private void DrawConnection()
{
foreach (var rect in path)
{
GLUtils.DrawConnection(new Vector2(rect.x, rect.y), new Vector2(rect.x + rect.width, rect.y + rect.height), Color.red, 3f);
}
}
public void DrawBlockNode()
{
// Draggable Block Node
if (Position.Contains(Event.current.mousePosition) && Event.current.type == EventType.MouseDown && !(edgeNodeSelected || edgeNodeHovered))
{
blockSelected = true;
}
if (blockSelected && Event.current.type == EventType.MouseUp)
{
blockSelected = false;
offsetPos = null;
}
if (blockSelected)
{
guiDepth = 1;
// Enables drag and drop from any section of the block clicked
if (offsetPos == null)
{
offsetPos = new Vector2(Mouse.screenPos.x - Position.x, Mouse.screenPos.y - Position.y);
}
// Utilize grid class for quantizing movement
Position.x = Grid.SnapToGrid(Mouse.screenPos.x - offsetPos.Value.x);
Position.y = Grid.SnapToGrid(Mouse.screenPos.y - offsetPos.Value.y);
UpdateEdgeNodes();
}
else
{
guiDepth = 2;
}
// Render Block Node, followed by its connectors
GUI.depth = guiDepth;
if (GUI.Button(Position, Icon, GetBlockStyle(Icon)))
{
CommEngrUtils.Log(string.Format("Block with Rect({0}, {1}, {2}, {3}) clicked!",
Position.x, Position.y, Position.width, Position.height));
}
// Selectable Edge Nodes
GUI.depth = 0;
foreach (var edgeNode in EdgeNodes)
{
if (edgeNode.Value.Position.Contains(Event.current.mousePosition))
{
edgeNodeHovered = true;
}
else
{
edgeNodeHovered = false;
}
if (edgeNodeHovered && Input.GetMouseButtonDown(0))
{
screenPt1 = new Vector2(edgeNode.Value.Position.x, (float)Screen.height - edgeNode.Value.Position.y);
edgeNodeSelected = true;
callDrawEdge = true;
}
if (edgeNodeSelected && Input.GetMouseButtonDown(1))
{
callDrawEdge = false;
edgeNodeHovered = false;
edgeNodeSelected = false;
}
if (GUI.Button(edgeNode.Value.Position, "EN"))
{
}
if (edgeNodeSelected)
{
}
if (callDrawEdge)
{
GLUtils.DrawConnection(screenPt1 + new Vector2(edgeNode.Value.Position.width / 2f, edgeNode.Value.Position.height / 2f), Mouse.screenPos, Color.red, 10f);
}
}
}