test_vtreader.py 文件源码

def _load(self, iface, max_tiles, serial_tile_processing_limit=None, merge_tiles=False, clip_tiles=False, apply_styles=False):
        conn = copy.deepcopy(MBTILES_CONNECTION_TEMPLATE)
        gdal.PushErrorHandler('CPLQuietErrorHandler')
        conn["name"] = "Unittest_Connection"
        conn["path"] = os.path.join(os.path.dirname(__file__), '..', 'sample_data', 'uster_zh.mbtiles')
        reader = VtReader(iface=iface, connection=conn)
        bounds = {'y_min': 10644, 'y_max': 10645, 'zoom': 14, 'height': 2, 'width': 3, 'x_max': 8589, 'x_min': 8587}
        reader.set_options(merge_tiles=merge_tiles, clip_tiles=clip_tiles, max_tiles=max_tiles,
                           layer_filter=['landcover', 'place', 'water_name'], apply_styles=apply_styles)
        reader._loading_options["zoom_level"] = 14
        reader._loading_options["bounds"] = bounds
        if serial_tile_processing_limit:
            reader._nr_tiles_to_process_serial = serial_tile_processing_limit
        reader._load_tiles()
        reader.shutdown()