// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#include "wx/wxprec.h"
-
-#include "wx/dc.h"
-
-#if wxMAC_USE_CORE_GRAPHICS
-
-#ifndef WX_PRECOMP
- #include "wx/log.h"
- #include "wx/dcmemory.h"
- #include "wx/region.h"
-#endif
-
-#include "wx/mac/uma.h"
-
-#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
-
-#include "wx/mac/private.h"
-
-
-#ifndef wxMAC_USE_CORE_GRAPHICS_BLEND_MODES
-#define wxMAC_USE_CORE_GRAPHICS_BLEND_MODES 0
-#endif
-
-#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
-typedef float CGFloat ;
-#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;
-
-#ifndef __LP64__
-
-// TODO: update
-// The textctrl implementation still needs that (needs what?) for the non-HIView implementation
-//
-wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
- wxMacPortSaver( (GrafPtr) GetWindowPort( (WindowRef) win->MacGetTopLevelWindowRef() ) )
-{
- m_newPort = (GrafPtr) GetWindowPort( (WindowRef) win->MacGetTopLevelWindowRef() ) ;
- m_formerClip = NewRgn() ;
- m_newClip = NewRgn() ;
- GetClip( m_formerClip ) ;
-
- if ( win )
- {
- // guard against half constructed objects, this just leads to a empty clip
- if ( win->GetPeer() )
- {
- int x = 0 , y = 0;
- win->MacWindowToRootWindow( &x, &y ) ;
-
- // get area including focus rect
- CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
- if ( !EmptyRgn( m_newClip ) )
- OffsetRgn( m_newClip , x , y ) ;
- }
-
- SetClip( m_newClip ) ;
- }
-}
-
-wxMacWindowClipper::~wxMacWindowClipper()
-{
- SetPort( m_newPort ) ;
- SetClip( m_formerClip ) ;
- DisposeRgn( m_newClip ) ;
- DisposeRgn( m_formerClip ) ;
-}
-
-wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
- wxMacWindowClipper( win )
-{
- // the port is already set at this point
- m_newPort = (GrafPtr) GetWindowPort( (WindowRef) win->MacGetTopLevelWindowRef() ) ;
- GetThemeDrawingState( &m_themeDrawingState ) ;
-}
-
-wxMacWindowStateSaver::~wxMacWindowStateSaver()
-{
- SetPort( m_newPort ) ;
- SetThemeDrawingState( m_themeDrawingState , true ) ;
-}
-
-// minimal implementation only used for appearance drawing < 10.3
-
-#ifndef wxMAC_USE_CORE_GRAPHICS
-wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
- m_ph( (GrafPtr) dc->m_macPort )
-{
- wxASSERT( dc->Ok() ) ;
- m_dc = dc ;
-
-// dc->MacSetupPort(&m_ph) ;
-}
-
-wxMacPortSetter::~wxMacPortSetter()
-{
-// m_dc->MacCleanupPort(&m_ph) ;
-}
-
-#endif
-
-#endif
-
-//-----------------------------------------------------------------------------
-// Local functions
-//-----------------------------------------------------------------------------
-
-static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
-
-//-----------------------------------------------------------------------------
-// device context implementation
-//
-// more and more of the dc functionality should be implemented by calling
-// the appropricate wxMacCGContext, 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)
-
-//-----------------------------------------------------------------------------
-// wxGraphicPath implementation
-//-----------------------------------------------------------------------------
-
-#if !wxUSE_GRAPHICS_CONTEXT
-
-IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
-
-wxMacCGPath::wxMacCGPath()
-{
- m_path = CGPathCreateMutable() ;
-}
-
-wxMacCGPath::~wxMacCGPath()
-{
- CGPathRelease( m_path ) ;
-}
-
-// opens (starts) a new subpath
-void wxMacCGPath::MoveToPoint( wxCoord x1 , wxCoord y1 )
-{
- CGPathMoveToPoint( m_path , NULL , x1 , y1 ) ;
-}
-
-void wxMacCGPath::AddLineToPoint( wxCoord x1 , wxCoord y1 )
-{
- CGPathAddLineToPoint( m_path , NULL , x1 , y1 ) ;
-}
-
-void wxMacCGPath::AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 )
-{
- CGPathAddQuadCurveToPoint( m_path , NULL , cx1 , cy1 , x1 , y1 );
-}
-
-void wxMacCGPath::AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h )
-{
- CGRect cgRect = { { x , y } , { w , h } } ;
- CGPathAddRect( m_path , NULL , cgRect ) ;
-}
-
-void wxMacCGPath::AddCircle( wxCoord x, wxCoord y , wxCoord r )
-{
- CGPathAddArc( m_path , NULL , x , y , r , 0.0 , 2 * M_PI , true ) ;
-}
-
-// closes the current subpath
-void wxMacCGPath::CloseSubpath()
-{
- CGPathCloseSubpath( m_path ) ;
-}
-
-CGPathRef wxMacCGPath::GetPath() const
-{
- return m_path ;
-}
-
-void wxMacCGPath::AddArcToPoint( wxCoord x1, wxCoord y1 , wxCoord x2, wxCoord y2, wxCoord r )
-{
- CGPathAddArcToPoint( m_path, NULL , x1, y1, x2, y2, r);
-}
-
-void wxMacCGPath::AddArc( wxCoord x, wxCoord y, wxCoord r, double startAngle, double endAngle, bool clockwise )
-{
- CGPathAddArc( m_path, NULL , x, y, r, startAngle, endAngle, clockwise);
-}
-
-//-----------------------------------------------------------------------------
-// wxGraphicContext implementation
-//-----------------------------------------------------------------------------
-
-wxMacCGContext::wxMacCGContext( CGrafPtr port )
-{
- m_qdPort = port ;
- m_cgContext = NULL ;
- m_mode = kCGPathFill;
- m_macATSUIStyle = NULL ;
-}
-
-wxMacCGContext::wxMacCGContext( CGContextRef cgcontext )
-{
- m_qdPort = NULL ;
- m_cgContext = cgcontext ;
- m_mode = kCGPathFill;
- m_macATSUIStyle = NULL ;
- CGContextSaveGState( m_cgContext ) ;
- CGContextSaveGState( m_cgContext ) ;
-}
-
-wxMacCGContext::wxMacCGContext()
-{
- m_qdPort = NULL ;
- m_cgContext = NULL ;
- m_mode = kCGPathFill;
- m_macATSUIStyle = NULL ;
-}
-
-wxMacCGContext::~wxMacCGContext()
-{
- if ( m_cgContext )
- {
- CGContextSynchronize( m_cgContext ) ;
- CGContextRestoreGState( m_cgContext ) ;
- CGContextRestoreGState( m_cgContext ) ;
- }
-#ifndef __LP64__
- if ( m_qdPort )
- QDEndCGContext( m_qdPort, &m_cgContext ) ;
-#endif
-}
-
-
-void wxMacCGContext::Clip( const wxRegion ®ion )
-{
-// ClipCGContextToRegion ( m_cgContext, &bounds , (RgnHandle) dc->m_macCurrentClipRgn ) ;
-}
-
-void wxMacCGContext::StrokePath( const wxGraphicPath *p )
-{
- const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
-
- int width = m_pen.GetWidth();
- if ( width == 0 )
- width = 1 ;
- if ( m_pen.GetStyle() == wxTRANSPARENT )
- width = 0 ;
-
- bool offset = ( width % 2 ) == 1 ;
-
- if ( offset )
- CGContextTranslateCTM( m_cgContext, 0.5, 0.5 );
-
- CGContextAddPath( m_cgContext , path->GetPath() ) ;
- CGContextStrokePath( m_cgContext ) ;
-
- if ( offset )
