protected WritableRaster(SampleModel sampleModel, Point origin)
: this(sampleModel, sampleModel.createDataBuffer(), new Rectangle(
origin.x, origin.y, sampleModel.width, sampleModel.height),
origin, null)
{
;
}
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 bool isCompatibleSampleModel(SampleModel sm)
{
throw new java.lang.UnsupportedOperationException("This method is not " + //$NON-NLS-1$
"supported by this ColorModel"); //$NON-NLS-1$
}
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"); //$NON-NLS-1$
}
}
protected Raster(SampleModel sampleModel, Point origin) :
this(sampleModel, sampleModel.createDataBuffer(), new Rectangle(
origin.x, origin.y, sampleModel.getWidth(), sampleModel
.getHeight()), origin, null)
{
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Point origin) :
this(sampleModel, dataBuffer, new Rectangle(origin.x, origin.y,
sampleModel.width, sampleModel.height), origin, null)
{
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Rectangle aRegion, Point sampleModelTranslate,
WritableRaster parent) :
base(sampleModel, dataBuffer, aRegion, sampleModelTranslate, parent)
{
}
protected WritableRaster(SampleModel sampleModel, DataBuffer dataBuffer,
Rectangle aRegion, Point sampleModelTranslate,
WritableRaster parent)
: base(sampleModel, dataBuffer, aRegion, sampleModelTranslate, parent)
{
}
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"); //$NON-NLS-1$
}
}
protected Raster(SampleModel sampleModel, Point origin)
: this(sampleModel, sampleModel.createDataBuffer(), new Rectangle(
origin.x, origin.y, sampleModel.getWidth(), sampleModel
.getHeight()), origin, null)
{
}
public static WritableRaster createWritableRaster(SampleModel sm,
Point location)
{
if (sm == null) {
// awt.280=SampleModel is null
throw new java.lang.NullPointerException("SampleModel is null"); //$NON-NLS-1$
}
if (location == null) {
location = new Point(0, 0);
}
return createWritableRaster(sm, sm.createDataBuffer(), location);
}
public static WritableRaster createWritableRaster(SampleModel sm,
DataBuffer db, Point location)
{
if (sm == null || db == null) {
// awt.27F=SampleModel or DataBuffer is null
throw new java.lang.NullPointerException("SampleModel or DataBuffer is null"); //$NON-NLS-1$
}
if (location == null) {
location = new Point(0, 0);
}
return new OrdinaryWritableRaster(sm, db, location);
}
public bool isCompatibleSampleModel(SampleModel sm)
{
throw new java.lang.UnsupportedOperationException("This method is not " + //$NON-NLS-1$
"supported by this ColorModel"); //$NON-NLS-1$
}
