WIP: Blocks in-game changes and example

addons/block_code/drag_manager/drag_manager.gd

@@ -24,8 +24,10 @@ var drag: Drag = null
 
 
 func _ready():
-	_picker = get_node(picker_path)
-	_block_canvas = get_node(block_canvas_path)
+	if picker_path:
+		_picker = get_node(picker_path)
+	if block_canvas_path:
+		_block_canvas = get_node(block_canvas_path)
 
 
 func _process(_delta):
@@ -55,7 +57,8 @@ func drag_block(block: Block, copied_from: Block = null, offset: Vector2 = Vecto
 
 	drag = Drag.new(block, block_scope, offset, _block_canvas)
 	drag.set_snap_points(get_tree().get_nodes_in_group("snap_point"))
-	drag.add_delete_area(_picker.get_global_rect())
+	if _picker:
+		drag.add_delete_area(_picker.get_global_rect())
 	if block is ParameterBlock and block.spawned_by:
 		drag.add_delete_area(block.spawned_by.get_global_rect())
 	add_child(drag)

addons/block_code/examples/demo_ingame/demo_ingame.gd

@@ -0,0 +1,42 @@
+extends Control
+
+@onready var _context := BlockEditorContext.get_default()
+
+@onready var block_code_node: BlockCode = %BlockCode
+@onready var block_canvas: MarginContainer = %BlockCanvas
+@onready var drag_manager: Control = %DragManager
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	block_canvas.reconnect_block.connect(drag_manager.connect_block_canvas_signals)
+	drag_manager.block_dropped.connect(save_script)
+	drag_manager.block_modified.connect(save_script)
+	_context.block_code_node = block_code_node
+
+
+func _input(event):
+	if event is InputEventMouseButton:
+		var mouse_event: InputEventMouseButton = event as InputEventMouseButton
+		if mouse_event.button_index == MOUSE_BUTTON_LEFT:
+			if mouse_event.pressed:
+				# Release focus
+				var focused_node := get_viewport().gui_get_focus_owner()
+				if focused_node:
+					focused_node.release_focus()
+			else:
+				drag_manager.drag_ended()
+
+
+func save_script():
+	if _context.block_code_node == null:
+		print("No script loaded to save.")
+		return
+
+	var block_script: BlockScriptSerialization = _context.block_script
+	block_canvas.rebuild_ast_list()
+	block_canvas.rebuild_block_serialization_trees()
+	var generated_script = block_canvas.generate_script_from_current_window()
+	if generated_script != block_script.generated_script:
+		block_script.generated_script = generated_script
+		block_code_node._update_parent_script()

