protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (_animationCanvas != null && _animationCanvas.HandleMouseMove(e))
{
return;
}
// Retrieve the coordinates of the mouse button event.
Point pt = e.GetPosition(this);
Drawing hitVisual = HitTest(pt);
//string itemName = null;
if (hitVisual == null)
{
this.Cursor = Cursors.Arrow;
if (_hitVisual != null)
{
//itemName = SvgObject.GetName(_hitVisual);
//if (itemName == null)
//{
// _hitVisual = null;
// return;
//}
//if (_visualBrushes.ContainsKey(itemName))
//{
// Brush brush = _visualBrushes[itemName];
// brush.Opacity = 0;
//}
_hitVisual = null;
}
if (_tooltip != null)
{
_tooltip.IsOpen = false;
_tooltip.Visibility = Visibility.Hidden;
}
return;
}
else
{
this.Cursor = Cursors.Hand;
if (hitVisual == _hitVisual)
{
return;
}
if (_hitVisual != null)
{
//itemName = SvgObject.GetName(_hitVisual);
//if (itemName == null)
//{
// _hitVisual = null;
// return;
//}
//if (_visualBrushes.ContainsKey(itemName))
//{
// Brush brush = _visualBrushes[itemName];
// brush.Opacity = 0;
//}
_hitVisual = null;
}
//itemName = SvgObject.GetName(hitVisual);
//if (itemName == null)
//{
// return;
//}
//if (_visualBrushes.ContainsKey(itemName))
//{
// Brush brush = _visualBrushes[itemName];
// brush.Opacity = 0.5;
//}
_hitVisual = hitVisual;
string tooltipText = SvgObject.GetTitle(_hitVisual);
Rect rectBounds = _hitVisual.Bounds;
//Drawing drawing = _hitVisual.GetValue(FrameworkElement.TagProperty) as Drawing;
//if (drawing != null)
//{
// rectBounds = drawing.Bounds;
// tooltipText = SvgObject.GetTitle(drawing);
//}
if (_tooltip != null && !string.IsNullOrWhiteSpace(tooltipText))
{
_tooltip.PlacementRectangle = rectBounds;
_tooltipText.Text = tooltipText;
if (_tooltip.Visibility == Visibility.Hidden)
{
_tooltip.Visibility = Visibility.Visible;
}
_tooltip.IsOpen = true;
}
else
{
if (_tooltip != null)
{
_tooltip.IsOpen = false;
_tooltip.Visibility = Visibility.Hidden;
}
}
}
}
