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15
votes
3answers
2k views

Database for offline slippy map tiles

I currently have an offline HTML5 map application (built on Leaflet & KendoUI with custom additions) that has an app manifest and works fine on multiple platforms. However, I am hesitant to use ...
2
votes
2answers
507 views

Generating MapQuest Style tiles for offline use

I need to create about a 9-level deep SLIPPY map of the world from OSM data (for offline use). So I cannot use the MapQuest, CloudMade, etc. servers). The projection must be EPSG4326 (LL84) which is ...
2
votes
0answers
93 views

How to generate bounding box based on tile numbers using slippy map tiles method?

Description: I am writing a map cache server for my company. I have to get input data based on tms standard and send a request to wms server to render and cache map files. I am using slippy map tiles ...
1
vote
1answer
231 views

Counting slippy map tiles

I would like to calculate approximately, how many tiles of given size would need to be rendered for a given bounding box and zoom level range in a given projection (always 3857). For example, for: ...
1
vote
0answers
200 views

Map tiles and max/min latitude and longitude

I'm trying to build a map based on a center point lat/long, the map will always be a fixed size say 1024 by 1024. The user can chance the center point and zoom. If I populate the map with map tiles ...
0
votes
2answers
52 views

Slippy map tile question and good practice

I have created a small slippy map (Leaflet) and have given it a bounding box. If the user tries to pan/slide outside the given bounds then the map bounces back. Also, the slippy map only has tiles ...
0
votes
1answer
128 views

Can you use a large file directory of jpgs for without georeferencing

I have a large map data set of 256x256 jpg images. The file directory is organized by /map_type/zoom/x/y.jpg. I have 12 zoom levels and each zoom level directory has 2^(2*zoom level) images. I have ...