protected Raster(SampleModel sampleModel, DataBuffer dataBuffer,
Rectangle aRegion, Point sampleModelTranslate, Raster parent)
{
if (sampleModel == null || dataBuffer == null || aRegion == null
|| sampleModelTranslate == null) {
// awt.281=sampleModel, dataBuffer, aRegion or sampleModelTranslate is null
throw new java.lang.NullPointerException("sampleModel, dataBuffer, aRegion or sampleModelTranslate is null"); //$NON-NLS-1$
}
if (aRegion.width <= 0 || aRegion.height <= 0) {
// awt.282=aRegion has width or height less than or equal to zero
throw new RasterFormatException("aRegion has width or height less than or equal to zero"); //$NON-NLS-1$
}
if ((long) aRegion.x + (long) aRegion.width > java.lang.Integer.MAX_VALUE) {
// awt.283=Overflow X coordinate of Raster
throw new RasterFormatException("Overflow X coordinate of Raster"); //$NON-NLS-1$
}
if ((long) aRegion.y + (long) aRegion.height > java.lang.Integer.MAX_VALUE) {
// awt.284=Overflow Y coordinate of Raster
throw new RasterFormatException("Overflow Y coordinate of Raster"); //$NON-NLS-1$
}
validateDataBuffer(dataBuffer, aRegion.width, aRegion.height,
sampleModel);
this.sampleModel = sampleModel;
this.dataBuffer = dataBuffer;
this.minX = aRegion.x;
this.minY = aRegion.y;
this.width = aRegion.width;
this.height = aRegion.height;
this.sampleModelTranslateX = sampleModelTranslate.x;
this.sampleModelTranslateY = sampleModelTranslate.y;
this.parent = parent;
this.numBands = sampleModel.getNumBands();
this.numDataElements = sampleModel.getNumDataElements();
}
public override 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);
}
}
}
}
public override 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;
}
}
public override 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;
}
public override void setPixel(int x, int y, int[] iArray, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
for (int i = 0; i < this.numBands; i++)
{
setSample(x, y, i, iArray[i], data);
}
}
public override 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 java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int sample = data.getElem(y * scanlineStride + x);
return java.dotnet.lang.Operator.shiftRightUnsignet((sample & this.bitMasks[b]), this.bitOffsets[b]);
}
public override Object getDataElements(int x, int y, Object obj, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
switch (getTransferType())
{
case DataBuffer.TYPE_BYTE:
byte[] bdata;
if (obj == null)
{
bdata = new byte[1];
}
else
{
bdata = (byte[])obj;
}
bdata[0] = (byte)data.getElem(y * scanlineStride + x);
obj = bdata;
break;
case DataBuffer.TYPE_USHORT:
short[] sdata;
if (obj == null)
{
sdata = new short[1];
}
else
{
sdata = (short[])obj;
}
sdata[0] = (short)data.getElem(y * scanlineStride + x);
obj = sdata;
break;
case DataBuffer.TYPE_INT:
int[] idata;
if (obj == null)
{
idata = new int[1];
}
else
{
idata = (int[])obj;
}
idata[0] = data.getElem(y * scanlineStride + x);
obj = idata;
break;
}
return obj;
}
public override void setSample(int x, int y, int b, int s, DataBuffer data)
{
if (b != 0)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
setSample(x, y, null, data, 3, s);
}
public override int[] getPixels(int x, int y, int w, int h, int[] iArray,
DataBuffer data)
{
if (x < 0 || y < 0 || x > this.width || x + w > this.width
|| y > this.height || y + h > this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int[] pixels = null;
int idx = 0;
if (iArray == null)
{
pixels = new int[w * h * numBands];
}
else
{
pixels = iArray;
}
for (int i = y; i < y + h; i++)
{
for (int j = x; j < x + w; j++)
{
for (int n = 0; n < numBands; n++)
{
pixels[idx++] = getSample(j, i, n, data);
}
}
}
return pixels;
}
public override Object getDataElements(int x, int y, Object obj, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height) {
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
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;
}
public static WritableRaster createBandedRaster(DataBuffer dataBuffer,
int w, int h, int scanlineStride, int []bankIndices,
int []bandOffsets, Point location)
{
if (w <= 0 || h <= 0) {
// awt.22E=w or h is less than or equal to zero
throw new RasterFormatException("w or h is less than or equal to zero"); //$NON-NLS-1$
}
if (location == null) {
