void updateCache()
{
if (!dirty) return;
dirty = false;
if (node->style()->shape() != shape->type()) {
delete shape;
shape = createShape(node->style()->shape(), q);
}
shapePath = shape->shape();
outlinePath = shape->outline();
q->setRotation(node->style()->rotation());
q->update();
}
void Canvas::mouseMoveEvent(QMouseEvent *event)
{
if(!enableFill)
{
if(!isMoved)
{
AbstractShape * item = currentShape();
QPointF p = event->pos();
QRectF r = item->boundingRect();
QPointF tl = mapFromScene(r.topLeft());
QPointF br = mapFromScene(r.bottomRight());
QPointF tr = mapFromScene(r.topRight());
QPointF bl = mapFromScene(r.bottomLeft());
checkIfProperRect(tl, br, tr, bl);
if(enableResize && shapeDrawn)
{
//checkIfProperRect(tl, br);
if(item != nullptr && item->type() != AbstractShape::AbstractType::Type + 1)
{
if(belongToFirstCorners(p, tl, br))
{
setCursor(Qt::SizeBDiagCursor);
}
/*else if(belongToSecondCorners(p, tl, br))
{
setCursor(Qt::SizeFDiagCursor);
}*/
else if(((p.x() <= tl.x() && p.x() > tl.x() - 3) &&
p.y() > tl.y() - 3 && p.y() < br.y()) ||
((p.x() > br.x() - 3 && p.x() <= br.x()) &&
p.y() > tl.y() - 3 && p.y() < br.y()))
{
setCursor(Qt::SizeHorCursor);
}
else if(((p.y() > br.y() - 3 && p.y() <= br.y()) &&
p.x() > tl.x() - 3 && p.x() < br.x()) ||
(p.y() <= tl.y() && p.y() > tl.y() - 3) &&
p.x() > tl.x() - 3 && p.x() < br.x())
{
setCursor(Qt::SizeVerCursor);
}
else if(p.x() >= tl.x() && p.x() <= br.x()
&& p.y() >= tl.y() && p.y() <= br.y())
{
setCursor(Qt::SizeAllCursor);
}
else
{
setCursor(Qt::CrossCursor);
}
if(event->buttons() & Qt::LeftButton)
{
QPointF tl = mapFromScene(r.topLeft());
QPointF br = mapFromScene(r.bottomRight());
QPointF point = mapToScene(event->pos());
switch(_direction)
{
case Left :
{
if(sceneLocker(point))
{
if(tl.x() > br.x())
{
_endX = point.x();
}
else
{
_startX = point.x();
}
}
break;
}
case Right :
{
if(sceneLocker(point))
{
if(tl.x() > br.x())
{
_startX = point.x();
}
else
{
_endX = point.x();
}
}
break;
}
case Top:
{
if(sceneLocker(point))
{
if(tl.y() > br.y())
{
_endY = point.y();
}
else
{
_startY = point.y();
}
}
break;
}
case Bottom :
{
if(sceneLocker(point))
{
if(tl.y() > br.y())
{
_startY = point.y();
}
else
{
_endY = point.y();
}
}
break;
}
}
item->draw(startX(), startY(), endX(), endY());
currentScene->edge()->draw(startX(), startY(),
endX(), endY());
currentScene->update();
switch(_normalize)
{
case NormalizeLeft:
{
_startX = point.x();
_startY = point.y();
item->normalize(point.x(), point.y(),
point.x() - rect().topLeft().x());
QRectF tmp = item->boundingRect();
currentScene->edge()->draw(tmp.topLeft().x(), tmp.topLeft().y(),
tmp.bottomRight().x(), tmp.bottomRight().y());
_startX = tmp.topLeft().x();
_startY = tmp.topLeft().y();
_endX = tmp.bottomRight().x();
_endY = tmp.bottomRight().y();
if(item->type() == Triangle::TriangleType::Type)
{
((Triangle*)item)->normalizeFlag = true;
_startX = point.x();
_startY = point.y();
}
break;
}
}
}
}
}
QPointF point = mapToScene(event->pos());
if(event->buttons() & Qt::LeftButton && _direction == None
&& _normalize == NormalizeNone)
{
preventOverBoundingOnDraw(point, _endX, _endY);
if(shapeSet)
{
currentScene->currentShape()->setPen(currentPen);
currentScene->currentShape()->draw(startX(), startY(), endX(), endY());
currentScene->update();
edgeLocker = true;
}
}
}
else if((event->buttons() & Qt::LeftButton) && isMoved
&& currentScene->currentShape()->type()
!= LineSegment::LineSegmentType::Type
&& (!currentScene->shapes.isEmpty()
|| !currentScene->lines.isEmpty()))
{
QRectF r = currentShape()->boundingRect();
QPoint tmp = QPoint(event->pos().x() -
coordinatesIterationMove.x(),
event->pos().y() -
coordinatesIterationMove.y());
preventOverBoundingOnMove(r, tmp);
currentScene->currentShape()->setPen(currentPen);
if(currentShape()->type() == Triangle::TriangleType::Type &&
((Triangle *)currentShape())->normalizeFlag)
{
currentScene->currentShape()->normalize(startX(), startY(),
startX() - rect().topLeft().x());
}
else
{
currentScene->currentShape()->draw(startX(), startY(), endX(), endY());
}
if(!linesEnds.isEmpty())
{
for(auto i: linePointIndexes)
{
preventOverBoundingOnDraw(linesEnds[linePointIndexes.indexOf(i)],
linesEnds[linePointIndexes.indexOf(i)].rx(),
linesEnds[linePointIndexes.indexOf(i)].ry());
linesEnds[linePointIndexes.indexOf(i)] += tmp;
currentScene->lines.at(i)->draw(linesStarts[linePointIndexes.indexOf(i)].x(),
linesStarts[linePointIndexes.indexOf(i)].y(),
linesEnds[linePointIndexes.indexOf(i)].x(),
linesEnds[linePointIndexes.indexOf(i)].y());
}
}
currentScene->edge()->hide();
currentScene->update();
coordinatesIterationMove = event->pos();
}
}
else
{
AbstractShape * tmp = currentShape();
if(tmp->isUnderMouse())
{
setCursor(Qt::PointingHandCursor);
}
else
{
setCursor(Qt::CrossCursor);
}
}
}
