect = (double)height / (double)width;
|
|
const double rel = uiAspect / pageAspect;
|
|
|
|
const bool isContinuous = Okular::Settings::viewContinuous();
|
|
if ( !isContinuous && rel > aspectRatioRelation )
|
|
{
|
|
// UI space is relatively much higher than the page
|
|
zoom = (double)rowHeight / (double)height;
|
|
}
|
|
else if ( rel < 1.0 / aspectRatioRelation )
|
|
{
|
|
// UI space is relatively much wider than the page in relation
|
|
zoom = (double)colWidth / (double)width;
|
|
}
|
|
else
|
|
{
|
|
// aspect ratios of page and UI space are very similar
|
|
const double scaleW = (double)colWidth / (double)width;
|
|
const double scaleH = (double)rowHeight / (double)height;
|
|
zoom = qMin( scaleW, scaleH );
|
|
}
|
|
item->setWHZC( (int)(zoom * width), (int)(zoom * height), zoom, crop );
|
|
if ((uint)item->pageNumber() == d->document->currentPage())
|
|
d->zoomFactor = zoom;
|
|
}
|
|
#ifndef NDEBUG
|
|
else
|
|
qCDebug(OkularUiDebug) << "calling updateItemSize with unrecognized d->zoomMode!";
|
|
#endif
|
|
}
|
|
|
|
PageViewItem * PageView::pickItemOnPoint( int x, int y )
|
|
{
|
|
PageViewItem * item = 0;
|
|
QLinkedList< PageViewItem * >::const_iterator iIt = d->visibleItems.constBegin(), iEnd = d->visibleItems.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * i = *iIt;
|
|
const QRect & r = i->croppedGeometry();
|
|
if ( x < r.right() && x > r.left() && y < r.bottom() )
|
|
{
|
|
if ( y > r.top() )
|
|
item = i;
|
|
break;
|
|
}
|
|
}
|
|
return item;
|
|
}
|
|
|
|
void PageView::textSelectionClear()
|
|
{
|
|
// something to clear
|
|
if ( !d->pagesWithTextSelection.isEmpty() )
|
|
{
|
|
QSet< int >::ConstIterator it = d->pagesWithTextSelection.constBegin(), itEnd = d->pagesWithTextSelection.constEnd();
|
|
for ( ; it != itEnd; ++it )
|
|
d->document->setPageTextSelection( *it, 0, QColor() );
|
|
d->pagesWithTextSelection.clear();
|
|
}
|
|
}
|
|
|
|
void PageView::selectionStart( const QPoint & pos, const QColor & color, bool /*aboveAll*/ )
|
|
{
|
|
selectionClear();
|
|
d->mouseSelecting = true;
|
|
d->mouseSelectionRect.setRect( pos.x(), pos.y(), 1, 1 );
|
|
d->mouseSelectionColor = color;
|
|
// ensures page doesn't scroll
|
|
if ( d->autoScrollTimer )
|
|
{
|
|
d->scrollIncrement = 0;
|
|
d->autoScrollTimer->stop();
|
|
}
|
|
}
|
|
|
|
void PageView::scrollPosIntoView( const QPoint & pos )
|
|
{
|
|
if (pos.x() < horizontalScrollBar()->value()) d->dragScrollVector.setX(pos.x() - horizontalScrollBar()->value());
|
|
else if (horizontalScrollBar()->value() + viewport()->width() < pos.x()) d->dragScrollVector.setX(pos.x() - horizontalScrollBar()->value() - viewport()->width());
|
|
else d->dragScrollVector.setX(0);
|
|
|
|
if (pos.y() < verticalScrollBar()->value()) d->dragScrollVector.setY(pos.y() - verticalScrollBar()->value());
|
|
else if (verticalScrollBar()->value() + viewport()->height() < pos.y()) d->dragScrollVector.setY(pos.y() - verticalScrollBar()->value() - viewport()->height());
|
|
else d->dragScrollVector.setY(0);
|
|
|
|
if (d->dragScrollVector != QPoint(0, 0))
|
|
{
|
|
if (!d->dragScrollTimer.isActive()) d->dragScrollTimer.start(100);
|
|
}
|
|
else d->dragScrollTimer.stop();
|
|
}
|
|
|
|
void PageView::updateSelection( const QPoint & pos )
|
|
{
|
|
if ( d->mouseSelecting )
|
|
{
|
|
scrollPosIntoView( pos );
|
|
// update the selection rect
|
|
QRect updateRect = d->mouseSelectionRect;
|
|
d->mouseSelectionRect.setBottomLeft( pos );
|
|
updateRect |= d->mouseSelectionRect;
|
|
updateRect.translate( -contentAreaPosition() );
|
|
viewport()->update( updateRect.adjusted( -1, -2, 2, 1 ) );
|
|
}
|
|
else if ( d->mouseTextSelecting)
|
|
{
|
|
scrollPosIntoView( pos );
|
|
int first = -1;
|
|
const QList< Okular::RegularAreaRect * > selections = textSelections( pos, d->mouseSelectPos, first );
|
|
QSet< int > pagesWithSelectionSet;
|
|
for ( int i = 0; i < selections.count(); ++i )
|
|
pagesWithSelectionSet.insert( i + first );
|
|
|
|
const QSet< int > noMoreSelectedPages = d->pagesWithTextSelection - pagesWithSelectionSet;
|
|
// clear the selection from pages not selected anymore
|
|
foreach( int p, noMoreSelectedPages )
|
|
{
|
|
d->document->setPageTextSelection( p, 0, QColor() );
|
|
}
|
|
// set the new selection for the selected pages
|
|
foreach( int p, pagesWithSelectionSet )
|
|
{
|
|
d->document->setPageTextSelection( p, selections[ p - first ], palette().color( QPalette::Active, QPalette::Highlight ) );
|
|
}
|
|
d->pagesWithTextSelection = pagesWithSelectionSet;
|
|
}
|
|
}
|
|
|
|
static Okular::NormalizedPoint rotateInNormRect( const QPoint &rotated, const QRect &rect, Okular::Rotation rotation )
|
|
{
|
|
Okular::NormalizedPoint ret;
|
|
|
|
switch ( rotation )
|
|
{
|
|
case Okular::Rotation0:
|
|
ret = Okular::NormalizedPoint( rotated.x(), rotated.y(), rect.width(), rect.height() );
|
|
break;
|
|
case Okular::Rotation90:
|
|
ret = Okular::NormalizedPoint( rotated.y(), rect.width() - rotated.x(), rect.height(), rect.width() );
|
|
break;
|
|
case Okular::Rotation180:
|
|
ret = Okular::NormalizedPoint( rect.width() - rotated.x(), rect.height() - rotated.y(), rect.width(), rect.height() );
|
|
break;
|
|
case Okular::Rotation270:
|
|
ret = Okular::NormalizedPoint( rect.height() - rotated.y(), rotated.x(), rect.height(), rect.width() );
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
Okular::RegularAreaRect * PageView::textSelectionForItem( PageViewItem * item, const QPoint & startPoint, const QPoint & endPoint )
|
|
{
|
|
const QRect & geometry = item->uncroppedGeometry();
|
|
Okular::NormalizedPoint startCursor( 0.0, 0.0 );
|
|
if ( !startPoint.isNull() )
|
|
{
|
|
startCursor = rotateInNormRect( startPoint, geometry, item->page()->rotation() );
|
|
}
|
|
Okular::NormalizedPoint endCursor( 1.0, 1.0 );
|
|
if ( !endPoint.isNull() )
|
|
{
|
|
endCursor = rotateInNormRect( endPoint, geometry, item->page()->rotation() );
|
|
}
|
|
Okular::TextSelection mouseTextSelectionInfo( startCursor, endCursor );
|
|
|
|
const Okular::Page * okularPage = item->page();
|
|
|
|
if ( !okularPage->hasTextPage() )
|
|
d->document->requestTextPage( okularPage->number() );
|
|
|
|
Okular::RegularAreaRect * selectionArea = okularPage->textArea( &mouseTextSelectionInfo );
|
|
#ifdef PAGEVIEW_DEBUG
|
|
qCDebug(OkularUiDebug).nospace() << "text areas (" << okularPage->number() << "): " << ( selectionArea ? QString::number( selectionArea->count() ) : "(none)" );
|
|
#endif
|
|
return selectionArea;
|
|
}
|
|
|
|
void PageView::selectionClear(const ClearMode mode)
|
|
{
|
|
QRect updatedRect = d->mouseSelectionRect.normalized().adjusted( -2, -2, 2, 2 );
|
|
d->mouseSelecting = false;
|
|
d->mouseSelectionRect.setCoords( 0, 0, 0, 0 );
|
|
d->tableSelectionCols.clear();
|
|
d->tableSelectionRows.clear();
|
|
d->tableDividersGuessed = false;
|
|
foreach (const TableSelectionPart &tsp, d->tableSelectionParts) {
|
|
QRect selectionPartRect = tsp.rectInItem.geometry(tsp.item->uncroppedWidth(), tsp.item->uncroppedHeight());
|
|
selectionPartRect.translate( tsp.item->uncroppedGeometry().topLeft () );
|
|
// should check whether this is on-screen here?
|
|
updatedRect = updatedRect.united(selectionPartRect);
|
|
}
|
|
if ( mode != ClearOnlyDividers ) {
|
|
d->tableSelectionParts.clear();
|
|
}
|
|
d->tableSelectionParts.clear();
|
|
updatedRect.translate( -contentAreaPosition() );
|
|
viewport()->update( updatedRect );
|
|
}
|
|
|
|
// const to be used for both zoomFactorFitMode function and slotRelayoutPages.
