+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: src/mac/carbon/dccg.cpp
-// Purpose: wxDC class
-// Author: Stefan Csomor
-// Modified by:
-// Created: 01/02/97
-// RCS-ID: $Id$
-// Copyright: (c) Stefan Csomor
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#include "wx/wxprec.h"
-
-#include "wx/graphics.h"
-#include "wx/private/graphics.h"
-
-#ifndef WX_PRECOMP
- #include "wx/dcclient.h"
- #include "wx/dcmemory.h"
- #include "wx/dcprint.h"
- #include "wx/log.h"
- #include "wx/region.h"
- #include "wx/image.h"
- #include "wx/icon.h"
-#endif
-
-
-#ifdef __MSL__
- #if __MSL__ >= 0x6000
- #include "math.h"
- // in case our functions were defined outside std, we make it known all the same
- namespace std { }
- using namespace std;
- #endif
-#endif
-
-#ifdef __WXMAC__
- #include "wx/mac/uma.h"
- #include "wx/mac/dcprint.h"
-#else
- #include "CoreServices/CoreServices.h"
- #include "ApplicationServices/ApplicationServices.h"
- #include "wx/mac/corefoundation/cfstring.h"
- #include "wx/cocoa/dcclient.h"
-#endif
-
-#ifdef __WXCOCOA__
-
-CGColorSpaceRef wxMacGetGenericRGBColorSpace()
-{
- static wxCFRef<CGColorSpaceRef> genericRGBColorSpace;
-
- if (genericRGBColorSpace == NULL)
- {
- genericRGBColorSpace.reset( CGColorSpaceCreateWithName( kCGColorSpaceGenericRGB ) );
- }
-
- return genericRGBColorSpace;
-}
-
-int UMAGetSystemVersion()
-{
- return 0x1050;
-}
-
-
-#define wxMAC_USE_CORE_TEXT 1
-
-#endif
-
-//-----------------------------------------------------------------------------
-// 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;
-
-//
-// Pen, Brushes and Fonts
-//
-
-#pragma mark -
-#pragma mark wxMacCoreGraphicsPattern, ImagePattern, HatchPattern classes
-
-OSStatus wxMacDrawCGImage(
- CGContextRef inContext,
- const CGRect * inBounds,
- CGImageRef inImage)
-{
-#if defined( __LP64__ ) || defined(__WXCOCOA__)
- // todo flip
- CGContextDrawImage(inContext, *inBounds, inImage );
- return noErr;
-#else
- return HIViewDrawCGImage( inContext, inBounds, inImage );
-#endif
-}
-
-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 ) ;
- }
-
-#endif
- return retval;
-}
-
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 && defined(wxMAC_USE_CORE_TEXT)
-
-CTFontRef wxMacCreateCTFont( const wxFont& font )
-{
-#ifdef __WXMAC__
- return wxCFRetain((CTFontRef) font.MacGetCTFont());
-#else
- return CTFontCreateWithName( wxCFStringRef( font.GetFaceName(), wxLocale::GetSystemEncoding() ) , font.GetPointSize() , NULL );
-#endif
-}
-
-#endif
-
-// CGPattern wrapper class: always allocate on heap, never call destructor
-
-class wxMacCoreGraphicsPattern
-{
-public :
- wxMacCoreGraphicsPattern() {}
-
- // is guaranteed to be called only with a non-Null CGContextRef
- virtual void Render( CGContextRef ctxRef ) = 0;
-
- operator CGPatternRef() const { return m_patternRef; }
-
-protected :
- virtual ~wxMacCoreGraphicsPattern()
- {
- // as this is called only when the m_patternRef is been released;
- // don't release it again
- }
-
- static void _Render( void *info, CGContextRef ctxRef )
- {
- wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info;
- if ( self && ctxRef )
- self->Render( ctxRef );
- }
-
- static void _Dispose( void *info )
- {
- wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info;
- delete self;
- }
-
- CGPatternRef m_patternRef;
-
- static const CGPatternCallbacks ms_Callbacks;
-};
-
-const CGPatternCallbacks wxMacCoreGraphicsPattern::ms_Callbacks = { 0, &wxMacCoreGraphicsPattern::_Render, &wxMacCoreGraphicsPattern::_Dispose };
-
-class ImagePattern : public wxMacCoreGraphicsPattern
-{
-public :
- ImagePattern( const wxBitmap* bmp , const CGAffineTransform& transform )
- {
- wxASSERT( bmp && bmp->Ok() );
-#ifdef __WXMAC__
- Init( (CGImageRef) bmp->CreateCGImage() , transform );
-#endif
- }
-
- // ImagePattern takes ownership of CGImageRef passed in
- ImagePattern( CGImageRef image , const CGAffineTransform& transform )
- {
- if ( image )
- CFRetain( image );
-
- Init( image , transform );
- }
-
- virtual void Render( CGContextRef ctxRef )
- {
- if (m_image != NULL)
- wxMacDrawCGImage( ctxRef, &m_imageBounds, m_image );
- }
-
-protected :
- void Init( CGImageRef image, const CGAffineTransform& transform )
- {
- m_image = image;
- if ( m_image )
- {
- m_imageBounds = CGRectMake( (CGFloat) 0.0, (CGFloat) 0.0, (CGFloat)CGImageGetWidth( m_image ), (CGFloat)CGImageGetHeight( m_image ) );
- m_patternRef = CGPatternCreate(
- this , m_imageBounds, transform ,
- m_imageBounds.size.width, m_imageBounds.size.height,
- kCGPatternTilingNoDistortion, true , &wxMacCoreGraphicsPattern::ms_Callbacks );
- }
- }
-
- virtual ~ImagePattern()
- {
- if ( m_image )
- CGImageRelease( m_image );
- }
-
- CGImageRef m_image;
- CGRect m_imageBounds;
-};
-
-class HatchPattern : public wxMacCoreGraphicsPattern
-{
-public :
- HatchPattern( int hatchstyle, const CGAffineTransform& transform )
- {
- m_hatch = hatchstyle;
- m_imageBounds = CGRectMake( (CGFloat) 0.0, (CGFloat) 0.0, (CGFloat) 8.0 , (CGFloat) 8.0 );
- m_patternRef = CGPatternCreate(
- this , m_imageBounds, transform ,
- m_imageBounds.size.width, m_imageBounds.size.height,
- kCGPatternTilingNoDistortion, false , &wxMacCoreGraphicsPattern::ms_Callbacks );
- }
-
- void StrokeLineSegments( CGContextRef ctxRef , const CGPoint pts[] , size_t count )
- {
- CGContextStrokeLineSegments( ctxRef , pts , count );
- }
-
- virtual void Render( CGContextRef ctxRef )
- {
- switch ( m_hatch )
- {
- case wxBDIAGONAL_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 8.0 , (CGFloat) 0.0 } , { (CGFloat) 0.0 , (CGFloat) 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 2 );
- }
- break;
-
- case wxCROSSDIAG_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 0.0 , (CGFloat) 0.0 } , { (CGFloat) 8.0 , (CGFloat) 8.0 } ,
- { (CGFloat) 8.0 , (CGFloat) 0.0 } , { (CGFloat) 0.0 , (CGFloat) 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 4 );
- }
- break;
-
- case wxFDIAGONAL_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 0.0 , (CGFloat) 0.0 } , { (CGFloat) 8.0 , (CGFloat) 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 2 );
- }
- break;
-
- case wxCROSS_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 0.0 , (CGFloat) 4.0 } , { (CGFloat) 8.0 , (CGFloat) 4.0 } ,
- { (CGFloat) 4.0 , (CGFloat) 0.0 } , { (CGFloat) 4.0 , (CGFloat) 8.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 4 );
- }
- break;
-
- case wxHORIZONTAL_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 0.0 , (CGFloat) 4.0 } , { (CGFloat) 8.0 , (CGFloat) 4.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 2 );
- }
- break;
-
- case wxVERTICAL_HATCH :
- {
- CGPoint pts[] =
- {
- { (CGFloat) 4.0 , (CGFloat) 0.0 } , { (CGFloat) 4.0 , (CGFloat) 8.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 2 );
- }
- break;
-
- default:
- break;
- }
- }
-
-protected :
- virtual ~HatchPattern() {}
-
- CGRect m_imageBounds;
- int m_hatch;
-};
-
-class wxMacCoreGraphicsPenData : public wxGraphicsObjectRefData
-{
-public:
- wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen );
- ~wxMacCoreGraphicsPenData();
-
- void Init();
- virtual void Apply( wxGraphicsContext* context );
- virtual wxDouble GetWidth() { return m_width; }
-
-protected :
- CGLineCap m_cap;
- wxCFRef<CGColorRef> m_color;
- wxCFRef<CGColorSpaceRef> m_colorSpace;
-
- CGLineJoin m_join;
- CGFloat m_width;
-
- int m_count;
- const CGFloat *m_lengths;
- CGFloat *m_userLengths;
-
-
- bool m_isPattern;
- wxCFRef<CGPatternRef> m_pattern;
- CGFloat* m_patternColorComponents;
-};
-
-wxMacCoreGraphicsPenData::wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) :
- wxGraphicsObjectRefData( renderer )
-{
- Init();
-
- m_color.reset( wxMacCreateCGColor( pen.GetColour() ) ) ;
-
- // TODO: * m_dc->m_scaleX
- m_width = pen.GetWidth();
- if (m_width <= 0.0)
- m_width = (CGFloat) 0.1;
-
- switch ( pen.GetCap() )
- {
- case wxCAP_ROUND :
- m_cap = kCGLineCapRound;
- break;
-
- case wxCAP_PROJECTING :
- m_cap = kCGLineCapSquare;
- break;
-
- case wxCAP_BUTT :
- m_cap = kCGLineCapButt;
- break;
-
- default :
- m_cap = kCGLineCapButt;
- break;
- }
-
- switch ( pen.GetJoin() )
- {
- case wxJOIN_BEVEL :
- m_join = kCGLineJoinBevel;
- break;
-
- case wxJOIN_MITER :
