Examples of org.geowebcache.arcgis.config.TileCacheInfo

org.geowebcache.arcgis.config.TileCacheInfo

Represents a {@code TileCacheInfo} element in an ArcGIS cache config file.

XML Structure:

  <TileCacheInfo xsi:type='typens:TileCacheInfo'> <SpatialReference xsi:type='typens:ProjectedCoordinateSystem'> .... </SpatialReference> <TileOrigin xsi:type='typens:PointN'> <X>-4020900</X> <Y>19998100</Y> </TileOrigin> <TileCols>512</TileCols> <TileRows>512</TileRows> <DPI>96</DPI> <LODInfos xsi:type='typens:ArrayOfLODInfo'> <LODInfo xsi:type='typens:LODInfo'> <LevelID>0</LevelID> <Scale>8000000</Scale> <Resolution>2116.670900008467</Resolution> </LODInfo> ..... </LODInfos> </TileCacheInfo>

@author Gabriel Roldan


        Assert.notNull(layerName);
        Assert.notNull(info);
        Assert.notNull(layerBounds);


        final TileCacheInfo tileCacheInfo = info.getTileCacheInfo();
        final SpatialReference spatialReference = tileCacheInfo.getSpatialReference();


        final SRS srs;
        final BoundingBox gridSetExtent;


        final boolean alignTopLeft = true;
        final double[] resolutions;
        /*
         * let scale denoms be null so GridSetFactory computes them based on resolutions. The
         * resulting values will be pretty close to the ones defined in the ArcGIS tiling scheme
         */
        final double[] scaleDenominators = null;
        final Double metersPerUnit;
        final String[] scaleNames = null;
        final int tileWidth = tileCacheInfo.getTileCols();
        final int tileHeight = tileCacheInfo.getTileRows();
        final boolean yCoordinateFirst = false;
        final double pixelSize = 0.0254 / tileCacheInfo.getDPI();// see GridSubset.getDotsPerInch()
        {
            int epsgNumber = spatialReference.getWKID();
            if (0 == epsgNumber) {
            }
            srs = SRS.getSRS(epsgNumber);
        }
        {
            final List<LODInfo> lodInfos = tileCacheInfo.getLodInfos();
            double[][] resAndScales = getResolutions(lodInfos);


            resolutions = resAndScales[0];


            double[] scales = resAndScales[1];
            metersPerUnit = (0.00028 * scales[0]) / resolutions[0];
        }
        {
            // See "How to calculate the -x parameter used in the examples above" at
            // http://resources.arcgis.com/content/kbase?q=content/kbase&fa=articleShow&d=15558&print=true
            // double XOrigin = spatialReference.getXOrigin();
            // double YOrigin = spatialReference.getYOrigin();
            // XYScale = 40075017 / 360 = ~111319, where 40075017 is the circumference of the earth
            // at the ecuator and 360 the map units at the ecuator
            // final double xyScale = spatialReference.getXYScale();


            final TileOrigin tileOrigin = tileCacheInfo.getTileOrigin();// top left coordinate


            double xmin = tileOrigin.getX();
            double ymax = tileOrigin.getY();
            double ymin = layerBounds.getMinY();
            double xmax = layerBounds.getMaxX();

View Full Code Here

    }


    private Hashtable<String, GridSubset> createGridSubsets(final GridSetBroker gridSetBroker) {


        final CacheInfo info = this.cacheInfo;
        final TileCacheInfo tileCacheInfo = info.getTileCacheInfo();


        final String layerName = getName();
        final GridSetBuilder gsBuilder = new GridSetBuilder();
        GridSet gridSet = gsBuilder.buildGridset(layerName, info, layerBounds);


        gridSetBroker.put(gridSet);


        final List<LODInfo> lodInfos = tileCacheInfo.getLodInfos();
        Integer zoomStart = lodInfos.get(0).getLevelID();
        Integer zoomStop = lodInfos.get(lodInfos.size() - 1).getLevelID();


        GridSubset subSet = GridSubsetFactory.createGridSubSet(gridSet, this.layerBounds,
                zoomStart, zoomStop);

View Full Code Here

    }


    private Hashtable<String, GridSubset> createGridSubsets(final GridSetBroker gridSetBroker) {


        final CacheInfo info = this.cacheInfo;
        final TileCacheInfo tileCacheInfo = info.getTileCacheInfo();


        final String layerName = getName();
        final GridSetBuilder gsBuilder = new GridSetBuilder();
        GridSet gridSet = gsBuilder.buildGridset(layerName, info, layerBounds);


        gridSetBroker.put(gridSet);


        final List<LODInfo> lodInfos = tileCacheInfo.getLodInfos();
        Integer zoomStart = lodInfos.get(0).getLevelID();
        Integer zoomStop = lodInfos.get(lodInfos.size() - 1).getLevelID();


        GridSubset subSet = GridSubsetFactory.createGridSubSet(gridSet, this.layerBounds,
                zoomStart, zoomStop);

View Full Code Here


        Assert.notNull(layerName);
        Assert.notNull(info);
        Assert.notNull(layerBounds);


        final TileCacheInfo tileCacheInfo = info.getTileCacheInfo();
        final SpatialReference spatialReference = tileCacheInfo.getSpatialReference();


        final SRS srs;
        final BoundingBox gridSetExtent;


        final boolean alignTopLeft = true;
        final double[] resolutions;
        /*
         * let scale denoms be null so GridSetFactory computes them based on resolutions. The
         * resulting values will be pretty close to the ones defined in the ArcGIS tiling scheme
         */
        final double[] scaleDenominators = null;
        final Double metersPerUnit;
        final String[] scaleNames = null;
        final int tileWidth = tileCacheInfo.getTileCols();
        final int tileHeight = tileCacheInfo.getTileRows();
        final boolean yCoordinateFirst = false;
        final double pixelSize = 0.0254 / tileCacheInfo.getDPI();// see GridSubset.getDotsPerInch()
        {
            int epsgNumber = spatialReference.getWKID();
            if (0 == epsgNumber) {
            }
            srs = SRS.getSRS(epsgNumber);
        }
        {
            final List<LODInfo> lodInfos = tileCacheInfo.getLodInfos();
            double[][] resAndScales = getResolutions(lodInfos);


            resolutions = resAndScales[0];


            double[] scales = resAndScales[1];
            //TODO: check whether pixelSize computed above should be used instead
            metersPerUnit = (GridSetFactory.DEFAULT_PIXEL_SIZE_METER * scales[0]) / resolutions[0];
        }
        {
            // See "How to calculate the -x parameter used in the examples above" at
            // http://resources.arcgis.com/content/kbase?q=content/kbase&fa=articleShow&d=15558&print=true
            // double XOrigin = spatialReference.getXOrigin();
            // double YOrigin = spatialReference.getYOrigin();
            // XYScale = 40075017 / 360 = ~111319, where 40075017 is the circumference of the earth
            // at the ecuator and 360 the map units at the ecuator
            // final double xyScale = spatialReference.getXYScale();


            final TileOrigin tileOrigin = tileCacheInfo.getTileOrigin();// top left coordinate


            double xmin = tileOrigin.getX();
            double ymax = tileOrigin.getY();
            double ymin = layerBounds.getMinY();
            double xmax = layerBounds.getMaxX();

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Related Classes of org.geowebcache.arcgis.config.TileCacheInfo

org.geowebcache.arcgis.layer.ArcGISCacheLayer

org.geowebcache.arcgis.layer.GridSetBuilder

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