LayoutTests/fast/canvas/canvas-shadow_t01.dart

/*
 * Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 * for details. All rights reserved. Use of this source code is governed by a
 * BSD-style license that can be found in the LICENSE file.
 */
/** 
 * @description Some tests for Canvas shadows
 */
import "dart:html";
import "dart:math" as Math;
import "../../testcommon.dart";
import "../../../Utils/async_utils.dart";

main() {
  var ctx = createContext2d("canvas");

  ctx.fillStyle = "green";
  ctx.fillRect(0,0,100,100);

  ctx.shadowColor = "green";
  ctx.shadowOffsetX = 0;
  ctx.shadowOffsetY = 0;
  ctx.shadowBlur = 0;

  var imageData = ctx.getImageData(0, 0, 200, 50);
  var imgdata = imageData.data;
  shouldBe(imgdata[4], 0);
  shouldBe(imgdata[5], 128);
  shouldBe(imgdata[6], 0);

  ctx.clearRect(0,0,200,50);

  ctx.shadowColor = "green";
  ctx.shadowOffsetX = 100;
  ctx.shadowOffsetY = 0;
  ctx.shadowBlur = 2;

  ctx.fillStyle = "green";
  ctx.fillRect(0,0,100,50);

  imageData = ctx.getImageData(110, 10, 80, 30);
  imgdata = imageData.data;
  shouldBe(imgdata[4], 0);
  shouldBe(imgdata[5], 128);
  shouldBe(imgdata[6], 0);
}