- m_join = kCGLineJoinMiter;
- break;
-
- case wxJOIN_ROUND :
- m_join = kCGLineJoinRound;
- break;
-
- default :
- m_join = kCGLineJoinMiter;
- break;
- }
-
- const CGFloat dashUnit = m_width < 1.0 ? (CGFloat) 1.0 : m_width;
-
- const CGFloat dotted[] = { (CGFloat) dashUnit , (CGFloat) (dashUnit + 2.0) };
- static const CGFloat short_dashed[] = { (CGFloat) 9.0 , (CGFloat) 6.0 };
- static const CGFloat dashed[] = { (CGFloat) 19.0 , (CGFloat) 9.0 };
- static const CGFloat dotted_dashed[] = { (CGFloat) 9.0 , (CGFloat) 6.0 , (CGFloat) 3.0 , (CGFloat) 3.0 };
-
- switch ( pen.GetStyle() )
- {
- case wxSOLID :
- break;
-
- case wxDOT :
- m_count = WXSIZEOF(dotted);
- m_userLengths = new CGFloat[ m_count ] ;
- memcpy( m_userLengths, dotted, sizeof(dotted) );
- m_lengths = m_userLengths;
- break;
-
- case wxLONG_DASH :
- m_count = WXSIZEOF(dashed);
- m_lengths = dashed;
- break;
-
- case wxSHORT_DASH :
- m_count = WXSIZEOF(short_dashed);
- m_lengths = short_dashed;
- break;
-
- case wxDOT_DASH :
- m_count = WXSIZEOF(dotted_dashed);
- m_lengths = dotted_dashed;
- break;
-
- case wxUSER_DASH :
- wxDash *dashes;
- m_count = pen.GetDashes( &dashes );
- if ((dashes != NULL) && (m_count > 0))
- {
- m_userLengths = new CGFloat[m_count];
- for ( int i = 0; i < m_count; ++i )
- {
- m_userLengths[i] = dashes[i] * dashUnit;
-
- if ( i % 2 == 1 && m_userLengths[i] < dashUnit + 2.0 )
- m_userLengths[i] = (CGFloat) (dashUnit + 2.0);
- else if ( i % 2 == 0 && m_userLengths[i] < dashUnit )
- m_userLengths[i] = dashUnit;
- }
- }
- m_lengths = m_userLengths;
- break;
-
- case wxSTIPPLE :
- {
- wxBitmap* bmp = pen.GetStipple();
- if ( bmp && bmp->Ok() )
- {
- m_colorSpace.reset( CGColorSpaceCreatePattern( NULL ) );
- m_pattern.reset( (CGPatternRef) *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) );
- m_patternColorComponents = new CGFloat[1] ;
- m_patternColorComponents[0] = (CGFloat) 1.0;
- m_isPattern = true;
- }
- }
- break;
-
- default :
- {
- m_isPattern = true;
- m_colorSpace.reset( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) );
- m_pattern.reset( (CGPatternRef) *( new HatchPattern( pen.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) );
- m_patternColorComponents = new CGFloat[4] ;
- m_patternColorComponents[0] = (CGFloat) (pen.GetColour().Red() / 255.0);
- m_patternColorComponents[1] = (CGFloat) (pen.GetColour().Green() / 255.0);
- m_patternColorComponents[2] = (CGFloat) (pen.GetColour().Blue() / 255.0);
- m_patternColorComponents[3] = (CGFloat) (pen.GetColour().Alpha() / 255.0);
- }
- break;
- }
- if ((m_lengths != NULL) && (m_count > 0))
- {
- // force the line cap, otherwise we get artifacts (overlaps) and just solid lines
- m_cap = kCGLineCapButt;
- }
-}
-
-wxMacCoreGraphicsPenData::~wxMacCoreGraphicsPenData()
-{
- delete[] m_userLengths;
- delete[] m_patternColorComponents;
-}
-
-void wxMacCoreGraphicsPenData::Init()
-{
- m_lengths = NULL;
- m_userLengths = NULL;
- m_width = 0;
- m_count = 0;
- m_patternColorComponents = NULL;
- m_isPattern = false;
-}
-
-void wxMacCoreGraphicsPenData::Apply( wxGraphicsContext* context )
-{
- CGContextRef cg = (CGContextRef) context->GetNativeContext();
- CGContextSetLineWidth( cg , m_width );
- CGContextSetLineJoin( cg , m_join );
-
- CGContextSetLineDash( cg , 0 , m_lengths , m_count );
- CGContextSetLineCap( cg , m_cap );
-
- if ( m_isPattern )
- {
- CGAffineTransform matrix = CGContextGetCTM( cg );
- CGContextSetPatternPhase( cg, CGSizeMake(matrix.tx, matrix.ty) );
- CGContextSetStrokeColorSpace( cg , m_colorSpace );
- CGContextSetStrokePattern( cg, m_pattern , m_patternColorComponents );
- }
- else
- {
- if ( context->GetLogicalFunction() == wxINVERT || context->GetLogicalFunction() == wxXOR )
- {
- CGContextSetRGBStrokeColor( cg , (CGFloat) 1.0,(CGFloat) 1.0 , (CGFloat) 1.0, (CGFloat) 1.0 );
- }
- else
- CGContextSetStrokeColorWithColor( cg , m_color );
- }
-}
-
-//
-// Brush
-//
-
-static const char *gs_stripedback_xpm[] = {
-/* columns rows colors chars-per-pixel */
-"4 4 2 1",
-". c #F0F0F0",
-"X c #ECECEC",
-/* pixels */
-"....",
-"....",
-"XXXX",
-"XXXX"
-};
-
-wxBitmap gs_stripedback_bmp( wxImage( (const char* const* ) gs_stripedback_xpm ), -1 ) ;
-
-// make sure we all use one class for all conversions from wx to native colour
-
-class wxMacCoreGraphicsColour
-{
- public:
- wxMacCoreGraphicsColour();
- wxMacCoreGraphicsColour(const wxBrush &brush);
- ~wxMacCoreGraphicsColour();
-
- void Apply( CGContextRef cgContext );
- protected:
- void Init();
- wxCFRef<CGColorRef> m_color;
- wxCFRef<CGColorSpaceRef> m_colorSpace;
-
- bool m_isPattern;
- wxCFRef<CGPatternRef> m_pattern;
- CGFloat* m_patternColorComponents;
-} ;
-
-wxMacCoreGraphicsColour::~wxMacCoreGraphicsColour()
-{
- delete[] m_patternColorComponents;
-}
-
-void wxMacCoreGraphicsColour::Init()
-{
- m_isPattern = false;
- m_patternColorComponents = NULL;
-}
-
-void wxMacCoreGraphicsColour::Apply( CGContextRef cgContext )
-{
- if ( m_isPattern )
- {
- CGAffineTransform matrix = CGContextGetCTM( cgContext );
- CGContextSetPatternPhase( cgContext, CGSizeMake(matrix.tx, matrix.ty) );
- CGContextSetFillColorSpace( cgContext , m_colorSpace );
- CGContextSetFillPattern( cgContext, m_pattern , m_patternColorComponents );
- }
- else
- {
- CGContextSetFillColorWithColor( cgContext, m_color );
- }
-}
-
-wxMacCoreGraphicsColour::wxMacCoreGraphicsColour()
-{
- Init();
-}
-
-wxMacCoreGraphicsColour::wxMacCoreGraphicsColour( const wxBrush &brush )
-{
- Init();
- if ( brush.GetStyle() == wxSOLID )
- {
- m_color.reset( wxMacCreateCGColor( brush.GetColour() ));
- }
- else if ( brush.IsHatch() )
- {
- m_isPattern = true;
- m_colorSpace.reset( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) );
- m_pattern.reset( (CGPatternRef) *( new HatchPattern( brush.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) );
-
- m_patternColorComponents = new CGFloat[4] ;
- m_patternColorComponents[0] = (CGFloat) (brush.GetColour().Red() / 255.0);
- m_patternColorComponents[1] = (CGFloat) (brush.GetColour().Green() / 255.0);
- m_patternColorComponents[2] = (CGFloat) (brush.GetColour().Blue() / 255.0);
- m_patternColorComponents[3] = (CGFloat) (brush.GetColour().Alpha() / 255.0);
- }
- else
- {
- // now brush is a bitmap
- wxBitmap* bmp = brush.GetStipple();
- if ( bmp && bmp->Ok() )
- {
- m_isPattern = true;
- m_patternColorComponents = new CGFloat[1] ;
- m_patternColorComponents[0] = (CGFloat) 1.0;
- m_colorSpace.reset( CGColorSpaceCreatePattern( NULL ) );
- m_pattern.reset( (CGPatternRef) *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) );
- }
- }
-}
-
-class wxMacCoreGraphicsBrushData : public wxGraphicsObjectRefData
-{
-public:
- 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,
- const wxColour&c1, const wxColour&c2 );
- void CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
- const wxColour &oColor, const wxColour &cColor );
-
- virtual bool IsShading() { return m_isShading; }
- CGShadingRef GetShading() { return m_shading; }
-protected:
- CGFunctionRef CreateGradientFunction( const wxColour& c1, const wxColour& c2 );
- static void CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out);
- virtual void Init();
-
- wxMacCoreGraphicsColour m_cgColor;
-
- bool m_isShading;
- CGFunctionRef m_gradientFunction;
- CGShadingRef m_shading;
- CGFloat *m_gradientComponents;
-};
-
-wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer) : wxGraphicsObjectRefData( renderer )
-{
- Init();
-}
-
-void wxMacCoreGraphicsBrushData::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
- const wxColour&c1, const wxColour&c2 )
-{
- m_gradientFunction = CreateGradientFunction( c1, c2 );
- m_shading = CGShadingCreateAxial( wxMacGetGenericRGBColorSpace(), CGPointMake((CGFloat) x1, (CGFloat) y1),
- CGPointMake((CGFloat) x2,(CGFloat) y2), m_gradientFunction, true, true ) ;
- m_isShading = true ;
-}
-
-void wxMacCoreGraphicsBrushData::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
- const wxColour &oColor, const wxColour &cColor )
-{
- m_gradientFunction = CreateGradientFunction( oColor, cColor );
- m_shading = CGShadingCreateRadial( wxMacGetGenericRGBColorSpace(), CGPointMake((CGFloat) xo,(CGFloat) yo), 0,
- CGPointMake((CGFloat) xc,(CGFloat) yc), (CGFloat) radius, m_gradientFunction, true, true ) ;
