cc712abf04
config: * acinclude.m4: Fix spelling error of "separate" as "seperate". gcc: * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c, genmultilib, toplev.c: Fix spelling errors of "separate" as "seperate", and corresponding spelling errors of related words. gcc/ada: * 5oosinte.adb: Fix spelling error of "separate" as "seperate". gcc/testsuite: * gcc.c-torture/unsorted/unsorted.exp, lib/file-format.exp: Fix spelling errors of "separate" as "seperate". libffi: * src/x86/ffi.c: Fix spelling error of "separate" as "seperate". libjava: * defineclass.cc, java/awt/image/ColorModel.java, java/awt/image/SampleModel.java, java/lang/Package.java, java/security/cert/X509Extension.java: Fix spelling errors of "separate" as "seperate", and corresponding spelling errors of related words. libstdc++-v3: * docs/html/22_locale/locale.html, docs/html/faq/index.html: Fix spelling errors of "separate" as "seperate", and corresponding spelling errors of related words. * docs/html/faq/index.txt: Regenerate. From-SVN: r46063
437 lines
11 KiB
Java
437 lines
11 KiB
Java
/* Copyright (C) 2000, 2001 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.awt.image;
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/**
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* @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
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*/
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public abstract class SampleModel
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{
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/** Width of image described. */
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protected int width;
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/** Height of image described. */
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protected int height;
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/** Number of bands in the image described. */
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protected int numBands;
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/**
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* The DataBuffer type that is used to store the data of the image
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* described.
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*/
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protected int dataType;
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public SampleModel(int dataType, int w, int h, int numBands)
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{
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if ((w<=0) || (h<=0)) throw new IllegalArgumentException();
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// FIXME: How can an int be greater than Integer.MAX_VALUE?
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// FIXME: How do we identify an unsupported data type?
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this.dataType = dataType;
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this.width = w;
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this.height = h;
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this.numBands = numBands;
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}
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public final int getWidth()
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{
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return width;
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}
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public final int getHeight()
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{
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return height;
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}
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public final int getNumBands()
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{
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return numBands;
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}
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public abstract int getNumDataElements();
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public final int getDataType()
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{
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return dataType;
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}
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public int getTransferType()
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{
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// FIXME: Is this a reasonable default implementation?
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return dataType;
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}
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public int[] getPixel(int x, int y, int[] iArray, DataBuffer data)
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{
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if (iArray == null) iArray = new int[numBands];
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for (int b=0; b<numBands; b++) iArray[b] = getSample(x, y, b, data);
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return iArray;
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}
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/**
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*
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* This method is provided as a faster alternative to getPixel(),
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* that can be used when there is no need to decode the pixel into
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* separate sample values.
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*
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* @param obj An array to return the pixel data in. If null, an
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* array of the right type and size will be created.
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*
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* @return A single pixel as an array object of a primitive type,
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* based on the transfer type. Eg. if transfer type is
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* DataBuffer.TYPE_USHORT, then a short[] object is returned.
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*/
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public abstract Object getDataElements(int x, int y, Object obj,
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DataBuffer data);
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public Object getDataElements(int x, int y, int w, int h, Object obj,
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DataBuffer data)
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{
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int size = w*h;
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int numDataElements = getNumDataElements();
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int dataSize = numDataElements*size;
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if (obj == null)
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{
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switch (getTransferType())
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{
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case DataBuffer.TYPE_BYTE:
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obj = new byte[dataSize];
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break;
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case DataBuffer.TYPE_USHORT:
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obj = new short[dataSize];
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break;
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case DataBuffer.TYPE_INT:
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obj = new int[dataSize];
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break;
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default:
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// Seems like the only sensible thing to do.
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throw new ClassCastException();
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}
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}
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Object pixelData = null;
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int outOffset = 0;
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for (int yy = y; yy<(y+h); yy++)
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{
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for (int xx = x; xx<(x+w); xx++)
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{
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pixelData = getDataElements(xx, yy, pixelData, data);
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System.arraycopy(pixelData, 0, obj, outOffset,
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numDataElements);
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outOffset += numDataElements;
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}
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}
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return obj;
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}
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public abstract void setDataElements(int x, int y, Object obj,
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DataBuffer data);
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public void setDataElements(int x, int y, int w, int h,
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Object obj, DataBuffer data)
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{
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int size = w*h;
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int numDataElements = getNumDataElements();
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int dataSize = numDataElements*size;
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Object pixelData;
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switch (getTransferType())
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{
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case DataBuffer.TYPE_BYTE:
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pixelData = new byte[numDataElements];
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break;
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case DataBuffer.TYPE_USHORT:
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pixelData = new short[numDataElements];
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break;
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case DataBuffer.TYPE_INT:
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pixelData = new int[numDataElements];
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break;
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default:
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// Seems like the only sensible thing to do.
