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);

	}

}