- CGContextTranslateCTM( m_cgContext, -0.5, -0.5 );
-}
-
-void wxMacCGContext::DrawPath( const wxGraphicPath *p , int fillStyle )
-{
- const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
- CGPathDrawingMode mode = m_mode ;
-
- if ( fillStyle == wxODDEVEN_RULE )
- {
- if ( mode == kCGPathFill )
- mode = kCGPathEOFill ;
- else if ( mode == kCGPathFillStroke )
- mode = kCGPathEOFillStroke ;
- }
-
- int width = m_pen.GetWidth();
- if ( width == 0 )
- width = 1 ;
- if ( m_pen.GetStyle() == wxTRANSPARENT )
- width = 0 ;
-
- bool offset = ( width % 2 ) == 1 ;
-
- if ( offset )
- CGContextTranslateCTM( m_cgContext, 0.5, 0.5 );
-
- CGContextAddPath( m_cgContext , path->GetPath() ) ;
- CGContextDrawPath( m_cgContext , mode ) ;
-
- if ( offset )
- CGContextTranslateCTM( m_cgContext, -0.5, -0.5 );
-}
-
-void wxMacCGContext::FillPath( const wxGraphicPath *p , const wxColor &fillColor , int fillStyle )
-{
- const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
- CGContextSaveGState( m_cgContext ) ;
-
- RGBColor col = MAC_WXCOLORREF( fillColor.GetPixel() ) ;
- CGContextSetRGBFillColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
- CGPathDrawingMode mode = kCGPathFill ;
-
- if ( fillStyle == wxODDEVEN_RULE )
- mode = kCGPathEOFill ;
-
- CGContextBeginPath( m_cgContext ) ;
- CGContextAddPath( m_cgContext , path->GetPath() ) ;
- CGContextClosePath( m_cgContext ) ;
- CGContextDrawPath( m_cgContext , mode ) ;
-
- CGContextRestoreGState( m_cgContext ) ;
-}
-
-wxGraphicPath* wxMacCGContext::CreatePath()
-{
- // make sure that we now have a real cgref, before doing
- // anything with paths
- CGContextRef cg = GetNativeContext() ;
- cg = NULL ;
-
- return new wxMacCGPath() ;
-}
-
-// in case we only got a QDPort only create a cgref now
-
-CGContextRef wxMacCGContext::GetNativeContext()
-{
- if ( m_cgContext == NULL )
- {
- Rect bounds ;
- OSStatus status = noErr;
-#ifndef __LP64__
- GetPortBounds( (CGrafPtr) m_qdPort , &bounds ) ;
- status = QDBeginCGContext((CGrafPtr) m_qdPort , &m_cgContext) ;
-#endif
- CGContextSaveGState( m_cgContext ) ;
-
- wxASSERT_MSG( status == noErr , wxT("Cannot nest wxDCs on the same window") ) ;
-
- CGContextTranslateCTM( m_cgContext , 0 , bounds.bottom - bounds.top ) ;
- CGContextScaleCTM( m_cgContext , 1 , -1 ) ;
-
- CGContextSaveGState( m_cgContext ) ;
- SetPen( m_pen ) ;
- SetBrush( m_brush ) ;
- }
-
- return m_cgContext ;
-}
-
-void wxMacCGContext::SetNativeContext( CGContextRef cg )
-{
- // we allow either setting or clearing but not replacing
- wxASSERT( m_cgContext == NULL || cg == NULL ) ;
-
- if ( cg )
- CGContextSaveGState( cg ) ;
- m_cgContext = cg ;
-}
-
-void wxMacCGContext::Translate( wxCoord dx , wxCoord dy )
-{
- CGContextTranslateCTM( m_cgContext, dx, dy );
-}
-
-void wxMacCGContext::Scale( wxCoord xScale , wxCoord yScale )
-{
- CGContextScaleCTM( m_cgContext , xScale , yScale ) ;
-}
-
-void wxMacCGContext::DrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h )
-{
- CGImageRef image = (CGImageRef)( bmp.CGImageCreate() ) ;
- HIRect r = CGRectMake( 0 , 0 , w , h );
-
- CGContextSaveGState( m_cgContext );
- CGContextTranslateCTM( m_cgContext, x , y + h );
- CGContextScaleCTM( m_cgContext, 1, -1 );
-
- // in case image is a mask, set the foreground color
- CGContextSetRGBFillColor( m_cgContext , m_textForegroundColor.Red() / 255.0 , m_textForegroundColor.Green() / 255.0 ,
- m_textForegroundColor.Blue() / 255.0 , m_textForegroundColor.Alpha() / 255.0 ) ;
- CGContextDrawImage( m_cgContext, r, image );
- CGContextRestoreGState( m_cgContext );
-
- CGImageRelease( image ) ;
-}
-
-void wxMacCGContext::DrawIcon( const wxIcon &icon, wxCoord x, wxCoord y, wxCoord w, wxCoord h )
-{
- CGRect r = CGRectMake( 0 , 0 , w , h ) ;
- CGContextSaveGState( m_cgContext );
- CGContextTranslateCTM( m_cgContext, x , y + h );
- CGContextScaleCTM( m_cgContext, 1, -1 );
- PlotIconRefInContext( m_cgContext , &r , kAlignNone , kTransformNone ,
- NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ;
- CGContextRestoreGState( m_cgContext ) ;
-}
-
-void wxMacCGContext::PushState()
-{
- CGContextSaveGState( m_cgContext );
-}
-
-void wxMacCGContext::PopState()
-{
- CGContextRestoreGState( m_cgContext );
-}
-
-void wxMacCGContext::SetTextColor( const wxColour &col )
-{
- m_textForegroundColor = col ;
-}
-
-#pragma mark -
-#pragma mark wxMacCGPattern, ImagePattern, HatchPattern classes
-
-// CGPattern wrapper class: always allocate on heap, never call destructor
-
-class wxMacCGPattern
-{
-public :
- wxMacCGPattern() {}
-
- // 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 ~wxMacCGPattern()
- {
- // as this is called only when the m_patternRef is been released;
- // don't release it again
- }
-
- static void _Render( void *info, CGContextRef ctxRef )
- {
- wxMacCGPattern* self = (wxMacCGPattern*) info ;
- if ( self && ctxRef )
- self->Render( ctxRef ) ;
- }
-
- static void _Dispose( void *info )
- {
- wxMacCGPattern* self = (wxMacCGPattern*) info ;
- delete self ;
- }
-
- CGPatternRef m_patternRef ;
-
- static const CGPatternCallbacks ms_Callbacks ;
-} ;
-
-const CGPatternCallbacks wxMacCGPattern::ms_Callbacks = { 0, &wxMacCGPattern::_Render, &wxMacCGPattern::_Dispose };
-
-class ImagePattern : public wxMacCGPattern
-{
-public :
- ImagePattern( const wxBitmap* bmp , const CGAffineTransform& transform )
- {
- wxASSERT( bmp && bmp->Ok() ) ;
-
- Init( (CGImageRef) bmp->CGImageCreate() , transform ) ;
- }
-
- // 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)
- HIViewDrawCGImage( ctxRef, &m_imageBounds, m_image );
- }
-
-protected :
- void Init( CGImageRef image, const CGAffineTransform& transform )
- {
- m_image = image ;
- if ( m_image )
- {
- m_imageBounds = CGRectMake( 0.0, 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 , &wxMacCGPattern::ms_Callbacks ) ;
- }
- }
-
- virtual ~ImagePattern()
- {
- if ( m_image )
- CGImageRelease( m_image ) ;
- }
-
- CGImageRef m_image ;
- CGRect m_imageBounds ;
-} ;
-
-class HatchPattern : public wxMacCGPattern
-{
-public :
- HatchPattern( int hatchstyle, const CGAffineTransform& transform )
- {
- m_hatch = hatchstyle ;
- m_imageBounds = CGRectMake( 0.0, 0.0, 8.0 , 8.0 ) ;
- m_patternRef = CGPatternCreate(
- this , m_imageBounds, transform ,
- m_imageBounds.size.width, m_imageBounds.size.height,