- m_isShading = true ;
-}
-
-wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData(wxGraphicsRenderer* renderer, const wxBrush &brush) : wxGraphicsObjectRefData( renderer ),
- m_cgColor( brush )
-{
- Init();
-
-}
-
-wxMacCoreGraphicsBrushData::~wxMacCoreGraphicsBrushData()
-{
- if ( m_shading )
- CGShadingRelease(m_shading);
-
- if( m_gradientFunction )
- CGFunctionRelease(m_gradientFunction);
-
- delete[] m_gradientComponents;
-}
-
-void wxMacCoreGraphicsBrushData::Init()
-{
- m_gradientFunction = NULL;
- m_shading = NULL;
- m_gradientComponents = NULL;
- m_isShading = false;
-}
-
-void wxMacCoreGraphicsBrushData::Apply( wxGraphicsContext* context )
-{
- CGContextRef cg = (CGContextRef) context->GetNativeContext();
-
- if ( m_isShading )
- {
- // nothing to set as shades are processed by clipping using the path and filling
- }
- else
- {
- m_cgColor.Apply( cg );
- }
-}
-
-void wxMacCoreGraphicsBrushData::CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out)
-{
- CGFloat* colors = (CGFloat*) info ;
- CGFloat f = *in;
- for( int i = 0 ; i < 4 ; ++i )
- {
- out[i] = colors[i] + ( colors[4+i] - colors[i] ) * f;
- }
-}
-
-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 };
- static const CGFloat output_value_ranges [8] = { 0, 1, 0, 1, 0, 1, 0, 1 };
- m_gradientComponents = new CGFloat[8] ;
- m_gradientComponents[0] = (CGFloat) (c1.Red() / 255.0);
- m_gradientComponents[1] = (CGFloat) (c1.Green() / 255.0);
- m_gradientComponents[2] = (CGFloat) (c1.Blue() / 255.0);
- m_gradientComponents[3] = (CGFloat) (c1.Alpha() / 255.0);
- m_gradientComponents[4] = (CGFloat) (c2.Red() / 255.0);
- m_gradientComponents[5] = (CGFloat) (c2.Green() / 255.0);
- m_gradientComponents[6] = (CGFloat) (c2.Blue() / 255.0);
- m_gradientComponents[7] = (CGFloat) (c2.Alpha() / 255.0);
-
- return CGFunctionCreate ( m_gradientComponents, 1,
- input_value_range,
- 4,
- output_value_ranges,
- &callbacks);
-}
-
-//
-// Font
-//
-
-class wxMacCoreGraphicsFontData : public wxGraphicsObjectRefData
-{
-public:
- wxMacCoreGraphicsFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col );
- ~wxMacCoreGraphicsFontData();
-
-#if wxMAC_USE_ATSU_TEXT
- virtual ATSUStyle GetATSUStyle() { return m_macATSUIStyle; }
-#endif
-#if wxMAC_USE_CORE_TEXT
- CTFontRef GetCTFont() const { return m_ctFont ; }
-#endif
- wxColour GetColour() const { return m_colour ; }
-
- bool GetUnderlined() const { return m_underlined ; }
-private :
- wxColour m_colour;
- bool m_underlined;
-#if wxMAC_USE_ATSU_TEXT
- ATSUStyle m_macATSUIStyle;
-#endif
-#if wxMAC_USE_CORE_TEXT
- wxCFRef< CTFontRef > m_ctFont;
-#endif
-};
-
-wxMacCoreGraphicsFontData::wxMacCoreGraphicsFontData(wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col) : wxGraphicsObjectRefData( renderer )
-{
- m_colour = col;
- m_underlined = font.GetUnderlined();
-
-#if wxMAC_USE_CORE_TEXT
- m_ctFont.reset( wxMacCreateCTFont( font ) );
-#endif
-#if wxMAC_USE_ATSU_TEXT
- OSStatus status = noErr;
- m_macATSUIStyle = NULL;
-
- status = ATSUCreateAndCopyStyle( (ATSUStyle) font.MacGetATSUStyle() , &m_macATSUIStyle );
-
- wxASSERT_MSG( status == noErr, wxT("couldn't create ATSU style") );
-
- // we need the scale here ...
-
- Fixed atsuSize = IntToFixed( int( 1 * font.MacGetFontSize()) );
- RGBColor atsuColor ;
- col.GetRGBColor( &atsuColor );
- ATSUAttributeTag atsuTags[] =
- {
- kATSUSizeTag ,
- kATSUColorTag ,
- };
- ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- sizeof( Fixed ) ,
- sizeof( RGBColor ) ,
- };
- ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- &atsuSize ,
- &atsuColor ,
- };
-
- status = ::ATSUSetAttributes(
- m_macATSUIStyle, sizeof(atsuTags) / sizeof(ATSUAttributeTag) ,
- atsuTags, atsuSizes, atsuValues);
-
- wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") );
-#endif
-#if wxMAC_USE_CG_TEXT
-#endif
-}
-
-wxMacCoreGraphicsFontData::~wxMacCoreGraphicsFontData()
-{
-#if wxMAC_USE_CORE_TEXT
-#endif
-#if wxMAC_USE_ATSU_TEXT
- if ( m_macATSUIStyle )
- {
- ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
- m_macATSUIStyle = NULL;
- }
-#endif
-#if wxMAC_USE_CG_TEXT
-#endif
-}
-
-class wxMacCoreGraphicsBitmapData : public wxGraphicsObjectRefData
-{
-public:
- wxMacCoreGraphicsBitmapData( wxGraphicsRenderer* renderer, CGImageRef bitmap, bool monochrome );
- ~wxMacCoreGraphicsBitmapData();
-
- virtual CGImageRef GetBitmap() { return m_bitmap; }
- bool IsMonochrome() { return m_monochrome; }
-private :
- CGImageRef m_bitmap;
- bool m_monochrome;
-};
-
-wxMacCoreGraphicsBitmapData::wxMacCoreGraphicsBitmapData( wxGraphicsRenderer* renderer, CGImageRef bitmap, bool monochrome ) : wxGraphicsObjectRefData( renderer ),
- m_bitmap(bitmap), m_monochrome(monochrome)
-{
-}
-
-wxMacCoreGraphicsBitmapData::~wxMacCoreGraphicsBitmapData()
-{
- CGImageRelease( m_bitmap );
-}
-
-//
-// Graphics Matrix
-//
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsMatrix declaration
-//-----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_CORE wxMacCoreGraphicsMatrixData : public wxGraphicsMatrixData
-{
-public :
- wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) ;
-
- virtual ~wxMacCoreGraphicsMatrixData() ;
-
- virtual wxGraphicsObjectRefData *Clone() const ;
-
- // concatenates the matrix
- virtual void Concat( const wxGraphicsMatrixData *t );
-
- // sets the matrix to the respective values
- virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0,
- wxDouble tx=0.0, wxDouble ty=0.0);
-
- // gets the component valuess of the matrix
- virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL,
- wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const;
-
- // makes this the inverse matrix
- virtual void Invert();
-
- // returns true if the elements of the transformation matrix are equal ?
- virtual bool IsEqual( const wxGraphicsMatrixData* t) const ;
-
- // return true if this is the identity matrix
- virtual bool IsIdentity() const;
-
- //
- // transformation
- //
-
- // add the translation to this matrix
- virtual void Translate( wxDouble dx , wxDouble dy );
-
- // add the scale to this matrix
- virtual void Scale( wxDouble xScale , wxDouble yScale );
-
- // add the rotation to this matrix (radians)
- virtual void Rotate( wxDouble angle );
-
- //
- // apply the transforms
- //
-
- // applies that matrix to the point
- virtual void TransformPoint( wxDouble *x, wxDouble *y ) const;
-
- // applies the matrix except for translations
- virtual void TransformDistance( wxDouble *dx, wxDouble *dy ) const;
-
- // returns the native representation
- virtual void * GetNativeMatrix() const;
-
-private :
- CGAffineTransform m_matrix;
-} ;
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsMatrix implementation
-//-----------------------------------------------------------------------------
-
-wxMacCoreGraphicsMatrixData::wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) : wxGraphicsMatrixData(renderer)
-{
-}
-
-wxMacCoreGraphicsMatrixData::~wxMacCoreGraphicsMatrixData()
-{
-}
-
-wxGraphicsObjectRefData *wxMacCoreGraphicsMatrixData::Clone() const
-{
- wxMacCoreGraphicsMatrixData* m = new wxMacCoreGraphicsMatrixData(GetRenderer()) ;
- m->m_matrix = m_matrix ;
- return m;
-}
-
-// concatenates the matrix
-void wxMacCoreGraphicsMatrixData::Concat( const wxGraphicsMatrixData *t )
-{
- m_matrix = CGAffineTransformConcat(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()) );
-}
-
-// sets the matrix to the respective values
-void wxMacCoreGraphicsMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d,
- wxDouble tx, wxDouble ty)
-{
- m_matrix = CGAffineTransformMake((CGFloat) a,(CGFloat) b,(CGFloat) c,(CGFloat) d,(CGFloat) tx,(CGFloat) ty);
-}
-
-// gets the component valuess of the matrix
-void wxMacCoreGraphicsMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c,
- wxDouble* d, wxDouble* tx, wxDouble* ty) const
-{
- if (a) *a = m_matrix.a;
- if (b) *b = m_matrix.b;
- if (c) *c = m_matrix.c;
- if (d) *d = m_matrix.d;
- if (tx) *tx= m_matrix.tx;
- if (ty) *ty= m_matrix.ty;
-}
-
-// makes this the inverse matrix
-void wxMacCoreGraphicsMatrixData::Invert()
-{
- m_matrix = CGAffineTransformInvert( m_matrix );
-}
-
-// returns true if the elements of the transformation matrix are equal ?
