From 9f0db7bd713739c2da8b2cbfb9acb29b13f940e1 Mon Sep 17 00:00:00 2001
From: rom <romangraef@gmail.com>
Date: Mon, 26 Apr 2021 21:26:11 +0200
Subject: pathcolor go brr

---
 components/PathRenderer.gd | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'components')

diff --git a/components/PathRenderer.gd b/components/PathRenderer.gd
index 14853ce..ab5e19f 100644
--- a/components/PathRenderer.gd
+++ b/components/PathRenderer.gd
@@ -3,6 +3,7 @@ extends Node2D
 class_name PathRenderer
 
 export var path_color : Color = Color.brown setget _color
+export var target_color : Color = Color.red setget _target_color
 export var stroke_width : int = 6 setget _width
 var path : Path2D = null setget _path
 
@@ -14,6 +15,10 @@ func _color(value):
 	path_color = value
 	update()
 
+func _target_color(value):
+	target_color = value
+	update()
+
 func _path(value):
 	path = value
 	update()
@@ -23,9 +28,13 @@ func _draw():
 		return
 	var last_point = null
 	var points = path.curve.get_baked_points()
+	var length = path.curve.get_baked_length()
+	var dist = 0
 	for point in points:
 		if last_point == null:
 			last_point = point
 			continue
-		draw_line(last_point, point, path_color, stroke_width, false)
+		dist += (last_point - point).length()
+		var col = lerp(path_color, target_color, dist / length)
+		draw_line(last_point, point, col, stroke_width, false)
 		last_point = point
-- 
cgit