diff --git a/common/copy_to_clipboard.cpp b/common/copy_to_clipboard.cpp
index 64d6d38ca0..695e3f1101 100644
--- a/common/copy_to_clipboard.cpp
+++ b/common/copy_to_clipboard.cpp
@@ -121,7 +121,7 @@ bool DrawPage( WinEDA_DrawPanel* panel )
         {
             dc.SetClippingRegion( DrawArea );
         }
-        panel->PrintPage( &dc, Print_Sheet_Ref, -1 );
+        panel->PrintPage( &dc, Print_Sheet_Ref, -1, false );
         g_IsPrinting     = FALSE;
         panel->m_ClipBox = tmp;
         wxMetafile* mf = dc.Close();
diff --git a/eeschema/eeredraw.cpp b/eeschema/eeredraw.cpp
index 01edb18c77..981e913490 100644
--- a/eeschema/eeredraw.cpp
+++ b/eeschema/eeredraw.cpp
@@ -134,15 +134,16 @@ void WinEDA_SchematicFrame::RedrawActiveWindow( wxDC* DC, bool EraseBg )
 }
 
 
-/*******************************************************************************/
-void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int PrintMask )
-/*******************************************************************************/
+/******************************************************************************************************/
+void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int PrintMask, bool aPrintMirrorMode )
+/******************************************************************************************************/
 /** PrintPage
  * used to print a page.
  * Print the page pointed by ActiveScreen, set by the calling print function
  * @param DC = wxDC given by the calling print function
  * @param Print_Sheet_Ref = true to print page references
  * @param PrintMask = not used here
+ * @param aPrintMirrorMode = not used here (Set when printing in mirror mode)
  */
 {
     wxBeginBusyCursor();
diff --git a/gerbview/tracepcb.cpp b/gerbview/tracepcb.cpp
index f743aeeabd..0c7969a35e 100644
--- a/gerbview/tracepcb.cpp
+++ b/gerbview/tracepcb.cpp
@@ -22,9 +22,9 @@
 /* Variables Locales */
 
 
-/**********************************************************************************/
-void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmasklayer )
-/**********************************************************************************/
+/************************************************************************************************************/
+void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmasklayer, bool aPrintMirrorMode )
+/*************************************************************************************************************/
 /* routine de trace du pcb, avec selection des couches */
 {
     DISPLAY_OPTIONS save_opt;
@@ -47,11 +47,15 @@ void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmaskl
 	DisplayPolygonsModeImg = g_DisplayPolygonsModeSketch;
 	g_DisplayPolygonsModeSketch = 0;
 
+    m_PrintIsMirrored = aPrintMirrorMode;
+
     ( (WinEDA_GerberFrame*) m_Parent )->Trace_Gerber( DC, GR_COPY, printmasklayer );
 
     if( Print_Sheet_Ref )
         m_Parent->TraceWorkSheet( DC, GetScreen(), 0 );
 
+    m_PrintIsMirrored = false;
+
     DisplayOpt = save_opt;
 	g_DisplayPolygonsModeSketch = DisplayPolygonsModeImg;
 }
diff --git a/include/drawpanel_wxstruct.h b/include/drawpanel_wxstruct.h
index 55824087d8..aecab6b365 100644
--- a/include/drawpanel_wxstruct.h
+++ b/include/drawpanel_wxstruct.h
@@ -43,6 +43,8 @@ public:
 
     bool              m_Block_Enable;       // TRUE to accept Block Commands
     int               m_CanStartBlock;      // >= 0 (or >= n) if a block can start
+    bool              m_PrintIsMirrored;    // True when drawing in mirror mode. Used in draw arc function,
+                                            // because arcs are oriented, and in mirror mode, orientations are reversed
     // usefull to avoid false start block in certain cases (like switch from a sheet to an other scheet
     int               m_PanelDefaultCursor; // Current mouse cursor default shape id for this window
     int               m_PanelCursor;        // Current mouse cursor shape id for this window
@@ -71,7 +73,7 @@ public:
     void    OnSize( wxSizeEvent& event );
     void    SetBoundaryBox();
     void    ReDraw( wxDC* DC, bool erasebg = TRUE );
-    void    PrintPage( wxDC* DC, bool Print_Sheet_Ref, int PrintMask );
+    void    PrintPage( wxDC* DC, bool Print_Sheet_Ref, int PrintMask, bool aPrintMirrorMode );
     void    DrawBackGround( wxDC* DC );
     void    m_Draw_Auxiliary_Axis( wxDC* DC, int drawmode );
     void    OnEraseBackground( wxEraseEvent& event );
diff --git a/pcbnew/class_drawsegment.cpp b/pcbnew/class_drawsegment.cpp
index 1356affbca..fbecdaafd2 100644
--- a/pcbnew/class_drawsegment.cpp
+++ b/pcbnew/class_drawsegment.cpp
@@ -244,8 +244,17 @@ void DRAWSEGMENT::Draw( WinEDA_DrawPanel* panel, wxDC* DC,
             StAngle  = (int) ArcTangente( dy - uy0, dx - ux0 );
             EndAngle = StAngle + m_Angle;
 