location = new Point(0, 0);
}
if ((long) location.x + w > java.lang.Integer.MAX_VALUE
|| (long) location.y + h > java.lang.Integer.MAX_VALUE) {
// awt.276=location.x + w or location.y + h results in integer overflow
throw new RasterFormatException("location.x + w or location.y + h results in integer overflow"); //$NON-NLS-1$
}
if (bankIndices == null || bandOffsets == null) {
// awt.277=bankIndices or bandOffsets is null
throw new java.lang.ArrayIndexOutOfBoundsException("bankIndices or bandOffsets is null"); //$NON-NLS-1$
}
if (dataBuffer == null) {
// awt.278=dataBuffer is null
throw new java.lang.NullPointerException("dataBuffer is null"); //$NON-NLS-1$
}
int dataType = dataBuffer.getDataType();
if (dataType != DataBuffer.TYPE_BYTE
&& dataType != DataBuffer.TYPE_USHORT
&& dataType != DataBuffer.TYPE_INT) {
// awt.230=dataType is not one of the supported data types
throw new java.lang.IllegalArgumentException("dataType is not one of the supported data types"); //$NON-NLS-1$
}
BandedSampleModel sampleModel = new BandedSampleModel(dataType, w, h,
scanlineStride, bankIndices, bandOffsets);
return new OrdinaryWritableRaster(sampleModel, dataBuffer, location);
}
private static void validateDataBuffer(DataBuffer dataBuffer, int w,
int h, SampleModel sampleModel)
{
int size = 0;
if (sampleModel is ComponentSampleModel) {
ComponentSampleModel csm = (ComponentSampleModel) sampleModel;
int [] offsets = csm.getBandOffsets();
int maxOffset = offsets[0];
for (int i = 1; i < offsets.Length; i++) {
if (offsets[i] > maxOffset) {
maxOffset = offsets[i];
}
}
int scanlineStride = csm.getScanlineStride();
int pixelStride = csm.getPixelStride();
size = (h - 1) * scanlineStride +
(w - 1) * pixelStride + maxOffset + 1;
} else if (sampleModel is MultiPixelPackedSampleModel) {
MultiPixelPackedSampleModel mppsm =
(MultiPixelPackedSampleModel) sampleModel;
int scanlineStride = mppsm.getScanlineStride();
int dataBitOffset = mppsm.getDataBitOffset();
int dataType = dataBuffer.getDataType();
size = scanlineStride * h;
switch (dataType) {
case DataBuffer.TYPE_BYTE:
size += (dataBitOffset + 7) / 8;
break;
case DataBuffer.TYPE_USHORT:
size += (dataBitOffset + 15) / 16;
break;
case DataBuffer.TYPE_INT:
size += (dataBitOffset + 31) / 32;
break;
}
} else if (sampleModel is SinglePixelPackedSampleModel) {
SinglePixelPackedSampleModel sppsm =
(SinglePixelPackedSampleModel) sampleModel;
int scanlineStride = sppsm.getScanlineStride();
size = (h - 1) * scanlineStride + w;
}
if (dataBuffer.getSize() < size) {
// awt.298=dataBuffer is too small
throw new RasterFormatException("dataBuffer is too small"); //$NON-NLS-1$
}
}
public override void setDataElements(int x, int y, Object obj, DataBuffer data)
{
setSample(x, y, obj, data, 1, 0);
}
public override void setPixel(int x, int y, int[] iArray, DataBuffer data)
{
setSample(x, y, iArray, data, 2, 0);
}
public override 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);
}
}
}
public override 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 java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
return data.getElemFloat(bankIndices[b], y * scanlineStride +
x * pixelStride + bandOffsets[b]);
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Point origin) :
this(sampleModel, dataBuffer, new Rectangle(origin.x, origin.y,
sampleModel.width, sampleModel.height), origin, null)
{
}
public override int[] getSamples(int x, int y, int w, int h, int b, int[] iArray,
DataBuffer data)
{
if (x < 0 || y < 0 || x + w > this.width || y + h > this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int[] samples;
int idx = 0;
if (iArray == null)
{
samples = new int[w * h];
}
else
{
samples = iArray;
}
if (data == null)
{
// awt.295=data is null
throw new java.lang.NullPointerException("data is null"); //$NON-NLS-1$
}
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;
}
/**
* This method is used by other methods of this class. The behaviour of
* this method depends on the method which has been invoke this one. The
* argument methodId is used to choose valid behaviour in a particular case.
* If methodId is equal to 1 it means that this method has been invoked by
* the setDataElements() method, 2 - means setPixel(), and setSample() in
* any other cases.
