Added guide color in Preferences

Scripts/Global.gd

@@ -29,6 +29,8 @@ var grid_width := 1
 var grid_height := 1
 # warning-ignore:unused_class_variable
 var grid_color := Color.black
+# warning-ignore:unused_class_variable
+var guide_color := Color.purple
 
 # Tools & options
 # warning-ignore:unused_class_variable

Scripts/PreferencesDialog.gd

@@ -161,3 +161,10 @@ func _on_GridHeightValue_value_changed(value : float) -> void:
 
 func _on_GridColor_color_changed(color : Color) -> void:
 	Global.grid_color = color
+
+func _on_GuideColor_color_changed(color : Color) -> void:
+	Global.guide_color = color
+	for canvas in Global.canvases:
+		for guide in canvas.get_children():
+			if guide is Guide:
+				guide.default_color = color

Scripts/Rulers/Guides.gd

@@ -11,6 +11,7 @@ var type = TYPE.HORIZONTAL
 
 func _ready() -> void:
 	width = 0.1
+	default_color = Global.guide_color
 
 # warning-ignore:unused_argument
 func _process(delta : float) -> void:

Scripts/Rulers/HorizontalRuler.gd

@@ -67,7 +67,6 @@ func _on_HorizontalRuler_pressed() -> void:
 		Global.vertical_ruler._on_VerticalRuler_pressed()
 	var guide := Guide.new()
 	guide.type = guide.TYPE.HORIZONTAL
-	guide.default_color = Color.purple
 	guide.add_point(Vector2(-99999, Global.canvas.current_pixel.y))
 	guide.add_point(Vector2(99999, Global.canvas.current_pixel.y))
 	Global.canvas.add_child(guide)

Scripts/Rulers/VerticalRuler.gd

@@ -62,7 +62,6 @@ func _on_VerticalRuler_pressed() -> void:
 		return
 	var guide := Guide.new()
 	guide.type = guide.TYPE.VERTICAL
-	guide.default_color = Color.purple
 	guide.add_point(Vector2(Global.canvas.current_pixel.x, -99999))
 	guide.add_point(Vector2(Global.canvas.current_pixel.x, 99999))
 	Global.canvas.add_child(guide)