/*
* 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 org.apache.sanselan.formats.icns;
import java.io.UnsupportedEncodingException;
public class IcnsType
{
private final int type;
private final int width;
private final int height;
private final int bitsPerPixel;
private final boolean hasMask;
public static final IcnsType ICNS_16x12_1BIT_IMAGE_AND_MASK =
new IcnsType("icm#", 16, 12, 1, true);
public static final IcnsType ICNS_16x12_4BIT_IMAGE =
new IcnsType("icm4", 16, 12, 4, false);
public static final IcnsType ICNS_16x12_8BIT_IMAGE =
new IcnsType("icm8", 16, 12, 8, false);
public static final IcnsType ICNS_16x16_8BIT_MASK =
new IcnsType("s8mk", 16, 16, 8, true);
public static final IcnsType ICNS_16x16_1BIT_IMAGE_AND_MASK =
new IcnsType("ics#", 16, 16, 1, true);
public static final IcnsType ICNS_16x16_4BIT_IMAGE =
new IcnsType("ics4", 16, 16, 4, false);
public static final IcnsType ICNS_16x16_8BIT_IMAGE =
new IcnsType("ics8", 16, 16, 8, false);
public static final IcnsType ICNS_16x16_32BIT_IMAGE =
new IcnsType("is32", 16, 16, 32, false);
public static final IcnsType ICNS_32x32_8BIT_MASK =
new IcnsType("l8mk", 32, 32, 8, true);
public static final IcnsType ICNS_32x32_1BIT_IMAGE_AND_MASK =
new IcnsType("ICN#", 32, 32, 1, true);
public static final IcnsType ICNS_32x32_4BIT_IMAGE =
new IcnsType("icl4", 32, 32, 4, false);
public static final IcnsType ICNS_32x32_8BIT_IMAGE =
new IcnsType("icl8", 32, 32, 8, false);
public static final IcnsType ICNS_32x32_32BIT_IMAGE =
new IcnsType("il32", 32, 32, 32, false);
public static final IcnsType ICNS_48x48_8BIT_MASK =
new IcnsType("h8mk", 48, 48, 8, true);
public static final IcnsType ICNS_48x48_1BIT_IMAGE_AND_MASK =
new IcnsType("ich#", 48, 48, 1, true);
public static final IcnsType ICNS_48x48_4BIT_IMAGE =
new IcnsType("ich4", 48, 48, 4, false);
public static final IcnsType ICNS_48x48_8BIT_IMAGE =
new IcnsType("ich8", 48, 48, 8, false);
public static final IcnsType ICNS_48x48_32BIT_IMAGE =
new IcnsType("ih32", 48, 48, 32, false);
public static final IcnsType ICNS_128x128_8BIT_MASK =
new IcnsType("t8mk", 128, 128, 8, true);
public static final IcnsType ICNS_128x128_32BIT_IMAGE =
new IcnsType("it32", 128, 128, 32, false);
public static final IcnsType ICNS_256x256_32BIT_ARGB_IMAGE =
new IcnsType("ic08", 256, 256, 32, false);
public static final IcnsType ICNS_512x512_32BIT_ARGB_IMAGE =
new IcnsType("ic09", 512, 512, 32, false);
private static final IcnsType[] allImageTypes =
{
ICNS_16x12_1BIT_IMAGE_AND_MASK, ICNS_16x12_4BIT_IMAGE, ICNS_16x12_8BIT_IMAGE,
ICNS_16x16_1BIT_IMAGE_AND_MASK, ICNS_16x16_4BIT_IMAGE, ICNS_16x16_8BIT_IMAGE, ICNS_16x16_32BIT_IMAGE,
ICNS_32x32_1BIT_IMAGE_AND_MASK, ICNS_32x32_4BIT_IMAGE, ICNS_32x32_8BIT_IMAGE, ICNS_32x32_32BIT_IMAGE,
ICNS_48x48_1BIT_IMAGE_AND_MASK, ICNS_48x48_4BIT_IMAGE, ICNS_48x48_8BIT_IMAGE, ICNS_48x48_32BIT_IMAGE,