*/
private void setSample(int x, int y, Object obj,
DataBuffer data, int methodId, int s)
{
if ((x < 0) || (y < 0) || (x >= this.width) || (y >= this.height))
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int bitnum = dataBitOffset + x * pixelBitStride;
int idx = y * scanlineStride + bitnum / dataElementSize;
int shift = dataElementSize - (bitnum & (dataElementSize - 1))
- pixelBitStride;
int mask = ~(bitMask << shift);
int elem = data.getElem(idx);
switch (methodId)
{
case 1:
{ // Invoked from setDataElements()
switch (getTransferType())
{
case DataBuffer.TYPE_BYTE:
s = ((byte[])obj)[0] & 0xff;
break;
case DataBuffer.TYPE_USHORT:
s = ((short[])obj)[0] & 0xffff;
break;
case DataBuffer.TYPE_INT:
s = ((int[])obj)[0];
break;
}
break;
}
case 2:
{ // Invoked from setPixel()
s = ((int[])obj)[0];
break;
}
}
elem &= mask;
elem |= (s & bitMask) << shift;
data.setElem(idx, elem);
}
public override void setDataElements(int x, int y, Object obj, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
switch (dataType)
{
case DataBuffer.TYPE_BYTE:
byte[] barr = (byte[])obj;
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, barr[i] & 0xff, data);
}
break;
case DataBuffer.TYPE_SHORT:
case DataBuffer.TYPE_USHORT:
short[] sarr = (short[])obj;
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, sarr[i] & 0xffff, data);
}
break;
case DataBuffer.TYPE_INT:
int[] iarr = (int[])obj;
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, iarr[i], data);
}
break;
case DataBuffer.TYPE_FLOAT:
float[] farr = (float[])obj;
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, farr[i], data);
}
break;
case DataBuffer.TYPE_DOUBLE:
double[] darr = (double[])obj;
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, darr[i], data);
}
break;
}
}
public override int[] getPixel(int x, int y, int[] iArray, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int[] pixel;
if (iArray == null)
{
pixel = new int[this.numBands];
}
else
{
pixel = iArray;
}
for (int i = 0; i < this.numBands; i++)
{
pixel[i] = getSample(x, y, i, data);
}
return pixel;
}
public override void setSamples(int x, int y, int w, int h, int b, int[] iArray,
DataBuffer data)
{
if (x < 0 || y < 0 || x + w > this.width || y + h > this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
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);
}
}
}
public override void setDataElements(int x, int y, Object obj, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
switch (getTransferType())
{
case DataBuffer.TYPE_BYTE:
data.setElem(y * scanlineStride + x, ((byte[])obj)[0] & 0xff);
break;
case DataBuffer.TYPE_USHORT:
data.setElem(y * scanlineStride + x, ((short[])obj)[0] & 0xffff);
break;
case DataBuffer.TYPE_INT:
data.setElem(y * scanlineStride + x, ((int[])obj)[0]);
break;
}
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Rectangle aRegion, Point sampleModelTranslate,
WritableRaster parent)
: base(sampleModel, dataBuffer, aRegion, sampleModelTranslate, parent)
{
}
public override 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 java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int tmp = data.getElem(y * scanlineStride + x);
tmp &= ~this.bitMasks[b];
tmp |= (s << this.bitOffsets[b]) & this.bitMasks[b];
data.setElem(y * scanlineStride + x, tmp);
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Point origin)
: this(sampleModel, dataBuffer, new Rectangle(origin.x, origin.y,
sampleModel.width, sampleModel.height), origin, null)
{
}
public override 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;
}
public override int getSample(int x, int y, int b, DataBuffer data)
{
if (x < 0 || y < 0 || x >= this.width || y >= this.height || b != 0)
{
// awt.63=Coordinates are not in bounds
throw new java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
int bitnum = dataBitOffset + x * pixelBitStride;
int elem = data.getElem(y * scanlineStride + bitnum / dataElementSize);
int shift = dataElementSize - (bitnum & (dataElementSize - 1)) -
pixelBitStride;
return (elem >> shift) & bitMask;
}
public override void setPixel(int x, int y, int[] iArray, DataBuffer data)
{
for (int i = 0; i < numBands; i++)
{
setSample(x, y, i, iArray[i], data);
}
}
public override void setDataElements(int x, int y, Object obj, DataBuffer data)
{
setSample(x, y, obj, data, 1, 0);
}
public override 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 java.lang.ArrayIndexOutOfBoundsException("Coordinates are not in bounds"); //$NON-NLS-1$
}
data.setElem(bankIndices[b], y * scanlineStride + x +
bandOffsets[b], s);
}
public override void setPixel(int x, int y, int[] iArray, DataBuffer data)
{
setSample(x, y, iArray, data, 2, 0);
}
public override 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;
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Rectangle aRegion, Point sampleModelTranslate,
WritableRaster parent) :
base(sampleModel, dataBuffer, aRegion, sampleModelTranslate, parent)
{
}