01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: /**
18: * @author Oleg V. Khaschansky
19: * @version $Revision$
20: *
21: * @date: Nov 14, 2005
22: */package org.apache.harmony.awt.gl.linux;
23:
24: import java.awt.GraphicsDevice;
25: import java.awt.HeadlessException;
26:
27: import org.apache.harmony.awt.gl.CommonGraphicsEnvironment;
28: import org.apache.harmony.awt.wtk.linux.LinuxWindowFactory;
29: import org.apache.harmony.awt.nativebridge.linux.X11;
30:
31: public class XGraphicsEnvironment extends CommonGraphicsEnvironment {
32: private static final X11 x11 = X11.getInstance();
33:
34: private long display;
35: private XGraphicsDevice devices[];
36: private int defaultDeviceNum;
37:
38: public XGraphicsEnvironment(LinuxWindowFactory winFactory) {
39: display = winFactory.getDisplay();
40: // LinuxWindowFactory is able to use only default screen
41: // but there can be several screens actually
42: int nScreens = x11.XScreenCount(display);
43: devices = new XGraphicsDevice[nScreens];
44: for (int i = 0; i < nScreens; i++) {
45: devices[i] = new XGraphicsDevice(display, i);
46: }
47: defaultDeviceNum = x11.XDefaultScreen(display);
48: }
49:
50: public GraphicsDevice getDefaultScreenDevice()
51: throws HeadlessException {
52: return devices[defaultDeviceNum];
53: }
54:
55: public GraphicsDevice[] getScreenDevices() throws HeadlessException {
56: XGraphicsDevice res[] = new XGraphicsDevice[devices.length];
57: for (int i = 0; i < res.length; i++) {
58: res[i] = devices[i];
59: }
60:
61: return res;
62: }
63:
64: }
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