#include "wx/dc.h"
#include "wx/app.h"
#include "wx/mac/uma.h"
+#include "wx/dcmemory.h"
+#include "wx/region.h"
+#include "wx/image.h"
#if __MSL__ >= 0x6000
#include "math.h"
#define twips2mm 0.0176388888889
#define mm2pt 2.83464566929
#define pt2mm 0.352777777778
+#ifndef __DARWIN__
+const double M_PI = 3.14159265358979 ;
+#endif
+const double RAD2DEG = 180.0 / M_PI;
-long wxDC::m_macCurrentPortId = 1 ;
+//-----------------------------------------------------------------------------
+// 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
wxDC::wxDC()
{
m_ok = FALSE;
-// m_optimize = FALSE;
-// m_autoSetting = FALSE;
m_colour = TRUE;
- m_clipping = FALSE;
m_mm_to_pix_x = mm2pt;
m_mm_to_pix_y = mm2pt;
- m_logicalOriginX = 0;
- m_logicalOriginY = 0;
- m_deviceOriginX = 0;
- m_deviceOriginY = 0;
m_internalDeviceOriginX = 0;
m_internalDeviceOriginY = 0;
m_externalDeviceOriginX = 0;
m_scaleX = 1.0;
m_scaleY = 1.0;
- m_mappingMode = wxMM_TEXT;
m_needComputeScaleX = FALSE;
m_needComputeScaleY = FALSE;
- m_signX = 1; // default x-axis left to right
- m_signY = 1; // default y-axis top down
-
m_maxX = m_maxY = -100000;
m_minY = m_minY = 100000;
- m_logicalFunction = wxCOPY;
-// m_textAlignment = wxALIGN_TOP_LEFT;
- m_backgroundMode = wxTRANSPARENT;
-
- m_textForegroundColour = *wxBLACK;
- m_textBackgroundColour = *wxWHITE;
- m_pen = *wxBLACK_PEN;
- m_font = *wxNORMAL_FONT;
- m_brush = *wxTRANSPARENT_BRUSH;
- m_backgroundBrush = *wxWHITE_BRUSH;
-
-// m_palette = wxAPP_COLOURMAP;
m_macPort = NULL ;
m_macMask = NULL ;
m_ok = FALSE ;
m_macBrushInstalled = false ;
m_macPenInstalled = false ;
- m_macPortId = 0 ;
m_macLocalOrigin.h = m_macLocalOrigin.v = 0 ;
m_macClipRect.left = -32000 ;
m_macClipRect.top = -32000 ;
m_macClipRect.right = 32000 ;
m_macClipRect.bottom = 32000 ;
- ::GetPort( &m_macOrigPort ) ;
-};
+
+ m_pen = *wxBLACK_PEN;
+ m_font = *wxNORMAL_FONT;
+ m_brush = *wxWHITE_BRUSH;
+}
+wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
+ m_ph( dc->m_macPort )
+{
+ wxASSERT( dc->Ok() ) ;
+
+ dc->MacSetupPort(&m_ph) ;
+}
+
+wxMacPortSetter::~wxMacPortSetter()
+{
+}
wxDC::~wxDC(void)
{
- if ( !m_macPortHelper.IsCleared() )
+}
+void wxDC::MacSetupPort(AGAPortHelper* help) const
+{
+// help->Setup( m_macPort ) ;
+ ::SetOrigin(-m_macLocalOrigin.h, -m_macLocalOrigin.v);
+
+ if ( m_clipping )
{
- GrafPtr port ;
- GetPort( &port ) ;
- SetPort( m_macPortHelper.GetCurrentPort() ) ;
- SetOrigin( 0 , 0 ) ;
- SetPort( port ) ;
+ Rect clip = { m_clipY1 , m_clipX1 , m_clipY2 , m_clipX2 } ;
+ ::SectRect( &clip , &m_macClipRect , &clip ) ;
+ ::ClipRect( &clip ) ;
}
- /*
- if ( m_macPort )
+ else
{
- ::SetPort( m_macPort ) ;
- ::SetOrigin( 0 , 0 ) ;
- ::ClipRect( &m_macPort->portRect ) ;
- ::PenNormal() ;
- ::SetPort( m_macOrigPort ) ;
+ ::ClipRect(&m_macClipRect);
}
- */
- ++m_macCurrentPortId ;
-};
-void wxDC::MacSetupPort() const
-{
- AGAPortHelper* help = (AGAPortHelper*) &m_macPortHelper ;
- help->Setup( m_macPort ) ;
- m_macPortId = ++m_macCurrentPortId ;
- ::SetOrigin(-m_macLocalOrigin.h, -m_macLocalOrigin.v);
- ::ClipRect(&m_macClipRect);
m_macFontInstalled = false ;
m_macBrushInstalled = false ;
void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
{
- float scale = 1.0 ;
-
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- long xx1 = XLOG2DEV(x);
- long yy1 = YLOG2DEV(y);
-
- {
