Revision 29277
| branches/v2_0_0_prep/libraries/libFMap_mapcontext/src/org/gvsig/fmap/mapcontext/layers/Tiling.java | ||
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*/ |
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package org.gvsig.fmap.mapcontext.layers; |
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import java.awt.Rectangle;
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import java.awt.Dimension;
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.NoninvertibleTransformException; |
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import java.awt.geom.Rectangle2D; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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private int tileMaxWidth, tileMaxHeight; |
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private int numRows, numCols; |
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private double[][] srcPts; |
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private Rectangle[] tile; |
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private Rectangle2D[] tile;
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private double width = 500, height = 500; |
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private AffineTransform mat; |
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private ViewPort vp; |
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public Tiling(){}
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public Tiling(int tileW, int tileH, Rectangle r) {
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public Tiling(int tileW, int tileH, Rectangle2D r) {
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int[] size = this.calcMaxTileSize(tileW, tileH, r); |
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tileMaxWidth = size[0]; |
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tileMaxHeight = size[1]; |
| ... | ... | |
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int altoAux, anchoAux; |
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//Vamos a hacerlo en trozos de AxH |
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numCols = 1+(int) (r.width) / tileMaxWidth;
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numRows = 1+(int) (r.height) / tileMaxHeight;
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numCols = 1+(int) (r.getWidth()) / tileMaxWidth;
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numRows = 1+(int) (r.getHeight()) / tileMaxHeight;
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srcPts = new double[numCols*numRows][8]; |
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tile = new Rectangle[numCols*numRows]; |
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tile = new Rectangle2D[numCols*numRows];
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yProv = (int) r.y;
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yProv = (int) r.getY();
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for (stepY=0; stepY < numRows; stepY++) {
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if ((yProv + tileMaxHeight) > r.getMaxY()) |
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altoAux = (int) r.getMaxY() - yProv; |
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else |
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altoAux = tileMaxHeight; |
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xProv = (int) r.x;
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xProv = (int) r.getX();
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for (stepX=0; stepX < numCols; stepX++) {
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if ((xProv + tileMaxWidth) > r.getMaxX()) |
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anchoAux = (int) r.getMaxX() - xProv; |
| ... | ... | |
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srcPts[tileCnt][6] = xProv; |
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srcPts[tileCnt][7] = yProv + altoAux+1; |
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tile[tileCnt] = new Rectangle(xProv, yProv, anchoAux+1, altoAux+1); |
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tile[tileCnt] = new Rectangle2D.Float(xProv, yProv, anchoAux+1, altoAux+1);
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xProv += tileMaxWidth; |
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} |
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* @param tileH Alto del tile |
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* @param r Rectangulo que define el area de la imagen |
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*/ |
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public int[] calcMaxTileSize(int tileW, int tileH, Rectangle r){
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if(r.width < tileW || r.height < tileH){
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public int[] calcMaxTileSize(int tileW, int tileH, Rectangle2D r){
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if(r.getWidth() < tileW || r.getHeight() < tileH){
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int[] sizeTiles = {tileW, tileH};
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return sizeTiles; |
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} |
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tileW += MIN_SIZE; |
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do{
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tileW -= MIN_SIZE; |
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int numCols = (int) (r.width / tileW);
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int numCols = (int) (r.getWidth() / tileW);
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int w = 0; |
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for(int i = 0; i < numCols; i++) |
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w += tileW; |
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wLastCol = r.width - w;
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wLastCol = ((int) r.getWidth()) - w;
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}while(wLastCol < MIN_SIZE && tileW > (MIN_SIZE * 2)); |
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int hLastRow = 0; |
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tileH += MIN_SIZE; |
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do{
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tileH -= MIN_SIZE; |
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int numRows = (int) (r.height / tileH);
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int numRows = (int) (r.getHeight() / tileH);
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int h = 0; |
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for(int i = 0; i < numRows; i++) |
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h += tileH; |
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hLastRow = r.height - h;
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hLastRow = ((int) r.getHeight()) - h;
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}while(hLastRow < MIN_SIZE && tileH > (MIN_SIZE * 2)); |
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tileMaxWidth = tileW; |
| ... | ... | |
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return srcPts[num]; |
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} |
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public Rectangle getTileSz(int colNr, int rowNr) {
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public Rectangle2D getTileSz(int colNr, int rowNr) {
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return tile[rowNr*numCols+colNr]; |
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} |
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public Rectangle getTile(int num) {
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public Rectangle2D getTile(int num) {
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return tile[num]; |
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} |
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| ... | ... | |
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double imgPxX = viewPort.getImageWidth(); |
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double dWcX = viewPort.getAdjustedExtent().getLength(0); |
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double tileWcW = (getTile(vpCnt).getSize().getWidth() * dWcX) / imgPxX;
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double tileWcW = (getTile(vpCnt).getWidth() * dWcX) / imgPxX; |
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double imgPxY = viewPort.getImageHeight(); |
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double dWcY = viewPort.getAdjustedExtent().getLength(1); |
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double tileWcH = (getTile(vpCnt).getSize().getHeight() * dWcY) / imgPxY;
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double tileWcH = (getTile(vpCnt).getHeight() * dWcY) / imgPxY; |
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viewPortList[0] = viewPort.cloneViewPort(); |
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viewPortList[0].setImageSize(getTile(vpCnt).getSize()); |
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int auxw = (int) getTile(vpCnt).getWidth(); |
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int auxh = (int) getTile(vpCnt).getHeight(); |
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Dimension auxdim = new Dimension(auxw, auxh); |
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viewPortList[0].setImageSize(auxdim); |
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Envelope r=viewPort.getAdjustedExtent(); |
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try {
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viewPortList[0].setEnvelope(geomManager.createEnvelope(r.getMinimum(0), r.getMaximum(1) - tileWcH,r.getMinimum(0)+tileWcW, r.getMaximum(1), SUBTYPES.GEOM2D)); |
| ... | ... | |
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wt = Math.abs(viewPort.getAdjustedExtent().getMaximum(0) - xt); |
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viewPortList[vpCnt] = viewPort.cloneViewPort(); |
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viewPortList[vpCnt].setImageSize(getTile(vpCnt).getSize()); |
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auxw = (int) getTile(vpCnt).getWidth(); |
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auxh = (int) getTile(vpCnt).getHeight(); |
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auxdim = new Dimension(auxw, auxh); |
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viewPortList[vpCnt].setImageSize(auxdim); |
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try {
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viewPortList[vpCnt].setEnvelope(geomManager.createEnvelope(xt, yt,xt + wt, yt + ht, SUBTYPES.GEOM2D)); |
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} catch (CreateEnvelopeException e) {
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| ... | ... | |
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double [] dstPts = new double[8]; |
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double [] srcPts = getTilePts(tileNr); |
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Rectangle tile = getTile(tileNr); |
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Rectangle2D tile = getTile(tileNr);
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//Rectangle newRect = new Rectangle((int)srcPts[0], (int)srcPts[1], tileSz[0], tileSz[1]); |
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mat.inverseTransform(srcPts, 0, dstPts, 0, 4); |
| ... | ... | |
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//Extent extent = new Extent(rectCuadricula); |
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ViewPort vp = viewPort.cloneViewPort(); |
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vp.setImageSize(tile.getSize()); |
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int auxw = (int) tile.getWidth(); |
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int auxh = (int) tile.getHeight(); |
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Dimension auxdim = new Dimension(auxw, auxh); |
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vp.setImageSize(auxdim); |
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//vp.setOffset(tile.getLocation()); |
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vp.setEnvelope(rectCuadricula); |
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vp.setAffineTransform(mat); |
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