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skplot.h
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Wed, Dec 4, 00:13

skplot.h
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#ifndef SKPLOT_H
#define SKPLOT_H
#include <QGLWidget>
#include "plotutils.h"
#include "timercontrol.h"
class QGLShaderProgram;
class SKPlot : public QGLWidget, public TimerControl
{
Q_OBJECT
Q_INTERFACES(TimerControl)
signals:
void canStart();
public slots:
void scheduleAxysUpdate();
public:
SKPlot(float lineWidth = 1, QWidget * parent = 0);
~SKPlot();
/* Axys management */
void setAxysX(const SKAxys&);
void setAxysY(const SKAxys&);
const SKAxys& getAxysX() const;
const SKAxys& getAxysY() const;
/* Background handlers */
void setBackgroundColor(const symkit::color_s&);
const symkit::color_s& getBackgroundColor() const;
/* Bind/release QGLShaderProgram */
void bindShaderProgram();
void releaseShaderProgram();
/* Update graph */
void updateGraph();
/* Get closed state */
bool isClosed() const;
/* Axys scheduling informations */
bool isAxysUpdateScheduled() const;
/* Line width */
void setLineWidth(float);
float getLineWidth() const;
/* Virtual events */
virtual void mousePressEvent(QMouseEvent *event) override;
virtual void closeEvent(QCloseEvent *) override;
virtual QObject * getQObject() override;
protected:
/* Choose paint mode */
virtual void paintData(QGLShaderProgram*) = 0;
virtual void paintAxys(QGLShaderProgram*) = 0;
virtual void updateAxysRange();
SKAxys& getAxysX();
SKAxys& getAxysY();
private:
virtual void initializeGL() override;
virtual void paintGL() override;
virtual void resizeGL(int, int) override;
QGLShaderProgram * shaderProgram;
symkit::color_s clearColor;
SKAxys axys[2]; // X, Y
bool initialized;
bool closed;
bool axysRangeUpdateScheduled;
float lineWidth;
/* Constants */
static const QString vertex_shader;
static const QString fragment_shader;
static const QString attrib_vertex;
static const QString attrib_color;
static const char * unif_projection;
};
#endif // SKPLOT_H

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