- wxBitmapRefData * bmap = (wxBitmapRefData*) ( bmp.GetRefData()) ;
-
- if ( bmap )
- {
- if ( bmap->m_bitmapType == kMacBitmapTypePict )
- {
- Rect bitmaprect = { 0 , 0 , int(bmap->m_height * scale) , int(bmap->m_width * scale)} ;
- ::OffsetRect( &bitmaprect , xx1 , yy1 ) ;
- ::DrawPicture( bmap->m_hPict , &bitmaprect ) ;
- }
- else if ( bmap->m_bitmapType == kMacBitmapTypeGrafWorld )
- {
- if ( bmap->m_hBitmap )
- {
- GWorldPtr bmapworld = bmap->m_hBitmap ;
- PixMapHandle bmappixels ;
- RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
- RGBColor black = { 0,0,0} ;
- RGBForeColor( &black ) ;
- RGBBackColor( &white ) ;
-
- bmappixels = GetGWorldPixMap( bmapworld ) ;
- if ( LockPixels(bmappixels) )
- {
- Rect source , dest ;
- source.top = 0 ;
- source.left = 0 ;
- source.right = bmap->m_width ;
- source.bottom = bmap->m_height ;
- dest.top = YLOG2DEV(y) ;
- dest.left = XLOG2DEV(x) ;
- dest.bottom = YLOG2DEV(y + bmap->m_height * scale) ;
- dest.right = XLOG2DEV(x + bmap->m_width * scale ) ;
-
- if ( useMask && bmp.GetMask() )
- {
- if ( LockPixels( GetGWorldPixMap( bmp.GetMask()->GetMaskBitmap( ) ) ) )
- {
- CopyMask( GetPortBitMapForCopyBits( bmapworld ) , GetPortBitMapForCopyBits( bmp.GetMask()->GetMaskBitmap( ) ) ,
- GetPortBitMapForCopyBits( m_macPort ) ,
- &source, &source , &dest ) ;
- UnlockPixels( GetGWorldPixMap( bmp.GetMask()->GetMaskBitmap( ) ) ) ;
- }
- }
- else
- CopyBits( GetPortBitMapForCopyBits( bmapworld ) , GetPortBitMapForCopyBits( m_macPort ),
- &source, &dest, srcCopy, NULL ) ;
-
- UnlockPixels( bmappixels ) ;
- }
- m_macPenInstalled = false ;
- m_macBrushInstalled = false ;
- m_macFontInstalled = false ;
- }
- }
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
+
+ wxMacPortSetter helper(this) ;
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(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( bmp.GetPict(), &bitmaprect ) ;
}
- }
+ else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
+ {
+ GWorldPtr bmapworld = bmp.GetHBITMAP();
+ PixMapHandle bmappixels ;
+
+ // Set foreground and background colours (for bitmaps depth = 1)
+ if(bmp.GetDepth() == 1)
+ {
+ RGBColor fore = m_textForegroundColour.GetPixel();
+ RGBColor back = 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(bmp.GetMask()->GetMaskBitmap())))
+ {
+ CopyDeepMask
+ (
+ GetPortBitMapForCopyBits(bmapworld),
+ GetPortBitMapForCopyBits(bmp.GetMask()->GetMaskBitmap()),
+ GetPortBitMapForCopyBits( m_macPort ),
+ &source, &source, &dest, mode, NULL
+ );
+ UnlockPixels(GetGWorldPixMap(bmp.GetMask()->GetMaskBitmap()));
+ }
+ }
+ else {
+ CopyBits( GetPortBitMapForCopyBits( bmapworld ),
+ GetPortBitMapForCopyBits( 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 , bmp.GetHICON() ) ;
+ }
+ m_macPenInstalled = false ;
+ m_macBrushInstalled = false ;
+ m_macFontInstalled = false ;
+
}
void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- long xx1 = XLOG2DEV(x);
- long yy1 = YLOG2DEV(y);
-
- {
- wxIconRefData * iconref = (wxIconRefData*) ( icon.GetRefData()) ;
-
- if ( iconref && iconref->m_ok && iconref->m_hIcon )
- {
- Rect bitmaprect = { 0 , 0 , iconref->m_height , iconref->m_width } ;
- OffsetRect( &bitmaprect , xx1 , yy1 ) ;
- PlotCIconHandle( &bitmaprect , atNone , ttNone , iconref->m_hIcon ) ;
- }
- }
-};
-
+ 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 )
{
- MacVerifySetup() ;
- if( m_clipping )
- {
- m_clipX1 = wxMax( m_clipX1 , x ) ;
