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Refactor arrow scene, give it reversibility and color

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This commit is contained in:
Sebastian Morr 2020-10-29 16:59:46 +01:00
parent 6b612c083d
commit 25d8905df8
6 changed files with 41 additions and 138 deletions
scenes
arrow.gd

56
scenes/arrow.gd
View file

@ -1,12 +1,13 @@
extends Node2D
var source: String
var target: String
var target: String setget set_target
var color = Color("333333") setget set_color
var repository: Control
func _ready():
pass
set_color(color)
func _process(_delta):
position = Vector2(0,0)
@ -15,28 +16,35 @@ func _process(_delta):
return
var start = repository.objects[source].position
var end = start + Vector2(0, 60)
var end = start
if repository and repository.objects.has(target) and repository.objects[target].visible:
var t = repository.objects[target]
end = t.position
$Target.hide()
$Line.show()
$Tip.show()
else:
$Target.text = target
if $Target.text.substr(0, 5) != "refs/":
$Target.text = ""
$Target.show()
$Line.hide()
$Tip.hide()
var parent_position = get_parent().get_parent().position
$Line.points[1] = end - repository.objects[source].position
# Move the tip away from the object a bit.
$Line.points[1] -= $Line.points[1].normalized()*30
$Tip.position = $Line.points[1]
$Tip.rotation = PI+$Line.points[0].angle_to($Line.points[1])
var show_arrow = repository.objects.has(target) and repository.objects[target].visible and repository.objects[source].visible and repository.objects[source].type != "head"
if repository.objects[source].type == "head":
$Tip.hide()
$Line.hide()
if show_arrow:
end = repository.objects[target].position
$Target.hide()
$Line.visible = show_arrow
$Tip.visible = show_arrow
if $Target.text.substr(0, 5) != "refs/":
$Target.text = ""
$Line.points[0] = start - parent_position
$Line.points[1] = end - parent_position
#$Line.points[0] += ($Line.points[1] - $Line.points[0]).normalized()*30
$Line.points[1] -= ($Line.points[1] - $Line.points[0]).normalized()*30
$Tip.position = $Line.points[1]
$Tip.rotation = PI + atan2($Line.points[0].y - $Line.points[1].y, $Line.points[0].x - $Line.points[1].x)
func set_color(new_color):
color = new_color
$Line.default_color = new_color
$Tip/Polygon.color = new_color
func set_target(new_target):
target = new_target
$Target.text = new_target