This article show how map information can be imported in a uMap map.
Options and result depend heavily on the source format.
Recipe:
- Start edit by
- Select on the right side Import data or Ctrl-I
Sources of data
Data can be read from file. See field 1
Data can be found by URL. See field 2.
Or paste the text of the data directly in field 3.
Data format
The format is derived from the extension of the file. If this is not possible a format can be set with drop-down list at 4.
The list below shows details. A bold format can be exported by uMap:
Import formats
geojson: JSON-data according to geographic scheme GeoJSON (*.json / *.geojson). All properties will be imported.
csv: Comma, tab or semicolon separated list, SRS WGS84 is assumed. (*.csv). Only points will be imported. Import checks headingnames with prefix lat or lon. All other columns will be imported as properties.
gpx: XML coded data according to geographic scheme GPX (*.gpx). Imported properties: name, desc.
kml: XML coded data according to geographic scheme KML of Google Earth (*.kml). Imported properties: name, description.
osm: XML coded data according to geographic scheme OpenStreetMap (*.osm)
georss: XML coded data according to geographic scheme GeoRSS (*.georss)
umap: Data exported by uMap (*.umap) (starting uMap v.0.8). Everything is imported: map information, layer information and geometry.
Import destination
The dropdown menu (5) selects the destination of the imported data. Options are an existing layer or a new layer by Import in new layer.
Existing geometry in a layer can be overwritten by 6: Replace layer content.
The umap format contains map and layer information. Effects :
Map information is overwritten (including the name of the map). All layers in the file are added to the current map, independent of the existence of a layer with the same name. If in 5 an existing layer is selected and Replace layer content is checked then this layer will be empty after import.
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