Revision 8832
| org.gvsig.raster/branches/org.gvsig.raster.2.4/org.gvsig.raster.googlemaps/org.gvsig.raster.googlemaps.provider/src/main/java/org/gvsig/raster/googlemaps/provider/GoogleMapsImage.java | ||
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package org.gvsig.raster.googlemaps.provider; |
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import java.awt.image.BufferedImage; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.Map; |
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import java.util.Map.Entry; |
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import java.util.Set; |
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import java.awt.image.WritableRaster; |
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import java.io.IOException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.gvsig.raster.lib.buffer.api.Band; |
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import org.gvsig.raster.lib.buffer.api.Buffer; |
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import org.gvsig.raster.lib.buffer.api.BufferLocator; |
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import org.gvsig.raster.lib.buffer.api.BufferManager; |
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import org.gvsig.raster.lib.buffer.api.TileStruct; |
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import org.gvsig.raster.lib.buffer.api.exceptions.BufferException; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.locator.LocatorException; |
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/** |
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* @author fdiaz |
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* |
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Buffer buffer = null; |
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if (this.tile != null && this.tile.getKey().equalsIgnoreCase(keyTile) && this.tile.isDownloaded()) {
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// Devolver la banda del buffer del tile |
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logger.info("Devolviendo la banda "+bandNumber+" del buffer del tile "+tile.getKey());
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logger.info("Devolviendo la banda " + bandNumber + " del buffer del tile " + tile.getKey());
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try {
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buffer = tile.getBuffer(); |
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Band band = buffer.getBand(bandNumber); |
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return null; |
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} |
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} else {
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this.tile=null;
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this.tile = null;
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// Cargar un tile nuevo |
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Band band = null; |
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try {
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while(this.tile==null || !this.tile.isDownloaded()) {
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while (this.tile == null || !this.tile.isDownloaded()) {
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tile = requestTile(zoomLevel, structRow, structCol, keyTile); |
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} |
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|
| ... | ... | |
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band = buffer.getBand(bandNumber); |
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ToolsLocator.getDisposableManager().bind(band); |
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return band; |
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} catch (DataException | BufferException | CreateGeometryException | InterruptedException | URLFormatException | DownloadingException e) {
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} catch (DataException | BufferException | CreateGeometryException | InterruptedException |
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| URLFormatException | DownloadingException e) {
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logger.warn("Can't fetch tile: zoomLevel = " + zoomLevel + ", tileRow = " + structRow
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+ ", tileColumn = " + structCol + ", band = " + bandNumber + ".", e); |
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return null; |
| ... | ... | |
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} |
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} |
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private DownloadedTile requestTile(int zoomLevel, int structRow, int structCol, String key) throws CreateEnvelopeException, |
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CloneNotSupportedException, BufferException, ValidateDataParametersException, DataException, CreateGeometryException, URLFormatException, DownloadingException {
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private DownloadedTile requestTile(int zoomLevel, int structRow, int structCol, String key) |
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throws CreateEnvelopeException, CloneNotSupportedException, BufferException, ValidateDataParametersException, |
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DataException, CreateGeometryException, URLFormatException, DownloadingException {
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Double pixelSize = this.tileStruct.getPixelSizePerZoomLevel().get(zoomLevel); |
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|
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int rowsPerTile = this.tileStruct.getRowsPerTile(); |
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int columnsPerTile = this.tileStruct.getColumnsPerTile(); |
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double minX = Math.max(structExtent.getMinimum(DIMENSIONS.X) + (structCol * (pixelSize * columnsPerTile)),structExtent.getMinimum(DIMENSIONS.X)); |
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double minY = Math.max(structExtent.getMaximum(DIMENSIONS.Y) - ((structRow + 1) * (pixelSize * rowsPerTile)),structExtent.getMinimum(DIMENSIONS.Y)); |
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double maxX = Math.min(structExtent.getMinimum(DIMENSIONS.X) + ((structCol + 1) * (pixelSize * columnsPerTile)),structExtent.getMaximum(DIMENSIONS.X)); |
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double maxY = Math.min(structExtent.getMaximum(DIMENSIONS.Y) - (structRow * (pixelSize * rowsPerTile)),structExtent.getMaximum(DIMENSIONS.Y)); |
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double minX = |