|
|
static const int kcolWidthMargin = 6;
|
|
static const int krowHeightMargin = 12;
|
|
|
|
double PageView::zoomFactorFitMode( ZoomMode mode )
|
|
{
|
|
const int pageCount = d->items.count();
|
|
if ( pageCount == 0 )
|
|
return 0;
|
|
const bool facingCentered = Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::FacingFirstCentered || (Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::Facing && pageCount == 1);
|
|
const bool overrideCentering = facingCentered && pageCount < 3;
|
|
const int nCols = overrideCentering ? 1 : viewColumns();
|
|
const double colWidth = viewport()->width() / nCols - kcolWidthMargin;
|
|
const double rowHeight = viewport()->height() - krowHeightMargin;
|
|
const PageViewItem * currentItem = d->items[ qMax( 0, (int)d->document->currentPage()) ];
|
|
// prevent segmentation fault when openning a new document;
|
|
if ( !currentItem )
|
|
return 0;
|
|
const Okular::Page * okularPage = currentItem->page();
|
|
const double width = okularPage->width(), height = okularPage->height();
|
|
if ( mode == ZoomFitWidth )
|
|
return (double) colWidth / width;
|
|
if ( mode == ZoomFitPage )
|
|
{
|
|
const double scaleW = (double) colWidth / (double)width;
|
|
const double scaleH = (double) rowHeight / (double)height;
|
|
return qMin(scaleW, scaleH);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void PageView::updateZoom( ZoomMode newZoomMode )
|
|
{
|
|
if ( newZoomMode == ZoomFixed )
|
|
{
|
|
if ( d->aZoom->currentItem() == 0 )
|
|
newZoomMode = ZoomFitWidth;
|
|
else if ( d->aZoom->currentItem() == 1 )
|
|
newZoomMode = ZoomFitPage;
|
|
else if ( d->aZoom->currentItem() == 2 )
|
|
newZoomMode = ZoomFitAuto;
|
|
}
|
|
|
|
float newFactor = d->zoomFactor;
|
|
QAction * checkedZoomAction = 0;
|
|
switch ( newZoomMode )
|
|
{
|
|
case ZoomFixed:{ //ZoomFixed case
|
|
QString z = d->aZoom->currentText();
|
|
// kdelibs4 sometimes adds accelerators to actions' text directly :(
|
|
z.remove (QLatin1Char('&'));
|
|
z.remove (QLatin1Char('%'));
|
|
newFactor = QLocale().toDouble( z ) / 100.0;
|
|
}break;
|
|
case ZoomIn:
|
|
case ZoomOut:{
|
|
const float zoomFactorFitWidth = zoomFactorFitMode(ZoomFitWidth);
|
|
const float zoomFactorFitPage = zoomFactorFitMode(ZoomFitPage);
|
|
QVector<float> zoomValue(15);
|
|
qCopy(kZoomValues, kZoomValues + 13, zoomValue.begin());
|
|
zoomValue[13] = zoomFactorFitWidth;
|
|
zoomValue[14] = zoomFactorFitPage;
|
|
qSort(zoomValue.begin(), zoomValue.end());
|
|
QVector<float>::iterator i;
|
|
if ( newZoomMode == ZoomOut )
|
|
{
|
|
if (newFactor <= zoomValue.first())
|
|
return;
|
|
i = qLowerBound(zoomValue.begin(), zoomValue.end(), newFactor) - 1;
|
|
}
|
|
else
|
|
{
|
|
if (newFactor >= zoomValue.last())
|
|
return;
|
|
i = qUpperBound(zoomValue.begin(), zoomValue.end(), newFactor);
|
|
}
|
|
const float tmpFactor = *i;
|
|
if ( tmpFactor == zoomFactorFitWidth )
|
|
{
|
|
newZoomMode = ZoomFitWidth;
|
|
checkedZoomAction = d->aZoomFitWidth;
|
|
}
|
|
else if ( tmpFactor == zoomFactorFitPage )
|
|
{
|
|
newZoomMode = ZoomFitPage;
|
|
checkedZoomAction = d->aZoomFitPage;
|
|
}
|
|
else
|
|
{
|
|
newFactor = tmpFactor;
|
|
newZoomMode = ZoomFixed;
|
|
}
|
|
}
|
|
break;
|
|
case ZoomFitWidth:
|
|
checkedZoomAction = d->aZoomFitWidth;
|
|
break;
|
|
case ZoomFitPage:
|
|
checkedZoomAction = d->aZoomFitPage;
|
|
break;
|
|
case ZoomFitAuto:
|
|
checkedZoomAction = d->aZoomAutoFit;
|
|
break;
|
|
case ZoomRefreshCurrent:
|
|
newZoomMode = ZoomFixed;
|
|
d->zoomFactor = -1;
|
|
break;
|
|
}
|
|
const float upperZoomLimit = d->document->supportsTiles() ? 16.0 : 4.0;
|
|
if ( newFactor > upperZoomLimit )
|
|
newFactor = upperZoomLimit;
|
|
if ( newFactor < 0.1 )
|
|
newFactor = 0.1;
|
|
|
|
if ( newZoomMode != d->zoomMode || (newZoomMode == ZoomFixed && newFactor != d->zoomFactor ) )
|
|
{
|
|
// rebuild layout and update the whole viewport
|
|
d->zoomMode = newZoomMode;
|
|
d->zoomFactor = newFactor;
|
|
// be sure to block updates to document's viewport
|
|
bool prevState = d->blockViewport;
|
|
d->blockViewport = true;
|
|
slotRelayoutPages();
|
|
d->blockViewport = prevState;
|
|
// request pixmaps
|
|
slotRequestVisiblePixmaps();
|
|
// update zoom text
|
|
updateZoomText();
|
|
// update actions checked state
|
|
if ( d->aZoomFitWidth )
|
|
{
|
|
d->aZoomFitWidth->setChecked( checkedZoomAction == d->aZoomFitWidth );
|
|
d->aZoomFitPage->setChecked( checkedZoomAction == d->aZoomFitPage );
|
|
d->aZoomAutoFit->setChecked( checkedZoomAction == d->aZoomAutoFit );
|
|
}
|
|
}
|
|
else if ( newZoomMode == ZoomFixed && newFactor == d->zoomFactor )
|
|
updateZoomText();
|
|
|
|
d->aZoomIn->setEnabled( d->zoomFactor < upperZoomLimit-0.001 );
|
|
d->aZoomOut->setEnabled( d->zoomFactor > 0.101 );
|
|
}
|
|
|
|
void PageView::updateZoomText()
|
|
{
|
|
// use current page zoom as zoomFactor if in ZoomFit/* mode
|
|
if ( d->zoomMode != ZoomFixed && d->items.count() > 0 )
|
|
d->zoomFactor = d->items[ qMax( 0, (int)d->document->currentPage() ) ]->zoomFactor();
|
|
float newFactor = d->zoomFactor;
|
|
d->aZoom->removeAllActions();
|
|
|
|
// add items that describe fit actions
|
|
QStringList translated;
|
|
translated << i18n("Fit Width") << i18n("Fit Page") << i18n("Auto Fit");
|
|
|
|
// add percent items
|
|
int idx = 0, selIdx = 3;
|
|
bool inserted = false; //use: "d->zoomMode != ZoomFixed" to hide Fit/* zoom ratio
|
|
int zoomValueCount = 11;
|
|
if ( d->document->supportsTiles() )
|
|
zoomValueCount = 13;
|
|
while ( idx < zoomValueCount || !inserted )
|
|
{
|
|
float value = idx < zoomValueCount ? kZoomValues[ idx ] : newFactor;
|
|
if ( !inserted && newFactor < (value - 0.0001) )
|
|
value = newFactor;
|
|
else
|
|
idx ++;
|
|
if ( value > (newFactor - 0.0001) && value < (newFactor + 0.0001) )
|
|
inserted = true;
|
|
if ( !inserted )
|
|
selIdx++;
|
|
// we do not need to display 2-digit precision
|
|
QString localValue( QLocale().toString( value * 100.0, 'f', 1 ) );
|
|
localValue.remove( QLocale().decimalPoint() + QLatin1Char('0') );
|
|
// remove a trailing zero in numbers like 66.70
|
|
if ( localValue.right( 1 ) == QLatin1String( "0" ) && localValue.indexOf( QLocale().decimalPoint() ) > -1 )
|
|
localValue.chop( 1 );
|
|
translated << QStringLiteral( "%1%" ).arg( localValue );
|
|
}
|
|
d->aZoom->setItems( translated );
|
|
|
|
// select current item in list
|
|
if ( d->zoomMode == ZoomFitWidth )
|
|
selIdx = 0;
|
|
else if ( d->zoomMode == ZoomFitPage )
|
|
selIdx = 1;
|
|
else if ( d->zoomMode == ZoomFitAuto )
|
|
selIdx = 2;
|
|
// we have to temporarily enable the actions as otherwise we can't set a new current item
|
|
d->aZoom->setEnabled( true );
|
|
d->aZoom->selectableActionGroup()->setEnabled( true );
|
|
d->aZoom->setCurrentItem( selIdx );
|
|
d->aZoom->setEnabled( d->items.size() > 0 );
|
|
d->aZoom->selectableActionGroup()->setEnabled( d->items.size() > 0 );
|
|
}
|
|
|
|
void PageView::updateCursor()
