1 /*
2 * Copyright (c) 2010 Alex Moffat
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 * THE SOFTWARE.
21 */
22
23 package org.utgenome.gwt.ipad.event;
24
25 import com.google.gwt.core.client.JsArray;
26 import com.google.gwt.dom.client.NativeEvent;
27 import com.google.gwt.event.dom.client.DomEvent;
28 import com.google.gwt.event.shared.EventHandler;
29
30 /**
31 * Common code for all touch events.
32 *
33 * @author amoffat Alex Moffat
34 */
35 public abstract class TouchEvent<H extends EventHandler> extends DomEvent<H> {
36
37 public JsArray<Touch> changedTouches() {
38 return changedTouches(getNativeEvent());
39 }
40
41 private native JsArray<Touch> changedTouches(NativeEvent nativeEvent) /*-{
42 return nativeEvent.changedTouches;
43 }-*/;
44
45 public JsArray<Touch> targetTouches() {
46 return targetTouches(getNativeEvent());
47 }
48
49 private native JsArray<Touch> targetTouches(NativeEvent nativeEvent) /*-{
50 return nativeEvent.targetTouches;
51 }-*/;
52
53 public JsArray<Touch> touches() {
54 return touches(getNativeEvent());
55 }
56
57 private native JsArray<Touch> touches(NativeEvent nativeEvent) /*-{
58 return nativeEvent.touches;
59 }-*/;
60 }