Offline maps divided into two types: one is called "pyramid tile" data, called "vector map data." We see the online map for example, the map on the website Baidu, Google, High German, etc., are pyramid tile; the other is used to navigate on mobile phones, such high moral map APP, you can download offline map data, this is the vector.
Satellite image maps are pyramid tiles, no vector data.
Therefore, we are talking about offline maps downloaded usually refers to the offline map tiles pyramid data download.
Offline map tiles to build a pyramid of service for very many offline maps: generally WEB way, TMS, WMTS / WMS and so on, different applications have different needs service.
Step One: Download and install download tool Map: BIGEMAP Map Downloader
Step Two : Start downloader, as shown below:
Step Three : Select the download area, here to Beijing , for example, as follows:
Step four : Double-click download, download dialog box pops up, as shown below:
Shown above in FIG : 1, is required here to select: tile: BIGEMAP; behind the mesh format selection png, jpg can.
2, you need to check the level, each level of the map for enlargement and reduction; herein is selected from 1-13.
Click "OK" to start the download, the download is complete, open the downloaded folder, as shown below:
Which, "Tiles_BIGEMAP" is stored inside the pyramid tile data; in addition, map.ini is the configuration file, you need to use in the future when added to the offline map server.
This, offline maps for offline maps published data services they need, download complete.