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d16b634fa336d09050d01786fb420d32ef43d311
wxWidgets/src/mac/classic/dc.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: dc.cpp
// Purpose: wxDC class
// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "dc.h"
#endif
#include "wx/dc.h"
#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 <ATSUnicode.h>
#include <TextCommon.h>
#include <TextEncodingConverter.h>
#include <FixMath.h>
#if !USE_SHARED_LIBRARY
IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
#endif
//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------
#define mm2inches 0.0393700787402
#define inches2mm 25.4
#define mm2twips 56.6929133859
#define twips2mm 0.0176388888889
#define mm2pt 2.83464566929
#define pt2mm 0.352777777778
#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 ;
// set to 0 if problems arise
#define wxMAC_EXPERIMENTAL_DC 1
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) ;
}
#if wxMAC_EXPERIMENTAL_DC
class wxMacFastPortSetter
{
public :
wxMacFastPortSetter( const wxDC *dc )
{
wxASSERT( dc->Ok() ) ;
GetPort( &m_oldPort ) ;
SetPort( (GrafPtr) dc->m_macPort ) ;
m_clipRgn = NewRgn() ;
GetClip( m_clipRgn ) ;
m_dc = dc ;
dc->MacSetupPort( NULL ) ;
}
~wxMacFastPortSetter()
{
SetPort( (GrafPtr) m_dc->m_macPort ) ;
SetClip( m_clipRgn ) ;
SetPort( m_oldPort ) ;
m_dc->MacCleanupPort( NULL ) ;
DisposeRgn( m_clipRgn ) ;
}
private :
RgnHandle m_clipRgn ;
GrafPtr m_oldPort ;
const wxDC* m_dc ;
} ;
#else
typedef wxMacPortSetter wxMacFastPortSetter ;
#endif
#if 0
// start moving to a dual implementation for QD and CGContextRef
class wxMacGraphicsContext
{
public :
void DrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask ) = 0 ;
void SetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) = 0 ;
void SetClippingRegion( const wxRegion &region ) = 0 ;
void DestroyClippingRegion() = 0 ;
void SetTextForeground( const wxColour &col ) = 0 ;
void SetTextBackground( const wxColour &col ) = 0 ;
void SetLogicalScale( double x , double y ) = 0 ;
void SetUserScale( double x , double y ) = 0;
} ;
class wxMacQuickDrawContext : public wxMacGraphicsContext
{
public :
} ;
#endif
wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win )
{
m_formerClip = NewRgn() ;
m_newClip = NewRgn() ;
GetClip( m_formerClip ) ;
if ( win )
{
#if 0
// this clipping area was set to the parent window's drawing area, lead to problems
// with MacOSX controls drawing outside their wx' rectangle
RgnHandle insidergn = NewRgn() ;
int x = 0 , y = 0;
wxWindow *parent = win->GetParent() ;
parent->MacWindowToRootWindow( &x,&y ) ;
wxSize size = parent->GetSize() ;
SetRectRgn( insidergn , parent->MacGetLeftBorderSize() , parent->MacGetTopBorderSize() ,
size.x - parent->MacGetRightBorderSize(),
size.y - parent->MacGetBottomBorderSize()) ;
CopyRgn( (RgnHandle) parent->MacGetVisibleRegion(false).GetWXHRGN() , m_newClip ) ;
SectRgn( m_newClip , insidergn , m_newClip ) ;
OffsetRgn( m_newClip , x , y ) ;
SetClip( m_newClip ) ;
DisposeRgn( insidergn ) ;
#else
int x = 0 , y = 0;
win->MacWindowToRootWindow( &x,&y ) ;
CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion().GetWXHRGN() , m_newClip ) ;
OffsetRgn( m_newClip , x , y ) ;
SetClip( m_newClip ) ;
#endif
}
}
wxMacWindowClipper::~wxMacWindowClipper()
{
SetClip( m_formerClip ) ;
DisposeRgn( m_newClip ) ;
DisposeRgn( m_formerClip ) ;
}
//-----------------------------------------------------------------------------
// 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; }
//-----------------------------------------------------------------------------
// wxDC
//-----------------------------------------------------------------------------
// this function emulates all wx colour manipulations, used to verify the implementation
// by setting the mode in the blitting functions to kEmulatedMode
void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
{
switch ( logical_func )
{
case wxAND: // src AND dst
dstColor.red = dstColor.red & srcColor.red ;
dstColor.green = dstColor.green & srcColor.green ;
dstColor.blue = dstColor.blue & srcColor.blue ;
break ;
case wxAND_INVERT: // (NOT src) AND dst
dstColor.red = dstColor.red & ~srcColor.red ;
dstColor.green = dstColor.green & ~srcColor.green ;
dstColor.blue = dstColor.blue & ~srcColor.blue ;
break ;
case wxAND_REVERSE:// src AND (NOT dst)
dstColor.red = ~dstColor.red & srcColor.red ;
dstColor.green = ~dstColor.green & srcColor.green ;
dstColor.blue = ~dstColor.blue & srcColor.blue ;
break ;
case wxCLEAR: // 0
dstColor.red = 0 ;
dstColor.green = 0 ;
dstColor.blue = 0 ;
break ;
case wxCOPY: // src
dstColor.red = srcColor.red ;
dstColor.green = srcColor.green ;
dstColor.blue = srcColor.blue ;
break ;
case wxEQUIV: // (NOT src) XOR dst
dstColor.red = dstColor.red ^ ~srcColor.red ;
dstColor.green = dstColor.green ^ ~srcColor.green ;
dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
break ;
case wxINVERT: // NOT dst
dstColor.red = ~dstColor.red ;
