19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this work for additional information regarding copyright ownership. 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (the "License"); you may not use this file except in compliance with 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the License. You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @author Oleg V. Khaschansky 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @version $Revision$ 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @date: Oct 14, 2005 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage java.awt.image; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.awt.internal.nls.Messages; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This abstract LookupTable class represents lookup table which is defined with 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the number of components and offset value. ByteLookupTable and 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ShortLookupTable classes are subclasses of LookupTable which contains byte 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and short data tables as an input arrays for bands or components of image. 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @since Android 1.0 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic abstract class LookupTable { 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The offset. 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int offset; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The num components. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int numComponents; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Instantiates a new LookupTable with the specified offset value and number 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of components. 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param offset 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the offset value. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numComponents 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the number of components. 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected LookupTable(int offset, int numComponents) { 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (offset < 0) { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // awt.232=Offset should be not less than zero 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(Messages.getString("awt.232")); //$NON-NLS-1$ 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (numComponents < 1) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // awt.233=Number of components should be positive 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(Messages.getString("awt.233")); //$NON-NLS-1$ 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this.offset = offset; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this.numComponents = numComponents; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the offset value of this Lookup table. 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the offset value of this Lookup table. 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getOffset() { 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return offset; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the number of components of this Lookup table. 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the number components of this Lookup table. 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getNumComponents() { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numComponents; 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns an integer array which contains samples of the specified pixel which 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is translated with the lookup table of this LookupTable. The resulted 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * array is stored to the dst array. 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param src 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the source array. 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param dst 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the destination array where the result can be stored. 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the integer array of translated samples of a pixel. 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public abstract int[] lookupPixel(int[] src, int[] dst); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 102