void DrawingCanvas_MouseDown(object sender, MouseButtonEventArgs e)
{
this.Focus();
if (e.ChangedButton == MouseButton.Left)
{
if (e.ClickCount == 2)
{
HandleDoubleClick(e); // special case for GraphicsText
}
else
{
Point loc = e.GetPosition(this);
if (CurrentRuler.IsSnapping)
{
CurrentSnapPosition = new Point(-1, -1);
Point snap = new Point(loc.X, loc.Y);
if (CurrentRuler.GuideManager.Intersection_GetNearst(ref snap))
{
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseDown(this, CurrentSnapPosition);
return;
}
Guideline gl = CurrentRuler.GuideManager.GetSnapGuide(loc);
if (gl != null)
{
gl.GetNearestPos(ref snap, CurrentRuler.dPicCapture);
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseDown(this, CurrentSnapPosition);
return;
}
}
CurrentPosition = loc;
CurrentTool.OnMouseDown(this, CurrentPosition);
}
}
else if (e.ChangedButton == MouseButton.Right)
{
//CurrentRuler.IsOnGuide();
//show guide menu
//CurrentRuler.ContextMenu.PlacementTarget = CurrentRuler;
//CurrentRuler.ContextMenu.IsOpen = true;
this.ContextMenu.IsOpen = true;
}
e.Handled = true;
}
void DrawingCanvas_MouseMove(object sender, MouseEventArgs e)
{
Point loc = e.GetPosition(this);
//CurrentUnityPosition = Container.ConvertToUnity(CurrentPosition);
if (e.MiddleButton == MouseButtonState.Released && e.RightButton == MouseButtonState.Released)
{
if (CurrentRuler.IsSnapping)
{
CurrentSnapPosition = new Point(-1, -1);
Point snap = new Point(loc.X, loc.Y);
if (CurrentRuler.GuideManager.Intersection_GetNearst(ref snap))
{
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseMove(this, CurrentSnapPosition, e.LeftButton, e.RightButton);
return;
}
Guideline gl = CurrentRuler.GuideManager.GetSnapGuide(loc);
if (gl != null)
{
gl.GetNearestPos(ref snap, CurrentRuler.dPicCapture);
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseMove(this, CurrentSnapPosition, e.LeftButton, e.RightButton);
return;
}
}
CurrentPosition = loc;
CurrentTool.OnMouseMove(this, CurrentPosition, e.LeftButton, e.RightButton);
}
else
{
this.Cursor = Cursors.Arrow;
}
}
void DrawingCanvas_MouseUp(object sender, MouseButtonEventArgs e)
{
if (e.ChangedButton == MouseButton.Left)
{
Point loc = e.GetPosition(this);
if (CurrentRuler.IsSnapping)
{
CurrentSnapPosition = new Point(-1, -1);
Point snap = new Point(loc.X, loc.Y);
if (CurrentRuler.GuideManager.Intersection_GetNearst(ref snap))
{
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseUp(this, CurrentSnapPosition);
return;
}
Guideline gl = CurrentRuler.GuideManager.GetSnapGuide(loc);
if (gl != null)
{
gl.GetNearestPos(ref snap, CurrentRuler.dPicCapture);
CurrentSnapPosition = snap;
CurrentPosition = loc;
CurrentTool.OnMouseUp(this, CurrentSnapPosition);
return;
}
}
CurrentPosition = loc;
CurrentTool.OnMouseUp(this, CurrentPosition);
//CurrentTool.OnMouseUp(this, e);
}
}