dstColor.green = ~dstColor.green ;
dstColor.blue = ~dstColor.blue ;
break ;
case wxNAND: // (NOT src) OR (NOT dst)
dstColor.red = ~dstColor.red | ~srcColor.red ;
dstColor.green = ~dstColor.green | ~srcColor.green ;
dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
break ;
case wxNOR: // (NOT src) AND (NOT dst)
dstColor.red = ~dstColor.red & ~srcColor.red ;
dstColor.green = ~dstColor.green & ~srcColor.green ;
dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
break ;
case wxNO_OP: // dst
break ;
case wxOR: // src OR dst
dstColor.red = dstColor.red | srcColor.red ;
dstColor.green = dstColor.green | srcColor.green ;
dstColor.blue = dstColor.blue | srcColor.blue ;
break ;
case wxOR_INVERT: // (NOT src) OR dst
dstColor.red = dstColor.red | ~srcColor.red ;
dstColor.green = dstColor.green | ~srcColor.green ;
dstColor.blue = dstColor.blue | ~srcColor.blue ;
break ;
case wxOR_REVERSE: // src OR (NOT dst)
dstColor.red = ~dstColor.red | srcColor.red ;
dstColor.green = ~dstColor.green | srcColor.green ;
dstColor.blue = ~dstColor.blue | srcColor.blue ;
break ;
case wxSET: // 1
dstColor.red = 0xFFFF ;
dstColor.green = 0xFFFF ;
dstColor.blue = 0xFFFF ;
break ;
case wxSRC_INVERT: // (NOT src)
dstColor.red = ~srcColor.red ;
dstColor.green = ~srcColor.green ;
dstColor.blue = ~srcColor.blue ;
break ;
case wxXOR: // src XOR dst
dstColor.red = dstColor.red ^ srcColor.red ;
dstColor.green = dstColor.green ^ srcColor.green ;
dstColor.blue = dstColor.blue ^ srcColor.blue ;
break ;
}
}
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_macPort = NULL ;
m_macMask = NULL ;
m_ok = FALSE ;
m_macFontInstalled = false ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
m_macBoundaryClipRgn = NewRgn() ;
m_macCurrentClipRgn = NewRgn() ;
SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
m_pen = *wxBLACK_PEN;
m_font = *wxNORMAL_FONT;
m_brush = *wxWHITE_BRUSH;
#ifdef __WXDEBUG__
// needed to debug possible errors with two active drawing methods at the same time on
// the same DC
m_macCurrentPortStateHelper = NULL ;
#endif
m_macATSUIStyle = NULL ;
m_macAliasWasEnabled = false;
m_macForegroundPixMap = NULL ;
m_macBackgroundPixMap = NULL ;
}
wxDC::~wxDC(void)
{
DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
}
void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
{
#ifdef __WXDEBUG__
wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
m_macCurrentPortStateHelper = help ;
#endif
SetClip( (RgnHandle) m_macCurrentClipRgn);
#if ! wxMAC_EXPERIMENTAL_DC
m_macFontInstalled = false ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
#endif
}
void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
{
#ifdef __WXDEBUG__
wxASSERT( m_macCurrentPortStateHelper == help ) ;
m_macCurrentPortStateHelper = NULL ;
#endif
if( m_macATSUIStyle )
{
::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
m_macATSUIStyle = NULL ;
}
if ( m_macAliasWasEnabled )
{
SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
m_macAliasWasEnabled = false ;
}
if ( m_macForegroundPixMap )
{
Pattern blackColor ;
::PenPat(GetQDGlobalsBlack(&blackColor));
DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
m_macForegroundPixMap = NULL ;
}
if ( m_macBackgroundPixMap )
{
Pattern whiteColor ;
::BackPat(GetQDGlobalsWhite(&whiteColor));
DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
m_macBackgroundPixMap = NULL ;
}
}
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") );
wxMacFastPortSetter helper(this) ;
wxCoord xx = XLOG2DEVMAC(x);
wxCoord yy = YLOG2DEVMAC(y);
wxCoord w = bmp.GetWidth();
wxCoord h = bmp.GetHeight();
wxCoord ww = XLOG2DEVREL(w);
wxCoord hh = YLOG2DEVREL(h);
// Set up drawing mode
short mode = (m_logicalFunction == wxCOPY ? srcCopy :
//m_logicalFunction == wxCLEAR ? WHITENESS :
//m_logicalFunction == wxSET ? BLACKNESS :
m_logicalFunction == wxINVERT ? hilite :
//m_logicalFunction == wxAND ? MERGECOPY :
m_logicalFunction == wxOR ? srcOr :
m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
m_logicalFunction == wxXOR ? srcXor :
m_logicalFunction == wxOR_REVERSE ? notSrcOr :
//m_logicalFunction == wxAND_REVERSE ? SRCERASE :
//m_logicalFunction == wxSRC_OR ? srcOr :
//m_logicalFunction == wxSRC_AND ? SRCAND :
srcCopy );
if ( bmp.GetBitmapType() == kMacBitmapTypePict ) {
Rect bitmaprect = { 0 , 0 , hh, ww };
::OffsetRect( &bitmaprect, xx, yy ) ;
::DrawPicture( (PicHandle) bmp.GetPict(), &bitmaprect ) ;
}
else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
{
GWorldPtr bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP() );
PixMapHandle bmappixels ;
// Set foreground and background colours (for bitmaps depth = 1)
if(bmp.GetDepth() == 1)
{
RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
RGBForeColor(&fore);
RGBBackColor(&back);
}
else
{
RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
RGBColor black = { 0,0,0} ;
RGBForeColor( &black ) ;
RGBBackColor( &white ) ;
}
bmappixels = GetGWorldPixMap( bmapworld ) ;
