Package org.openjump.core.ui.util

Class LayerableUtil

  • public abstract class LayerableUtil
extends Object

    • Field Detail

      • filetype

        public static String filetype

    • Constructor Detail

      • LayerableUtil

        public LayerableUtil()

    • Method Detail

      • isSpatiallyEqualTo

        public static boolean isSpatiallyEqualTo​(RasterImageLayer rLayer1,
                                         RasterImageLayer rLayer2)
                                  throws IOException
        Boolean to verify if a <RasterImageLayer> rLayer1 is spatially equivalent to another <RasterImageLayer> rLayer2
        Parameters:
        rLayer1 - first layer
        rLayer2 - second layer
        Returns:
        true if they are equivalent. False if they are not equivalent
        Throws:
        IOException - if an IOException occurs during layer reading

      • isTemporary

        public static boolean isTemporary​(RasterImageLayer layer)
        RasterImageLayer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if selected sextante raster (RasterImageLayer.class) is Temporary layer (layer stored into TEMP folder)

      • isModified

        public static boolean isModified​(RasterImageLayer layer)
        RasterImageLayer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if selected sextante raster (RasterImageLayer.class) has been modified

      • isMonoband

        public static boolean isMonoband​(RasterImageLayer layer)
        RasterImageLayer.class
        Parameters:
        layer - the RasterImageLayer to test
        Returns:
        true if selected sextante raster layer is monoband layer

      • getFilePath

        public static String getFilePath​(RasterImageLayer layer)
        RasterImageLayer.class
        Parameters:
        layer - the layer to query
        Returns:
        the File path of a sextante raster (RasterImageLayer.class) eg. C/File/imagename.tif

      • isTemporary

        public static boolean isTemporary​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer (Layer.class) is a temporary layer Both layers in memory and layers stored into TEMP folder are considered as "Temporary layers"

      • isModified

        public static boolean isModified​(Layer layer)
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer (Layer.class) has been modified

      • isVector

        public boolean isVector​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer (Layer,class) is a vector layer Eg. layer with datastore belonging to Shapefile, JML or GML file). This method excludes Datastores and Image file loaded by Layer,class

      • isImage

        public static boolean isImage​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer (Layer.class) belongs form an image file (eg. JPG, TIF, ECW)

      • isMultipleImages

        public static boolean isMultipleImages​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the Layer (Layer.class) is a collection of Image layers (eg. JPG, TIF, ECW)

      • isDataStore

        public static boolean isDataStore​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer (Layer.class) is a datastore layer (eg. Oracle, SpatiaLite, MySQL)

      • isCad

        public static boolean isCad​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true Check if the layer is a cad Layer following DXF PlugIn schema it defines Cad layer with the presence of COLOR and TEXT attributes

      • isEmpty

        public static boolean isEmpty​(Layer layer)
        Layer.class
        Parameters:
        layer - the layer to test
        Returns:
        true if the layer is empty

      • isPolygonalLayer

        public static boolean isPolygonalLayer​(Layer layer)
        check if selected layer has only polygons and/or multipolygons
        Parameters:
        layer - the layer to test
        Returns:
        boolean - true if the vector layer has only polygon/multipolygon geometries (Shapefile model)

      • isPolygonalLayer

        public static boolean isPolygonalLayer​(FeatureCollection featureCollection)
        check if selected featureCollection has only polygons and/or multipolygons
        Parameters:
        featureCollection - the feature collection to test
        Returns:
        boolean - true if the vector layer has only polygon/multipolygon geometries (Shapefile model)

      • isPointLayer

        public static boolean isPointLayer​(Layer layer)
        Check if selected layer has only points and/or multipoints
        Parameters:
        layer - the layer to test
        Returns:
        boolean - true if the vector layer has only point/multipoint geometries (Shapefile model)

      • isPointLayer

        public static boolean isPointLayer​(FeatureCollection featureCollection)
        Check if selected featureCollection has only points and/or multipoints
        Parameters:
        featureCollection - the feature collection to test
        Returns:
        boolean - true if the vector layer has only point/multipoint geometries (Shapefile model)

      • isLinealLayer

        public static boolean isLinealLayer​(Layer layer)
        Check if selected layer has only linestring and/or multilinestring and/or multilinearings
        Parameters:
        layer - the layer to test
        Returns:
        boolean - true if the vector layer has only LineString/MultiLineString geometries (Shapefile model)

      • isLinealLayer

        public static boolean isLinealLayer​(FeatureCollection featureCollection)
        Check if selected FeatureCollection has only linestring and/or multilinestring and/or multilinearings (Shapefile model)
        Parameters:
        featureCollection - the feature collection to test
        Returns:
        boolean - true if the vector layer has only LineString/MultiLineString geometries (Shapefile model)

      • isMixedGeometryType

        public static boolean isMixedGeometryType​(Layer layer)
        Check if selected layer has geoemtries of different types
        Parameters:
        layer - the layer to test
        Returns:
        true if the selected layer has features of different geometries types (Shapefile model) (Shapefile model)

      • isMixedGeometryType

        public static boolean isMixedGeometryType​(FeatureCollection featureCollection)
        Check if selected FeatureCollection has geoemtries of different types
        Parameters:
        featureCollection - the feature collection to test
        Returns:
        true if the selected layer has features of different geometries types (Shapefile model)

      • getGeometryType

        public static String getGeometryType​(Layer layer)

