// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
-// RCS-ID: $Id$
// copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// constants
//-----------------------------------------------------------------------------
-#if !defined( __DARWIN__ ) || defined(__MWERKS__)
#ifndef M_PI
const double M_PI = 3.14159265358979;
#endif
-#endif
static const double RAD2DEG = 180.0 / M_PI;
CGColorRef wxMacCreateCGColor( const wxColour& col )
{
- CGColorRef retval = 0;
-#ifdef __WXMAC__
- retval = col.CreateCGColor();
-#else
-// TODO add conversion NSColor - CGColorRef (obj-c)
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
- if ( CGColorCreateGenericRGB )
- retval = CGColorCreateGenericRGB( col.Red() / 255.0 , col.Green() / 255.0, col.Blue() / 255.0, col.Alpha() / 255.0 );
- else
-#endif
- {
- CGFloat components[4] = { col.Red() / 255.0, col.Green() / 255.0, col.Blue() / 255.0, col.Alpha() / 255.0 } ;
- retval = CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ;
- }
+ CGColorRef retval = col.CreateCGColor();
-#endif
+ wxASSERT(retval != NULL);
return retval;
}
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 && wxOSX_USE_CORE_TEXT
+#if wxOSX_USE_CORE_TEXT
CTFontRef wxMacCreateCTFont( const wxFont& font )
{
#endif
}
-class wxMacCoreGraphicsBitmapData : public wxGraphicsObjectRefData
+class wxMacCoreGraphicsBitmapData : public wxGraphicsBitmapData
{
public:
wxMacCoreGraphicsBitmapData( wxGraphicsRenderer* renderer, CGImageRef bitmap, bool monochrome );
~wxMacCoreGraphicsBitmapData();
virtual CGImageRef GetBitmap() { return m_bitmap; }
+ virtual void* GetNativeBitmap() const { return m_bitmap; }
bool IsMonochrome() { return m_monochrome; }
#if wxUSE_IMAGE
bool m_monochrome;
};
-wxMacCoreGraphicsBitmapData::wxMacCoreGraphicsBitmapData( wxGraphicsRenderer* renderer, CGImageRef bitmap, bool monochrome ) : wxGraphicsObjectRefData( renderer ),
+wxMacCoreGraphicsBitmapData::wxMacCoreGraphicsBitmapData( wxGraphicsRenderer* renderer, CGImageRef bitmap, bool monochrome ) : wxGraphicsBitmapData( renderer ),
m_bitmap(bitmap), m_monochrome(monochrome)
{
}
// fast convenience methods
- virtual void DrawRectangleX( wxDouble x, wxDouble y, wxDouble w, wxDouble h );
+ virtual void DrawRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h );
void SetNativeContext( CGContextRef cg );
private:
bool EnsureIsValid();
+ void CheckInvariants() const;
virtual void DoDrawText( const wxString &str, wxDouble x, wxDouble y );
virtual void DoDrawRotatedText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle );
}
+void wxMacCoreGraphicsContext::CheckInvariants() const
+{
+ // check invariants here for debugging ...
+}
+
+
+
void wxMacCoreGraphicsContext::StartPage( wxDouble width, wxDouble height )
{
CGRect r;
bool wxMacCoreGraphicsContext::EnsureIsValid()
{
+ CheckInvariants();
+
if ( !m_cgContext )
{
if (m_invisible)
#endif
}
}
+ CheckInvariants();
+
return m_cgContext != NULL;
}
return false;
}
CGContextSetShouldAntialias(m_cgContext, antialiasMode);
+ CheckInvariants();
return true;
}
return false;
}
CGContextSetInterpolationQuality(m_cgContext, quality);
+ CheckInvariants();
return true;
}
if (m_composition == wxCOMPOSITION_DEST)
return true;
-#if wxOSX_USE_COCOA_OR_CARBON
- if ( UMAGetSystemVersion() < 0x1060 )
+ // TODO REMOVE if we don't need it because of bugs in 10.5
+#if 0
{
CGCompositeOperation cop = kCGCompositeOperationSourceOver;
CGBlendMode mode = kCGBlendModeNormal;
case wxCOMPOSITION_XOR:
cop = kCGCompositeOperationXOR;
break;
-#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
case wxCOMPOSITION_ADD:
mode = kCGBlendModePlusLighter ;
break;
-#endif
default:
return false;
}
CGContextSetBlendMode(m_cgContext, mode);
}
#endif
-#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
- else
{
CGBlendMode mode = kCGBlendModeNormal;
switch( op )
mode = kCGBlendModeDestinationAtop;
break;
case wxCOMPOSITION_XOR:
- mode = kCGBlendModeXOR;
+ mode = kCGBlendModeExclusion; // Not kCGBlendModeXOR!