wxCHECK_RET(LockPixels(bmappixels),
wxT("DoDrawBitmap: Unable to lock pixels"));
Rect source = { 0, 0, h, w };
Rect dest = { yy, xx, yy + hh, xx + ww };
if ( useMask && bmp.GetMask() )
{
if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap()))))
{
CopyDeepMask
(
GetPortBitMapForCopyBits(bmapworld),
GetPortBitMapForCopyBits(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())),
GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
&source, &source, &dest, mode, NULL
);
UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())));
}
}
else {
CopyBits( GetPortBitMapForCopyBits( bmapworld ),
GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
&source, &dest, mode, NULL ) ;
}
UnlockPixels( bmappixels ) ;
}
else if ( bmp.GetBitmapType() == kMacBitmapTypeIcon )
{
Rect bitmaprect = { 0 , 0 , bmp.GetHeight(), bmp.GetWidth() } ;
OffsetRect( &bitmaprect, xx, yy ) ;
PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(bmp.GetHICON()) ) ;
}
m_macPenInstalled = false ;
m_macBrushInstalled = false ;
m_macFontInstalled = false ;
}
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"));
DoDrawBitmap( icon , x , y , icon.GetMask() != NULL ) ;
}
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;
}
}
void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region )
{
wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
if (region.Empty())
{
DestroyClippingRegion();
return;
}
wxMacFastPortSetter helper(this) ;
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()
{
wxMacFastPortSetter helper(this) ;
CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
ResetClipping();
}
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"));
m_textForegroundColour = col;
m_macFontInstalled = false ;
}
void wxDC::SetTextBackground( const wxColour &col )
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
m_textBackgroundColour = col;
m_macFontInstalled = false ;
}
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();
}
#if 0
void wxDC::SetInternalDeviceOrigin( long x, long y )
{
m_internalDeviceOriginX = x;
m_internalDeviceOriginY = y;
ComputeScaleAndOrigin();
}
void wxDC::GetInternalDeviceOrigin( long *x, long *y )
{
if (x) *x = m_internalDeviceOriginX;
if (y) *y = m_internalDeviceOriginY;
}
#endif
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
{
if ( IsPortColor( (CGrafPtr) m_macPort ) )
{
return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
}
return 1 ;
}
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();
wxPen tempPen;
m_pen = tempPen;
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;
m_macFontInstalled = false ;
}
void wxDC::SetPen( const wxPen &pen )
{
if ( m_pen == pen )
return ;
m_pen = pen;
m_macPenInstalled = false ;
}
void wxDC::SetBrush( const wxBrush &brush )
{
if (m_brush == brush)
return;
m_brush = brush;
m_macBrushInstalled = false ;
}
void wxDC::SetBackground( const wxBrush &brush )
{
if (m_backgroundBrush == brush)
return;
m_backgroundBrush = brush;
if (!m_backgroundBrush.Ok())
return;
m_macBrushInstalled = false ;
}
void wxDC::SetLogicalFunction( int function )
{
if (m_logicalFunction == function)
return;
m_logicalFunction = function ;
m_macFontInstalled = false ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
}
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") );
wxMacFastPortSetter helper(this) ;
RGBColor colour;
GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
// Convert from Mac colour to wx
col->Set( colour.red >> 8,
colour.green >> 8,
colour.blue >> 8);
return true ;
}
void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
if ((m_pen.GetCap() == wxCAP_ROUND) &&
(m_pen.GetWidth() <= 1))
{
// Implement LAST_NOT for MAC at least for
// orthogonal lines. RR.
if (xx1 == xx2)
{
if (yy1 < yy2)
yy2--;
if (yy1 > yy2)
yy2++;
}
if (yy1 == yy2)
{
if (xx1 < xx2)
xx2--;
if (xx1 > xx2)
xx2++;
}
}
::MoveTo(xx1, yy1);
::LineTo(xx2, yy2);
}
}
void wxDC::DoCrossHair( wxCoord x, wxCoord y )
{
wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair Invalid window dc") );
wxMacFastPortSetter helper(this) ;
if (m_pen.GetStyle() != wxTRANSPARENT)
{
int w = 0;
int h = 0;
GetSize( &w, &h );
wxCoord xx = XLOG2DEVMAC(x);
wxCoord yy = YLOG2DEVMAC(y);
MacInstallPen();
::MoveTo( XLOG2DEVMAC(0), yy );
::LineTo( XLOG2DEVMAC(w), yy );
::MoveTo( xx, YLOG2DEVMAC(0) );
::LineTo( xx, YLOG2DEVMAC(h) );
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"));
wxMacFastPortSetter helper(this) ;
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 };
if(m_brush.GetStyle() != wxTRANSPARENT) {
MacInstallBrush();
PaintArc(&r, alpha1, alpha2);
}
if(m_pen.GetStyle() != wxTRANSPARENT) {
MacInstallPen();
FrameArc(&r, alpha1, alpha2);
}
}
void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
double sa, double ea )
{
wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc Invalid DC"));
wxMacFastPortSetter helper(this) ;
Rect r;
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);
r.top = yy;
r.left = xx;
