1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 var backGradient; 5 function prepareBackground() { 6 backGradient = canvasContext.createLinearGradient(0, 0, canvasWidth, 0); 7 backGradient.addColorStop(0, "#FF4040"); 8 backGradient.addColorStop(1, "#40FF40"); 9 } 10 11 function drawBackground() { 12 canvasContext.save(); 13 canvasContext.fillStyle = backGradient; 14 canvasContext.fillRect(0, 0, canvasWidth, canvasHeight); 15 canvasContext.restore(); 16 } 17