- m_clipY1 = wxMax( m_clipY1 ,y );
- m_clipX2 = wxMin( m_clipX2, (x + width));
- m_clipY2 = wxMin( m_clipY2,(y + height));
-
- }
- else
- {
- m_clipping = TRUE;
- m_clipX1 = x;
- m_clipY1 = y;
- m_clipX2 = x + width;
- m_clipY2 = y + height;
- }
-
- long x1 = XLOG2DEV(m_clipX1);
- long y1 = YLOG2DEV(m_clipY1);
- long x2 = XLOG2DEV(m_clipX2);
- long y2 = YLOG2DEV(m_clipY2);
-
- Rect clip = { y1 , x1 , y2 , x2 } ;
-
- ::ClipRect( &clip ) ;
+ wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion Invalid DC"));
+ wxCoord xx, yy, ww, hh;
-};
+ xx = XLOG2DEV(x);
+ yy = YLOG2DEV(y);
+ ww = XLOG2DEVREL(width);
+ hh = YLOG2DEVREL(height);
+ 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 ®ion )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
if (region.Empty())
{
DestroyClippingRegion();
wxDC::DoSetClippingRegion( xx, yy, ww, hh );
}
-void wxDC::DestroyClippingRegion(void)
+void wxDC::DestroyClippingRegion()
{
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
m_clipping = FALSE;
-// Rect clip = { -32000 , -32000 , 32000 , 32000 } ;
- ::ClipRect(&m_macClipRect);
-};
-
+}
void wxDC::DoGetSize( int* width, int* height ) const
{
*width = m_maxX-m_minX;
*height = m_maxY-m_minY;
-};
-
+}
void wxDC::DoGetSizeMM( int* width, int* height ) const
{
int w = 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 )
{
- if (!Ok()) return;
- m_textForegroundColour = col;
- m_macFontInstalled = false ;
-};
-
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ m_textForegroundColour = col;
+ m_macFontInstalled = false ;
+}
void wxDC::SetTextBackground( const wxColour &col )
{
- if (!Ok()) return;
- m_textBackgroundColour = col;
- m_macFontInstalled = false ;
-};
-
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ m_textBackgroundColour = col;
+ m_macFontInstalled = false ;
+}
void wxDC::SetMapMode( int mode )
{
switch (mode)
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();
-};
-/*
+}/*
void wxDC::CalcBoundingBox( long x, long y )
{
if (y < m_minY) m_minY = y;
if (x > m_maxX) m_maxX = x;
if (y > m_maxY) m_maxY = y;
-};
-*/
+}*/
wxSize wxDC::GetPPI() const
{
return wxSize(72, 72);
return wxDisplayDepth() ;
}
-void wxDC::ComputeScaleAndOrigin(void)
+void wxDC::ComputeScaleAndOrigin()
{
// CMB: copy scale to see if it changes
double origScaleX = m_scaleX;
m_pen = tempPen;
SetPen(* pen);
}
-};
-
+}
void wxDC::SetPalette( const wxPalette& palette )
{
}
void wxDC::SetFont( const wxFont &font )
{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
-
- m_font = font;
- m_macFontInstalled = false ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+
+ m_font = font;
+ m_macFontInstalled = false ;
}
void wxDC::SetPen( const wxPen &pen )
{
- if (!Ok() )
- return;
-
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
if ( m_pen == pen )
return ;
m_pen = pen;
-/*
- if (!m_pen.Ok())
- return;
-*/
+
m_macPenInstalled = false ;
}
void wxDC::SetBrush( const wxBrush &brush )
{
- if (!Ok() )
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
if (m_brush == brush)
return;
void wxDC::SetBackground( const wxBrush &brush )
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
if (m_backgroundBrush == brush)
return;
bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
{
- return true ;
+ wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel Invalid DC") );
+ wxMacPortSetter helper(this) ;
+
+ RGBColor colour;
