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switching things to ref counting

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42533 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2006-10-27 14:59:51 +00:00
parent 46e7a90e47
commit a26b7ab24d
1 changed files with 85 additions and 135 deletions
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220
src/mac/carbon/graphics.cpp
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@@ -256,12 +256,11 @@ protected :
int m_hatch;
};
class wxMacCoreGraphicsPen : public wxGraphicsPen
class wxMacCoreGraphicsPenData : public wxGraphicsObjectRefData
{
public:
wxMacCoreGraphicsPen();
wxMacCoreGraphicsPen( wxGraphicsRenderer* renderer, const wxPen &pen );
~wxMacCoreGraphicsPen();
wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen );
~wxMacCoreGraphicsPenData();
void Init();
virtual void Apply( wxGraphicsContext* context );
@@ -283,19 +282,10 @@ protected :
bool m_isPattern;
wxMacCFRefHolder<CGPatternRef> m_pattern;
CGFloat* m_patternColorComponents;
private :
DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsPen)
};
IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsPen,wxGraphicsPen)
wxMacCoreGraphicsPen::wxMacCoreGraphicsPen() : wxGraphicsPen( NULL )
{
wxLogDebug(wxT("Illegal Constructor called"));
}
wxMacCoreGraphicsPen::wxMacCoreGraphicsPen( wxGraphicsRenderer* renderer, const wxPen &pen ) :
wxGraphicsPen( renderer )
wxMacCoreGraphicsPenData::wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) :
wxGraphicsObjectRefData( renderer )
{
Init();
@@ -433,13 +423,13 @@ wxMacCoreGraphicsPen::wxMacCoreGraphicsPen( wxGraphicsRenderer* renderer, const
}
}
wxMacCoreGraphicsPen::~wxMacCoreGraphicsPen()
wxMacCoreGraphicsPenData::~wxMacCoreGraphicsPenData()
{
delete[] m_userLengths;
delete[] m_patternColorComponents;
}
void wxMacCoreGraphicsPen::Init()
void wxMacCoreGraphicsPenData::Init()
{
m_lengths = NULL;
m_userLengths = NULL;
@@ -449,7 +439,7 @@ void wxMacCoreGraphicsPen::Init()
m_isPattern = false;
}
void wxMacCoreGraphicsPen::Apply( wxGraphicsContext* context )
void wxMacCoreGraphicsPenData::Apply( wxGraphicsContext* context )
{
CGContextRef cg = (CGContextRef) context->GetNativeContext();
CGContextSetLineWidth( cg , m_width );
@@ -473,13 +463,12 @@ void wxMacCoreGraphicsPen::Apply( wxGraphicsContext* context )
// Brush
//
class wxMacCoreGraphicsBrush : public wxGraphicsBrush
class wxMacCoreGraphicsBrushData : public wxGraphicsObjectRefData
{
public:
wxMacCoreGraphicsBrush();
wxMacCoreGraphicsBrush( wxGraphicsRenderer* renderer );
wxMacCoreGraphicsBrush( wxGraphicsRenderer* renderer, const wxBrush &brush );
~wxMacCoreGraphicsBrush ();
wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer );
wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer, const wxBrush &brush );
~wxMacCoreGraphicsBrushData ();
virtual void Apply( wxGraphicsContext* context );
void CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
@@ -505,23 +494,14 @@ protected:
CGFunctionRef m_gradientFunction;
CGShadingRef m_shading;
CGFloat *m_gradientComponents;
private :
DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsBrush)
};
IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsBrush,wxGraphicsBrush)
wxMacCoreGraphicsBrush::wxMacCoreGraphicsBrush() : wxGraphicsBrush( NULL )
{
wxLogDebug(wxT("Illegal Constructor called"));
}
wxMacCoreGraphicsBrush::wxMacCoreGraphicsBrush( wxGraphicsRenderer* renderer) : wxGraphicsBrush( renderer )
wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer) : wxGraphicsObjectRefData( renderer )
{
Init();
}
void wxMacCoreGraphicsBrush::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
void wxMacCoreGraphicsBrushData::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxColour&c1, const wxColour&c2 )
{
m_gradientFunction = CreateGradientFunction( c1, c2 );
@@ -529,7 +509,7 @@ void wxMacCoreGraphicsBrush::CreateLinearGradientBrush( wxDouble x1, wxDouble y1
m_isShading = true ;
}
void wxMacCoreGraphicsBrush::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
void wxMacCoreGraphicsBrushData::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
const wxColour &oColor, const wxColour &cColor )
{
m_gradientFunction = CreateGradientFunction( oColor, cColor );
@@ -537,7 +517,7 @@ void wxMacCoreGraphicsBrush::CreateRadialGradientBrush( wxDouble xo, wxDouble yo