- kCGPatternTilingNoDistortion, false , &wxMacCGPattern::ms_Callbacks ) ;
- }
-
- void StrokeLineSegments( CGContextRef ctxRef , const CGPoint pts[] , size_t count )
- {
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
- if ( UMAGetSystemVersion() >= 0x1040 )
- {
- CGContextStrokeLineSegments( ctxRef , pts , count ) ;
- }
- else
-#endif
- {
- CGContextBeginPath( ctxRef );
- for (size_t i = 0; i < count; i += 2)
- {
- CGContextMoveToPoint(ctxRef, pts[i].x, pts[i].y);
- CGContextAddLineToPoint(ctxRef, pts[i+1].x, pts[i+1].y);
- }
- CGContextStrokePath(ctxRef);
- }
- }
-
- virtual void Render( CGContextRef ctxRef )
- {
- switch ( m_hatch )
- {
- case wxBDIAGONAL_HATCH :
- {
- CGPoint pts[] =
- {
- { 8.0 , 0.0 } , { 0.0 , 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 2 ) ;
- }
- break ;
-
- case wxCROSSDIAG_HATCH :
- {
- CGPoint pts[] =
- {
- { 0.0 , 0.0 } , { 8.0 , 8.0 } ,
- { 8.0 , 0.0 } , { 0.0 , 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 4 ) ;
- }
- break ;
-
- case wxFDIAGONAL_HATCH :
- {
- CGPoint pts[] =
- {
- { 0.0 , 0.0 } , { 8.0 , 8.0 }
- };
- StrokeLineSegments( ctxRef , pts , 2 ) ;
- }
- break ;
-
- case wxCROSS_HATCH :
- {
- CGPoint pts[] =
- {
- { 0.0 , 4.0 } , { 8.0 , 4.0 } ,
- { 4.0 , 0.0 } , { 4.0 , 8.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 4 ) ;
- }
- break ;
-
- case wxHORIZONTAL_HATCH :
- {
- CGPoint pts[] =
- {
- { 0.0 , 4.0 } , { 8.0 , 4.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 2 ) ;
- }
- break ;
-
- case wxVERTICAL_HATCH :
- {
- CGPoint pts[] =
- {
- { 4.0 , 0.0 } , { 4.0 , 8.0 } ,
- };
- StrokeLineSegments( ctxRef , pts , 2 ) ;
- }
- break ;
-
- default:
- break;
- }
- }
-
-protected :
- virtual ~HatchPattern() {}
-
- CGRect m_imageBounds ;
- int m_hatch ;
-};
-
-#pragma mark -
-
-void wxMacCGContext::SetPen( const wxPen &pen )
-{
- m_pen = pen ;
- if ( m_cgContext == NULL )
- return ;
-
- bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
- bool stroke = pen.GetStyle() != wxTRANSPARENT ;
-
-#if 0
- // we can benchmark performance; should go into a setting eventually
- CGContextSetShouldAntialias( m_cgContext , false ) ;
-#endif
-
- if ( fill || stroke )
- {
- // set up brushes
- m_mode = kCGPathFill ; // just a default
-
- if ( stroke )
- {
- CGContextSetRGBStrokeColor( m_cgContext , pen.GetColour().Red() / 255.0 , pen.GetColour().Green() / 255.0 ,
- pen.GetColour().Blue() / 255.0 , pen.GetColour().Alpha() / 255.0 ) ;
-
- // TODO: * m_dc->m_scaleX
- CGFloat penWidth = pen.GetWidth();
- if (penWidth <= 0.0)
- penWidth = 0.1;
- CGContextSetLineWidth( m_cgContext , penWidth ) ;
-
- CGLineCap cap ;
- switch ( pen.GetCap() )
- {
- case wxCAP_ROUND :
- cap = kCGLineCapRound ;
- break ;
-
- case wxCAP_PROJECTING :
- cap = kCGLineCapSquare ;
- break ;
-
- case wxCAP_BUTT :
- cap = kCGLineCapButt ;
- break ;
-
- default :
- cap = kCGLineCapButt ;
- break ;
- }
-
- CGLineJoin join ;
- switch ( pen.GetJoin() )
- {
- case wxJOIN_BEVEL :
- join = kCGLineJoinBevel ;
- break ;
-
- case wxJOIN_MITER :
- join = kCGLineJoinMiter ;
- break ;
-
- case wxJOIN_ROUND :
- join = kCGLineJoinRound ;
- break ;
-
- default :
- join = kCGLineJoinMiter ;
- break;
- }
-
- m_mode = kCGPathStroke ;
- int count = 0 ;
-
- const CGFloat *lengths = NULL ;
- CGFloat *userLengths = NULL ;
-
- const CGFloat dashUnit = penWidth < 1.0 ? 1.0 : penWidth;
-
- const CGFloat dotted[] = { dashUnit , dashUnit + 2.0 };
- const CGFloat short_dashed[] = { 9.0 , 6.0 };
- const CGFloat dashed[] = { 19.0 , 9.0 };
- const CGFloat dotted_dashed[] = { 9.0 , 6.0 , 3.0 , 3.0 };
-
- switch ( pen.GetStyle() )
- {
- case wxSOLID :
- break ;
-
- case wxDOT :
- lengths = dotted ;
- count = WXSIZEOF(dotted);
- break ;
-
- case wxLONG_DASH :
- lengths = dashed ;
- count = WXSIZEOF(dashed) ;
- break ;
-
- case wxSHORT_DASH :
- lengths = short_dashed ;
- count = WXSIZEOF(short_dashed) ;
- break ;
-
- case wxDOT_DASH :
- lengths = dotted_dashed ;
- count = WXSIZEOF(dotted_dashed);
- break ;
-
- case wxUSER_DASH :
- wxDash *dashes ;
- count = pen.GetDashes( &dashes ) ;
- if ((dashes != NULL) && (count > 0))
- {
- userLengths = new CGFloat[count] ;
- for ( int i = 0 ; i < count ; ++i )
- {
- userLengths[i] = dashes[i] * dashUnit ;
-
- if ( i % 2 == 1 && userLengths[i] < dashUnit + 2.0 )
- userLengths[i] = dashUnit + 2.0 ;
- else if ( i % 2 == 0 && userLengths[i] < dashUnit )
- userLengths[i] = dashUnit ;
- }
- }
- lengths = userLengths ;
- break ;
-
- case wxSTIPPLE :
- {
- CGFloat alphaArray[1] = { 1.0 } ;
- wxBitmap* bmp = pen.GetStipple() ;
- if ( bmp && bmp->Ok() )
- {
- wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( NULL ) ) ;
- CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ;
- wxMacCFRefHolder<CGPatternRef> pattern( *( new ImagePattern( bmp , CGContextGetCTM( m_cgContext ) ) ) );
- CGContextSetStrokePattern( m_cgContext, pattern , alphaArray ) ;
- }
- }
- break ;
-
- default :
- {
- wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ;
- CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ;
- wxMacCFRefHolder<CGPatternRef> pattern( *( new HatchPattern( pen.GetStyle() , CGContextGetCTM( m_cgContext ) ) ) );
-
- CGFloat colorArray[4] = { pen.GetColour().Red() / 255.0 , pen.GetColour().Green() / 255.0 ,
- pen.GetColour().Blue() / 255.0 , pen.GetColour().Alpha() / 255.0 } ;
-
- CGContextSetStrokePattern( m_cgContext, pattern , colorArray ) ;
- }
- break ;
- }
-
- if ((lengths != NULL) && (count > 0))
- {
- CGContextSetLineDash( m_cgContext , 0 , lengths , count ) ;
- // force the line cap, otherwise we get artifacts (overlaps) and just solid lines
- cap = kCGLineCapButt ;
- }
- else
- {
- CGContextSetLineDash( m_cgContext , 0 , NULL , 0 ) ;
- }
-
- CGContextSetLineCap( m_cgContext , cap ) ;
- CGContextSetLineJoin( m_cgContext , join ) ;
-
- delete[] userLengths ;
- }
-
- if ( fill && stroke )
- m_mode = kCGPathFillStroke ;
- }
-}
-
-void wxMacCGContext::SetBrush( const wxBrush &brush )
-{
- m_brush = brush ;
- if ( m_cgContext == NULL )
- return ;
-
- bool fill = brush.GetStyle() != wxTRANSPARENT ;
- bool stroke = m_pen.GetStyle() != wxTRANSPARENT ;
-
-#if 0
- // we can benchmark performance, should go into a setting later
- CGContextSetShouldAntialias( m_cgContext , false ) ;
-#endif
-
- if ( fill || stroke )
