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Qet shape item : Change the cursor shape, according to the current available behavior

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4080 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2015-07-29 09:25:41 +00:00
parent b41c5635c4
commit eaea6f889b
2 changed files with 36 additions and 2 deletions
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37
sources/qetgraphicsitem/qetshapeitem.cpp
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@@ -193,7 +193,7 @@ QPainterPath QetShapeItem::shape() const
path.lineTo(m_P2); break;
case Rectangle: path.addRect(QRectF(m_P1, m_P2)); break;
case Ellipse: path.addEllipse(QRectF(m_P1, m_P2)); break;
case Polygon: path.addPolygon(m_polygon); break;
case Polygon: path.addPolygon(m_polygon); break;
default: Q_ASSERT(false); break;
}
@@ -276,7 +276,7 @@ void QetShapeItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opti
break;
case Polygon:
painter->drawPolygon(m_polygon);
painter->drawPolyline(m_polygon);
if (isSelected())
m_handler.drawHandler(painter, m_polygon);
break;
@@ -293,6 +293,36 @@ void QetShapeItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) {
QetGraphicsItem::hoverEnterEvent(event);
}
void QetShapeItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
{
QVector <QPointF> vector;
switch (m_shapeType)
{
case Line: vector << m_P1 << m_P2; break;
case Rectangle: vector = m_handler.pointsForRect(QRectF(m_P1, m_P2)); break;
case Ellipse: vector = m_handler.pointsForRect(QRectF(m_P1, m_P2)); break;
case Polygon: vector = m_polygon; break;
}
int handler = m_handler.pointIsHoverHandler(event->pos(), vector);
if (isSelected() && handler >= 0)
{
if (m_shapeType & (Line | Polygon)) {
setCursor(Qt::SizeAllCursor);
return;
}
if (handler == 0 || handler == 2 || handler == 5 || handler == 7)
setCursor(Qt::SizeAllCursor);
else if (handler == 1 || handler == 6)
setCursor(Qt::SizeVerCursor);
else if (handler == 3 || handler == 4)
setCursor(Qt::SizeHorCursor);
}
else
setCursor(Qt::OpenHandCursor);
}
/**
* @brief QetShapeItem::hoverLeaveEvent
* Handle hover leave event
@@ -300,6 +330,7 @@ void QetShapeItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) {
*/
void QetShapeItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
m_hovered = false;
setCursor(Qt::ArrowCursor);
QetGraphicsItem::hoverLeaveEvent(event);
}
@@ -310,6 +341,7 @@ void QetShapeItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
*/
void QetShapeItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
setCursor(Qt::ClosedHandCursor);
//Shape is selected, we see if user click in a handler
if (isSelected())
{
@@ -404,6 +436,7 @@ void QetShapeItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
diagram()->undoStack().push(undo);
}
}
setCursor(Qt::OpenHandCursor);
}
QetGraphicsItem::mouseReleaseEvent(event);

1
sources/qetgraphicsitem/qetshapeitem.h
View File

@@ -86,6 +86,7 @@ class QetShapeItem : public QetGraphicsItem
protected:
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
virtual void hoverEnterEvent (QGraphicsSceneHoverEvent *event);
virtual void hoverMoveEvent (QGraphicsSceneHoverEvent *event);
virtual void hoverLeaveEvent (QGraphicsSceneHoverEvent *event);
virtual void mousePressEvent (QGraphicsSceneMouseEvent *event);
virtual void mouseMoveEvent (QGraphicsSceneMouseEvent *event);