r.bottom = yy + hh;
r.right = xx + ww;
if(m_brush.GetStyle() != wxTRANSPARENT) {
MacInstallBrush();
PaintArc(&r, (short)sa, (short)angle);
}
if(m_pen.GetStyle() != wxTRANSPARENT) {
MacInstallPen();
FrameArc(&r, (short)sa, (short)angle);
}
}
void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
if (m_pen.GetStyle() != wxTRANSPARENT)
{
wxCoord xx1 = XLOG2DEVMAC(x);
wxCoord yy1 = YLOG2DEVMAC(y);
RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
::SetCPixel( xx1,yy1,&pencolor) ;
CalcBoundingBox(x, y);
}
}
void wxDC::DoDrawLines(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset)
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
if (m_pen.GetStyle() == wxTRANSPARENT)
return;
MacInstallPen() ;
wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
wxCoord x1, x2 , y1 , y2 ;
x1 = XLOG2DEVMAC(points[0].x + xoffset);
y1 = YLOG2DEVMAC(points[0].y + yoffset);
::MoveTo(x1 - offset, y1 - offset );
for (int i = 0; i < n-1; i++)
{
x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
::LineTo( x2 - offset, y2 - offset );
}
}
void wxDC::DoDrawPolygon(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
int fillStyle )
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
wxCoord x1, x2 , y1 , y2 ;
if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
return ;
PolyHandle polygon = OpenPoly();
x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
::MoveTo(x1,y1);
for (int i = 1; i < n; i++)
{
x2 = XLOG2DEVMAC(points[i].x + xoffset);
y2 = YLOG2DEVMAC(points[i].y + yoffset);
::LineTo(x2, y2);
}
// close the polyline if necessary
if ( x1 != x2 || y1 != y2 )
{
::LineTo(x1,y1 ) ;
}
ClosePoly();
if (m_brush.GetStyle() != wxTRANSPARENT)
{
MacInstallBrush();
::PaintPoly( polygon );
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FramePoly( polygon ) ;
}
KillPoly( polygon );
}
void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
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 } ;
if (m_brush.GetStyle() != wxTRANSPARENT)
{
MacInstallBrush() ;
::PaintRect( &rect ) ;
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FrameRect( &rect ) ;
}
}
void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
wxCoord width, wxCoord height,
double radius)
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
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 } ;
if (m_brush.GetStyle() != wxTRANSPARENT)
{
MacInstallBrush() ;
::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
}
}
void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
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 } ;
if (m_brush.GetStyle() != wxTRANSPARENT)
{
MacInstallBrush() ;
::PaintOval( &rect ) ;
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FrameOval( &rect ) ;
}
}
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;
}
// correct the parameter in case this dc does not have a mask at all
if ( useMask && !source->m_macMask )
useMask = false ;
Rect srcrect , dstrect ;
srcrect.top = source->YLOG2DEVMAC(ysrc) ;
srcrect.left = source->XLOG2DEVMAC(xsrc) ;
srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
dstrect.top = YLOG2DEVMAC(ydest) ;
dstrect.left = XLOG2DEVMAC(xdest) ;
dstrect.bottom = YLOG2DEVMAC(ydest + height ) ;
dstrect.right = XLOG2DEVMAC(xdest + width ) ;
short mode = kUnsupportedMode ;
bool invertDestinationFirst = false ;
switch ( logical_func )
{
case wxAND: // src AND dst
mode = adMin ; // ok
break ;
case wxAND_INVERT: // (NOT src) AND dst
mode = notSrcOr ; // ok
break ;
case wxAND_REVERSE:// src AND (NOT dst)
invertDestinationFirst = true ;
mode = srcOr ;
break ;
case wxCLEAR: // 0
mode = kEmulatedMode ;
break ;
case wxCOPY: // src
mode = srcCopy ; // ok
break ;
case wxEQUIV: // (NOT src) XOR dst
mode = srcXor ; // ok
break ;
case wxINVERT: // NOT dst
mode = kEmulatedMode ; //or hilite ;
break ;
case wxNAND: // (NOT src) OR (NOT dst)
invertDestinationFirst = true ;
mode = srcBic ;
break ;
case wxNOR: // (NOT src) AND (NOT dst)
invertDestinationFirst = true ;
mode = notSrcOr ;
break ;
case wxNO_OP: // dst
mode = kEmulatedMode ; // this has already been handled upon entry
break ;
case wxOR: // src OR dst
mode = notSrcBic ;
break ;
case wxOR_INVERT: // (NOT src) OR dst
mode = srcBic ;
break ;
case wxOR_REVERSE: // src OR (NOT dst)
invertDestinationFirst = true ;
mode = notSrcBic ;
break ;
case wxSET: // 1
mode = kEmulatedMode ;
break ;
case wxSRC_INVERT: // (NOT src)
mode = notSrcCopy ; // ok
break ;
case wxXOR: // src XOR dst
mode = notSrcXor ; // ok
break ;
default :
break ;
}
if ( mode == kUnsupportedMode )
{
wxFAIL_MSG(wxT("unsupported blitting mode" ));
return FALSE ;
}
CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ;
PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ;
if ( LockPixels(bmappixels) )
{
wxMacFastPortSetter helper(this) ;
if ( source->GetDepth() == 1 )
{
RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
}
else
{
// the modes need this, otherwise we'll end up having really nice colors...
RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
RGBColor black = { 0,0,0} ;
RGBForeColor( &black ) ;
RGBBackColor( &white ) ;
}
if ( useMask && source->m_macMask )
{
if ( mode == srcCopy )
{
if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
{
CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
&srcrect, &srcrect , &dstrect ) ;
UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
}
}
else
{
RgnHandle clipRgn = NewRgn() ;
LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top + dstrect.top ) ;
if ( mode == kEmulatedMode )
{
Pattern pat ;
::PenPat(GetQDGlobalsBlack(&pat));
if ( logical_func == wxSET )
{
RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
::RGBForeColor( &col ) ;
::PaintRgn( clipRgn ) ;
}
else if ( logical_func == wxCLEAR )
{
RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
::RGBForeColor( &col ) ;
::PaintRgn( clipRgn ) ;
}
else if ( logical_func == wxINVERT )
{
MacInvertRgn( clipRgn ) ;
}
else
{
for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
{
for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
{
Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
if ( PtInRgn( dstPoint , clipRgn ) )
{
RGBColor srcColor ;
RGBColor dstColor ;
SetPort( (GrafPtr) sourcePort ) ;
GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
SetPort( (GrafPtr) m_macPort ) ;
GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
}
}
}
}
}
else
{
if ( invertDestinationFirst )
{
MacInvertRgn( clipRgn ) ;
}
CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
&srcrect, &dstrect, mode, clipRgn ) ;
}
DisposeRgn( clipRgn ) ;
}
}
else
{
RgnHandle clipRgn = NewRgn() ;
SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
if ( mode == kEmulatedMode )
{
Pattern pat ;
::PenPat(GetQDGlobalsBlack(&pat));
if ( logical_func == wxSET )
{
RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
::RGBForeColor( &col ) ;
::PaintRgn( clipRgn ) ;
}
else if ( logical_func == wxCLEAR )
{
RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
::RGBForeColor( &col ) ;
::PaintRgn( clipRgn ) ;
}
else if ( logical_func == wxINVERT )
{
MacInvertRgn( clipRgn ) ;
}
else
{
for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
{
for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
{
Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
{
RGBColor srcColor ;
RGBColor dstColor ;
SetPort( (GrafPtr) sourcePort ) ;
GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
SetPort( (GrafPtr) m_macPort ) ;
GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
}
}
}
}
}
else
{
if ( invertDestinationFirst )
{
MacInvertRgn( clipRgn ) ;
}
CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
&srcrect, &dstrect, mode, NULL ) ;
}
DisposeRgn( clipRgn ) ;
}
UnlockPixels( bmappixels ) ;
}
m_macPenInstalled = false ;
m_macBrushInstalled = false ;
m_macFontInstalled = false ;
return TRUE;
}
#ifndef FixedToInt
// as macro in FixMath.h for 10.3
inline Fixed IntToFixed( int inInt )
{
return (((SInt32) inInt) << 16);
}
inline int FixedToInt( Fixed inFixed )
{
return (((SInt32) inFixed) >> 16);
}
#endif
void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
double angle)
{
wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText Invalid window dc") );
if (angle == 0.0 )
{
DrawText(str, x, y);
return;
}
if ( str.Length() == 0 )
return ;
wxMacFastPortSetter helper(this) ;
MacInstallFont() ;
if ( 0 )
{
m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
SetAntiAliasedTextEnabled(true, SInt16(m_scaleY * m_font.GetMacFontSize()));
m_macAliasWasEnabled = true ;
}
OSStatus status = noErr ;
ATSUTextLayout atsuLayout ;
UniCharCount chars = str.Length() ;
#if wxUSE_UNICODE
status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) (const wxChar*) str , 0 , str.Length() , str.Length() , 1 ,
&chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
#else
wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
int wlen = wxWcslen( wchar.data() ) ;
status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) wchar.data() , 0 , wlen , wlen , 1 ,
&chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
#endif
wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
int iAngle = int( angle );
int drawX = XLOG2DEVMAC(x) ;
int drawY = YLOG2DEVMAC(y) ;
ATSUTextMeasurement textBefore ;
ATSUTextMeasurement textAfter ;
ATSUTextMeasurement ascent ;
ATSUTextMeasurement descent ;
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 ) ;
}
status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
&textBefore , &textAfter, &ascent , &descent );
drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
IntToFixed(drawX) , IntToFixed(drawY) );
wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
Rect rect ;
status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
IntToFixed(drawX) , IntToFixed(drawY) , &rect );
wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
::ATSUDisposeTextLayout(atsuLayout);
}
void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
{
wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC"));
wxMacFastPortSetter helper(this) ;
long xx = XLOG2DEVMAC(x);
long yy = YLOG2DEVMAC(y);
#if TARGET_CARBON
bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || m_font.GetNoAntiAliasing() )
useDrawThemeText = false ;
#endif
MacInstallFont() ;
if ( 0 )
{
m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
SetAntiAliasedTextEnabled(true, 8);
m_macAliasWasEnabled = true ;
}
FontInfo fi ;
::GetFontInfo( &fi ) ;
#if TARGET_CARBON
if ( !useDrawThemeText )
#endif
yy += fi.ascent ;
::MoveTo( xx , yy );
if ( m_backgroundMode == wxTRANSPARENT )
{
::TextMode( srcOr) ;
}
else
{
::TextMode( srcCopy ) ;
}
int length = strtext.Length() ;
int laststop = 0 ;
int i = 0 ;
int line = 0 ;
{
#if 0 // we don't have to do all that here
while( i < length )
{
if( strtext[i] == 13 || strtext[i] == 10)
{
wxString linetext = strtext.Mid( laststop , i - laststop ) ;
