[Kst] extragear/graphics/kst/src/libkstapp

[Andrew Walker]

SVN commit 550775 by arwalker:

BUG:129061 Prevent axes zooming out beyond sensible range

 M  +7 -4      kst2dplot.cpp  


--- trunk/extragear/graphics/kst/src/libkstapp/kst2dplot.cpp #550774:550775
@@ -701,9 +701,8 @@
 
 
 bool Kst2DPlot::checkLRange(double &min_in, double &max_in, bool bIsLog, double logBase) {
-  double diff  = fabs(1000.0 * min_in) * DBL_EPSILON;
   bool rc = true;
-
+  
   if (bIsLog) {
     if (isnan(pow(logBase, min_in)) || isnan(pow(logBase, max_in)) ||
         isinf(pow(logBase, min_in)) || isinf(pow(logBase, max_in))) {
@@ -714,8 +713,12 @@
     rc = false;
   }
 
-  if (rc && max_in <= min_in + diff) {
-    max_in = min_in + diff;
+  if (rc) {
+    double diff = fabs(1000.0 * min_in) * DBL_EPSILON;
+
+    if (max_in <= min_in + diff) {
+      max_in = min_in + diff;
+    }
   }
 
   return rc;