gvsig-geoprocess / org.gvsig.sextante / trunk / org.gvsig.sextante.app / org.gvsig.sextante.app.extension / src / main / java / org / gvsig / sextante / app / extension / core / gvRasterLayer.java @ 31
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| 1 | 20 | nbrodin | package org.gvsig.sextante.app.extension.core; |
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| 2 | |||
| 3 | import java.awt.geom.Rectangle2D; |
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| 4 | |||
| 5 | import org.cresques.cts.IProjection; |
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| 6 | 31 | nbrodin | import org.gvsig.fmap.dal.store.raster.RasterStoreParameters; |
| 7 | 20 | nbrodin | import org.gvsig.fmap.geom.primitive.Envelope; |
| 8 | import org.gvsig.fmap.raster.layers.FLyrRasterSE; |
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| 9 | import org.gvsig.raster.buffer.RasterBuffer; |
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| 10 | import org.gvsig.raster.grid.Grid; |
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| 11 | import org.gvsig.raster.grid.GridException; |
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| 12 | |||
| 13 | import es.unex.sextante.dataObjects.AbstractRasterLayer; |
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| 14 | import es.unex.sextante.dataObjects.IRasterLayer; |
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| 15 | import es.unex.sextante.rasterWrappers.GridExtent; |
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| 16 | |||
| 17 | public class gvRasterLayer extends AbstractRasterLayer { |
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| 18 | |||
| 19 | 31 | nbrodin | private IProjection m_Projection = null; |
| 20 | private Grid layerGrid = null; |
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| 21 | private String m_sFilename = null; |
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| 22 | 20 | nbrodin | |
| 23 | private double DEFAULT_NO_DATA_VALUE = -99999.; |
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| 24 | |||
| 25 | 31 | nbrodin | public void create(String sName, Object inputParams, |
| 26 | GridExtent ge, int iDataType,
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| 27 | int iNumBands, Object crs) { |
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| 28 | if(inputParams instanceof RasterStoreParameters) { |
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| 29 | create( sName, ((RasterStoreParameters)inputParams).getFileName(), |
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| 30 | ge, iDataType, iNumBands, crs); |
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| 31 | } |
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| 32 | } |
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| 33 | |||
| 34 | 20 | nbrodin | public void create(String sName, String sFilename, |
| 35 | GridExtent ge, int iDataType,
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| 36 | int iNumBands, Object crs) { |
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| 37 | |||
| 38 | RasterMemoryDriver rmd = new RasterMemoryDriver(ge, iDataType, iNumBands);
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| 39 | rmd.setName(sName); |
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| 40 | //rmd.setProjection((IProjection) crs);
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| 41 | rmd.setNoDataValue(DEFAULT_NO_DATA_VALUE); |
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| 42 | |||
| 43 | m_BaseDataObject = rmd; |
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| 44 | |||
| 45 | m_sFilename = sFilename; |
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| 46 | |||
| 47 | if(crs instanceof IProjection) |
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| 48 | m_Projection = (IProjection) crs; |
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| 49 | |||
| 50 | } |
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| 51 | |||
| 52 | public void create(String sName, String sFilename, |
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| 53 | GridExtent ge, int iDataType, Object crs) { |
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| 54 | |||
| 55 | create(sName, sFilename, ge, iDataType, 1, crs);
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| 56 | |||
| 57 | } |
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| 58 | |||
| 59 | public void create(Object obj) { |
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| 60 | |||
| 61 | if (obj instanceof FLyrRasterSE){ |
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| 62 | m_BaseDataObject = obj; |
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| 63 | m_Projection = ((FLyrRasterSE)obj).getProjection(); |
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| 64 | } |
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| 65 | |||
| 66 | } |
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| 67 | |||
| 68 | public int getDataType() { |
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| 69 | |||
| 70 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 71 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 72 | return layer.getDataType()[0]; |
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| 73 | } |
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| 74 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 75 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 76 | return layer.getRasterBuf().getDataType();
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| 77 | } |
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| 78 | |||
| 79 | return 0; |
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| 80 | } |
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| 81 | |||
| 82 | public void assign(double dValue) { |
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| 83 | |||
| 84 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 85 | super.assign(dValue);
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| 86 | } |
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| 87 | |||
| 88 | } |
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| 89 | |||
| 90 | public void assign(IRasterLayer layer) { |
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| 91 | |||
| 92 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 93 | super.assign(layer);
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| 94 | } |
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| 95 | |||
| 96 | } |
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| 97 | |||
| 98 | public void setCellValue(int x, int y, int iBand, double dValue) { |
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| 99 | |||
| 100 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 101 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 102 | layer.setCellValue(x,y, iBand, dValue); |
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| 103 | } |
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| 104 | |||
| 105 | } |
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| 106 | |||
| 107 | public void setNoDataValue(double dNoDataValue) { |
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| 108 | |||
| 109 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 110 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 111 | layer.setNoDataValue(dNoDataValue); |
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| 112 | } |
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| 113 | else if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 114 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 115 | layer.setNoDataValue(dNoDataValue); |
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| 116 | } |
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| 117 | |||
| 118 | } |
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| 119 | |||
| 120 | public void setNoData(int x, int y) { |
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| 121 | |||
| 122 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 123 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 124 | layer.setNoData(x, y); |
