office/okular
office/okular
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Make the page view a View, able to get and set the zoom level, and register it in the document.

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svn path=/trunk/KDE/kdegraphics/okular/; revision=801660
This commit is contained in:
Pino Toscano 2008-04-27 11:17:05 +00:00
parent 5851ddf6a8
commit 76531028ba
3 changed files with 61 additions and 1 deletions
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1
part.cpp
View file

@ -276,6 +276,7 @@ m_cliPresentation(false), m_generatorGuiClient(0)
m_document->addObserver( this );
m_document->addObserver( m_thumbnailList );
m_document->addObserver( m_pageView );
m_document->registerView( m_pageView );
m_document->addObserver( m_toc );
m_document->addObserver( m_miniBar );
#ifdef OKULAR_ENABLE_MINIBAR

52
ui/pageview.cpp
View file

@ -286,6 +286,7 @@ private:
*/
PageView::PageView( QWidget *parent, Okular::Document *document )
: QScrollArea( parent )
, Okular::View( QString::fromLatin1( "PageView" ) )
{
// create and initialize private storage structure
d = new PageViewPrivate( this );
@ -1002,6 +1003,57 @@ bool PageView::canUnloadPixmap( int pageNumber ) const
}
//END DocumentObserver inherited methods
//BEGIN View inherited methods
bool PageView::supportsCapability( ViewCapability capability ) const
{
switch ( capability )
{
case Zoom:
return true;
}
return false;
}
Okular::View::CapabilityFlags PageView::capabilityFlags( ViewCapability capability ) const
{
switch ( capability )
{
case Zoom:
return CapabilityRead | CapabilityWrite;
}
return 0;
}
QVariant PageView::capability( ViewCapability capability ) const
{
switch ( capability )
{
case Zoom:
return d->zoomFactor;
}
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;
}
}
}
//END View inherited methods
//BEGIN widget events
void PageView::contentsPaintEvent(QPaintEvent *pe)
{

9
ui/pageview.h
View file

@ -25,6 +25,7 @@
#include "ui/pageviewutils.h"
#include "core/area.h"
#include "core/observer.h"
#include "core/view.h"
class KAction;
class KActionCollection;
@ -45,7 +46,7 @@ class PageViewWidget;
* @short display of course :-)
* ...
*/
class PageView : public QScrollArea, public Okular::DocumentObserver
class PageView : public QScrollArea, public Okular::DocumentObserver, public Okular::View
{
Q_OBJECT
@ -79,6 +80,12 @@ Q_OBJECT
void notifyZoom(int factor);
bool canUnloadPixmap( int pageNum ) const;
// inherited from View
bool supportsCapability( ViewCapability capability ) const;
CapabilityFlags capabilityFlags( ViewCapability capability ) const;
QVariant capability( ViewCapability capability ) const;
void setCapability( ViewCapability capability, const QVariant &option );
QList< Okular::RegularAreaRect * > textSelections( const QPoint& start, const QPoint& end, int& firstpage );
Okular::RegularAreaRect * textSelectionForItem( PageViewItem * item, const QPoint & startPoint = QPoint(), const QPoint & endPoint = QPoint() );