|
|
{
|
|
const QPoint p = contentAreaPosition() + viewport()->mapFromGlobal( QCursor::pos() );
|
|
updateCursor( p );
|
|
}
|
|
|
|
void PageView::updateCursor( const QPoint &p )
|
|
{
|
|
// detect the underlaying page (if present)
|
|
PageViewItem * pageItem = pickItemOnPoint( p.x(), p.y() );
|
|
|
|
if ( d->annotator && d->annotator->active() )
|
|
{
|
|
if ( pageItem || d->annotator->annotating() )
|
|
setCursor( d->annotator->cursor() );
|
|
else
|
|
setCursor( Qt::ForbiddenCursor );
|
|
}
|
|
else if ( pageItem )
|
|
{
|
|
double nX = pageItem->absToPageX(p.x());
|
|
double nY = pageItem->absToPageY(p.y());
|
|
|
|
// if over a ObjectRect (of type Link) change cursor to hand
|
|
if ( d->mouseMode == Okular::Settings::EnumMouseMode::TextSelect )
|
|
setCursor( Qt::IBeamCursor );
|
|
else if ( d->mouseMode == Okular::Settings::EnumMouseMode::Magnifier )
|
|
setCursor( Qt::CrossCursor );
|
|
else if ( d->mouseMode == Okular::Settings::EnumMouseMode::RectSelect )
|
|
setCursor( Qt::CrossCursor );
|
|
else if ( d->mouseMode == Okular::Settings::EnumMouseMode::TrimSelect )
|
|
setCursor( Qt::CrossCursor );
|
|
else if ( d->mouseMode == Okular::Settings::EnumMouseMode::Browse )
|
|
{
|
|
d->mouseOnRect = false;
|
|
if ( d->mouseAnnotation->isMouseOver() )
|
|
{
|
|
d->mouseOnRect = true;
|
|
setCursor( d->mouseAnnotation->cursor() );
|
|
}
|
|
else
|
|
{
|
|
const Okular::ObjectRect * linkobj = pageItem->page()->objectRect( Okular::ObjectRect::Action, nX, nY, pageItem->uncroppedWidth(), pageItem->uncroppedHeight() );
|
|
if ( linkobj )
|
|
{
|
|
d->mouseOnRect = true;
|
|
setCursor( Qt::PointingHandCursor );
|
|
}
|
|
else
|
|
{
|
|
setCursor( Qt::OpenHandCursor );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
setCursor( Qt::ArrowCursor );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// if there's no page over the cursor and we were showing the pointingHandCursor
|
|
// go back to the normal one
|
|
d->mouseOnRect = false;
|
|
setCursor( Qt::ArrowCursor );
|
|
}
|
|
}
|
|
|
|
void PageView::reloadForms()
|
|
{
|
|
QLinkedList< PageViewItem * >::const_iterator iIt = d->visibleItems.constBegin(), iEnd = d->visibleItems.constEnd();
|
|
if( d->m_formsVisible )
|
|
{
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
(*iIt)->reloadFormWidgetsState();
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void PageView::moveMagnifier( const QPoint& p ) // non scaled point
|
|
{
|
|
const int w = d->magnifierView->width() * 0.5;
|
|
const int h = d->magnifierView->height() * 0.5;
|
|
|
|
int x = p.x() - w;
|
|
int y = p.y() - h;
|
|
|
|
const int max_x = viewport()->width();
|
|
const int max_y = viewport()->height();
|
|
|
|
QPoint scroll(0,0);
|
|
|
|
if (x < 0)
|
|
{
|
|
if (horizontalScrollBar()->value() > 0) scroll.setX(x - w);
|
|
x = 0;
|
|
}
|
|
|
|
if (y < 0)
|
|
{
|
|
if (verticalScrollBar()->value() > 0) scroll.setY(y - h);
|
|
y = 0;
|
|
}
|
|
|
|
if (p.x() + w > max_x)
|
|
{
|
|
if (horizontalScrollBar()->value() < horizontalScrollBar()->maximum()) scroll.setX(p.x() + 2 * w - max_x);
|
|
x = max_x - d->magnifierView->width() - 1;
|
|
}
|
|
|
|
if (p.y() + h > max_y)
|
|
{
|
|
if (verticalScrollBar()->value() < verticalScrollBar()->maximum()) scroll.setY(p.y() + 2 * h - max_y);
|
|
y = max_y - d->magnifierView->height() - 1;
|
|
}
|
|
|
|
if (!scroll.isNull())
|
|
scrollPosIntoView(contentAreaPoint(p + scroll));
|
|
|
|
d->magnifierView->move(x, y);
|
|
}
|
|
|
|
void PageView::updateMagnifier( const QPoint& p ) // scaled point
|
|
{
|
|
/* translate mouse coordinates to page coordinates and inform the magnifier of the situation */
|
|
PageViewItem *item = pickItemOnPoint(p.x(), p.y());
|
|
if (item)
|
|
{
|
|
Okular::NormalizedPoint np(item->absToPageX(p.x()), item->absToPageY(p.y()));
|
|
d->magnifierView->updateView( np, item->page() );
|
|
}
|
|
}
|
|
|
|
int PageView::viewColumns() const
|
|
{
|
|
int vm = Okular::Settings::viewMode();
|
|
if (vm == Okular::Settings::EnumViewMode::Single) return 1;
|
|
else if (vm == Okular::Settings::EnumViewMode::Facing ||
|
|
vm == Okular::Settings::EnumViewMode::FacingFirstCentered) return 2;
|
|
else return Okular::Settings::viewColumns();
|
|
}
|
|
|
|
void PageView::center(int cx, int cy)
|
|
{
|
|
scrollTo( cx - viewport()->width() / 2, cy - viewport()->height() / 2 );
|
|
}
|
|
|
|
void PageView::scrollTo( int x, int y )
|
|
{
|
|
bool prevState = d->blockPixmapsRequest;
|
|
|
|
int newValue = -1;
|
|
if ( x != horizontalScrollBar()->value() || y != verticalScrollBar()->value() )
|
|
newValue = 1; // Pretend this call is the result of a scrollbar event
|
|
|
|
d->blockPixmapsRequest = true;
|
|
horizontalScrollBar()->setValue( x );
|
|
verticalScrollBar()->setValue( y );
|
|
|
|
d->blockPixmapsRequest = prevState;
|
|
|
|
slotRequestVisiblePixmaps( newValue );
|
|
}
|
|
|
|
void PageView::toggleFormWidgets( bool on )
|
|
{
|
|
bool somehadfocus = false;
|
|
QVector< PageViewItem * >::const_iterator dIt = d->items.constBegin(), dEnd = d->items.constEnd();
|
|
for ( ; dIt != dEnd; ++dIt )
|
|
{
|
|
bool hadfocus = (*dIt)->setFormWidgetsVisible( on );
|
|
somehadfocus = somehadfocus || hadfocus;
|
|
}
|
|
if ( somehadfocus )
|
|
setFocus();
|
|
d->m_formsVisible = on;
|
|
if ( d->aToggleForms ) // it may not exist if we are on dummy mode
|
|
{
|
|
if ( d->m_formsVisible )
|
|
{
|
|
d->aToggleForms->setText( i18n( "Hide Forms" ) );
|
|
}
|
|
else
|
|
{
|
|
d->aToggleForms->setText( i18n( "Show Forms" ) );
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::resizeContentArea( const QSize & newSize )
|
|
{
|
|
const QSize vs = viewport()->size();
|
|
int hRange = newSize.width() - vs.width();
|
|
int vRange = newSize.height() - vs.height();
|
|
if ( horizontalScrollBar()->isVisible() && hRange == verticalScrollBar()->width() && verticalScrollBar()->isVisible() && vRange == horizontalScrollBar()->height() && Okular::Settings::showScrollBars() )
|
|
{
|
|
hRange = 0;
|
|
vRange = 0;
|
|
}
|
|
horizontalScrollBar()->setRange( 0, hRange );
|
|
verticalScrollBar()->setRange( 0, vRange );
|
|
updatePageStep();
|
|
}
|
|
|
|
void PageView::updatePageStep() {
|
|
const QSize vs = viewport()->size();
|
|
horizontalScrollBar()->setPageStep( vs.width() );
|
|
verticalScrollBar()->setPageStep( vs.height() * (100 - Okular::Settings::scrollOverlap()) / 100 );
|
|
}
|
|
|
|
void PageView::addWebShortcutsMenu( QMenu * menu, const QString & text )
|
|
{
|
|
if ( text.isEmpty() )
|
|
{
|
|
return;
|
|
}
|
|
|
|
QString searchText = text;
|
|
searchText = searchText.replace( QLatin1Char('\n'), QLatin1Char(' ') ).replace(QLatin1Char( '\r'), QLatin1Char(' ') ).simplified();
|
|
|
|
if ( searchText.isEmpty() )
|
|
{
|
|
return;
|
|
}
|
|
|
|
KUriFilterData filterData( searchText );
|
|
|
|
filterData.setSearchFilteringOptions( KUriFilterData::RetrievePreferredSearchProvidersOnly );
|
|
|
|
