From 79b14361c590b8cc6174b8a27dc748ed760dd762 Mon Sep 17 00:00:00 2001
From: Damien Dupuis <alliance-users@asim.lip6.fr>
Date: Mon, 23 Feb 2009 13:43:36 +0000
Subject: [PATCH]     - adding copyToImage function to generate jpg file
 (thanks to JPC)

---
 hurricane/src/hviewer/CellWidget.cpp          | 23 +++++++++++++++
 .../src/hviewer/hurricane/viewer/CellWidget.h | 28 ++++++++++++++++---
 2 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/hurricane/src/hviewer/CellWidget.cpp b/hurricane/src/hviewer/CellWidget.cpp
index 749691d1..4216f792 100644
--- a/hurricane/src/hviewer/CellWidget.cpp
+++ b/hurricane/src/hviewer/CellWidget.cpp
@@ -345,6 +345,7 @@ namespace Hurricane {
   CellWidget::DrawingPlanes::DrawingPlanes ( const QSize& size, CellWidget* cw )
     : _cellWidget(cw)
     , _printer(NULL)
+    , _image(NULL)
     , _normalPen()
     , _linePen()
     , _workingPlane(0)
@@ -560,6 +561,28 @@ namespace Hurricane {
   }
 
 
+  void  CellWidget::DrawingPlanes::copyToImage ( int sx, int sy, int w, int h, QImage* image )
+  {
+    int   ximage    = 0;
+    int   yimage    = 0;
+
+    if ( !image ) return;
+    _image = image;
+
+    painterBegin ( PlaneId::Image );
+
+    _painters[PlaneId::Image].setRenderHint(QPainter::Antialiasing, false);
+    _painters[PlaneId::Image].drawPixmap
+      ( ximage, yimage
+      , *_planes[PlaneId::Normal]
+      , _cellWidget->getOffsetVA().rx()+sx, _cellWidget->getOffsetVA().ry()+sy
+      , w, h
+      );
+
+    painterEnd ( PlaneId::Image );
+    _image = NULL;
+  }
+
 // -------------------------------------------------------------------
 // Class :  "Hurricane::CellWidget::DrawingQuery".
 
diff --git a/hurricane/src/hviewer/hurricane/viewer/CellWidget.h b/hurricane/src/hviewer/hurricane/viewer/CellWidget.h
index fb960c9f..6cf94151 100644
--- a/hurricane/src/hviewer/hurricane/viewer/CellWidget.h
+++ b/hurricane/src/hviewer/hurricane/viewer/CellWidget.h
@@ -36,6 +36,7 @@
 #include  <QPixmap>
 #include  <QPainter>
 #include  <QPrinter>
+#include  <QImage>
 #include  <QRect>
 #include  <QPoint>
 
@@ -144,6 +145,7 @@ namespace Hurricane {
       inline  QPainter&               getPainter                 ( size_t plane=PlaneId::Working );
       inline  int                     getDarkening               () const;
       inline  void                    copyToPrinter              ( QPrinter*, bool imageOnly = false );
+      inline  void                    copyToImage                ( QImage* );
       inline  const float&            getScale                   () const;
       inline  const QPoint&           getMousePosition           () const;
               void                    setLayerVisible            ( const Name& layer, bool visible );
@@ -332,7 +334,8 @@ namespace Hurricane {
                    , Selection = 1
                    , Widget    = 2
                    , Printer   = 3
-                   , Working   = 4
+                   , Image     = 4
+                   , Working   = 5
                    };
       };
 
@@ -373,8 +376,9 @@ namespace Hurricane {
         private:
                  CellWidget*    _cellWidget;
                  QPrinter*      _printer;
+                 QImage*        _image;
                  QPixmap*       _planes[2];
-                 QPainter       _painters[4];
+                 QPainter       _painters[5];
                  QPen           _normalPen;
                  QPen           _linePen;
                  size_t         _workingPlane;
@@ -712,11 +716,12 @@ namespace Hurricane {
   inline void  CellWidget::DrawingPlanes::painterBegin ( size_t i )
   {
     switch ( i ) {
-      case 4: i = _workingPlane;
+      case 5: i = _workingPlane;
       case 0:
       case 1: _painters[i].begin ( _planes[i]  ); break;
       case 2: _painters[2].begin ( _cellWidget ); break;
       case 3: _painters[3].begin ( _printer    ); break;
+      case 4: _painters[4].begin ( _image      ); break;
     }
   }
 
@@ -729,7 +734,7 @@ namespace Hurricane {
 
 
   inline void  CellWidget::DrawingPlanes::painterEnd   ( size_t i )
-  { _painters[(i>3)?_workingPlane:i].end (); }
+  { _painters[(i>4)?_workingPlane:i].end (); }
 
 
   inline void  CellWidget::DrawingPlanes::paintersEnd ()
@@ -763,6 +768,17 @@ namespace Hurricane {
   }
 
 
+  inline void  CellWidget::DrawingPlanes::copyToImage ( QImage* image )
+  {
+    copyToImage ( 0
+                , 0
+                , _cellWidget->geometry().width()
+                , _cellWidget->geometry().height()
+                , image
+                );
+  }
+
+
   inline void  CellWidget::SelectorCriterions::setCellWidget ( CellWidget* cw )
   { _cellWidget = cw; }
 
@@ -977,6 +993,10 @@ namespace Hurricane {
   { _drawingPlanes.copyToPrinter ( printer, imageOnly ); }
 
 
+  inline void  CellWidget::copyToImage ( QImage* image )
+  { _drawingPlanes.copyToImage ( image ); }
+
+
   inline int  CellWidget::dbuToDisplayX ( DbU::Unit x ) const
   { return (int)rint ( (float)( x - _displayArea.getXMin() ) * getScale() ); }