/////////////////////////////////////////////////////////////////////////////
-// Name: dc.cpp
+// Name: src/mac/carbon/dc.cpp
// Purpose: wxDC class
-// Author: AUTHOR
+// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) Stefan Csomor
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "dc.h"
-#endif
+#include "wx/wxprec.h"
-#include "wx/dc.h"
-#include "wx/mac/uma.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
-
-long wxDC::m_macCurrentPortId = 1 ;
-
-//-----------------------------------------------------------------------------
-// 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_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_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_macFontInstalled = 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 ) ;
-};
-
-wxDC::~wxDC(void)
-{
- if ( !m_macPortHelper.IsCleared() )
- {
- GrafPtr port ;
- GetPort( &port ) ;
- SetPort( m_macPortHelper.GetCurrentPort() ) ;
- SetOrigin( 0 , 0 ) ;
- SetPort( port ) ;
- }
- /*
- if ( m_macPort )
- {
- ::SetPort( m_macPort ) ;
- ::SetOrigin( 0 , 0 ) ;
- ::ClipRect( &m_macPort->portRect ) ;
- ::PenNormal() ;
- ::SetPort( m_macOrigPort ) ;
- }
- */
- ++m_macCurrentPortId ;
-};
-
-void wxDC::MacSetupPort() const
-{
- AGAPortHelper* help = &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 ;
- m_macPenInstalled = 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 , bmap->m_height * scale , 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 ;
- }
- }
- }
- }
-}
-
-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 ) ;
- }
- }
-};
-
-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 ) ;
-
-};
-
-void wxDC::DoSetClippingRegionAsRegion( const wxRegion ®ion )
-{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
-
- MacVerifySetup() ;
- if (region.Empty())
- {
- DestroyClippingRegion();
- return;
- }
-
- wxCoord xx, yy, ww, hh;
- region.GetBox( xx, yy, ww, hh );
- wxDC::DoSetClippingRegion( xx, yy, ww, hh );
-}
-
-void wxDC::DestroyClippingRegion(void)
-{
- MacVerifySetup() ;
- 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;
- 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 )
-{
- if (!Ok()) return;
- m_textForegroundColour = col;
- m_macFontInstalled = false ;
-};
-
-void wxDC::SetTextBackground( const wxColour &col )
-{
- if (!Ok()) return;
- 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();
-};
-/*
-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;
-};
-*/
-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 (x < m_minX) m_minX = x;
- 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);
-}
-
-int wxDC::GetDepth() const
-{
- return wxDisplayDepth() ;
-}
-
-void wxDC::ComputeScaleAndOrigin(void)
-{
- // 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)
- {
- // TODO : set internal flags for recalc
- }
-};
-
-void wxDC::SetPalette( const wxPalette& palette )
-{
-}
-
-void wxDC::SetBackgroundMode( int mode )
-{
- m_backgroundMode = mode ;
-}
-
-void wxDC::SetFont( const wxFont &font )
-{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
-
- m_font = font;
- m_macFontInstalled = false ;
-}
-
-void wxDC::SetPen( const wxPen &pen )
-{
- if (!Ok() )
- return;
-
- MacVerifySetup() ;
-
- 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() ;
-
- if (m_brush == brush)
- return;
-
- m_brush = brush;
- m_macBrushInstalled = false ;
-}
-
-void wxDC::SetBackground( const wxBrush &brush )
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- 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 ;
-}
-
-void wxDC::DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
- int style )
-{
-}
-
-bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
-{
- return true ;
-}
-
-void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
