diff --git a/Scene.h b/Scene.h
index 4d51b20..76629b4 100644
--- a/Scene.h
+++ b/Scene.h
@@ -127,6 +127,10 @@ class Scene : public IEGrScene
                 { m_nShowZmap = nMode ; }
       int  GetShowZmap( void) const override
                 { return m_nShowZmap ; }
+      void SetShowText( int nMode) override
+                { m_nShowText = nMode ; }
+      int  GetShowText( void) const override
+                { return m_nShowText ; }
      // Geometry
       bool SetExtension( const BBox3d& b3Ext) override ;
       bool UpdateExtension( void) override ;
@@ -297,6 +301,7 @@ class Scene : public IEGrScene
       bool     m_bShowCurveDirection ;    // flag di visualizzazione direzione curve
       bool     m_bShowTriaAdvanced ;      // flag per abilitare la visualizzazione avanzata dei triangoli
       int      m_nShowZmap ;              // modo visualizzazione Zmap (+1=surf, +2=spilloni, +4=normali, +8=più colori)
+      int      m_nShowText ;              // modo visualizzazione scritte (1=solo contorni, 2=con riempimento)
      // PointSize - LineWidth
       double   m_dPointSize ;             // dimensione punti
       double   m_dSelPointSize ;          // dimensione punti selezionati
diff --git a/SceneBasic.cpp b/SceneBasic.cpp
index 3bf5413..600f5a6 100644
--- a/SceneBasic.cpp
+++ b/SceneBasic.cpp
@@ -67,6 +67,7 @@ Scene::Scene( void)
    m_bShowCurveDirection = false ;
    m_bShowTriaAdvanced = true ;
    m_nShowZmap = ZSM_SURF ;
+   m_nShowText = TXT_FILL ;
   // PointSize - LineWidth
    m_dPointSize = 3 ;
    m_dSelPointSize = 5 ;
diff --git a/SceneGeom.cpp b/SceneGeom.cpp
index aa4878a..11c0750 100644
--- a/SceneGeom.cpp
+++ b/SceneGeom.cpp
@@ -241,16 +241,16 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
       const int N_MIN_TRIA_NEWWAY = 100 ; 
       bool bNewWay = false ;
       if ( m_bNewWay) {
-         if (( nGeoType & GEO_SURF) != 0) {
+         if ( ( nGeoType & GEO_SURF) != 0) {
             const ISurfTriMesh* pSTM = GetSurfTriMeshAux( pGeoObj) ;
             if ( pSTM != nullptr  &&  pSTM->GetTriangleCount() > N_MIN_TRIA_NEWWAY)
                bNewWay = true ;
          }
-         else if (( nGeoType & GEO_VOLUME) != 0) {
+         else if ( ( nGeoType & GEO_VOLUME) != 0) {
             bNewWay = true ;
          }
          else if ( nGeoType == EXT_TEXT) {
-            const ISurfTriMesh* pSTM = GetExtText( pGeoObj)->GetAuxSurf() ;
+            const ISurfTriMesh* pSTM = ( m_nShowText == TXT_FILL ? GetExtText( pGeoObj)->GetAuxSurf() : nullptr) ;
             if ( pSTM != nullptr  &&  pSTM->GetTriangleCount() > N_MIN_TRIA_NEWWAY)
                bNewWay = true ;
          }
@@ -562,7 +562,7 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
          if ( pTXT == nullptr)
             return false ;
         // calcolo la grafica
-         const ISurfTriMesh* pSTM = pTXT->GetAuxSurf() ;
+         const ISurfTriMesh* pSTM = ( m_nShowText == TXT_FILL ? pTXT->GetAuxSurf() : nullptr) ;
          if ( pSTM != nullptr) {
            // recupero il materiale
             Material mMat ;
@@ -628,7 +628,8 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
       bShowAux = true ;
 
   // verifico se oggetto con superficie
-   bool bSurf = ( nGeoType & ( GEO_SURF | GEO_VOLUME)) != 0  ||  ( nGeoType == EXT_TEXT  &&  GetExtText( pGeoObj)->GetAuxSurf() != nullptr) ;
+   bool bSurf = ( nGeoType & ( GEO_SURF | GEO_VOLUME)) != 0  ||
+                  ( nGeoType == EXT_TEXT  &&  m_nShowText == TXT_FILL  &&  GetExtText( pGeoObj)->GetAuxSurf() != nullptr) ;
 
   // recupero il valore di opacità (solo per le superfici e i solidi può esserci trasparenza)
    int nAlpha = siObj.colObj.GetIntAlpha() ;