m_isShading = true ;
}
wxMacCoreGraphicsBrush::wxMacCoreGraphicsBrush(wxGraphicsRenderer* renderer, const wxBrush &brush) : wxGraphicsBrush( renderer )
wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData(wxGraphicsRenderer* renderer, const wxBrush &brush) : wxGraphicsObjectRefData( renderer )
{
Init();
@@ -574,7 +554,7 @@ wxMacCoreGraphicsBrush::wxMacCoreGraphicsBrush(wxGraphicsRenderer* renderer, con
}
}
wxMacCoreGraphicsBrush::~wxMacCoreGraphicsBrush()
wxMacCoreGraphicsBrushData::~wxMacCoreGraphicsBrushData()
{
if ( m_shading )
CGShadingRelease(m_shading);
@@ -586,7 +566,7 @@ wxMacCoreGraphicsBrush::~wxMacCoreGraphicsBrush()
delete[] m_patternColorComponents;
}
void wxMacCoreGraphicsBrush::Init()
void wxMacCoreGraphicsBrushData::Init()
{
m_patternColorComponents = NULL;
m_gradientFunction = NULL;
@@ -596,7 +576,7 @@ void wxMacCoreGraphicsBrush::Init()
m_isShading = false;
}
void wxMacCoreGraphicsBrush::Apply( wxGraphicsContext* context )
void wxMacCoreGraphicsBrushData::Apply( wxGraphicsContext* context )
{
CGContextRef cg = (CGContextRef) context->GetNativeContext();
@@ -617,7 +597,7 @@ void wxMacCoreGraphicsBrush::Apply( wxGraphicsContext* context )
}
}
void wxMacCoreGraphicsBrush::CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out)
void wxMacCoreGraphicsBrushData::CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out)
{
CGFloat* colors = (CGFloat*) info ;
CGFloat f = *in;
@@ -627,7 +607,7 @@ void wxMacCoreGraphicsBrush::CalculateShadingValues (void *info, const CGFloat *
}
}
CGFunctionRef wxMacCoreGraphicsBrush::CreateGradientFunction( const wxColour& c1, const wxColour& c2 )
CGFunctionRef wxMacCoreGraphicsBrushData::CreateGradientFunction( const wxColour& c1, const wxColour& c2 )
{
static const CGFunctionCallbacks callbacks = { 0, &CalculateShadingValues, NULL };
static const CGFloat input_value_range [2] = { 0, 1 };
@@ -653,28 +633,18 @@ CGFunctionRef wxMacCoreGraphicsBrush::CreateGradientFunction( const wxColour& c1
// Font
//
class wxMacCoreGraphicsFont : public wxGraphicsFont
class wxMacCoreGraphicsFontData : public wxGraphicsObjectRefData
{
public:
wxMacCoreGraphicsFont();
wxMacCoreGraphicsFont( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col );
~wxMacCoreGraphicsFont();
wxMacCoreGraphicsFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col );
~wxMacCoreGraphicsFontData();
virtual void Apply( wxGraphicsContext* context );
virtual ATSUStyle GetATSUStyle() { return m_macATSUIStyle; }
private :
ATSUStyle m_macATSUIStyle;
DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsFont)
};
IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsFont,wxGraphicsFont)
wxMacCoreGraphicsFont::wxMacCoreGraphicsFont() : wxGraphicsFont( NULL )
{
wxLogDebug(wxT("Illegal Constructor called"));
}
wxMacCoreGraphicsFont::wxMacCoreGraphicsFont(wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col) : wxGraphicsFont( renderer )
wxMacCoreGraphicsFontData::wxMacCoreGraphicsFontData(wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col) : wxGraphicsObjectRefData( renderer )
{
m_macATSUIStyle = NULL;
@@ -711,7 +681,7 @@ wxMacCoreGraphicsFont::wxMacCoreGraphicsFont(wxGraphicsRenderer* renderer, const
wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") );
}
wxMacCoreGraphicsFont::~wxMacCoreGraphicsFont()
wxMacCoreGraphicsFontData::~wxMacCoreGraphicsFontData()
{
if ( m_macATSUIStyle )
{
@@ -720,11 +690,6 @@ wxMacCoreGraphicsFont::~wxMacCoreGraphicsFont()
}
}
void wxMacCoreGraphicsFont::Apply( wxGraphicsContext* WXUNUSED(context) )
{
// nothing to do here
}
//
// Graphics Matrix
//
@@ -1191,15 +1156,6 @@ public:
// setting the paint
//
// sets the pen
virtual void SetPen( wxGraphicsPen* pen , bool release = true );
// sets the brush for filling
virtual void SetBrush( wxGraphicsBrush* brush , bool release = true );
// sets the font
virtual void SetFont( wxGraphicsFont* font, bool release = true );
// strokes along a path with the current pen
virtual void StrokePath( const wxGraphicsPath *path );
@@ -1212,9 +1168,9 @@ public:
virtual bool ShouldOffset() const
{
int penwidth = 0 ;
if ( m_pen )
if ( !m_pen.IsNull() )
{
penwidth = m_pen->GetWidth();
penwidth = ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->GetWidth();
if ( penwidth == 0 )