-bool wxMacCoreGraphicsMatrixData::IsEqual( const wxGraphicsMatrixData* t) const
-{
- return CGAffineTransformEqualToTransform(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()));
-}
-
-// return true if this is the identity matrix
-bool wxMacCoreGraphicsMatrixData::IsIdentity() const
-{
- return ( m_matrix.a == 1 && m_matrix.d == 1 &&
- m_matrix.b == 0 && m_matrix.d == 0 && m_matrix.tx == 0 && m_matrix.ty == 0);
-}
-
-//
-// transformation
-//
-
-// add the translation to this matrix
-void wxMacCoreGraphicsMatrixData::Translate( wxDouble dx , wxDouble dy )
-{
- m_matrix = CGAffineTransformTranslate( m_matrix, (CGFloat) dx, (CGFloat) dy);
-}
-
-// add the scale to this matrix
-void wxMacCoreGraphicsMatrixData::Scale( wxDouble xScale , wxDouble yScale )
-{
- m_matrix = CGAffineTransformScale( m_matrix, (CGFloat) xScale, (CGFloat) yScale);
-}
-
-// add the rotation to this matrix (radians)
-void wxMacCoreGraphicsMatrixData::Rotate( wxDouble angle )
-{
- m_matrix = CGAffineTransformRotate( m_matrix, (CGFloat) angle);
-}
-
-//
-// apply the transforms
-//
-
-// applies that matrix to the point
-void wxMacCoreGraphicsMatrixData::TransformPoint( wxDouble *x, wxDouble *y ) const
-{
- CGPoint pt = CGPointApplyAffineTransform( CGPointMake((CGFloat) *x,(CGFloat) *y), m_matrix);
-
- *x = pt.x;
- *y = pt.y;
-}
-
-// applies the matrix except for translations
-void wxMacCoreGraphicsMatrixData::TransformDistance( wxDouble *dx, wxDouble *dy ) const
-{
- CGSize sz = CGSizeApplyAffineTransform( CGSizeMake((CGFloat) *dx,(CGFloat) *dy) , m_matrix );
- *dx = sz.width;
- *dy = sz.height;
-}
-
-// returns the native representation
-void * wxMacCoreGraphicsMatrixData::GetNativeMatrix() const
-{
- return (void*) &m_matrix;
-}
-
-//
-// Graphics Path
-//
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsPath declaration
-//-----------------------------------------------------------------------------
-
-class WXDLLEXPORT wxMacCoreGraphicsPathData : public wxGraphicsPathData
-{
-public :
- wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path = NULL);
-
- ~wxMacCoreGraphicsPathData();
-
- virtual wxGraphicsObjectRefData *Clone() const;
-
- // begins a new subpath at (x,y)
- virtual void MoveToPoint( wxDouble x, wxDouble y );
-
- // adds a straight line from the current point to (x,y)
- virtual void AddLineToPoint( wxDouble x, wxDouble y );
-
- // adds a cubic Bezier curve from the current point, using two control points and an end point
- virtual void AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y );
-
- // closes the current sub-path
- virtual void CloseSubpath();
-
- // gets the last point of the current path, (0,0) if not yet set
- virtual void GetCurrentPoint( wxDouble* x, wxDouble* y) const;
-
- // adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle
- virtual void AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise );
-
- //
- // These are convenience functions which - if not available natively will be assembled
- // using the primitives from above
- //
-
- // adds a quadratic Bezier curve from the current point, using a control point and an end point
- virtual void AddQuadCurveToPoint( wxDouble cx, wxDouble cy, wxDouble x, wxDouble y );
-
- // appends a rectangle as a new closed subpath
- virtual void AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h );
-
- // appends an ellipsis as a new closed subpath fitting the passed rectangle
- virtual void AddCircle( wxDouble x, wxDouble y, wxDouble r );
-
- // draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
- virtual void AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r );
-
- // adds another path
- virtual void AddPath( const wxGraphicsPathData* path );
-
- // returns the native path
- virtual void * GetNativePath() const { return m_path; }
-
- // give the native path returned by GetNativePath() back (there might be some deallocations necessary)
- virtual void UnGetNativePath(void *WXUNUSED(p)) const {}
-
- // transforms each point of this path by the matrix
- virtual void Transform( const wxGraphicsMatrixData* matrix );
-
- // gets the bounding box enclosing all points (possibly including control points)
- virtual void GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *y) const;
-
- virtual bool Contains( wxDouble x, wxDouble y, int fillStyle = wxODDEVEN_RULE) const;
-private :
- CGMutablePathRef m_path;
-};
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsPath implementation
-//-----------------------------------------------------------------------------
-
-wxMacCoreGraphicsPathData::wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path) : wxGraphicsPathData(renderer)
-{
- if ( path )
- m_path = path;
- else
- m_path = CGPathCreateMutable();
-}
-
-wxMacCoreGraphicsPathData::~wxMacCoreGraphicsPathData()
-{
- CGPathRelease( m_path );
-}
-
-wxGraphicsObjectRefData* wxMacCoreGraphicsPathData::Clone() const
-{
- wxMacCoreGraphicsPathData* clone = new wxMacCoreGraphicsPathData(GetRenderer(),CGPathCreateMutableCopy(m_path));
- return clone ;
-}
-
-
-// opens (starts) a new subpath
-void wxMacCoreGraphicsPathData::MoveToPoint( wxDouble x1 , wxDouble y1 )
-{
- CGPathMoveToPoint( m_path , NULL , (CGFloat) x1 , (CGFloat) y1 );
-}
-
-void wxMacCoreGraphicsPathData::AddLineToPoint( wxDouble x1 , wxDouble y1 )
-{
- CGPathAddLineToPoint( m_path , NULL , (CGFloat) x1 , (CGFloat) y1 );
-}
-
-void wxMacCoreGraphicsPathData::AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y )
-{
- CGPathAddCurveToPoint( m_path , NULL , (CGFloat) cx1 , (CGFloat) cy1 , (CGFloat) cx2, (CGFloat) cy2, (CGFloat) x , (CGFloat) y );
-}
-
-void wxMacCoreGraphicsPathData::AddQuadCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble x, wxDouble y )
-{
- CGPathAddQuadCurveToPoint( m_path , NULL , (CGFloat) cx1 , (CGFloat) cy1 , (CGFloat) x , (CGFloat) y );
-}
-
-void wxMacCoreGraphicsPathData::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- CGRect cgRect = { { (CGFloat) x , (CGFloat) y } , { (CGFloat) w , (CGFloat) h } };
- CGPathAddRect( m_path , NULL , cgRect );
-}
-
-void wxMacCoreGraphicsPathData::AddCircle( wxDouble x, wxDouble y , wxDouble r )
-{
- CGPathAddArc( m_path , NULL , (CGFloat) x , (CGFloat) y , (CGFloat) r , (CGFloat) 0.0 , (CGFloat) (2 * M_PI) , true );
-}
-
-// adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle
-void wxMacCoreGraphicsPathData::AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise )
-{
- // inverse direction as we the 'normal' state is a y axis pointing down, ie mirrored to the standard core graphics setup
- CGPathAddArc( m_path, NULL , (CGFloat) x, (CGFloat) y, (CGFloat) r, (CGFloat) startAngle, (CGFloat) endAngle, !clockwise);
-}
-
-void wxMacCoreGraphicsPathData::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r )
-{
- CGPathAddArcToPoint( m_path, NULL , (CGFloat) x1, (CGFloat) y1, (CGFloat) x2, (CGFloat) y2, (CGFloat) r);
-}
-
-void wxMacCoreGraphicsPathData::AddPath( const wxGraphicsPathData* path )
-{
- CGPathAddPath( m_path , NULL, (CGPathRef) path->GetNativePath() );
-}
-
-// closes the current subpath
-void wxMacCoreGraphicsPathData::CloseSubpath()
-{
- CGPathCloseSubpath( m_path );
-}
-
-// gets the last point of the current path, (0,0) if not yet set
-void wxMacCoreGraphicsPathData::GetCurrentPoint( wxDouble* x, wxDouble* y) const
-{
- CGPoint p = CGPathGetCurrentPoint( m_path );
- *x = p.x;
- *y = p.y;
-}
-
-// transforms each point of this path by the matrix
-void wxMacCoreGraphicsPathData::Transform( const wxGraphicsMatrixData* matrix )
-{
- CGMutablePathRef p = CGPathCreateMutable() ;
- CGPathAddPath( p, (CGAffineTransform*) matrix->GetNativeMatrix() , m_path );
- CGPathRelease( m_path );
- m_path = p;
-}
-
-// gets the bounding box enclosing all points (possibly including control points)
-void wxMacCoreGraphicsPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const
-{
- CGRect bounds = CGPathGetBoundingBox( m_path ) ;
- *x = bounds.origin.x;
- *y = bounds.origin.y;
- *w = bounds.size.width;
- *h = bounds.size.height;
-}
-
-bool wxMacCoreGraphicsPathData::Contains( wxDouble x, wxDouble y, int fillStyle) const
-{
- return CGPathContainsPoint( m_path, NULL, CGPointMake((CGFloat) x,(CGFloat) y), fillStyle == wxODDEVEN_RULE );
-}
-
-//
-// Graphics Context
-//
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsContext declaration
-//-----------------------------------------------------------------------------
-
-class WXDLLEXPORT wxMacCoreGraphicsContext : public wxGraphicsContext
-{
-public:
- wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width = 0, wxDouble height = 0 );
-
- wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window );
-
- wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window );
-
- wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer);
-
- wxMacCoreGraphicsContext();
-
- ~wxMacCoreGraphicsContext();
-
- void Init();
-
- // returns the size of the graphics context in device coordinates
