Revision 11396 trunk/libraries/libRaster/src/org/gvsig/raster/buffer/BufferFactory.java
| BufferFactory.java | ||
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import java.awt.geom.Point2D; |
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import org.gvsig.raster.dataset.FileFoundInListException; |
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import org.gvsig.raster.dataset.FileNotFoundInListException;
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import org.gvsig.raster.dataset.IBuffer; |
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import org.gvsig.raster.dataset.InvalidSetViewException; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.RasterDataset; |
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import org.gvsig.raster.dataset.RasterDriverException; |
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mDataset.addDataset(grf); |
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width = grf.getWidth(); |
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height = grf.getHeight(); |
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}catch(FileFoundInListException e) {
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}catch(FileNotFoundInListException e) {
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//El fichero est? en la lista por lo que no lo a?adimos |
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} |
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} |
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mDataset.addDataset(filename); |
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width = (int)mDataset.getWidth()[0]; |
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height = (int)mDataset.getHeight()[0]; |
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}catch(FileFoundInListException e) {
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}catch(FileNotFoundInListException e) {
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//El fichero est? en la lista por lo que no lo a?adimos |
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} |
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} |
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* @param adjustToExtent Flag que dice si el extent solicitado debe ajustarse al extent del raster o no. |
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* @throws ArrayIndexOutOfBoundsException |
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*/ |
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public void setAreaOfInterest(double x, double y, double w, double h, boolean adjustToExtent) throws ArrayIndexOutOfBoundsException{
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public void setAreaOfInterest(double x, double y, double w, double h, boolean adjustToExtent) |
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throws ArrayIndexOutOfBoundsException {
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dataExtent = new Extent(x, y, x + w, y - h); |
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if(adjustToExtent) {
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Extent adjustedDataExtent = RasterUtilities.calculateAdjustedView(dataExtent, mDataset.getExtent()); |
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newW = (adjustedDataExtent.width() * w) / dataExtent.width(); |
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newH = (adjustedDataExtent.height() * h) / dataExtent.height(); |
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} |
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rasterBuf = mDataset.getWindowRaster(adjustedDataExtent.getMin().getX(), adjustedDataExtent.getMax().getY(), newW, newH, adjustToExtent); |
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}else |
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rasterBuf = mDataset.getWindowRaster(dataExtent.getMin().getX(), dataExtent.getMax().getY(), w, h, adjustToExtent); |
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try {
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rasterBuf = mDataset.getWindowRaster(adjustedDataExtent.getMin().getX(), adjustedDataExtent.getMax().getY(), newW, newH, adjustToExtent); |
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} catch (InvalidSetViewException e) {
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//Esta excepci?n no debe darse ya que se hace un calculateAdjustedView antes de la llamada. |
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} |
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} else {
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try {
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rasterBuf = mDataset.getWindowRaster(dataExtent.getMin().getX(), dataExtent.getMax().getY(), w, h, adjustToExtent); |
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} catch (InvalidSetViewException e) {
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//Esta excepci?n no debe darse ya que se hace un calculateAdjustedView antes de la llamada. |
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} |
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} |
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} |
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/** |
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* un array de dos elementos que representan el desplazamiento en pixels de X e Y de la esquina superior izquierda. |
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* @throws ArrayIndexOutOfBoundsException |
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*/ |
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public int[] setAreaOfInterest(double minX, double minY, double maxX, double maxY, int bufWidth, int bufHeight, boolean adjustToExtent) throws ArrayIndexOutOfBoundsException{
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public int[] setAreaOfInterest(double minX, double minY, double maxX, double maxY, int bufWidth, int bufHeight, boolean adjustToExtent) |
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throws ArrayIndexOutOfBoundsException {
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//TODO: VALIDACI?N: Comprobaci?n de exceso de memoria reservada |
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dataExtent = new Extent(minX, minY, maxX, maxY); |
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Extent adjustedDataExtent = new Extent(dataExtent); |
