diff options
Diffstat (limited to 'libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java')
| -rw-r--r-- | libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java b/libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java index 8db26b5..592611c 100644 --- a/libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java +++ b/libjava/classpath/java/awt/image/MultiPixelPackedSampleModel.java @@ -65,14 +65,14 @@ public class MultiPixelPackedSampleModel extends SampleModel * <li>{@link DataBuffer#TYPE_USHORT};</li> * <li>{@link DataBuffer#TYPE_INT};</li> * </ul> - * + * * @param dataType the data type. * @param w the width (in pixels). * @param h the height (in pixels). * @param numberOfBits the number of bits per pixel (must be a power of 2). */ public MultiPixelPackedSampleModel(int dataType, int w, int h, - int numberOfBits) + int numberOfBits) { this(dataType, w, h, numberOfBits, 0, 0); } @@ -85,35 +85,35 @@ public class MultiPixelPackedSampleModel extends SampleModel * <li>{@link DataBuffer#TYPE_USHORT};</li> * <li>{@link DataBuffer#TYPE_INT};</li> * </ul> - * + * * @param dataType the data type. * @param w the width (in pixels). * @param h the height (in pixels). * @param numberOfBits the number of bits per pixel (must be a power of 2). - * @param scanlineStride the number of data elements from a pixel on one + * @param scanlineStride the number of data elements from a pixel on one * row to the corresponding pixel in the next row. * @param dataBitOffset the offset to the first data bit. */ public MultiPixelPackedSampleModel(int dataType, int w, int h, - int numberOfBits, int scanlineStride, - int dataBitOffset) + int numberOfBits, int scanlineStride, + int dataBitOffset) { super(dataType, w, h, 1); switch (dataType) { case DataBuffer.TYPE_BYTE: - elemBits = 8; - break; + elemBits = 8; + break; case DataBuffer.TYPE_USHORT: - elemBits = 16; - break; + elemBits = 16; + break; case DataBuffer.TYPE_INT: - elemBits = 32; - break; + elemBits = 32; + break; default: - throw new IllegalArgumentException("MultiPixelPackedSampleModel" - + " unsupported dataType"); + throw new IllegalArgumentException("MultiPixelPackedSampleModel" + + " unsupported dataType"); } this.dataBitOffset = dataBitOffset; @@ -121,13 +121,13 @@ public class MultiPixelPackedSampleModel extends SampleModel this.numberOfBits = numberOfBits; if (numberOfBits > elemBits) throw new RasterFormatException("MultiPixelPackedSampleModel pixel size" - + " larger than dataType"); + + " larger than dataType"); switch (numberOfBits) { case 1: case 2: case 4: case 8: case 16: case 32: break; default: - throw new RasterFormatException("MultiPixelPackedSampleModel pixel" - + " size not 2^n bits"); + throw new RasterFormatException("MultiPixelPackedSampleModel pixel" + + " size not 2^n bits"); } numElems = elemBits / numberOfBits; @@ -136,7 +136,7 @@ public class MultiPixelPackedSampleModel extends SampleModel scanlineStride = ((dataBitOffset + w * numberOfBits) - 1) / elemBits + 1; this.scanlineStride = scanlineStride; - + sampleSize = new int[1]; sampleSize[0] = numberOfBits; @@ -144,9 +144,9 @@ public class MultiPixelPackedSampleModel extends SampleModel bitOffsets = new int[numElems]; for (int i=0; i < numElems; i++) { - bitOffsets[numElems - i- 1] = numberOfBits * i; - bitMasks[numElems - i - 1] = ((1 << numberOfBits) - 1) << - bitOffsets[numElems - i - 1]; + bitOffsets[numElems - i- 1] = numberOfBits * i; + bitMasks[numElems - i - 1] = ((1 << numberOfBits) - 1) << + bitOffsets[numElems - i - 1]; } } @@ -154,10 +154,10 @@ public class MultiPixelPackedSampleModel extends SampleModel * Creates a new <code>MultiPixelPackedSample</code> model with the same * data type and bits per pixel as this model, but with the specified * dimensions. - * + * * @param w the width (in pixels). * @param h the height (in pixels). - * + * * @return The new sample model. */ public SampleModel createCompatibleSampleModel(int w, int h) @@ -172,7 +172,7 @@ public class MultiPixelPackedSampleModel