X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/20b6985553b4e01e7960847e3211d940aeff8742..7f65743f005572f1de2754ba8c5e7cf1eed1847e:/src/mac/carbon/dccg.cpp diff --git a/src/mac/carbon/dccg.cpp b/src/mac/carbon/dccg.cpp old mode 100755 new mode 100644 index 0ccfcd24e6..25c9804a95 --- a/src/mac/carbon/dccg.cpp +++ b/src/mac/carbon/dccg.cpp @@ -1,1590 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dc.cpp +// Name: src/mac/carbon/dccg.cpp // Purpose: wxDC class // Author: Stefan Csomor // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Stefan Csomor -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dc.h" -#endif - -#include "wx/wxprec.h" - -#include "wx/dc.h" - -#if wxMAC_USE_CORE_GRAPHICS - -#include "wx/app.h" -#include "wx/mac/uma.h" -#include "wx/dcmemory.h" -#include "wx/dcprint.h" -#include "wx/region.h" -#include "wx/image.h" -#include "wx/log.h" - - -#if __MSL__ >= 0x6000 -#include "math.h" -using namespace std ; -#endif - -#include "wx/mac/private.h" -#include -#include -#include -#include -#include - -#if !USE_SHARED_LIBRARY -IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject) -#endif - -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- - -#if !defined( __DARWIN__ ) || defined(__MWERKS__) -#ifndef M_PI -const double M_PI = 3.14159265358979 ; -#endif -#endif -const double RAD2DEG = 180.0 / M_PI; -const short kEmulatedMode = -1 ; -const short kUnsupportedMode = -2 ; - -extern TECObjectRef s_TECNativeCToUnicode ; - -// TODO Update -// The text ctrl implementation still needs that 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 ) - { - 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 ) ; -} - -//----------------------------------------------------------------------------- -// Local functions -//----------------------------------------------------------------------------- - -static inline double dmin(double a, double b) { return a < b ? a : b; } -static inline double dmax(double a, double b) { return a > b ? a : b; } -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 -//----------------------------------------------------------------------------- - -wxMacCGPath::wxMacCGPath() -{ - m_path = CGPathCreateMutable() ; -} - -wxMacCGPath::~wxMacCGPath() -{ - CGPathRelease( m_path ) ; -} - -// Starts a new subpath at -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::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 ; -} - - -wxMacCGContext::wxMacCGContext( CGrafPtr port ) -{ - m_qdPort = port ; - Rect bounds ; - GetPortBounds( (CGrafPtr) port , &bounds ) ; - OSStatus status = QDBeginCGContext( (CGrafPtr) port , &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 ) ; -} - -wxMacCGContext::wxMacCGContext( CGContextRef cgcontext ) -{ - m_qdPort = NULL ; - m_cgContext = cgcontext ; -} - -wxMacCGContext::wxMacCGContext() -{ - m_qdPort = NULL ; - m_cgContext = NULL ; -} - -wxMacCGContext::~wxMacCGContext() -{ - if ( m_qdPort ) - QDEndCGContext( m_qdPort , &m_cgContext ) ; -} - - -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 ) ; - CGContextBeginPath( m_cgContext ) ; - CGContextAddPath( m_cgContext , path->GetPath() ) ; - CGContextClosePath( m_cgContext ) ; - CGContextStrokePath( m_cgContext ) ; -} - -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 ; - } - CGContextBeginPath( m_cgContext ) ; - CGContextAddPath( m_cgContext , path->GetPath() ) ; - CGContextClosePath( m_cgContext ) ; - CGContextDrawPath( m_cgContext , mode ) ; -} - -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() { return new wxMacCGPath() ; } -CGContextRef wxMacCGContext::GetNativeContext() { return m_cgContext ; } -void wxMacCGContext::SetNativeContext( CGContextRef cg ) { m_cgContext = cg ; } - -void wxMacCGContext::SetPen( const wxPen &pen ) -{ - bool fill = m_brush.GetStyle() != wxTRANSPARENT ; - bool stroke = 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 ) - { - m_mode = kCGPathFill ; - } - if ( stroke ) - { - RGBColor col = MAC_WXCOLORREF( pen.GetColour().GetPixel() ) ; - CGContextSetRGBStrokeColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ; - - 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 ; - } - CGContextSetLineCap( m_cgContext , cap ) ; - - 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; - } - CGContextSetLineJoin( m_cgContext , join ) ; - - CGContextSetLineWidth( m_cgContext , pen.GetWidth() == 0 ? 