break;
case wxCOMPOSITION_ADD:
}
CGContextSetBlendMode(m_cgContext, mode);
}
-#endif
+
+ CheckInvariants();
return true;
}
void wxMacCoreGraphicsContext::BeginLayer(wxDouble opacity)
{
+ CheckInvariants();
CGContextSaveGState(m_cgContext);
CGContextSetAlpha(m_cgContext, (CGFloat) opacity);
CGContextBeginTransparencyLayer(m_cgContext, 0);
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::EndLayer()
{
+ CheckInvariants();
CGContextEndTransparencyLayer(m_cgContext);
CGContextRestoreGState(m_cgContext);
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::Clip( const wxRegion ®ion )
{
+ CheckInvariants();
#if wxOSX_USE_COCOA_OR_CARBON
if( m_cgContext )
{
// allow usage as measuring context
// wxASSERT_MSG( m_cgContext != NULL, "Needs a valid context for clipping" );
#endif
+ CheckInvariants();
}
// clips drawings to the rect
void wxMacCoreGraphicsContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
{
+ CheckInvariants();
CGRect r = CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h );
if ( m_cgContext )
{
// wxFAIL_MSG( "Needs a valid context for clipping" );
#endif
}
+ CheckInvariants();
}
// resets the clipping to original extent
// wxFAIL_MSG( "Needs a valid context for clipping" );
#endif
}
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath &path )
((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this);
CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
CGContextStrokePath( m_cgContext );
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath &path , wxPolygonFillMode fillStyle )
CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
CGContextDrawPath( m_cgContext , mode );
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath &path , wxPolygonFillMode fillStyle )
else
CGContextFillPath( m_cgContext );
}
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::SetNativeContext( CGContextRef cg )
if ( m_cgContext )
{
+ CheckInvariants();
CGContextRestoreGState( m_cgContext );
CGContextRestoreGState( m_cgContext );
if ( m_contextSynthesized )
return;
#ifdef __WXMAC__
- wxMacCoreGraphicsBitmapData* refdata =static_cast<wxMacCoreGraphicsBitmapData*>(bmp.GetRefData());
+ wxMacCoreGraphicsBitmapData* refdata = static_cast<wxMacCoreGraphicsBitmapData*>(bmp.GetRefData());
CGImageRef image = refdata->GetBitmap();
CGRect r = CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h );
if ( refdata->IsMonochrome() == 1 )
wxMacDrawCGImage( m_cgContext , &r , image );
}
#endif
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
if (m_composition == wxCOMPOSITION_DEST)
return;
- CGRect r = CGRectMake( (CGFloat) 0.0 , (CGFloat) 0.0 , (CGFloat) w , (CGFloat) h );
CGContextSaveGState( m_cgContext );
CGContextTranslateCTM( m_cgContext,(CGFloat) x ,(CGFloat) (y + h) );
CGContextScaleCTM( m_cgContext, 1, -1 );
#if wxOSX_USE_COCOA_OR_CARBON
+ CGRect r = CGRectMake( (CGFloat) 0.0 , (CGFloat) 0.0 , (CGFloat) w , (CGFloat) h );
PlotIconRefInContext( m_cgContext , &r , kAlignNone , kTransformNone ,
NULL , kPlotIconRefNormalFlags , icon.GetHICON() );
#endif
CGContextRestoreGState( m_cgContext );
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::PushState()
return;
#if wxOSX_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
{
wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
y += CTFontGetAscent(font);
CGContextSaveGState(m_cgContext);
+ CGAffineTransform textMatrix = CGContextGetTextMatrix(m_cgContext);
+
CGContextTranslateCTM(m_cgContext, (CGFloat) x, (CGFloat) y);
CGContextScaleCTM(m_cgContext, 1, -1);
- CGContextSetTextPosition(m_cgContext, 0, 0);
+ CGContextSetTextMatrix(m_cgContext, CGAffineTransformIdentity);
+
CTLineDraw( line, m_cgContext );
if ( fref->GetUnderlined() ) {
}
CGContextRestoreGState(m_cgContext);
- CFRelease( col );
+ CGContextSetTextMatrix(m_cgContext, textMatrix);
+ CGColorRelease( col );
+ CheckInvariants();
return;
}
#endif
CGContextRestoreGState(m_cgContext);
CFRelease( col );
#endif
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::DoDrawRotatedText(const wxString &str,
return;
#if wxOSX_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
{
// default implementation takes care of rotation and calls non rotated DrawText afterwards
wxGraphicsContext::DoDrawRotatedText( str, x, y, angle );
CGContextRestoreGState(m_cgContext);
::ATSUDisposeTextLayout(atsuLayout);
+ CheckInvariants();
return;
}
// default implementation takes care of rotation and calls non rotated DrawText afterwards
wxGraphicsContext::DoDrawRotatedText( str, x, y, angle );
#endif
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height,
if ( externalLeading )
*externalLeading = 0;
+ // In wxWidgets (MSW-inspired) API it is possible to call GetTextExtent()
+ // with an empty string to get just the descent and the leading of the
+ // font, so support this (mis)use.