if ( KUriFilter::self()->filterSearchUri( filterData, KUriFilter::NormalTextFilter ) )
|
|
{
|
|
const QStringList searchProviders = filterData.preferredSearchProviders();
|
|
|
|
if ( !searchProviders.isEmpty() )
|
|
{
|
|
QMenu *webShortcutsMenu = new QMenu( menu );
|
|
webShortcutsMenu->setIcon( QIcon::fromTheme( QStringLiteral("preferences-web-browser-shortcuts") ) );
|
|
|
|
const QString squeezedText = KStringHandler::rsqueeze( searchText, 21 );
|
|
webShortcutsMenu->setTitle( i18n( "Search for '%1' with", squeezedText ) );
|
|
|
|
QAction *action = 0;
|
|
|
|
foreach( const QString &searchProvider, searchProviders )
|
|
{
|
|
action = new QAction( searchProvider, webShortcutsMenu );
|
|
action->setIcon( QIcon::fromTheme( filterData.iconNameForPreferredSearchProvider( searchProvider ) ) );
|
|
action->setData( filterData.queryForPreferredSearchProvider( searchProvider ) );
|
|
connect( action, &QAction::triggered, this, &PageView::slotHandleWebShortcutAction );
|
|
webShortcutsMenu->addAction( action );
|
|
}
|
|
|
|
webShortcutsMenu->addSeparator();
|
|
|
|
action = new QAction( i18n( "Configure Web Shortcuts..." ), webShortcutsMenu );
|
|
action->setIcon( QIcon::fromTheme( QStringLiteral("configure") ) );
|
|
connect( action, &QAction::triggered, this, &PageView::slotConfigureWebShortcuts );
|
|
webShortcutsMenu->addAction( action );
|
|
|
|
menu->addMenu(webShortcutsMenu);
|
|
}
|
|
}
|
|
}
|
|
|
|
//BEGIN private SLOTS
|
|
void PageView::slotRelayoutPages()
|
|
// called by: notifySetup, viewportResizeEvent, slotViewMode, slotContinuousToggled, updateZoom
|
|
{
|
|
// set an empty container if we have no pages
|
|
const int pageCount = d->items.count();
|
|
if ( pageCount < 1 )
|
|
{
|
|
return;
|
|
}
|
|
|
|
// if viewport was auto-moving, stop it
|
|
if ( d->viewportMoveActive )
|
|
{
|
|
center( d->viewportMoveDest.x(), d->viewportMoveDest.y() );
|
|
d->viewportMoveActive = false;
|
|
d->viewportMoveTimer->stop();
|
|
verticalScrollBar()->setEnabled( true );
|
|
horizontalScrollBar()->setEnabled( true );
|
|
}
|
|
|
|
// common iterator used in this method and viewport parameters
|
|
QVector< PageViewItem * >::const_iterator iIt, iEnd = d->items.constEnd();
|
|
int viewportWidth = viewport()->width(),
|
|
viewportHeight = viewport()->height(),
|
|
fullWidth = 0,
|
|
fullHeight = 0;
|
|
QRect viewportRect( horizontalScrollBar()->value(), verticalScrollBar()->value(), viewportWidth, viewportHeight );
|
|
|
|
// handle the 'center first page in row' stuff
|
|
const bool facing = Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::Facing && pageCount > 1;
|
|
const bool facingCentered = Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::FacingFirstCentered ||
|
|
(Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::Facing && pageCount == 1);
|
|
const bool overrideCentering = facingCentered && pageCount < 3;
|
|
const bool centerFirstPage = facingCentered && !overrideCentering;
|
|
const bool facingPages = facing || centerFirstPage;
|
|
const bool centerLastPage = centerFirstPage && pageCount % 2 == 0;
|
|
const bool continuousView = Okular::Settings::viewContinuous();
|
|
const int nCols = overrideCentering ? 1 : viewColumns();
|
|
const bool singlePageViewMode = Okular::Settings::viewMode() == Okular::Settings::EnumViewMode::Single;
|
|
|
|
if ( d->aFitWindowToPage )
|
|
d->aFitWindowToPage->setEnabled( !continuousView && singlePageViewMode );
|
|
|
|
// set all items geometry and resize contents. handle 'continuous' and 'single' modes separately
|
|
|
|
PageViewItem * currentItem = d->items[ qMax( 0, (int)d->document->currentPage() ) ];
|
|
|
|
// Here we find out column's width and row's height to compute a table
|
|
// so we can place widgets 'centered in virtual cells'.
|
|
const int nRows = (int)ceil( (float)(centerFirstPage ? (pageCount + nCols - 1) : pageCount) / (float)nCols );
|
|
|
|
int * colWidth = new int[ nCols ],
|
|
* rowHeight = new int[ nRows ],
|
|
cIdx = 0,
|
|
rIdx = 0;
|
|
for ( int i = 0; i < nCols; i++ )
|
|
colWidth[ i ] = viewportWidth / nCols;
|
|
for ( int i = 0; i < nRows; i++ )
|
|
rowHeight[ i ] = 0;
|
|
// handle the 'centering on first row' stuff
|
|
if ( centerFirstPage )
|
|
cIdx += nCols - 1;
|
|
|
|
// 1) find the maximum columns width and rows height for a grid in
|
|
// which each page must well-fit inside a cell
|
|
for ( iIt = d->items.constBegin(); iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * item = *iIt;
|
|
// update internal page size (leaving a little margin in case of Fit* modes)
|
|
updateItemSize( item, colWidth[ cIdx ] - kcolWidthMargin, viewportHeight - krowHeightMargin );
|
|
// find row's maximum height and column's max width
|
|
if ( item->croppedWidth() + kcolWidthMargin > colWidth[ cIdx ] )
|
|
colWidth[ cIdx ] = item->croppedWidth() + kcolWidthMargin;
|
|
if ( item->croppedHeight() + krowHeightMargin > rowHeight[ rIdx ] )
|
|
rowHeight[ rIdx ] = item->croppedHeight() + krowHeightMargin;
|
|
// handle the 'centering on first row' stuff
|
|
// update col/row indices
|
|
if ( ++cIdx == nCols )
|
|
{
|
|
cIdx = 0;
|
|
rIdx++;
|
|
}
|
|
}
|
|
|
|
const int pageRowIdx = ( ( centerFirstPage ? nCols - 1 : 0 ) + currentItem->pageNumber() ) / nCols;
|
|
|
|
// 2) compute full size
|
|
for ( int i = 0; i < nCols; i++ )
|
|
fullWidth += colWidth[ i ];
|
|
if ( continuousView )
|
|
{
|
|
for ( int i = 0; i < nRows; i++ )
|
|
fullHeight += rowHeight[ i ];
|
|
}
|
|
else
|
|
fullHeight = rowHeight[ pageRowIdx ];
|
|
|
|
// 3) arrange widgets inside cells (and refine fullHeight if needed)
|
|
int insertX = 0,
|
|
insertY = fullHeight < viewportHeight ? ( viewportHeight - fullHeight ) / 2 : 0;
|
|
const int origInsertY = insertY;
|
|
cIdx = 0;
|
|
rIdx = 0;
|
|
if ( centerFirstPage )
|
|
{
|
|
cIdx += nCols - 1;
|
|
for ( int i = 0; i < cIdx; ++i )
|
|
insertX += colWidth[ i ];
|
|
}
|
|
for ( iIt = d->items.constBegin(); iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * item = *iIt;
|
|
int cWidth = colWidth[ cIdx ],
|
|
rHeight = rowHeight[ rIdx ];
|
|
if ( continuousView || rIdx == pageRowIdx )
|
|
{
|
|
const bool reallyDoCenterFirst = item->pageNumber() == 0 && centerFirstPage;
|
|
const bool reallyDoCenterLast = item->pageNumber() == pageCount - 1 && centerLastPage;
|
|
int actualX = 0;
|
|
if ( reallyDoCenterFirst || reallyDoCenterLast )
|
|
{
|
|
// page is centered across entire viewport
|
|
actualX = (fullWidth - item->croppedWidth()) / 2;
|
|
}
|
|
else if ( facingPages )
|
|
{
|
|
if (Okular::Settings::rtlReadingDirection()){
|
|
// RTL reading mode
|
|
actualX = ( (centerFirstPage && item->pageNumber() % 2 == 0) ||
|
|
(!centerFirstPage && item->pageNumber() % 2 == 1) ) ?
|
|
(fullWidth / 2) - item->croppedWidth() - 1 : (fullWidth / 2) + 1;
|
|
} else {
|
|
// page edges 'touch' the center of the viewport
|
|
actualX = ( (centerFirstPage && item->pageNumber() % 2 == 1) ||
|
|
(!centerFirstPage && item->pageNumber() % 2 == 0) ) ?
