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https://github.com/Orama-Interactive/Pixelorama.git
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93 lines
2.6 KiB
GDScript
93 lines
2.6 KiB
GDScript
class_name ImageEffect extends AcceptDialog
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# Parent class for all image effects
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# Methods that have "pass" are meant to be replaced by the inherited Scripts
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enum {CEL, FRAME, ALL_FRAMES, ALL_PROJECTS}
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var affect : int = CEL
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var pixels := []
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var current_cel : Image
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var current_frame : Image
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var preview_image : Image
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var preview_texture : ImageTexture
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var preview : TextureRect
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var selection_checkbox : CheckBox
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var affect_option_button : OptionButton
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func _ready() -> void:
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set_nodes()
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current_cel = Image.new()
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current_frame = Image.new()
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current_frame.create(Global.current_project.size.x, Global.current_project.size.y, false, Image.FORMAT_RGBA8)
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preview_image = Image.new()
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preview_texture = ImageTexture.new()
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connect("about_to_show", self, "_about_to_show")
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connect("popup_hide", self, "_popup_hide")
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connect("confirmed", self, "_confirmed")
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if selection_checkbox:
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selection_checkbox.connect("toggled", self, "_on_SelectionCheckBox_toggled")
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if affect_option_button:
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affect_option_button.connect("item_selected", self, "_on_AffectOptionButton_item_selected")
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func _about_to_show() -> void:
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current_cel = Global.current_project.frames[Global.current_project.current_frame].cels[Global.current_project.current_layer].image
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var frame = Global.current_project.frames[Global.current_project.current_frame]
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Export.blend_layers(current_frame, frame)
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if selection_checkbox:
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_on_SelectionCheckBox_toggled(selection_checkbox.pressed)
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else:
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update_preview()
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update_transparent_background_size()
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func _confirmed() -> void:
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pass
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func set_nodes() -> void:
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pass
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func _on_SelectionCheckBox_toggled(button_pressed : bool) -> void:
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pixels.clear()
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if button_pressed:
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pixels = Global.current_project.selected_pixels.duplicate()
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else:
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for x in Global.current_project.size.x:
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for y in Global.current_project.size.y:
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pixels.append(Vector2(x, y))
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update_preview()
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func _on_AffectOptionButton_item_selected(index : int) -> void:
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affect = index
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update_preview()
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func update_preview() -> void:
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pass
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func update_transparent_background_size() -> void:
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if !preview:
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return
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var image_size_y = preview.rect_size.y
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var image_size_x = preview.rect_size.x
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if preview_image.get_size().x > preview_image.get_size().y:
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var scale_ratio = preview_image.get_size().x / image_size_x
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image_size_y = preview_image.get_size().y / scale_ratio
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else:
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var scale_ratio = preview_image.get_size().y / image_size_y
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image_size_x = preview_image.get_size().x / scale_ratio
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preview.get_node("TransparentChecker").rect_size.x = image_size_x
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preview.get_node("TransparentChecker").rect_size.y = image_size_y
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func _popup_hide() -> void:
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Global.dialog_open(false)
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