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Math.max(structExtent.getMinimum(DIMENSIONS.X) + (structCol * (pixelSize * columnsPerTile)), |
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structExtent.getMinimum(DIMENSIONS.X)); |
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double minY = |
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Math.max(structExtent.getMaximum(DIMENSIONS.Y) - ((structRow + 1) * (pixelSize * rowsPerTile)), |
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structExtent.getMinimum(DIMENSIONS.Y)); |
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double maxX = |
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Math.min(structExtent.getMinimum(DIMENSIONS.X) + ((structCol + 1) * (pixelSize * columnsPerTile)), |
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structExtent.getMaximum(DIMENSIONS.X)); |
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double maxY = |
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Math.min(structExtent.getMaximum(DIMENSIONS.Y) - (structRow * (pixelSize * rowsPerTile)), |
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structExtent.getMaximum(DIMENSIONS.Y)); |
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Envelope envelope = geomManager.createEnvelope(minX, minY, maxX, maxY, SUBTYPES.GEOM2D); |
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Point center; |
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center = geomManager.createPoint(envelope.getCenter(DIMENSIONS.X), envelope.getCenter(DIMENSIONS.Y), SUBTYPES.GEOM2D); |
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center = |
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geomManager |
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.createPoint(envelope.getCenter(DIMENSIONS.X), envelope.getCenter(DIMENSIONS.Y), SUBTYPES.GEOM2D); |
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GoogleMapsManager googleMapsManager = GoogleMapsLocator.getManager(); |
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GoogleMapsRequestParams requestParams = googleMapsManager.createRequestParams(); |
| ... | ... | |
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requestParams.setMapType((String) storeParameters.getDynValue("mapType"));
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requestParams.setFormat((String) storeParameters.getDynValue("format"));
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GoogleMapsRequest googleRequest=googleMapsManager.createRequest(requestParams);
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GoogleMapsRequest googleRequest = googleMapsManager.createRequest(requestParams);
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DownloadedTile downloadedTile = new DownloadedTile(key, envelope); |
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downloadedTile.setImage(googleRequest.getTile(center, zoomLevel, (int)Math.round(envelope.getLength(DIMENSIONS.X)/pixelSize), (int)Math.round(envelope.getLength(DIMENSIONS.Y)/pixelSize))); |
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downloadedTile.setImage(googleRequest.getTile(center, zoomLevel, |
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(int) Math.round(envelope.getLength(DIMENSIONS.X) / pixelSize), |
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(int) Math.round(envelope.getLength(DIMENSIONS.Y) / pixelSize))); |
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return downloadedTile; |
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} |
| ... | ... | |
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return builder.toString(); |
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} |
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private class DownloadedTile extends AbstractDisposable { //implements GoogleMapsRequestListener {
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private class DownloadedTile extends AbstractDisposable { // implements
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// GoogleMapsRequestListener |
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// {
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private org.gvsig.raster.lib.buffer.api.Buffer buffer; |
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long lastAccess; |
| ... | ... | |
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public synchronized org.gvsig.raster.lib.buffer.api.Buffer getBuffer() throws InterruptedException {
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lastAccess = System.currentTimeMillis(); |
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while(!isDownloaded()){
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while (!isDownloaded()) {
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this.wait(); |
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} |
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return buffer; |
| ... | ... | |
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try {
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BufferManager bufferManager = BufferLocator.getBufferManager(); |
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this.buffer = |
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BufferLocator.getBufferManager().createBuffer(img, GoogleMapsRasterProvider.GOOGLE_MAPS_PROJECTION,
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bufferManager.createRGBABuffer(img, GoogleMapsRasterProvider.GOOGLE_MAPS_PROJECTION,
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this.envelope); |
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} catch (LocatorException | BufferException e) {
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| ... | ... | |
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buffer = null; |
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} |
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public boolean isDownloaded(){
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public boolean isDownloaded() {
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return this.downloaded; |
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} |
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} |
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@Override |
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protected void doDispose() throws BaseException {
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if(this.tile != null) {
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if (this.tile != null) {
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DisposeUtils.dispose(this.tile); |
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} |
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DisposeUtils.dispose((Disposable) tileStruct); |
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