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/***************************************************************************
imagemap.h - description
-------------------
begin : Wed Apr 4 2001
copyright : (C) 2001 by Jan Schäfer
email : janschaefer@users.sourceforge.net
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef IMAGEMAP_H
#define IMAGEMAP_H
#include <tqscrollview.h>
#include <tqimage.h>
#include <tqpoint.h>
#include <tqrect.h>
#include "kdeversion.h"
/**
*@author Jan Schäfer
*/
class KImageMapEditor;
class Area;
class ImageMap : public TQScrollView {
public:
enum DrawAction { None, DrawCircle, DrawRectangle, DrawPolygon, MoveSelectionPoint, MoveArea };
private:
TQRect imageRect;
TQPoint drawStart;
TQPoint drawCurrent;
TQPoint drawEnd;
bool eraseOldArea;
Area *oldArea;
// Holds the original image
TQImage image;
// Holds the zoomed image for efficiency reasons
TQPixmap zoomedImage;
Area *currentArea;
DrawAction currentAction;
TQRect *currentSelectionPoint;
KImageMapEditor *imageMapEditor;
double _zoom;
public:
ImageMap(TQWidget *tqparent,KImageMapEditor* _imageMapEditor);
~ImageMap();
void setZoom(double z);
void setPicture(const TQImage &_image);
void tqrepaintArea(const Area & a);
TQImage picture() const;
TQPoint translateFromZoom(const TQPoint & p) const;
TQPoint translateToZoom(const TQPoint & p) const;
TQRect translateToZoom(const TQRect & p) const;
protected:
virtual void contentsMousePressEvent(TQMouseEvent* e);
virtual void contentsMouseDoubleClickEvent(TQMouseEvent* e);
virtual void contentsMouseReleaseEvent(TQMouseEvent *e);
virtual void contentsMouseMoveEvent(TQMouseEvent *e);
virtual void resizeEvent(TQResizeEvent* e);
virtual void drawContents(TQPainter* p,int clipx,int clipy,int clipw,int cliph);
};
inline TQImage ImageMap::picture() const {
return image;
}
#endif
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