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Exploring Nautical Mapping with Open Data
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Zac McCormick
February 11, 2012
How-to & DIY
1
2.4k
Exploring Nautical Mapping with Open Data
Exploring Nautical Mapping with Open Data from WhereCampTB 2012 by @zacmcc
Zac McCormick
February 11, 2012
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Transcript
exploring nautical mapping with open data @zacmcc
None
what? bathymetry contours navigation aids points of interest bottom material
labels
why? slippy map features you want it’s free it’s fun
we like to share
None
data noaa National Oceanic and Atmospheric Administration usgs United States
Geological Survey openstreetmap fwc florida fish and wildlife conservation commission
gdal merge translate warp color map contour Geographic Data Abstraction
Library gdal.org
QGIS cross platform open source lots of file formats user
interface for gdal alternative to ArcMap
tilemill powerful stylesheets vector and raster sources mbtiles rendered with
mapnik
postgis power of sql geospatial indexes it’s just postgres supported
in tilemill
contour lines
depth labels
navigation aids
points of interest
custom labels
making the map
#navigation_aids["aid_color"="R"] { marker-‐width: 3; marker-‐fill: #c81f1f; marker-‐line-‐color:
darken(#c81f1f, 20%); marker-‐line-‐width: 1; marker-‐allow-‐overlap: true; } #navigation_aids["aid_color"="G"] { marker-‐width: 3; marker-‐fill: #119511; marker-‐line-‐color: darken(#119511, 20%); marker-‐line-‐width: 1; marker-‐allow-‐overlap: true; } carto styles
how can i use the map?
what’s missing?
check it out tiles.mapbox.com/zac :)