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| 125 | } |
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| 126 | |||
| 127 | } |
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| 128 | |||
| 129 | public double getNoDataValue(){ |
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| 130 | |||
| 131 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 132 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 133 | return layer.getNoDataValue();
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| 134 | } |
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| 135 | else if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 136 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 137 | return layer.getNoDataValue();
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| 138 | } |
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| 139 | |||
| 140 | return 0; |
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| 141 | |||
| 142 | } |
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| 143 | |||
| 144 | public double getCellValueInLayerCoords(int x, int y, int band) { |
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| 145 | |||
| 146 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 147 | 31 | nbrodin | //FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject;
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| 148 | 20 | nbrodin | int iType = layerGrid.getDataType();
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| 149 | |||
| 150 | if (iType == RasterBuffer.TYPE_DOUBLE) {
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| 151 | return layerGrid.getRasterBuf().getElemDouble(y, x, band);
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| 152 | } else if (iType == RasterBuffer.TYPE_INT) { |
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| 153 | return (double) layerGrid.getRasterBuf().getElemInt(y, x, band); |
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| 154 | } else if (iType == RasterBuffer.TYPE_FLOAT) { |
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| 155 | return (double) layerGrid.getRasterBuf().getElemFloat(y, x, band); |
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| 156 | } else if (iType == RasterBuffer.TYPE_BYTE) { |
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| 157 | return (double) ( layerGrid.getRasterBuf().getElemByte(y, x, band) & 0xff); |
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| 158 | } else if ((iType == RasterBuffer.TYPE_SHORT) | (iType == RasterBuffer.TYPE_USHORT)) { |
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| 159 | return (double) layerGrid.getRasterBuf().getElemShort(y, x, band); |
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| 160 | } |
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| 161 | |||
| 162 | return layerGrid.getNoDataValue();
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| 163 | } |
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| 164 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 165 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 166 | return layer.getCellValue(x, y, band);
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| 167 | } |
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| 168 | |||
| 169 | return getNoDataValue();
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| 170 | |||
| 171 | } |
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| 172 | |||
| 173 | public int getBandsCount() { |
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| 174 | |||
| 175 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 176 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 177 | return layer.getBandCount();
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| 178 | } |
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| 179 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 180 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 181 | return layer.getRasterBuf().getBandCount();
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| 182 | } |
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| 183 | |||
| 184 | return 0; |
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| 185 | |||
| 186 | } |
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| 187 | |||
| 188 | public void fitToGridExtent(GridExtent ge){ |
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| 189 | |||
| 190 | int iNX, iNY;
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| 191 | int x, y;
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| 192 | int iBand;
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| 193 | |||
| 194 | if (ge != null){ |
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| 195 | if (!ge.equals(getWindowGridExtent()) ){
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| 196 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 197 | RasterMemoryDriver gvSIGDriver = (RasterMemoryDriver) m_BaseDataObject; |
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| 198 | |||
| 199 | FLyrRasterSE gvSIGLayer = gvSIGDriver.getRasterLayer(Long.toString(System.currentTimeMillis()).toString(), |
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| 200 | m_Projection); |
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| 201 | gvRasterLayer orgLayer = new gvRasterLayer();
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| 202 | orgLayer.create(gvSIGLayer); |
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| 203 | |||
| 204 | iNX = ge.getNX(); |
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| 205 | iNY = ge.getNY(); |
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| 206 | |||
| 207 | m_BaseDataObject = null;
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| 208 | |||
| 209 | create(this.getName(), m_sFilename, ge, this.getDataType(), this.getBandsCount()); |
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| 210 | for (iBand = 0; iBand < this.getBandsCount(); iBand++){ |
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| 211 | for (y = 0; y < iNY; y++){ |
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| 212 | for (x = 0; x < iNX; x++){ |
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| 213 | setCellValue(x, y, iBand, orgLayer.getCellValueAsDouble(x, y, iBand)); |
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| 214 | } |
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| 215 | } |
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| 216 | } |
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| 217 | } |
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| 218 | } |
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| 219 | } |
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| 220 | } |
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| 221 | |||
| 222 | public String getName() { |
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| 223 | |||
| 224 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 225 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 226 | return layer.getName();
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| 227 | } |
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| 228 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 229 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 230 | return layer.getName();
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| 231 | } |
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| 232 | |||
| 233 | return null; |
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| 234 | |||
| 235 | } |
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| 236 | |||
| 237 | public void postProcess() { |
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| 238 | |||
| 239 | if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 240 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 241 | if (layer.export(m_sFilename, m_Projection)){
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| 242 | FLyrRasterSE rasterLayer = (FLyrRasterSE) FileTools.openLayer(m_sFilename, |