+
+ GetCPixel( XLOG2DEV(x), YLOG2DEV(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 )
{
- if (!Ok())
- return;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
- int offset = ( (m_pen.GetWidth() == 0 ? 1 : m_pen.GetWidth() ) * m_scaleX - 1) / 2 ;
- long xx1 = XLOG2DEV(x1);
- long yy1 = YLOG2DEV(y1);
- long xx2 = XLOG2DEV(x2);
- long yy2 = YLOG2DEV(y2);
-
- ::MoveTo(xx1 - offset ,yy1 - offset);
- ::LineTo(xx2 - offset , yy2 - offset );
- };
+ wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
+ m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
+
+ wxCoord xx1 = XLOG2DEV(x1) - offset;
+ wxCoord yy1 = YLOG2DEV(y1) - offset;
+ wxCoord xx2 = XLOG2DEV(x2) - offset;
+ wxCoord yy2 = YLOG2DEV(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") );
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ int w = 0;
+ int h = 0;
+ GetSize( &w, &h );
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+
+ MacInstallPen();
+ ::MoveTo( 0, yy );
+ ::LineTo( XLOG2DEVREL(w), yy );
+ ::MoveTo( xx, 0 );
+ ::LineTo( xx, YLOG2DEVREL(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.
+ * To achive this I work out which quadrant the angle lies in then map this to
+ * the equivalent quadrant on the Mac. (Sin and Cos values reveal which
+ * quadrant you are in).
+ */
+static double wxConvertWXangleToMACangle(double angle)
+{
+ double sin_a, cos_a;
+
+ sin_a = sin(angle / RAD2DEG);
+ cos_a = cos(angle / RAD2DEG);
+
+ if( (sin_a >= 0.0) && (cos_a >= 0.0) ) {
+ angle = acos(sin_a) * RAD2DEG;
+ }
+ else if( (sin_a >= 0.0) && (cos_a <= 0.0) ) {
+ sin_a *= -1;
+ angle = acos(sin_a) * RAD2DEG + 180;
+ }
+ else if( (sin_a <= 0.0) && (cos_a >= 0.0) ) {
+ angle = acos(sin_a) * RAD2DEG + 180;
+ }
+ else if( (sin_a < 0.0) && (cos_a < 0.0) ) {
+ sin_a *= -1;
+ angle = acos(sin_a) * RAD2DEG + 180;
+ }
+ return angle;
}
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 = XLOG2DEV(x1);
+ wxCoord yy1 = YLOG2DEV(y1);
+ wxCoord xx2 = XLOG2DEV(x2);
+ wxCoord yy2 = YLOG2DEV(y2);
+ wxCoord xxc = XLOG2DEV(xc);
+ wxCoord yyc = YLOG2DEV(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"));
+
+ Rect r;
+ double angle = sa - ea; // Order important Mac in opposite direction to wx
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(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 )
{
- if (!Ok())
- return;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
- long xx1 = XLOG2DEV(x);
- long yy1 = YLOG2DEV(y);
+ wxCoord xx1 = XLOG2DEV(x);
+ wxCoord yy1 = YLOG2DEV(y);
::MoveTo(xx1,yy1);
::LineTo(xx1+1, yy1+1);
- };
+ }
}
void wxDC::DoDrawLines(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
if (m_pen.GetStyle() == wxTRANSPARENT)
return;
MacInstallPen() ;
- int offset = (m_pen.GetWidth() - 1 ) / 2 ;
- long x1, x2 , y1 , y2 ;
+ wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
+ m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
+
+ wxCoord x1, x2 , y1 , y2 ;
x1 = XLOG2DEV(points[0].x + xoffset);
y1 = YLOG2DEV(points[0].y + yoffset);
- ::MoveTo(x1 - offset ,y1 - offset );
+ ::MoveTo(x1 - offset, y1 - offset );
for (int i = 0; i < n-1; i++)
{
x2 = XLOG2DEV(points[i+1].x + xoffset);
y2 = YLOG2DEV(points[i+1].y + yoffset);
- ::LineTo(x2 - offset , y2 - offset );
+ ::LineTo( x2 - offset, y2 - offset );
}
}
wxCoord xoffset, wxCoord yoffset,
int fillStyle )
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
