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Diffstat (limited to 'awt/java/awt/image/BandedSampleModel.java')
| -rw-r--r-- | awt/java/awt/image/BandedSampleModel.java | 425 |
1 files changed, 0 insertions, 425 deletions
diff --git a/awt/java/awt/image/BandedSampleModel.java b/awt/java/awt/image/BandedSampleModel.java deleted file mode 100644 index 0aa30d7..0000000 --- a/awt/java/awt/image/BandedSampleModel.java +++ /dev/null @@ -1,425 +0,0 @@ -/* - * 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. - */ -/** - * @author Igor V. Stolyarov - * @version $Revision$ - */ - -package java.awt.image; - -import org.apache.harmony.awt.internal.nls.Messages; - -/** - * The BandedSampleModel class provides samples of pixels in an image which is - * stored in a band interleaved method. Each pixel's sample takes one data - * element of the DataBuffer. The pixel stride for a BandedSampleModel is one. - * - * @since Android 1.0 - */ -public final class BandedSampleModel extends ComponentSampleModel { - - /** - * Creates the indices. - * - * @param numBands - * the num bands. - * @return the int[]. - */ - private static int[] createIndices(int numBands) { - int indices[] = new int[numBands]; - for (int i = 0; i < numBands; i++) { - indices[i] = i; - } - return indices; - } - - /** - * Creates the offsets. - * - * @param numBands - * the num bands. - * @return the int[]. - */ - private static int[] createOffsets(int numBands) { - int offsets[] = new int[numBands]; - for (int i = 0; i < numBands; i++) { - offsets[i] = 0; - } - return offsets; - } - - /** - * Instantiates a new BandedSampleModel object with the specified data type - * of samples, the width, height and bands number of image data. - * - * @param dataType - * the data type of samples. - * @param w - * the width of image data. - * @param h - * the height of image data. - * @param numBands - * the number of bands. - */ - public BandedSampleModel(int dataType, int w, int h, int numBands) { - this(dataType, w, h, w, BandedSampleModel.createIndices(numBands), BandedSampleModel - .createOffsets(numBands)); - } - - /** - * Instantiates a new BandedSampleModel object with the specified data type - * of samples, the width, height and bands number of image data. - * - * @param dataType - * the data type of samples. - * @param w - * the width of image data. - * @param h - * the height of image data. - * @param scanlineStride - * the scanline stride of the of the image data. - * @param bankIndices - * the array of the bank indices. - * @param bandOffsets - * the array of the band offsets. - */ - public BandedSampleModel(int dataType, int w, int h, int scanlineStride, int bankIndices[], - int bandOffsets[]) { - super(dataType, w, h, 1, scanlineStride, bankIndices, bandOffsets); - } - - @Override - public SampleModel createCompatibleSampleModel(int w, int h) { - return new BandedSampleModel(dataType, w, h, w, bankIndices, bandOffsets); - } - - @Override - public DataBuffer createDataBuffer() { - DataBuffer data = null; - int size = scanlineStride * height; - - switch (dataType) { - case DataBuffer.TYPE_BYTE: - data = new DataBufferByte(size, numBanks); - break; - case DataBuffer.TYPE_SHORT: - case DataBuffer.TYPE_USHORT: - data = new DataBufferShort(size, numBanks); - break; - case DataBuffer.TYPE_INT: - data = new DataBufferInt(size, numBanks); - break; - case DataBuffer.TYPE_FLOAT: - data = new DataBufferFloat(size, numBanks); - break; - case DataBuffer.TYPE_DOUBLE: - data = new DataBufferDouble(size, numBanks); - break; - } - - return data; - - } - - @Override - public SampleModel createSubsetSampleModel(int[] bands) { - if (bands.length > numBands) { - // awt.64=The number of the bands in the subset is greater than the - // number of bands in the sample model - throw new RasterFormatException(Messages.getString("awt.64")); //$NON-NLS-1$ - } - - int indices[] = new int[bands.length]; - int offsets[] = new int[bands.length]; - - for (int i = 0; i < bands.length; i++) { - indices[i] = bankIndices[bands[i]]; - offsets[i] = bandOffsets[bands[i]]; - } - - return new BandedSampleModel(dataType, width, height, scanlineStride, indices, offsets); - } - - @Override - public Object getDataElements(int x, int y, Object obj, DataBuffer data) { - switch (dataType) { - case DataBuffer.TYPE_BYTE: { - byte bdata[]; - - if (obj == null) { - bdata = new byte[numBands]; - } else { - bdata = (byte[])obj; - } - - for (int i = 0; i < numBands; i++) { - bdata[i] = (byte)getSample(x, y, i, data); - } - - obj = bdata; - break; - } - case DataBuffer.TYPE_SHORT: - case DataBuffer.TYPE_USHORT: { - short sdata[]; - - if (obj == null) { - sdata = new short[numBands]; - } else { - sdata = (short[])obj; - } - - for (int i = 0; i < numBands; i++) { - sdata[i] = (short)getSample(x, y, i, data); - } - - obj = sdata; - break; - } - case DataBuffer.TYPE_INT: { - int idata[]; - - if (obj == null) { - idata = new int[numBands]; - } else { - idata = (int[])obj; - } - - for (int i = 0; i < numBands; i++) { - idata[i] = getSample(x, y, i, data); - } - - obj = idata; - break; - } - case DataBuffer.TYPE_FLOAT: { - float fdata[]; - - if (obj == null) { - fdata = new float[numBands]; - } else { - fdata = (float[])obj; - } - - for (int i = 0; i < numBands; i++) { - fdata[i] = getSampleFloat(x, y, i, data); - } - - obj = fdata; - break; - } - case DataBuffer.TYPE_DOUBLE: { - double ddata[]; - - if (obj == null) { - ddata = new double[numBands]; - } else { - ddata = (double[])obj; - } - - for (int i = 0; i < numBands; i++) { - ddata[i] = getSampleDouble(x, y, i, data); - } - - obj = ddata; - break; - } - } - - return obj; - } - - @Override - public int[] getPixel(int x, int y, int iArray[], DataBuffer data) { - int pixel[]; - if (iArray == null) { - pixel = new int[numBands]; - } else { - pixel = iArray; - } - - for (int i = 0; i < numBands; i++) { - pixel[i] = getSample(x, y, i, data); - } - - return pixel; - } - - @Override - public int getSample(int x, int y, int b, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - return data.getElem(bankIndices[b], y * scanlineStride + x + bandOffsets[b]); - } - - @Override - public double getSampleDouble(int x, int y, int b, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - return data.getElemDouble(bankIndices[b], y * scanlineStride + x + bandOffsets[b]); - } - - @Override - public float getSampleFloat(int x, int y, int b, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - return data.getElemFloat(bankIndices[b], y * scanlineStride + x + bandOffsets[b]); - } - - @Override - public int[] getSamples(int x, int y, int w, int h, int b, int iArray[], DataBuffer data) { - int samples[]; - int idx = 0; - - if (iArray == null) { - samples = new int[w * h]; - } else { - samples = iArray; - } - - for (int i = y; i < y + h; i++) { - for (int j = x; j < x + w; j++) { - samples[idx++] = getSample(j, i, b, data); - } - } - - return samples; - } - - @Override - public int hashCode() { - int hash = super.hashCode(); - int tmp = hash >>> 8; - hash <<= 8; - hash |= tmp; - - return hash ^ 0x55; - } - - @Override - public void setDataElements(int x, int y, Object obj, DataBuffer data) { - switch (dataType) { - case DataBuffer.TYPE_BYTE: - byte bdata[] = (byte[])obj; - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, bdata[i] & 0xff, data); - } - break; - - case DataBuffer.TYPE_SHORT: - case DataBuffer.TYPE_USHORT: - short sdata[] = (short[])obj; - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, sdata[i] & 0xffff, data); - } - break; - - case DataBuffer.TYPE_INT: - int idata[] = (int[])obj; - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, idata[i], data); - } - break; - - case DataBuffer.TYPE_FLOAT: - float fdata[] = (float[])obj; - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, fdata[i], data); - } - break; - - case DataBuffer.TYPE_DOUBLE: - double ddata[] = (double[])obj; - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, ddata[i], data); - } - break; - } - } - - @Override - public void setPixel(int x, int y, int iArray[], DataBuffer data) { - for (int i = 0; i < numBands; i++) { - setSample(x, y, i, iArray[i], data); - } - } - - @Override - public void setPixels(int x, int y, int w, int h, int iArray[], DataBuffer data) { - int idx = 0; - - for (int i = y; i < y + h; i++) { - for (int j = x; j < x + w; j++) { - for (int n = 0; n < numBands; n++) { - setSample(j, i, n, iArray[idx++], data); - } - } - } - } - - @Override - public void setSample(int x, int y, int b, double s, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - data.setElemDouble(bankIndices[b], y * scanlineStride + x + bandOffsets[b], s); - } - - @Override - public void setSample(int x, int y, int b, float s, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - data.setElemFloat(bankIndices[b], y * scanlineStride + x + bandOffsets[b], s); - } - - @Override - public void setSample(int x, int y, int b, int s, DataBuffer data) { - if (x < 0 || y < 0 || x >= this.width || y >= this.height) { - // awt.63=Coordinates are not in bounds - throw new ArrayIndexOutOfBoundsException(Messages.getString("awt.63")); //$NON-NLS-1$ - } - - data.setElem(bankIndices[b], y * scanlineStride + x + bandOffsets[b], s); - } - - @Override - public void setSamples(int x, int y, int w, int h, int b, int iArray[], DataBuffer data) { - int idx = 0; - - for (int i = y; i < y + h; i++) { - for (int j = x; j < x + w; j++) { - setSample(j, i, b, iArray[idx++], data); - } - } - - } - -} |