Displaying 4 results from an estimated 4 matches for "linestr".
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line_str
2008 Dec 15
1
convert opengis wkt to geometry?
...statements for
simple geometry (wkt), I didn't check see if there is already something
available to convert WKT strings into some R package geometry (sp?).
Does anyone have any advice, hints, code (?) for converting the
following OpenGIS strings into something useful in R:
POINT
MULTIPOINT
LINESTRING
MULTILINESTRING
POLYGON
MULTIPOLYGON
GEOMETRYCOLLECTION
Jeff.
2011 Jan 20
1
Generating time progressing line for Google Earth
...n>
<name><%=paste(seg$x[i], ",", seg$y[i]," : ", seg$xend[i],
",", seg$yend[i], sep="")%></name>
<Style><LineStyle><color>7f9bffff</color><width>3.5</width></LineStyle></Style>
<LineString> <tessellate>1</tessellate>
<coordinates><%=seg[i,]$x%>, <%=seg[i,]$y%>, 0.0
<%=seg[i,]$xend%>, <%=seg[i,]$yend%>, 0.0
</coordinates></LineString>
</Placemark>
<% } %>...
2010 Nov 26
1
Generating kml lines output
Dear,
I would like to generate kml file with lines (<LineString>) of
different style (definitely color, but width would also be nice to
see). However with kmlLine from maptools package I am able only to
output the single first Lines object (first row of
SpatialLinesDataFrame)
I guess the option would be to have single Lines object (instead of
list of th...
2006 May 01
0
PostGIS and MySql Spatial Extensions in Rails
Hello,
This post is to announce a new release of the Spatial Adapter for Rails,
which is a plugin that adds support for columns of geometric types (point,
linestring, polygon,etc...) to ActiveRecord. Currently the only supported
databases are MySql and PostGIS.
With this release, geometric columns should behave like columns of any other
basic types in all areas: migration, data access, dumping in ruby schema
mode...
For example, here is how you would defin...