Coverity fixes

CID 174671
CID 174670
CID 174669
CID 174668
CID 174667
CID 174664

src/Mod/TechDraw/App/DrawUtil.cpp

@@ -433,6 +433,7 @@ double DrawUtil::getDefaultLineWeight(std::string lineType)
     auto lg = LineGroup::lineGroupFactory(lgName);
     
     double weight = lg->getWeight(lineType);
+    delete lg;                                    //Coverity CID 174671
     return weight;
 }
 

src/Mod/TechDraw/Gui/DrawGuiUtil.cpp

@@ -75,19 +75,9 @@ using namespace TechDrawGui;
 //find a page in Selection, Document or CurrentWindow.
 TechDraw::DrawPage* DrawGuiUtil::findPage(Gui::Command* cmd)
 {
-    TechDraw::DrawPage* page = nullptr;
+    TechDraw::DrawPage* page;
     bool warn = true;
 
-    //default to currently displayed DrawPage is there is one
-    Gui::MainWindow* w = Gui::getMainWindow();
-    Gui::MDIView* mv = w->activeWindow();
-    MDIViewPage* mvp = dynamic_cast<MDIViewPage*>(mv);
-    if (mvp) {
-        QString windowTitle = mvp->windowTitle();
-        QGVPage* qp = mvp->getQGVPage();
-        page = qp->getDrawPage();
-    }
-
     //check Selection and/or Document for a DrawPage
     std::vector<App::DocumentObject*> selPages = cmd->getSelection().getObjectsOfType(TechDraw::DrawPage::getClassTypeId());
     if (selPages.empty()) {                                            //no page in selection
@@ -114,6 +104,18 @@ TechDraw::DrawPage* DrawGuiUtil::findPage(Gui::Command* cmd)
         page = static_cast<TechDraw::DrawPage*>(selPages.front());
     }
 
+    //default to currently displayed DrawPage is there is one         //code moved Coverity CID 174668
+    if (page == nullptr) {
+        Gui::MainWindow* w = Gui::getMainWindow();
+        Gui::MDIView* mv = w->activeWindow();
+        MDIViewPage* mvp = dynamic_cast<MDIViewPage*>(mv);
+        if (mvp) {
+            QString windowTitle = mvp->windowTitle();
+            QGVPage* qp = mvp->getQGVPage();
+            page = qp->getDrawPage();
+        }
+    }
+
     if ((page == nullptr) && 
         (warn) ) {
         QMessageBox::warning(Gui::getMainWindow(), QObject::tr("No page found"),

src/Mod/TechDraw/Gui/QGICenterLine.cpp

@@ -44,6 +44,7 @@ QGICenterLine::QGICenterLine()
     setWidth(0.0);
     setStyle(getCenterStyle());
     setColor(getCenterColor());
+    m_isintersection = false;              //Coverity CID 174669
 }
 
 void QGICenterLine::draw()

src/Mod/TechDraw/Gui/ViewProviderDimension.cpp

@@ -68,6 +68,7 @@ ViewProviderDimension::ViewProviderDimension()
     std::string lgName = hGrp->GetASCII("LineGroup","FC 0.70mm");
     auto lg = TechDraw::LineGroup::lineGroupFactory(lgName);
     double weight = lg->getWeight("Thin");
+    delete lg;                                   //Coverity CID 174670
     ADD_PROPERTY_TYPE(LineWidth,(weight)    ,group,(App::PropertyType)(App::Prop_None),"Dimension line weight");
 
     hGrp = App::GetApplication().GetUserParameter()

src/Mod/TechDraw/Gui/ViewProviderGeomHatch.cpp

@@ -194,6 +194,7 @@ void ViewProviderGeomHatch::getParameters(void)
     std::string lgName = hGrp->GetASCII("LineGroup","FC 0.70mm");
     auto lg = TechDraw::LineGroup::lineGroupFactory(lgName);
     double weight = lg->getWeight("Graphic");
+    delete lg;                                                    //Coverity CID 174667
     WeightPattern.setValue(weight);
 }
 

src/Mod/TechDraw/Gui/ViewProviderViewPart.cpp

@@ -76,6 +76,7 @@ ViewProviderViewPart::ViewProviderViewPart()
 
     weight = lg->getWeight("Extra");
     ADD_PROPERTY_TYPE(ExtraWidth,(weight),group,App::Prop_None,"The thickness of LineGroup Extra lines, if enabled");
+    delete lg;                            //Coverity CID 174664
 
     //decorations
     ADD_PROPERTY_TYPE(HorizCenterLine ,(false),dgroup,App::Prop_None,"Show a horizontal centerline through view");