[mapguide-trac] #436: Stylization: Modify rotation calculation to use atan

[MapGuide Open Source]

#436: Stylization: Modify rotation calculation to use atan
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   Reporter:  louisewatson       |       Owner:  Louise Watson
       Type:  defect             |      Status:  new          
   Priority:  medium             |   Milestone:  2.1          
  Component:  Rendering Service  |     Version:  2.0.0        
   Severity:  major              |    Keywords:               
External_id:  1041451            |  
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 When lines are labeled, some of the labels are upside down making them
 hard to read.

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Ticket URL: <http://trac.osgeo.org/mapguide/ticket/436>
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