/*
* Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
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*/
package sun.awt;
import java.awt.*;
import java.awt.color.*;
import java.awt.image.*;
import sun.awt.image.ToolkitImage;
import sun.awt.image.ImageRepresentation;
import java.util.Arrays;
public class IconInfo {
/**
* Representation of image as an int array.
* It's used on platforms where icon data
* is expected to be in 32-bit format.
*/
private int[] intIconData;
/**
* Representation of image as an long array.
* It's used on platforms where icon data
* is expected to be in 64-bit format.
*/
private long[] longIconData;
/**
* Icon image.
*/
private Image image;
/**
* Width of icon image. Being set in constructor.
*/
private final int width;
/**
* Height of icon image. Being set in constructor.
*/
private final int height;
/**
* Width of scaled icon image. Can be set in setScaledDimension.
*/
private int scaledWidth;
/**
* Height of scaled icon image. Can be set in setScaledDimension.
*/
private int scaledHeight;
/**
* Length of raw data. Being set in constructor / setScaledDimension.
*/
private int rawLength;
public IconInfo(int[] intIconData) {
this.intIconData =
(null == intIconData) ? null : Arrays.copyOf(intIconData, intIconData.length);
this.width = intIconData[0];
this.height = intIconData[1];
this.scaledWidth = width;
this.scaledHeight = height;
this.rawLength = width * height + 2;
}
public IconInfo(long[] longIconData) {
this.longIconData =
(null == longIconData) ? null : Arrays.copyOf(longIconData, longIconData.length);
this.width = (int)longIconData[0];
this.height = (int)longIconData[1];
this.scaledWidth = width;
this.scaledHeight = height;
this.rawLength = width * height + 2;
}
public IconInfo(Image image) {
this.image = image;
if (image instanceof ToolkitImage) {
ImageRepresentation ir = ((ToolkitImage)image).getImageRep();
ir.reconstruct(ImageObserver.ALLBITS);
this.width = ir.getWidth();
this.height = ir.getHeight();
} else {
this.width = image.getWidth(null);
this.height = image.getHeight(null);
}
this.scaledWidth = width;
this.scaledHeight = height;
this.rawLength = width * height + 2;
}
/*
* It sets size of scaled icon.
*/
public void setScaledSize(int width, int height) {
this.scaledWidth = width;
this.scaledHeight = height;
this.rawLength = width * height + 2;
}
public boolean isValid() {
return (width > 0 && height > 0);
}
public int getWidth() {
return width;
}
public int getHeight() {
return height;
}
public String toString() {
return "IconInfo[w=" + width + ",h=" + height + ",sw=" + scaledWidth + ",sh=" + scaledHeight + "]";
}
public int getRawLength() {
return rawLength;
}
public int[] getIntData() {
if (this.intIconData == null) {
if (this.longIconData != null) {
this.intIconData = longArrayToIntArray(longIconData);
} else if (this.image != null) {
this.intIconData = imageToIntArray(this.image, scaledWidth, scaledHeight);
}
}
return this.intIconData;
}
public long[] getLongData() {
if (this.longIconData == null) {
if (this.intIconData != null) {
this.longIconData = intArrayToLongArray(this.intIconData);
} else if (this.image != null) {
int[] intIconData = imageToIntArray(this.image, scaledWidth, scaledHeight);
this.longIconData = intArrayToLongArray(intIconData);
}
}
return this.longIconData;
}
public Image getImage() {
if (this.image == null) {
if (this.intIconData != null) {
this.image = intArrayToImage(this.intIconData);
} else if (this.longIconData != null) {
int[] intIconData = longArrayToIntArray(this.longIconData);
this.image = intArrayToImage(intIconData);
}
}
return this.image;
}
private static int[] longArrayToIntArray(long[] longData) {
int[] intData = new int[longData.length];
for (int i = 0; i < longData.length; i++) {
// Such a conversion is valid since the
// original data (see
// make/sun/xawt/ToBin.java) were ints
intData[i] = (int)longData[i];
}
return intData;
}
private static long[] intArrayToLongArray(int[] intData) {
long[] longData = new long[intData.length];
for (int i = 0; i < intData.length; i++) {
longData[i] = (int)intData[i];
}
return longData;
}
static Image intArrayToImage(int[] raw) {
ColorModel cm =
new DirectColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 32,
0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000,
false, DataBuffer.TYPE_INT);
DataBuffer buffer = new DataBufferInt(raw, raw.length-2, 2);
WritableRaster raster =
Raster.createPackedRaster(buffer, raw[0], raw[1],
raw[0],
new int[] {0x00ff0000, 0x0000ff00,
0x000000ff, 0xff000000},
null);
BufferedImage im = new BufferedImage(cm, raster, false, null);
return im;
}
/*
* Returns array of integers which holds data for the image.
* It scales the image if necessary.
*/
static int[] imageToIntArray(Image image, int width, int height) {
if (width <= 0 || height <= 0) {
return null;
}
ColorModel cm =
new DirectColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 32,
0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000,
false, DataBuffer.TYPE_INT);
DataBufferInt buffer = new DataBufferInt(width * height);
WritableRaster raster =
Raster.createPackedRaster(buffer, width, height,
width,
new int[] {0x00ff0000, 0x0000ff00,
0x000000ff, 0xff000000},
null);
BufferedImage im = new BufferedImage(cm, raster, false, null);
Graphics g = im.getGraphics();
g.drawImage(image, 0, 0, width, height, null);
g.dispose();
int[] data = buffer.getData();
int[] raw = new int[width * height + 2];
raw[0] = width;
raw[1] = height;
System.arraycopy(data, 0, raw, 2, width * height);
return raw;
}
}