| <!DOCTYPE HTML> |
| <html> |
| <!-- |
| Copyright 2007 The Closure Library Authors. All Rights Reserved. |
| |
| Use of this source code is governed by the Apache License, Version 2.0. |
| See the COPYING file for details. |
| --> |
| <head> |
| <title>Sub pixel rendering</title> |
| <script type="text/javascript" src="../../base.js"></script> |
| <script type="text/javascript"> |
| |
| goog.require('goog.dom'); |
| goog.require('goog.graphics'); |
| |
| </script> |
| <script type="text/javascript"> |
| |
| function testLineWidth() { |
| var graphics = goog.graphics.createGraphics(100, 100); |
| |
| // vertical line |
| for (var i = 0; i < 100; i++) { |
| var stroke = new goog.graphics.Stroke(i / 100, 'black'); |
| var path = graphics.createPath(); |
| path.moveTo(49.5, i); |
| path.lineTo(49.5, i + 1); |
| path.close(); |
| graphics.drawPath(path, stroke, null); |
| } |
| |
| // horizontal line |
| for (var i = 0; i < 100; i++) { |
| var stroke = new goog.graphics.Stroke(i / 100, 'black'); |
| var path = graphics.createPath(); |
| path.moveTo(i, 49.5); |
| path.lineTo(i + 1, 49.5); |
| path.close(); |
| graphics.drawPath(path, stroke, null); |
| } |
| |
| graphics.render(); |
| } |
| |
| function testLinePos() { |
| var graphics = goog.graphics.createGraphics(100, 100); |
| var stroke = new goog.graphics.Stroke(1, 'black'); |
| |
| // vertical line |
| for (var i = 0; i < 100; i++) { |
| var path = graphics.createPath(); |
| path.moveTo(49 + i / 100, i); |
| path.lineTo(49 + i / 100, i + 1); |
| path.close(); |
| graphics.drawPath(path, stroke, null); |
| } |
| |
| // horizontal line |
| for (var i = 0; i < 100; i++) { |
| var path = graphics.createPath(); |
| path.moveTo(i, 49.5 + i / 100); |
| path.lineTo(i + 1, 49.5 + i / 100); |
| path.close(); |
| graphics.drawPath(path, stroke, null); |
| } |
| |
| graphics.render(); |
| } |
| |
| </script> |
| </head> |
| <body> |
| <script> |
| testLineWidth(); |
| document.write('<br>'); |
| testLinePos(); |
| </script> |
| </body> |
| </html> |
