[GRASS-dev] d.out.file: world (wld) file support issue

Hamish hamish_b at yahoo.com
Sat Jan 26 22:22:17 EST 2008


Hamish wrote:
> '+' fiducial marks? (ps.map can make those but d.grid still lacks a
> flag for that)

new fiducial mark symbol added in 6.3svn. see attached preivew + detail
and
 http://grass.gdf-hannover.de/wiki/IconSymbols#Existing_symbols

size = 12,15 looks nice in an xmon.
use 45 degree symbol rotation if you wish to align ticks with grid
lines


It would be possible use D_symbol() in d.grid to draw them. (propose
new -c cross & -f fiducial flags for d.grid) Because the way d.grid is
written some new code would be needed to caclulate grid line
interesctions. 45 deg rotation should be applied to align ticks with
grid lines. for geogrids re-use text label rotation angle code to align
ticks with geo grid lines. probably need to calculate that per grid
interection if the map scale is such that the geo-lines are
significantly curved. Maybe for -c just use simple cross icon code from
d.graph, not full D_symbol(cross1).


enjoy,
Hamish



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