synchronize GTK2 minimum version in docs

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

diff --git a/include/wx/gtk/dc.h b/include/wx/gtk/dc.h
index 8b71e9ceb0d76273ffb838ef785e1be11efd60b9..65944e6a70fbf05050a310a8368698e241abeff9 100644 (file)
--- a/include/wx/gtk/dc.h
+++ b/include/wx/gtk/dc.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dc.h
+// Name:        wx/gtk/dc.h

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -7,150 +7,147 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

+#ifndef _WX_GTKDC_H_
+#define _WX_GTKDC_H_

 
 

-#ifndef __GTKDCH__
-#define __GTKDCH__
+#ifdef __WXGTK3__

 
 

-#ifdef __GNUG__
-#pragma interface
+#include "wx/dcgraph.h"
+
+class wxGTKCairoDCImpl: public wxGCDCImpl
+{
+    typedef wxGCDCImpl base_type;
+public:
+    wxGTKCairoDCImpl(wxDC* owner);
+    wxGTKCairoDCImpl(wxDC* owner, wxWindow* window);
+    virtual void DoDrawBitmap(const wxBitmap& bitmap, int x, int y, bool useMask);
+    virtual void DoDrawIcon(const wxIcon& icon, int x, int y);
+#if wxUSE_IMAGE
+    virtual bool DoFloodFill(int x, int y, const wxColour& col, wxFloodFillStyle style);

 #endif
 #endif

+    virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
+    virtual bool DoGetPixel(int x, int y, wxColour* col) const;
+    virtual void DoGetSize(int* width, int* height) const;
+    virtual bool DoStretchBlit(int xdest, int ydest, int dstWidth, int dstHeight, wxDC* source, int xsrc, int ysrc, int srcWidth, int srcHeight, wxRasterOperationMode rop, bool useMask, int xsrcMask, int ysrcMask);
+    virtual void* GetCairoContext() const;

 
 

-//-----------------------------------------------------------------------------
-// classes
+protected:
+    int m_width, m_height;
+
+    wxDECLARE_NO_COPY_CLASS(wxGTKCairoDCImpl);
+};

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-class wxDC;
+class wxWindowDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxWindowDCImpl(wxWindowDC* owner, wxWindow* window);

 
 

+    wxDECLARE_NO_COPY_CLASS(wxWindowDCImpl);
+};

 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------

-// constants
+
+class wxClientDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxClientDCImpl(wxClientDC* owner, wxWindow* window);
+
+    wxDECLARE_NO_COPY_CLASS(wxClientDCImpl);
+};

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-#define MM_TEXT         0
-#define MM_ISOTROPIC    1
-#define MM_ANISOTROPIC  2
-#define MM_LOMETRIC     3
-#define MM_HIMETRIC     4
-#define MM_TWIPS        5
-#define MM_POINTS       6
-#define MM_METRIC       7
+class wxPaintDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxPaintDCImpl(wxPaintDC* owner, wxWindow* window);

 
 

+    wxDECLARE_NO_COPY_CLASS(wxPaintDCImpl);
+};

 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------

-// wxDC
+
+class wxScreenDCImpl: public wxGTKCairoDCImpl
+{
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxScreenDCImpl(wxScreenDC* owner);
+
+    wxDECLARE_NO_COPY_CLASS(wxScreenDCImpl);
+};

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-class wxDC : public wxDCBase
+class wxMemoryDCImpl: public wxGTKCairoDCImpl

 {
 {

-    DECLARE_ABSTRACT_CLASS(wxDC)
+    typedef wxGTKCairoDCImpl base_type;
+public:
+    wxMemoryDCImpl(wxMemoryDC* owner);
+    wxMemoryDCImpl(wxMemoryDC* owner, wxBitmap& bitmap);
+    wxMemoryDCImpl(wxMemoryDC* owner, wxDC* dc);
+    virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const;
+    virtual void DoSelect(const wxBitmap& bitmap);
+    virtual const wxBitmap& GetSelectedBitmap() const;
+    virtual wxBitmap& GetSelectedBitmap();
+
+private:
+    void Setup();
+    wxBitmap m_bitmap;
+
+    wxDECLARE_NO_COPY_CLASS(wxMemoryDCImpl);
+};
+//-----------------------------------------------------------------------------

 
 

+class WXDLLIMPEXP_CORE wxGTKCairoDC: public wxDC
+{
+    typedef wxDC base_type;

 public:
 public:

-    wxDC();
-    ~wxDC() { }
+    wxGTKCairoDC(cairo_t* cr);
+
+    wxDECLARE_NO_COPY_CLASS(wxGTKCairoDC);
+};
+
+#else