- {
- // setup brushes
- m_mode = kCGPathFill ; // just a default
-
- if ( fill )
- {
- if ( brush.GetStyle() == wxSOLID )
- {
- CGContextSetRGBFillColor( m_cgContext , brush.GetColour().Red() / 255.0 , brush.GetColour().Green() / 255.0 ,
- brush.GetColour().Blue() / 255.0 , brush.GetColour().Alpha() / 255.0 ) ;
- }
- else if ( brush.IsHatch() )
- {
- wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ;
- CGContextSetFillColorSpace( m_cgContext , patternSpace ) ;
- wxMacCFRefHolder<CGPatternRef> pattern( *( new HatchPattern( brush.GetStyle() , CGContextGetCTM( m_cgContext ) ) ) );
-
- CGFloat colorArray[4] = { brush.GetColour().Red() / 255.0 , brush.GetColour().Green() / 255.0 ,
- brush.GetColour().Blue() / 255.0 , brush.GetColour().Alpha() / 255.0 } ;
-
- CGContextSetFillPattern( m_cgContext, pattern , colorArray ) ;
- }
- else
- {
- // now brush is a bitmap
- CGFloat alphaArray[1] = { 1.0 } ;
- wxBitmap* bmp = brush.GetStipple() ;
- if ( bmp && bmp->Ok() )
- {
- wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( NULL ) ) ;
- CGContextSetFillColorSpace( m_cgContext , patternSpace ) ;
- wxMacCFRefHolder<CGPatternRef> pattern( *( new ImagePattern( bmp , CGContextGetCTM( m_cgContext ) ) ) );
- CGContextSetFillPattern( m_cgContext, pattern , alphaArray ) ;
- }
- }
-
- m_mode = kCGPathFill ;
- }
-
- if ( fill && stroke )
- m_mode = kCGPathFillStroke ;
- else if ( stroke )
- m_mode = kCGPathStroke ;
- }
-}
-
-void wxMacCGContext::DrawText( const wxString &str, wxCoord x, wxCoord y, double angle )
-{
- OSStatus status = noErr ;
- ATSUTextLayout atsuLayout ;
- UniCharCount chars = str.length() ;
- UniChar* ubuf = NULL ;
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 converter ;
-#if wxUSE_UNICODE
- size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
-#else
- const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
- size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
-#endif
- chars = unicharlen / 2 ;
-#else
-#if wxUSE_UNICODE
- ubuf = (UniChar*) str.wc_str() ;
-#else
- wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
- chars = wxWcslen( wchar.data() ) ;
- ubuf = (UniChar*) wchar.data() ;
-#endif
-#endif
-
- status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
- &chars , (ATSUStyle*) &m_macATSUIStyle , &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 );
- 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 ;
-/*
- // TODO
- if ( m_backgroundMode == wxSOLID )
- {
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->MoveToPoint( drawX , drawY ) ;
- path->AddLineToPoint(
- (int) (drawX + sin(angle / RAD2DEG) * FixedToInt(ascent + descent)) ,
- (int) (drawY + cos(angle / RAD2DEG) * FixedToInt(ascent + descent)) ) ;
- path->AddLineToPoint(
- (int) (drawX + sin(angle / RAD2DEG) * FixedToInt(ascent + descent ) + cos(angle / RAD2DEG) * FixedToInt(textAfter)) ,
- (int) (drawY + cos(angle / RAD2DEG) * FixedToInt(ascent + descent) - sin(angle / RAD2DEG) * FixedToInt(textAfter)) ) ;
- path->AddLineToPoint(
- (int) (drawX + cos(angle / RAD2DEG) * FixedToInt(textAfter)) ,
- (int) (drawY - sin(angle / RAD2DEG) * FixedToInt(textAfter)) ) ;
-
- m_graphicContext->FillPath( path , m_textBackgroundColour ) ;
- delete path ;
- }
-*/
- x += (int)(sin(angle / RAD2DEG) * FixedToInt(ascent));
- y += (int)(cos(angle / RAD2DEG) * 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, x, 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);
-
-#if SIZEOF_WCHAR_T == 4
- free( ubuf ) ;
-#endif
-}
-
-void wxMacCGContext::GetTextExtent( const wxString &str, wxCoord *width, wxCoord *height,
- wxCoord *descent, wxCoord *externalLeading ) const
-{
- wxCHECK_RET( m_macATSUIStyle != NULL, wxT("wxDC(cg)::DoGetTextExtent - no valid font set") ) ;
-
- OSStatus status = noErr ;
-
- ATSUTextLayout atsuLayout ;
- UniCharCount chars = str.length() ;
- UniChar* ubuf = NULL ;
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 converter ;
-#if wxUSE_UNICODE
- size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
-#else
- const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
- size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
-#endif
- chars = unicharlen / 2 ;
-#else
-#if wxUSE_UNICODE
- ubuf = (UniChar*) str.wc_str() ;
-#else
- wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
- chars = wxWcslen( wchar.data() ) ;
- ubuf = (UniChar*) wchar.data() ;
-#endif
-#endif
-
- status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
- &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
-
- wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
-
- 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);
-}
-
-void wxMacCGContext::GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
-{
- widths.Empty();
- widths.Add(0, text.length());
-
- if (text.empty())
- return ;
-
- ATSUTextLayout atsuLayout ;
- UniCharCount chars = text.length() ;
- UniChar* ubuf = NULL ;
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 converter ;
-#if wxUSE_UNICODE
- size_t unicharlen = converter.WC2MB( NULL , text.wc_str() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , text.wc_str(), unicharlen + 2 ) ;
-#else
- const wxWCharBuffer wchar = text.wc_str( wxConvLocal ) ;
- size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
- ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
- converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
-#endif
- chars = unicharlen / 2 ;
-#else
-#if wxUSE_UNICODE
- ubuf = (UniChar*) text.wc_str() ;
-#else
- wxWCharBuffer wchar = text.wc_str( wxConvLocal ) ;
- chars = wxWcslen( wchar.data() ) ;
- ubuf = (UniChar*) wchar.data() ;
-#endif
-#endif
-
- ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
- &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
-
- 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];
- }
-
- ::ATSUDisposeTextLayout(atsuLayout);
-}
-
-void wxMacCGContext::SetFont( const wxFont &font )
-{
- if ( m_macATSUIStyle )
- {
- ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
- m_macATSUIStyle = NULL ;
- }
-
- if ( font.Ok() )
- {
- OSStatus status ;
-
- status = ATSUCreateAndCopyStyle( (ATSUStyle) font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ;
-
- wxASSERT_MSG( status == noErr, wxT("couldn't create ATSU style") ) ;
-
- // we need the scale here ...