penwidth = 1;
}
@@ -1331,10 +1287,6 @@ wxMacCoreGraphicsContext::wxMacCoreGraphicsContext() : wxGraphicsContext(NULL)
wxMacCoreGraphicsContext::~wxMacCoreGraphicsContext()
{
SetPen(NULL);
SetFont(NULL);
SetBrush(NULL);
if ( m_cgContext )
{
// TODO : when is this necessary - should we add a Flush() method ? CGContextSynchronize( m_cgContext );
@@ -1415,7 +1367,7 @@ void wxMacCoreGraphicsContext::ResetClip()
void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath *path )
{
if ( m_pen == NULL )
if ( m_pen.IsNull() )
return ;
EnsureIsValid();
@@ -1424,7 +1376,7 @@ void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath *path )
if ( offset )
CGContextTranslateCTM( m_cgContext, 0.5, 0.5 );
m_pen->Apply(this);
((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this);
CGContextAddPath( m_cgContext , (CGPathRef) path->GetNativePath() );
CGContextStrokePath( m_cgContext );
@@ -1434,7 +1386,7 @@ void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath *path )
void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath *path , int fillStyle )
{
if ( m_brush != NULL && ((wxMacCoreGraphicsBrush*)m_brush)->IsShading() )
if ( !m_brush.IsNull() && ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() )
{
// when using shading, we cannot draw pen and brush at the same time
// revert to the base implementation of first filling and then stroking
@@ -1443,16 +1395,16 @@ void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath *path , int fillSt
}
CGPathDrawingMode mode = kCGPathFill ;
if ( m_brush == NULL )
if ( m_brush.IsNull() )
{
if ( m_pen == NULL )
if ( m_pen.IsNull() )
return;
else
mode = kCGPathStroke;
}
else
{
if ( m_pen == NULL )
if ( m_pen.IsNull() )
{
if ( fillStyle == wxODDEVEN_RULE )
mode = kCGPathEOFill;
@@ -1470,10 +1422,10 @@ void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath *path , int fillSt
EnsureIsValid();
if ( m_brush )
m_brush->Apply(this);
if ( m_pen )
m_pen->Apply(this);
if ( !m_brush.IsNull() )
((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this);
if ( !m_pen.IsNull() )
((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this);
bool offset = ShouldOffset();
@@ -1489,22 +1441,22 @@ void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath *path , int fillSt
void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath *path , int fillStyle )
{
if ( m_brush == NULL )
if ( m_brush.IsNull() )
return;
EnsureIsValid();
if ( ((wxMacCoreGraphicsBrush*)m_brush)->IsShading() )
if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() )
{
CGContextSaveGState( m_cgContext );
CGContextAddPath( m_cgContext , (CGPathRef) path->GetNativePath() );
CGContextClip( m_cgContext );
CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrush*)m_brush)->GetShading() );
CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() );
CGContextRestoreGState( m_cgContext);
}
else
{
m_brush->Apply(this);
((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this);
CGContextAddPath( m_cgContext , (CGPathRef) path->GetNativePath() );
if ( fillStyle == wxODDEVEN_RULE )
CGContextEOFillPath( m_cgContext );
@@ -1581,24 +1533,6 @@ void wxMacCoreGraphicsContext::PopState()
CGContextRestoreGState( m_cgContext );
}
// sets the pen
void wxMacCoreGraphicsContext::SetPen( wxGraphicsPen* pen , bool release )
{
wxGraphicsContext::SetPen( pen, release );
}
// sets the brush for filling
void wxMacCoreGraphicsContext::SetBrush( wxGraphicsBrush* brush , bool release )
{
wxGraphicsContext::SetBrush( brush, release );
}
// sets the font
void wxMacCoreGraphicsContext::SetFont( wxGraphicsFont* font, bool release )
{
wxGraphicsContext::SetFont( font, release );
}
void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y )
{
DrawText(str, x, y, 0.0);
@@ -1606,7 +1540,7 @@ void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDoub
void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle )
{
if ( m_font == NULL )
if ( m_font.IsNull() )
return;
EnsureIsValid();
@@ -1639,7 +1573,7 @@ void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDoub
#endif
#endif
ATSUStyle style = (((wxMacCoreGraphicsFont*)m_font)->GetATSUStyle());
ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
&chars , &style , &atsuLayout );
@@ -1741,7 +1675,7 @@ void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDoub
void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height,
wxDouble *descent, wxDouble *externalLeading ) const
{
wxCHECK_RET( m_font != NULL, wxT("wxDC(cg)::DoGetTextExtent - no valid font set") );
wxCHECK_RET( !m_font.IsNull(), wxT("wxDC(cg)::DoGetTextExtent - no valid font set") );
OSStatus status = noErr;
@@ -1772,7 +1706,7 @@ void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *wid
#endif
#endif
ATSUStyle style = (((wxMacCoreGraphicsFont*)m_font)->GetATSUStyle());
ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
&chars , &style , &atsuLayout );
@@ -1831,7 +1765,7 @@ void wxMacCoreGraphicsContext::GetPartialTextExtents(const wxString& text, wxArr
#endif
#endif
ATSUStyle style = (((wxMacCoreGraphicsFont*)m_font)->GetATSUStyle());
ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
&chars , &style , &atsuLayout );
@@ -1909,21 +1843,21 @@ public :
wxDouble tx=0.0, wxDouble ty=0.0);
virtual wxGraphicsPen* CreatePen(const wxPen& pen) ;
virtual wxGraphicsPen CreatePen(const wxPen& pen) ;
virtual wxGraphicsBrush* CreateBrush(const wxBrush& brush ) ;
virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ;
// sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2
virtual wxGraphicsBrush* CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
virtual wxGraphicsBrush CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxColour&c1, const wxColour&c2) ;
// sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc)
// with radius r and color cColor
virtual wxGraphicsBrush* CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
virtual wxGraphicsBrush CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
const wxColour &oColor, const wxColour &cColor) ;
// sets the font
virtual wxGraphicsFont* CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ;
virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ;
private :
DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsRenderer)
@@ -1982,48 +1916,64 @@ wxGraphicsMatrix * wxMacCoreGraphicsRenderer::CreateMatrix( wxDouble a, wxDouble
return m;
}
wxGraphicsPen* wxMacCoreGraphicsRenderer::CreatePen(const wxPen& pen)
wxGraphicsPen wxMacCoreGraphicsRenderer::CreatePen(const wxPen& pen)
{
if ( !pen.Ok() || pen.GetStyle() == wxTRANSPARENT )
return NULL;
return wxNullGraphicsPen;
else
return new wxMacCoreGraphicsPen( this, pen );
{
wxGraphicsPen p;
p.SetRefData(new wxMacCoreGraphicsPenData( this, pen ));
return p;
}
}
wxGraphicsBrush* wxMacCoreGraphicsRenderer::CreateBrush(const wxBrush& brush )
wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateBrush(const wxBrush& brush )
{
if ( !brush.Ok() || brush.GetStyle() == wxTRANSPARENT )
return NULL;
return wxNullGraphicsBrush;
else
return new wxMacCoreGraphicsBrush( this, brush );
{
wxGraphicsBrush p;
p.SetRefData(new wxMacCoreGraphicsBrushData( this, brush ));
return p;
}
}
// sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2
wxGraphicsBrush* wxMacCoreGraphicsRenderer::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxColour&c1, const wxColour&c2)
{
wxMacCoreGraphicsBrush* brush = new wxMacCoreGraphicsBrush(this);
brush->CreateLinearGradientBrush(x1, y1, x2, y2, c1, c2);
return brush;
wxGraphicsBrush p;
wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this );
d->CreateLinearGradientBrush(x1, y1, x2, y2, c1, c2);
p.SetRefData(d);
return p;
}
// sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc)
// with radius r and color cColor
wxGraphicsBrush* wxMacCoreGraphicsRenderer::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
const wxColour &oColor, const wxColour &cColor)
{
wxMacCoreGraphicsBrush* brush = new wxMacCoreGraphicsBrush(this);
brush->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor);
return brush;
wxGraphicsBrush p;
wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this );
d->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor);
p.SetRefData(d);
return p;
}
// sets the font
wxGraphicsFont* wxMacCoreGraphicsRenderer::CreateFont( const wxFont &font , const wxColour &col )
wxGraphicsFont wxMacCoreGraphicsRenderer::CreateFont( const wxFont &font , const wxColour &col )
{
if ( font.Ok() )
return new wxMacCoreGraphicsFont( this , font, col );
{
wxGraphicsFont p;
p.SetRefData(new wxMacCoreGraphicsFontData( this , font, col ));
return p;
}
else
return NULL;
return wxNullGraphicsFont;
}