86 lines
2.2 KiB
GDScript3
86 lines
2.2 KiB
GDScript3
|
extends StaticBody3D
|
||
|
|
|
||
|
|
@onready var caret: MeshInstance3D = $Label/Caret
|
||
|
|
@onready var label: Label3D = $Label
|
||
|
|
@onready var animation: AnimationPlayer = $AnimationPlayer
|
||
|
|
|
||
|
|
var text: String = "Hello World":
|
||
|
|
set(value):
|
||
|
|
var old_text = text
|
||
|
|
text = value
|
||
|
|
label.text = value
|
||
|
|
gap_offsets = _calculate_text_gaps()
|
||
|
|
caret_position += text.length() - old_text.length()
|
||
|
|
|
||
|
|
var keyboard_input: bool = false
|
||
|
|
var gap_offsets = []
|
||
|
|
var caret_position: int = 3:
|
||
|
|
set(value):
|
||
|
|
caret_position = clampi(value, 0, text.length())
|
||
|
|
caret.position.x = gap_offsets[caret_position]
|
||
|
|
|
||
|
|
func _ready():
|
||
|
|
EventSystem.on_key_down.connect(func(event):
|
||
|
|
if EventSystem.is_focused(self) == false:
|
||
|
|
return
|
||
|
|
|
||
|
|
text = EventKey.key_to_string(event.key, event.shift_pressed, text.substr(0, caret_position)) + text.substr(caret_position, text.length())
|
||
|
|
)
|
||
|
|
|
||
|
|
func _input(event):
|
||
|
|
if event is InputEventKey && EventSystem.is_focused(self) && event.pressed:
|
||
|
|
if event.keycode == KEY_F1:
|
||
|
|
keyboard_input = !keyboard_input
|
||
|
|
return
|
||
|
|
|
||
|
|
if keyboard_input:
|
||
|
|
text = EventKey.key_to_string(event.keycode, event.shift_pressed, text.substr(0, caret_position)) + text.substr(caret_position, text.length())
|
||
|
|
|
||
|
|
func _process(_delta):
|
||
|
|
if get_tree().debug_collisions_hint && OS.get_name() != "Android":
|
||
|
|
_draw_debug_text_gaps()
|
||
|
|
|
||
|
|
func _calculate_caret_pos(click_pos_x: float):
|
||
|
|
for i in range(1, gap_offsets.size()):
|
||
|
|
var left = gap_offsets[i]
|
||
|
|
|
||
|
|
if click_pos_x < left:
|
||
|
|
return i - 1
|
||
|
|
|
||
|
|
return gap_offsets.size() - 1
|
||
|
|
|
||
|
|
|
||
|
|
func _on_focus_in(event):
|
||
|
|
gap_offsets = _calculate_text_gaps()
|
||
|
|
|
||
|
|
var pos_x = label.to_local(event.ray.get_collision_point()).x
|
||
|
|
|
||
|
|
caret_position = _calculate_caret_pos(pos_x)
|
||
|
|
animation.play("blink")
|
||
|
|
|
||
|
|
func _on_focus_out(_event):
|
||
|
|
animation.stop()
|
||
|
|
caret.hide()
|
||
|
|
|
||
|
|
func _calculate_text_gaps():
|
||
|
|
var font = label.get_font()
|
||
|
|
var offsets = [0.0]
|
||
|
|
|
||
|
|
var offset = 0.0
|
||
|
|
for i in range(text.length()):
|
||
|
|
var character = text[i]
|
||
|
|
var size = font.get_string_size(character, HORIZONTAL_ALIGNMENT_CENTER, -1, label.font_size)
|
||
|
|
|
||
|
|
offset += size.x * label.pixel_size
|
||
|
|
offsets.append(offset)
|
||
|
|
|
||
|
|
return offsets
|
||
|
|
|
||
|
|
func _draw_debug_text_gaps():
|
||
|
|
for offset in gap_offsets:
|
||
|
|
DebugDraw3D.draw_line(
|
||
|
|
label.to_global(Vector3(offset, -0.01, 0)),
|
||
|
|
label.to_global(Vector3(offset, 0.01, 0)),
|
||
|
|
Color(1, 0, 0),
|
||
|
|
)
|