diff base/RangeMapper.h @ 879:eb6b6a88faed

Unit-test RangeMapper, fix a couple of bugs

--- a/base/RangeMapper.h	Wed Dec 11 21:40:27 2013 +0000
+++ b/base/RangeMapper.h	Fri Jan 31 13:39:37 2014 +0000
@@ -34,6 +34,12 @@
 class LinearRangeMapper : public RangeMapper
 {
 public:
+    /**
+     * Map values in range minval->maxval linearly into integer range
+     * minpos->maxpos. minval and minpos must be less than maxval and
+     * maxpos respectively. If inverted is true, the range will be
+     * mapped "backwards" (minval to maxpos and maxval to minpos).
+     */
     LinearRangeMapper(int minpos, int maxpos,
                       float minval, float maxval,
                       QString unit = "", bool inverted = false);