-{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- MacInstallPen() ;
- int offset = (m_pen.GetWidth() - 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 );
- };
-}
-
-void wxDC::DoCrossHair( wxCoord x, wxCoord y )
-{
-}
-
-void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
- wxCoord x2, wxCoord y2,
- wxCoord xc, wxCoord yc )
-{
-}
-
-void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
- double sa, double ea )
-{
-}
-
-void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
-{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- MacInstallPen() ;
- long xx1 = XLOG2DEV(x);
- long 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() ;
-
- if (m_pen.GetStyle() == wxTRANSPARENT)
- return;
-
- MacInstallPen() ;
-
- int offset = (m_pen.GetWidth() - 1 ) / 2 ;
- long x1, x2 , y1 , y2 ;
- x1 = XLOG2DEV(points[0].x + xoffset);
- y1 = YLOG2DEV(points[0].y + yoffset);
- ::MoveTo(x1 - offset ,y1 - offset );
-
- for (int i = 0; i < n-1; i++)
- {
- long x2 = XLOG2DEV(points[i+1].x + xoffset);
- long y2 = YLOG2DEV(points[i+1].y + yoffset);
- ::LineTo(x2 - offset , y2 - offset );
- }
-}
-
-void wxDC::DoDrawPolygon(int n, wxPoint points[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle )
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- PolyHandle polygon = OpenPoly() ;
- long x1, x2 , y1 , y2 ;
- x1 = XLOG2DEV(points[0].x + xoffset);
- y1 = YLOG2DEV(points[0].y + yoffset);
- ::MoveTo(x1,y1);
-
- for (int i = 0; i < n-1; i++)
- {
- long x2 = XLOG2DEV(points[i+1].x + xoffset);
- long y2 = YLOG2DEV(points[i+1].y + yoffset);
- ::LineTo(x2, y2);
- }
-
- 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)
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long 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)
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- 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);
-
- // 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 , radius * 2 , radius * 2 ) ;
- };
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- MacInstallPen() ;
- ::FrameRoundRect( &rect , radius * 2 , radius * 2 ) ;
- };
-}
-
-void wxDC::DoDrawEllipse(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);
-
- // 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 ) ;
- };
-}
-
-// ----------------------------------- 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::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 )
-{
- if (!Ok()) return FALSE;
- MacVerifySetup() ;
-
- CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ;
- PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ;
- RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
- RGBColor black = { 0,0,0} ;
- RGBForeColor( &m_textForegroundColour.GetPixel() ) ;
- RGBBackColor( &m_textBackgroundColour.GetPixel() ) ;
-
- if ( LockPixels(bmappixels) )
- {
- Rect srcrect , dstrect ;
- srcrect.top = source->YLOG2DEV(ysrc) ;
- srcrect.left = source->XLOG2DEV(xsrc) ;
- srcrect.right = source->XLOG2DEV(xsrc + width ) ;
- srcrect.bottom = source->YLOG2DEV(ysrc + height) ;
- dstrect.top = YLOG2DEV(ydest) ;
- dstrect.left = XLOG2DEV(xdest) ;
- dstrect.bottom = YLOG2DEV(ydest + height ) ;
- dstrect.right = XLOG2DEV(xdest + width ) ;
-
- short mode = (logical_func == wxCOPY ? srcCopy :
- // logical_func == wxCLEAR ? WHITENESS :
- // logical_func == wxSET ? BLACKNESS :
- logical_func == wxINVERT ? hilite :
- // logical_func == wxAND ? MERGECOPY :
- logical_func == wxOR ? srcOr :
- logical_func == wxSRC_INVERT ? notSrcCopy :
- logical_func == wxXOR ? srcXor :
- // logical_func == wxOR_REVERSE ? MERGEPAINT :
- // logical_func == wxAND_REVERSE ? SRCERASE :
- // logical_func == wxSRC_OR ? srcOr :
- // logical_func == wxSRC_AND ? SRCAND :
- srcCopy );
-
- if ( useMask && source->m_macMask )
- {
- wxASSERT( mode == srcCopy ) ;