- virtual void GetSize( wxDouble* width, wxDouble* height);
-
- virtual void StartPage( wxDouble width, wxDouble height );
-
- virtual void EndPage();
-
- virtual void Flush();
-
- // push the current state of the context, ie the transformation matrix on a stack
- virtual void PushState();
-
- // pops a stored state from the stack
- virtual void PopState();
-
- // clips drawings to the region
- virtual void Clip( const wxRegion ®ion );
-
- // clips drawings to the rect
- virtual void Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h );
-
- // resets the clipping to original extent
- virtual void ResetClip();
-
- virtual void * GetNativeContext();
-
- bool SetLogicalFunction( int function );
- //
- // transformation
- //
-
- // translate
- virtual void Translate( wxDouble dx , wxDouble dy );
-
- // scale
- virtual void Scale( wxDouble xScale , wxDouble yScale );
-
- // rotate (radians)
- virtual void Rotate( wxDouble angle );
-
- // concatenates this transform with the current transform of this context
- virtual void ConcatTransform( const wxGraphicsMatrix& matrix );
-
- // sets the transform of this context
- virtual void SetTransform( const wxGraphicsMatrix& matrix );
-
- // gets the matrix of this context
- virtual wxGraphicsMatrix GetTransform() const;
- //
- // setting the paint
- //
-
- // strokes along a path with the current pen
- virtual void StrokePath( const wxGraphicsPath &path );
-
- // fills a path with the current brush
- virtual void FillPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE );
-
- // draws a path by first filling and then stroking
- virtual void DrawPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE );
-
- virtual bool ShouldOffset() const
- {
- int penwidth = 0 ;
- if ( !m_pen.IsNull() )
- {
- penwidth = (int)((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->GetWidth();
- if ( penwidth == 0 )
- penwidth = 1;
- }
- return ( penwidth % 2 ) == 1;
- }
- //
- // text
- //
-
- virtual void DrawText( const wxString &str, wxDouble x, wxDouble y );
-
- virtual void DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle );
-
- virtual void GetTextExtent( const wxString &text, wxDouble *width, wxDouble *height,
- wxDouble *descent, wxDouble *externalLeading ) const;
-
- virtual void GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const;
-
- //
- // image support
- //
-
- virtual void DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h );
-
- virtual void DrawBitmap( const wxGraphicsBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h );
-
- virtual void DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h );
-
- void SetNativeContext( CGContextRef cg );
-
- DECLARE_NO_COPY_CLASS(wxMacCoreGraphicsContext)
- DECLARE_DYNAMIC_CLASS(wxMacCoreGraphicsContext)
-
-private:
- void EnsureIsValid();
-
- CGContextRef m_cgContext;
- WindowRef m_windowRef;
- bool m_releaseContext;
- CGAffineTransform m_windowTransform;
- wxDouble m_width;
- wxDouble m_height;
-
- wxCFRef<HIShapeRef> m_clipRgn;
-};
-
-//-----------------------------------------------------------------------------
-// device context implementation
-//
-// more and more of the dc functionality should be implemented by calling
-// the appropricate wxMacCoreGraphicsContext, but we will have to do that step by step
-// also coordinate conversions should be moved to native matrix ops
-//-----------------------------------------------------------------------------
-
-// we always stock two context states, one at entry, to be able to preserve the
-// state we were called with, the other one after changing to HI Graphics orientation
-// (this one is used for getting back clippings etc)
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsContext implementation
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsContext, wxGraphicsContext)
-
-class wxQuartzOffsetHelper
-{
-public :
- wxQuartzOffsetHelper( CGContextRef cg , bool offset )
- {
- m_cg = cg;
- m_offset = offset;
- if ( m_offset )
- CGContextTranslateCTM( m_cg, (CGFloat) 0.5, (CGFloat) 0.5 );
- }
- ~wxQuartzOffsetHelper( )
- {
- if ( m_offset )
- CGContextTranslateCTM( m_cg, (CGFloat) -0.5, (CGFloat) -0.5 );
- }
-public :
- CGContextRef m_cg;
- bool m_offset;
-} ;
-
-void wxMacCoreGraphicsContext::Init()
-{
- m_cgContext = NULL;
- m_releaseContext = false;
- m_windowRef = NULL;
- m_width = 0;
- m_height = 0;
- CGRect r = CGRectMake(0,0,0,0);
- m_clipRgn.reset(HIShapeCreateWithRect(&r));
-}
-
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width, wxDouble height ) : wxGraphicsContext(renderer)
-{
- Init();
- SetNativeContext(cgcontext);
- m_width = width;
- m_height = height;
-}
-
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window ): wxGraphicsContext(renderer)
-{
- Init();
- m_windowRef = window;
-}
-
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ): wxGraphicsContext(renderer)
-{
- Init();
-
- int originX , originY;
- originX = originY = 0;
-
- Rect bounds = { 0,0,0,0 };
-#if defined( __LP64__ ) || defined(__WXCOCOA__)
-#else
- m_windowRef = (WindowRef) window->MacGetTopLevelWindowRef();
- window->MacWindowToRootWindow( &originX , &originY );
- GetWindowBounds( m_windowRef, kWindowContentRgn, &bounds );
-#endif
- m_windowTransform = CGAffineTransformMakeTranslation( 0 , bounds.bottom - bounds.top );
- m_windowTransform = CGAffineTransformScale( m_windowTransform , 1 , -1 );
- m_windowTransform = CGAffineTransformTranslate( m_windowTransform, originX, originY ) ;
-}
-
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext(wxGraphicsRenderer* renderer) : wxGraphicsContext(renderer)
-{
- Init();
-}
-
-wxMacCoreGraphicsContext::wxMacCoreGraphicsContext() : wxGraphicsContext(NULL)
-{
- Init();
- wxLogDebug(wxT("Illegal Constructor called"));
-}
-
-wxMacCoreGraphicsContext::~wxMacCoreGraphicsContext()
-{
- SetNativeContext(NULL);
-}
-
-void wxMacCoreGraphicsContext::GetSize( wxDouble* width, wxDouble* height)
-{
- *width = m_width;
- *height = m_height;
-}
-
-
-void wxMacCoreGraphicsContext::StartPage( wxDouble width, wxDouble height )
-{
- CGRect r;
- if ( width != 0 && height != 0)
- r = CGRectMake( (CGFloat) 0.0 , (CGFloat) 0.0 , (CGFloat) width , (CGFloat) height );
- else
- r = CGRectMake( (CGFloat) 0.0 , (CGFloat) 0.0 , (CGFloat) m_width , (CGFloat) m_height );
-
- CGContextBeginPage(m_cgContext, &r );
-// CGContextTranslateCTM( m_cgContext , 0 , height == 0 ? m_height : height );
-// CGContextScaleCTM( m_cgContext , 1 , -1 );
-}
-
-void wxMacCoreGraphicsContext::EndPage()
-{
- CGContextEndPage(m_cgContext);
-}
-
-void wxMacCoreGraphicsContext::Flush()
-{
- CGContextFlush(m_cgContext);
-}
-
-void wxMacCoreGraphicsContext::EnsureIsValid()
-{
- if ( !m_cgContext )
- {
- OSStatus status =
-#if ! ( defined( __LP64__ ) || defined(__WXCOCOA__) )
- QDBeginCGContext( GetWindowPort( m_windowRef ) , &m_cgContext );
-#else
- paramErr;
-#endif
- if ( status != noErr )
- {
- wxFAIL_MSG("Cannot nest wxDCs on the same window");
- }
-
- CGContextConcatCTM( m_cgContext, m_windowTransform );
- CGContextSaveGState( m_cgContext );
- m_releaseContext = true;
- if ( !HIShapeIsEmpty(m_clipRgn) )
- {
- // the clip region is in device coordinates, so we convert this again to user coordinates
- wxCFRef<HIMutableShapeRef> hishape( HIShapeCreateMutableCopy( m_clipRgn ) );
- CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero,m_windowTransform);
- HIShapeOffset( hishape, -transformedOrigin.x, -transformedOrigin.y );
- HIShapeReplacePathInCGContext( hishape, m_cgContext );
- CGContextClip( m_cgContext );
- }
- CGContextSaveGState( m_cgContext );
- }
-}
-
-// TODO test whether the private CGContextSetCompositeOperation works under 10.3 (using NSCompositingModes)
-
-bool wxMacCoreGraphicsContext::SetLogicalFunction( int function )
-{
- if (m_logicalFunction == function)
- return true;
-
- EnsureIsValid();
-
- bool retval = false;
- bool shouldAntiAlias = true;
- CGBlendMode mode = kCGBlendModeNormal;
-
-#if defined(__WXMAC__) && ( MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 )
- if ( UMAGetSystemVersion() >= 0x1050 )
- {
- retval = true;
- switch ( function )
- {
- // TODO find best corresponding porter duff modes
- case wxCOPY :
- mode = kCGBlendModeCopy;
- break;
- case wxCLEAR :
- mode = kCGBlendModeClear;
- break;
- case wxXOR :
- mode = kCGBlendModeXOR;
- shouldAntiAlias = false;
- break;
- default :
- retval = false;
- break;
- }
- }
- else
-#endif
- {
- if ( function == wxCOPY )
- {
- retval = true;
- }
- else if ( function == wxINVERT || function == wxXOR )
- {
- // change color to white
- mode = kCGBlendModeExclusion;
- shouldAntiAlias = false;
- retval = true;
- }
- }
-
- if (retval)
- {
- m_logicalFunction = function;
- CGContextSetBlendMode( m_cgContext, mode );
- CGContextSetShouldAntialias(m_cgContext, shouldAntiAlias);
- }
- return retval ;
-}
-
-void wxMacCoreGraphicsContext::Clip( const wxRegion ®ion )
-{
