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#ifndef QDECLARATIVEPINCHGENERATOR_H
#define QDECLARATIVEPINCHGENERATOR_H
#include <QtDeclarative/QSGItem>
#include <QMouseEvent>
#include <QElapsedTimer>
#include <QTouchEvent>
#include <QSGCanvas>
#include <QKeyEvent>
#include <QList>
#include <QDebug>
// how many concurrent "swipes" should we have
// bit overkill here first I thought support random about of swipes (1..x)
// but thats for later
#define SWIPES_REQUIRED 2
typedef struct {
int totalDuration; // not sure if needed
QList<QTouchEvent::TouchPoint> touchPoints;
QList<int> touchPointDurations;
} Swipe;
// total overkill fixme
class TouchPoint: public QObject
{
Q_OBJECT
Q_PROPERTY(double targetX READ targetX CONSTANT)
Q_PROPERTY(double targetY READ targetY CONSTANT)
Q_PROPERTY(int touchState READ touchState CONSTANT)
public:
TouchPoint(double x, double y, int state): targetX_(x), targetY_(y),touchState_(state) {}
double targetX() {return targetX_;}
double targetY() {return targetY_;}
double touchState() {return touchState_;}
double targetX_;
double targetY_;
int touchState_;
};
class QDeclarativePinchGenerator : public QSGItem
{
Q_OBJECT
Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged)
Q_PROPERTY(QString state READ state NOTIFY stateChanged)
Q_PROPERTY(int count READ count NOTIFY countChanged)
Q_PROPERTY(qreal replaySpeedFactor READ replaySpeedFactor WRITE setReplaySpeedFactor NOTIFY replaySpeedFactorChanged)
Q_PROPERTY(QSGItem* target READ target WRITE setTarget NOTIFY targetChanged)
Q_PROPERTY(QList<QObject*> swipe1 READ swipe1 NOTIFY swipesChanged)
Q_PROPERTY(QList<QObject*> swipe2 READ swipe2 NOTIFY swipesChanged)
Q_INTERFACES(QDeclarativeParserStatus)
public:
QDeclarativePinchGenerator();
~QDeclarativePinchGenerator();
QString state() const;
int count() const;
QSGItem* target() const;
void setTarget(QSGItem* target);
qreal replaySpeedFactor() const;
void setReplaySpeedFactor(qreal factor);
bool enabled() const;
void setEnabled(bool enabled);
QList<QObject*> swipe1();
QList<QObject*> swipe2();
Q_INVOKABLE void replay();
Q_INVOKABLE void clear();
Q_INVOKABLE void stop();
signals:
void stateChanged();
void countChanged();
void targetChanged();
void swipesChanged();
void replaySpeedFactorChanged();
void enabledChanged();
public:
enum GeneratorState {
Invalid = 0,
Idle = 1,
Recording = 2,
Replaying = 3
};
// from QDeclarativeParserStatus
virtual void componentComplete();
// from QSGItem
void itemChange(ItemChange change, const ItemChangeData & data);
protected:
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void mouseDoubleClickEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void keyPressEvent(QKeyEvent *event);
void timerEvent(QTimerEvent *event);
private:
void setState(GeneratorState state);
QTouchEvent::TouchPoint mouseEventToTouchPoint(QMouseEvent* event);
QTouchEvent::TouchPoint convertToPrimary(QTouchEvent::TouchPoint original);
private:
QSGItem* target_;
GeneratorState state_;
QSGCanvas* canvas_;
QList<Swipe*> swipes_;
Swipe* activeSwipe_;
QElapsedTimer swipeTimer_;
int replayTimer_;
int replayBookmark_;
int masterSwipe_;
int touchPointId_;
qreal replaySpeedFactor_;
QList<QObject*> swipeList1_;
QList<QObject*> swipeList2_;
bool enabled_;
};
#endif
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