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/***************************************************************************
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imagemap.h - description
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-------------------
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begin : Wed Apr 4 2001
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copyright : (C) 2001 by Jan Sch<EFBFBD>fer
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email : janschaefer@users.sourceforge.net
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***************************************************************************/
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/***************************************************************************
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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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***************************************************************************/
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#ifndef IMAGEMAP_H
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#define IMAGEMAP_H
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#include <qscrollview.h>
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#include <qimage.h>
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#include <qpoint.h>
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#include <qrect.h>
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#include "kdeversion.h"
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/**
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*@author Jan Sch<EFBFBD>fer
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*/
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class KImageMapEditor;
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class Area;
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class ImageMap : public QScrollView {
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public:
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enum DrawAction { None, DrawCircle, DrawRectangle, DrawPolygon, MoveSelectionPoint, MoveArea };
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private:
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QRect imageRect;
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QPoint drawStart;
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QPoint drawCurrent;
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QPoint drawEnd;
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bool eraseOldArea;
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Area *oldArea;
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// Holds the original image
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QImage image;
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// Holds the zoomed image for efficiency reasons
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QPixmap zoomedImage;
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Area *currentArea;
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DrawAction currentAction;
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QRect *currentSelectionPoint;
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KImageMapEditor *imageMapEditor;
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double _zoom;
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public:
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ImageMap(QWidget *parent,KImageMapEditor* _imageMapEditor);
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~ImageMap();
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void setZoom(double z);
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void setPicture(const QImage &_image);
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void repaintArea(const Area & a);
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QImage picture() const;
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QPoint translateFromZoom(const QPoint & p) const;
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QPoint translateToZoom(const QPoint & p) const;
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QRect translateToZoom(const QRect & p) const;
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protected:
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virtual void contentsMousePressEvent(QMouseEvent* e);
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virtual void contentsMouseDoubleClickEvent(QMouseEvent* e);
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virtual void contentsMouseReleaseEvent(QMouseEvent *e);
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virtual void contentsMouseMoveEvent(QMouseEvent *e);
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virtual void resizeEvent(QResizeEvent* e);
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virtual void drawContents(QPainter* p,int clipx,int clipy,int clipw,int cliph);
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};
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inline QImage ImageMap::picture() const {
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return image;
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}
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#endif
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