|
|
(fullWidth / 2) - item->croppedWidth() - 1 : (fullWidth / 2) + 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// page is centered within its virtual column
|
|
//actualX = insertX + (cWidth - item->croppedWidth()) / 2;
|
|
if (Okular::Settings::rtlReadingDirection()){
|
|
actualX = fullWidth - insertX - cWidth +( (cWidth - item->croppedWidth()) / 2);
|
|
} else {
|
|
actualX = insertX + (cWidth - item->croppedWidth()) / 2;
|
|
}
|
|
}
|
|
item->moveTo( actualX,
|
|
(continuousView ? insertY : origInsertY) + (rHeight - item->croppedHeight()) / 2 );
|
|
item->setVisible( true );
|
|
}
|
|
else
|
|
{
|
|
item->moveTo( 0, 0 );
|
|
item->setVisible( false );
|
|
}
|
|
item->setFormWidgetsVisible( d->m_formsVisible );
|
|
// advance col/row index
|
|
insertX += cWidth;
|
|
if ( ++cIdx == nCols )
|
|
{
|
|
cIdx = 0;
|
|
rIdx++;
|
|
insertX = 0;
|
|
insertY += rHeight;
|
|
}
|
|
#ifdef PAGEVIEW_DEBUG
|
|
kWarning() << "updating size for pageno" << item->pageNumber() << "cropped" << item->croppedGeometry() << "uncropped" << item->uncroppedGeometry();
|
|
#endif
|
|
}
|
|
|
|
delete [] colWidth;
|
|
delete [] rowHeight;
|
|
|
|
// 3) reset dirty state
|
|
d->dirtyLayout = false;
|
|
|
|
// 4) update scrollview's contents size and recenter view
|
|
bool wasUpdatesEnabled = viewport()->updatesEnabled();
|
|
if ( fullWidth != contentAreaWidth() || fullHeight != contentAreaHeight() )
|
|
{
|
|
const Okular::DocumentViewport vp = d->document->viewport();
|
|
// disable updates and resize the viewportContents
|
|
if ( wasUpdatesEnabled )
|
|
viewport()->setUpdatesEnabled( false );
|
|
resizeContentArea( QSize( fullWidth, fullHeight ) );
|
|
// restore previous viewport if defined and updates enabled
|
|
if ( wasUpdatesEnabled )
|
|
{
|
|
if ( vp.pageNumber >= 0 )
|
|
{
|
|
int prevX = horizontalScrollBar()->value(),
|
|
prevY = verticalScrollBar()->value();
|
|
const QRect & geometry = d->items[ vp.pageNumber ]->croppedGeometry();
|
|
double nX = vp.rePos.enabled ? normClamp( vp.rePos.normalizedX, 0.5 ) : 0.5,
|
|
nY = vp.rePos.enabled ? normClamp( vp.rePos.normalizedY, 0.0 ) : 0.0;
|
|
center( geometry.left() + qRound( nX * (double)geometry.width() ),
|
|
geometry.top() + qRound( nY * (double)geometry.height() ) );
|
|
// center() usually moves the viewport, that requests pixmaps too.
|
|
// if that doesn't happen we have to request them by hand
|
|
if ( prevX == horizontalScrollBar()->value() && prevY == verticalScrollBar()->value() )
|
|
slotRequestVisiblePixmaps();
|
|
}
|
|
// or else go to center page
|
|
else
|
|
center( fullWidth / 2, 0 );
|
|
viewport()->setUpdatesEnabled( true );
|
|
}
|
|
}
|
|
|
|
// 5) update the whole viewport if updated enabled
|
|
if ( wasUpdatesEnabled )
|
|
viewport()->update();
|
|
}
|
|
|
|
void PageView::delayedResizeEvent()
|
|
{
|
|
// If we already got here we don't need to execute the timer slot again
|
|
d->delayResizeEventTimer->stop();
|
|
slotRelayoutPages();
|
|
slotRequestVisiblePixmaps();
|
|
}
|
|
|
|
static void slotRequestPreloadPixmap( Okular::DocumentObserver * observer, const PageViewItem * i, const QRect &expandedViewportRect, QLinkedList< Okular::PixmapRequest * > *requestedPixmaps )
|
|
{
|
|
Okular::NormalizedRect preRenderRegion;
|
|
const QRect intersectionRect = expandedViewportRect.intersected( i->croppedGeometry() );
|
|
if ( !intersectionRect.isEmpty() )
|
|
preRenderRegion = Okular::NormalizedRect( intersectionRect.translated( -i->uncroppedGeometry().topLeft() ), i->uncroppedWidth(), i->uncroppedHeight() );
|
|
|
|
// request the pixmap if not already present
|
|
if ( !i->page()->hasPixmap( observer, i->uncroppedWidth(), i->uncroppedHeight(), preRenderRegion ) && i->uncroppedWidth() > 0 )
|
|
{
|
|
Okular::PixmapRequest::PixmapRequestFeatures requestFeatures = Okular::PixmapRequest::Preload;
|
|
requestFeatures |= Okular::PixmapRequest::Asynchronous;
|
|
const bool pageHasTilesManager = i->page()->hasTilesManager( observer );
|
|
if ( pageHasTilesManager && !preRenderRegion.isNull() )
|
|
{
|
|
Okular::PixmapRequest * p = new Okular::PixmapRequest( observer, i->pageNumber(), i->uncroppedWidth(), i->uncroppedHeight(), PAGEVIEW_PRELOAD_PRIO, requestFeatures );
|
|
requestedPixmaps->push_back( p );
|
|
|
|
p->setNormalizedRect( preRenderRegion );
|
|
p->setTile( true );
|
|
}
|
|
else if ( !pageHasTilesManager )
|
|
{
|
|
Okular::PixmapRequest * p = new Okular::PixmapRequest( observer, i->pageNumber(), i->uncroppedWidth(), i->uncroppedHeight(), PAGEVIEW_PRELOAD_PRIO, requestFeatures );
|
|
requestedPixmaps->push_back( p );
|
|
p->setNormalizedRect( preRenderRegion );
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::slotRequestVisiblePixmaps( int newValue )
|
|
{
|
|
// if requests are blocked (because raised by an unwanted event), exit
|
|
if ( d->blockPixmapsRequest || d->viewportMoveActive )
|
|
return;
|
|
|
|
// precalc view limits for intersecting with page coords inside the loop
|
|
const bool isEvent = newValue != -1 && !d->blockViewport;
|
|
const QRect viewportRect( horizontalScrollBar()->value(),
|
|
verticalScrollBar()->value(),
|
|
viewport()->width(), viewport()->height() );
|
|
const QRect viewportRectAtZeroZero( 0, 0, viewport()->width(), viewport()->height() );
|
|
|
|
// some variables used to determine the viewport
|
|
int nearPageNumber = -1;
|
|
const double viewportCenterX = (viewportRect.left() + viewportRect.right()) / 2.0;
|
|
const double viewportCenterY = (viewportRect.top() + viewportRect.bottom()) / 2.0;
|
|
double focusedX = 0.5,
|
|
focusedY = 0.0,
|
|
minDistance = -1.0;
|
|
// Margin (in pixels) around the viewport to preload
|
|
const int pixelsToExpand = 512;
|
|
|
|
// iterate over all items
|
|
d->visibleItems.clear();
|
|
QLinkedList< Okular::PixmapRequest * > requestedPixmaps;
|
|
QVector< Okular::VisiblePageRect * > visibleRects;
|
|
QVector< PageViewItem * >::const_iterator iIt = d->items.constBegin(), iEnd = d->items.constEnd();
|
|
for ( ; iIt != iEnd; ++iIt )
|
|
{
|
|
PageViewItem * i = *iIt;
|
|
foreach( FormWidgetIface *fwi, i->formWidgets() )
|
|
{
|
|
Okular::NormalizedRect r = fwi->rect();
|
|
fwi->moveTo(
|
|
qRound( i->uncroppedGeometry().left() + i->uncroppedWidth() * r.left ) + 1 - viewportRect.left(),
|
|
qRound( i->uncroppedGeometry().top() + i->uncroppedHeight() * r.top ) + 1 - viewportRect.top() );
|
|
}
|
|
Q_FOREACH ( VideoWidget *vw, i->videoWidgets() )
|
|
{
|
|
const Okular::NormalizedRect r = vw->normGeometry();
|
|
vw->move(
|
|
qRound( i->uncroppedGeometry().left() + i->uncroppedWidth() * r.left ) + 1 - viewportRect.left(),
|
|
qRound( i->uncroppedGeometry().top() + i->uncroppedHeight() * r.top ) + 1 - viewportRect.top() );
|
|
|
|
if ( vw->isPlaying() && viewportRectAtZeroZero.intersected( vw->geometry() ).isEmpty() ) {
|
|
vw->stop();
|
|
vw->pageLeft();
|
|
}
|
|
}
|
|
|
|
if ( !i->isVisible() )
|
|
continue;
|
|
#ifdef PAGEVIEW_DEBUG
|
|
kWarning() << "checking page" << i->pageNumber();
|
|
kWarning().nospace() << "viewportRect is " << viewportRect << ", page item is " << i->croppedGeometry() << " intersect : " << viewportRect.intersects( i->croppedGeometry() );
|
|
#endif
|
|
// if the item doesn't intersect the viewport, skip it
|
|
QRect intersectionRect = viewportRect.intersected( i->croppedGeometry() );
|
|
if ( intersectionRect.isEmpty() )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// add the item to the 'visible list'
|
|
d->visibleItems.push_back( i );
|
|
Okular::VisiblePageRect * vItem = new Okular::VisiblePageRect( i->pageNumber(), Okular::NormalizedRect( intersectionRect.translated( -i->uncroppedGeometry().topLeft() ), i->uncroppedWidth(), i->uncroppedHeight() ) );
|
|
visibleRects.push_back( vItem );
|
|
#ifdef PAGEVIEW_DEBUG
|
|
kWarning() << "checking for pixmap for page" << i->pageNumber() << "=" << i->page()->hasPixmap( this, i->uncroppedWidth(), i->uncroppedHeight() );
|
|
kWarning() << "checking for text for page" << i->pageNumber() << "=" << i->page()->hasTextPage();
|
|
#endif
|
|
|
|
Okular::NormalizedRect expandedVisibleRect = vItem->rect;
|
|
if ( i->page()->hasTilesManager( this ) && Okular::Settings::memoryLevel() != Okular::Settings::EnumMemoryLevel::Low )
|
|
{
|
|
double rectMargin = pixelsToExpand/(double)i->uncroppedHeight();
|
|
expandedVisibleRect.left = qMax( 0.0, vItem->rect.left - rectMargin );
|
|