#if TARGET_CARBON
if ( useDrawThemeText )
{
Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
if ( m_backgroundMode != wxTRANSPARENT )
{
Point bounds={0,0} ;
Rect background = frame ;
SInt16 baseline ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
background.right = background.left + bounds.h ;
background.bottom = background.top + bounds.v ;
::EraseRect( &background ) ;
}
::DrawThemeTextBox( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&frame,
teJustLeft,
nil );
line++ ;
}
else
#endif
{
wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
::DrawText( text , 0 , strlen(text) ) ;
if ( m_backgroundMode != wxTRANSPARENT )
{
Point bounds={0,0} ;
Rect background = frame ;
SInt16 baseline ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
background.right = background.left + bounds.h ;
background.bottom = background.top + bounds.v ;
::EraseRect( &background ) ;
}
line++ ;
::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) );
}
laststop = i+1 ;
}
i++ ;
}
wxString linetext = strtext.Mid( laststop , i - laststop ) ;
#endif // 0
wxString linetext = strtext ;
#if TARGET_CARBON
if ( useDrawThemeText )
{
Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
wxMacCFStringHolder mString( linetext , m_font.GetEncoding()) ;
if ( m_backgroundMode != wxTRANSPARENT )
{
Point bounds={0,0} ;
Rect background = frame ;
SInt16 baseline ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
background.right = background.left + bounds.h ;
background.bottom = background.top + bounds.v ;
::EraseRect( &background ) ;
}
::DrawThemeTextBox( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&frame,
teJustLeft,
nil );
}
else
#endif
{
wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
if ( m_backgroundMode != wxTRANSPARENT )
{
Rect frame = { yy - fi.ascent + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy - fi.ascent + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
short width = ::TextWidth( text , 0 , strlen(text) ) ;
frame.right = frame.left + width ;
::EraseRect( &frame ) ;
}
::DrawText( text , 0 , strlen(text) ) ;
}
}
::TextMode( srcOr ) ;
}
bool wxDC::CanGetTextExtent() const
{
wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
return true ;
}
void wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
wxCoord *descent, wxCoord *externalLeading ,
wxFont *theFont ) const
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
wxFont formerFont = m_font ;
if ( theFont )
{
// work around the constness
*((wxFont*)(&m_font)) = *theFont ;
}
MacInstallFont() ;
FontInfo fi ;
::GetFontInfo( &fi ) ;
#if TARGET_CARBON
bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
useGetThemeText = false ;
#endif
if ( height )
*height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
if ( descent )
*descent =YDEV2LOGREL( fi.descent );
if ( externalLeading )
*externalLeading = YDEV2LOGREL( fi.leading ) ;
int length = strtext.Length() ;
int laststop = 0 ;
int i = 0 ;
int curwidth = 0 ;
if ( width )
{
*width = 0 ;
#if 0 // apparently we don't have to do all that
while( i < length )
{
if( strtext[i] == 13 || strtext[i] == 10)
{
wxString linetext = strtext.Mid( laststop , i - laststop ) ;
if ( height )
*height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
#if TARGET_CARBON
if ( useGetThemeText )
{
Point bounds={0,0} ;
SInt16 baseline ;
wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
curwidth = bounds.h ;
}
else
#endif
{
wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
}
if ( curwidth > *width )
*width = XDEV2LOGREL( curwidth ) ;
laststop = i+1 ;
}
i++ ;
}
wxString linetext = strtext.Mid( laststop , i - laststop ) ;
#endif // 0
wxString linetext = strtext ;
#if TARGET_CARBON
if ( useGetThemeText )
{
Point bounds={0,0} ;
SInt16 baseline ;
wxMacCFStringHolder mString( linetext , m_font.GetEncoding() ) ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
curwidth = bounds.h ;
}
else
#endif
{
wxCharBuffer text = linetext.mb_str(wxConvLocal) ;
curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
}
if ( curwidth > *width )
*width = XDEV2LOGREL( curwidth ) ;
}
if ( theFont )
{
// work around the constness
*((wxFont*)(&m_font)) = formerFont ;
m_macFontInstalled = false ;
}
}
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;
wxMacFastPortSetter helper(this) ;
MacInstallFont() ;
#if TARGET_CARBON
bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
if ( UMAGetSystemVersion() < 0x1000 || IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
useGetThemeText = false ;
if ( useGetThemeText )
{
// If anybody knows how to do this more efficiently yet still handle
// the fractional glyph widths that may be present when using AA
// fonts, please change it. Currently it is measuring from the
// begining of the string for each succeding substring, which is much
// slower than this should be.
for (size_t i=0; i<text.Length(); i++)
{
wxString str(text.Left(i+1));
Point bounds = {0,0};
SInt16 baseline ;
wxMacCFStringHolder mString(str, m_font.GetEncoding());
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
widths[i] = XDEV2LOGREL(bounds.h);
}
}
else
#endif
{
wxCharBuffer buff = text.mb_str(wxConvLocal);
size_t len = strlen(buff);
short* measurements = new short[len+1];
MeasureText(len, buff.data(), measurements);
// Copy to widths, starting at measurements[1]
// NOTE: this doesn't take into account any multi-byte characters
// in buff, it probabkly should...
for (size_t i=0; i<text.Length(); i++)
widths[i] = XDEV2LOGREL(measurements[i+1]);
delete [] measurements;
}
return true;
}
wxCoord wxDC::GetCharWidth(void) const
{
wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
MacInstallFont() ;
int width = 0 ;
#if TARGET_CARBON
bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
if ( UMAGetSystemVersion() < 0x1000 || ((wxFont*)&m_font)->GetNoAntiAliasing() )
useGetThemeText = false ;
#endif
char text[] = "g" ;
#if TARGET_CARBON
