mirror of
https://invent.kde.org/graphics/okular
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![Albert Astals Cid](/assets/img/avatar_default.png)
Patch by Raffaele Mancuso cleaned up by me This will be in KDE 4.7.0 This fixes the original report of bug 161020 so i'm closing it If there were any other different wish report in that bug, do the proper thing an open a new one BUGS: 161020 svn path=/trunk/KDE/kdegraphics/okular/; revision=1218185
241 lines
6.8 KiB
C++
241 lines
6.8 KiB
C++
/***************************************************************************
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* Copyright (C) 2004-2005 by Enrico Ros <eros.kde@email.it> *
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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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#ifndef _PAGEVIEW_UTILS_H_
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#define _PAGEVIEW_UTILS_H_
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#include <qwidget.h>
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#include <qpixmap.h>
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#include <qrect.h>
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#include <qhash.h>
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#include <qtoolbutton.h>
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#include <KIcon>
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#include "core/area.h"
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class QAction;
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class QLabel;
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class QTimer;
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class FormWidgetIface;
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class VideoWidget;
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namespace Okular {
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class Movie;
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class Page;
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}
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/**
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* @short PageViewItem represents graphically a page into the PageView.
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*
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* It has methods for settings Item's geometry and other visual properties such
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* as the individual zoom factor.
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*/
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class PageViewItem
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{
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public:
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PageViewItem( const Okular::Page * page );
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~PageViewItem();
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const Okular::Page * page() const;
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int pageNumber() const;
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double zoomFactor() const;
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bool isVisible() const;
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QHash<int, FormWidgetIface*>& formWidgets();
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QHash< Okular::Movie *, VideoWidget * >& videoWidgets();
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/* The page is cropped as follows: */
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const Okular::NormalizedRect & crop() const;
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/* Real geometry into which the cropped page is rendered: */
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const QRect& croppedGeometry() const;
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int croppedWidth() const;
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int croppedHeight() const;
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/* "Uncropped" geometry:
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* If the whole page was rendered into the uncropped geometry then the
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* cropped page would be rendered into the real geometry.
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* (Hence, uncropped always contains cropped, and they are equal only if
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* the page is uncropped.) This is just for convenience in calculations.
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*/
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const QRect& uncroppedGeometry() const;
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int uncroppedWidth() const;
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int uncroppedHeight() const;
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/* Convert absolute geometry coordinates to normalized [0,1] page coordinates: */
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double absToPageX(double absX) const;
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double absToPageY(double absY) const;
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void setWHZC( int w, int h, double zoom, const Okular::NormalizedRect & c );
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void moveTo( int x, int y );
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void setVisible( bool visible );
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void invalidate();
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bool setFormWidgetsVisible( bool visible );
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private:
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const Okular::Page * m_page;
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double m_zoomFactor;
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bool m_visible;
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bool m_formsVisible;
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QRect m_croppedGeometry;
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QRect m_uncroppedGeometry;
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Okular::NormalizedRect m_crop;
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QHash<int, FormWidgetIface*> m_formWidgets;
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QHash< Okular::Movie *, VideoWidget * > m_videoWidgets;
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};
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/**
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* @short A widget that displays messages in the top-left corner.
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*
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* This is a widget with thin border and rounded corners that displays a given
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* text along as an icon. It's meant to be used for displaying messages to the
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* user by placing this above other widgets.
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*/
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class PageViewMessage : public QWidget
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{
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public:
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PageViewMessage( QWidget * parent );
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enum Icon { None, Info, Warning, Error, Find, Annotation };
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void display( const QString & message, const QString & details = QString(), Icon icon = Info, int durationMs = 4000 );
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protected:
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void paintEvent( QPaintEvent * e );
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void mousePressEvent( QMouseEvent * e );
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private:
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QString m_message;
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QString m_details;
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QPixmap m_symbol;
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QTimer * m_timer;
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int m_lineSpacing;
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};
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/**
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* @short A widget that displays messages in the top part of the page view.
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*
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* ...
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*/
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class PageViewTopMessage : public QWidget
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{
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Q_OBJECT
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public:
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PageViewTopMessage( QWidget * parent );
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void setup( const QString & message, const KIcon& icon = KIcon() );
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void setIconSize( int size );
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void setActionButton( QAction * action );
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signals:
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void action();
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private:
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QLabel * m_label;
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QLabel * m_icon;
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QToolButton * m_button;
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};
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struct AnnotationToolItem
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{
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AnnotationToolItem()
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: id( -1 ), isText( false )
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{
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}
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int id;
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QString text;
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QString pixmap;
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QString shortcut;
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bool isText;
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};
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class ToolBarButton : public QToolButton
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{
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Q_OBJECT
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public:
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static const int iconSize = 32;
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static const int buttonSize = 40;
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ToolBarButton( QWidget * parent, const AnnotationToolItem &item );
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int buttonID() const { return m_id; }
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bool isText() const { return m_isText; }
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signals:
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void buttonDoubleClicked( int buttonID );
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protected:
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void mouseDoubleClickEvent( QMouseEvent * event );
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private:
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int m_id;
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bool m_isText;
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};
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/**
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* @short A widget containing exclusive buttons, that slides in from a side.
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*
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* This is a shaped widget that slides in from a side of the 'anchor widget'
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* it's attached to. It can be dragged and docked on {left,top,right,bottom}
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* sides and contains toggable exclusive buttons.
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* When a 'tool' of this 'toolBar' is selected, a signal is emitted.
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*/
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class PageViewToolBar : public QWidget
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{
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Q_OBJECT
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public:
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PageViewToolBar( QWidget * parent, QWidget * anchorWidget );
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~PageViewToolBar();
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// animated widget controls
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enum Side { Left = 0, Top = 1, Right = 2, Bottom = 3 };
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void setItems( const QLinkedList<AnnotationToolItem> &items );
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void setSide( Side side );
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void showAndAnimate();
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void hideAndDestroy();
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void selectButton( int id );
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void setToolsEnabled( bool on );
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void setTextToolsEnabled( bool on );
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// query properties
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signals:
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// the tool 'toolID' has been selected
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void toolSelected( int toolID );
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// orientation has been changed
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void orientationChanged( int side );
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// a tool button of this toolbar has been double clicked
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void buttonDoubleClicked( int buttonID );
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protected:
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// handle widget events { anchor_resize, paint, animation, drag }
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bool eventFilter( QObject * o, QEvent * e );
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void paintEvent( QPaintEvent * );
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void mousePressEvent( QMouseEvent * e );
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void mouseMoveEvent( QMouseEvent * e );
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void mouseReleaseEvent( QMouseEvent * e );
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private:
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// private variables
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friend class ToolBarPrivate;
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class ToolBarPrivate * d;
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private slots:
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void slotAnimate();
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void slotButtonClicked();
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};
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#endif
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