+
+ wxCoord x1, x2 , y1 , y2 ;
- PolyHandle polygon = OpenPoly() ;
- long x1, x2 , y1 , y2 ;
- x1 = XLOG2DEV(points[0].x + xoffset);
- y1 = YLOG2DEV(points[0].y + yoffset);
- ::MoveTo(x1,y1);
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ PolyHandle polygon = OpenPoly();
+
+ x1 = XLOG2DEV(points[0].x + xoffset);
+ y1 = YLOG2DEV(points[0].y + yoffset);
+ ::MoveTo(x1,y1);
- for (int i = 0; i < n-1; i++)
- {
- x2 = XLOG2DEV(points[i+1].x + xoffset);
- y2 = YLOG2DEV(points[i+1].y + yoffset);
- ::LineTo(x2, y2);
- }
+ for (int i = 0; i < n-1; i++)
+ {
+ x2 = XLOG2DEV(points[i+1].x + xoffset);
+ y2 = YLOG2DEV(points[i+1].y + yoffset);
+ ::LineTo(x2, y2);
+ }
- ClosePoly() ;
- if (m_brush.GetStyle() != wxTRANSPARENT)
- {
- MacInstallBrush() ;
- ::PaintPoly( polygon ) ;
- };
+ ClosePoly();
+
+ MacInstallBrush();
+ ::PaintPoly( polygon );
+
+ KillPoly( polygon );
+ }
if (m_pen.GetStyle() != wxTRANSPARENT)
{
+ PolyHandle polygon = OpenPoly();
+
+ x1 = XLOG2DEV(points[0].x + xoffset);
+ y1 = YLOG2DEV(points[0].y + yoffset);
+ ::MoveTo(x1,y1);
+
+ for (int i = 0; i < n-1; i++)
+ {
+ x2 = XLOG2DEV(points[i+1].x + xoffset);
+ y2 = YLOG2DEV(points[i+1].y + yoffset);
+ ::LineTo(x2, y2);
+ }
+
+ // return to origin to close path
+ ::LineTo(x1,y1);
+
+ ClosePoly();
+
MacInstallPen() ;
::FramePoly( polygon ) ;
- };
- KillPoly( polygon ) ;
+
+ KillPoly( polygon );
+ }
}
-void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
+void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(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)
{
MacInstallBrush() ;
::PaintRect( &rect ) ;
- };
+ }
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FrameRect( &rect ) ;
- };
+ }
}
void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
wxCoord width, wxCoord height,
double radius)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
- if (radius < 0.0)
- radius = - radius * ((width < height) ? width : height);
+ if (radius < 0.0)
+ radius = - radius * ((width < height) ? width : height);
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(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)
{
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)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(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)
{
MacInstallBrush() ;
::PaintOval( &rect ) ;
- };
+ }
if (m_pen.GetStyle() != wxTRANSPARENT)
{
MacInstallPen() ;
::FrameOval( &rect ) ;
- };
-}
-
-// ----------------------------------- spline code ----------------------------------------
-
-static void wx_quadratic_spline(double a1, double b1, double a2, double b2,
- double a3, double b3, double a4, double b4);
-static void wx_clear_stack(void);
-static int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3,
- double *y3, double *x4, double *y4);
-static void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3,
- double x4, double y4);
-static bool wx_spline_add_point(double x, double y);
-static void wx_spline_draw_point_array(wxDC *dc);
-
-static wxList wx_spline_point_list;
-
-#define half(z1, z2) ((z1+z2)/2.0)
-#define THRESHOLD 5
-
-/* iterative version */
-
-static void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, double b3, double a4,
- double b4)
-{
- register double xmid, ymid;
- double x1, y1, x2, y2, x3, y3, x4, y4;
-
- wx_clear_stack();
- wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4);
-
