private void PolygonRegionSurface_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
if (DrawableObjects.Cast <NodeObject>().Any(node => node.IsMouseHover || node.IsDragging))
{
return;
}
if (nodes.Count == 0)
{
CreateNode();
}
CreateNode();
isAreaCreated = true;
}
else if (e.Button == MouseButtons.Right)
{
if (isAreaCreated)
{
foreach (NodeObject node in nodes)
{
if (node.IsMouseHover)
{
nodes.Remove(node);
DrawableObjects.Remove(node);
return;
}
}
isAreaCreated = false;
nodes.Clear();
DrawableObjects.Clear();
}
else
{
Close(SurfaceResult.Close);
}
}
}
public void ClearObjects()
{
DrawableObjects.Clear();
}