X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/65608e3bb0a1efea84af1aafbf3e05a05285766e..31523f511cdc980c424d908f04dad046666222d8:/src/mac/dc.cpp diff --git a/src/mac/dc.cpp b/src/mac/dc.cpp index 6756d9df03..acad87440d 100644 --- a/src/mac/dc.cpp +++ b/src/mac/dc.cpp @@ -16,6 +16,9 @@ #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" @@ -35,6 +38,18 @@ IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject) #define twips2mm 0.0176388888889 #define mm2pt 2.83464566929 #define pt2mm 0.352777777778 +#ifndef __UNIX__ +const double M_PI = 3.14159265358979 ; +#endif +const double RAD2DEG = 180.0 / M_PI; + +//----------------------------------------------------------------------------- +// 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 @@ -83,8 +98,7 @@ wxDC::wxDC() m_pen = *wxBLACK_PEN; m_font = *wxNORMAL_FONT; m_brush = *wxWHITE_BRUSH; -}; - +} wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) : m_ph( dc->m_macPort ) { @@ -99,20 +113,15 @@ wxMacPortSetter::~wxMacPortSetter() wxDC::~wxDC(void) { -}; - +} void wxDC::MacSetupPort(AGAPortHelper* help) const { // help->Setup( m_macPort ) ; ::SetOrigin(-m_macLocalOrigin.h, -m_macLocalOrigin.v); + if ( m_clipping ) { - 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 } ; + Rect clip = { m_clipY1 , m_clipX1 , m_clipY2 , m_clipX2 } ; ::SectRect( &clip , &m_macClipRect , &clip ) ; ::ClipRect( &clip ) ; } @@ -129,119 +138,139 @@ void wxDC::MacSetupPort(AGAPortHelper* help) const void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask ) { - float scale = 1.0 ; - - if (!Ok()) - return; - wxMacPortSetter helper(this) ; - - 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; - wxMacPortSetter helper(this) ; - - 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 ) { - 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; - } - }; + 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") ) ; wxMacPortSetter helper(this) ; if (region.Empty()) @@ -255,18 +284,16 @@ void wxDC::DoSetClippingRegionAsRegion( const wxRegion ®ion ) wxDC::DoSetClippingRegion( xx, yy, ww, hh ); } -void wxDC::DestroyClippingRegion(void) +void wxDC::DestroyClippingRegion() { wxMacPortSetter helper(this) ; m_clipping = FALSE; -}; - +} 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; @@ -274,22 +301,19 @@ void wxDC::DoGetSizeMM( int* width, int* height ) const 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) @@ -310,64 +334,59 @@ void wxDC::SetMapMode( int 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 ) { @@ -375,8 +394,7 @@ 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); @@ -387,7 +405,7 @@ int wxDC::GetDepth() const return wxDisplayDepth() ; } -void wxDC::ComputeScaleAndOrigin(void) +void wxDC::ComputeScaleAndOrigin() { // CMB: copy scale to see if it changes double origScaleX = m_scaleX; @@ -409,8 +427,7 @@ void wxDC::ComputeScaleAndOrigin(void) m_pen = tempPen; SetPen(* pen); } -}; - +} void wxDC::SetPalette( const wxPalette& palette ) { } @@ -422,38 +439,27 @@ void wxDC::SetBackgroundMode( int mode ) void wxDC::SetFont( const wxFont &font ) { - if (!Ok()) - return; - -// wxMacPortSetter helper(this) ; - - 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; - -// wxMacPortSetter helper(this) ; + 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; -// wxMacPortSetter helper(this) ; + wxCHECK_RET(Ok(), wxT("Invalid DC")); if (m_brush == brush) return; @@ -464,9 +470,7 @@ void wxDC::SetBrush( const wxBrush &brush ) void wxDC::SetBackground( const wxBrush &brush ) { - if (!Ok()) - return; -// wxMacPortSetter helper(this) ; + wxCHECK_RET(Ok(), wxT("Invalid DC")); if (m_backgroundBrush == brush) return; @@ -496,68 +500,228 @@ void wxDC::DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, 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")); 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")); 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; + wxCHECK_RET(Ok(), wxT("Invalid DC")); wxMacPortSetter helper(this) ; if (m_pen.GetStyle() == wxTRANSPARENT) @@ -565,17 +729,19 @@ void wxDC::DoDrawLines(int n, wxPoint points[], 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 ); } } @@ -583,48 +749,70 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle ) { - if (!Ok()) - return; - wxMacPortSetter helper(this) ; + 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; - wxMacPortSetter helper(this) ; - - 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) @@ -649,30 +837,29 @@ void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { 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; - wxMacPortSetter helper(this) ; + 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) @@ -697,25 +884,24 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, { 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; - wxMacPortSetter helper(this) ; + 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) @@ -740,13 +926,13 @@ void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { MacInstallBrush() ; ::PaintOval( &rect ) ; - }; + } if (m_pen.GetStyle() != wxTRANSPARENT) { MacInstallPen() ; ::FrameOval( &rect ) ; - }; + } } @@ -760,8 +946,9 @@ bool wxDC::CanDrawBitmap(void) const 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; - wxMacPortSetter helper(this) ; + wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc")); + wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit Illegal source DC")); + wxMacPortSetter helper(this) ; CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ; PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ; @@ -803,15 +990,17 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, 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 ) ; @@ -825,14 +1014,107 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, } 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; - wxMacPortSetter helper(this) ; + wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC")); + wxMacPortSetter helper(this) ; long xx = XLOG2DEV(x); long yy = YLOG2DEV(y); @@ -897,10 +1179,9 @@ void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y) } } -bool wxDC::CanGetTextExtent(void) const +bool wxDC::CanGetTextExtent() const { - if ( !Ok() ) - return false ; + wxCHECK_MSG(Ok(), false, wxT("Invalid DC")); return true ; } @@ -909,9 +1190,7 @@ void wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *he wxCoord *descent, wxCoord *externalLeading , wxFont *theFont ) const { - if (!Ok()) - return; - + wxCHECK_RET(Ok(), wxT("Invalid DC")); wxMacPortSetter helper(this) ; wxFont formerFont = m_font ; @@ -991,25 +1270,22 @@ void wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *he wxCoord wxDC::GetCharWidth(void) const { - if (!Ok()) - return 1; + wxCHECK_MSG(Ok(), 1, wxT("Invalid DC")); 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")); - wxMacPortSetter helper(this) ; + wxMacPortSetter helper(this) ; MacInstallFont() ; @@ -1021,23 +1297,20 @@ wxCoord wxDC::GetCharHeight(void) const void wxDC::Clear(void) { - if (!Ok()) - return; - wxMacPortSetter helper(this) ; + 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; - + wxCHECK_RET(Ok(), wxT("Invalid DC")); // if ( m_macFontInstalled ) // return ; Pattern blackColor ; @@ -1156,8 +1429,7 @@ static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern) void wxDC::MacInstallPen() const { - if (!Ok()) - return; + wxCHECK_RET(Ok(), wxT("Invalid DC")); Pattern blackColor; @@ -1170,7 +1442,7 @@ void wxDC::MacInstallPen() const ::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 ) @@ -1242,8 +1514,7 @@ void wxDC::MacInstallPen() const void wxDC::MacInstallBrush() const { - if (!Ok()) - return; + wxCHECK_RET(Ok(), wxT("Invalid DC")); Pattern blackColor, whiteColor ; // if ( m_macBrushInstalled )