EgtGeomKernel :

- a ExtText aggiunta GetAuxSurf (solo per font di sistema)
- molto migliorata gestione anelli e spikes nella creazione di regioni.

FontOs.cpp

@@ -16,6 +16,8 @@
 #include "FontOs.h"
 #include "FontAux.h"
 #include "FontConst.h"
+#include "SurfFlatRegion.h"
+#include "GeoConst.h"
 #include "/EgtDev/Include/EGkGeomDB.h"
 #include "/EgtDev/Include/EGkGdbIterator.h"
 #include "/EgtDev/Include/EGkCurve.h"
@@ -23,6 +25,7 @@
 #include "/EgtDev/Include/EGkCurveComposite.h"
 #include "/EgtDev/Include/EGkCurveLine.h"
 #include "/EgtDev/Include/EGkCurveBezier.h"
+#include "/EgtDev/Include/EGkSfrCreate.h"
 #include "/EgtDev/Include/EGnStringUtils.h"
 #include "/EgtDev/Include/EGnFileUtils.h"
 #include "/EgtDev/Include/EgtStringConverter.h"
@@ -329,6 +332,88 @@ OsFont::GetOutline( const string& sText, int nInsPos, ICURVEPLIST& lstPC) const
    return true ;
 }
 
+//----------------------------------------------------------------------------
+bool
+OsFont::GetRegion( const string& sText, int nInsPos, ISURFFRPLIST& lstSFR) const
+{
+  // verifico esistenza font corrente
+   if ( m_hDC == nullptr  ||  m_hFont == nullptr  ||  m_sFont.empty())
+      return false ;
+
+  // rendo corrente il font
+   HFONT hPrevFont = (HFONT) SelectObject( m_hDC, m_hFont) ;
+   if ( hPrevFont == nullptr)
+      return false ;
+
+  // calcolo i fattori di scala
+   double dScaY = m_dHeight / m_dHCap ;
+   double dScaX = dScaY * m_dRatio ;
+   double dScaZ = 1 ;
+
+  // recupero altezza maiuscole e interlinea
+   double dHCap = m_dHeight ;
+   double dH = m_dH * m_dHeight / m_dHCap ;
+
+  // converto i byte della stringa in codici carattere
+   UINTVECTOR vCode ;
+   GetCodePoints( sText, vCode) ;
+
+  // ciclo sui codici
+   double dMaxW = 0 ;
+   double dMinH = 0 ;
+   Vector3d vtMove ;
+   for ( unsigned int i = 0 ; i < vCode.size() ; ++ i) {
+     // verifico se comando di a capo
+      int nLbLen ;
+      if ( IsLineBreak( vCode, i, nLbLen)) {
+         vtMove.Set( 0, vtMove.y - dH, 0) ;
+         if ( vtMove.y < dMinH)
+            dMinH = vtMove.y ;
+         i += nLbLen ;
+         continue ;
+      }  
+     // recupero l'outline
+      double dAdvance ;
+      ICURVEPLIST lstPC ;
+      if ( ! GetCharOutline( vCode[i], dAdvance, lstPC))
+         return false ;
+     // lo trasformo opportunamente
+      ICURVEPLIST::iterator iIter ;
+      for ( iIter = lstPC.begin() ; iIter != lstPC.end() ; ++ iIter) {
+        // inverto i percorsi per avere gli esterni CCW
+         (*iIter)->Invert() ;
+        // la trasformo per avere solo archi e rette
+         GetCurveComposite( *iIter)->ArcsBezierCurvesToArcsPerpExtr( LIN_TOL_FINE, ANG_STRAIGHT) ;
+      }
+     // creo la regione
+      SurfFlatRegionByContours SfrCntr( false, true) ;
+      for ( auto& PC : lstPC)
+         SfrCntr.AddCurve( PC) ;
+      PtrOwner<SurfFlatRegion> pSfr( GetBasicSurfFlatRegion( SfrCntr.GetSurf())) ;
+      if ( ! IsNull( pSfr)) {
+        // trasformazioni
+         pSfr->Scale( GLOB_FRM, dScaX, dScaY, dScaZ) ;  
+         pSfr->Translate( vtMove) ;
+        // inserimento in lista
+         lstSFR.push_back( Release( pSfr)) ;
+      }
+     // aggiorno per larghezza
+      vtMove += Vector3d( dAdvance * dScaX + m_dAddAdvance, 0, 0) ;
+      if ( vtMove.x > dMaxW)
+         dMaxW = vtMove.x ;
+   }
+
+  // sistemazioni per la posizione del punto di inserimento
+   Vector3d vtIpMove = GetTextInsertPointMove( dMaxW, dHCap, dMinH, nInsPos) ;
+   for ( const auto& pSfr : lstSFR)
+      pSfr->Translate( vtIpMove) ;
+
+  // ripristino il font originale
+   SelectObject( m_hDC, hPrevFont) ;
+
+   return true ;
+}
+
 //----------------------------------------------------------------------------
 bool
 OsFont::ApproxWithLines( const string& sText, int nInsPos, double dLinTol, double dAngTolDeg,