// Created: 2003/04/01
// RCS-ID: $Id$
// Copyright: (c) 2003 David Elliott
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __WX_COCOA_DC_H__
#define __WX_COCOA_DC_H__
+DECLARE_WXCOCOA_OBJC_CLASS(NSAffineTransform);
+
+class WXDLLEXPORT wxDC;
+WX_DECLARE_LIST(wxDC, wxCocoaDCStack);
+
//=========================================================================
// wxDC
//=========================================================================
{
DECLARE_DYNAMIC_CLASS(wxDC)
DECLARE_NO_COPY_CLASS(wxDC)
+//-------------------------------------------------------------------------
+// Initialization
+//-------------------------------------------------------------------------
public:
wxDC();
- ~wxDC();
-
+ virtual ~wxDC();
+
+//-------------------------------------------------------------------------
+// wxCocoa specifics
+//-------------------------------------------------------------------------
+public:
static void CocoaInitializeTextSystem();
static void CocoaShutdownTextSystem();
- static wxDC *sm_focusedDC;
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();
- virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }
+ virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
virtual void EndDoc(void) {};
-
+
virtual void StartPage(void) {};
virtual void EndPage(void) {};
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();
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 void SetTextForeground(const wxColour& colour) ;
virtual void SetTextBackground(const wxColour& colour) ;
- void ComputeScaleAndOrigin(void);
+ virtual void ComputeScaleAndOrigin();
protected:
virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
int style = wxFLOOD_SURFACE);
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 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 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 DoDrawPolygon(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
int fillStyle = wxODDEVEN_RULE);
-
};
#endif // __WX_COCOA_DC_H__