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 5 var ballScale; 6 7 function drawBallInit(diameter) { 8 var metrics = canvasContext.measureText("Chrome"); 9 ballScale = diameter/metrics.width 10 } 11 12 function drawBall(x, y, angle) { 13 canvasContext.save(); 14 canvasContext.fillStyle = 'blue'; 15 canvasContext.translate(x, y); 16 canvasContext.rotate(angle); 17 canvasContext.scale(ballScale, ballScale); 18 canvasContext.textAlign = "center"; 19 canvasContext.fillText("Chrome", 0, 0); 20 canvasContext.restore(); 21 } 22