- if ( LockPixels( GetGWorldPixMap( source->m_macMask ) ) )
- {
- 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 ) ,
- &srcrect, &dstrect, mode, NULL ) ;
- }
- UnlockPixels( bmappixels ) ;
- }
-
- m_macPenInstalled = false ;
- m_macBrushInstalled = false ;
- m_macFontInstalled = false ;
-
- return TRUE;
-}
-
-void wxDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
- double angle)
-{
-}
-void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
-
-// if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- MacInstallFont() ;
- /*
- Rect clip = { -32000 , -32000 , 32000 , 32000 } ;
-
- ::ClipRect( &clip ) ;
- */
-
- FontInfo fi ;
- ::GetFontInfo( &fi ) ;
-
- yy += fi.ascent ;
- ::MoveTo( xx , yy );
- if ( m_backgroundMode == wxTRANSPARENT )
- {
- ::TextMode( srcOr) ;
- }
- else
- {
- ::TextMode( srcCopy ) ;
- }
-
- const char *text = NULL ;
- int length = 0 ;
- wxString macText ;
-
- if ( wxApp::s_macDefaultEncodingIsPC )
- {
- macText = wxMacMakeMacStringFromPC( strtext ) ;
- text = macText ;
- length = macText.Length() ;
- }
- else
- {
- text = strtext ;
- length = strtext.Length() ;
- }
-
- int laststop = 0 ;
- int i = 0 ;
- int line = 0 ;
-
- while( i < length )
- {
- if( text[i] == 13 || text[i] == 10)
- {
- ::DrawText( text , laststop , i - laststop ) ;
- line++ ;
- ::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) );
- laststop = i+1 ;
- }
- i++ ;
- }
-
- ::DrawText( text , laststop , i - laststop ) ;
- ::TextMode( srcOr ) ;
- }
-}
-
-bool wxDC::CanGetTextExtent(void) const
-{
- if ( !Ok() )
- return false ;
-
- return true ;
-}
-
-void wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
- wxCoord *descent, wxCoord *externalLeading ,
- wxFont *theFont ) const
-{
- if (!Ok())
- return;
-
- MacVerifySetup() ;
-
- wxFont formerFont = m_font ;
-
- if ( theFont )
- {
- wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
-
- if ( font )
- {
- ::TextFont( font->m_macFontNum ) ;
- ::TextSize( YLOG2DEVREL( font->m_macFontSize) ) ;
- ::TextFace( font->m_macFontStyle ) ;
- }
- }
- else
- {
- MacInstallFont() ;
- }
-
- FontInfo fi ;
- ::GetFontInfo( &fi ) ;
-
- if ( height )
- *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
- if ( descent )
- *descent =YDEV2LOGREL( fi.descent );
- if ( externalLeading )
- *externalLeading = YDEV2LOGREL( fi.leading ) ;
-
- const char *text = NULL ;
- int length = 0 ;
- wxString macText ;
- if ( wxApp::s_macDefaultEncodingIsPC )
- {
- macText = wxMacMakeMacStringFromPC( string ) ;
- text = macText ;
- length = macText.Length() ;
- }
- else
- {
- text = string ;
- length = string.Length() ;
- }
-
- int laststop = 0 ;
- int i = 0 ;
- int curwidth = 0 ;
- if ( width )
- {
- *width = 0 ;
-
- while( i < length )
- {
- if( text[i] == 13 || text[i] == 10)
- {
- if ( height )
- *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
- curwidth = ::TextWidth( text , laststop , i - laststop ) ;
- if ( curwidth > *width )
- *width = XDEV2LOGREL( curwidth ) ;
- laststop = i+1 ;
- }
- i++ ;
- }
-
- curwidth = ::TextWidth( text , laststop , i - laststop ) ;
- if ( curwidth > *width )
- *width = XDEV2LOGREL( curwidth ) ;
- }
-
- if ( theFont )
- {
- m_macFontInstalled = false ;
- }
-}
-
-wxCoord wxDC::GetCharWidth(void) const
-{
- if (!Ok())
- return 1;
-
- MacVerifySetup() ;
-
- MacInstallFont() ;
-
- FontInfo fi ;
- ::GetFontInfo( &fi ) ;
-
- return YDEV2LOGREL((fi.descent + fi.ascent) / 2) ;
-}
-
-wxCoord wxDC::GetCharHeight(void) const
-{
- if (!Ok())
- return 1;
-
- MacVerifySetup() ;
-
- MacInstallFont() ;
-
- FontInfo fi ;
- ::GetFontInfo( &fi ) ;
-
- return YDEV2LOGREL( fi.descent + fi.ascent );
-}
-
-void wxDC::Clear(void)
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
- 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 ;
- Pattern blackColor ;
