paysages3d/gui_qt/basepreview.h

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#ifndef _PAYSAGES_QT_BASEPREVIEW_H_
#define _PAYSAGES_QT_BASEPREVIEW_H_
#include <QMutex>
#include <QImage>
#include <QWidget>
#include <QThread>
class BasePreview:public QWidget
{
Q_OBJECT
public:
BasePreview(QWidget* parent);
~BasePreview();
void start();
void doRender();
void redraw();
protected:
virtual void updateData();
virtual QColor getColor(double x, double y);
void configScaling(double min, double max, double step, double init);
double xoffset;
double yoffset;
double scaling;
private:
void forceRender();
void renderPixbuf();
void resizeEvent(QResizeEvent* event);
void paintEvent(QPaintEvent* event);
void wheelEvent(QWheelEvent* event);
QThread* updater;
QMutex* lock_drawing;
QImage* pixbuf;
int mousex;
int mousey;
bool alive;
bool need_rerender;
bool need_render;
double conf_scroll_xmin;
double conf_scroll_xmax;
double conf_scroll_ymin;
double conf_scroll_ymax;
double conf_scale_min;
double conf_scale_max;
double conf_scale_init;
double conf_scale_step;
signals:
void contentChange();
void redrawRequested();
private slots:
void handleRedraw();
};
#endif