Prevent seg fault for older GTK+

[wxWidgets.git] / include / wx / mgl / dc.h

diff --git a/include/wx/mgl/dc.h b/include/wx/mgl/dc.h
index b182a2d95212f6dc2edb1aec7e0359258e32d7f4..8c6ae8549e3c151db861ff36edf047768b954098 100644 (file)
--- a/include/wx/mgl/dc.h
+++ b/include/wx/mgl/dc.h
@@ -11,10 +11,6 @@
 #ifndef _WX_DC_H_
 #define _WX_DC_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "dc.h"
-#endif
-
 #include "wx/defs.h"
 #include "wx/region.h"
 
@@ -55,7 +51,7 @@ class WXDLLEXPORT wxDC : public wxDCBase
 
 public:
     wxDC();
-    ~wxDC();
+    virtual ~wxDC();
 
     // implement base class pure virtuals
     // ----------------------------------
@@ -83,89 +79,31 @@ public:
                                  wxCoord *x, wxCoord *y,
                                  wxCoord *descent = NULL,
                                  wxCoord *externalLeading = NULL,
-                                 wxFont *theFont = NULL) const;
+                                 const wxFont *theFont = NULL) const;
 
     virtual bool CanDrawBitmap() const;
     virtual bool CanGetTextExtent() const;
     virtual int GetDepth() const;
     virtual wxSize GetPPI() const;
 
-    virtual void SetMapMode(int mode);
-    virtual void SetUserScale(double x, double y);
-    virtual void SetLogicalScale(double x, double y);
-    virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
-    virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
-    virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
     virtual void SetLogicalFunction(int function);
 
     // implementation from now on
     // --------------------------
 
     virtual void ComputeScaleAndOrigin();
-
-    wxCoord XDEV2LOG(wxCoord x) const
-    {
-        wxCoord new_x = x - m_deviceOriginX;
-        if (new_x > 0)
-            return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
-        else
-            return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
-    }
-    wxCoord XDEV2LOGREL(wxCoord x) const
-    {
-        if (x > 0)
-            return (wxCoord)((double)(x) / m_scaleX + 0.5);
-        else
-            return (wxCoord)((double)(x) / m_scaleX - 0.5);
-    }
-    wxCoord YDEV2LOG(wxCoord y) const
-    {
-        wxCoord new_y = y - m_deviceOriginY;
-        if (new_y > 0)
-            return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
-        else
-            return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
-    }
-    wxCoord YDEV2LOGREL(wxCoord y) const
-    {
-        if (y > 0)
-            return (wxCoord)((double)(y) / m_scaleY + 0.5);
-        else
-            return (wxCoord)((double)(y) / m_scaleY - 0.5);
-    }
-    wxCoord XLOG2DEV(wxCoord x) const
-    {
-        wxCoord new_x = x - m_logicalOriginX;
-        if (new_x > 0)
-            return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
-        else
-            return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
-    }
-    wxCoord XLOG2DEVREL(wxCoord x) const
-    {
-        if (x > 0)
-            return (wxCoord)((double)(x) * m_scaleX + 0.5);
-        else
-            return (wxCoord)((double)(x) * m_scaleX - 0.5);
-    }
-    wxCoord YLOG2DEV(wxCoord y) const
-    {
-        wxCoord new_y = y - m_logicalOriginY;
-        if (new_y > 0)
-            return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
-        else
-            return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
-    }
-    wxCoord YLOG2DEVREL(wxCoord y) const
-    {
-        if (y > 0)
-            return (wxCoord)((double)(y) * m_scaleY + 0.5);
-        else
-            return (wxCoord)((double)(y) * m_scaleY - 0.5);
-    }
+    
+    wxCoord XDEV2LOG(wxCoord x) const       { return DeviceToLogicalX(x); }
+    wxCoord XDEV2LOGREL(wxCoord x) const    { return DeviceToLogicalXRel(x); }
+    wxCoord YDEV2LOG(wxCoord y) const       { return DeviceToLogicalY(y); }
+    wxCoord YDEV2LOGREL(wxCoord y) const    { return DeviceToLogicalYRel(y); }
+    wxCoord XLOG2DEV(wxCoord x) const       { return LogicalToDeviceX(x); }
+    wxCoord XLOG2DEVREL(wxCoord x) const    { return LogicalToDeviceXRel(x); }
+    wxCoord YLOG2DEV(wxCoord y) const       { return LogicalToDeviceY(y); }
+    wxCoord YLOG2DEVREL(wxCoord y) const    { return LogicalToDeviceYRel(y); }
 
     MGLDevCtx *GetMGLDC() const { return m_MGLDC; }
-    void SetMGLDC(MGLDevCtx *mgldc, bool OwnsMGLDC = FALSE);
+    void SetMGLDC(MGLDevCtx *mgldc, bool OwnsMGLDC = false);
 
 protected:
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
@@ -192,7 +130,7 @@ protected:
 
     virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
     virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
-                              bool useMask = FALSE);
+                              bool useMask = false);
 
     virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
     virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
@@ -200,7 +138,7 @@ protected:
 
     virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
-                        int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
+                        int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
 
     // this is gnarly - we can't even call this function DoSetClippingRegion()
     // because of virtual function hiding