+ wxString strToMeasure(str);
if (str.empty())
- return;
+ strToMeasure = wxS(" ");
#if wxOSX_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
{
wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
CTFontRef font = fref->OSXGetCTFont();
- wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
+ wxCFStringRef text(strToMeasure, wxLocale::GetSystemEncoding() );
CFStringRef keys[] = { kCTFontAttributeName };
CFTypeRef values[] = { font };
wxCFRef<CFDictionaryRef> attributes( CFDictionaryCreate(kCFAllocatorDefault, (const void**) &keys, (const void**) &values,
CGFloat a, d, l, w;
w = CTLineGetTypographicBounds(line, &a, &d, &l);
- if ( height )
- *height = a+d+l;
+ if ( !str.empty() )
+ {
+ if ( width )
+ *width = w;
+ if ( height )
+ *height = a+d+l;
+ }
+
if ( descent )
*descent = d;
if ( externalLeading )
*externalLeading = l;
- if ( width )
- *width = w;
return;
}
#endif
OSStatus status = noErr;
ATSUTextLayout atsuLayout;
- wxMacUniCharBuffer unibuf( str );
+ wxMacUniCharBuffer unibuf( strToMeasure );
UniCharCount chars = unibuf.GetChars();
ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
&textBefore , &textAfter, &textAscent , &textDescent );
- if ( height )
- *height = FixedToFloat(textAscent + textDescent);
+ if ( !str.empty() )
+ {
+ if ( width )
+ *width = FixedToFloat(textAfter - textBefore);
+ if ( height )
+ *height = FixedToFloat(textAscent + textDescent);
+ }
+
if ( descent )
*descent = FixedToFloat(textDescent);
if ( externalLeading )
*externalLeading = 0;
- if ( width )
- *width = FixedToFloat(textAfter - textBefore);
::ATSUDisposeTextLayout(atsuLayout);
#if wxOSX_USE_IPHONE
wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
- wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
+ wxCFStringRef text(strToMeasure, wxLocale::GetSystemEncoding() );
CGSize sz = MeasureTextInContext( fref->GetUIFont() , text.AsNSString() );
- if ( height )
- *height = sz.height;
+ if ( !str.empty() )
+ {
+ if ( width )
+ *width = sz.width;
+ if ( height )
+ *height = sz.height;
+ }
+
/*
if ( descent )
*descent = FixedToFloat(textDescent);
if ( externalLeading )
*externalLeading = 0;
*/
- if ( width )
- *width = sz.width;
#endif
+
+ CheckInvariants();
}
void wxMacCoreGraphicsContext::GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const
#if wxOSX_USE_IPHONE
// TODO core graphics text implementation here
#endif
+
+ CheckInvariants();
}
void * wxMacCoreGraphicsContext::GetNativeContext()
}
-void wxMacCoreGraphicsContext::DrawRectangleX( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
+void wxMacCoreGraphicsContext::DrawRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
{
+ if (!EnsureIsValid())
+ return;
+
if (m_composition == wxCOMPOSITION_DEST)
return;
+ // when using shading, we have to go back to drawing paths
+ if ( !m_brush.IsNull() && ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() )
+ {
+ wxGraphicsContext::DrawRectangle( x,y,w,h );
+ return;
+ }
+
CGRect rect = CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h );
if ( !m_brush.IsNull() )
{
// sets the transform of this context
void wxMacCoreGraphicsContext::SetTransform( const wxGraphicsMatrix& matrix )
{
+ CheckInvariants();
if ( m_cgContext )
{
CGAffineTransform transform = CGContextGetCTM( m_cgContext );
{
m_windowTransform = *(CGAffineTransform*) matrix.GetNativeMatrix();
}
+ CheckInvariants();
}
// gets the matrix of this context
projects / wxWidgets.git / blobdiff