ResizingView::ResizingView(QGraphicsScene * scene, QWidget * parent):
QGraphicsView(scene, parent),
wasResized(false),
computedScale(1)
{
assert(scene);
connect(scene, SIGNAL(sceneSizeChanged()), SLOT(recomputeScale()));
}
void ResizingView::recomputeScale()
{
//qDebug() << "recompute scale";
disconnect(scene(), SIGNAL(sceneSizeChanged()), this, SLOT(recomputeScale()));
// set transform
resetTransform();
const qreal widthScale(0.95*qreal(viewport()->width())/qreal(scene()->width()));
const qreal heightScale(qreal(viewport()->height()) / qreal(80+410*3));
computedScale = qMin(widthScale, heightScale);
scale(computedScale, computedScale);
connect(scene(), SIGNAL(sceneSizeChanged()), this, SLOT(recomputeScale()));
recomputeTimer->stop();
/*ignoreResize = true;
ignoreResizeTimer->start();*/
}
ResizingView::ResizingView(QGraphicsScene * scene, QWidget * parent):
QGraphicsView(scene, parent),
computedScale(1)/*,
ignoreResize(false)*/
{
assert(scene);
recomputeTimer = new QTimer(this);
//ignoreResizeTimer = new QTimer(this);
connect(recomputeTimer, SIGNAL(timeout()), SLOT(recomputeScale()));
//connect(ignoreResizeTimer, SIGNAL(timeout()), SLOT(clearIgnoreResize()));
connect(scene, SIGNAL(sceneSizeChanged()), recomputeTimer, SLOT(start()));
}
