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The Android Open Source Project
2009-03-03 18:28:45 -08:00
parent 076357b856
commit d83a98f4ce
5160 changed files with 0 additions and 2257808 deletions
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awt/java/awt/ToolkitImpl.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package java.awt;
import java.awt.im.InputMethodHighlight;
import java.awt.image.ColorModel;
import java.awt.image.ImageObserver;
import java.awt.image.ImageProducer;
import java.awt.peer.*;
import java.io.Serializable;
import java.net.URL;
import java.util.Hashtable;
import java.util.Map;
import org.apache.harmony.awt.gl.image.*;
import org.apache.harmony.awt.wtk.GraphicsFactory;
class ToolkitImpl extends Toolkit {
static final Hashtable<Serializable, Image> imageCache = new Hashtable<Serializable, Image>();
@Override
public void sync() {
lockAWT();
try {
} finally {
unlockAWT();
}
}
@Override
public int checkImage(Image image, int width, int height, ImageObserver observer) {
lockAWT();
try {
if (width == 0 || height == 0) {
return ImageObserver.ALLBITS;
}
if (!(image instanceof OffscreenImage)) {
return ImageObserver.ALLBITS;
}
OffscreenImage oi = (OffscreenImage) image;
return oi.checkImage(observer);
} finally {
unlockAWT();
}
}
@Override
public Image createImage(ImageProducer producer) {
lockAWT();
try {
return new OffscreenImage(producer);
} finally {
unlockAWT();
}
}
@Override
public Image createImage(byte[] imagedata, int imageoffset, int imagelength) {
lockAWT();
try {
return new OffscreenImage(new ByteArrayDecodingImageSource(imagedata, imageoffset,
imagelength));
} finally {
unlockAWT();
}
}
@Override
public Image createImage(URL url) {
lockAWT();
try {
return new OffscreenImage(new URLDecodingImageSource(url));
} finally {
unlockAWT();
}
}
@Override
public Image createImage(String filename) {
lockAWT();
try {
return new OffscreenImage(new FileDecodingImageSource(filename));
} finally {
unlockAWT();
}
}
@Override
public ColorModel getColorModel() {
lockAWT();
try {
return GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice()
.getDefaultConfiguration().getColorModel();
} finally {
unlockAWT();
}
}
@SuppressWarnings("deprecation")
@Override
@Deprecated
public FontMetrics getFontMetrics(Font font) {
lockAWT();
try {
GraphicsFactory gf = getGraphicsFactory();
return gf.getFontMetrics(font);
} finally {
unlockAWT();
}
}
@Override
public boolean prepareImage(Image image, int width, int height, ImageObserver observer) {
lockAWT();
try {
if (width == 0 || height == 0) {
return true;
}
if (!(image instanceof OffscreenImage)) {
return true;
}
OffscreenImage oi = (OffscreenImage) image;
return oi.prepareImage(observer);
} finally {
unlockAWT();
}
}
@Override
public void beep() {
lockAWT();
try {
// ???AWT: is there nothing to be implemented here?
} finally {
unlockAWT();
}
}
@SuppressWarnings("deprecation")
@Override
@Deprecated
public String[] getFontList() {
lockAWT();
try {
} finally {
unlockAWT();
}
return null;
}
@SuppressWarnings("deprecation")
@Override
@Deprecated
protected FontPeer getFontPeer(String a0, int a1) {
lockAWT();
try {
return null;
} finally {
unlockAWT();
}
}
@Override
public Image getImage(String filename) {
return getImage(filename, this);
}
static Image getImage(String filename, Toolkit toolkit) {
synchronized (imageCache) {
Image im = (filename == null ? null : imageCache.get(filename));
if (im == null) {
try {
im = toolkit.createImage(filename);
imageCache.put(filename, im);
} catch (Exception e) {
}
}
return im;
}
}
@Override
public Image getImage(URL url) {
return getImage(url, this);
}
static Image getImage(URL url, Toolkit toolkit) {
synchronized (imageCache) {
Image im = imageCache.get(url);
if (im == null) {
try {
im = toolkit.createImage(url);
imageCache.put(url, im);
} catch (Exception e) {
}
}
return im;
}
}
@Override
public int getScreenResolution() throws HeadlessException {
lockAWT();
try {
return 62;
} finally {
unlockAWT();
}
}
@Override
public Dimension getScreenSize() {
lockAWT();
try {
DisplayMode dm = GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice().getDisplayMode();
return new Dimension(dm.getWidth(), dm.getHeight());
} finally {
unlockAWT();
}
}
@Override
public Map<java.awt.font.TextAttribute, ?> mapInputMethodHighlight(
InputMethodHighlight highlight) throws HeadlessException {
lockAWT();
try {
return mapInputMethodHighlightImpl(highlight);
} finally {
unlockAWT();
}
}
@Override
protected EventQueue getSystemEventQueueImpl() {
return getSystemEventQueueCore().getActiveEventQueue();
}
}