2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.htmlpage.api;
20 import org.apidesign.bck2brwsr.core.JavaScriptBody;
21 import static org.apidesign.bck2brwsr.htmlpage.api.Element.getAttribute;
25 * @author Anton Epple <toni.epple@eppleton.de>
27 public class Canvas extends Element {
29 public Canvas(String id) {
33 public void setHeight(int height) {
34 setAttribute(this, "height", height);
37 public int getHeight() {
38 Object ret = getAttribute(this, "height");
39 return (ret instanceof Number) ? ((Number)ret).intValue(): Integer.MIN_VALUE;
42 public void setWidth(int width) {
43 setAttribute(this, "width", width);
46 public int getwidtht() {
47 Object ret = getAttribute(this, "width");
48 return (ret instanceof Number) ? ((Number)ret).intValue(): Integer.MIN_VALUE;
53 body = "var e = window.document.getElementById(el._id());\n"
54 + "return e.getContext('2d');\n")
55 private native static Object getContextImpl(Canvas el);
57 public GraphicsContext getContext() {
58 return new GraphicsContext(getContextImpl(this));