toni@521
|
1 |
/**
|
toni@521
|
2 |
* Back 2 Browser Bytecode Translator
|
toni@521
|
3 |
* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
|
toni@521
|
4 |
*
|
toni@521
|
5 |
* This program is free software: you can redistribute it and/or modify
|
toni@521
|
6 |
* it under the terms of the GNU General Public License as published by
|
toni@521
|
7 |
* the Free Software Foundation, version 2 of the License.
|
toni@521
|
8 |
*
|
toni@521
|
9 |
* This program is distributed in the hope that it will be useful,
|
toni@521
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
toni@521
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
toni@521
|
12 |
* GNU General Public License for more details.
|
toni@521
|
13 |
*
|
toni@521
|
14 |
* You should have received a copy of the GNU General Public License
|
toni@521
|
15 |
* along with this program. Look for COPYING file in the top folder.
|
toni@521
|
16 |
* If not, see http://opensource.org/licenses/GPL-2.0.
|
toni@521
|
17 |
*/
|
toni@521
|
18 |
package org.apidesign.bck2brwsr.htmlpage.api;
|
toni@521
|
19 |
|
toni@1134
|
20 |
import net.java.html.canvas.GraphicsContext;
|
toni@521
|
21 |
import org.apidesign.bck2brwsr.core.JavaScriptBody;
|
toni@1138
|
22 |
import org.apidesign.bck2brwsr.htmlpage.HTML5GraphicsEnvironment;
|
toni@809
|
23 |
import static org.apidesign.bck2brwsr.htmlpage.api.Element.getAttribute;
|
toni@521
|
24 |
|
toni@521
|
25 |
/**
|
toni@521
|
26 |
*
|
toni@521
|
27 |
* @author Anton Epple <toni.epple@eppleton.de>
|
toni@521
|
28 |
*/
|
toni@1134
|
29 |
public class Canvas extends Element {
|
toni@521
|
30 |
|
toni@1125
|
31 |
public Canvas(String id) {
|
toni@521
|
32 |
super(id);
|
toni@521
|
33 |
}
|
toni@521
|
34 |
|
toni@521
|
35 |
public void setHeight(int height) {
|
toni@521
|
36 |
setAttribute(this, "height", height);
|
toni@521
|
37 |
}
|
toni@521
|
38 |
|
toni@521
|
39 |
public int getHeight() {
|
toni@809
|
40 |
Object ret = getAttribute(this, "height");
|
toni@809
|
41 |
return (ret instanceof Number) ? ((Number)ret).intValue(): Integer.MIN_VALUE;
|
toni@521
|
42 |
}
|
toni@521
|
43 |
|
toni@521
|
44 |
public void setWidth(int width) {
|
toni@521
|
45 |
setAttribute(this, "width", width);
|
toni@521
|
46 |
}
|
toni@521
|
47 |
|
toni@811
|
48 |
public int getWidth() {
|
toni@809
|
49 |
Object ret = getAttribute(this, "width");
|
toni@809
|
50 |
return (ret instanceof Number) ? ((Number)ret).intValue(): Integer.MIN_VALUE;
|
toni@521
|
51 |
}
|
toni@521
|
52 |
|
toni@521
|
53 |
@JavaScriptBody(
|
toni@521
|
54 |
args = {"el"},
|
jaroslav@592
|
55 |
body = "var e = window.document.getElementById(el._id());\n"
|
toni@521
|
56 |
+ "return e.getContext('2d');\n")
|
toni@1125
|
57 |
private native static Object getContextImpl(Canvas el);
|
toni@521
|
58 |
|
toni@1134
|
59 |
public GraphicsContext getContext() {
|
toni@1138
|
60 |
// System.err.println("called getContext");
|
toni@1134
|
61 |
return new GraphicsContext(new HTML5GraphicsEnvironment(getContextImpl(this), this));
|
toni@521
|
62 |
}
|
toni@521
|
63 |
|
toni@521
|
64 |
@Override
|
toni@521
|
65 |
void dontSubclass() {
|
toni@521
|
66 |
}
|
toni@521
|
67 |
}
|