pathdeform.h Example File

painting/deform/pathdeform.h
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#ifndef PATHDEFORM_H #define PATHDEFORM_H #include "arthurwidgets.h" #include <QBasicTimer> #include <QDateTime> #include <QPainterPath> class PathDeformRenderer : public ArthurFrame { Q_OBJECT Q_PROPERTY(bool animated READ animated WRITE setAnimated) Q_PROPERTY(int radius READ radius WRITE setRadius) Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize) Q_PROPERTY(int intensity READ intensity WRITE setIntensity) Q_PROPERTY(QString text READ text WRITE setText) public: explicit PathDeformRenderer(QWidget *widget, bool smallScreen = false); void paint(QPainter *painter) override; void mousePressEvent(QMouseEvent *e) override; void mouseReleaseEvent(QMouseEvent *e) override; void mouseMoveEvent(QMouseEvent *e) override; void timerEvent(QTimerEvent *e) override; QSize sizeHint() const override { return QSize(600, 500); } bool animated() const { return m_animated; } int radius() const { return int(m_radius); } int fontSize() const { return m_fontSize; } int intensity() const { return int(m_intensity); } QString text() const { return m_text; } 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 clicked(); // 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; qreal m_intensity; qreal m_radius; QPointF m_pos; QPointF m_offset; QPointF m_direction; QPointF m_mousePress; bool m_mouseDrag; bool m_smallScreen; }; class PathDeformControls : public QWidget { Q_OBJECT public: PathDeformControls(QWidget *parent, PathDeformRenderer* renderer, bool smallScreen); signals: void okPressed(); void quitPressed(); private: PathDeformRenderer* m_renderer; void layoutForDesktop(); void layoutForSmallScreen(); }; class PathDeformWidget : public QWidget { Q_OBJECT public: PathDeformWidget(QWidget *parent, bool smallScreen); void setStyle (QStyle * style ); private: PathDeformRenderer *m_renderer; PathDeformControls *m_controls; private slots: void showControls(); void hideControls(); }; #endif // PATHDEFORM_H

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