if ( useGetThemeText )
{
Point bounds={0,0} ;
SInt16 baseline ;
CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text , 1 , CFStringGetSystemEncoding(), false ) ;
::GetThemeTextDimensions( mString,
kThemeCurrentPortFont,
kThemeStateActive,
false,
&bounds,
&baseline );
CFRelease( mString ) ;
width = bounds.h ;
}
else
#endif
{
width = ::TextWidth( text , 0 , 1 ) ;
}
return YDEV2LOGREL(width) ;
}
wxCoord wxDC::GetCharHeight(void) const
{
wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
MacInstallFont() ;
FontInfo fi ;
::GetFontInfo( &fi ) ;
return YDEV2LOGREL( fi.descent + fi.ascent );
}
void wxDC::Clear(void)
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
wxMacFastPortSetter helper(this) ;
Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
{
::PenNormal() ;
//MacInstallBrush() ;
MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
::EraseRect( &rect ) ;
}
}
void wxDC::MacInstallFont() const
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
// if ( m_macFontInstalled )
// return ;
Pattern blackColor ;
MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
if ( m_font.Ok() )
{
::TextFont( m_font.GetMacFontNum() ) ;
::TextSize( (short)(m_scaleY * m_font.GetMacFontSize()) ) ;
::TextFace( m_font.GetMacFontStyle() ) ;
m_macFontInstalled = true ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
::RGBForeColor( &forecolor );
::RGBBackColor( &backcolor );
}
else
{
FontFamilyID fontId ;
Str255 fontName ;
SInt16 fontSize ;
Style fontStyle ;
GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
GetFNum( fontName, &fontId );
::TextFont( fontId ) ;
::TextSize( short(m_scaleY * fontSize) ) ;
::TextFace( fontStyle ) ;
// todo reset after spacing changes - or store the current spacing somewhere
m_macFontInstalled = true ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
::RGBForeColor( &forecolor );
::RGBBackColor( &backcolor );
}
short mode = patCopy ;
// todo :
switch( m_logicalFunction )
{
case wxCOPY: // src
mode = patCopy ;
break ;
case wxINVERT: // NOT dst
::PenPat(GetQDGlobalsBlack(&blackColor));
mode = patXor ;
break ;
case wxXOR: // src XOR dst
mode = patXor ;
break ;
case wxOR_REVERSE: // src OR (NOT dst)
mode = notPatOr ;
break ;
case wxSRC_INVERT: // (NOT src)
mode = notPatCopy ;
break ;
case wxAND: // src AND dst
mode = adMin ;
break ;
// unsupported TODO
case wxCLEAR: // 0
case wxAND_REVERSE:// src AND (NOT dst)
case wxAND_INVERT: // (NOT src) AND dst
case wxNO_OP: // dst
case wxNOR: // (NOT src) AND (NOT dst)
case wxEQUIV: // (NOT src) XOR dst
case wxOR_INVERT: // (NOT src) OR dst
case wxNAND: // (NOT src) OR (NOT dst)
case wxOR: // src OR dst
case wxSET: // 1
// case wxSRC_OR: // source _bitmap_ OR destination
// case wxSRC_AND: // source _bitmap_ AND destination
break ;
}
::PenMode( mode ) ;
OSStatus status = noErr ;
Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.GetMacFontSize()) ) ;
Style qdStyle = m_font.GetMacFontStyle() ;
ATSUFontID atsuFont = m_font.GetMacATSUFontID() ;
status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUIStyle) ;
wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") ) ;
ATSUAttributeTag atsuTags[] =
{
kATSUFontTag ,
kATSUSizeTag ,
// kATSUColorTag ,
// kATSUBaselineClassTag ,
kATSUVerticalCharacterTag,
kATSUQDBoldfaceTag ,
kATSUQDItalicTag ,
kATSUQDUnderlineTag ,
kATSUQDCondensedTag ,
kATSUQDExtendedTag ,
} ;
ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
{
sizeof( ATSUFontID ) ,
sizeof( Fixed ) ,
// sizeof( RGBColor ) ,
// sizeof( BslnBaselineClass ) ,
sizeof( ATSUVerticalCharacterType),
sizeof( Boolean ) ,
sizeof( Boolean ) ,
sizeof( Boolean ) ,
sizeof( Boolean ) ,
sizeof( Boolean ) ,
} ;
Boolean kTrue = true ;
Boolean kFalse = false ;
//BslnBaselineClass kBaselineDefault = kBSLNHangingBaseline ;
ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
{
&atsuFont ,
&atsuSize ,
// &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
// &kBaselineDefault ,
&kHorizontal,
(qdStyle & bold) ? &kTrue : &kFalse ,
(qdStyle & italic) ? &kTrue : &kFalse ,
(qdStyle & underline) ? &kTrue : &kFalse ,
(qdStyle & condense) ? &kTrue : &kFalse ,
(qdStyle & extend) ? &kTrue : &kFalse ,
} ;
status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
atsuTags, atsuSizes, atsuValues);
wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
}
Pattern gPatterns[] =
{ // hatch patterns
{ { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
{ { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
{ { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
{ { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
{ { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
{ { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
{ { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
// dash patterns
{ { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
{ { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
{ { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
{ { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
} ;
static void wxMacGetPattern(int penStyle, Pattern *pattern)
{
int index = 0; // solid pattern by default
switch(penStyle)
{
// hatches
case wxBDIAGONAL_HATCH: index = 1; break;
case wxFDIAGONAL_HATCH: index = 2; break;
case wxCROSS_HATCH: index = 3; break;
case wxHORIZONTAL_HATCH: index = 4; break;
case wxVERTICAL_HATCH: index = 5; break;
case wxCROSSDIAG_HATCH: index = 6; break;
// dashes
case wxDOT: index = 7; break;
case wxLONG_DASH: index = 8; break;
case wxSHORT_DASH: index = 9; break;
case wxDOT_DASH: index = 10; break;
}
*pattern = gPatterns[index];
}
void wxDC::MacInstallPen() const
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
//Pattern blackColor;
// if ( m_macPenInstalled )
// return ;
RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
::RGBForeColor( &forecolor );
::RGBBackColor( &backcolor );
::PenNormal() ;
