#1049: optional histogram sidebar for legends
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 Reporter:  hamish            |       Owner:  grass-dev@…              
     Type:  enhancement       |      Status:  new                      
 Priority:  minor             |   Milestone:  7.0.0                    
Component:  Display           |     Version:  svn-trunk                
 Keywords:  d.legend, ps.map  |    Platform:  All                      
      Cpu:  All               |  
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Comment(by hamish):

 Hi,

 I've added to this ticket a screenshot of the new functionality.

  https://trac.osgeo.org/grass/attachment/ticket/1049/dleg_histo.png

 shown is a horizontal legend for elevation.10m from Spearfish drawn with a
 histogram (-d flag), flipped left-right (-f flag, but setting at= as
 max,min has the same effect [wxGUI currently seems to be sorting at=, so
 that isn't working from the mouse]), and since I set the data units= with
 r.support the legend now displays "meters" too without needing a separate
 call to d.text.

 the color rules there are a new addition as well, "roygbiv". In the
 screenshot r.colors was run with the -e flag so the color scaling is set
 to equal areas under the histogram curve instead of a linear color
 transition from min to max.


 have fun,
 Hamish

-- 
Ticket URL: <https://trac.osgeo.org/grass/ticket/1049#comment:3>
GRASS GIS <http://grass.osgeo.org>

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