GeoDjango 介绍Geographic DataImporting Spatial DataPutting your data on the map 概况安装Platform-specific instructions Spatial Field TypesGeometry Field Options Spatial BackendsCreating and Saving Models with Raster FieldsDistance Queries GeoDjango Forms API Form field classes GIS QuerySet API Reference Distance Lookups AsGMLAsWKBAzimuthCentroidDistanceGeometryDistanceIsValidLineLocatePointMemSizeNumPointsPointOnSurfaceScaleSymDifferenceTranslate Measurement Objects Supported units GEOS API TutorialGeometry CollectionsI/O Objects例外 概况OGR GeometriesRaster Data Objects例外 例如方法例外 LayerMapping data import utilityGeoJSON Serializer inspectdb GeoDjango’s admin site OSMGeoAdmin 例如 Geographic Sitemaps Reference PostGIS