You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
103 lines
2.8 KiB
103 lines
2.8 KiB
/* This file is part of the KDE project
|
|
Copyright (C) 2001, 2002, 2003 The Karbon Developers
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public License
|
|
along with this library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __VCANVAS_H__
|
|
#define __VCANVAS_H__
|
|
|
|
|
|
#include <tqscrollview.h>
|
|
#include <koffice_export.h>
|
|
class KarbonPart;
|
|
class KarbonView;
|
|
class KoRect;
|
|
class KoPoint;
|
|
class VPainter;
|
|
|
|
// The canvas is a TQScrollView.
|
|
|
|
class KARBONCOMMON_EXPORT VCanvas : public TQScrollView
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
VCanvas( TQWidget *parent, KarbonView* view, KarbonPart* part );
|
|
virtual ~VCanvas();
|
|
|
|
void repaintAll( const KoRect & );
|
|
void repaintAll( bool drawVObjects = true );
|
|
|
|
TQPixmap *pixmap() { return m_pixmap; }
|
|
|
|
/**
|
|
* Sets mouse position to point p.
|
|
*/
|
|
void setPos( const KoPoint& p );
|
|
|
|
KoPoint toViewport( const KoPoint & ) const;
|
|
KoPoint toContents( const KoPoint & ) const;
|
|
KoRect boundingBox() const;
|
|
|
|
/**
|
|
* Adjusts the viewport top-left position. This doesn't change the zoom level.
|
|
* Note that centerX and centerY is a value between 0.0 and 1.0, indicating a
|
|
* percentage of the total width/height. Thus centerX/centerY indicates the
|
|
* center of the viewport.
|
|
*/
|
|
void setViewport( double centerX, double centerY );
|
|
|
|
/**
|
|
* Sets the canvas viewport rectangle to rect. The zoom level is adjusted for this, if
|
|
* needed.
|
|
*/
|
|
void setViewportRect( const KoRect &rect );
|
|
|
|
int pageOffsetX() const;
|
|
int pageOffsetY() const;
|
|
|
|
KoPoint snapToGrid( const KoPoint & );
|
|
|
|
protected:
|
|
virtual void dragEnterEvent( TQDragEnterEvent * );
|
|
virtual void dropEvent( TQDropEvent * );
|
|
virtual void focusInEvent( TQFocusEvent * );
|
|
virtual void viewportPaintEvent( TQPaintEvent* );
|
|
virtual void drawContents( TQPainter* painter, int clipx, int clipy,
|
|
int clipw, int cliph );
|
|
void drawDocument( TQPainter* painter, const KoRect& rect, bool drawVObjects = true );
|
|
|
|
virtual void resizeEvent( TQResizeEvent* event );
|
|
|
|
virtual bool eventFilter( TQObject* object, TQEvent* event );
|
|
|
|
void setYMirroring( VPainter * );
|
|
|
|
private slots:
|
|
void slotContentsMoving( int , int );
|
|
|
|
signals:
|
|
void viewportChanged();
|
|
|
|
private:
|
|
TQPixmap *m_pixmap;
|
|
KarbonPart* m_part;
|
|
KarbonView* m_view;
|
|
};
|
|
|
|
#endif
|