qcontext2dcanvas.h Example File

script/context2d/qcontext2dcanvas.h
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#ifndef QCONTEXT2DCANVAS_H #define QCONTEXT2DCANVAS_H #include <qscriptengine.h> #include <qscriptcontext.h> #include <qscriptvalue.h> #include <QWidget> class QPaintEvent; class QResizeEvent; class QMouseEvent; class QKeyEvent; class Environment; class Context2D; class QContext2DCanvas : public QWidget { Q_OBJECT public: QContext2DCanvas(Context2D *context, Environment *env, QWidget *parent = 0); ~QContext2DCanvas(); Context2D *context() const; void reset(); public slots: QScriptValue getContext(const QString &str); void resize(int width, int height); // EventTarget void addEventListener(const QString &type, const QScriptValue &listener, bool useCapture); protected: virtual void paintEvent(QPaintEvent *e); virtual void mouseMoveEvent(QMouseEvent *e); virtual void mousePressEvent(QMouseEvent *e); virtual void mouseReleaseEvent(QMouseEvent *e); virtual void keyPressEvent(QKeyEvent *e); virtual void keyReleaseEvent(QKeyEvent *e); virtual void resizeEvent(QResizeEvent *e); private slots: void contentsChanged(const QImage &image); private: Context2D *m_context; Environment *m_env; QImage m_image; }; #endif