0.1 : pen.GetWidth() /* TODO * m_dc->m_scaleX */ ) ; - - m_mode = kCGPathStroke ; - int count = 0 ; - const float *lengths = NULL ; - float *userLengths = NULL ; - - const float dotted[] = { 3 , 3 }; - const float dashed[] = { 19 , 9 }; - const float short_dashed[] = { 9 , 6 }; - const float dotted_dashed[] = { 9 , 6 , 3 , 3 }; - - 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 ( count >0 ) - { - userLengths = new float[count] ; - for( int i = 0 ; i < count ; ++i ) - userLengths[i] = dashes[i] ; - } - lengths = userLengths ; - break ; - default : - break ; - } - - CGContextSetLineDash( m_cgContext , 0 , lengths , count ) ; - delete[] userLengths ; - // we need to change the cap, otherwise everything overlaps - // and we get solid lines - if ( count > 0 ) - CGContextSetLineCap( m_cgContext , kCGLineCapButt ) ; - } - if ( fill && stroke ) - { - m_mode = kCGPathFillStroke ; - } - - } -} -void wxMacCGContext::SetBrush( const wxBrush &brush ) -{ - 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 ) - { - RGBColor col = MAC_WXCOLORREF( brush.GetColour().GetPixel() ) ; - CGContextSetRGBFillColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ; - m_mode = kCGPathFill ; - } - if ( stroke ) - { - m_mode = kCGPathStroke ; - } - if ( fill && stroke ) - { - m_mode = kCGPathFillStroke ; - } - - } -} - -// snippets from Sketch Sample from Apple : - -#define kGenericRGBProfilePathStr "/System/Library/ColorSync/Profiles/Generic RGB Profile.icc" -/* - This function locates, opens, and returns the profile reference for the calibrated - Generic RGB color space. It is up to the caller to call CMCloseProfile when done - with the profile reference this function returns. -*/ -CMProfileRef wxMacOpenGenericProfile(void) -{ - static CMProfileRef cachedRGBProfileRef = NULL; - - // we only create the profile reference once - if (cachedRGBProfileRef == NULL) - { - CMProfileLocation loc; - - loc.locType = cmPathBasedProfile; - strcpy(loc.u.pathLoc.path, kGenericRGBProfilePathStr); - - verify_noerr( CMOpenProfile(&cachedRGBProfileRef, &loc) ); - } - - if (cachedRGBProfileRef) - { - // clone the profile reference so that the caller has their own reference, not our cached one - CMCloneProfileRef(cachedRGBProfileRef); - } - - return cachedRGBProfileRef; -} - -/* - Return the generic RGB color space. This is a 'get' function and the caller should - not release the returned value unless the caller retains it first. Usually callers - of this routine will immediately use the returned colorspace with CoreGraphics - so they typically do not need to retain it themselves. - - This function creates the generic RGB color space once and hangs onto it so it can - return it whenever this function is called. -*/ - -CGColorSpaceRef wxMacGetGenericRGBColorSpace() -{ - static CGColorSpaceRef genericRGBColorSpace = NULL; - - if (genericRGBColorSpace == NULL) - { - CMProfileRef genericRGBProfile = wxMacOpenGenericProfile(); - - if (genericRGBProfile) - { - genericRGBColorSpace = CGColorSpaceCreateWithPlatformColorSpace(genericRGBProfile); - wxASSERT_MSG( genericRGBColorSpace != NULL, wxT("couldn't create the generic RGB color space") ) ; - - // we opened the profile so it is up to us to close it - CMCloseProfile(genericRGBProfile); - } - } - return