From a6b1f2da59f52c151157c08e0fdcf87e9aa70f30 Mon Sep 17 00:00:00 2001
From: Kazhnuz <antoine@sortilege.net>
Date: Sat, 13 Apr 2019 10:44:07 +0200
Subject: [PATCH] modules/menusystem: add a way to easily invalidate widget
 canvas

---
 gamecore/modules/menusystem/widgets/init.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gamecore/modules/menusystem/widgets/init.lua b/gamecore/modules/menusystem/widgets/init.lua
index 92b22eb..9c02e5a 100644
--- a/gamecore/modules/menusystem/widgets/init.lua
+++ b/gamecore/modules/menusystem/widgets/init.lua
@@ -66,6 +66,10 @@ function BaseWidget:redrawCanvas()
   imageData:release( )
 end
 
+function BaseWidget:invalidateCanvas()
+  self.canvas.needRedraw = true
+end
+
 function BaseWidget:drawCanvas()
   self.r = love.math.random(128)/256
   self.g = love.math.random(128)/256