-#ifdef __WXMAC__
- if( m_cgContext )
- {
- HIShapeReplacePathInCGContext( region.GetWXHRGN() , m_cgContext );
- CGContextClip( m_cgContext );
- }
- else
- {
- // this offsetting to device coords is not really correct, but since we cannot apply affine transforms
- // to regions we try at least to have correct translations
- HIMutableShapeRef mutableShape = HIShapeCreateMutableCopy( region.GetWXHRGN() );
-
- CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero, m_windowTransform );
- HIShapeOffset( mutableShape, transformedOrigin.x, transformedOrigin.y );
- m_clipRgn.reset(mutableShape);
- }
-#endif
-}
-
-// clips drawings to the rect
-void wxMacCoreGraphicsContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- CGRect r = CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h );
- if ( m_cgContext )
- {
- CGContextClipToRect( m_cgContext, r );
- }
- else
- {
- // the clipping itself must be stored as device coordinates, otherwise
- // we cannot apply it back correctly
- r.origin= CGPointApplyAffineTransform( r.origin, m_windowTransform );
- m_clipRgn.reset(HIShapeCreateWithRect(&r));
- }
-}
-
- // resets the clipping to original extent
-void wxMacCoreGraphicsContext::ResetClip()
-{
- if ( m_cgContext )
- {
- // there is no way for clearing the clip, we can only revert to the stored
- // state, but then we have to make sure everything else is NOT restored
- CGAffineTransform transform = CGContextGetCTM( m_cgContext );
- CGContextRestoreGState( m_cgContext );
- CGContextSaveGState( m_cgContext );
- CGAffineTransform transformNew = CGContextGetCTM( m_cgContext );
- transformNew = CGAffineTransformInvert( transformNew ) ;
- CGContextConcatCTM( m_cgContext, transformNew);
- CGContextConcatCTM( m_cgContext, transform);
- }
- else
- {
- CGRect r = CGRectMake(0,0,0,0);
- m_clipRgn.reset(HIShapeCreateWithRect(&r));
- }
-}
-
-void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath &path )
-{
- if ( m_pen.IsNull() )
- return ;
-
- EnsureIsValid();
-
- wxQuartzOffsetHelper helper( m_cgContext , ShouldOffset() );
-
- ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this);
- CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
- CGContextStrokePath( m_cgContext );
-}
-
-void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath &path , int fillStyle )
-{
- 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
- wxGraphicsContext::DrawPath( path, fillStyle );
- return;
- }
-
- CGPathDrawingMode mode = kCGPathFill ;
- if ( m_brush.IsNull() )
- {
- if ( m_pen.IsNull() )
- return;
- else
- mode = kCGPathStroke;
- }
- else
- {
- if ( m_pen.IsNull() )
- {
- if ( fillStyle == wxODDEVEN_RULE )
- mode = kCGPathEOFill;
- else
- mode = kCGPathFill;
- }
- else
- {
- if ( fillStyle == wxODDEVEN_RULE )
- mode = kCGPathEOFillStroke;
- else
- mode = kCGPathFillStroke;
- }
- }
-
- EnsureIsValid();
-
- if ( !m_brush.IsNull() )
- ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this);
- if ( !m_pen.IsNull() )
- ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this);
-
- wxQuartzOffsetHelper helper( m_cgContext , ShouldOffset() );
-
- CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
- CGContextDrawPath( m_cgContext , mode );
-}
-
-void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath &path , int fillStyle )
-{
- if ( m_brush.IsNull() )
- return;
-
- EnsureIsValid();
-
- if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() )
- {
- CGContextSaveGState( m_cgContext );
- CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
- CGContextClip( m_cgContext );
- CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() );
- CGContextRestoreGState( m_cgContext);
- }
- else
- {
- ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this);
- CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
- if ( fillStyle == wxODDEVEN_RULE )
- CGContextEOFillPath( m_cgContext );
- else
- CGContextFillPath( m_cgContext );
- }
-}
-
-void wxMacCoreGraphicsContext::SetNativeContext( CGContextRef cg )
-{
- // we allow either setting or clearing but not replacing
- wxASSERT( m_cgContext == NULL || cg == NULL );
-
- if ( m_cgContext )
- {
- // TODO : when is this necessary - should we add a Flush() method ? CGContextSynchronize( m_cgContext );
- CGContextRestoreGState( m_cgContext );
- CGContextRestoreGState( m_cgContext );
- if ( m_releaseContext )
- {
-#if ! ( defined( __LP64__ ) || defined(__WXCOCOA__) )
- QDEndCGContext( GetWindowPort( m_windowRef ) , &m_cgContext);
-#endif
- }
- else
- CGContextRelease(m_cgContext);
- }
-
-
- m_cgContext = cg;
-
- // FIXME: This check is needed because currently we need to use a DC/GraphicsContext
- // in order to get font properties, like wxFont::GetPixelSize, but since we don't have
- // a native window attached to use, I create a wxGraphicsContext with a NULL CGContextRef
- // for this one operation.
-
- // When wxFont::GetPixelSize on Mac no longer needs a graphics context, this check
- // can be removed.
- if (m_cgContext)
- {
- CGContextRetain(m_cgContext);
- CGContextSaveGState( m_cgContext );
- CGContextSetTextMatrix( m_cgContext, CGAffineTransformIdentity );
- CGContextSaveGState( m_cgContext );
- m_releaseContext = false;
- }
-}
-
-void wxMacCoreGraphicsContext::Translate( wxDouble dx , wxDouble dy )
-{
- if ( m_cgContext )
- CGContextTranslateCTM( m_cgContext, (CGFloat) dx, (CGFloat) dy );
- else
- m_windowTransform = CGAffineTransformTranslate(m_windowTransform, (CGFloat) dx, (CGFloat) dy);
-}
-
-void wxMacCoreGraphicsContext::Scale( wxDouble xScale , wxDouble yScale )
-{
- if ( m_cgContext )
- CGContextScaleCTM( m_cgContext , (CGFloat) xScale , (CGFloat) yScale );
- else
- m_windowTransform = CGAffineTransformScale(m_windowTransform, (CGFloat) xScale, (CGFloat) yScale);
-}
-
-void wxMacCoreGraphicsContext::Rotate( wxDouble angle )
-{
- if ( m_cgContext )
- CGContextRotateCTM( m_cgContext , (CGFloat) angle );
- else
- m_windowTransform = CGAffineTransformRotate(m_windowTransform, (CGFloat) angle);
-}
-
-void wxMacCoreGraphicsContext::DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- wxGraphicsBitmap bitmap = GetRenderer()->CreateBitmap(bmp);
- DrawBitmap(bitmap, x, y, w, h);
-}
-
-void wxMacCoreGraphicsContext::DrawBitmap( const wxGraphicsBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- EnsureIsValid();
-#ifdef __WXMAC__
- 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 )
- {
- // is is a mask, the '1' in the mask tell where to draw the current brush
- if ( !m_brush.IsNull() )
- {
- if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() )
- {
- // TODO clip to mask
- /*
- CGContextSaveGState( m_cgContext );
- CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() );
- CGContextClip( m_cgContext );
- CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() );
- CGContextRestoreGState( m_cgContext);
- */
- }
- else
- {
- ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this);
- wxMacDrawCGImage( m_cgContext , &r , image );
- }
- }
- }
- else
- {
- wxMacDrawCGImage( m_cgContext , &r , image );
- }
-#endif
-}
-
-void wxMacCoreGraphicsContext::DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- EnsureIsValid();
-
- 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 );
-#ifdef __WXMAC__
- PlotIconRefInContext( m_cgContext , &r , kAlignNone , kTransformNone ,
- NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) );
-#endif
- CGContextRestoreGState( m_cgContext );
-}
-
-void wxMacCoreGraphicsContext::PushState()
-{
- EnsureIsValid();
-
- CGContextSaveGState( m_cgContext );
-}
-
-void wxMacCoreGraphicsContext::PopState()
-{
- EnsureIsValid();
-
- CGContextRestoreGState( m_cgContext );
-}
-
-void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y )
-{
- if ( m_font.IsNull() )
- return;
-
- EnsureIsValid();
-#if wxMAC_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
- {
- wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
- wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
- CTFontRef font = fref->GetCTFont();
- CGColorRef col = wxMacCreateCGColor( fref->GetColour() );
- CTUnderlineStyle ustyle = fref->GetUnderlined() ? kCTUnderlineStyleSingle : kCTUnderlineStyleNone ;
- wxCFRef<CFNumberRef> underlined( CFNumberCreate(NULL, kCFNumberSInt32Type, &ustyle) );
- CFStringRef keys[] = { kCTFontAttributeName , kCTForegroundColorAttributeName, kCTUnderlineStyleAttributeName };
- CFTypeRef values[] = { font, col, underlined };
- wxCFRef<CFDictionaryRef> attributes( CFDictionaryCreate(kCFAllocatorDefault, (const void**) &keys, (const void**) &values,
- WXSIZEOF( keys ), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks) );
- wxCFRef<CFAttributedStringRef> attrtext( CFAttributedStringCreate(kCFAllocatorDefault, text, attributes) );
- wxCFRef<CTLineRef> line( CTLineCreateWithAttributedString(attrtext) );
-
- y += CTFontGetAscent(font);
-
- CGContextSaveGState(m_cgContext);
- CGContextTranslateCTM(m_cgContext, x, y);
- CGContextScaleCTM(m_cgContext, 1, -1);