genericRGBColorSpace; -} - -void AddEllipticArcToPath(CGContextRef c, CGPoint center, float a, float b, float fromDegree , float toDegree ) -{ - CGContextSaveGState(c); - CGContextTranslateCTM(c, center.x, center.y); - CGContextScaleCTM(c, a, b); - CGContextMoveToPoint(c, 1, 0); - CGContextAddArc(c, 0, 0, 1, DegToRad(fromDegree), DegToRad(toDegree), 0); - CGContextClosePath(c); - CGContextRestoreGState(c); -} - -void AddRoundedRectToPath(CGContextRef c, CGRect rect, float ovalWidth, - float ovalHeight) -{ - float fw, fh; - if (ovalWidth == 0 || ovalHeight == 0) - { - CGContextAddRect(c, rect); - return; - } - CGContextSaveGState(c); - CGContextTranslateCTM(c, CGRectGetMinX(rect), CGRectGetMinY(rect)); - CGContextScaleCTM(c, ovalWidth, ovalHeight); - fw = CGRectGetWidth(rect) / ovalWidth; - fh = CGRectGetHeight(rect) / ovalHeight; - CGContextMoveToPoint(c, fw, fh/2); - CGContextAddArcToPoint(c, fw, fh, fw/2, fh, 1); - CGContextAddArcToPoint(c, 0, fh, 0, fh/2, 1); - CGContextAddArcToPoint(c, 0, 0, fw/2, 0, 1); - CGContextAddArcToPoint(c, fw, 0, fw, fh/2, 1); - CGContextClosePath(c); - CGContextRestoreGState(c); -} - -wxDC::wxDC() -{ - m_ok = FALSE; - m_colour = TRUE; - m_mm_to_pix_x = mm2pt; - m_mm_to_pix_y = mm2pt; - m_internalDeviceOriginX = 0; - m_internalDeviceOriginY = 0; - 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 = FALSE; - m_needComputeScaleY = FALSE; - - m_ok = FALSE ; - - 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(void) -{ - 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("invalid window dc") ); - wxCHECK_RET( bmp.Ok(), wxT("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); - - CGContextRef cg = dynamic_cast(m_graphicContext)->GetNativeContext() ; - CGImageRef image = (CGImageRef)( bmp.CGImageCreate() ) ; - HIRect r = CGRectMake( xx , yy , ww , hh ) ; - HIViewDrawCGImage( cg , &r , image ) ; - CGImageRelease( image ) ; -} - -void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y ) -{ - wxCHECK_RET(Ok(), wxT("Invalid dc wxDC::DoDrawIcon")); - wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon")); - - wxCoord xx = XLOG2DEVMAC(x); - wxCoord yy = YLOG2DEVMAC(y); - wxCoord w = icon.GetWidth(); - wxCoord h = icon.GetHeight(); - wxCoord ww = XLOG2DEVREL(w); - wxCoord hh = YLOG2DEVREL(h); - - CGContextRef cg = dynamic_cast(m_graphicContext)->GetNativeContext() ; - CGRect r = CGRectMake( 00 , 00 , ww , hh ) ; - CGContextSaveGState(cg); - CGContextTranslateCTM(cg, xx , yy + hh ); - CGContextScaleCTM(cg, 1, -1); - PlotIconRefInContext( cg , &r , kAlignNone , kTransformNone , - NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ; - CGContextRestoreGState( cg ) ; -} - -void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) -{ - wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion Invalid DC")); - wxCoord xx, yy, ww, hh; - xx = XLOG2DEVMAC(x); - yy = YLOG2DEVMAC(y); - ww = XLOG2DEVREL(width); - hh = YLOG2DEVREL(height); -// 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("invalid window 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 - { - /* - CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ; - if ( xx != x || yy != y ) - { - OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ; - } - 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; - } - } -} - -void wxDC::DestroyClippingRegion() -{ -// CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ; - m_clipping = FALSE; -} - -void wxDC::DoGetSizeMM( int* width, int* height ) const -{ - int w = 0; - int h = 0; - GetSize( &w, &h ); - *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) ); - *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) ); -} - -void wxDC::SetTextForeground( const wxColour &col ) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - if ( col != m_textForegroundColour ) - { - m_textForegroundColour = col; - MacInstallFont() ; - } -} - -void wxDC::SetTextBackground( const wxColour &col ) -{ - wxCHECK_RET(Ok(), wxT("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; - default: - case wxMM_TEXT: - SetLogicalScale( 1.0, 1.0 ); - break; - } - if (mode != wxMM_TEXT) - { - m_needComputeScaleX = TRUE; - 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_internalDeviceOriginX + m_externalDeviceOriginX; - m_deviceOriginY = m_internalDeviceOriginY + 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; - MacInstallFont() ; -} - -void wxDC::SetPen( const wxPen &pen ) -{ - if ( m_pen == pen ) - return ; - m_pen = pen; - if ( m_graphicContext ) - { - m_graphicContext->SetPen( m_pen ) ; - } -} - -void wxDC::SetBrush( const wxBrush &brush ) -{ - if (m_brush == brush) - return; - m_brush = brush; - if ( m_graphicContext ) - { - m_graphicContext->SetBrush( m_brush ) ; - } -} - -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 ; -} - -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::DoGetPixel Invalid DC") ); - wxFAIL_MSG( wxT("GetPixel not implemented on Core Graphics") ) ; - return false ; -} - -void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - - 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::DoCrossHair Invalid window dc") ); - - - int w = 0; - int 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); -} - -/* -* To draw arcs properly the angles need to be converted from the WX style: -* Angles start on the +ve X axis and go anti-clockwise (As you would draw on -* a normal axis on paper). -* TO -* the Mac style: -* Angles start on the +ve y axis and go clockwise. -*/ - -static double wxConvertWXangleToMACangle(double angle) -{ - double newAngle = 90 - angle ; - if ( newAngle < 0 ) - newAngle += 360 ; - return newAngle ; -} - -void wxDC::DoDrawArc( wxCoord x1, wxCoord y1, - wxCoord x2, wxCoord y2, - wxCoord xc, wxCoord yc ) -{ - wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc Invalid DC")); - 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 radius1, radius2; - if (xx1 == xx2 && yy1 == yy2) - { - radius1 = 0.0; - radius2 = 360.0; - } - else if (radius == 0.0) - { - radius1 = radius2 = 0.0; - } - else - { - radius1 = (xx1 - xxc == 0) ? - (yy1 - yyc < 0) ? 90.0 : -90.0 : - -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG; - radius2 = (xx2 - xxc == 0) ? - (yy2 - yyc < 0) ? 90.0 : -90.0 : - -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG; - } - wxCoord alpha2 = wxCoord(radius2 - radius1); - wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1)); - if( (xx1 > xx2) || (yy1 > yy2) ) { - alpha2 *= -1; - } - Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad }; - wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ; - CGContextRef ctx = mctx->GetNativeContext() ; - AddEllipticArcToPath( ctx , CGPointMake( xxc , yyc ) , rad , rad , 0 , 180 ) ; - CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ; -} - -void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h, - double sa, double ea ) -{ - wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc Invalid DC")); - - double angle = sa - ea; // Order important Mac in opposite direction to wx - // we have to make sure that the filling is always counter-clockwise - if ( angle > 0 ) - angle -= 360 ; - 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; } - sa = wxConvertWXangleToMACangle(sa); - wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ; - CGContextRef ctx = mctx->GetNativeContext() ; - AddEllipticArcToPath( ctx , CGPointMake( xx + ww / 2 , yy + hh / 2 ) , ww / 2 , hh / 2 , sa , angle) ; - CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ; -} - -void wxDC::DoDrawPoint( wxCoord x, wxCoord y ) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - DoDrawLine( x , y , x + 1 , y + 1 ) ; -} - -void wxDC::DoDrawLines(int