[Kst] branches/work/kst/portto4/kst/src/libkstapp

[Adam Treat]

SVN commit 672636 by treat:

* Post some cursors for resizing


 M  +66 -0     viewitem.cpp  
 M  +1 -0      viewitem.h  


--- branches/work/kst/portto4/kst/src/libkstapp/viewitem.cpp #672635:672636
@@ -22,6 +22,7 @@
 
 ViewItem::ViewItem(View *parent)
   : QObject(parent) {
+  setAcceptsHoverEvents(true);
   setFlags(ItemIsMovable | ItemIsSelectable | ItemIsFocusable);
 #ifdef DEBUG_GEOMETRY
   QColor semiRed(QColor(255, 0, 0, 50));
@@ -122,6 +123,71 @@
 }
 
 
+void ViewItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
+  QGraphicsRectItem::hoverMoveEvent(event);
+
+  QRectF r;
+  r.setSize(QSizeF(14,14)); //gives us corners of 7x7
+
+  //Look for corners
+  r.moveCenter(rect().bottomRight());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeFDiagCursor);
+    return;
+  }
+
+  r.moveCenter(rect().topLeft());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeFDiagCursor);
+    return;
+  }
+
+  r.moveCenter(rect().bottomLeft());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeBDiagCursor);
+    return;
+  }
+
+  r.moveCenter(rect().topRight());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeBDiagCursor);
+    return;
+  }
+
+  //Now look for horizontal edges
+  r.setSize(QSizeF(rect().width(), 7));
+
+  r.moveTopRight(rect().topRight());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeVerCursor);
+    return;
+  }
+
+  r.moveBottomRight(rect().bottomRight());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeVerCursor);
+    return;
+  }
+
+  //Now look for vertical edges
+  r.setSize(QSizeF(7, rect().height()));
+
+  r.moveTopLeft(rect().topLeft());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeHorCursor);
+    return;
+  }
+
+  r.moveTopRight(rect().topRight());
+  if (r.contains(event->pos())) {
+    setCursor(Qt::SizeHorCursor);
+    return;
+  }
+
+  setCursor(Qt::ArrowCursor);
+}
+
+
 void ViewItem::mouseModeChanged() {
   if (parentView()->mouseMode() == View::Move)
     _originalPosition = pos();
--- branches/work/kst/portto4/kst/src/libkstapp/viewitem.h #672635:672636
@@ -48,6 +48,7 @@
   virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
   virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
   virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+  virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
 
 private Q_SLOTS:
   void mouseModeChanged();