- while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) {
- xmid = (double)half(x2, x3);
- ymid = (double)half(y2, y3);
- if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD &&
- fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) {
- wx_spline_add_point( x1, y1 );
- wx_spline_add_point( xmid, ymid );
- } else {
- wx_spline_push(xmid, ymid, (double)half(xmid, x3), (double)half(ymid, y3),
- (double)half(x3, x4), (double)half(y3, y4), x4, y4);
- wx_spline_push(x1, y1, (double)half(x1, x2), (double)half(y1, y2),
- (double)half(x2, xmid), (double)half(y2, ymid), xmid, ymid);
}
- }
-}
-
-/* utilities used by spline drawing routines */
-
-typedef struct wx_spline_stack_struct {
- double x1, y1, x2, y2, x3, y3, x4, y4;
-} Stack;
-
-#define SPLINE_STACK_DEPTH 20
-static Stack wx_spline_stack[SPLINE_STACK_DEPTH];
-static Stack *wx_stack_top;
-static int wx_stack_count;
-
-static void wx_clear_stack(void)
-{
- wx_stack_top = wx_spline_stack;
- wx_stack_count = 0;
-}
-
-static void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
-{
- wx_stack_top->x1 = x1;
- wx_stack_top->y1 = y1;
- wx_stack_top->x2 = x2;
- wx_stack_top->y2 = y2;
- wx_stack_top->x3 = x3;
- wx_stack_top->y3 = y3;
- wx_stack_top->x4 = x4;
- wx_stack_top->y4 = y4;
- wx_stack_top++;
- wx_stack_count++;
-}
-
-static int wx_spline_pop(double *x1, double *y1, double *x2, double *y2,
- double *x3, double *y3, double *x4, double *y4)
-{
- if (wx_stack_count == 0)
- return (0);
- wx_stack_top--;
- wx_stack_count--;
- *x1 = wx_stack_top->x1;
- *y1 = wx_stack_top->y1;
- *x2 = wx_stack_top->x2;
- *y2 = wx_stack_top->y2;
- *x3 = wx_stack_top->x3;
- *y3 = wx_stack_top->y3;
- *x4 = wx_stack_top->x4;
- *y4 = wx_stack_top->y4;
- return (1);
-}
-
-static bool wx_spline_add_point(double x, double y)
-{
- wxPoint *point = new wxPoint ;
- point->x = (int) x;
- point->y = (int) y;
- wx_spline_point_list.Append((wxObject*)point);
- return TRUE;
-}
-
-static void wx_spline_draw_point_array(wxDC *dc)
-{
- dc->DrawLines(&wx_spline_point_list, 0, 0 );
- wxNode *node = wx_spline_point_list.First();
- while (node)
- {
- wxPoint *point = (wxPoint *)node->Data();
- delete point;
- delete node;
- node = wx_spline_point_list.First();
- }
-}
-
-void wxDC::DoDrawSpline(wxList *points)
-{
- wxPoint *p;
- double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
- double x1, y1, x2, y2;
-
- wxNode *node = points->First();
- p = (wxPoint *)node->Data();
-
- x1 = p->x;
- y1 = p->y;
-
- node = node->Next();
- p = (wxPoint *)node->Data();
-
- x2 = p->x;
- y2 = p->y;
- cx1 = (double)((x1 + x2) / 2);
- cy1 = (double)((y1 + y2) / 2);
- cx2 = (double)((cx1 + x2) / 2);
- cy2 = (double)((cy1 + y2) / 2);
-
- wx_spline_add_point(x1, y1);
-
- while ((node = node->Next()) != NULL)
- {
- p = (wxPoint *)node->Data();
- x1 = x2;
- y1 = y2;
- x2 = p->x;
- y2 = p->y;
- cx4 = (double)(x1 + x2) / 2;
- cy4 = (double)(y1 + y2) / 2;
- cx3 = (double)(x1 + cx4) / 2;
- cy3 = (double)(y1 + cy4) / 2;
-
- wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
-
- cx1 = cx4;
- cy1 = cy4;
- cx2 = (double)(cx1 + x2) / 2;
- cy2 = (double)(cy1 + y2) / 2;
- }
-
- wx_spline_add_point( cx1, cy1 );
- wx_spline_add_point( x2, y2 );
-
- wx_spline_draw_point_array( this );
}
bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
- wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask )
+ wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
+ wxCoord xsrcMask, wxCoord ysrcMask )
{
- if (!Ok()) return FALSE;
- MacVerifySetup() ;
+ wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
+ wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit Illegal source DC"));
+ wxMacPortSetter helper(this) ;
+
+ /* TODO: use the mask origin when drawing transparently */
+ if (xsrcMask == -1 && ysrcMask == -1)
+ {
+ xsrcMask = xsrc; ysrcMask = ysrc;
+ }
CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ;
PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ;
wxASSERT( mode == srcCopy ) ;
if ( LockPixels( GetGWorldPixMap( source->m_macMask ) ) )
{
- CopyMask( GetPortBitMapForCopyBits( sourcePort ) , GetPortBitMapForCopyBits( source->m_macMask ) ,
- GetPortBitMapForCopyBits( m_macPort ) ,
- &srcrect, &srcrect , &dstrect ) ;
+ CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
+ GetPortBitMapForCopyBits( source->m_macMask ) ,
+ GetPortBitMapForCopyBits( m_macPort ) ,
+ &srcrect, &srcrect , &dstrect ) ;
UnlockPixels( GetGWorldPixMap( source->m_macMask ) ) ;
}
}
else
{
- CopyBits( GetPortBitMapForCopyBits( sourcePort ) , GetPortBitMapForCopyBits( m_macPort ) ,
+ CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
+ GetPortBitMapForCopyBits( m_macPort ) ,
&srcrect, &dstrect, mode, NULL ) ;
}
UnlockPixels( bmappixels ) ;
}
void wxDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
- double angle)
+ double angle)
{
+ wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText Invalid window dc") );
+
+ if (angle == 0.0)
+ {
+ DrawText(text, x, y);
+ return;
+ }
+
+ MacInstallFont();
+
+ // the size of the text
+ wxCoord w, h;
+ GetTextExtent(text, &w, &h);
+
+ // draw the string normally
+ wxBitmap src(w, h);
+ wxMemoryDC dc;
+ dc.SelectObject(src);
+ dc.SetFont(GetFont());
+ dc.SetBackground(*wxWHITE_BRUSH);
+ dc.SetBrush(*wxBLACK_BRUSH);
+ dc.Clear();
+ dc.DrawText(text, 0, 0);
+ dc.SetFont(wxNullFont);
+ dc.SelectObject(wxNullBitmap);
+
+ wxMacPortSetter helper(this) ;
+
+ // Calculate the size of the rotated bounding box.
+ double rad = DegToRad(angle);
+ double dx = cos(rad);
+ double dy = sin(rad);
+
+ // the rectngle vertices are counted clockwise with the first one being at
+ // (0, 0) (or, rather, at (x, y))
+ double x2 = w * dx;
+ double y2 = -w * dy; // y axis points to the bottom, hence minus
+ double x4 = h * dy;
+ double y4 = h * dx;
+ double x3 = x4 + x2;
+ double y3 = y4 + y2;
+
+ // calc max and min
+ wxCoord maxX = (wxCoord)(dmax(x2, dmax(x3, x4)) + 0.5);
+ wxCoord maxY = (wxCoord)(dmax(y2, dmax(y3, y4)) + 0.5);
+ wxCoord minX = (wxCoord)(dmin(x2, dmin(x3, x4)) - 0.5);
+ wxCoord minY = (wxCoord)(dmin(y2, dmin(y3, y4)) - 0.5);
+
+ // prepare to blit-with-rotate the bitmap to the DC
+ wxImage image(src);
+
+ RGBColor colText = m_textForegroundColour.GetPixel();
+ RGBColor colBack = m_textBackgroundColour.GetPixel();
+
+ unsigned char *data = image.GetData();
+
+ wxCoord dstX, dstY;
+ double r, angleOrig;
+ bool textPixel;
+
+ // paint pixel by pixel
+ for ( wxCoord srcX = 0; srcX < w; srcX++ )
+ {
+ for ( wxCoord srcY = 0; srcY < h; srcY++ )
+ {
+ // transform source coords to dest coords
+ r = sqrt( (double)(srcX * srcX + srcY * srcY) );
+ angleOrig = atan2((double)srcY, (double)srcX) - rad;
+ dstX = (wxCoord)(r * cos(angleOrig) + 0.5);
+ dstY = (wxCoord)(r * sin(angleOrig) + 0.5);
+
+ // black pixel?
