public void AppendObject(IDrawableObject drawableObject)
{
if (!DrawableObjects.Contains(drawableObject))
{
DrawableObjects.Add(drawableObject);
}
}
private void CreateNode()
{
NodeObject newNode = new NodeObject();
ActivateNode(newNode);
nodes.Add(newNode);
DrawableObjects.Add(newNode);
}
public FreeHandRegion(Image backgroundImage = null)
: base(backgroundImage)
{
points = new List <Point>(128);
regionFillPath = new GraphicsPath();
lastNode = new NodeObject();
DrawableObjects.Add(lastNode);
}
private NodeObject CreateNode()
{
NodeObject newNode = new NodeObject(borderPen, nodeBackgroundBrush);
ActivateNode(newNode);
nodes.Add(newNode);
DrawableObjects.Add(newNode);
return(newNode);
}
public FreeHandRegion()
{
points = new List <Point>(128);
regionFillPath = new GraphicsPath();
lastNode = new NodeObject()
{
Shape = NodeShape.Circle
};
DrawableObjects.Add(lastNode);
}
private void CreateNode()
{
NodeObject newNode = new NodeObject()
{
Shape = NodeShape.Diamond
};
ActivateNode(newNode);
nodes.Add(newNode);
DrawableObjects.Add(newNode);
}
internal void UpdateObjects()
{
DrawableObject[] objects = DrawableObjects.OrderByDescending(x => x.Order).ToArray();
Point position = InputManager.ClientMousePosition;
if (objects.All(x => !x.IsDragging))
{
for (int i = 0; i < objects.Length; i++)
{
DrawableObject obj = objects[i];
if (obj.Visible)
{
obj.IsCursorHover = obj.Rectangle.Contains(position);
if (obj.IsCursorHover)
{
if (InputManager.IsMousePressed(MouseButtons.Left))
{
obj.OnMousePressed(position);
}
for (int j = i + 1; j < objects.Length; j++)
{
objects[j].IsCursorHover = false;
}
break;
}
}
}
}
else
{
if (InputManager.IsMouseReleased(MouseButtons.Left))
{
foreach (DrawableObject obj in objects)
{
if (obj.IsDragging)
{
obj.OnMouseReleased(position);
}
}
}
}
}
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 RemoveObject(IDrawableObject drawableObject)
{
DrawableObjects.Remove(drawableObject);
}
public void InsertObject(IDrawableObject drawableObject, int index)
{
DrawableObjects.Insert(index, drawableObject);
}
public void ClearObjects()
{
DrawableObjects.Clear();
}