Application: gvSIG desktop

package org.gvsig.fmap.raster.grid.roi;

import java.awt.Color;

import junit.framework.TestCase;

import org.gvsig.raster.buffer.RasterBufferInvalidException;

import org.gvsig.raster.dataset.IBuffer;

import org.gvsig.raster.grid.Grid;

import org.gvsig.raster.grid.GridExtent;

import org.gvsig.raster.grid.OutOfGridException;

import com.iver.cit.gvsig.fmap.core.GeneralPathX;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.core.ShapeFactory;

import com.iver.cit.gvsig.fmap.crs.CRSFactory;

public class TestVectorialROIsWriter extends TestCase {

        Grid grid = null;

        GridExtent extent = null;

        int cellSize = 1;

        double xMin = 0;

        double xMax = 10;

        double yMin = 0;

        double yMax = 10;

        VectorialROI rois[] = null;

        GeneralPathX path = null;

        IGeometry geometry = null;

        public void setUp() {

                int bands[] = {0};

                extent = new GridExtent();

                extent.setCellSize(cellSize);

                extent.setXRange(xMin, xMax);

                extent.setYRange(yMin, yMax);

                rois = new VectorialROI[3];

                try {

                        grid = new Grid(extent, extent, IBuffer.TYPE_DOUBLE, bands);

                        for (int x = 0; x<5; x++)

                                for (int y = 0; y<5; y++){

                                        grid.setCellValue(x, y, 0.0);

                                }

                        for (int x = 5; x<xMax; x++)

                                for (int y = 0; y<5; y++){

                                        grid.setCellValue(x, y, 1.0);

                                }

                        for (int x = 0; x<5; x++)

                                for (int y = 5; y<10; y++){

                                        grid.setCellValue(x, y, 2.0);

                                }

                        for (int x = 5; x<10; x++)

                                for (int y = 5; y<10; y++){

                                        grid.setCellValue(x, y, 3.0);

                                }

                } catch (RasterBufferInvalidException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                } catch (OutOfGridException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

        }

        public void start() {

                this.setUp();

                this.testStack();

        }

        public void testStack() {

                path = new GeneralPathX();

                path.moveTo(4,4);

                path.lineTo(4,0);

                path.lineTo(0,0);

                path.lineTo(0,4);

                path.closePath();

                geometry=ShapeFactory.createPolygon2D(path);

                rois[0] = new VectorialROI(grid);

                rois[0].addGeometry(geometry);

                rois[0].setColor(Color.RED);

                rois[0].setName("PoligonsROI");

                path = new GeneralPathX();

                path.moveTo(9,4);

                path.lineTo(9,2);

                path.lineTo(6,2);

                path.lineTo(6,4);

                path.closePath();

                geometry=ShapeFactory.createPolygon2D(path);

                rois[0].addGeometry(geometry);

                //ROI tipo linea:

                path = new GeneralPathX();

                path.moveTo(14,14);

                path.lineTo(14,10);

                path.lineTo(10,10);

                path.lineTo(10,14);

                geometry=ShapeFactory.createPolyline2D(path);

                rois[1] = new VectorialROI(grid);

                rois[1].addGeometry(geometry);

                rois[1].setColor(Color.GREEN);

                rois[1].setName("LinesROI");

                path = new GeneralPathX();

                path.moveTo(24,24);

                path.lineTo(24,20);

                path.lineTo(20,20);

                path.lineTo(20,24);

                geometry=ShapeFactory.createPolyline2D(path);

                rois[1].addGeometry(geometry);

                //ROI tipo puntos:

                geometry=ShapeFactory.createPoint2D(30, 30);

                rois[2] = new VectorialROI(grid);

                rois[2].addGeometry(geometry);

                rois[2].setColor(Color.BLUE);

                rois[2].setName("PointsROI");

                geometry=ShapeFactory.createPoint2D(35, 35);

                rois[2].addGeometry(geometry);

                VectorialROIsWriter roisWriter = new VectorialROIsWriter("./test-images/rois",CRSFactory.getCRS("EPSG:23030"));

                roisWriter.write(rois);

        }

}