-
- Fixed atsuSize = IntToFixed( int( /*m_scaleY*/ 1 * font.MacGetFontSize()) ) ;
- RGBColor atsuColor = MAC_WXCOLORREF( m_textForegroundColor.GetPixel() ) ;
- ATSUAttributeTag atsuTags[] =
- {
- kATSUSizeTag ,
- kATSUColorTag ,
- } ;
- ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- sizeof( Fixed ) ,
- sizeof( RGBColor ) ,
- } ;
- ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] =
- {
- &atsuSize ,
- &atsuColor ,
- } ;
-
- status = ::ATSUSetAttributes(
- (ATSUStyle)m_macATSUIStyle, sizeof(atsuTags) / sizeof(ATSUAttributeTag) ,
- atsuTags, atsuSizes, atsuValues);
-
- wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") ) ;
- }
-}
-
-
-#pragma mark -
-
-wxDC::wxDC()
-{
- m_ok = false ;
- m_colour = true;
- m_mm_to_pix_x = mm2pt;
- m_mm_to_pix_y = mm2pt;
-
- m_externalDeviceOriginX = 0;
- m_externalDeviceOriginY = 0;
- m_logicalScaleX = 1.0;
- m_logicalScaleY = 1.0;
- m_userScaleX = 1.0;
- m_userScaleY = 1.0;
- m_scaleX = 1.0;
- m_scaleY = 1.0;
- m_needComputeScaleX =
- m_needComputeScaleY = false;
-
- m_macPort = 0 ;
- m_macLocalOrigin.x =
- m_macLocalOrigin.y = 0 ;
-
- m_pen = *wxBLACK_PEN;
- m_font = *wxNORMAL_FONT;
- m_brush = *wxWHITE_BRUSH;
-
- m_macATSUIStyle = NULL ;
- m_graphicContext = NULL ;
-}
-
-wxDC::~wxDC()
-{
- if ( m_macATSUIStyle )
- {
- ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
- m_macATSUIStyle = NULL ;
- }
-
- delete m_graphicContext ;
-}
-
-void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawBitmap - invalid DC") );
- wxCHECK_RET( bmp.Ok(), wxT("wxDC(cg)::DoDrawBitmap - invalid bitmap") );
-
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord w = bmp.GetWidth();
- wxCoord h = bmp.GetHeight();
- wxCoord ww = XLOG2DEVREL(w);
- wxCoord hh = YLOG2DEVREL(h);
-
- if ( bmp.GetDepth()==1 )
- {
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->AddRectangle( xx , yy , ww , hh ) ;
- m_graphicContext->FillPath( path , m_textBackgroundColour, wxODDEVEN_RULE) ;
- delete path;
- m_graphicContext->DrawBitmap( bmp, xx , yy , ww , hh ) ;
- }
- else
- {
- m_graphicContext->DrawBitmap( bmp, xx , yy , ww , hh ) ;
- }
-}
-
-void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawIcon - invalid DC") );
- wxCHECK_RET( icon.Ok(), wxT("wxDC(cg)::DoDrawIcon - invalid icon") );
-
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord w = icon.GetWidth();
- wxCoord h = icon.GetHeight();
- wxCoord ww = XLOG2DEVREL(w);
- wxCoord hh = YLOG2DEVREL(h);
-
- m_graphicContext->DrawIcon( icon , xx, yy, ww, hh ) ;
-}
-
-void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoSetClippingRegion - invalid DC") );
-
- wxCoord xx, yy, ww, hh;
- xx = XLOG2DEVMAC(x);
- yy = YLOG2DEVMAC(y);
- ww = XLOG2DEVREL(width);
- hh = YLOG2DEVREL(height);
-
- CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
- CGRect clipRect = CGRectMake( xx , yy , ww, hh ) ;
- CGContextClipToRect( cgContext , clipRect ) ;
-
-// SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
-// SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
-
- if ( m_clipping )
- {
- m_clipX1 = wxMax( m_clipX1, xx );
- m_clipY1 = wxMax( m_clipY1, yy );
- m_clipX2 = wxMin( m_clipX2, (xx + ww) );
- m_clipY2 = wxMin( m_clipY2, (yy + hh) );
- }
- else
- {
- m_clipping = true;
-
- m_clipX1 = xx;
- m_clipY1 = yy;
- m_clipX2 = xx + ww;
- m_clipY2 = yy + hh;
- }
-
- // TODO: as soon as we don't reset the context for each operation anymore
- // we have to update the context as well
-}
-
-void wxDC::DoSetClippingRegionAsRegion( const wxRegion ®ion )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoSetClippingRegionAsRegion - invalid DC") );
-
- if (region.Empty())
- {
- DestroyClippingRegion();
- return;
- }
-
- wxCoord x, y, w, h;
- region.GetBox( x, y, w, h );
- wxCoord xx, yy, ww, hh;
- xx = XLOG2DEVMAC(x);
- yy = YLOG2DEVMAC(y);
- ww = XLOG2DEVREL(w);
- hh = YLOG2DEVREL(h);
-
- // if we have a scaling that we cannot map onto native regions
- // we must use the box
- if ( ww != w || hh != h )
- {
- wxDC::DoSetClippingRegion( x, y, w, h );
- }
- else
- {
- if ( m_clipping )
- {
- m_clipX1 = wxMax( m_clipX1, xx );
- m_clipY1 = wxMax( m_clipY1, yy );
- m_clipX2 = wxMin( m_clipX2, (xx + ww) );
- m_clipY2 = wxMin( m_clipY2, (yy + hh) );
- }
- else
- {
- m_clipping = true;
-
- m_clipX1 = xx;
- m_clipY1 = yy;
- m_clipX2 = xx + ww;
- m_clipY2 = yy + hh;
- }
- }
-}
-
-void wxDC::DestroyClippingRegion()
-{
- CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
- CGContextRestoreGState( cgContext );
- CGContextSaveGState( cgContext );
-
- m_graphicContext->SetPen( m_pen ) ;
- m_graphicContext->SetBrush( m_brush ) ;
-
- m_clipping = false;
-}
-
-void wxDC::DoGetSizeMM( int* width, int* height ) const
-{
- int w = 0, h = 0;
-
- GetSize( &w, &h );
- if (width)
- *width = long( double(w) / (m_scaleX * m_mm_to_pix_x) );
- if (height)
- *height = long( double(h) / (m_scaleY * m_mm_to_pix_y) );
-}
-
-void wxDC::SetTextForeground( const wxColour &col )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::SetTextForeground - invalid DC") );
-
- if ( col != m_textForegroundColour )
- {
- m_textForegroundColour = col;
- m_graphicContext->SetTextColor( col );
- // in the current implementation the font contains the text color
- m_graphicContext->SetFont(m_font);
- }
-}
-
-void wxDC::SetTextBackground( const wxColour &col )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::SetTextBackground - invalid DC") );
-
- m_textBackgroundColour = col;
-}
-
-void wxDC::SetMapMode( int mode )
-{
- switch (mode)
- {
- case wxMM_TWIPS:
- SetLogicalScale( twips2mm * m_mm_to_pix_x, twips2mm * m_mm_to_pix_y );
- break;
-
- case wxMM_POINTS:
- SetLogicalScale( pt2mm * m_mm_to_pix_x, pt2mm * m_mm_to_pix_y );
- break;
-
- case wxMM_METRIC:
- SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
- break;
-
- case wxMM_LOMETRIC:
- SetLogicalScale( m_mm_to_pix_x / 10.0, m_mm_to_pix_y / 10.0 );
- break;
-
- case wxMM_TEXT:
- default:
- SetLogicalScale( 1.0, 1.0 );
- break;
- }
-
- if (mode != wxMM_TEXT)
- {
- m_needComputeScaleX =
- m_needComputeScaleY = true;
- }
-}
-
-void wxDC::SetUserScale( double x, double y )
-{
- // allow negative ? -> no
- m_userScaleX = x;
- m_userScaleY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetLogicalScale( double x, double y )
-{
- // allow negative ?
- m_logicalScaleX = x;
- m_logicalScaleY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
-{
- m_logicalOriginX = x * m_signX; // is this still correct ?