extends SampleModel * Creates a DataBuffer for holding pixel data in the format and * layout described by this SampleModel. The returned buffer will * consist of one single bank. - * + * * @return A new data buffer. */ public DataBuffer createDataBuffer() @@ -186,7 +186,7 @@ public class MultiPixelPackedSampleModel extends SampleModel /** * Returns the number of data elements required to transfer a pixel in the * get/setDataElements() methods. - * + * * @return <code>1</code>. */ public int getNumDataElements() @@ -195,29 +195,29 @@ public class MultiPixelPackedSampleModel extends SampleModel } /** - * Returns an array containing the size (in bits) of the samples in each + * Returns an array containing the size (in bits) of the samples in each * band. The <code>MultiPixelPackedSampleModel</code> class supports only - * one band, so this method returns an array with length <code>1</code>. - * - * @return An array containing the size (in bits) of the samples in band zero. - * + * one band, so this method returns an array with length <code>1</code>. + * + * @return An array containing the size (in bits) of the samples in band zero. + * * @see #getSampleSize(int) */ public int[] getSampleSize() { return (int[]) sampleSize.clone(); } - + /** * Returns the size of the samples in the specified band. Note that the * <code>MultiPixelPackedSampleModel</code> supports only one band -- this * method ignored the <code>band</code> argument, and always returns the size * of band zero. - * + * * @param band the band (this parameter is ignored). - * + * * @return The size of the samples in band zero. - * + * * @see #getSampleSize() */ public int getSampleSize(int band) @@ -227,12 +227,12 @@ public class MultiPixelPackedSampleModel extends SampleModel /** * Returns the index in the data buffer that stores the pixel at (x, y). - * + * * @param x the x-coordinate. * @param y the y-coordinate. - * + * * @return The index in the data buffer that stores the pixel at (x, y). - * + * * @see #getBitOffset(int) */ public int getOffset(int x, int y) @@ -241,11 +241,11 @@ public class MultiPixelPackedSampleModel extends SampleModel } /** - * The bit offset (within an element in the data buffer) of the pixels with + * The bit offset (within an element in the data buffer) of the pixels with * the specified x-coordinate. - * + * * @param x the x-coordinate. - * + * * @return The bit offset. */ public int getBitOffset(int x) @@ -255,7 +255,7 @@ public class MultiPixelPackedSampleModel extends SampleModel /** * Returns the offset to the first data bit. - * + * * @return The offset to the first data bit. */ public int getDataBitOffset() @@ -266,7 +266,7 @@ public class MultiPixelPackedSampleModel extends SampleModel /** * Returns the number of data elements from a pixel in one row to the * corresponding pixel in the next row. - * + * * @return The scanline stride. */ public int getScanlineStride() @@ -276,14 +276,14 @@ public class MultiPixelPackedSampleModel extends SampleModel /** * Returns the number of bits per pixel. - * + * * @return The number of bits per pixel. */ public int getPixelBitStride() { return numberOfBits; } - + /** * Returns the transfer type, which is one of the following (depending on * the number of bits per sample for this model): @@ -292,7 +292,7 @@ public class MultiPixelPackedSampleModel extends SampleModel * <li>{@link DataBuffer#TYPE_USHORT};</li> * <li>{@link DataBuffer#TYPE_INT};</li> * </ul> - * + * * @return The transfer type. */ public int getTransferType() @@ -310,12 +310,12 @@ public class MultiPixelPackedSampleModel extends SampleModel * only supports a single band, this overridden implementation just returns * a new instance of <code>MultiPixelPackedSampleModel</code>, with the same * attributes as this instance. - * + * * @param bands the bands to include in the subset (this is ignored, except * that if it is non-<code>null</code> a check is made to ensure that the * array length is equal to <code>1</code>). - * - * @throws RasterFormatException if <code>bands</code> is not + * + * @throws RasterFormatException if <code>bands</code> is not * <code>null</code> and <code>bands.length != 1</code>. */ public SampleModel createSubsetSampleModel(int[] bands) @@ -323,7 +323,7 @@ public class MultiPixelPackedSampleModel extends SampleModel if (bands != null && bands.length != 1) throw new RasterFormatException("MultiPixelPackedSampleModel only" + " supports one band"); - return new MultiPixelPackedSampleModel(dataType, width, height, + return new MultiPixelPackedSampleModel(dataType, width, height, numberOfBits, scanlineStride, dataBitOffset); } @@ -334,15 +334,15 @@ public class MultiPixelPackedSampleModel extends SampleModel * array obj, since there is only one band. If obj is null, a new array of * getTransferType() is created. * - * @param x The x-coordinate of the pixel rectangle to store in + * @param x The x-coordinate of the pixel rectangle to store in * <code>obj</code>. - * @param y The y-coordinate of the pixel rectangle to store in + * @param y The y-coordinate of the pixel rectangle to store in * <code>obj</code>. - * @param obj The primitive array to store the pixels into or null to force + * @param obj The primitive array to store the pixels into or null to force * creation. * @param data The DataBuffer that is the source of the pixel data. * @return The primitive array containing the pixel data. - * @see java.awt.image.SampleModel#getDataElements(int, int, Object, + * @see java.awt.image.SampleModel#getDataElements(int, int, Object, * DataBuffer) */ public Object getDataElements(int x, int y, Object obj, DataBuffer data) @@ -351,17 +351,17 @@ public class MultiPixelPackedSampleModel extends SampleModel switch (getTransferType()) { case DataBuffer.TYPE_BYTE: - if (obj == null) + if (obj == null) obj = new byte[1]; ((byte[]) obj)[0] = (byte) pixel; return obj; case DataBuffer.TYPE_USHORT: - if (obj == null) + if (obj == null) obj = new short[1]; ((short[]) obj)[0] = (short) pixel; return obj; case DataBuffer.TYPE_INT: - if (obj == null) + if (obj == null) obj = new int[1]; ((int[]) obj)[0] = pixel; return obj; @@ -372,42 +372,42 @@ public class MultiPixelPackedSampleModel extends SampleModel } /** - * Returns an array (of length 1) containing the sample for the pixel at - * (x, y) in the specified data buffer. If <code>iArray</code> is not - * <code>null</code>, it will be populated with the sample value and - * returned as the result of this function (this avoids allocating a new + * Returns an array (of length 1) containing the sample for the pixel at + * (x, y) in the specified data buffer. If <code>iArray</code> is not + * <code>null</code>, it will be populated with the sample value and + * returned as the result of this function (this avoids allocating a new * array instance). - * + * * @param x the x-coordinate of the pixel. * @param y the y-coordinate of the pixel. - * @param iArray an array to populate with the sample values and return as + * @param iArray an array to populate with the sample values and return as * the result (if <code>null</code>, a new array will be allocated). * @param data the data buffer (<code>null</code> not permitted). - * + * * @return An array containing the pixel sample value. - * + * * @throws NullPointerException if <code>data</code> is <code>null</code>. */ public int[] getPixel(int x, int y, int[] iArray, DataBuffer data) { - if (iArray == null) + if (iArray == null) iArray = new int[1]; iArray[0] = getSample(x, y, 0, data); return iArray; } /** - * Returns the sample value for the pixel at (x, y) in the specified data + * Returns the sample value for the pixel at (x, y) in the specified data * buffer. - * + * * @param x the x-coordinate of the pixel. * @param y the y-coordinate of the pixel. - * @param b the band (in the range <code>0</code> to + * @param b the band (in the range <code>0</code> to * <code>getNumBands() - 1</code>). * @param data the data buffer (<code>null</code> not