n, wxPoint points[], - wxCoord xoffset, wxCoord yoffset) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - - 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 ; -} - -void wxDC::DoDrawPolygon(int n, wxPoint points[], - wxCoord xoffset, wxCoord yoffset, - int fillStyle ) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - wxCoord x1, x2 , y1 , y2 ; - if ( n== 0 || (m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT ) ) - return ; - - 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("Invalid DC")); - 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() ; - path->AddRectangle(xx ,yy , ww , hh ) ; - path->CloseSubpath() ; - m_graphicContext->DrawPath( path ) ; - delete path ; -} - -void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, - wxCoord width, wxCoord height, - double radius) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - 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; - } - Rect rect = { yy , xx , yy + hh , xx + ww } ; - wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ; - CGContextRef ctx = mctx->GetNativeContext() ; - AddRoundedRectToPath( ctx , CGRectMake( xx , yy , ww , hh ) , 16 ,16 ) ; - CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ; -} - -void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - 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; - } - - wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ; - CGContextRef ctx = mctx->GetNativeContext() ; - if ( width == height ) - { - CGContextBeginPath(ctx); - CGContextAddArc(ctx , - xx + ww / 2, - yy + hh / 2, - ww / 2, - 0, - 2 * M_PI, - 0 ) ; - CGContextClosePath(ctx); - - CGContextDrawPath( ctx , kCGPathFillStroke ) ; - } - else - { - AddEllipticArcToPath( ctx , CGPointMake( xx + ww / 2 , yy + hh / 2 ) , ww / 2 , hh / 2 , 0 , 360) ; - CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ; - } -} - -bool wxDC::CanDrawBitmap(void) 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::DoBlit Illegal dc")); - wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit Illegal source DC")); - if ( logical_func == wxNO_OP ) - return TRUE ; - if (xsrcMask == -1 && ysrcMask == -1) - { - xsrcMask = xsrc; ysrcMask = ysrc; - } - - wxMemoryDC* memdc = dynamic_cast(source) ; - if ( memdc ) - { - wxBitmap blit = memdc->GetSelectedObject() ; - wxASSERT_MSG( blit.Ok() , wxT("Invalid bitmap for blitting") ) ; - - wxCoord xxdest = XLOG2DEVMAC(xdest); - wxCoord yydest = YLOG2DEVMAC(ydest); - wxCoord ww = XLOG2DEVREL(width); - wxCoord hh = YLOG2DEVREL(height); - - wxCoord bmpwidth = blit.GetWidth(); - wxCoord bmpheight = blit.GetHeight(); - - if ( xsrc != 0 || ysrc != 0 || bmpwidth != width || bmpheight != height ) - { - wxRect subrect( xsrc, ysrc, width , height ) ; - blit = blit.GetSubBitmap( subrect ) ; - } - - CGContextRef cg = dynamic_cast(m_graphicContext)->GetNativeContext() ; - CGImageRef image = (CGImageRef)( blit.CGImageCreate() ) ; - HIRect r = CGRectMake( xxdest , yydest , ww , hh ) ; - HIViewDrawCGImage( cg , &r , image ) ; - CGImageRelease( image ) ; - - } - else - { - wxFAIL_MSG( wxT("Blitting is only supported from bitmap contexts") ) ; - } - return TRUE; -} - -void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y, - double angle) -{ - wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText Invalid window dc") ); - - if ( str.Length() == 0 ) - return ; - - wxCHECK_RET( m_macATSUIStyle != NULL , wxT("No valid font set") ) ; - - OSStatus status = noErr ; - ATSUTextLayout atsuLayout ; - UniCharCount chars = str.Length() ; - UniChar* ubuf = NULL ; -#if SIZEOF_WCHAR_T == 4 - wxMBConvUTF16BE 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 - - int drawX = XLOG2DEVMAC(x) ; - int drawY = YLOG2DEVMAC(y) ; - - 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") ); - 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 ) ; - } - { - CGContextRef cgContext = dynamic_cast(m_graphicContext)->GetNativeContext() ; - ATSUAttributeTag atsuTags[] = - { - kATSUCGContextTag , - } ; - ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] = - { - sizeof( CGContextRef ) , - } ; - ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] = - { - &cgContext , - } ; - status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag), - atsuTags, atsuSizes, atsuValues ) ; - } - - ATSUTextMeasurement textBefore ; - ATSUTextMeasurement textAfter ; - ATSUTextMeasurement ascent ; - ATSUTextMeasurement descent ; - - status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, - &textBefore , &textAfter, &ascent , &descent ); - wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); - - Rect rect ; - - if ( m_backgroundMode == wxSOLID ) - { - wxGraphicPath* path = m_graphicContext->CreatePath() ; - path->MoveToPoint( - drawX , - drawY ) ; - path->AddLineToPoint( - drawX + sin(angle/RAD2DEG) * FixedToInt(ascent + descent) , - drawY + cos(angle/RAD2DEG) * FixedToInt(ascent + descent) ) ; - path->AddLineToPoint( - drawX + sin(angle/RAD2DEG) * FixedToInt(ascent + descent ) + cos(angle/RAD2DEG) * FixedToInt(textAfter) , - drawY + cos(angle/RAD2DEG) * FixedToInt(ascent + descent) - sin(angle/RAD2DEG) * FixedToInt(textAfter) ) ; - path->AddLineToPoint( - drawX + cos(angle/RAD2DEG) * FixedToInt(textAfter) , - drawY - sin(angle/RAD2DEG) * FixedToInt(textAfter) ) ; - - m_graphicContext->FillPath( path , m_textBackgroundColour ) ; - delete path ; - } - - drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent)); - drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent)); - - status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, - IntToFixed(drawX) , IntToFixed(drawY) , &rect ); - wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); - - CGContextSaveGState(dynamic_cast(m_graphicContext)->GetNativeContext()); - CGContextTranslateCTM(dynamic_cast(m_graphicContext)->GetNativeContext(), drawX, drawY); - CGContextScaleCTM(dynamic_cast(m_graphicContext)->GetNativeContext(), 1, -1); - status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, - IntToFixed(0) , IntToFixed(0) ); - wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") ); - CGContextRestoreGState( dynamic_cast(m_graphicContext)->GetNativeContext() ) ; - - CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) ); - CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) ); - - ::ATSUDisposeTextLayout(atsuLayout); -#if SIZEOF_WCHAR_T == 4 - free( ubuf ) ; -#endif -} - -void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y) -{ - wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC")); - DoDrawRotatedText( strtext , x , y , 0.0 ) ; -} - -bool wxDC::CanGetTextExtent() const -{ - wxCHECK_MSG(Ok(), false, wxT("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("Invalid DC")); - wxFont formerFont = m_font ; - if ( theFont ) - { - // work around the constness - *((wxFont*)(&m_font)) = *theFont ; - MacInstallFont() ; - } - - if ( str.Length() == 0 ) - return ; - - wxCHECK_RET( m_macATSUIStyle != NULL , wxT("No valid font set") ) ; - - OSStatus status = noErr ; - ATSUTextLayout atsuLayout ; - UniCharCount chars = str.Length() ; - UniChar* ubuf = NULL ; -#if SIZEOF_WCHAR_T == 4 - wxMBConvUTF16BE 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 ; - ATSUTextMeasurement textAfter ; - ATSUTextMeasurement textAscent ; - ATSUTextMeasurement textDescent ; - - status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, - &textBefore , &textAfter, &textAscent , &textDescent ); - - if ( height ) - *height = YDEV2LOGREL( FixedToInt(textAscent + textDescent) ) ; - if ( descent ) - *descent =YDEV2LOGREL( FixedToInt(textDescent) ); - if ( externalLeading ) - *externalLeading = 0 ; - if ( width ) - *width = XDEV2LOGREL( FixedToInt(textAfter - textBefore) ) ; - - ::ATSUDisposeTextLayout(atsuLayout); -#if SIZEOF_WCHAR_T == 4 - free( ubuf ) ; -#endif - if ( theFont ) - { - // work around the constness - *((wxFont*)(&m_font)) = formerFont ; - MacInstallFont() ; - } -} - - -bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const -{ - wxCHECK_MSG(Ok(), false, wxT("Invalid DC")); - - widths.Empty(); - widths.Add(0, text.Length()); - - if (text.Length() == 0) - return false; - - wxFAIL_MSG( wxT("Unimplemented for Core Graphics") ) ; - - return false; -} - -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("Invalid DC")); - - if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT) - { - HIRect rect = CGRectMake( -10000 , -10000 , 20000 , 20000 ) ; - switch( m_backgroundBrush.MacGetBrushKind() ) - { - case kwxMacBrushTheme : - { - } - break ; - case kwxMacBrushThemeBackground : - { - HIThemeBackgroundDrawInfo drawInfo ; - drawInfo.version = 0 ; - drawInfo.state = kThemeStateActive ; - drawInfo.kind = m_backgroundBrush.MacGetThemeBackground(NULL) ; - HIThemeDrawBackground( &rect , &drawInfo, dynamic_cast(m_graphicContext)->GetNativeContext() , - kHIThemeOrientationNormal) ; - - } - break ; - case kwxMacBrushColour : - { - RGBColor col = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) ; - CGContextSetRGBFillColor( dynamic_cast(m_graphicContext)->GetNativeContext() , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ; - CGContextFillRect(dynamic_cast(m_graphicContext)->GetNativeContext(), rect); - - // reset to normal value - col = MAC_WXCOLORREF( GetBrush().GetColour().GetPixel() ) ; - CGContextSetRGBFillColor( dynamic_cast(m_graphicContext)->GetNativeContext() , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ; - } - break ; - } - } -} - -void wxDC::MacInstallFont() const -{ - wxCHECK_RET(Ok(), wxT("Invalid DC")); - - if( m_macATSUIStyle ) - { - ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle); - m_macATSUIStyle = NULL ; - } - - OSStatus status = noErr ; - status = ATSUCreateAndCopyStyle( (ATSUStyle) m_font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ; - wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ; - - Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ; - RGBColor atsuColor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ; - ATSUAttributeTag atsuTags[] = - { - kATSUSizeTag , - kATSUColorTag , - } ; - ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] = - { - sizeof( Fixed ) , - sizeof( RGBColor ) , - } ; -// Boolean kTrue = true ; -// Boolean kFalse = false ; - -// ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal; - 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") ) ; -} - -// --------------------------------------------------------------------------- -// coordinates transformations -// --------------------------------------------------------------------------- - -wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const -{ - return ((wxDC *)this)->XDEV2LOG(x); -} - -wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const -{ - return ((wxDC *)this)->YDEV2LOG(y); -} - -wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const -{ - return ((wxDC *)this)->XDEV2LOGREL(x); -} - -wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const -{ - return ((wxDC *)this)->YDEV2LOGREL(y); -} - -wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const -{ - return ((wxDC *)this)->XLOG2DEV(x); -} - -wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const -{ - return ((wxDC *)this)->YLOG2DEV(y); -} - -wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const -{ - return ((wxDC *)this)->XLOG2DEVREL(x); -} - -wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const -{ - return ((wxDC *)this)->YLOG2DEVREL(y); -} - -#endif // wxMAC_USE_CORE_GRAPHICS - +// TODO REMOVE \ No newline at end of file