broken_seals/game/texture_tools/LayeredTextureMaker.gd

112 lines
2.4 KiB
GDScript

tool
extends Node2D
class_name LayeredTextureMaker
export(Vector2) var texture_size : Vector2 = Vector2(16, 16) setget set_tex_size
export(Texture) var texture : Texture = null
export(float) var refresh_rate : float = 2.0
export(bool) var save : bool = false setget save_set
var preview_node : Sprite = null
var viewport : Viewport = null
var last_refresh : float = 0
var queued_save : bool = false
const DEBUG_TREE : bool = false
func _enter_tree():
if not Engine.editor_hint:
return
set_meta("_edit_lock_", true)
#emit_signal("item_lock_status_changed")
create_preview()
set_process(true)
func create_preview():
for c in get_children():
if c.name == "Preview":
c.name = "------"
c.queue_free()
break
preview_node = Sprite.new() as Sprite
preview_node.name = "Preview"
preview_node.centered = false
add_child(preview_node)
if Engine.editor_hint and DEBUG_TREE:
preview_node.owner = get_tree().edited_scene_root
viewport = Viewport.new()
preview_node.add_child(viewport)
if Engine.editor_hint and DEBUG_TREE:
viewport.owner = get_tree().edited_scene_root
viewport.set_vflip(true)
viewport.set_size(texture_size)
preview_node.set_texture(null)
preview_node.set_texture(viewport.get_texture())
set_process(true)
func _process(delta):
if (queued_save):
save()
#not the best solution, but works for now
last_refresh += delta
if (last_refresh > refresh_rate):
last_refresh -= refresh_rate
for ch in viewport.get_children():
ch.queue_free()
for ch in get_children():
if ch.name == "Preview":
continue
var n = ch.duplicate()
viewport.add_child(n)
if Engine.editor_hint and DEBUG_TREE:
n.owner = get_tree().edited_scene_root
if get_children().has(preview_node) and get_child(get_child_count() - 1) != preview_node:
move_child(preview_node, get_child_count() - 1)
queued_save = true
func save() -> void:
queued_save = false
if texture == null:
#print("LayeredTextureMaker: Set a target texture!")
return
texture.set_data(viewport.get_texture().get_data())
func preview_refresh() -> void:
for ch in viewport.get_children():
ch.queue_free()
for ch in get_children():
if ch.name == "Preview":
continue
viewport.add_child(ch.duplicate())
func set_tex_size(size : Vector2) -> void:
texture_size = size
create_preview()
func save_set(val):
if val:
save()