Moved all the coordinate system calculation to wxDCBase

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

diff --git a/include/wx/dfb/dc.h b/include/wx/dfb/dc.h
index e8690c12eadcc4193ace39fc2e078e9c5224825e..717be0a84461392c89b381d98732d518ce0bdfb0 100644 (file)
--- a/include/wx/dfb/dc.h
+++ b/include/wx/dfb/dc.h
@@ -13,7 +13,7 @@
 
 #include "wx/defs.h"
 #include "wx/region.h"
-#include "wx/dfb/ifacehelpers.h"
+#include "wx/dfb/dfbptr.h"
 
 wxDFB_DECLARE_INTERFACE(IDirectFBSurface);
 
@@ -27,9 +27,7 @@ public:
     wxDC();
 
     // Ctor.
-    // Takes ownership of the surface, i.e. does not call AddRef() on it
-    // but calls Release() on it from dtor.
-    wxDC(const IDirectFBSurfacePtr& surface);
+    wxDC(const wxIDirectFBSurfacePtr& surface);
 
 public:
     // implement base class pure virtuals
@@ -60,94 +58,30 @@ public:
                                  wxCoord *x, wxCoord *y,
                                  wxCoord *descent = NULL,
                                  wxCoord *externalLeading = NULL,
-                                 wxFont *theFont = NULL) const;
+                                 const wxFont *theFont = NULL) const;
 
     virtual bool CanDrawBitmap() const { return true; }
     virtual bool CanGetTextExtent() const { return true; }
     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);
-    }
-
     // Returns the surface (and increases its ref count)
-    IDirectFBSurfacePtr GetDirectFBSurface() const { return m_surface; }
+    wxIDirectFBSurfacePtr GetDirectFBSurface() const { return m_surface; }
 
 protected:
+    // implementation
+    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); }
+    
     // initializes the DC from a surface, must be called if default ctor
     // was used
-    void Init(const IDirectFBSurfacePtr& surface);
+    void DFBInit(const wxIDirectFBSurfacePtr& surface);
 
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                              int style = wxFLOOD_SURFACE);
@@ -199,21 +133,29 @@ 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);
 
 protected:
-    IDirectFBSurfacePtr m_surface;
+    wxIDirectFBSurfacePtr m_surface;
 
     double            m_mm_to_pix_x, m_mm_to_pix_y;
 
+    friend class WXDLLIMPEXP_CORE wxOverlayImpl; // for Init
+
     DECLARE_DYNAMIC_CLASS(wxDC)
 };