1
0
Fork 0
mirror of https://github.com/Orama-Interactive/Pixelorama.git synced 2025-03-15 15:55:18 +00:00
Pixelorama/src/UI/Canvas/MouseGuide.gd
2024-03-23 04:36:26 +02:00

76 lines
2.1 KiB
GDScript

extends Line2D
enum Types { VERTICAL, HORIZONTAL }
const INPUT_WIDTH := 4
@export var type := 0
var track_mouse := true
var _texture := preload("res://assets/graphics/dotted_line.png")
func _ready() -> void:
# Add a subtle difference to the normal guide color by mixing in some green
default_color = Global.guide_color.lerp(Color(0.2, 0.92, 0.2), .6)
texture = _texture
texture_repeat = CanvasItem.TEXTURE_REPEAT_ENABLED
texture_mode = Line2D.LINE_TEXTURE_TILE
await get_tree().process_frame
await get_tree().process_frame
width = 2.0 / Global.camera.zoom.x
draw_guide_line()
func draw_guide_line() -> void:
if type == Types.HORIZONTAL:
points[0] = Vector2(-19999, 0)
points[1] = Vector2(19999, 0)
else:
points[0] = Vector2(0, 19999)
points[1] = Vector2(0, -19999)
func _input(event: InputEvent) -> void:
if !Global.show_mouse_guides or !Global.can_draw:
visible = false
return
visible = true
if event is InputEventMouseMotion:
var mouse_point := get_local_mouse_position().snapped(Vector2(0.5, 0.5))
var project_size := Global.current_project.size
if Rect2(Vector2.ZERO, project_size).has_point(mouse_point):
visible = true
else:
visible = false
return
if type == Types.HORIZONTAL:
points[0].y = mouse_point.y
points[1].y = mouse_point.y
else:
points[0].x = mouse_point.x
points[1].x = mouse_point.x
queue_redraw()
func _draw() -> void:
width = 2.0 / Global.camera.zoom.x
var viewport_size := get_viewport_rect().size
var zoom := Global.camera.zoom
# An array of the points that make up the corners of the viewport
var viewport_poly := PackedVector2Array(
[Vector2.ZERO, Vector2(viewport_size.x, 0), viewport_size, Vector2(0, viewport_size.y)]
)
# Adjusting viewport_poly to take into account the camera offset, zoom, and rotation
for p in range(viewport_poly.size()):
viewport_poly[p] = (
viewport_poly[p].rotated(Global.camera.rotation) * zoom
+ Vector2(
(
Global.camera.offset.x
- (viewport_size.rotated(Global.camera.rotation).x / 2) / zoom.x
),
(
Global.camera.offset.y
- (viewport_size.rotated(Global.camera.rotation).y / 2) / zoom.y
)
)
)