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extends Node2D
class_name ButtonTest
export var text = "Hello, Button" setget _text
# Force a fixed width if != -1
export var fixed_width = -1
signal on_click()
var is_hovered = false
#############
# INTERNALS #
#############
onready var stretcher : Node2D = $Middle
onready var left : Node2D = $Left
onready var right : Node2D = $Right
onready var hitbox : CollisionShape2D = $Hitbox
const BASE_WIDTH = 6
const BASE_HEIGHT = 16
const theme : Theme = preload("res://fonts/Flipps_Theme.tres")
const left_nohover = preload("res://textures/components/button/left.png")
const left_hover = preload("res://textures/components/button/left_hover.png")
const left_press = preload("res://textures/components/button/left_press.png")
const middle_nohover = preload("res://textures/components/button/middle.png")
const middle_hover = preload("res://textures/components/button/middle_hover.png")
const middle_press = preload("res://textures/components/button/middle_press.png")
const right_nohover = preload("res://textures/components/button/right.png")
const right_hover = preload("res://textures/components/button/right_hover.png")
const right_press = preload("res://textures/components/button/right_press.png")
onready var label = Label.new()
func _ready():
label.theme = theme
add_child(label)
_text_changed()
func _text(value):
text = value
if label == null:
return
_text_changed()
func _text_changed():
label.text = ""
label.rect_size = Vector2(0,0)
label.text = text
label.rect_position = -label.rect_size / 2
var width = label.rect_size.x
if fixed_width > 0:
width = fixed_width
stretcher.scale.x = width / BASE_WIDTH
left.position.x = -width / 2 - BASE_WIDTH
right.position.x = width / 2 + BASE_WIDTH
hitbox.shape = RectangleShape2D.new()
hitbox.shape.extents.y = 32
hitbox.shape.extents.x = right.position.x + right.scale.x * BASE_WIDTH / 2
update()
label.update()
func _on_ButtonTest_input_event(viewport, event, shape_idx):
if not (event is InputEventMouseButton):
return
if not event.pressed:
_set_pressed(false)
return
_set_pressed(true)
if not (event.button_index == BUTTON_LEFT):
return
emit_signal("on_click")
func _set_all_textures(l, m, r):
left.texture = l
stretcher.texture = m
right.texture = r
func _set_pressed(press: bool):
if press:
label.rect_position = -label.rect_size / 2 + Vector2(0, 4)
_set_all_textures(left_press, middle_press, right_press)
else:
label.rect_position = -label.rect_size / 2
_set_all_textures(left_hover, middle_hover, right_hover)
func _on_ButtonTest_mouse_entered():
if not is_hovered:
_set_all_textures(left_hover, middle_hover, right_hover)
is_hovered = true
func _on_ButtonTest_mouse_exited():
if is_hovered:
_set_all_textures(left_nohover, middle_nohover, right_nohover)
is_hovered = false
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