int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ; ;
// null means only one pixel, at whatever resolution
if ( penWidth == 0 )
penWidth = 1 ;
::PenSize(penWidth, penWidth);
int penStyle = m_pen.GetStyle();
Pattern pat;
if (penStyle == wxUSER_DASH)
{
// FIXME: there should be exactly 8 items in the dash
wxDash* dash ;
int number = m_pen.GetDashes(&dash) ;
int index = 0;
for ( int i = 0 ; i < 8 ; ++i )
{
pat.pat[i] = dash[index] ;
if (index < number - 1)
index++;
}
}
else
{
wxMacGetPattern(penStyle, &pat);
}
::PenPat(&pat);
short mode = patCopy ;
// todo :
switch( m_logicalFunction )
{
case wxCOPY: // only foreground color, leave background (thus not patCopy)
mode = patOr ;
break ;
case wxINVERT: // NOT dst
// ::PenPat(GetQDGlobalsBlack(&blackColor));
mode = patXor ;
break ;
case wxXOR: // src XOR dst
mode = patXor ;
break ;
case wxOR_REVERSE: // src OR (NOT dst)
mode = notPatOr ;
break ;
case wxSRC_INVERT: // (NOT src)
mode = notPatCopy ;
break ;
case wxAND: // src AND dst
mode = adMin ;
break ;
// unsupported TODO
case wxCLEAR: // 0
case wxAND_REVERSE:// src AND (NOT dst)
case wxAND_INVERT: // (NOT src) AND dst
case wxNO_OP: // dst
case wxNOR: // (NOT src) AND (NOT dst)
case wxEQUIV: // (NOT src) XOR dst
case wxOR_INVERT: // (NOT src) OR dst
case wxNAND: // (NOT src) OR (NOT dst)
case wxOR: // src OR dst
case wxSET: // 1
// case wxSRC_OR: // source _bitmap_ OR destination
// case wxSRC_AND: // source _bitmap_ AND destination
break ;
}
::PenMode( mode ) ;
m_macPenInstalled = true ;
m_macBrushInstalled = false ;
m_macFontInstalled = false ;
}
void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
{
Pattern whiteColor ;
switch( background.MacGetBrushKind() )
{
case kwxMacBrushTheme :
{
::SetThemeBackground( background.GetMacTheme() , wxDisplayDepth() , true ) ;
break ;
}
case kwxMacBrushThemeBackground :
{
Rect extent ;
ThemeBackgroundKind bg = background.GetMacThemeBackground( &extent ) ;
::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
break ;
}
case kwxMacBrushColour :
{
::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
int brushStyle = background.GetStyle();
if (brushStyle == wxSOLID)
::BackPat(GetQDGlobalsWhite(&whiteColor));
else if (IS_HATCH(brushStyle))
{
Pattern pat ;
wxMacGetPattern(brushStyle, &pat);
::BackPat(&pat);
}
else
{
::BackPat(GetQDGlobalsWhite(&whiteColor));
}
break ;
}
}
}
void wxDC::MacInstallBrush() const
{
wxCHECK_RET(Ok(), wxT("Invalid DC"));
Pattern blackColor ;
// if ( m_macBrushInstalled )
// return ;
// foreground
bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
int brushStyle = m_brush.GetStyle();
if (brushStyle == wxSOLID)
{
::PenPat(GetQDGlobalsBlack(&blackColor));
}
else if (IS_HATCH(brushStyle))
{
Pattern pat ;
wxMacGetPattern(brushStyle, &pat);
::PenPat(&pat);
}
else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
{
// we force this in order to be compliant with wxMSW
backgroundTransparent = false ;
// for these the text fore (and back for MASK_OPAQUE) colors are used
wxBitmap* bitmap = m_brush.GetStipple() ;
int width = bitmap->GetWidth() ;
int height = bitmap->GetHeight() ;
GWorldPtr gw = NULL ;
if ( m_brush.GetStyle() == wxSTIPPLE )
gw = MAC_WXHBITMAP(bitmap->GetHBITMAP()) ;
else
gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
LockPixels( gwpixmaphandle ) ;
bool isMonochrome = !IsPortColor( gw ) ;
if ( !isMonochrome )
{
if ( (**gwpixmaphandle).pixelSize == 1 )
isMonochrome = true ;
}
if ( isMonochrome && width == 8 && height == 8 )
{
::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
int alignment = gwbitmap->rowBytes & 0x7FFF ;
Pattern pat ;
for ( int i = 0 ; i < 8 ; ++i )
{
pat.pat[i] = gwbits[i*alignment+0] ;
}
UnlockPixels( GetGWorldPixMap( gw ) ) ;
::PenPat( &pat ) ;
}
else
{
// this will be the code to handle power of 2 patterns, we will have to arrive at a nice
// caching scheme before putting this into production
Handle image;
long imageSize;
PixPatHandle pixpat = NewPixPat() ;
CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
imageSize = GetPixRowBytes((**pixpat).patMap) *
((**(**pixpat).patMap).bounds.bottom -
(**(**pixpat).patMap).bounds.top);
PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
(**pixpat).patData = image;
if ( isMonochrome )
{
CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
if ( ctspec[0].rgb.red == 0x0000 )
{
ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
}
else
{
ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
}
::CTabChanged( ctable ) ;
}
::PenPixPat(pixpat);
m_macForegroundPixMap = pixpat ;
}
UnlockPixels( gwpixmaphandle ) ;
}
else
{
::PenPat(GetQDGlobalsBlack(&blackColor));
}
short mode = patCopy ;
switch( m_logicalFunction )
{
case wxCOPY: // src
if ( backgroundTransparent )
mode = patOr ;
else
mode = patCopy ;
break ;
case wxINVERT: // NOT dst
if ( !backgroundTransparent )
{
::PenPat(GetQDGlobalsBlack(&blackColor));
}
mode = patXor ;
break ;
case wxXOR: // src XOR dst
mode = patXor ;
break ;
case wxOR_REVERSE: // src OR (NOT dst)
mode = notPatOr ;
break ;
case wxSRC_INVERT: // (NOT src)
mode = notPatCopy ;
break ;
case wxAND: // src AND dst
mode = adMin ;
break ;
// unsupported TODO
case wxCLEAR: // 0
case wxAND_REVERSE:// src AND (NOT dst)
case wxAND_INVERT: // (NOT src) AND dst
case wxNO_OP: // dst
case wxNOR: // (NOT src) AND (NOT dst)
case wxEQUIV: // (NOT src) XOR dst
case wxOR_INVERT: // (NOT src) OR dst
case wxNAND: // (NOT src) OR (NOT dst)
case wxOR: // src OR dst
case wxSET: // 1
// case wxSRC_OR: // source _bitmap_ OR destination
// case wxSRC_AND: // source _bitmap_ AND destination
break ;
}
::PenMode( mode ) ;
m_macBrushInstalled = true ;
m_macPenInstalled = false ;
m_macFontInstalled = false ;
}
// ---------------------------------------------------------------------------
// 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);
}
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