X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c94f845b1602d44ccd7c7542afffde666adbb2f0..0c1cc9483ecba053bc9a0983a4a8d48898e334f2:/src/mac/carbon/dccg.cpp?ds=sidebyside diff --git a/src/mac/carbon/dccg.cpp b/src/mac/carbon/dccg.cpp old mode 100755 new mode 100644 index 353e7c10f8..25c9804a95 --- a/src/mac/carbon/dccg.cpp +++ b/src/mac/carbon/dccg.cpp @@ -9,2333 +9,4 @@ // 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 patternSpace( CGColorSpaceCreatePattern( NULL ) ) ; - CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ; - wxMacCFRefHolder pattern( *( new ImagePattern( bmp , CGContextGetCTM( m_cgContext ) ) ) ); - CGContextSetStrokePattern( m_cgContext, pattern , alphaArray ) ; - } - } - break ; - - default : - { - wxMacCFRefHolder patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ; - CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ; - wxMacCFRefHolder 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 patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ; - CGContextSetFillColorSpace( m_cgContext , patternSpace ) ; - wxMacCFRefHolder 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 patternSpace( CGColorSpaceCreatePattern( NULL ) ) ; - CGContextSetFillColorSpace( m_cgContext , patternSpace ) ; - wxMacCFRefHolder 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 ) -{ - return DoStretchBlit( xdest, ydest, width, height, - source, xsrc, ysrc, width, height, - logical_func, useMask, - xsrcMask, ysrcMask ); -} - -bool wxDC::DoStretchBlit(wxCoord xdest, wxCoord ydest, - wxCoord dstWidth, wxCoord dstHeight, - wxDC *source, - wxCoord xsrc, wxCoord ysrc, - wxCoord srcWidth, wxCoord srcHeight, - int logical_func = wxCOPY, bool useMask = false, - wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord); -{ - wxCHECK_MSG( Ok(), false, wxT("wxDC(cg)::DoStretchBlit - invalid DC") ); - wxCHECK_MSG( source->Ok(), false, wxT("wxDC(cg)::DoStretchBlit - 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(srcWidth) ; - wxCoord hhsrc = source->YLOG2DEVREL(srcHeight) ; - - wxCoord yydest = YLOG2DEVMAC(ydest) ; - wxCoord xxdest = XLOG2DEVMAC(xdest) ; - wxCoord wwdest = XLOG2DEVREL(dstWidth) ; - wxCoord hhdest = YLOG2DEVREL(dstHeight) ; - - wxMemoryDC* memdc = dynamic_cast(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 , - const 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