[Kst] kdeextragear-2/kst/kst

[Rick Chern]

CVS commit by rchern: 

Data mode shows Z value of topmost image in status bar.


  M +23 -2     kst2dplot.cpp   1.204


--- kdeextragear-2/kst/kst/kst2dplot.cpp  #1.203:1.204
@@ -2460,7 +2460,28 @@ void Kst2DPlot::highlightNearestDataPoin
       _copy_x = KST::NOPOINT;
       _copy_y = KST::NOPOINT;
+      //if no curves to display points for, display the z value of the topmost image
+      //underneath cursor
+      if (_images.count() > 0) {
+        double Z;
+        int i = _images.count() - 1;
+        bool found = false;
+        while (i >= 0 && !found) {
+          if (_images[i]->getNearestZ(xpos, ypos, Z)) {
+            found = true;
+          }
+          i--;
+        }
+        static_cast<KstViewWidget*>(view)->paint();
+        if (found) {
+          QString msg = i18n("%4 (%1, %2, %3)").arg(xpos).arg(ypos).arg(Z).arg(_images[i+1]->tagName());
+          KstApp::inst()->slotUpdateDataMsg(msg);
+        } else {
+          KstApp::inst()->slotUpdateDataMsg(QString::null);
+        }
+      } else {
       static_cast<KstViewWidget*>(view)->paint();
       KstApp::inst()->slotUpdateDataMsg(QString::null);
     }
+    }
 
     _highlighting = false;