- m_logicalOriginY = y * m_signY;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
-{
- m_externalDeviceOriginX = x;
- m_externalDeviceOriginY = y;
- ComputeScaleAndOrigin();
-}
-
-void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
-{
- m_signX = (xLeftRight ? 1 : -1);
- m_signY = (yBottomUp ? -1 : 1);
- ComputeScaleAndOrigin();
-}
-
-wxSize wxDC::GetPPI() const
-{
- return wxSize(72, 72);
-}
-
-int wxDC::GetDepth() const
-{
- return 32;
-}
-
-void wxDC::ComputeScaleAndOrigin()
-{
- // CMB: copy scale to see if it changes
- double origScaleX = m_scaleX;
- double origScaleY = m_scaleY;
- m_scaleX = m_logicalScaleX * m_userScaleX;
- m_scaleY = m_logicalScaleY * m_userScaleY;
- m_deviceOriginX = m_externalDeviceOriginX;
- m_deviceOriginY = m_externalDeviceOriginY;
-
- // CMB: if scale has changed call SetPen to recalulate the line width
- if (m_scaleX != origScaleX || m_scaleY != origScaleY)
- {
- // this is a bit artificial, but we need to force wxDC to think
- // the pen has changed
- wxPen pen( GetPen() );
-
- m_pen = wxNullPen;
- SetPen( pen );
- }
-}
-
-void wxDC::SetPalette( const wxPalette& palette )
-{
-}
-
-void wxDC::SetBackgroundMode( int mode )
-{
- m_backgroundMode = mode ;
-}
-
-void wxDC::SetFont( const wxFont &font )
-{
- m_font = font;
- if ( m_graphicContext )
- m_graphicContext->SetFont( font ) ;
-}
-
-void wxDC::SetPen( const wxPen &pen )
-{
- if ( m_pen == pen )
- return ;
-
- m_pen = pen;
- if ( m_graphicContext )
- {
- if ( m_pen.GetStyle() == wxSOLID || m_pen.GetStyle() == wxTRANSPARENT )
- {
- m_graphicContext->SetPen( m_pen ) ;
- }
- else
- {
- // we have to compensate for moved device origins etc. otherwise patterned pens are standing still
- // eg when using a wxScrollWindow and scrolling around
- int origX = XLOG2DEVMAC( 0 ) ;
- int origY = YLOG2DEVMAC( 0 ) ;
- m_graphicContext->Translate( origX , origY ) ;
- m_graphicContext->SetPen( m_pen ) ;
- m_graphicContext->Translate( -origX , -origY ) ;
- }
- }
-}
-
-void wxDC::SetBrush( const wxBrush &brush )
-{
- if (m_brush == brush)
- return;
-
- m_brush = brush;
- if ( m_graphicContext )
- {
- if ( brush.GetStyle() == wxSOLID || brush.GetStyle() == wxTRANSPARENT )
- {
- m_graphicContext->SetBrush( m_brush ) ;
- }
- else
- {
- // we have to compensate for moved device origins etc. otherwise patterned brushes are standing still
- // eg when using a wxScrollWindow and scrolling around
- int origX = XLOG2DEVMAC(0) ;
- int origY = YLOG2DEVMAC(0) ;
- m_graphicContext->Translate( origX , origY ) ;
- m_graphicContext->SetBrush( m_brush ) ;
- m_graphicContext->Translate( -origX , -origY ) ;
- }
- }
-}
-
-void wxDC::SetBackground( const wxBrush &brush )
-{
- if (m_backgroundBrush == brush)
- return;
-
- m_backgroundBrush = brush;
- if (!m_backgroundBrush.Ok())
- return;
-}
-
-void wxDC::SetLogicalFunction( int function )
-{
- if (m_logicalFunction == function)
- return;
-
- m_logicalFunction = function ;
-#if wxMAC_USE_CORE_GRAPHICS_BLEND_MODES
- CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
- if ( m_logicalFunction == wxCOPY )
- CGContextSetBlendMode( cgContext, kCGBlendModeNormal ) ;
- else if ( m_logicalFunction == wxINVERT )
- CGContextSetBlendMode( cgContext, kCGBlendModeExclusion ) ;
- else
- CGContextSetBlendMode( cgContext, kCGBlendModeNormal ) ;
-#endif
-}
-
-extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
- const wxColour & col, int style);
-
-bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
- const wxColour& col, int style)
-{
- return wxDoFloodFill(this, x, y, col, style);
-}
-
-bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
-{
- wxCHECK_MSG( Ok(), false, wxT("wxDC(cg)::DoGetPixel - invalid DC") );
-
- RGBColor colour;
-#ifndef __LP64__
- wxMacPortSaver helper((CGrafPtr)m_macPort) ;
- // NB: GetCPixel is a deprecated QD call, and a slow one at that
- GetCPixel(
- XLOG2DEVMAC(x) + m_macLocalOriginInPort.x - m_macLocalOrigin.x,
- YLOG2DEVMAC(y) + m_macLocalOriginInPort.y - m_macLocalOrigin.y, &colour );
-#endif
- // convert from Mac colour to wx
- *col = colour;
-
- return true ;
-}
-
-void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawLine - invalid DC") );
-
-#if !wxMAC_USE_CORE_GRAPHICS_BLEND_MODES
- if ( m_logicalFunction != wxCOPY )
- return ;
-#endif
-
- wxCoord xx1 = XLOG2DEVMAC(x1) ;
- wxCoord yy1 = YLOG2DEVMAC(y1) ;
- wxCoord xx2 = XLOG2DEVMAC(x2) ;
- wxCoord yy2 = YLOG2DEVMAC(y2) ;
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->MoveToPoint( xx1, yy1 ) ;
- path->AddLineToPoint( xx2 , yy2 ) ;
- path->CloseSubpath() ;
- m_graphicContext->StrokePath( path ) ;
- delete path ;
-
- CalcBoundingBox(x1, y1);
- CalcBoundingBox(x2, y2);
-}
-
-void wxDC::DoCrossHair( wxCoord x, wxCoord y )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoCrossHair - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- int w = 0, h = 0;
-
- GetSize( &w, &h );
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->MoveToPoint( XLOG2DEVMAC(0), yy ) ;
- path->AddLineToPoint( XLOG2DEVMAC(w), yy ) ;
- path->CloseSubpath() ;
- path->MoveToPoint( xx, YLOG2DEVMAC(0) ) ;
- path->AddLineToPoint( xx, YLOG2DEVMAC(h) ) ;
- path->CloseSubpath() ;
- m_graphicContext->StrokePath( path ) ;
- delete path ;
-
- CalcBoundingBox(x, y);
- CalcBoundingBox(x + w, y + h);
-}
-
-void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
- wxCoord x2, wxCoord y2,
- wxCoord xc, wxCoord yc )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawArc - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxCoord xx1 = XLOG2DEVMAC(x1);
- wxCoord yy1 = YLOG2DEVMAC(y1);
- wxCoord xx2 = XLOG2DEVMAC(x2);
- wxCoord yy2 = YLOG2DEVMAC(y2);
- wxCoord xxc = XLOG2DEVMAC(xc);
- wxCoord yyc = YLOG2DEVMAC(yc);
-
- double dx = xx1 - xxc;
- double dy = yy1 - yyc;
- double radius = sqrt((double)(dx * dx + dy * dy));
- wxCoord rad = (wxCoord)radius;
- double sa, ea;
- if (xx1 == xx2 && yy1 == yy2)
- {
- sa = 0.0;
- ea = 360.0;
- }
- else if (radius == 0.0)
- {
- sa = ea = 0.0;
- }
- else
- {
- sa = (xx1 - xxc == 0) ?
- (yy1 - yyc < 0) ? 90.0 : -90.0 :
- -atan2(double(yy1 - yyc), double(xx1 - xxc)) * RAD2DEG;
- ea = (xx2 - xxc == 0) ?
- (yy2 - yyc < 0) ? 90.0 : -90.0 :
- -atan2(double(yy2 - yyc), double(xx2 - xxc)) * RAD2DEG;
- }
-
- bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- m_graphicContext->PushState() ;
- m_graphicContext->Translate( xxc, yyc ) ;
- m_graphicContext->Scale( 1, -1 ) ;
- if ( fill )
- path->MoveToPoint( 0, 0 ) ;
- path->AddArc( 0, 0, rad , DegToRad(sa) , DegToRad(ea), false ) ;
- if ( fill )
- path->AddLineToPoint( 0, 0 ) ;
- m_graphicContext->DrawPath( path ) ;
- m_graphicContext->PopState() ;
- delete path ;
-}
-
-void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
- double sa, double ea )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawEllipticArc - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord ww = m_signX * XLOG2DEVREL(w);
- wxCoord hh = m_signY * YLOG2DEVREL(h);
-
- // handle -ve width and/or height
- if (ww < 0)
- {
- ww = -ww;
- xx = xx - ww;
- }
- if (hh < 0)
- {
- hh = -hh;
- yy = yy - hh;
- }
-
- bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- m_graphicContext->PushState() ;
- m_graphicContext->Translate( xx + ww / 2, yy + hh / 2 ) ;
- m_graphicContext->Scale( 1 * ww / 2 , -1 * hh / 2 ) ;
- if ( fill )
- path->MoveToPoint( 0, 0 ) ;
