adding raster op hook

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

diff --git a/include/wx/dfb/dc.h b/include/wx/dfb/dc.h
index 6eb1bac90224b4f1cfb78183022ef098238ca20e..7adfd288bb80d6923d24d1c5e555c190df9b7302 100644 (file)
--- a/include/wx/dfb/dc.h
+++ b/include/wx/dfb/dc.h
@@ -80,63 +80,35 @@ public:
 
     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;
+        return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * 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);
+        return wxRound((double)(x) / m_scaleX);
     }
     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;
+        return wxRound((double)(y - m_deviceOriginY) / m_scaleY) * 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);
+        return wxRound((double)(y) / m_scaleY);
     }
     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;
+        return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * 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);
+        return wxRound((double)(x) * m_scaleX);
     }
     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;
+        return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * 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);
+        return wxRound((double)(y) * m_scaleY);
     }
 
     // Returns the surface (and increases its ref count)
@@ -145,7 +117,7 @@ public:
 protected:
     // initializes the DC from a surface, must be called if default ctor
     // was used
-    void Init(const wxIDirectFBSurfacePtr& surface);
+    void DFBInit(const wxIDirectFBSurfacePtr& surface);
 
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                              int style = wxFLOOD_SURFACE);
@@ -197,12 +169,18 @@ protected:
                                int fillStyle = wxODDEVEN_RULE);
 
     // implementation from now on:
+protected:
+    wxIDirectFBFontPtr GetCurrentFont() const;
 
 private:
     // Unified implementation of DrawIcon, DrawBitmap and Blit:
     void DoDrawSubBitmap(const wxBitmap &bmp,
                          wxCoord x, wxCoord y, wxCoord w, wxCoord h,
                          wxCoord destx, wxCoord desty, int rop, bool useMask);
+    bool DoBlitFromSurface(const wxIDirectFBSurfacePtr& src,
+                           wxCoord srcx, wxCoord srcy,
+                           wxCoord w, wxCoord h,
+                           wxCoord dstx, wxCoord dsty);
 
     // selects colour into surface's state
     void SelectColour(const wxColour& clr);
@@ -212,6 +190,8 @@ protected:
 
     double            m_mm_to_pix_x, m_mm_to_pix_y;
 
+    friend class WXDLLIMPEXP_CORE wxOverlayImpl; // for Init
+
     DECLARE_DYNAMIC_CLASS(wxDC)
 };