Rev 1221 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3 | Werner | 1 | |
| 2 | #include <QtGui> |
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| 3 | |||
| 4 | #include "paintarea.h" |
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| 5 | |||
| 6 | PaintArea::PaintArea(QWidget *parent) |
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| 7 | : QWidget(parent) |
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| 8 | { |
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| 9 | //QTimer *timer = new QTimer(this); |
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| 10 | //connect(timer, SIGNAL(timeout()), this, SLOT(update())); |
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| 11 | //timer->start(1000); |
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| 12 | |||
| 13 | //setWindowTitle(tr("Analog Clock")); |
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| 7 | Werner | 14 | //resize(200, 200); |
| 21 | Werner | 15 | m_bitmap = QImage(this->size(), QImage::Format_ARGB32); |
| 49 | Werner | 16 | // enable mouse tracking |
| 17 | this->setMouseTracking(true); |
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| 21 | Werner | 18 | |
| 3 | Werner | 19 | } |
| 20 | |||
| 21 | Werner | 21 | void PaintArea::resizeEvent(QResizeEvent *event) |
| 22 | { |
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| 23 | m_bitmap = QImage(this->size(), QImage::Format_ARGB32); |
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| 24 | qDebug() << "paintarea resize" << this->size(); |
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| 25 | } |
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| 3 | Werner | 26 | void PaintArea::paintEvent(QPaintEvent *) |
| 27 | { |
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| 28 | |||
| 21 | Werner | 29 | QPainter painter(this); |
| 30 | QPainter pxpainter(&m_bitmap); |
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| 31 | |||
| 32 | //QPainter pxpainter(m_bitmap); |
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| 33 | //painter.drawRect(0, 0, width()-1, height()-1); |
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| 34 | |||
| 35 | emit needsPainting(pxpainter); |
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| 36 | painter.drawImage(rect(), m_bitmap); |
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| 37 | //painter.drawPixmap(rect(), m_bitmap); |
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| 3 | Werner | 38 | //painter.drawPixmap(0, 0, |
| 9 | Werner | 39 | // QStylePainter spainter(this); |
| 40 | // QStyleOption opt; |
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| 41 | // spainter.drawPrimitive(QStyle::PE_PanelButtonCommand, opt); |
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| 3 | Werner | 42 | |
| 43 | } |
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| 6 | Werner | 44 | |
| 45 | void PaintArea::mousePressEvent ( QMouseEvent * event ) |
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| 46 | { |
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| 40 | Werner | 47 | m_lastDown = event->pos(); |
| 6 | Werner | 48 | emit mouseClick(event->pos()); |
| 49 | Werner | 49 | } |
| 6 | Werner | 50 | |
| 49 | Werner | 51 | void PaintArea::mouseMoveEvent( QMouseEvent * event ) |
| 52 | { |
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| 53 | emit mouseMove(event->pos()); |
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| 54 | } |
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| 6 | Werner | 55 | |
| 113 | Werner | 56 | void PaintArea::wheelEvent ( QWheelEvent * event ) |
| 57 | { |
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| 58 | emit mouseWheel(event->pos(), event->delta() / 120); |
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| 59 | } |
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| 60 | |||
| 40 | Werner | 61 | void PaintArea::mouseReleaseEvent ( QMouseEvent * event ) |
| 62 | { |
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| 63 | setCursor(Qt::CrossCursor); |
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| 113 | Werner | 64 | |
| 40 | Werner | 65 | if ( (event->pos()-m_lastDown).manhattanLength() > 3) { |
| 113 | Werner | 66 | emit mouseDrag(m_lastDown, event->pos(), event->button()); |
| 40 | Werner | 67 | } |
| 68 | //emit mouseClick(event->pos()); |
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| 69 | //emit needsPainting(painter); |
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| 70 | } |