paysages3d/gui_qt/widgetcurveeditor.h

50 lines
1.2 KiB
C
Raw Normal View History

#ifndef _PAYSAGES_QT_WIDGETCURVEEDITOR_H_
#define _PAYSAGES_QT_WIDGETCURVEEDITOR_H_
#include <QWidget>
#include <QColor>
#include "../lib_paysages/curve.h"
class WidgetCurveEditor : public QWidget
{
Q_OBJECT
public:
WidgetCurveEditor(QWidget* parent, double xmin, double xmax, double ymin, double ymax);
~WidgetCurveEditor();
void setAxisLabels(QString xlabel, QString ylabel);
void setCurve(Curve* curve);
void getCurve(Curve* curve);
void setPenColor(QColor color);
signals:
void liveChanged();
protected:
void paintEvent(QPaintEvent* event);
void mousePressEvent(QMouseEvent* event);
void mouseMoveEvent(QMouseEvent* event);
void mouseReleaseEvent(QMouseEvent* event);
void mouseDoubleClickEvent(QMouseEvent* event);
private:
void curveToScreen(double curve_x, double curve_y, int* screen_x, int* screen_y);
void screenToCurve(int screen_x, int screen_y, double* curve_x, double* curve_y);
int getPointAt(int x, int y);
double _xmin;
double _xmax;
double _ymin;
double _ymax;
Curve* _curve;
int _dragged;
QColor _pen;
QString _xlabel;
QString _ylabel;
};
#endif