- Provide the user with the option of deleting an existing world file

(rather than just telling that they need to do so)
- Re-instate some more debugging #ifdef's


git-svn-id: http://svn.osgeo.org/qgis/trunk@5756 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/plugins/georeferencer/plugingui.cpp

@@ -102,11 +102,16 @@ void QgsGeorefPluginGui::on_pbnEnterWorldCoords_clicked() {
   // check if there already is a world file
   if (!worldfile.isEmpty()) {
     if (QFile::exists(worldfile)) {
-      QMessageBox::critical(this, tr("Error"),
-			    tr("<p>The selected file already seems to have a ")+
-			    tr("world file! If you want to replace it with a ")+
-			    tr("new world file, remove the old one first.</p>"));
-      return;
+      int r = QMessageBox::question(this, tr("World file exists"),
+                       tr("<p>The selected file already seems to have a ")+
+                       tr("world file! Do you want to replace it with the ")+
+		       tr("new world file?</p>"),
+                       QMessageBox::Yes|QMessageBox::Default, 
+                       QMessageBox::No|QMessageBox::Escape);
+      if (r == QMessageBox::No)
+        return;
+      else
+        QFile::remove(worldfile);
     }
   }
   

src/plugins/georeferencer/qgspointdialog.cpp

@@ -437,17 +437,17 @@ void QgsPointDialog::deleteDataPoint(QgsPoint& coords)
   std::vector<QgsGeorefDataPoint*>::iterator it = mPoints.begin();
   
   double maxDistSqr = (5 * mCanvas->mupp())*(5 * mCanvas->mupp());
-//#ifdef QGISDEBUG
+#ifdef QGISDEBUG
   std::cout << "deleteDataPoint! maxDistSqr: " << maxDistSqr << std::endl;
-//#endif
+#endif
   for ( ; it != mPoints.end(); it++)
   {
     QgsGeorefDataPoint* pt = *it;
     double x = pt->pixelCoords().x() - coords.x();
     double y = pt->pixelCoords().y() - coords.y();
-//#ifdef QGISDEBUG
+#ifdef QGISDEBUG
   std::cout << "deleteDataPoint! test: " << (x*x+y*y) << std::endl;
-//#endif
+#endif
     if ((x*x + y*y) < maxDistSqr)
     {
       mPoints.erase(it);