expandedVisibleRect.top = qMax( 0.0, vItem->rect.top - rectMargin );
|
|
expandedVisibleRect.right = qMin( 1.0, vItem->rect.right + rectMargin );
|
|
expandedVisibleRect.bottom = qMin( 1.0, vItem->rect.bottom + rectMargin );
|
|
}
|
|
|
|
// if the item has not the right pixmap, add a request for it
|
|
if ( !i->page()->hasPixmap( this, i->uncroppedWidth(), i->uncroppedHeight(), expandedVisibleRect ) )
|
|
{
|
|
#ifdef PAGEVIEW_DEBUG
|
|
kWarning() << "rerequesting visible pixmaps for page" << i->pageNumber() << "!";
|
|
#endif
|
|
Okular::PixmapRequest * p = new Okular::PixmapRequest( this, i->pageNumber(), i->uncroppedWidth(), i->uncroppedHeight(), PAGEVIEW_PRIO, Okular::PixmapRequest::Asynchronous );
|
|
requestedPixmaps.push_back( p );
|
|
|
|
if ( i->page()->hasTilesManager( this ) )
|
|
{
|
|
p->setNormalizedRect( expandedVisibleRect );
|
|
p->setTile( true );
|
|
}
|
|
else
|
|
p->setNormalizedRect( vItem->rect );
|
|
}
|
|
|
|
// look for the item closest to viewport center and the relative
|
|
// position between the item and the viewport center
|
|
if ( isEvent )
|
|
{
|
|
const QRect & geometry = i->croppedGeometry();
|
|
// compute distance between item center and viewport center (slightly moved left)
|
|
double distance = hypot( (geometry.left() + geometry.right()) / 2 - (viewportCenterX - 4),
|
|
(geometry.top() + geometry.bottom()) / 2 - viewportCenterY );
|
|
if ( distance >= minDistance && nearPageNumber != -1 )
|
|
continue;
|
|
nearPageNumber = i->pageNumber();
|
|
minDistance = distance;
|
|
if ( geometry.height() > 0 && geometry.width() > 0 )
|
|
{
|
|
focusedX = ( viewportCenterX - (double)geometry.left() ) / (double)geometry.width();
|
|
focusedY = ( viewportCenterY - (double)geometry.top() ) / (double)geometry.height();
|
|
}
|
|
}
|
|
}
|
|
|
|
// if preloading is enabled, add the pages before and after in preloading
|
|
if ( !d->visibleItems.isEmpty() &&
|
|
Okular::SettingsCore::memoryLevel() != Okular::SettingsCore::EnumMemoryLevel::Low )
|
|
{
|
|
// as the requests are done in the order as they appear in the list,
|
|
// request first the next page and then the previous
|
|
|
|
int pagesToPreload = viewColumns();
|
|
|
|
// if the greedy option is set, preload all pages
|
|
if (Okular::SettingsCore::memoryLevel() == Okular::SettingsCore::EnumMemoryLevel::Greedy)
|
|
pagesToPreload = d->items.count();
|
|
|
|
const QRect expandedViewportRect = viewportRect.adjusted( 0, -pixelsToExpand, 0, pixelsToExpand );
|
|
|
|
for( int j = 1; j <= pagesToPreload; j++ )
|
|
{
|
|
// add the page after the 'visible series' in preload
|
|
const int tailRequest = d->visibleItems.last()->pageNumber() + j;
|
|
if ( tailRequest < (int)d->items.count() )
|
|
{
|
|
slotRequestPreloadPixmap( this, d->items[ tailRequest ], expandedViewportRect, &requestedPixmaps );
|
|
}
|
|
|
|
// add the page before the 'visible series' in preload
|
|
const int headRequest = d->visibleItems.first()->pageNumber() - j;
|
|
if ( headRequest >= 0 )
|
|
{
|
|
slotRequestPreloadPixmap( this, d->items[ headRequest ], expandedViewportRect, &requestedPixmaps );
|
|
}
|
|
|
|
// stop if we've already reached both ends of the document
|
|
if ( headRequest < 0 && tailRequest >= (int)d->items.count() )
|
|
break;
|
|
}
|
|
}
|
|
|
|
// send requests to the document
|
|
if ( !requestedPixmaps.isEmpty() )
|
|
{
|
|
d->document->requestPixmaps( requestedPixmaps );
|
|
}
|
|
// if this functions was invoked by viewport events, send update to document
|
|
if ( isEvent && nearPageNumber != -1 )
|
|
{
|
|
// determine the document viewport
|
|
Okular::DocumentViewport newViewport( nearPageNumber );
|
|
newViewport.rePos.enabled = true;
|
|
newViewport.rePos.normalizedX = focusedX;
|
|
newViewport.rePos.normalizedY = focusedY;
|
|
// set the viewport to other observers
|
|
d->document->setViewport( newViewport , this );
|
|
}
|
|
d->document->setVisiblePageRects( visibleRects, this );
|
|
}
|
|
|
|
void PageView::slotMoveViewport()
|
|
{
|
|
// converge to viewportMoveDest in 1 second
|
|
int diffTime = d->viewportMoveTime.elapsed();
|
|
if ( diffTime >= 667 || !d->viewportMoveActive )
|
|
{
|
|
center( d->viewportMoveDest.x(), d->viewportMoveDest.y() );
|
|
d->viewportMoveTimer->stop();
|
|
d->viewportMoveActive = false;
|
|
slotRequestVisiblePixmaps();
|
|
verticalScrollBar()->setEnabled( true );
|
|
horizontalScrollBar()->setEnabled( true );
|
|
return;
|
|
}
|
|
|
|
// move the viewport smoothly (kmplot: p(x)=1+0.47*(x-1)^3-0.25*(x-1)^4)
|
|
float convergeSpeed = (float)diffTime / 667.0,
|
|
x = ((float)viewport()->width() / 2.0) + horizontalScrollBar()->value(),
|
|
y = ((float)viewport()->height() / 2.0) + verticalScrollBar()->value(),
|
|
diffX = (float)d->viewportMoveDest.x() - x,
|
|
diffY = (float)d->viewportMoveDest.y() - y;
|
|
convergeSpeed *= convergeSpeed * (1.4 - convergeSpeed);
|
|
center( (int)(x + diffX * convergeSpeed),
|
|
(int)(y + diffY * convergeSpeed ) );
|
|
}
|
|
|
|
void PageView::slotAutoScroll()
|
|
{
|
|
// the first time create the timer
|
|
if ( !d->autoScrollTimer )
|
|
{
|
|
d->autoScrollTimer = new QTimer( this );
|
|
d->autoScrollTimer->setSingleShot( true );
|
|
connect( d->autoScrollTimer, &QTimer::timeout, this, &PageView::slotAutoScroll );
|
|
}
|
|
|
|
// if scrollIncrement is zero, stop the timer
|
|
if ( !d->scrollIncrement )
|
|
{
|
|
d->autoScrollTimer->stop();
|
|
return;
|
|
}
|
|
|
|
// compute delay between timer ticks and scroll amount per tick
|
|
int index = abs( d->scrollIncrement ) - 1; // 0..9
|
|
const int scrollDelay[10] = { 200, 100, 50, 30, 20, 30, 25, 20, 30, 20 };
|
|
const int scrollOffset[10] = { 1, 1, 1, 1, 1, 2, 2, 2, 4, 4 };
|
|
d->autoScrollTimer->start( scrollDelay[ index ] );
|
|
int delta = d->scrollIncrement > 0 ? scrollOffset[ index ] : -scrollOffset[ index ];
|
|
verticalScrollBar()->setValue(verticalScrollBar()->value() + delta);
|
|
}
|
|
|
|
void PageView::slotDragScroll()
|
|
{
|
|
scrollTo( horizontalScrollBar()->value() + d->dragScrollVector.x(), verticalScrollBar()->value() + d->dragScrollVector.y() );
|
|
QPoint p = contentAreaPosition() + viewport()->mapFromGlobal( QCursor::pos() );
|
|
updateSelection( p );
|
|
}
|
|
|
|
void PageView::slotShowWelcome()
|
|
{
|
|
// show initial welcome text
|
|
d->messageWindow->display( i18n( "Welcome" ), QString(), PageViewMessage::Info, 2000 );
|
|
}
|
|
|
|
void PageView::slotShowSizeAllCursor()
|
|
{
|
|
setCursor( Qt::SizeAllCursor );
|
|
}
|
|
|
|
void PageView::slotHandleWebShortcutAction()
|
|
{
|
|
QAction *action = qobject_cast<QAction*>( sender() );
|
|
|
|
if (action) {
|
|
KUriFilterData filterData( action->data().toString() );
|
|
|
|
if ( KUriFilter::self()->filterSearchUri( filterData, KUriFilter::WebShortcutFilter ) ) {
|
|
QDesktopServices::openUrl( filterData.uri() );
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::slotConfigureWebShortcuts()
|
|
{
|
|
KToolInvocation::kdeinitExec( QStringLiteral("kcmshell5"), QStringList() << QStringLiteral("webshortcuts") );
|
|
}
|
|
|
|
void PageView::slotZoom()
|
|
{
|
|
if ( !d->aZoom->selectableActionGroup()->isEnabled() )
|
|
return;
|
|
|
|
setFocus();
|
|
updateZoom( ZoomFixed );
|
|
}
|
|
|
|
void PageView::slotZoomIn()
|
|
{
|
|
updateZoom( ZoomIn );
|
|
}
|
|
|
|
void PageView::slotZoomOut()
|
|
{
|
|
updateZoom( ZoomOut );
|
|
}
|
|
|
|
void PageView::slotFitToWidthToggled( bool on )
|
|
{
|
|
if ( on ) updateZoom( ZoomFitWidth );
|
|
}
|
|
|
|
void PageView::slotFitToPageToggled( bool on )
|
|
{
|
|
if ( on ) updateZoom( ZoomFitPage );
|
|
}
|
|
|
|
void PageView::slotAutoFitToggled( bool on )
|
|
{
|
|
if ( on ) updateZoom( ZoomFitAuto );
|
|
}
|
|
|
|
void PageView::slotViewMode( QAction *action )
|
|
{
|
|
const int nr = action->data().toInt();
|
|
if ( (int)Okular::Settings::viewMode() != nr )
|
|
{
|
|
Okular::Settings::setViewMode( nr );
|
|
Okular::Settings::self()->save();
|
|
if ( d->document->pages() > 0 )
|
|
slotRelayoutPages();
|
|
}
|
|
}
|
|
|
|
void PageView::slotContinuousToggled( bool on )
|
|
{
|
|
if ( Okular::Settings::viewContinuous() != on )
|
|
{
|
|
Okular::Settings::setViewContinuous( on );
|
|
Okular::Settings::self()->save();
|
|
if ( d->document->pages() > 0 )
|
|
slotRelayoutPages();
|
|
}
|
|
}
|
|
|
|
void PageView::slotSetMouseNormal()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::Browse;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
