[QGIS Commit] r11144 - trunk/qgis/src/app

[svn_qgis at osgeo.org]

Author: wonder
Date: 2009-07-22 07:52:18 -0400 (Wed, 22 Jul 2009)
New Revision: 11144

Modified:
   trunk/qgis/src/app/qgsmaptoolsimplify.cpp
Log:
Fixed for simplify tool, show a message if the feature can't be simplified.
By Richard Kostecky.


Modified: trunk/qgis/src/app/qgsmaptoolsimplify.cpp
===================================================================
--- trunk/qgis/src/app/qgsmaptoolsimplify.cpp	2009-07-22 11:40:13 UTC (rev 11143)
+++ trunk/qgis/src/app/qgsmaptoolsimplify.cpp	2009-07-22 11:52:18 UTC (rev 11144)
@@ -153,7 +153,7 @@
   bool isLine = mSelectedFeature.geometry()->type() == QGis::Line;
   QVector<QgsPoint> pts = getPointList( mSelectedFeature );
   int size = pts.size();
-  if ( size == 0 || ( isLine && size < 2 ) || ( !isLine && size < 4 ) )
+  if ( size == 0 || ( isLine && size <= 2 ) || ( !isLine && size <= 4 ) )
   {
     return false;
   }
@@ -294,6 +294,10 @@
       // show dialog as a non-modal window
       mSimplifyDialog->show();
     }
+    else
+    {
+      QMessageBox::warning( 0, tr( "Unsupported operation" ), tr( "This feature cannot be simplified. Check if feature has enough vertices to be simplified." ) );
+    }
   }
 }