qt5base-lts/tests/manual/qtabletevent/device_information/tabletwidget.h
Shawn Rutledge da9e02eb83 QTabletEvent manual test: show buttons, pressure, eraser
- Show which button was pressed or released
- Render an ellipse proportional to pressure for each point drawn
- Different color for the eraser
- More complete output for each event
- Don't show mouse events by default, just as most tablet applications
  can now ignore mouse events on the drawing canvas.  But for the
  purpose of testing interleaving of tablet and mouse events,
  one can give the argument --mouse when starting this program
  to show them too, as before.

Task-number: QTBUG-39458
Change-Id: I5e03f1aa748be39d524bd6984ff5d66579787cf9
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>
2014-07-31 12:20:34 +02:00

79 lines
2.9 KiB
C++

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#ifndef TABLETWIDGET_H
#define TABLETWIDGET_H
#include <QWidget>
#include <QTabletEvent>
// a widget showing the information of the last tablet event
class TabletWidget : public QWidget
{
public:
TabletWidget(bool mouseToo);
protected:
bool eventFilter(QObject *obj, QEvent *ev);
void tabletEvent(QTabletEvent *event);
void paintEvent(QPaintEvent *event);
const char *buttonToString(Qt::MouseButton b);
QString buttonsToString(Qt::MouseButtons bs);
private:
void resetAttributes() {
mType = mDev = mPointerType = mXT = mYT = mZ = 0;
mPress = mTangential = mRot = 0.0;
mPos = mGPos = QPoint();
mHiResGlobalPos = QPointF();
mUnique = 0;
}
int mType;
QPoint mPos, mGPos;
QPointF mHiResGlobalPos;
int mDev, mPointerType, mXT, mYT, mZ;
Qt::MouseButton mButton;
Qt::MouseButtons mButtons;
qreal mPress, mTangential, mRot;
qint64 mUnique;
bool mMouseToo;
};
#endif // TABLETWIDGET_H