- CGContextSetTextPosition(m_cgContext, 0, 0);
- CTLineDraw( line, m_cgContext );
- CGContextRestoreGState(m_cgContext);
- CFRelease( col );
- return;
- }
-#endif
-#if wxMAC_USE_ATSU_TEXT
- {
- DrawText(str, x, y, 0.0);
- return;
- }
-#endif
-#if wxMAC_USE_CG_TEXT
- // TODO core graphics text implementation here
-#endif
-}
-
-void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle )
-{
- if ( m_font.IsNull() )
- return;
-
- EnsureIsValid();
-#if wxMAC_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
- {
- // default implementation takes care of rotation and calls non rotated DrawText afterwards
- wxGraphicsContext::DrawText( str, x, y, angle );
- return;
- }
-#endif
-#if wxMAC_USE_ATSU_TEXT
- {
- OSStatus status = noErr;
- ATSUTextLayout atsuLayout;
- wxMacUniCharBuffer unibuf( str );
- UniCharCount chars = unibuf.GetChars();
-
- ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
- status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
- &chars , &style , &atsuLayout );
-
- wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
-
- status = ::ATSUSetTransientFontMatching( atsuLayout , true );
- wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
-
- int iAngle = int( angle * RAD2DEG );
- if ( abs(iAngle) > 0 )
- {
- Fixed atsuAngle = IntToFixed( iAngle );
- ATSUAttributeTag atsuTags[] =
- {
- kATSULineRotationTag ,
- };
- ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- sizeof( Fixed ) ,
- };
- ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- &atsuAngle ,
- };
- status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag),
- atsuTags, atsuSizes, atsuValues );
- }
-
- {
- ATSUAttributeTag atsuTags[] =
- {
- kATSUCGContextTag ,
- };
- ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- sizeof( CGContextRef ) ,
- };
- ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- &m_cgContext ,
- };
- status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag),
- atsuTags, atsuSizes, atsuValues );
- }
-
- ATSUTextMeasurement textBefore, textAfter;
- ATSUTextMeasurement ascent, descent;
-
- status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
- &textBefore , &textAfter, &ascent , &descent );
-
- wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
-
- Rect rect;
- x += (int)(sin(angle) * FixedToInt(ascent));
- y += (int)(cos(angle) * FixedToInt(ascent));
-
- status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
- IntToFixed(x) , IntToFixed(y) , &rect );
- wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
-
- CGContextSaveGState(m_cgContext);
- CGContextTranslateCTM(m_cgContext, (CGFloat) x, (CGFloat) y);
- CGContextScaleCTM(m_cgContext, 1, -1);
- status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
- IntToFixed(0) , IntToFixed(0) );
-
- wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
-
- CGContextRestoreGState(m_cgContext);
-
- ::ATSUDisposeTextLayout(atsuLayout);
-
- return;
- }
-#endif
-#if wxMAC_USE_CG_TEXT
- // default implementation takes care of rotation and calls non rotated DrawText afterwards
- wxGraphicsContext::DrawText( str, x, y, angle );
-#endif
-}
-
-void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height,
- wxDouble *descent, wxDouble *externalLeading ) const
-{
- wxCHECK_RET( !m_font.IsNull(), wxT("wxDC(cg)::DoGetTextExtent - no valid font set") );
-
- if ( width )
- *width = 0;
- if ( height )
- *height = 0;
- if ( descent )
- *descent = 0;
- if ( externalLeading )
- *externalLeading = 0;
-
- if (str.empty())
- return;
-
-#if wxMAC_USE_CORE_TEXT
- if ( UMAGetSystemVersion() >= 0x1050 )
- {
- wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
- CTFontRef font = fref->GetCTFont();
-
- wxCFStringRef text(str, wxLocale::GetSystemEncoding() );
- CFStringRef keys[] = { kCTFontAttributeName };
- CFTypeRef values[] = { font };
- wxCFRef<CFDictionaryRef> attributes( CFDictionaryCreate(kCFAllocatorDefault, (const void**) &keys, (const void**) &values,
- WXSIZEOF( keys ), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks) );
- wxCFRef<CFAttributedStringRef> attrtext( CFAttributedStringCreate(kCFAllocatorDefault, text, attributes) );
- wxCFRef<CTLineRef> line( CTLineCreateWithAttributedString(attrtext) );
-
- CGFloat w, a, d, l;
-
- w = CTLineGetTypographicBounds(line, &a, &d, &l) ;
-
- if ( height )
- *height = a+d+l;
- if ( descent )
- *descent = d;
- if ( externalLeading )
- *externalLeading = l;
- if ( width )
- *width = w;
- return;
- }
-#endif
-#if wxMAC_USE_ATSU_TEXT
- {
- OSStatus status = noErr;
-
- ATSUTextLayout atsuLayout;
- wxMacUniCharBuffer unibuf( str );
- UniCharCount chars = unibuf.GetChars();
-
- ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
- status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
- &chars , &style , &atsuLayout );
-
- wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
-
- status = ::ATSUSetTransientFontMatching( atsuLayout , true );
- wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
-
- ATSUTextMeasurement textBefore, textAfter;
- ATSUTextMeasurement textAscent, textDescent;
-
- status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
- &textBefore , &textAfter, &textAscent , &textDescent );
-
- if ( height )
- *height = FixedToInt(textAscent + textDescent);
- if ( descent )
- *descent = FixedToInt(textDescent);
- if ( externalLeading )
- *externalLeading = 0;
- if ( width )
- *width = FixedToInt(textAfter - textBefore);
-
- ::ATSUDisposeTextLayout(atsuLayout);
-
- return;
- }
-#endif
-#if wxMAC_USE_CG_TEXT
- // TODO core graphics text implementation here
-#endif
-}
-
-void wxMacCoreGraphicsContext::GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const
-{
- widths.Empty();
- widths.Add(0, text.length());
-
- if (text.empty())
- return;
-
-#if wxMAC_USE_CORE_TEXT
- {
- wxMacCoreGraphicsFontData* fref = (wxMacCoreGraphicsFontData*)m_font.GetRefData();
- CTFontRef font = fref->GetCTFont();
-
- wxCFStringRef t(text, wxLocale::GetSystemEncoding() );
- CFStringRef keys[] = { kCTFontAttributeName };
- CFTypeRef values[] = { font };
- wxCFRef<CFDictionaryRef> attributes( CFDictionaryCreate(kCFAllocatorDefault, (const void**) &keys, (const void**) &values,
- WXSIZEOF( keys ), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks) );
- wxCFRef<CFAttributedStringRef> attrtext( CFAttributedStringCreate(kCFAllocatorDefault, t, attributes) );
- wxCFRef<CTLineRef> line( CTLineCreateWithAttributedString(attrtext) );
-
- int chars = text.length();
- for ( int pos = 0; pos < (int)chars; pos ++ )
- {
- widths[pos] = CTLineGetOffsetForStringIndex( line, pos+1 , NULL )+0.5;
- }
-
- return;
- }
-#endif
-#if wxMAC_USE_ATSU_TEXT
- {
- OSStatus status = noErr;
- ATSUTextLayout atsuLayout;
- wxMacUniCharBuffer unibuf( text );
- UniCharCount chars = unibuf.GetChars();
-
- ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle());
- status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
- &chars , &style , &atsuLayout );
-
- wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
-
- status = ::ATSUSetTransientFontMatching( atsuLayout , true );
- wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
-
-// new implementation from JS, keep old one just in case
-#if 0
- for ( int pos = 0; pos < (int)chars; pos ++ )
- {
- unsigned long actualNumberOfBounds = 0;
- ATSTrapezoid glyphBounds;
-
- // We get a single bound, since the text should only require one. If it requires more, there is an issue
- OSStatus result;
- result = ATSUGetGlyphBounds( atsuLayout, 0, 0, kATSUFromTextBeginning, pos + 1,
- kATSUseDeviceOrigins, 1, &glyphBounds, &actualNumberOfBounds );
- if (result != noErr || actualNumberOfBounds != 1 )
- return;
-
- widths[pos] = FixedToInt( glyphBounds.upperRight.x - glyphBounds.upperLeft.x );
- //unsigned char uch = s[i];
- }
-#else
- ATSLayoutRecord *layoutRecords = NULL;
- ItemCount glyphCount = 0;
-
- // Get the glyph extents
- OSStatus err = ::ATSUDirectGetLayoutDataArrayPtrFromTextLayout(atsuLayout,
- 0,
- kATSUDirectDataLayoutRecordATSLayoutRecordCurrent,
- (void **)
- &layoutRecords,
- &glyphCount);
- wxASSERT(glyphCount == (text.length()+1));
-
- if ( err == noErr && glyphCount == (text.length()+1))
- {
- for ( int pos = 1; pos < (int)glyphCount ; pos ++ )
- {
- widths[pos-1] = FixedToInt( layoutRecords[pos].realPos );
- }
- }
-
- ::ATSUDirectReleaseLayoutDataArrayPtr(NULL,
- kATSUDirectDataLayoutRecordATSLayoutRecordCurrent,
- (void **) &layoutRecords);
-#endif
- ::ATSUDisposeTextLayout(atsuLayout);
- }
-#endif
-#if wxMAC_USE_CG_TEXT
- // TODO core graphics text implementation here
-#endif
-}
-
-void * wxMacCoreGraphicsContext::GetNativeContext()
-{
- return m_cgContext;
-}
-
-// concatenates this transform with the current transform of this context
-void wxMacCoreGraphicsContext::ConcatTransform( const wxGraphicsMatrix& matrix )
-{
- if ( m_cgContext )
- CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix());
- else
- m_windowTransform = CGAffineTransformConcat(m_windowTransform, *(CGAffineTransform*) matrix.GetNativeMatrix());