ICNS_128x128_32BIT_IMAGE,
ICNS_256x256_32BIT_ARGB_IMAGE,
ICNS_512x512_32BIT_ARGB_IMAGE
};
private static final IcnsType[] allMaskTypes =
{
ICNS_16x12_1BIT_IMAGE_AND_MASK,
ICNS_16x16_1BIT_IMAGE_AND_MASK, ICNS_16x16_8BIT_MASK,
ICNS_32x32_1BIT_IMAGE_AND_MASK, ICNS_32x32_8BIT_MASK,
ICNS_48x48_1BIT_IMAGE_AND_MASK, ICNS_48x48_8BIT_MASK,
ICNS_128x128_8BIT_MASK
};
private IcnsType(String type, int width, int height, int bitsPerPixel, boolean hasMask)
{
this.type = typeAsInt(type);
this.width = width;
this.height = height;
this.bitsPerPixel = bitsPerPixel;
this.hasMask = hasMask;
}
public int getType()
{
return type;
}
public int getWidth()
{
return width;
}
public int getHeight()
{
return height;
}
public int getBitsPerPixel()
{
return bitsPerPixel;
}
public boolean hasMask()
{
return hasMask;
}
public String toString()
{
return getClass().getName() + "[" +
"width=" + width + "," +
"height=" + height + "," +
"bpp=" + bitsPerPixel + "," +
"hasMask=" + hasMask + "]";
}
public static IcnsType findAnyType(int type)
{
for (int i = 0; i < allImageTypes.length; i++)
{
if (allImageTypes[i].getType() == type)
return allImageTypes[i];
}
for (int i = 0; i < allMaskTypes.length; i++)
{
if (allMaskTypes[i].getType() == type)
return allMaskTypes[i];
}
return null;
}
public static IcnsType findImageType(int type)
{
for (int i = 0; i < allImageTypes.length; i++)
{
if (allImageTypes[i].getType() == type)
return allImageTypes[i];
}
return null;
}
public static IcnsType find8BPPMaskType(IcnsType imageType)
{
for (int i = 0; i < allMaskTypes.length; i++)
{
if (allMaskTypes[i].getBitsPerPixel() == 8 &&
allMaskTypes[i].getWidth() == imageType.getWidth() &&
allMaskTypes[i].getHeight() == imageType.getHeight())
{
return allMaskTypes[i];
}
}
return null;
}
public static IcnsType find1BPPMaskType(IcnsType imageType)
{
for (int i = 0; i < allMaskTypes.length; i++)
{
if (allMaskTypes[i].getBitsPerPixel() == 1 &&
allMaskTypes[i].getWidth() == imageType.getWidth() &&
allMaskTypes[i].getHeight() == imageType.getHeight())
{
return allMaskTypes[i];
}
}
return null;
}
public static int typeAsInt(String type)
{
byte[] bytes = null;
try
{
bytes = type.getBytes("US-ASCII");
}
catch (UnsupportedEncodingException cannotHappen)
{
}
if (bytes.length != 4)
throw new IllegalArgumentException("Invalid ICNS type");
return ((0xff & bytes[0]) << 24) |
((0xff & bytes[1]) << 16) |
((0xff & bytes[2]) << 8) |
(0xff & bytes[3]);
}
public static String describeType(int type)
{
byte[] bytes = new byte[4];
bytes[0] = (byte)(0xff & (type >> 24));
bytes[1] = (byte)(0xff & (type >> 16));
bytes[2] = (byte)(0xff & (type >> 8));
bytes[3] = (byte)(0xff & type);
try
{
return new String(bytes, "US-ASCII");
}
catch (UnsupportedEncodingException cannotHappen)
{
}
return null;
}
}