      • getFilePath

        public static String getFilePath​(Layer layer)
        Parameters:
        layer - the layer from which to get the file path
        Returns:
        the File path of a Layer.class eg. C/File/vectorname.shp

      • getLayerSourceClass

        public static String getLayerSourceClass​(Layer layer)
        Parameters:
        layer - the Layer from which to get the DataSource class
        Returns:
        the source class of a Layer.class eg. C/File/vectorname.shp

      • getFileType

        public static String getFileType​(File file)
        input file
        Parameters:
        file - the file whose type we want to know
        Returns:
        the type of the file as string

      • getVectorImageFileDescription

        public static String getVectorImageFileDescription​(Layer layer)
        Parameters:
        layer - the Layer whose description we want to know
        Returns:
        a description of the vector file ex. "SHP - ESRI Shapefile" if the file extension is not into the enum list it returns the extension (eg. "DWG")

      • getRasterFileDescription

        public static String getRasterFileDescription​(RasterImageLayer layer)
        Parameters:
        layer - the Raster image layer
        Returns:
        a description of raster image layer ex. "GEOTIF/TIFF - Tagged Image File Format" if the file extension is not into the enum list it returns only the extension (eg. "MAP")

      • ExportVector

        public static void ExportVector​(PlugInContext context,
                                Layer layer,
                                String path)
        Export vector layer as SHP or JML depending on the geometries
        Parameters:
        context - the plugin context
        layer - a layer
        path - the path to export to

      • ExportSextanteRaster

        public static void ExportSextanteRaster​(PlugInContext context,
                                        RasterImageLayer layer,
                                        String path)
        Export Sextante Raster layerable to TIF
        Parameters:
        context - plugin context
        layer - the RasterImageLayer to export
        path - the path to export to

      • ExportImage

        public static void ExportImage​(PlugInContext context,
                               Layer layer,
                               String path)
                        throws IOException
        Export Image: simple method to save an image file, loaded to a folde by Layer.class, with corresponding worldfile, if exists
        Parameters:
        context - the plugin context
        layer - the image layer to export
        path - the path to export the image to
        Throws:
        IOException - if an IOException occurs during export

      • ExportVectorStyleToSLD

        public static void ExportVectorStyleToSLD​(PlugInContext context,
                                          Layer layer,
                                          String path)
                                   throws Exception
        Export Vector layer styles as SLD This part of the code derives from de.latlon.deejump.plugin.style.LayerStyle2SLDPlugIn.class and it has been modified to automatically export SLD files for vectors
        Parameters:
        context - the plugin context
        layer - the layer whose style to export
        path - the path to export to
        Throws:
        IOException - if an IOException occurs during SLD writing
        Exception

      • ExportRasterStyleToSLD

        public static void ExportRasterStyleToSLD​(PlugInContext context,
                                          RasterImageLayer rLayer,
                                          String path)
        Export RasterImage layer styles as SLD
        Parameters:
        context - the plugin context
        rLayer - the RasterImageLayer to export
        path - the path to export to

      • ExportVectorProjection

        public static void ExportVectorProjection​(PlugInContext context,
                                          Layer layer,
                                          String proj,
                                          String path)
                                   throws IOException
        Export .prj projection auxiliary file for vector/image layer
        Parameters:
        context - the plugin context
        layer - the layer to export
        proj - OGC wkt projection code
        path - the path to export to
        Throws:
        IOException - if an IOException occurs during export

      • ExportRasterProjection

        public static void ExportRasterProjection​(PlugInContext context,
                                          RasterImageLayer layer,
                                          String proj,
                                          String path)
                                   throws IOException
        Export .prj projection auxiliary file for sextante raster image
        Parameters:
        context - the plugin context
        layer - the rasterImageLayer
        proj - OGC wkt projection code
        path - the path to export to
        Throws:
        IOException - if an IOException occurs during export

      • copyWorldFile

        public static void copyWorldFile​(Layer layer,
                                 String path)
                          throws IOException
        Simple method to copy a file (as worldfile)
        Parameters:
        layer - the image layer whose worldfile we want to copy
        path - the path to copy to
        Throws:
        IOException - if an IOException occurs during world file writing

      • filepath

        public static String filepath​(Layer layer)
        Return the path of the file associated to a ReferencedImage layer /* EX. c:\folder\image.tif
        Parameters:
        layer - the Layer whose file path we want to know
        Returns:
        file path of the Layer

      • worldFilepath

        public static String worldFilepath​(Layer layer)
        Return path/name of a worldfile associated to a ReferencedImage layer /* Ex. if c:\folder\image.tif exists, it returns c:\folder\image.tfw
        Parameters:
        layer - the layer whose worldfile path we want to know
        Returns:
        the path of the worldfile associated to the layer

      • getValidArea

        public static double getValidArea​(Layer layer)
        Returns the area of feature collection (only Polygons or MultiPolygons) in the selected Vector Layer.class. This method exclude area of the layer which are not covered by feature
        Parameters:
        layer - a Layer
        Returns:
        area as a double

      • getValidArea

        public static double getValidArea​(RasterImageLayer layer)
                           throws IOException
        Returns the area of selected RasterImageLayer.class. This method excludes cells with no data value
        Parameters:
        layer - RasterImageLayer
        Returns:
        area as a double
        Throws:
        IOException

      • main

        public static void main​(String[] args)