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cover the other extreme in the map bounary sanitizeation. Ading some documentation, which is parsed when running rake doc:app. Fixing up a couple of tests.

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Shaun McDonald 2008-10-26 23:43:37 +00:00
parent dc2a959037
commit b45dd63283
5 changed files with 61 additions and 24 deletions
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11
lib/map_boundary.rb
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@ -1,10 +1,11 @@
module MapBoundary
# Take an array of length 4, and return the min_lon, min_lat, max_lon and
# max_lat within their respective boundaries.
def sanitise_boundaries(bbox)
min_lon = [bbox[0].to_f,-180].max
min_lat = [bbox[1].to_f,-90].max
max_lon = [bbox[2].to_f,+180].min
max_lat = [bbox[3].to_f,+90].min
min_lon = [[bbox[0].to_f,-180].max,180].min
min_lat = [[bbox[1].to_f,-90].max,90].min
max_lon = [[bbox[2].to_f,+180].min,-180].max
max_lat = [[bbox[3].to_f,+90].min,-90].max
return min_lon, min_lat, max_lon, max_lat
end