addons/block_code/examples/demo_ingame/demo_ingame.tscn

@@ -0,0 +1,111 @@
+[gd_scene load_steps=19 format=3 uid="uid://cytyr4s3vkoqm"]
+
+[ext_resource type="Script" path="res://addons/block_code/examples/demo_ingame/demo_ingame.gd" id="1_6vqkq"]
+[ext_resource type="PackedScene" uid="uid://c6vumewgnfquy" path="res://addons/block_code/ui/block_canvas/block_canvas.tscn" id="2_7wcyd"]
+[ext_resource type="Texture2D" uid="uid://dk8joxmlxu82l" path="res://icon.png" id="2_saega"]
+[ext_resource type="Script" uid="uid://cumxsbxj56dmk" path="res://addons/block_code/block_code_node/block_code.gd" id="3_com2k"]
+[ext_resource type="Script" uid="uid://brx1cabdmgu38" path="res://addons/block_code/serialization/block_serialization_tree.gd" id="4_dmtl1"]
+[ext_resource type="Script" uid="uid://u035wsjd5tpj" path="res://addons/block_code/serialization/block_serialization.gd" id="5_fjkgv"]
+[ext_resource type="Script" uid="uid://tlsvrkc3fubl" path="res://addons/block_code/serialization/block_script_serialization.gd" id="6_nae1f"]
+[ext_resource type="Script" uid="uid://duvgxorhfitb7" path="res://addons/block_code/serialization/value_block_serialization.gd" id="7_25a4o"]
+[ext_resource type="Script" uid="uid://bwkinr8omutpw" path="res://addons/block_code/code_generation/variable_definition.gd" id="7_qrh5q"]
+[ext_resource type="PackedScene" uid="uid://cph1k5cfximbf" path="res://addons/block_code/drag_manager/drag_manager.tscn" id="10_kgp86"]
+
+[sub_resource type="Resource" id="Resource_7j0jm"]
+script = ExtResource("5_fjkgv")
+name = &"Node2D_change_rotation_degrees"
+children = Array[ExtResource("5_fjkgv")]([])
+arguments = {
+"value": -1.0
+}
+
+[sub_resource type="Resource" id="Resource_p7e31"]
+script = ExtResource("5_fjkgv")
+name = &"Node2D_change_rotation_degrees"
+children = Array[ExtResource("5_fjkgv")]([])
+arguments = {
+"value": 5.0
+}
+
+[sub_resource type="Resource" id="Resource_8vvuc"]
+script = ExtResource("5_fjkgv")
+name = &"process"
+children = Array[ExtResource("5_fjkgv")]([SubResource("Resource_7j0jm"), SubResource("Resource_p7e31")])
+arguments = {}
+
+[sub_resource type="Resource" id="Resource_43nhb"]
+script = ExtResource("4_dmtl1")
+root = SubResource("Resource_8vvuc")
+canvas_position = Vector2(75, 150)
+
+[sub_resource type="Resource" id="Resource_xn35n"]
+script = ExtResource("7_25a4o")
+name = &"mouse_position"
+arguments = {}
+
+[sub_resource type="Resource" id="Resource_y3fve"]
+script = ExtResource("5_fjkgv")
+name = &"Node2D_set_position"
+children = Array[ExtResource("5_fjkgv")]([])
+arguments = {
+"value": SubResource("Resource_xn35n")
+}
+
+[sub_resource type="Resource" id="Resource_k8cej"]
+script = ExtResource("4_dmtl1")
+root = SubResource("Resource_y3fve")
+canvas_position = Vector2(125, 397)
+
+[sub_resource type="Resource" id="Resource_ydoon"]
+script = ExtResource("6_nae1f")
+script_inherits = "Sprite2D"
+block_serialization_trees = Array[ExtResource("4_dmtl1")]([SubResource("Resource_43nhb"), SubResource("Resource_k8cej")])
+variables = Array[ExtResource("7_qrh5q")]([])
+generated_script = "extends Sprite2D
+
+
+func _process(delta):
+	rotation_degrees += -1
+	rotation_degrees += 5
+
+"
+version = 0
+
+[node name="DemoInGame" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 1
+script = ExtResource("1_6vqkq")
+
+[node name="HSplitContainer" type="HSplitContainer" parent="."]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="BlockCanvas" parent="HSplitContainer" instance=ExtResource("2_7wcyd")]
+unique_name_in_owner = true
+layout_mode = 2
+
+[node name="BoxContainer" type="BoxContainer" parent="HSplitContainer"]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="Icon" type="Sprite2D" parent="HSplitContainer/BoxContainer"]
+position = Vector2(290, 317)
+texture = ExtResource("2_saega")
+
+[node name="BlockCode" type="Node" parent="HSplitContainer/BoxContainer/Icon"]
+unique_name_in_owner = true
+script = ExtResource("3_com2k")
+block_script = SubResource("Resource_ydoon")
+
+[node name="DragManager" parent="." instance=ExtResource("10_kgp86")]
+unique_name_in_owner = true
+block_canvas_path = NodePath("../HSplitContainer/BlockCanvas")

addons/block_code/ui/block_canvas/block_canvas.gd

@@ -7,7 +7,6 @@ const BlocksCatalog = preload("res://addons/block_code/code_generation/blocks_ca
 const BlockCodePlugin = preload("res://addons/block_code/block_code_plugin.gd")
 const BlockDefinition = preload("res://addons/block_code/code_generation/block_definition.gd")
 const BlockTreeUtil = preload("res://addons/block_code/ui/block_tree_util.gd")
-const DragManager = preload("res://addons/block_code/drag_manager/drag_manager.gd")
 const ScriptGenerator = preload("res://addons/block_code/code_generation/script_generator.gd")
 const Types = preload("res://addons/block_code/types/types.gd")
 const Util = preload("res://addons/block_code/ui/util.gd")
@@ -37,8 +36,8 @@ const ZOOM_FACTOR: float = 1.1
 @onready var _replace_block_code_button: Button = %ReplaceBlockCodeButton
 
 @onready var _open_scene_icon = _open_scene_button.get_theme_icon("Load", "EditorIcons")
-@onready var _icon_zoom_out := EditorInterface.get_editor_theme().get_icon("ZoomLess", "EditorIcons")
-@onready var _icon_zoom_in := EditorInterface.get_editor_theme().get_icon("ZoomMore", "EditorIcons")
+@onready var _icon_zoom_out := EditorInterface.get_editor_theme().get_icon("ZoomLess", "EditorIcons") if EditorInterface.has_method("get_editor_theme") else null
+@onready var _icon_zoom_in := EditorInterface.get_editor_theme().get_icon("ZoomMore", "EditorIcons") if EditorInterface.has_method("get_editor_theme") else null
 
 @onready var _mouse_override: Control = %MouseOverride
 @onready var _zoom_buttons: HBoxContainer = %ZoomButtons
@@ -205,7 +204,9 @@ func set_child(n: Node):
 func _on_context_changed():
 	clear_canvas()
 
-	var edited_node = EditorInterface.get_inspector().get_edited_object() as Node
+	var edited_node
+	if EditorInterface.has_method("get_inspector"):
+		edited_node = EditorInterface.get_inspector().get_edited_object() as Node
 
 	if _context.block_script != _current_block_script:
 		_window.position = Vector2(0, 0)