xform.h Example File
demos/affine/xform.h
#ifndef XFORM_H
#define XFORM_H
#include "arthurwidgets.h"
#include <qbasictimer.h>
class HoverPoints;
class XFormView : public ArthurFrame
{
Q_OBJECT
public:
XFormView(QWidget *parent);
void paint(QPainter *);
void drawVectorType(QPainter *painter);
void drawPixmapType(QPainter *painter);
void drawTextType(QPainter *painter);
QSize sizeHint() const { return QSize(500, 500); }
void mousePressEvent(QMouseEvent *e);
void resizeEvent(QResizeEvent *e);
HoverPoints *hoverPoints() { return pts; }
QLineEdit *textEditor;
public slots:
void setAnimation(bool animate);
void updateCtrlPoints(const QPolygonF &);
void changeRotation(int rotation);
void changeScale(int scale);
void changeShear(int shear);
void setVectorType();
void setPixmapType();
void setTextType();
void reset();
signals:
void rotationChanged(int rotation);
void scaleChanged(int scale);
void shearChanged(int shear);
protected:
void timerEvent(QTimerEvent *e);
void wheelEvent(QWheelEvent *);
private:
enum XFormType { VectorType, PixmapType, TextType };
QPolygonF ctrlPoints;
HoverPoints *pts;
double rotation;
double scale;
double shear;
XFormType type;
QPixmap pixmap;
QBasicTimer timer;
};
class XFormWidget : public QWidget
{
Q_OBJECT
public:
XFormWidget(QWidget *parent);
private:
XFormView *view;
};
#endif // XFORM_H