context port style and format

Author: williamchange

material_maker/panels/graph_edit/lazy_link/lazy_link.gd

@@ -16,8 +16,11 @@ var csf : float
 var popup_menu_item_height : int
 
 const MAX_POPUP_HEIGHT = 375
-const SLOT_SVG = "<svg width=\"16\"height=\"16\">
-		<circle cx=\"8\"cy=\"8\"r=\"5\"fill=\"#FFF\"/></svg>"
+const SLOT_SVG = """
+	<svg width="16" height="16">
+		<circle cx="8" cy="8" r="6" fill="#FFF" stroke="#000" stroke-width="1"/>
+	</svg>
+"""
 
 var inactive_color : Color
 var inactive_link_color : Color
@@ -26,13 +29,13 @@ var active_link_color : Color
 var context_color : Color
 var context_link_color : Color
 
-var source : GraphNode
-var target : GraphNode
+var source : MMGraphNodeMinimal
+var target : MMGraphNodeMinimal
 
 var frame: StyleBoxFlat
 var linked_frame: StyleBoxFlat
 
-var from_point: Vector2
+var from_point : Vector2
 var has_context : bool = false
 var is_lazy_linking: bool = false
 var is_context_link: bool = false
@@ -144,13 +147,13 @@ func invalidate_link() -> void:
 	has_context = false
 
 func show_node(node : LazyNode) -> void:
-	var color_rect := $NodeA if node else $NodeB
+	var color_rect : ColorRect = $NodeA if node else $NodeB
 	color_rect.show()
-	color_rect.position = get_local_mouse_position() - Vector2(16, 16) 
+	color_rect.position = get_local_mouse_position() - color_rect.size * 0.5
 	move_to_front()
 	queue_redraw()
 
-func port_attr(node : GraphNode, port_idx : int,
+func port_attr(node : MMGraphNodeMinimal, port_idx : int,
 		is_output : bool, key : String) -> String:
 	if node:
 		var defs : Array = (node.generator.get_output_defs()
@@ -159,7 +162,7 @@ func port_attr(node : GraphNode, port_idx : int,
 			return defs[port_idx][key]
 	return ""
 
-func has_input_link(node : GraphNode, port_idx : int) -> bool:
+func has_input_link(node : MMGraphNodeMinimal, port_idx : int) -> bool:
 	var graph : GraphEdit = get_parent()
 	if graph:
 		for c : Dictionary in graph.connections:
@@ -183,7 +186,7 @@ func connect_port_type(types : Array, allow_any : bool = false) -> bool:
 	return false
 
 func create_context_menu(is_output : bool, source_output : int = -1) -> void:
-	var context_node : GraphNode = source if is_output else target
+	var context_node : MMGraphNodeMinimal = source if is_output else target
 
 	# skip context menu if target node only has one input
 	if not is_output and context_node.get_input_port_count() == 1:
@@ -217,7 +220,7 @@ func create_context_menu(is_output : bool, source_output : int = -1) -> void:
 		var context_port_color : Color = (context_node.get_output_port_color(i)
 				if is_output else context_node.get_input_port_color(i))
 
-		var slot_icon : Image = Image.new()
+		var slot_icon := Image.new()
 		slot_icon.load_svg_from_buffer(SLOT_SVG.replace("#FFF",
 				"#" + context_port_color.to_html(false)).to_utf8_buffer())
 		popup.add_icon_item(ImageTexture.create_from_image(slot_icon), port_name)