// hide the messageWindow
|
|
d->messageWindow->hide();
|
|
// reshow the annotator toolbar if hiding was forced (and if it is not already visible)
|
|
if ( d->annotator && d->annotator->hidingWasForced() && d->aToggleAnnotator && !d->aToggleAnnotator->isChecked() )
|
|
d->aToggleAnnotator->trigger();
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotSetMouseZoom()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::Zoom;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
// change the text in messageWindow (and show it if hidden)
|
|
d->messageWindow->display( i18n( "Select zooming area. Right-click to zoom out." ), QString(), PageViewMessage::Info, -1 );
|
|
// force hiding of annotator toolbar
|
|
if ( d->aToggleAnnotator && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
d->annotator->setHidingForced( true );
|
|
}
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotSetMouseMagnifier()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::Magnifier;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
d->messageWindow->display( i18n( "Click to see the magnified view." ), QString() );
|
|
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotSetMouseSelect()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::RectSelect;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
// change the text in messageWindow (and show it if hidden)
|
|
d->messageWindow->display( i18n( "Draw a rectangle around the text/graphics to copy." ), QString(), PageViewMessage::Info, -1 );
|
|
// force hiding of annotator toolbar
|
|
if ( d->aToggleAnnotator && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
d->annotator->setHidingForced( true );
|
|
}
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotSetMouseTextSelect()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::TextSelect;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
// change the text in messageWindow (and show it if hidden)
|
|
d->messageWindow->display( i18n( "Select text" ), QString(), PageViewMessage::Info, -1 );
|
|
// force hiding of annotator toolbar
|
|
if ( d->aToggleAnnotator && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
d->annotator->setHidingForced( true );
|
|
}
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotSetMouseTableSelect()
|
|
{
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::TableSelect;
|
|
Okular::Settings::setMouseMode( d->mouseMode );
|
|
// change the text in messageWindow (and show it if hidden)
|
|
d->messageWindow->display( i18n(
|
|
"Draw a rectangle around the table, then click near edges to divide up; press Esc to clear."
|
|
), QString(), PageViewMessage::Info, -1 );
|
|
// force hiding of annotator toolbar
|
|
if ( d->aToggleAnnotator && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
d->annotator->setHidingForced( true );
|
|
}
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
void PageView::slotToggleAnnotator( bool on )
|
|
{
|
|
// the 'inHere' trick is needed as the slotSetMouseZoom() calls this
|
|
static bool inHere = false;
|
|
if ( inHere )
|
|
return;
|
|
inHere = true;
|
|
|
|
// the annotator can be used in normal mouse mode only, so if asked for it,
|
|
// switch to normal mode
|
|
if ( on && d->mouseMode != Okular::Settings::EnumMouseMode::Browse )
|
|
d->aMouseNormal->trigger();
|
|
|
|
// ask for Author's name if not already set
|
|
if ( Okular::Settings::identityAuthor().isEmpty() )
|
|
{
|
|
// get default username from the kdelibs/kdecore/KUser
|
|
KUser currentUser;
|
|
QString userName = currentUser.property( KUser::FullName ).toString();
|
|
// ask the user for confirmation/change
|
|
if ( userName.isEmpty() )
|
|
{
|
|
bool ok = false;
|
|
userName = QInputDialog::getText(0,
|
|
i18n( "Annotations author" ),
|
|
i18n( "Please insert your name or initials:" ),
|
|
QLineEdit::Normal,
|
|
QString(),
|
|
&ok );
|
|
|
|
if ( !ok )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
inHere = false;
|
|
return;
|
|
}
|
|
}
|
|
// save the name
|
|
Okular::Settings::setIdentityAuthor( userName );
|
|
Okular::Settings::self()->save();
|
|
}
|
|
|
|
// create the annotator object if not present
|
|
if ( !d->annotator )
|
|
{
|
|
d->annotator = new PageViewAnnotator( this, d->document );
|
|
bool allowTools = d->document->pages() > 0 && d->document->isAllowed( Okular::AllowNotes );
|
|
d->annotator->setToolsEnabled( allowTools );
|
|
d->annotator->setTextToolsEnabled( allowTools && d->document->supportsSearching() );
|
|
}
|
|
|
|
// initialize/reset annotator (and show/hide toolbar)
|
|
d->annotator->setEnabled( on );
|
|
d->annotator->setHidingForced( false );
|
|
|
|
inHere = false;
|
|
}
|
|
|
|
void PageView::slotAutoScrollUp()
|
|
{
|
|
if ( d->scrollIncrement < -9 )
|
|
return;
|
|
d->scrollIncrement--;
|
|
slotAutoScroll();
|
|
setFocus();
|
|
}
|
|
|
|
void PageView::slotAutoScrollDown()
|
|
{
|
|
if ( d->scrollIncrement > 9 )
|
|
return;
|
|
d->scrollIncrement++;
|
|
slotAutoScroll();
|
|
setFocus();
|
|
}
|
|
|
|
void PageView::slotScrollUp( bool singleStep )
|
|
{
|
|
// if in single page mode and at the top of the screen, go to \ page
|
|
if ( Okular::Settings::viewContinuous() || verticalScrollBar()->value() > verticalScrollBar()->minimum() )
|
|
{
|
|
if ( singleStep )
|
|
verticalScrollBar()->triggerAction( QScrollBar::SliderSingleStepSub );
|
|
else
|
|
verticalScrollBar()->triggerAction( QScrollBar::SliderPageStepSub );
|
|
}
|
|
else if ( d->document->currentPage() > 0 )
|
|
{
|
|
// more optimized than document->setPrevPage and then move view to bottom
|
|
Okular::DocumentViewport newViewport = d->document->viewport();
|
|
newViewport.pageNumber -= viewColumns();
|
|
if ( newViewport.pageNumber < 0 )
|
|
newViewport.pageNumber = 0;
|
|
newViewport.rePos.enabled = true;
|
|
newViewport.rePos.normalizedY = 1.0;
|
|
d->document->setViewport( newViewport );
|
|
}
|
|
}
|
|
|
|
void PageView::slotScrollDown( bool singleStep )
|
|
{
|
|
// if in single page mode and at the bottom of the screen, go to next page
|
|
if ( Okular::Settings::viewContinuous() || verticalScrollBar()->value() < verticalScrollBar()->maximum() )
|
|
{
|
|
if ( singleStep )
|
|
verticalScrollBar()->triggerAction( QScrollBar::SliderSingleStepAdd );
|
|
else
|
|
verticalScrollBar()->triggerAction( QScrollBar::SliderPageStepAdd );
|
|
}
|
|
else if ( (int)d->document->currentPage() < d->items.count() - 1 )
|
|
{
|
|
// more optimized than document->setNextPage and then move view to top
|
|
Okular::DocumentViewport newViewport = d->document->viewport();
|
|
newViewport.pageNumber += viewColumns();
|
|
if ( newViewport.pageNumber >= (int)d->items.count() )
|
|
newViewport.pageNumber = d->items.count() - 1;
|
|
newViewport.rePos.enabled = true;
|
|
newViewport.rePos.normalizedY = 0.0;
|
|
d->document->setViewport( newViewport );
|
|
}
|
|
}
|
|
|
|
void PageView::slotRotateClockwise()
|
|
{
|
|
int id = ( (int)d->document->rotation() + 1 ) % 4;
|
|
d->document->setRotation( id );
|
|
}
|
|
|
|
void PageView::slotRotateCounterClockwise()
|
|
{
|
|
int id = ( (int)d->document->rotation() + 3 ) % 4;
|
|
d->document->setRotation( id );
|
|
}
|
|
|
|
void PageView::slotRotateOriginal()
|
|
{
|
|
d->document->setRotation( 0 );
|
|
}
|
|
|
|
void PageView::slotPageSizes( int newsize )
|
|
{
|
|
if ( newsize < 0 || newsize >= d->document->pageSizes().count() )
|
|
return;
|
|
|
|
d->document->setPageSize( d->document->pageSizes().at( newsize ) );
|
|
}
|
|
|
|
// Enforce mutual-exclusion between trim modes
|
|
// Each mode is uniquely identified by a single value
|
|
// From Okular::Settings::EnumTrimMode
|
|
void PageView::updateTrimMode( int except_id ) {
|
|
const QList<QAction *> trimModeActions = d->aTrimMode->menu()->actions();
|
|
foreach(QAction *trimModeAction, trimModeActions)
|
|
{
|
|
if (trimModeAction->data().toInt() != except_id)
|
|
trimModeAction->setChecked( false );
|
|
}
|
|
}
|
|
|
|
void PageView::slotTrimMarginsToggled( bool on )
|
|
{
|
|
if (on) { // Turn off any other Trim modes
|
|
updateTrimMode(d->aTrimMargins->data().toInt());
|
|
}
|
|
|
|
if ( Okular::Settings::trimMargins() != on )
|
|
{
|
|
Okular::Settings::setTrimMargins( on );
|
|
Okular::Settings::self()->save();
|
|
if ( d->document->pages() > 0 )
|
|
{
|
|
slotRelayoutPages();
|
|
slotRequestVisiblePixmaps(); // TODO: slotRelayoutPages() may have done this already!
