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WIP: Support dragging and dropping block resources to the canvas #205

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WIP: Support dragging and dropping block resources to the canvas #205

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22 changes: 22 additions & 0 deletions addons/block_code/ui/block_canvas/block_canvas.gd
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
extends MarginContainer

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 InstructionTree = preload("res://addons/block_code/instruction_tree/instruction_tree.gd")
Expand Down Expand Up @@ -55,6 +56,27 @@ func _ready():
_populate_block_scenes_by_class()


func _can_drop_data(at_position: Vector2, data: Variant) -> bool:
return true


func _drop_data(at_position: Vector2, data: Variant) -> void:
if typeof(data) != TYPE_DICTIONARY:
return

data = data as Dictionary

if data.get("type") != "files":
return

for file in data.get("files", []):
var resource = load(file)
if resource is BlockDefinition:
var block = Util.instantiate_block(resource)
add_block(block, at_position)
reconnect_block.emit(block)


func _populate_block_scenes_by_class():
for _class in ProjectSettings.get_global_class_list():
if not _class.base.ends_with("Block"):
Expand Down
2 changes: 2 additions & 0 deletions addons/block_code/ui/block_canvas/block_canvas.tscn
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Expand Up @@ -15,10 +15,12 @@ script = ExtResource("1_tk8h2")

[node name="Panel" type="Panel" parent="."]
layout_mode = 2
mouse_filter = 2

[node name="WindowContainer" type="Control" parent="."]
clip_contents = true
layout_mode = 2
mouse_filter = 2

[node name="Window" type="Control" parent="WindowContainer"]
unique_name_in_owner = true
Expand Down