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nHeight = ((adjustedDataExtent.height() * mDataset.getDataset(0).getHeight()) / mDataset.getDataset(0).getExtent().height()); |
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if(bufWidth > Math.ceil(nWidth) && bufHeight > Math.ceil(nHeight)) {
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rasterBuf = mDataset.getWindowRaster(minX, maxY, Math.abs(maxX - minX), Math.abs(maxY - minY), adjustToExtent); |
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try {
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rasterBuf = mDataset.getWindowRaster(minX, maxY, Math.abs(maxX - minX), Math.abs(maxY - minY), adjustToExtent); |
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} catch (InvalidSetViewException e) {
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//Esta excepci?n no debe darse ya que se hace un calculateAdjustedView antes de la llamada. |
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} |
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int[] step = mDataset.calcSteps(minX, maxY, maxX, minY, nWidth, nHeight, bufWidth, bufHeight); |
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return step; |
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} |
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} |
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rasterBuf = mDataset.getWindowRaster(minX, minY, maxX, maxY, bufWidth, bufHeight, adjustToExtent); |
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try {
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rasterBuf = mDataset.getWindowRaster(minX, minY, maxX, maxY, bufWidth, bufHeight, adjustToExtent); |
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} catch (InvalidSetViewException e) {
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//Esta excepci?n no debe darse ya que se hace un calculateAdjustedView antes de la llamada. |
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} |
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return null; |
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} |
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|
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* @param h Alto del ?rea |
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* @throws ArrayIndexOutOfBoundsException |
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*/ |
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public void setAreaOfInterest(int x, int y, int w, int h) throws ArrayIndexOutOfBoundsException{
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if((x + w) > getWidth() || (y + h) > getHeight()) |
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throw new ArrayIndexOutOfBoundsException("Out of Image");
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public void setAreaOfInterest(int x, int y, int w, int h){
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x = (x < 0) ? 0 : x; |
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y = (y < 0) ? 0 : y; |
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w = (w > getWidth()) ? getWidth() : w; |
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h = (w > getHeight()) ? getHeight() : h; |
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dataExtent = new Extent(mDataset.rasterToWorld(new Point2D.Double(x, y)), |
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mDataset.rasterToWorld(new Point2D.Double(x + w, y + h))); |
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rasterBuf = mDataset.getWindowRaster(x, y, w, h); |
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try {
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rasterBuf = mDataset.getWindowRaster(x, y, w, h); |
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} catch (InvalidSetViewException e) {
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//Esta excepci?n no debe darse ya que se hace un calculateAdjustedView antes de la llamada. |
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} |
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} |
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/** |
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* Asigna el ?rea de inter?s a toda la extensi?n del raster. |
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*/ |
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public void setAreaOfInterest() {
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public void setAreaOfInterest() throws InvalidSetViewException {
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dataExtent = mDataset.getExtent(); |
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rasterBuf = mDataset.getWindowRaster(0, 0, (int)mDataset.getWidth()[0], (int)mDataset.getHeight()[0]); |
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} |
| ... | ... | |
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* @param bufHeight Alto del buffer |
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* @throws ArrayIndexOutOfBoundsException |
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*/ |
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public void setAreaOfInterest(int x, int y, int w, int h, int bufWidth, int bufHeight) throws ArrayIndexOutOfBoundsException{
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public void setAreaOfInterest(int x, int y, int w, int h, int bufWidth, int bufHeight) |
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throws InvalidSetViewException {
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//TODO: VALIDACI?N: Comprobaci?n de exceso de memoria reservada |
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if(x < 0 || y < 0 || (x + w) > getWidth() || (y + h) > getHeight()) |
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throw new ArrayIndexOutOfBoundsException("Out of Image");
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x = (x < 0) ? 0 : x; |
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y = (y < 0) ? 0 : y; |
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w = (w > getWidth()) ? getWidth() : w; |
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h = (w > getHeight()) ? getHeight() : h; |
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dataExtent = new Extent(mDataset.rasterToWorld(new Point2D.Double(x, y)), |
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mDataset.rasterToWorld(new Point2D.Double(x + w, y + h))); |
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