73 lines
2.2 KiB
GDScript3
73 lines
2.2 KiB
GDScript3
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@tool
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extends PanelContainer
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# Had to use PanelContainer, because due to variable font sizes in the editor,
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# the contents of the VBoxContainer can vary in size, and so in height.
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# Which means the entire item can have variable size, not just because of DPI.
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# In such cases, the hierarchy must be made of containers that grow based on their children.
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const HT_ColorMaterial = preload("./display_color_material.tres")
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const HT_ColorSliceShader = preload("./display_color_slice.gdshader")
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# TODO Can't preload because it causes the plugin to fail loading if assets aren't imported
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#const HT_DummyTexture = preload("../icons/empty.png")
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const DUMMY_TEXTURE_PATH = "res://addons/zylann.hterrain/tools/icons/empty.png"
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@onready var _texture_rect : TextureRect = $VB/TextureRect
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@onready var _label : Label = $VB/Label
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var _selected := false
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func set_text(text: String):
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_label.text = text
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func set_texture(texture: Texture, texture_layer: int):
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if texture is TextureLayered:
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var mat = _texture_rect.material
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if mat == null or not (mat is ShaderMaterial):
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mat = ShaderMaterial.new()
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mat.shader = HT_ColorSliceShader
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_texture_rect.material = mat
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mat.set_shader_parameter("u_texture_array", texture)
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mat.set_shader_parameter("u_index", texture_layer)
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_texture_rect.texture = load(DUMMY_TEXTURE_PATH)
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else:
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_texture_rect.texture = texture
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_texture_rect.material = HT_ColorMaterial
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func _gui_input(event: InputEvent):
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if event is InputEventMouseButton:
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if event.pressed:
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if event.button_index == MOUSE_BUTTON_LEFT:
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grab_focus()
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set_selected(true, true)
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if event.double_click:
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# Don't do this at home.
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# I do it here because this script is very related to its container anyways.
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get_parent().get_parent()._on_item_activated(self)
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func set_selected(selected: bool, notify: bool):
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if selected == _selected:
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return
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_selected = selected
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queue_redraw()
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if _selected:
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_label.modulate = Color(0,0,0)
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else:
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_label.modulate = Color(1,1,1)
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if notify:
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get_parent().get_parent()._on_item_selected(self)
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func _draw():
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var color : Color
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if _selected:
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color = get_theme_color("accent_color", "Editor")
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else:
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color = Color(0.0, 0.0, 0.0, 0.5)
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# Draw background
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draw_rect(Rect2(Vector2(), size), color)
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