- path->AddArc( 0, 0, 1 , DegToRad(sa) , DegToRad(ea), false ) ;
- if ( fill )
- path->AddLineToPoint( 0, 0 ) ;
- m_graphicContext->DrawPath( path ) ;
- m_graphicContext->PopState() ;
- delete path ;
-}
-
-void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawPoint - invalid DC") );
-
- DoDrawLine( x , y , x + 1 , y + 1 ) ;
-}
-
-void wxDC::DoDrawLines(int n, wxPoint points[],
- wxCoord xoffset, wxCoord yoffset)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawLines - invalid DC") );
-
-#if !wxMAC_USE_CORE_GRAPHICS_BLEND_MODES
- if ( m_logicalFunction != wxCOPY )
- return ;
-#endif
-
- wxCoord x1, x2 , y1 , y2 ;
- x1 = XLOG2DEVMAC(points[0].x + xoffset);
- y1 = YLOG2DEVMAC(points[0].y + yoffset);
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->MoveToPoint( x1 , y1 ) ;
- for (int i = 1; i < n; i++)
- {
- x2 = XLOG2DEVMAC(points[i].x + xoffset);
- y2 = YLOG2DEVMAC(points[i].y + yoffset);
-
- path->AddLineToPoint( x2 , y2 ) ;
- }
-
- m_graphicContext->StrokePath( path ) ;
- delete path ;
-}
-
-#if wxUSE_SPLINES
-void wxDC::DoDrawSpline(wxList *points)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawSpline - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
-
- wxList::compatibility_iterator node = points->GetFirst();
- if (node == wxList::compatibility_iterator())
- // empty list
- return;
-
- wxPoint *p = (wxPoint *)node->GetData();
-
- wxCoord x1 = p->x;
- wxCoord y1 = p->y;
-
- node = node->GetNext();
- p = (wxPoint *)node->GetData();
-
- wxCoord x2 = p->x;
- wxCoord y2 = p->y;
- wxCoord cx1 = ( x1 + x2 ) / 2;
- wxCoord cy1 = ( y1 + y2 ) / 2;
-
- path->MoveToPoint( XLOG2DEVMAC( x1 ) , YLOG2DEVMAC( y1 ) ) ;
- path->AddLineToPoint( XLOG2DEVMAC( cx1 ) , YLOG2DEVMAC( cy1 ) ) ;
-
-#if !wxUSE_STL
- while ((node = node->GetNext()) != NULL)
-#else
- while ((node = node->GetNext()))
-#endif // !wxUSE_STL
- {
- p = (wxPoint *)node->GetData();
- x1 = x2;
- y1 = y2;
- x2 = p->x;
- y2 = p->y;
- wxCoord cx4 = (x1 + x2) / 2;
- wxCoord cy4 = (y1 + y2) / 2;
-
- path->AddQuadCurveToPoint(
- XLOG2DEVMAC( x1 ) , YLOG2DEVMAC( y1 ) ,
- XLOG2DEVMAC( cx4 ) , YLOG2DEVMAC( cy4 ) ) ;
-
- cx1 = cx4;
- cy1 = cy4;
- }
-
- path->AddLineToPoint( XLOG2DEVMAC( x2 ) , YLOG2DEVMAC( y2 ) ) ;
-
- m_graphicContext->StrokePath( path ) ;
- delete path ;
-}
-#endif
-
-void wxDC::DoDrawPolygon( int n, wxPoint points[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle )
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawPolygon - invalid DC") );
-
- if ( n <= 0 || (m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT ) )
- return ;
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxCoord x1, x2 , y1 , y2 ;
- x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
- y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- path->MoveToPoint( x1 , y1 ) ;
- for (int i = 1; i < n; i++)
- {
- x2 = XLOG2DEVMAC(points[i].x + xoffset);
- y2 = YLOG2DEVMAC(points[i].y + yoffset);
-
- path->AddLineToPoint( x2 , y2 ) ;
- }
-
- if ( x1 != x2 || y1 != y2 )
- path->AddLineToPoint( x1, y1 ) ;
-
- path->CloseSubpath() ;
- m_graphicContext->DrawPath( path , fillStyle ) ;
-
- delete path ;
-}
-
-void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawRectangle - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord ww = m_signX * XLOG2DEVREL(width);
- wxCoord hh = m_signY * YLOG2DEVREL(height);
-
- // CMB: draw nothing if transformed w or h is 0
- if (ww == 0 || hh == 0)
- return;
-
- // CMB: handle -ve width and/or height
- if (ww < 0)
- {
- ww = -ww;
- xx = xx - ww;
- }
- if (hh < 0)
- {
- hh = -hh;
- yy = yy - hh;
- }
-
- int penwidth = m_pen.GetWidth();
- if ( penwidth == 0 )
- penwidth = 1 ;
- if ( m_pen.GetStyle() == wxTRANSPARENT )
- penwidth = 0 ;
-
- bool offset = ( penwidth % 2 ) == 1 ;
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- // if we are offsetting the entire rectangle is moved 0.5, so the border line gets off by 1
- if ( offset )
- path->AddRectangle( xx , yy , ww-1 , hh-1 ) ;
- else
- path->AddRectangle( xx , yy , ww , hh ) ;
-
- m_graphicContext->DrawPath( path ) ;
- delete path ;
-}
-
-void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
- wxCoord width, wxCoord height,
- double radius)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawRoundedRectangle - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- if (radius < 0.0)
- radius = - radius * ((width < height) ? width : height);
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord ww = m_signX * XLOG2DEVREL(width);
- wxCoord hh = m_signY * YLOG2DEVREL(height);
-
- // CMB: draw nothing if transformed w or h is 0
- if (ww == 0 || hh == 0)
- return;
-
- // CMB: handle -ve width and/or height
- if (ww < 0)
- {
- ww = -ww;
- xx = xx - ww;
- }
- if (hh < 0)
- {
- hh = -hh;
- yy = yy - hh;
- }
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- if ( radius == 0)
- {
- path->AddRectangle( xx , yy , ww , hh ) ;
- m_graphicContext->DrawPath( path ) ;
- }
- else
- {
- path->MoveToPoint( xx + ww, yy + hh / 2);
- path->AddArcToPoint(xx + ww, yy + hh, xx + ww / 2,yy + hh, radius);
- path->AddArcToPoint(xx , yy + hh, xx , yy + hh / 2, radius);
- path->AddArcToPoint(xx , yy , xx + ww / 2, yy , radius);
- path->AddArcToPoint(xx + ww, yy , xx + ww, yy + hh / 2, radius);
- path->CloseSubpath();
- m_graphicContext->DrawPath( path ) ;
- }
- delete path ;
-}
-
-void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawEllipse - invalid DC") );
-
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- wxCoord xx = XLOG2DEVMAC(x);
- wxCoord yy = YLOG2DEVMAC(y);
- wxCoord ww = m_signX * XLOG2DEVREL(width);
- wxCoord hh = m_signY * YLOG2DEVREL(height);
-
- // CMB: draw nothing if transformed w or h is 0
- if (ww == 0 || hh == 0)
- return;
-
- // CMB: handle -ve width and/or height
- if (ww < 0)
- {
- ww = -ww;
- xx = xx - ww;
- }
- if (hh < 0)
- {
- hh = -hh;
- yy = yy - hh;
- }
-
- wxGraphicPath* path = m_graphicContext->CreatePath() ;
- m_graphicContext->PushState() ;
- m_graphicContext->Translate(xx + ww / 2, yy + hh / 2);
- m_graphicContext->Scale(ww / 2 , hh / 2);
- path->AddArc( 0, 0, 1, 0 , 2 * M_PI , false ) ;
- m_graphicContext->DrawPath( path ) ;
- m_graphicContext->PopState() ;
- delete path ;
-}
-
-bool wxDC::CanDrawBitmap() const
-{
- return true ;
-}
-
-bool wxDC::DoBlit(
- wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
- wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
- wxCoord xsrcMask, wxCoord ysrcMask )
-{
- wxCHECK_MSG( Ok(), false, wxT("wxDC(cg)::DoBlit - invalid DC") );
- wxCHECK_MSG( source->Ok(), false, wxT("wxDC(cg)::DoBlit - invalid source DC") );
-
- if ( logical_func == wxNO_OP )
- return true ;
-
- if (xsrcMask == -1 && ysrcMask == -1)
- {
- xsrcMask = xsrc;
- ysrcMask = ysrc;
- }
-
- wxCoord yysrc = source->YLOG2DEVMAC(ysrc) ;
- wxCoord xxsrc = source->XLOG2DEVMAC(xsrc) ;
- wxCoord wwsrc = source->XLOG2DEVREL(width) ;
- wxCoord hhsrc = source->YLOG2DEVREL(height) ;
-
- wxCoord yydest = YLOG2DEVMAC(ydest) ;
- wxCoord xxdest = XLOG2DEVMAC(xdest) ;
- wxCoord wwdest = XLOG2DEVREL(width) ;
- wxCoord hhdest = YLOG2DEVREL(height) ;
-
- wxMemoryDC* memdc = dynamic_cast<wxMemoryDC*>(source) ;
- if ( memdc && logical_func == wxCOPY )
- {
- wxBitmap blit = memdc->GetSelectedObject() ;
-
- wxASSERT_MSG( blit.Ok() , wxT("Invalid bitmap for blitting") ) ;
-