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| 243 | layer.getName(), null);
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| 244 | create(rasterLayer); |
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| 245 | rasterLayer.setNoDataValue(layer.getNoDataValue()); |
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| 246 | System.gc();
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| 247 | } |
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| 248 | } |
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| 249 | |||
| 250 | } |
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| 251 | |||
| 252 | public void open() { |
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| 253 | |||
| 254 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 255 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 256 | try {
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| 257 | layerGrid = layer.getReadOnlyFullGrid(false);
|
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| 258 | } catch (GridException e) {
|
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| 259 | e.printStackTrace(); |
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| 260 | } catch (InterruptedException e) { |
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| 261 | e.printStackTrace(); |
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| 262 | } |
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| 263 | } |
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| 264 | |||
| 265 | } |
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| 266 | |||
| 267 | public void close() { |
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| 268 | |||
| 269 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 270 | 31 | nbrodin | //FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject;
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| 271 | 20 | nbrodin | if(layerGrid != null) |
| 272 | layerGrid.getRasterBuf().free(); |
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| 273 | layerGrid = null;
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| 274 | } |
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| 275 | |||
| 276 | } |
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| 277 | |||
| 278 | public Rectangle2D getFullExtent() { |
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| 279 | |||
| 280 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 281 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 282 | try{
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| 283 | Envelope env=layer.getFullEnvelope(); |
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| 284 | return new Rectangle2D.Double(env.getMinimum(0),env.getMinimum(1),env.getLength(0),env.getLength(1)); |
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| 285 | }catch(Exception e){ |
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| 286 | return null; |
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| 287 | } |
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| 288 | } |
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| 289 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 290 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 291 | return layer.getGridExtent().getAsRectangle2D();
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| 292 | } |
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| 293 | |||
| 294 | return null; |
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| 295 | |||
| 296 | } |
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| 297 | |||
| 298 | public GridExtent getLayerGridExtent() {
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| 299 | |||
| 300 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 301 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 302 | try{
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| 303 | GridExtent extent = new GridExtent();
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| 304 | extent.setXRange(layer.getMinX(), layer.getMaxX()); |
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| 305 | extent.setYRange(layer.getMinY(), layer.getMaxY()); |
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| 306 | extent.setCellSize(layer.getCellSize()); |
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| 307 | return extent;
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| 308 | }catch(Exception e){ |
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| 309 | return null; |
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| 310 | } |
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| 311 | } |
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| 312 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 313 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 314 | return layer.getGridExtent();
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| 315 | } |
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| 316 | |||
| 317 | return null; |
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| 318 | |||
| 319 | } |
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| 320 | |||
| 321 | public double getLayerCellSize() { |
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| 322 | |||
| 323 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 324 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 325 | return layer.getCellSize();
|
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| 326 | } |
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| 327 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 328 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 329 | return layer.getGridExtent().getCellSize();
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| 330 | } |
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| 331 | |||
| 332 | return 0; |
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| 333 | |||
| 334 | } |
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| 335 | |||
| 336 | public String getFilename() { |
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| 337 | |||
| 338 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 339 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 340 | return layer.getDataSource().getDataset(0)[0].getFName(); |
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| 341 | } |
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| 342 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 343 | return m_sFilename;
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| 344 | } |
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| 345 | |||
| 346 | return ""; |
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| 347 | |||
| 348 | } |
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| 349 | |||
| 350 | |||
| 351 | public Object getCRS() { |
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| 352 | |||
| 353 | return m_Projection;
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| 354 | |||
| 355 | } |
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| 356 | |||
| 357 | |||
| 358 | public void setName(String name) { |
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| 359 | |||
| 360 | if (m_BaseDataObject instanceof FLyrRasterSE) { |
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| 361 | FLyrRasterSE layer = (FLyrRasterSE) m_BaseDataObject; |
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| 362 | layer.setName(name); |
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| 363 | } |
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| 364 | else if (m_BaseDataObject instanceof RasterMemoryDriver) { |
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| 365 | RasterMemoryDriver layer = (RasterMemoryDriver) m_BaseDataObject; |
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| 366 | layer.setName(name); |
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| 367 | }; |
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| 368 | |||
| 369 | } |
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| 370 | |||
| 371 | } |