| /* |
| * 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.commons.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; |
| } |
| } |