|
|
}
|
|
}
|
|
}
|
|
|
|
void PageView::slotTrimToSelectionToggled( bool on )
|
|
{
|
|
if ( on ) { // Turn off any other Trim modes
|
|
updateTrimMode(d->aTrimToSelection->data().toInt());
|
|
|
|
d->mouseMode = Okular::Settings::EnumMouseMode::TrimSelect;
|
|
// change the text in messageWindow (and show it if hidden)
|
|
d->messageWindow->display( i18n( "Draw a rectangle around the page area you wish to keep visible" ), QString(), PageViewMessage::Info, -1 );
|
|
// force hiding of annotator toolbar
|
|
if ( d->aToggleAnnotator && d->aToggleAnnotator->isChecked() )
|
|
{
|
|
d->aToggleAnnotator->trigger();
|
|
d->annotator->setHidingForced( true );
|
|
}
|
|
// force an update of the cursor
|
|
updateCursor();
|
|
} else {
|
|
|
|
// toggled off while making selection
|
|
if ( Okular::Settings::EnumMouseMode::TrimSelect == d->mouseMode ) {
|
|
// clear widget selection and invalidate rect
|
|
selectionClear();
|
|
|
|
// When Trim selection bbox interaction is over, we should switch to another mousemode.
|
|
if ( d->aPrevAction )
|
|
{
|
|
d->aPrevAction->trigger();
|
|
d->aPrevAction = 0;
|
|
} else {
|
|
d->aMouseNormal->trigger();
|
|
}
|
|
}
|
|
|
|
d->trimBoundingBox = Okular::NormalizedRect(); // invalidate box
|
|
if ( d->document->pages() > 0 )
|
|
{
|
|
slotRelayoutPages();
|
|
slotRequestVisiblePixmaps(); // TODO: slotRelayoutPages() may have done this already!
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void PageView::slotToggleForms()
|
|
{
|
|
toggleFormWidgets( !d->m_formsVisible );
|
|
}
|
|
|
|
void PageView::slotFormChanged( int pageNumber )
|
|
{
|
|
if ( !d->refreshTimer )
|
|
{
|
|
d->refreshTimer = new QTimer( this );
|
|
d->refreshTimer->setSingleShot( true );
|
|
connect( d->refreshTimer, &QTimer::timeout,
|
|
this, &PageView::slotRefreshPage );
|
|
}
|
|
d->refreshPages << pageNumber;
|
|
int delay = 0;
|
|
if ( d->m_formsVisible )
|
|
{
|
|
delay = 1000;
|
|
}
|
|
d->refreshTimer->start( delay );
|
|
}
|
|
|
|
void PageView::slotRefreshPage()
|
|
{
|
|
foreach(int req, d->refreshPages)
|
|
{
|
|
QMetaObject::invokeMethod( d->document, "refreshPixmaps", Qt::QueuedConnection,
|
|
Q_ARG( int, req ) );
|
|
}
|
|
d->refreshPages.clear();
|
|
}
|
|
|
|
#ifdef HAVE_SPEECH
|
|
void PageView::slotSpeakDocument()
|
|
{
|
|
QString text;
|
|
QVector< PageViewItem * >::const_iterator it = d->items.constBegin(), itEnd = d->items.constEnd();
|
|
for ( ; it < itEnd; ++it )
|
|
{
|
|
Okular::RegularAreaRect * area = textSelectionForItem( *it );
|
|
text.append( (*it)->page()->text( area ) );
|
|
text.append( '\n' );
|
|
delete area;
|
|
}
|
|
|
|
d->tts()->say( text );
|
|
}
|
|
|
|
void PageView::slotSpeakCurrentPage()
|
|
{
|
|
const int currentPage = d->document->viewport().pageNumber;
|
|
|
|
PageViewItem *item = d->items.at( currentPage );
|
|
Okular::RegularAreaRect * area = textSelectionForItem( item );
|
|
const QString text = item->page()->text( area );
|
|
delete area;
|
|
|
|
d->tts()->say( text );
|
|
}
|
|
|
|
void PageView::slotStopSpeaks()
|
|
{
|
|
if ( !d->m_tts )
|
|
return;
|
|
|
|
d->m_tts->stopAllSpeechs();
|
|
}
|
|
#endif
|
|
|
|
void PageView::slotAction( Okular::Action *action )
|
|
{
|
|
d->document->processAction( action );
|
|
}
|
|
|
|
void PageView::externalKeyPressEvent( QKeyEvent *e )
|
|
{
|
|
keyPressEvent( e );
|
|
}
|
|
|
|
void PageView::slotProcessMovieAction( const Okular::MovieAction *action )
|
|
{
|
|
const Okular::MovieAnnotation *movieAnnotation = action->annotation();
|
|
if ( !movieAnnotation )
|
|
return;
|
|
|
|
Okular::Movie *movie = movieAnnotation->movie();
|
|
if ( !movie )
|
|
return;
|
|
|
|
const int currentPage = d->document->viewport().pageNumber;
|
|
|
|
PageViewItem *item = d->items.at( currentPage );
|
|
if ( !item )
|
|
return;
|
|
|
|
VideoWidget *vw = item->videoWidgets().value( movie );
|
|
if ( !vw )
|
|
return;
|
|
|
|
vw->show();
|
|
|
|
switch ( action->operation() )
|
|
{
|
|
case Okular::MovieAction::Play:
|
|
vw->stop();
|
|
vw->play();
|
|
break;
|
|
case Okular::MovieAction::Stop:
|
|
vw->stop();
|
|
break;
|
|
case Okular::MovieAction::Pause:
|
|
vw->pause();
|
|
break;
|
|
case Okular::MovieAction::Resume:
|
|
vw->play();
|
|
break;
|
|
};
|
|
}
|
|
|
|
void PageView::slotProcessRenditionAction( const Okular::RenditionAction *action )
|
|
{
|
|
Okular::Movie *movie = action->movie();
|
|
if ( !movie )
|
|
return;
|
|
|
|
const int currentPage = d->document->viewport().pageNumber;
|
|
|
|
PageViewItem *item = d->items.at( currentPage );
|
|
if ( !item )
|
|
return;
|
|
|
|
VideoWidget *vw = item->videoWidgets().value( movie );
|
|
if ( !vw )
|
|
return;
|
|
|
|
if ( action->operation() == Okular::RenditionAction::None )
|
|
return;
|
|
|
|
vw->show();
|
|
|
|
switch ( action->operation() )
|
|
{
|
|
case Okular::RenditionAction::Play:
|
|
vw->stop();
|
|
vw->play();
|
|
break;
|
|
case Okular::RenditionAction::Stop:
|
|
vw->stop();
|
|
break;
|
|
case Okular::RenditionAction::Pause:
|
|
vw->pause();
|
|
break;
|
|
case Okular::RenditionAction::Resume:
|
|
vw->play();
|
|
break;
|
|
default:
|
|
return;
|
|
};
|
|
}
|
|
|
|
void PageView::slotToggleChangeColors()
|
|
{
|
|
Okular::SettingsCore::setChangeColors( !Okular::SettingsCore::changeColors() );
|
|
Okular::Settings::self()->save();
|
|
viewport()->update();
|
|
}
|
|
|
|
void PageView::slotFitWindowToPage()
|
|
{
|
|
PageViewItem currentPageItem = NULL;
|
|
QSize viewportSize = viewport()->size();
|
|
foreach ( const PageViewItem * pageItem, d->items )
|
|
{
|
|
if ( pageItem->isVisible() )
|
|
{
|
|
currentPageItem = *pageItem;
|
|
break;
|
|
}
|
|
}
|
|
const QSize pageSize = QSize( currentPageItem.uncroppedWidth() + kcolWidthMargin, currentPageItem.uncroppedHeight() + krowHeightMargin );
|
|
if ( verticalScrollBar()->isVisible() )
|
|
viewportSize.setWidth( viewportSize.width() + verticalScrollBar()->width() );
|
|
if ( horizontalScrollBar()->isVisible() )
|
|
viewportSize.setHeight( viewportSize.height() + horizontalScrollBar()->height() );
|
|
emit fitWindowToPage( viewportSize, pageSize );
|
|
}
|
|
|
|
//END private SLOTS
|
|
|
|
#include "moc_pageview.cpp"
|
|
|
|
/* kate: replace-tabs on; indent-width 4; */
|