pathdeform.h Example File
demos/deform/pathdeform.h
#ifndef PATHDEFORM_H
#define PATHDEFORM_H
#include "arthurwidgets.h"
#include <qevent.h>
#include <qpainterpath.h>
#include <qbasictimer.h>
#include <qdatetime.h>
class PathDeformRenderer : public ArthurFrame
{
Q_OBJECT
public:
PathDeformRenderer(QWidget *widget);
void paint(QPainter *painter);
void mousePressEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void mouseMoveEvent(QMouseEvent *e);
void timerEvent(QTimerEvent *e);
QSize sizeHint() const { return QSize(600, 500); }
public slots:
void setRadius(int radius);
void setFontSize(int fontSize) { m_fontSize = fontSize; setText(m_text); }
void setText(const QString &text);
void setIntensity(int intensity);
void setAnimated(bool animated);
// signals:
// void frameRate(double fps);
private:
void generateLensPixmap();
QPainterPath lensDeform(const QPainterPath &source, const QPointF &offset);
QBasicTimer m_repaintTimer;
// QBasicTimer m_fpsTimer;
// int m_fpsCounter;
QTime m_repaintTracker;
QVector<QPainterPath> m_paths;
QVector<QPointF> m_advances;
QRectF m_pathBounds;
QString m_text;
QPixmap m_lens_pixmap;
QImage m_lens_image;
int m_fontSize;
bool m_animated;
double m_intensity;
double m_radius;
QPointF m_pos;
QPointF m_offset;
QPointF m_direction;
};
class PathDeformWidget : public QWidget
{
public:
PathDeformWidget(QWidget *parent);
private:
PathDeformRenderer *m_renderer;
};
#endif // PATHDEFORM_H