permitted). - * + * * @return The sample value. - * + * * @throws NullPointerException if <code>data</code> is <code>null</code>. */ public int getSample(int x, int y, int b, DataBuffer data) @@ -418,7 +418,7 @@ public class MultiPixelPackedSampleModel extends SampleModel int samples = data.getElem(offset); return (samples & bitMasks[pos]) >>> bitOffsets[pos]; } - + /** * Set the pixel at x, y to the value in the first element of the primitive * array obj. @@ -472,17 +472,17 @@ public class MultiPixelPackedSampleModel extends SampleModel } /** - * Sets the sample value for the pixel at (x, y) in the specified data - * buffer to the specified value. - * + * Sets the sample value for the pixel at (x, y) in the specified data + * buffer to the specified value. + * * @param x the x-coordinate of the pixel. * @param y the y-coordinate of the pixel. * @param iArray the sample value (<code>null</code> not permitted). * @param data the data buffer (<code>null</code> not permitted). - * - * @throws NullPointerException if either <code>iArray</code> or + * + * @throws NullPointerException if either <code>iArray</code> or * <code>data</code> is <code>null</code>. - * + * * @see #setSample(int, int, int, int, DataBuffer) */ public void setPixel(int x, int y, int[] iArray, DataBuffer data) @@ -491,16 +491,16 @@ public class MultiPixelPackedSampleModel extends SampleModel } /** - * Sets the sample value for a band for the pixel at (x, y) in the - * specified data buffer. - * + * Sets the sample value for a band for the pixel at (x, y) in the + * specified data buffer. + * * @param x the x-coordinate of the pixel. * @param y the y-coordinate of the pixel. - * @param b the band (in the range <code>0</code> to + * @param b the band (in the range <code>0</code> to * <code>getNumBands() - 1</code>). * @param s the sample value. * @param data the data buffer (<code>null</code> not permitted). - * + * * @throws NullPointerException if <code>data</code> is <code>null</code>. */ public void setSample(int x, int y, int b, int s, DataBuffer data) @@ -516,13 +516,13 @@ public class MultiPixelPackedSampleModel extends SampleModel sample |= s; data.setElem(offset, sample); } - + /** - * Tests this sample model for equality with an arbitrary object. This + * Tests this sample model for equality with an arbitrary object. This * method returns <code>true</code> if and only if: * <ul> * <li><code>obj</code> is not <code>null</code>; - * <li><code>obj</code> is an instance of + * <li><code>obj</code> is an instance of * <code>MultiPixelPackedSampleModel</code>; * <li>both models have the same: * <ul> @@ -535,17 +535,17 @@ public class MultiPixelPackedSampleModel extends SampleModel * </ul> * </li> * </ul> - * + * * @param obj the object (<code>null</code> permitted) - * + * * @return <code>true</code> if this model is equal to <code>obj</code>, and * <code>false</code> otherwise. */ - public boolean equals(Object obj) + public boolean equals(Object obj) { - if (this == obj) + if (this == obj) return true; - if (! (obj instanceof MultiPixelPackedSampleModel)) + if (! (obj instanceof MultiPixelPackedSampleModel)) return false; MultiPixelPackedSampleModel that = (MultiPixelPackedSampleModel) obj; if (this.dataType != that.dataType) @@ -562,10 +562,10 @@ public class MultiPixelPackedSampleModel extends SampleModel return false; return true; } - + /** * Returns a hash code for this <code>MultiPixelPackedSampleModel</code>. - * + * * @return A hash code. */ public int hashCode() @@ -580,7 +580,7 @@ public class MultiPixelPackedSampleModel extends SampleModel result = 37 * result + dataBitOffset; return result; } - + /** * Creates a String with some information about this SampleModel. * @return A String describing this SampleModel. @@ -596,7 +596,7 @@ public class MultiPixelPackedSampleModel extends SampleModel { result.append(", mask[").append(i).append("]=0x").append(Integer.toHexString(bitMasks[i])); } - + result.append("]"); return result.toString(); } |