ugkpainter.h

linux下一款GIS程序源码

/* ugkpainter.h */

#ifndef UGKPAINTER_H
#define UGKPAINTER_H

#include <qpainter.h>
#include <qpaintdevice.h> 
#include <qpixmap.h>
#include <qcolor.h> 
#include <qpoint.h>

typedef struct
{
    QPoint leftStart,leftEnd;
    QPoint rightStart,rightEnd;
}LineBox;

class UGKPainter :public QPainter
{
public:
    UGKPainter(const QPaintDevice * pd, bool unclipped = FALSE);
    
    void drawGISLine(const QPointArray & a,int linenum,QRect pRect,QColor cl=black);
  
private:
    void getLineBox(int x1,int y1, int x2, int y2,LineBox &lnBox);
    bool lineInPaintRect(int x1,int y1,int x2,int y2,QRect pRect);
};

#endif