private void ResetSpot()
{
LightSpot.SetValue(Canvas.LeftProperty, 0.0);
LightSpot.SetValue(Canvas.TopProperty, 0.0);
//LightSpot.Width = LightSpot.Height = 100.0;
LightSpotScaleTransform.ScaleX = 1.0;
LightSpotScaleTransform.ScaleY = 1.0;
LightSpot.UpdateLayout();
}
private void MoveSpot(double delta_x, double delta_y)
{
if (IsEditMode == false)
{
return;
}
LightSpotX += delta_x * MoveSpeed;
LightSpotY += delta_y * MoveSpeed;
LightSpot.SetValue(Canvas.LeftProperty, LightSpotX);
LightSpot.SetValue(Canvas.TopProperty, LightSpotY);
}
private void Canvas_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (IsEditMode == false)
{
return;
}
var point = e.GetPosition(this.SpotCanvas);
LightSpotX = point.X;
LightSpotY = point.Y;
LightSpot.SetValue(Canvas.LeftProperty, LightSpotX);
LightSpot.SetValue(Canvas.TopProperty, LightSpotY);
}