- wxCoord bmpwidth = blit.GetWidth();
- wxCoord bmpheight = blit.GetHeight();
-
- if ( xxsrc != 0 || yysrc != 0 || bmpwidth != wwsrc || bmpheight != hhsrc )
- {
- wwsrc = wxMin( wwsrc , bmpwidth - xxsrc ) ;
- hhsrc = wxMin( hhsrc , bmpheight - yysrc ) ;
- if ( wwsrc > 0 && hhsrc > 0 )
- {
- if ( xxsrc >= 0 && yysrc >= 0 )
- {
- wxRect subrect( xxsrc, yysrc, wwsrc , hhsrc ) ;
- // TODO we perhaps could add a DrawSubBitmap call to dc for performance reasons
- blit = blit.GetSubBitmap( subrect ) ;
- }
- else
- {
- // in this case we'd probably have to adjust the different coordinates, but
- // we have to find out proper contract first
- blit = wxNullBitmap ;
- }
- }
- else
- {
- blit = wxNullBitmap ;
- }
- }
-
- if ( blit.Ok() )
- {
- m_graphicContext->DrawBitmap( blit, xxdest , yydest , wwdest , hhdest ) ;
- }
- }
- else
- {
- wxFAIL_MSG( wxT("Blitting is only supported from bitmap contexts, and only with wxCOPY logical operation.") ) ;
- return false ;
- }
-
- return true;
-}
-
-void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
- double angle)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawRotatedText - invalid DC") );
-// wxCHECK_RET( m_macATSUIStyle != NULL, wxT("wxDC(cg)::DoDrawRotatedText - no valid font set") );
-
- if ( str.length() == 0 )
- return ;
- if ( m_logicalFunction != wxCOPY )
- return ;
-
- int drawX = XLOG2DEVMAC(x) ;
- int drawY = YLOG2DEVMAC(y) ;
-
- m_graphicContext->DrawText( str, drawX ,drawY , angle ) ;
-}
-
-void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoDrawText - invalid DC") );
-
- DoDrawRotatedText( strtext , x , y , 0.0 ) ;
-}
-
-bool wxDC::CanGetTextExtent() const
-{
- wxCHECK_MSG( Ok(), false, wxT("wxDC(cg)::CanGetTextExtent - invalid DC") );
-
- return true ;
-}
-
-void wxDC::DoGetTextExtent( const wxString &str, wxCoord *width, wxCoord *height,
- wxCoord *descent, wxCoord *externalLeading ,
- wxFont *theFont ) const
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::DoGetTextExtent - invalid DC") );
-
- if ( theFont )
- {
- m_graphicContext->SetFont( *theFont ) ;
- }
-
- wxCoord h , d , e , w ;
-
- m_graphicContext->GetTextExtent( str, &w, &h, &d, &e ) ;
-
- if ( height )
- *height = YDEV2LOGREL( h ) ;
- if ( descent )
- *descent =YDEV2LOGREL( d);
- if ( externalLeading )
- *externalLeading = YDEV2LOGREL( e);
- if ( width )
- *width = XDEV2LOGREL( w ) ;
-
- if ( theFont )
- {
- m_graphicContext->SetFont( m_font ) ;
- }
-}
-
-bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
-{
- wxCHECK_MSG( Ok(), false, wxT("wxDC(cg)::DoGetPartialTextExtents - invalid DC") );
-
- m_graphicContext->GetPartialTextExtents( text, widths ) ;
- for ( size_t i = 0 ; i < widths.GetCount() ; ++i )
- widths[i] = XDEV2LOGREL( widths[i] );
-
- return true;
-}
-
-wxCoord wxDC::GetCharWidth(void) const
-{
- wxCoord width ;
- DoGetTextExtent( wxT("g") , &width , NULL , NULL , NULL , NULL ) ;
-
- return width ;
-}
-
-wxCoord wxDC::GetCharHeight(void) const
-{
- wxCoord height ;
- DoGetTextExtent( wxT("g") , NULL , &height , NULL , NULL , NULL ) ;
-
- return height ;
-}
-
-void wxDC::Clear(void)
-{
- wxCHECK_RET( Ok(), wxT("wxDC(cg)::Clear - invalid DC") );
-
- if (m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
- {
- HIRect rect = CGRectMake( -10000 , -10000 , 20000 , 20000 ) ;
- CGContextRef cg = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
- switch ( m_backgroundBrush.MacGetBrushKind() )
- {
- case kwxMacBrushTheme :
- {
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
- if ( HIThemeSetFill != 0 )
- {
- HIThemeSetFill( m_backgroundBrush.MacGetTheme(), NULL, cg, kHIThemeOrientationNormal );
- CGContextFillRect(cg, rect);
-
- }
- else
-#endif
- {
- RGBColor color;
- GetThemeBrushAsColor( m_backgroundBrush.MacGetTheme(), 32, true, &color );
- CGContextSetRGBFillColor( cg, (CGFloat) color.red / 65536,
- (CGFloat) color.green / 65536, (CGFloat) color.blue / 65536, 1 );
- CGContextFillRect( cg, rect );
- }
-
- // reset to normal value
- RGBColor col = MAC_WXCOLORREF( GetBrush().GetColour().GetPixel() ) ;
- CGContextSetRGBFillColor( cg, col.red / 65536.0, col.green / 65536.0, col.blue / 65536.0, 1.0 );
- }
- break ;
-
- case kwxMacBrushThemeBackground :
- {
- wxFAIL_MSG( wxT("There shouldn't be theme backgrounds under Quartz") ) ;
-
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
- if ( UMAGetSystemVersion() >= 0x1030 )
- {
- HIThemeBackgroundDrawInfo drawInfo ;
- drawInfo.version = 0 ;
- drawInfo.state = kThemeStateActive ;
- drawInfo.kind = m_backgroundBrush.MacGetThemeBackground( NULL ) ;
- if ( drawInfo.kind == kThemeBackgroundMetal )
- {
- HIThemeDrawBackground( &rect, &drawInfo, cg, kHIThemeOrientationNormal ) ;
- HIThemeApplyBackground( &rect, &drawInfo, cg, kHIThemeOrientationNormal ) ;
- }
- }
-#endif
- }
- break ;
-
- case kwxMacBrushColour :
- {
- // FIXME: doesn't correctly render stippled brushes !!
- // FIXME: should this be replaced by ::SetBrush() ??
-
- RGBColor col = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) ;
- CGContextSetRGBFillColor( cg , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
- CGContextFillRect(cg, rect);
-
- // reset to normal value
- col = MAC_WXCOLORREF( GetBrush().GetColour().GetPixel() ) ;
- CGContextSetRGBFillColor( cg , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
- }
- break ;
-
- default :
- wxFAIL_MSG( wxT("unknown brush kind") ) ;
- break ;
- }
- }
-}
-
-#endif
-
-#pragma mark -
-
-// ---------------------------------------------------------------------------
-// coordinates transformations
-// ---------------------------------------------------------------------------
-/*
- wxCoord XLOG2DEVMAC(wxCoord x) const
- {
- long new_x = x - m_logicalOriginX;
- if (new_x > 0)
- return (wxCoord)((double)new_x * m_scaleX + 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x;
- else
- return (wxCoord)((double)new_x * m_scaleX - 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x;
- }
-
- wxCoord YLOG2DEVMAC(wxCoord y) const
- {
- long new_y = y - m_logicalOriginY;
- if (new_y > 0)
- return (wxCoord)((double)new_y * m_scaleY + 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y;
- else
- return (wxCoord)((double)new_y * m_scaleY - 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y;
- }
-*/ // TODO
-wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
-{
- return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
-}
-
-wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
-{
- return wxRound((double)(y - m_deviceOriginY) / m_scaleY) * m_signY + m_logicalOriginY;
-}
-
-wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
-{
- return wxRound((double)(x) / m_scaleX);
-}
-
-wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
-{
- return wxRound((double)(y) / m_scaleY);
-}
-
-wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
-{
- return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
-}
-
-wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
-{
- return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY;
-}
-
-wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
-{
- return wxRound((double)(x) * m_scaleX);
-}
-
-wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
-{
- return wxRound((double)(y) * m_scaleY);
-}
-
-#endif // wxMAC_USE_CORE_GRAPHICS
+// TODO REMOVE
\ No newline at end of file
projects / wxWidgets.git / blobdiff