void CadGraphicsView::selectWindow()
{
/**
* while dragging from left to right entities will be selected if they lie
* completely inside the selection area whereas while dragging from right
* to left all those entities will be selected whose bounding rect
* intersects with the selection area.
*/
if (!scene->isInvertedSelection)
setRubberBandSelectionMode(Qt::ContainsItemShape);
else
setRubberBandSelectionMode(Qt::IntersectsItemShape);
cursorMode();
}
ClsSceneView::ClsSceneView(QWidget* _parent) : QGraphicsView(_parent) {
#ifdef DEBUG_CLSQDIAGRAMCANVASVIEW
cout << "ClsSceneView::ClsSceneView(QWidget* parent,const char* name)" << endl;
#endif
setLineWidth( 1 );
setDragMode (QGraphicsView::RubberBandDrag);
setRubberBandSelectionMode(Qt::ContainsItemShape);
}
PianoView::PianoView()
: QGraphicsView()
{
setFrameStyle(QFrame::NoFrame);
setLineWidth(0);
setMidLineWidth(0);
setScene(new QGraphicsScene);
setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
setResizeAnchor(QGraphicsView::AnchorUnderMouse);
setMouseTracking(true);
setRubberBandSelectionMode(Qt::IntersectsItemBoundingRect);
setDragMode(QGraphicsView::RubberBandDrag);
_timeType = TType::TICKS;
magStep = 0;
staff = 0;
chord = 0;
}
BasicGraphicsView::BasicGraphicsView(QWidget *parent)
: GraphicsView(parent)
{
m_appGraphicsScene = new UndoRedoGraphicsScene;
m_appGraphicsScene->setSceneRect(-300, -300, 600, 600);
setScene(m_appGraphicsScene);
horizontalScrollBar()->setContextMenuPolicy(Qt::NoContextMenu);
verticalScrollBar()->setContextMenuPolicy(Qt::NoContextMenu);
//setBackgroundBrush(QBrush(Qt::lightGray, Qt::CrossPattern));
setRenderHint(QPainter::Antialiasing);
setInteractive(true);
setDragMode(RubberBandDrag);
setRubberBandSelectionMode(Qt::ContainsItemShape);
}
HPiano::HPiano(QWidget* parent)
: QGraphicsView(parent)
{
setLineWidth(0);
setMidLineWidth(0);
setScene(new QGraphicsScene);
setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
setResizeAnchor(QGraphicsView::AnchorUnderMouse);
setMouseTracking(true);
setRubberBandSelectionMode(Qt::IntersectsItemBoundingRect);
setDragMode(QGraphicsView::RubberBandDrag);
setMaximumSize(QSize(KEY_WIDTH * 52+8, KEY_HEIGHT+8+80));
setMinimumSize(QSize(100, KEY_HEIGHT+8));
scene()->setSceneRect(0.0, 0.0, KEY_WIDTH * 52, KEY_HEIGHT);
_firstKey = 21;
_lastKey = 108; // 88 key piano
_currentKey = -1;
qreal x = 0.0;
for (int i = _firstKey; i <= _lastKey; ++i) {
PianoKeyItem* k = new PianoKeyItem(this, i);
switch(i % 12) {
case 0:
case 5:
k->setType(i == _lastKey ? 6 : 0);
k->setPos(x, 0);
x += KEY_WIDTH;
break;
case 2:
k->setType(1);
k->setPos(x, 0);
x += KEY_WIDTH;
break;
case 4:
case 11:
k->setType(2);
k->setPos(x, 0);
x += KEY_WIDTH;
break;
case 7:
k->setType(3);
k->setPos(x, 0);
x += KEY_WIDTH;
break;
case 9:
k->setType(i == _firstKey ? 5 : 4);
k->setPos(x, 0);
x += KEY_WIDTH;
break;
case 1:
case 6:
k->setType(7);
k->setPos(x - BKEY_WIDTH * 5/9, 0);
break;
case 3:
case 10:
k->setType(7);
k->setPos(x - BKEY_WIDTH * 4/9, 0);
break;
case 8:
k->setType(7);
k->setPos(x - BKEY_WIDTH / 2.0, 0);
break;
}
keys.append(k);
scene()->addItem(k);
}
}