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throw new ClassCastException();
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}
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int inOffset = 0;
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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System.arraycopy(obj, inOffset, pixelData, 0,
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numDataElements);
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setDataElements(xx, yy, pixelData, data);
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inOffset += numDataElements;
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}
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}
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}
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public float[] getPixel(int x, int y, float[] fArray, DataBuffer data)
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{
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if (fArray == null) fArray = new float[numBands];
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for (int b=0; b<numBands; b++)
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{
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fArray[b] = getSampleFloat(x, y, b, data);
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}
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return fArray;
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}
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public double[] getPixel(int x, int y, double[] dArray, DataBuffer data) {
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if (dArray == null) dArray = new double[numBands];
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for (int b=0; b<numBands; b++)
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{
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dArray[b] = getSampleDouble(x, y, b, data);
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}
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return dArray;
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}
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/* FIXME: Should it return a banded or pixel interleaved array of
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samples? (Assume interleaved.) */
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public int[] getPixels(int x, int y, int w, int h, int[] iArray,
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DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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int[] pixel = null;
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if (iArray == null) iArray = new int[w*h*numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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getPixel(xx, yy, pixel, data);
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System.arraycopy(pixel, 0, iArray, outOffset, numBands);
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outOffset += numBands;
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}
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}
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return iArray;
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}
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/* FIXME: Should it return a banded or pixel interleaved array of
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samples? (Assume interleaved.) */
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public float[] getPixels(int x, int y, int w, int h, float[] fArray,
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DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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float[] pixel = null;
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if (fArray == null) fArray = new float[w*h*numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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getPixel(xx, yy, pixel, data);
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System.arraycopy(pixel, 0, fArray, outOffset, numBands);
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outOffset += numBands;
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}
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}
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return fArray;
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}
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/* FIXME: Should it return a banded or pixel interleaved array of
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samples? (Assume interleaved.) */
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public double[] getPixels(int x, int y, int w, int h, double[] dArray,
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DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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double[] pixel = null;
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if (dArray == null) dArray = new double[w*h*numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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getPixel(xx, yy, pixel, data);
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System.arraycopy(pixel, 0, dArray, outOffset, numBands);
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outOffset += numBands;
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}
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}
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return dArray;
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}
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public abstract int getSample(int x, int y, int b, DataBuffer data);
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public float getSampleFloat(int x, int y, int b, DataBuffer data)
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{
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return getSample(x, y, b, data);
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}
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public double getSampleDouble(int x, int y, int b, DataBuffer data)
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{
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return getSampleFloat(x, y, b, data);
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}
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public int[] getSamples(int x, int y, int w, int h, int b,
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int[] iArray, DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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if (iArray == null) iArray = new int[size];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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iArray[outOffset++] = getSample(xx, yy, b, data);
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}
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}
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return iArray;
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}
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public float[] getSamples(int x, int y, int w, int h, int b,
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float[] fArray, DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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if (fArray == null) fArray = new float[size];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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fArray[outOffset++] = getSampleFloat(xx, yy, b, data);
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}
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}
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return fArray;
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}
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public double[] getSamples(int x, int y, int w, int h, int b,
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double[] dArray, DataBuffer data)
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{
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int size = w*h;
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int outOffset = 0;
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if (dArray == null) dArray = new double[size];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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dArray[outOffset++] = getSampleDouble(xx, yy, b, data);
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}
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}
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return dArray;
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}
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public void setPixel(int x, int y, int[] iArray, DataBuffer data)
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{
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for (int b=0; b<numBands; b++) setSample(x, y, b, iArray[b], data);
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}
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public void setPixel(int x, int y, float[] fArray, DataBuffer data)
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{
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for (int b=0; b<numBands; b++) setSample(x, y, b, fArray[b], data);
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}
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public void setPixel(int x, int y, double[] dArray, DataBuffer data)
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{
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for (int b=0; b<numBands; b++) setSample(x, y, b, dArray[b], data);
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}
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public void setPixels(int x, int y, int w, int h, int[] iArray,
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DataBuffer data)
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{
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int inOffset = 0;
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int[] pixel = new int[numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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System.arraycopy(iArray, inOffset, pixel, 0, numBands);
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setPixel(xx, yy, pixel, data);
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inOffset += numBands;
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}
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}
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}
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public void setPixels(int x, int y, int w, int h, float[] fArray,
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DataBuffer data)
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{
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int inOffset = 0;
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float[] pixel = new float[numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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System.arraycopy(fArray, inOffset, pixel, 0, numBands);
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setPixel(xx, yy, pixel, data);
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inOffset += numBands;
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}
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}
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}
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public void setPixels(int x, int y, int w, int h, double[] dArray,
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DataBuffer data)
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{
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int inOffset = 0;
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double[] pixel = new double[numBands];
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for (int yy=y; yy<(y+h); yy++)
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{
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for (int xx=x; xx<(x+w); xx++)
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{
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System.arraycopy(dArray, inOffset, pixel, 0, numBands);
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setPixel(xx, yy, pixel, data);
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inOffset += numBands;
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}
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}
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}
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public abstract void setSample(int x, int y, int b, int s,
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DataBuffer data);
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public void setSample(int x, int y, int b, float s,
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DataBuffer data)
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{
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setSample(x, y, b, (int) s, data);
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}
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public void setSample(int x, int y, int b, double s,
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DataBuffer data)
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{
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setSample(x, y, b, (float) s, data);
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}
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public void setSamples(int x, int y, int w, int h, int b,
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int[] iArray, DataBuffer data)
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{
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int size = w*h;
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int inOffset = 0;
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for (int yy=y; yy<(y+h); yy++)
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for (int xx=x; xx<(x+w); xx++)
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setSample(xx, yy, b, iArray[inOffset++], data);
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}
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public void setSamples(int x, int y, int w, int h, int b,
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float[] fArray, DataBuffer data)
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{
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int size = w*h;
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int inOffset = 0;
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for (int yy=y; yy<(y+h); yy++)
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for (int xx=x; xx<(x+w); xx++)
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setSample(xx, yy, b, fArray[inOffset++], data);
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}
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public void setSamples(int x, int y, int w, int h, int b,
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double[] dArray, DataBuffer data) {
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int size = w*h;
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int inOffset = 0;
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for (int yy=y; yy<(y+h); yy++)
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for (int xx=x; xx<(x+w); xx++)
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setSample(xx, yy, b, dArray[inOffset++], data);
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}
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public abstract SampleModel createCompatibleSampleModel(int w, int h);
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public abstract SampleModel createSubsetSampleModel(int[] bands);
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public abstract DataBuffer createDataBuffer();
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public abstract int[] getSampleSize();
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public abstract int getSampleSize(int band);
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}
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