-
- wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
-
- if ( font )
- {
- ::TextFont( font->m_macFontNum ) ;
- ::TextSize( m_scaleY * font->m_macFontSize ) ;
- ::TextFace( font->m_macFontStyle ) ;
-
- m_macFontInstalled = true ;
- m_macBrushInstalled = false ;
- m_macPenInstalled = false ;
-
- ::RGBForeColor(&m_textForegroundColour.GetPixel() );
- ::RGBBackColor(&m_textBackgroundColour.GetPixel() );
- }
- else
- {
- short fontnum ;
-
- GetFNum( "\pGeneva" , &fontnum ) ;
- ::TextFont( fontnum ) ;
- ::TextSize( m_scaleY * 10 ) ;
- ::TextFace( 0 ) ;
-
- // todo reset after spacing changes - or store the current spacing somewhere
-
- m_macFontInstalled = true ;
- m_macBrushInstalled = false ;
- m_macPenInstalled = false ;
- ::RGBForeColor( &(m_textForegroundColour.GetPixel()) );
- ::RGBBackColor(&m_textBackgroundColour.GetPixel() );
- }
-
-
- 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 ;
-
- // unsupported TODO
-
- case wxCLEAR: // 0
- case wxAND_REVERSE:// src AND (NOT dst)
- case wxAND: // src AND 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 ) ;
-}
-
-static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern)
-{
- int thePatListID = sysPatListID;
- int theIndex;
- switch(hatchStyle)
- {
- case wxBDIAGONAL_HATCH:
- theIndex = 34; // WCH: this is not good
- break;
- case wxFDIAGONAL_HATCH:
- theIndex = 26;
- break;
- case wxCROSS_HATCH:
- theIndex = 5;
- break;
- case wxHORIZONTAL_HATCH:
- theIndex = 25;
- break;
- case wxVERTICAL_HATCH:
- theIndex = 6;
- break;
- case wxCROSSDIAG_HATCH:
- theIndex = 4; // WCH: this is not good
- break;
- default:
- theIndex = 1; // solid pattern
- break;
- }
- GetIndPattern( pattern, thePatListID, theIndex);
-}
-
-void wxDC::MacInstallPen() const
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
-
- Pattern blackColor;
-
- if ( m_macPenInstalled )
- return ;
-
- ::RGBForeColor(&m_pen.GetColour().GetPixel() );
- ::RGBBackColor(&m_backgroundBrush.GetColour().GetPixel() );
-
- ::PenNormal() ;
- int penWidth = m_pen.GetWidth();
- ::PenSize(penWidth, penWidth);
-
- int penStyle = m_pen.GetStyle();
-
- if (penStyle == wxSOLID)
- ::PenPat(GetQDGlobalsBlack(&blackColor));
- else if (IS_HATCH(penStyle))
- {
- Pattern pat ;
- wxMacGetHatchPattern(penStyle, &pat);
- ::PenPat(&pat);
- }
- else
- {
- ::PenPat(GetQDGlobalsBlack(&blackColor));
- }
-
- 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 ;
-
- // unsupported TODO
-
- case wxCLEAR: // 0
- case wxAND_REVERSE:// src AND (NOT dst)
- case wxAND: // src AND 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::MacInstallBrush() const
-{
- if (!Ok())
- return;
- MacVerifySetup() ;
- Pattern blackColor, whiteColor ;
- if ( m_macBrushInstalled )
- return ;
-
- // foreground
-
- ::RGBForeColor(&m_brush.GetColour().GetPixel() );
- ::RGBBackColor(&m_backgroundBrush.GetColour().GetPixel() );
-
- int brushStyle = m_brush.GetStyle();
- if (brushStyle == wxSOLID)
- ::PenPat(GetQDGlobalsBlack(&blackColor));
- else if (IS_HATCH(brushStyle))
- {
- Pattern pat ;
- wxMacGetHatchPattern(brushStyle, &pat);
- ::PenPat(&pat);
- }
- else
- {
- ::PenPat(GetQDGlobalsBlack(&blackColor));
- }
-
-
- // background
-
- brushStyle = m_backgroundBrush.GetStyle();
- if (brushStyle == wxSOLID)
- ::BackPat(GetQDGlobalsWhite(&whiteColor));
- else if (IS_HATCH(brushStyle))
- {
- Pattern pat ;
- wxMacGetHatchPattern(brushStyle, &pat);
- ::BackPat(&pat);
- }
- else
- {
- ::BackPat(GetQDGlobalsWhite(&whiteColor));
- }
-
- 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 ;
-
- // unsupported TODO
-
- case wxCLEAR: // 0
- case wxAND_REVERSE:// src AND (NOT dst)
- case wxAND: // src AND 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);
-}
+// TODO REMOVE
\ No newline at end of file
projects / wxWidgets.git / blobdiff