[Kst] branches/work/kst/portto4/kst/src/libkstapp

[Peter Kümmel]

SVN commit 1131193 by kuemmel:

Init min/max variables before searching for the min/max values.

CCBUG: 236678 

 M  +4 -3      plotitem.cpp  


--- branches/work/kst/portto4/kst/src/libkstapp/plotitem.cpp #1131192:1131193
@@ -2587,7 +2587,8 @@
 void PlotItem::computeBorder(Qt::Orientation orientation, qreal &minimum, qreal &maximum) const {
   QRectF rect;
   foreach (PlotRenderItem *renderer, renderItems()) {
-    qreal min, max;
+    qreal min = maximum;
+    qreal max = minimum;
     renderer->computeBorder(orientation, &min, &max);
     minimum = qMin(min, minimum);
     maximum = qMax(max, maximum);
@@ -4231,8 +4232,8 @@
 void ZoomYLocalMaximumCommand::applyZoomTo(PlotItem *item, bool applyX, bool applyY) {
   Q_UNUSED(applyX);
   if (applyY) {
-    qreal minimum = item->yAxis()->axisLog() ? 0.0 : -0.1;
-    qreal maximum = 0.1;
+    qreal minimum = item->yMax();
+    qreal maximum = item->yMin();
     item->computedRelationalMax(minimum, maximum);
 
     item->computeBorder(Qt::Vertical, minimum, maximum);