added wxConvFileName which is a variable, not define as wxConvFile; added comments...

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

diff --git a/include/wx/cocoa/dc.h b/include/wx/cocoa/dc.h
index 988d4c02315289a742f7f2663f81ba7823c9e526..c9cc2250429866d13616dcb05dfd273e32df8595 100644 (file)
--- a/include/wx/cocoa/dc.h
+++ b/include/wx/cocoa/dc.h
@@ -1,71 +1,85 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dc.h
-// Purpose:     wxDC class
-// Author:      AUTHOR
+// Name:        wx/cocoa/dc.h
+// Purpose:     wxDC
+// Author:      David Elliott

 // Modified by:
 // Modified by:

-// Created:     ??/??/98
+// Created:     2003/04/01

 // RCS-ID:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) 2003 David Elliott
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef _WX_DC_H_
-#define _WX_DC_H_
-
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "dc.h"
-#endif
-
-#include "wx/pen.h"
-#include "wx/brush.h"
-#include "wx/icon.h"
-#include "wx/font.h"
-#include "wx/gdicmn.h"
-
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
-
-#ifndef MM_TEXT
-#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
-#endif
-
-//-----------------------------------------------------------------------------
-// global variables
-//-----------------------------------------------------------------------------
-
-extern int wxPageNumber;
-
-//-----------------------------------------------------------------------------
-// wxDC
-//-----------------------------------------------------------------------------
+#ifndef __WX_COCOA_DC_H__
+#define __WX_COCOA_DC_H__
+
+DECLARE_WXCOCOA_OBJC_CLASS(NSAffineTransform);

 
 

+class WXDLLEXPORT wxDC;
+WX_DECLARE_LIST(wxDC, wxCocoaDCStack);
+
+//=========================================================================
+// wxDC
+//=========================================================================

 class WXDLLEXPORT wxDC: public wxDCBase
 {
     DECLARE_DYNAMIC_CLASS(wxDC)
     DECLARE_NO_COPY_CLASS(wxDC)
 class WXDLLEXPORT wxDC: public wxDCBase
 {
     DECLARE_DYNAMIC_CLASS(wxDC)
     DECLARE_NO_COPY_CLASS(wxDC)

-
-  public:
-
+//-------------------------------------------------------------------------
+// Initialization
+//-------------------------------------------------------------------------
+public:

     wxDC();
     ~wxDC();
     wxDC();
     ~wxDC();

-    

 
 

+//-------------------------------------------------------------------------
+// wxCocoa specifics
+//-------------------------------------------------------------------------
+public:
+    static void CocoaInitializeTextSystem();
+    static void CocoaShutdownTextSystem();
+    static WX_NSTextStorage sm_cocoaNSTextStorage;
+    static WX_NSLayoutManager sm_cocoaNSLayoutManager;
+    static WX_NSTextContainer sm_cocoaNSTextContainer;
+    // Create a simple Wx to Bounds transform (just flip the coordinate system)
+    static WX_NSAffineTransform CocoaGetWxToBoundsTransform(bool isFlipped, float height);
+protected:
+// DC stack
+    static wxCocoaDCStack sm_cocoaDCStack;
+    virtual bool CocoaLockFocus();
+    virtual bool CocoaUnlockFocus();
+    bool CocoaUnwindStackAndTakeFocus();
+    inline bool CocoaTakeFocus()
+    {
+        wxCocoaDCStack::compatibility_iterator node = sm_cocoaDCStack.GetFirst();
+        if(node && (node->GetData() == this))
+            return true;
+        return CocoaUnwindStackAndTakeFocus();
+    }
+    void CocoaUnwindStackAndLoseFocus();
+// DC flipping/transformation
+    void CocoaApplyTransformations();
+    void CocoaUnapplyTransformations();
+    WX_NSAffineTransform m_cocoaWxToBoundsTransform;
+// Get bounds rect (for Clear())
+    // note: we use void * to mean NSRect * so that we can avoid
+    // putting NSRect in the headers.
+    virtual bool CocoaGetBounds(void *rectData);
+// Blitting
+    virtual bool CocoaDoBlitOnFocusedDC(wxCoord xdest, wxCoord ydest,
+        wxCoord width, wxCoord height, wxCoord xsrc, wxCoord ysrc,
+        int logicalFunc, bool useMask, wxCoord xsrcMask, wxCoord ysrcMask);
+//-------------------------------------------------------------------------
+// Implementation
+//-------------------------------------------------------------------------
+public:

     // implement base class pure virtuals
     // ----------------------------------
 
     virtual void Clear();
 
     // implement base class pure virtuals
     // ----------------------------------
 
     virtual void Clear();
 

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

     virtual void EndDoc(void) {};
     virtual void EndDoc(void) {};

-    
+

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


@@ -73,7 +87,7 @@ class WXDLLEXPORT wxDC: public wxDCBase
     virtual void SetPen(const wxPen& pen);
     virtual void SetBrush(const wxBrush& brush);
     virtual void SetBackground(const wxBrush& brush);
     virtual void SetPen(const wxPen& pen);
     virtual void SetBrush(const wxBrush& brush);
     virtual void SetBackground(const wxBrush& brush);

-    virtual void SetBackgroundMode(int mode) {}
+    virtual void SetBackgroundMode(int mode) { m_backgroundMode = mode; }

     virtual void SetPalette(const wxPalette& palette);
 
     virtual void DestroyClippingRegion();
     virtual void SetPalette(const wxPalette& palette);
 
     virtual void DestroyClippingRegion();


@@ -103,71 +117,7 @@ class WXDLLEXPORT wxDC: public wxDCBase
     virtual void SetTextForeground(const wxColour& colour) ;
     virtual void SetTextBackground(const wxColour& colour) ;
 
     virtual void SetTextForeground(const wxColour& colour) ;
     virtual void SetTextBackground(const wxColour& colour) ;
 

-    void ComputeScaleAndOrigin(void);
-  public:
-  
-    
-    wxCoord XDEV2LOG(wxCoord x) const
-       {
-         long 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
-       {
-         long 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
-       { 
-         long 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
-       {
-         long 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);
-       }
-  
+    virtual void ComputeScaleAndOrigin();

 protected:
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                              int style = wxFLOOD_SURFACE);
 protected:
     virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                              int style = wxFLOOD_SURFACE);


@@ -180,7 +130,7 @@ protected:
     virtual void DoDrawArc(wxCoord x1, wxCoord y1,
                            wxCoord x2, wxCoord y2,
                            wxCoord xc, wxCoord yc);
     virtual void DoDrawArc(wxCoord x1, wxCoord y1,
                            wxCoord x2, wxCoord y2,
                            wxCoord xc, wxCoord yc);

-    
+

     virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
                                    double sa, double ea);
 
     virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
                                    double sa, double ea);
 


@@ -194,7 +144,7 @@ protected:
 
     virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
     virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
 
     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,
 
     virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
     virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,


@@ -202,18 +152,13 @@ protected:
 
     virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
 
     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
     virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
     virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
                                      wxCoord width, wxCoord height);
 
     // this is gnarly - we can't even call this function DoSetClippingRegion()
     // because of virtual function hiding
     virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
     virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
                                      wxCoord width, wxCoord height);

-    virtual void DoGetClippingRegion(wxCoord *x, wxCoord *y,
-                                     wxCoord *width, wxCoord *height)
-    {
-        GetClippingBox(x, y, width, height);
-    }

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


@@ -223,9 +168,6 @@ protected:
     virtual void DoDrawPolygon(int n, wxPoint points[],
                                wxCoord xoffset, wxCoord yoffset,
                                int fillStyle = wxODDEVEN_RULE);
     virtual void DoDrawPolygon(int n, wxPoint points[],
                                wxCoord xoffset, wxCoord yoffset,
                                int fillStyle = wxODDEVEN_RULE);

-
-  protected:

 };
 
 };
 

-#endif
-    // _WX_DC_H_
+#endif // __WX_COCOA_DC_H__