-            if( StAngle > EndAngle )
-                EXCHG( StAngle, EndAngle );
+            if ( ! panel->m_PrintIsMirrored)
+            {
+                if( StAngle > EndAngle )
+                    EXCHG( StAngle, EndAngle );
+            }
+            else    //Mirrored mode: arc orientation is reversed
+            {
+                if( StAngle < EndAngle )
+                    EXCHG( StAngle, EndAngle );
+            }
+
 
             if( mode == FILAIRE )
                 GRArc( &panel->m_ClipBox, DC, ux0, uy0, StAngle, EndAngle, rayon, color );
diff --git a/pcbnew/lay2plot.cpp b/pcbnew/lay2plot.cpp
index 93b2594435..bc9081f6b0 100644
--- a/pcbnew/lay2plot.cpp
+++ b/pcbnew/lay2plot.cpp
@@ -19,9 +19,9 @@ static void Plot_Module( WinEDA_DrawPanel* panel, wxDC* DC, MODULE* Module,
                          int draw_mode, int masklayer );
 
 
-/**********************************************************************************/
-void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmasklayer )
-/**********************************************************************************/
+/************************************************************************************************************/
+void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmasklayer, bool aPrintMirrorMode )
+/************************************************************************************************************/
 
 /* Used to print the board.
  *  Draw the board, but only layers allowed by printmasklayer
@@ -51,6 +51,8 @@ void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmaskl
     DisplayOpt.DisplayDrawItems  = FILLED;
     DisplayOpt.DisplayZones      = TRUE;
 
+    m_PrintIsMirrored = aPrintMirrorMode;
+
     /* Draw the pcb graphic items (texts, ...) */
     for( BOARD_ITEM* item = Pcb->m_Drawings;  item;  item = item->Next() )
     {
@@ -138,6 +140,8 @@ void WinEDA_DrawPanel::PrintPage( wxDC* DC, bool Print_Sheet_Ref, int printmaskl
     if( Print_Sheet_Ref )
         m_Parent->TraceWorkSheet( DC, ActiveScreen, 0 );
 
+    m_PrintIsMirrored = false;
+
     DisplayOpt = save_opt;
     frame->m_DisplayPcbTrackFill = DisplayOpt.DisplayPcbTrackFill;
     frame->m_DisplayPadFill = DisplayOpt.DisplayPadFill;
diff --git a/pcbnew/zones_convert_brd_items_to_polygons.cpp b/pcbnew/zones_convert_brd_items_to_polygons.cpp
index c1406a45f4..709a598278 100644
--- a/pcbnew/zones_convert_brd_items_to_polygons.cpp
+++ b/pcbnew/zones_convert_brd_items_to_polygons.cpp
@@ -36,9 +36,9 @@ void        AddTextBoxWithClearancePolygon( Bool_Engine* aBooleng,
 static int s_CircleToSegmentsCount = 16;   /* default value. the real value will be changed to 32
                                             * if g_Zone_Arc_Approximation == 1
                                             */
-double s_Correction;    /* mult coeff used to enlarge rouded and oval pads
+double s_Correction;    /* mult coeff used to enlarge rounded and oval pads (and vias)
                         * because the segment approximation for arcs and circles
-                        * create a smaler gap than a trur circle
+                        * create a smaller gap than a true circle
                         */
 /** function AddClearanceAreasPolygonsToPolysList
  * Add non copper areas polygons (pads and tracks with clearence)
diff --git a/share/drawpanel.cpp b/share/drawpanel.cpp
index de1f74bb24..4063bb1d83 100644
--- a/share/drawpanel.cpp
+++ b/share/drawpanel.cpp
@@ -87,6 +87,7 @@ WinEDA_DrawPanel::WinEDA_DrawPanel( WinEDA_DrawFrame* parent, int id,
     m_Block_Enable       = FALSE;
     m_PanelDefaultCursor = m_PanelCursor = wxCURSOR_ARROW;
     m_CursorLevel = 0;
+    m_PrintIsMirrored = false;
 }
 
 
diff --git a/share/svg_print.cpp b/share/svg_print.cpp
index 957a7b37dd..4f0548b432 100644
--- a/share/svg_print.cpp
+++ b/share/svg_print.cpp
@@ -475,7 +475,7 @@ bool WinEDA_PrintSVGFrame::DrawPage( const wxString& FullFileName, BASE_SCREEN*
 
         g_IsPrinting = TRUE;
         SetLocaleTo_C_standard( );   // Switch the locale to standard C (needed to print floating point numbers like 1.3)
-        panel->PrintPage( &dc, m_Print_Sheet_Ref, m_PrintMaskLayer );
+        panel->PrintPage( &dc, m_Print_Sheet_Ref, m_PrintMaskLayer, false );
         SetLocaleTo_Default( );    // revert to the current  locale
         g_IsPrinting     = FALSE;
         panel->m_ClipBox = tmp;
diff --git a/share/wxprint.cpp b/share/wxprint.cpp
index b941aaac41..329a54638e 100644
--- a/share/wxprint.cpp
+++ b/share/wxprint.cpp
@@ -830,10 +830,10 @@ void EDA_Printout::DrawPage()
         s_PrintMaskLayer |= EDGE_LAYER;
 #endif
 
-    panel->PrintPage( dc, 0, s_PrintMaskLayer );
+    panel->PrintPage( dc, 0, s_PrintMaskLayer, s_PrintMirror );
 
 #else
-    panel->PrintPage( dc, m_Print_Sheet_Ref, s_PrintMaskLayer );
+    panel->PrintPage( dc, m_Print_Sheet_Ref, s_PrintMaskLayer, s_PrintMirror );
 #endif
 
     g_IsPrinting     = FALSE;