 
 

-    void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
+#include "wx/dc.h"

 
 

-    // the first two must be overridden and called
-    virtual void DestroyClippingRegion();
+//-----------------------------------------------------------------------------
+// wxDC
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxGTKDCImpl : public wxDCImpl
+{
+public:
+    wxGTKDCImpl( wxDC *owner );
+    virtual ~wxGTKDCImpl();
+
+#if wxUSE_PALETTE
+    void SetColourMap( const wxPalette& palette ) { SetPalette(palette); }
+#endif // wxUSE_PALETTE

 
     // Resolution in pixels per logical inch
     virtual wxSize GetPPI() const;
 
 
     // Resolution in pixels per logical inch
     virtual wxSize GetPPI() const;
 

-    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }
+    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }

     virtual void EndDoc() { }
     virtual void StartPage() { }
     virtual void EndPage() { }
 
     virtual void EndDoc() { }
     virtual void StartPage() { }
     virtual void EndPage() { }
 

-    virtual void SetMapMode( int mode );
-    virtual void SetUserScale( double x, double y );
-    virtual void SetLogicalScale( double x, double y );
-    virtual void SetLogicalOrigin( long x, long y );
-    virtual void SetDeviceOrigin( long x, long y );
-
-    virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
-
-    // implementation
-    // --------------
-
-    void ComputeScaleAndOrigin();
-
-    long XDEV2LOG(long x) const
-    {
-        long new_x = x - m_deviceOriginX;
-        if (new_x > 0)
-            return (long)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
-        else
-            return (long)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
-    }
-    long XDEV2LOGREL(long x) const
-    {
-        if (x > 0)
-            return (long)((double)(x) / m_scaleX + 0.5);
-        else
-            return (long)((double)(x) / m_scaleX - 0.5);
-    }
-    long YDEV2LOG(long y) const
-    {
-        long new_y = y - m_deviceOriginY;
-        if (new_y > 0)
-            return (long)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
-        else
-            return (long)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
-    }
-    long YDEV2LOGREL(long y) const
-    {
-        if (y > 0)
-            return (long)((double)(y) / m_scaleY + 0.5);
-        else
-            return (long)((double)(y) / m_scaleY - 0.5);
-    }
-    long XLOG2DEV(long x) const
-    {
-        long new_x = x - m_logicalOriginX;
-        if (new_x > 0)
-            return (long)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
-        else
-            return (long)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
-    }
-    long XLOG2DEVREL(long x) const
-    {
-        if (x > 0)
-            return (long)((double)(x) * m_scaleX + 0.5);
-        else
-            return (long)((double)(x) * m_scaleX - 0.5);
-    }
-    long YLOG2DEV(long y) const
-    {
-        long new_y = y - m_logicalOriginY;
-        if (new_y > 0)
-            return (long)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
-        else
-            return (long)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
-    }
-    long YLOG2DEVREL(long y) const
-    {
-        if (y > 0)
-            return (long)((double)(y) * m_scaleY + 0.5);
-        else
-            return (long)((double)(y) * m_scaleY - 0.5);
-    }
+    virtual GdkWindow* GetGDKWindow() const { return NULL; }

 
 

-protected:

     // base class pure virtuals implemented here
     // base class pure virtuals implemented here

-    virtual void DoSetClippingRegion(long x, long y, long width, long height);
-    virtual void DoGetSize(int *width, int *height) const;
+    virtual void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);

     virtual void DoGetSizeMM(int* width, int* height) const;
 
     virtual void DoGetSizeMM(int* width, int* height) const;
 

-public:
-    // GTK-specific member variables
-
-    // not sure what for, but what is a mm on a screen you don't know the size
-    // of?
-    double       m_mm_to_pix_x,
-                 m_mm_to_pix_y;
-
-    bool         m_needComputeScaleX,
-                 m_needComputeScaleY; // not yet used
-
-    float        m_scaleFactor;  // wxPSDC wants to have this. Will disappear.
+    DECLARE_ABSTRACT_CLASS(wxGTKDCImpl)

 };
 
 };
 

-#endif // __GTKDCH__
+// this must be defined when wxDC::Blit() honours the DC origin and needed to
+// allow wxUniv code in univ/winuniv.cpp to work with versions of wxGTK
+// 2.3.[23]
+#ifndef wxHAS_WORKING_GTK_DC_BLIT
+    #define wxHAS_WORKING_GTK_DC_BLIT
+#endif
+
+#endif
+#endif // _WX_GTKDC_H_