-}
-
-// sets the transform of this context
-void wxMacCoreGraphicsContext::SetTransform( const wxGraphicsMatrix& matrix )
-{
- if ( m_cgContext )
- {
- CGAffineTransform transform = CGContextGetCTM( m_cgContext );
- transform = CGAffineTransformInvert( transform ) ;
- CGContextConcatCTM( m_cgContext, transform);
- CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix());
- }
- else
- {
- m_windowTransform = *(CGAffineTransform*) matrix.GetNativeMatrix();
- }
-}
-
-// gets the matrix of this context
-wxGraphicsMatrix wxMacCoreGraphicsContext::GetTransform() const
-{
- wxGraphicsMatrix m = CreateMatrix();
- *((CGAffineTransform*) m.GetNativeMatrix()) = ( m_cgContext == NULL ? m_windowTransform :
- CGContextGetCTM( m_cgContext ));
- return m;
-}
-
-//
-// Renderer
-//
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsRenderer declaration
-//-----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_CORE wxMacCoreGraphicsRenderer : public wxGraphicsRenderer
-{
-public :
- wxMacCoreGraphicsRenderer() {}
-
- virtual ~wxMacCoreGraphicsRenderer() {}
-
- // Context
-
- virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc);
- virtual wxGraphicsContext * CreateContext( const wxMemoryDC& dc);
- virtual wxGraphicsContext * CreateContext( const wxPrinterDC& dc);
-
- virtual wxGraphicsContext * CreateContextFromNativeContext( void * context );
-
- virtual wxGraphicsContext * CreateContextFromNativeWindow( void * window );
-
- virtual wxGraphicsContext * CreateContext( wxWindow* window );
-
- virtual wxGraphicsContext * CreateMeasuringContext();
-
- // Path
-
- virtual wxGraphicsPath CreatePath();
-
- // Matrix
-
- virtual wxGraphicsMatrix CreateMatrix( wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0,
- wxDouble tx=0.0, wxDouble ty=0.0);
-
-
- virtual wxGraphicsPen CreatePen(const wxPen& pen) ;
-
- 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,
- 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,
- const wxColour &oColor, const wxColour &cColor) ;
-
- // sets the font
- virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ;
-
- // create a native bitmap representation
- virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap ) ;
-
- // create a native bitmap representation
- virtual wxGraphicsBitmap CreateSubBitmap( const wxGraphicsBitmap &bitmap, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) ;
-private :
- DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsRenderer)
-} ;
-
-//-----------------------------------------------------------------------------
-// wxMacCoreGraphicsRenderer implementation
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsRenderer,wxGraphicsRenderer)
-
-static wxMacCoreGraphicsRenderer gs_MacCoreGraphicsRenderer;
-
-wxGraphicsRenderer* wxGraphicsRenderer::GetDefaultRenderer()
-{
- return &gs_MacCoreGraphicsRenderer;
-}
-
-#ifdef __WXCOCOA__
-extern CGContextRef wxMacGetContextFromCurrentNSContext() ;
-#endif
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( const wxWindowDC& dc )
-{
- const wxDCImpl* impl = dc.GetImpl();
- wxWindowDCImpl *win_impl = wxDynamicCast( impl, wxWindowDCImpl );
- if (win_impl)
- {
- int w, h;
- win_impl->GetSize( &w, &h );
- CGContextRef cgctx = 0;
-#ifdef __WXMAC__
- cgctx = (CGContextRef)(win_impl->GetWindow()->MacGetCGContextRef());
-#else
- cgctx = wxMacGetContextFromCurrentNSContext() ;
-#endif
- return new wxMacCoreGraphicsContext( this, cgctx, (wxDouble) w, (wxDouble) h );
- }
- return NULL;
-}
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( const wxMemoryDC& dc )
-{
-#ifdef __WXMAC__
- const wxDCImpl* impl = dc.GetImpl();
- wxMemoryDCImpl *mem_impl = wxDynamicCast( impl, wxMemoryDCImpl );
- if (mem_impl)
- {
- int w, h;
- mem_impl->GetSize( &w, &h );
- return new wxMacCoreGraphicsContext( this,
- (CGContextRef)(mem_impl->GetGraphicsContext()->GetNativeContext()), (wxDouble) w, (wxDouble) h );
- }
-#endif
- return NULL;
-}
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( const wxPrinterDC& dc )
-{
-#ifdef __WXMAC__
- const wxDCImpl* impl = dc.GetImpl();
- wxPrinterDCImpl *print_impl = wxDynamicCast( impl, wxPrinterDCImpl );
- if (print_impl)
- {
- int w, h;
- print_impl->GetSize( &w, &h );
- return new wxMacCoreGraphicsContext( this,
- (CGContextRef)(print_impl->GetGraphicsContext()->GetNativeContext()), (wxDouble) w, (wxDouble) h );
- }
-#endif
- return NULL;
-}
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeContext( void * context )
-{
- return new wxMacCoreGraphicsContext(this,(CGContextRef)context);
-}
-
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeWindow( void * window )
-{
- return new wxMacCoreGraphicsContext(this,(WindowRef)window);
-}
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( wxWindow* window )
-{
- return new wxMacCoreGraphicsContext(this, window );
-}
-
-wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateMeasuringContext()
-{
- return new wxMacCoreGraphicsContext(this);
-}
-
-// Path
-
-wxGraphicsPath wxMacCoreGraphicsRenderer::CreatePath()
-{
- wxGraphicsPath m;
- m.SetRefData( new wxMacCoreGraphicsPathData(this));
- return m;
-}
-
-
-// Matrix
-
-wxGraphicsMatrix wxMacCoreGraphicsRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d,
- wxDouble tx, wxDouble ty)
-{
- wxGraphicsMatrix m;
- wxMacCoreGraphicsMatrixData* data = new wxMacCoreGraphicsMatrixData( this );
- data->Set( a,b,c,d,tx,ty ) ;
- m.SetRefData(data);
- return m;
-}
-
-wxGraphicsPen wxMacCoreGraphicsRenderer::CreatePen(const wxPen& pen)
-{
- if ( !pen.Ok() || pen.GetStyle() == wxTRANSPARENT )
- return wxNullGraphicsPen;
- else
- {
- wxGraphicsPen p;
- p.SetRefData(new wxMacCoreGraphicsPenData( this, pen ));
- return p;
- }
-}
-
-wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateBrush(const wxBrush& brush )
-{
- if ( !brush.Ok() || brush.GetStyle() == wxTRANSPARENT )
- return wxNullGraphicsBrush;
- else
- {
- wxGraphicsBrush p;
- p.SetRefData(new wxMacCoreGraphicsBrushData( this, brush ));
- return p;
- }
-}
-
-wxGraphicsBitmap wxMacCoreGraphicsRenderer::CreateBitmap( const wxBitmap& bmp )
-{
- if ( bmp.Ok() )
- {
- wxGraphicsBitmap p;
-#ifdef __WXMAC__
- p.SetRefData(new wxMacCoreGraphicsBitmapData( this , bmp.CreateCGImage(), bmp.GetDepth() == 1 ) );
-#endif
- return p;
- }
- else
- return wxNullGraphicsBitmap;
-}
-
-wxGraphicsBitmap wxMacCoreGraphicsRenderer::CreateSubBitmap( const wxGraphicsBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
-{
- wxMacCoreGraphicsBitmapData* refdata =static_cast<wxMacCoreGraphicsBitmapData*>(bmp.GetRefData());
- CGImageRef img = refdata->GetBitmap();
- if ( img )
- {
- wxGraphicsBitmap p;
- CGImageRef subimg = CGImageCreateWithImageInRect(img,CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h ));
- p.SetRefData(new wxMacCoreGraphicsBitmapData( this , subimg, refdata->IsMonochrome() ) );
- return p;
- }
- else
- return wxNullGraphicsBitmap;
-}
-
-// 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,
- const wxColour&c1, const wxColour&c2)
-{
- 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,
- const wxColour &oColor, const wxColour &cColor)
-{
- 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 )
-{
- if ( font.Ok() )
- {
- wxGraphicsFont p;
- p.SetRefData(new wxMacCoreGraphicsFontData( this , font, col ));
- return p;
- }
- else
- return wxNullGraphicsFont;
-}
-
-//
-// CoreGraphics Helper Methods
-//
-
-// Data Providers and Consumers
-
-size_t UMAPutBytesCFRefCallback( void *info, const void *bytes, size_t count )
-{
- CFMutableDataRef data = (CFMutableDataRef) info;
- if ( data )
- {
- CFDataAppendBytes( data, (const UInt8*) bytes, count );
- }
- return count;
-}
-
-void wxMacReleaseCFDataProviderCallback(void *info,
- const void *WXUNUSED(data),
- size_t WXUNUSED(count))
-{
- if ( info )
- CFRelease( (CFDataRef) info );
-}
-
-void wxMacReleaseCFDataConsumerCallback( void *info )
-{
- if ( info )
- CFRelease( (CFDataRef) info );
-}
-
-CGDataProviderRef wxMacCGDataProviderCreateWithCFData( CFDataRef data )
-{
- if ( data == NULL )
- return NULL;
-
- return CGDataProviderCreateWithCFData( data );
-}
-
-CGDataConsumerRef wxMacCGDataConsumerCreateWithCFData( CFMutableDataRef data )
-{
- if ( data == NULL )
- return NULL;
-
- return CGDataConsumerCreateWithCFData( data );
-}
-
-void
-wxMacReleaseMemoryBufferProviderCallback(void *info,
- const void * WXUNUSED_UNLESS_DEBUG(data),
- size_t WXUNUSED(size))
-{
- wxMemoryBuffer* membuf = (wxMemoryBuffer*) info ;
-
- wxASSERT( data == membuf->GetData() ) ;
-
- delete membuf ;
-}
-
-CGDataProviderRef wxMacCGDataProviderCreateWithMemoryBuffer( const wxMemoryBuffer& buf )
-{
- wxMemoryBuffer* b = new wxMemoryBuffer( buf );
- if ( b->GetDataLen() == 0 )
- return NULL;
-
- return CGDataProviderCreateWithData( b , (const void *) b->GetData() , b->GetDataLen() ,
- wxMacReleaseMemoryBufferProviderCallback );
-}
projects / wxWidgets.git / blobdiff