+ textPixel = data[(srcY*w + srcX)*3] == 0;
+ if ( textPixel || (m_backgroundMode == wxSOLID) )
+ {
+ SetCPixel(XLOG2DEV(x + dstX), YLOG2DEV(y + dstY),
+ textPixel ? &colText : &colBack);
+ }
+ }
+ }
+
+ // it would be better to draw with non underlined font and draw the line
+ // manually here (it would be more straight...)
+#if 0
+ if ( m_font.GetUnderlined() )
+ {
+ ::MoveTo(XLOG2DEV(x + x4), YLOG2DEV(y + y4 + font->descent));
+ ::LineTo(XLOG2DEV(x + x3), YLOG2DEV(y + y3 + font->descent));
+ }
+#endif // 0
+
+ // update the bounding box
+ CalcBoundingBox(x + minX, y + minY);
+ CalcBoundingBox(x + maxX, y + maxY);
}
void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC"));
+ wxMacPortSetter helper(this) ;
long xx = XLOG2DEV(x);
long yy = YLOG2DEV(y);
}
}
-bool wxDC::CanGetTextExtent(void) const
+bool wxDC::CanGetTextExtent() const
{
- if ( !Ok() )
- return false ;
+ wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
return true ;
}
wxCoord *descent, wxCoord *externalLeading ,
wxFont *theFont ) const
{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
wxFont formerFont = m_font ;
wxCoord wxDC::GetCharWidth(void) const
{
- if (!Ok())
- return 1;
+ wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
MacInstallFont() ;
- FontInfo fi ;
- ::GetFontInfo( &fi ) ;
+ int width = ::TextWidth( "n" , 0 , 1 ) ;
- return YDEV2LOGREL((fi.descent + fi.ascent) / 2) ;
+ return YDEV2LOGREL(width) ;
}
wxCoord wxDC::GetCharHeight(void) const
{
- if (!Ok())
- return 1;
+ wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
- MacVerifySetup() ;
+ wxMacPortSetter helper(this) ;
MacInstallFont() ;
void wxDC::Clear(void)
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
Rect rect = { -32767 , -32767 , 32767 , 32767 } ;
if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
{
MacInstallBrush() ;
::EraseRect( &rect ) ;
- };
+ }
}
void wxDC::MacInstallFont() const
{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- if ( m_macFontInstalled )
- return ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+// if ( m_macFontInstalled )
+// return ;
Pattern blackColor ;
wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
void wxDC::MacInstallPen() const
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
Pattern blackColor;
- if ( m_macPenInstalled )
- return ;
+// if ( m_macPenInstalled )
+// return ;
RGBColor forecolor = m_pen.GetColour().GetPixel();
RGBColor backcolor = m_backgroundBrush.GetColour().GetPixel();
::RGBBackColor( &backcolor );
::PenNormal() ;
- int penWidth = m_pen.GetWidth() * m_scaleX ;
+ int penWidth = m_pen.GetWidth() * (int) m_scaleX ;
// null means only one pixel, at whatever resolution
if ( penWidth == 0 )
void wxDC::MacInstallBrush() const
{
- if (!Ok())
- return;
- MacVerifySetup() ;
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+
Pattern blackColor, whiteColor ;
- if ( m_macBrushInstalled )
- return ;
+// if ( m_macBrushInstalled )
+// return ;
// foreground
projects / wxWidgets.git / blobdiff