Revision 2308 org.gvsig.raster.tools/branches/org.gvsig.raster.tools_dataaccess_refactoring/org.gvsig.raster.tools.app.basic/src/main/java/org/gvsig/raster/tools/app/basic/tool/filter/mask/MaskFilter.java
| MaskFilter.java | ||
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import java.util.ArrayList; |
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import org.gvsig.fmap.dal.coverage.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.datastruct.GridExtent; |
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import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
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import org.gvsig.fmap.dal.coverage.datastruct.NoData; |
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import org.gvsig.fmap.dal.coverage.datastruct.Params; |
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import org.gvsig.fmap.dal.coverage.exception.FilterAddException; |
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import org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter; |
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import org.gvsig.fmap.dal.coverage.store.RasterDataStore; |
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import org.gvsig.raster.fmap.layers.FLyrRaster; |
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import org.gvsig.raster.roi.ROI; |
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|
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* de la ROI se ponen al valor de la imagen de origen. Los p?xeles fuera |
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* de la ROI se ponen a NoData. |
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* |
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* 14/03/2008 |
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* @author Nacho Brodin nachobrodin@gmail.com |
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*/ |
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public class MaskFilter extends BaseRasterFilter {
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public static String[] names = new String[] { "mask" };
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protected MaskUI maskUI = null; |
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protected ArrayList<ROI> rois = null; |
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protected boolean inverse = false; |
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public static String[] names = new String[] { "mask" };
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protected MaskUI maskUI = null;
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protected ArrayList<ROI> rois = null;
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protected boolean inverse = false;
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//Extent de la ventana de datos y de la imagen completa. |
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protected GridExtent gridExtent = null; |
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protected GridExtent windowExtent = null; |
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protected RasterDataStore dataset = null; |
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protected Buffer rasterAlpha = null; |
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protected NoData noData = null; |
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protected double cellsize = 0D; |
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protected Extent bufferExtent = null; |
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protected NoData noData = null; |
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protected double cellsize = 0D; |
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/** |
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* Constructor |
| ... | ... | |
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setName(names[0]); |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#getGroup() |
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*/ |
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public String getGroup() {
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return "mascaras"; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#getNames() |
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*/ |
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public String[] getNames() {
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return names; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#getResult(java.lang.String) |
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*/ |
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public Object getResult(String name) {
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if (name.equals("alphaBand"))
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return rasterAlpha; |
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if (!name.equals("raster"))
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return null; |
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if (!exec) |
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return (Object) this.raster; |
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return (Object) this.rasterResult; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#getUIParams(java.lang.String) |
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*/ |
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public Params getUIParams(String nameFilter) {
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Params params = RasterLocator.getManager().createParams( |
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"Panel", |
| ... | ... | |
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return maskUI; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#pre() |
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*/ |
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@SuppressWarnings("unchecked")
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public void pre() {
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exec = true; |
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raster = rasterResult; |
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raster = (Buffer) params.get("raster");
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public void pre() throws FilterAddException {
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super.pre(); |
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Boolean inverseBoolean = (Boolean)params.get("inverse");
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if(inverseBoolean != null) |
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inverse = inverseBoolean.booleanValue(); |
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Boolean transpBoolean = (Boolean)params.get("transparency");
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rois = (ArrayList<ROI>) params.get("rois");
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if (rois == null) |
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rois = new ArrayList<ROI>(); |
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height = raster.getHeight(); |
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width = raster.getWidth(); |
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gridExtent = (GridExtent) environment.get("GridExtent");
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windowExtent = (GridExtent) environment.get("WindowExtent");
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dataset = (RasterDataStore) environment.get("MultiRasterDataset");
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cellsize = dataset.getCellSize(); |
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if(raster.getDataExtent() == null) |
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throw new FilterAddException("Buffer extension cannot be null");
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rasterResult = RasterLocator.getManager().createBuffer(raster.getDataType(), |
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raster.getWidth(), |
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raster.getHeight(), |
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raster.getBandCount(), |
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true); |
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bufferExtent = RasterLocator.getManager().getDataStructFactory().createExtent(raster.getDataExtent()); |
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cellsize = raster.getDataExtent().getWidth() / raster.getWidth(); |
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if(transpBoolean.booleanValue() && raster.getDataType() == Buffer.TYPE_BYTE) |
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rasterAlpha = RasterLocator.getManager().createBuffer(Buffer.TYPE_BYTE, raster.getWidth(), raster.getHeight(), 1, true); |
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createBufferResult(raster.getDataType(), raster.getBandCount()); |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#process(int, int) |
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*/ |
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public void process(int x, int y) {
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.grid.filter.RasterFilter#post() |
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*/ |
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public void post() {
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rasterResult.setNoDataValue(noData); |
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} |
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