X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fb88ba480b4193da5bc91e3ba6738aa2c548280e..8aea37a9df3a2f5ca949ff466bbf698a4b2e3062:/src/common/dcsvg.cpp diff --git a/src/common/dcsvg.cpp b/src/common/dcsvg.cpp index 8dcf308a59..2d0b4dcbab 100644 --- a/src/common/dcsvg.cpp +++ b/src/common/dcsvg.cpp @@ -15,28 +15,27 @@ #pragma hdrstop #endif +#if wxUSE_SVG + #ifndef WX_PRECOMP -#include "wx/wx.h" + #include "wx/dcmemory.h" + #include "wx/dcscreen.h" + #include "wx/icon.h" + #include "wx/image.h" #endif - -#include "wx/svg/dcsvg.h" -#include -#include "wx/image.h" +#include "wx/dcsvg.h" +#include "wx/wfstream.h" #define wxSVG_DEBUG FALSE // or TRUE to see the calls being executed -#define newline wxString(wxT("\n")) -#define space wxString(wxT(" ")) -#define semicolon wxString(wxT(";")) -#define wx_round(a) (int)((a)+.5) -#ifdef __BORLANDC__ -#pragma warn -rch -#pragma warn -ccc -#endif +#define newline wxString(wxT("\n")) +#define space wxString(wxT(" ")) +#define semicolon wxString(wxT(";")) +#define wx_round(a) (int)((a)+.5) -static inline double DegToRad(double deg) { return (deg * 3.14) / 180.0; } ; +static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; } wxString wxColStr ( wxColour c ) { @@ -56,10 +55,10 @@ wxString wxBrushString ( wxColour c, int style ) wxString s = wxT("fill:#") + wxColStr (c) + semicolon + space ; switch ( style ) { - case wxSOLID : + case wxBRUSHSTYLE_SOLID : s = s + wxT("fill-opacity:1.0; "); break ; - case wxTRANSPARENT: + case wxBRUSHSTYLE_TRANSPARENT: s = s + wxT("fill-opacity:0.0; "); break ; @@ -71,34 +70,31 @@ wxString wxBrushString ( wxColour c, int style ) return s ; } +// ---------------------------------------------------------- +// wxSVGFileDC +// ---------------------------------------------------------- -void wxSVGFileDC::Init (wxString f, int Width, int Height, float dpi) +IMPLEMENT_ABSTRACT_CLASS(wxSVGFileDCImpl, wxDC) +wxSVGFileDCImpl::wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename, + int width, int height, double dpi ) : + wxDCImpl( owner ) + { + Init( filename, width, height, dpi ); + } + +void wxSVGFileDCImpl::Init (const wxString &filename, int Width, int Height, double dpi) { - //set up things first wxDCBase does all this? m_width = Width ; m_height = Height ; - m_clipping = FALSE; + m_dpi = dpi; + m_OK = TRUE; m_mm_to_pix_x = dpi/25.4; m_mm_to_pix_y = dpi/25.4; - m_signX = m_signY = 1; - - m_userScaleX = m_userScaleY = - m_deviceOriginX = m_deviceOriginY = 0; - - m_OriginX = m_OriginY = 0; - m_logicalOriginX = m_logicalOriginY = 0; - m_logicalScaleX = m_logicalScaleY = 0 ; - m_scaleX = m_scaleY = 1.0 ; - - m_logicalFunction = wxCOPY; - m_backgroundMode = wxTRANSPARENT; - m_mappingMode = wxMM_TEXT; - m_backgroundBrush = *wxTRANSPARENT_BRUSH; m_textForegroundColour = *wxBLACK; m_textBackgroundColour = *wxWHITE; @@ -112,11 +108,11 @@ void wxSVGFileDC::Init (wxString f, int Width, int Height, float dpi) ////////////////////code here - m_outfile = new wxFileOutputStream(f) ; + m_outfile = new wxFileOutputStream(filename) ; m_OK = m_outfile->Ok (); if (m_OK) { - m_filename = f ; + m_filename = filename ; m_sub_images = 0 ; wxString s ; s = wxT("") ; s = s + newline ; @@ -127,7 +123,7 @@ void wxSVGFileDC::Init (wxString f, int Width, int Height, float dpi) write(s); s.Printf ( wxT(" \n"), float(Width)/dpi*2.54, float(Height)/dpi*2.54, Width, Height ); write(s); - s = wxT("SVG Picture created as ") + wxFileNameFromPath(f) + wxT(" ") + newline ; + s = wxT("SVG Picture created as ") + wxFileNameFromPath(filename) + wxT(" ") + newline ; write(s); s = wxString (wxT("Picture generated by wxSVG ")) + wxSVGVersion + wxT(" ")+ newline ; write(s); @@ -138,34 +134,29 @@ void wxSVGFileDC::Init (wxString f, int Width, int Height, float dpi) } -// constructors -wxSVGFileDC::wxSVGFileDC (wxString f) -{ - // quarter 640x480 screen display at 72 dpi - Init (f,320,240,72.0); -}; -wxSVGFileDC::wxSVGFileDC (wxString f, int Width, int Height) -{ - Init (f,Width,Height,72.0); -}; - -wxSVGFileDC::wxSVGFileDC (wxString f, int Width, int Height, float dpi) -{ - Init (f,Width,Height,dpi); -}; - -wxSVGFileDC::~wxSVGFileDC() +wxSVGFileDCImpl::~wxSVGFileDCImpl() { wxString s = wxT(" \n \n") ; write(s); delete m_outfile ; } +void wxSVGFileDCImpl::DoGetSizeMM( int *width, int *height ) const +{ + if (width) + *width = wxRound( (double)m_width / m_mm_to_pix_x ); + + if (height) + *height = wxRound( (double)m_height / m_mm_to_pix_y ); +} + +wxSize wxSVGFileDCImpl::GetPPI() const +{ + return wxSize( wxRound(m_dpi), wxRound(m_dpi) ); +} -////////////////////////////////////////////////////////////////////////////////////////// - -void wxSVGFileDC::DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) +void wxSVGFileDCImpl::DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) { if (m_graphics_changed) NewGraphics (); wxString s ; @@ -178,9 +169,9 @@ void wxSVGFileDC::DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) CalcBoundingBox(x1, y1) ; CalcBoundingBox(x2, y2) ; return; -}; +} -void wxSVGFileDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset , wxCoord yoffset ) +void wxSVGFileDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset , wxCoord yoffset ) { for ( int i = 1; i < n ; i++ ) { @@ -190,32 +181,32 @@ void wxSVGFileDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset , wxCoord } -void wxSVGFileDC::DoDrawPoint (wxCoord x1, wxCoord y1) +void wxSVGFileDCImpl::DoDrawPoint (wxCoord x1, wxCoord y1) { wxString s; if (m_graphics_changed) NewGraphics (); s = wxT(" ") + newline ; write(s); - DrawLine ( x1,y1,x1,y1 ); + DoDrawLine ( x1,y1,x1,y1 ); s = wxT(""); write(s); } -void wxSVGFileDC::DoDrawCheckMark(wxCoord x1, wxCoord y1, wxCoord width, wxCoord height) +void wxSVGFileDCImpl::DoDrawCheckMark(wxCoord x1, wxCoord y1, wxCoord width, wxCoord height) { - wxDCBase::DoDrawCheckMark (x1,y1,width,height) ; + wxDCImpl::DoDrawCheckMark (x1,y1,width,height) ; } -void wxSVGFileDC::DoDrawText(const wxString& text, wxCoord x1, wxCoord y1) +void wxSVGFileDCImpl::DoDrawText(const wxString& text, wxCoord x1, wxCoord y1) { DoDrawRotatedText(text, x1,y1,0.0); wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DrawText Call executed")) ; } -void wxSVGFileDC::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoord y, double angle) +void wxSVGFileDCImpl::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoord y, double angle) { //known bug; if the font is drawn in a scaled DC, it will not behave exactly as wxMSW if (m_graphics_changed) NewGraphics (); @@ -237,7 +228,7 @@ void wxSVGFileDC::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoord y, CalcBoundingBox(x, y); CalcBoundingBox((wxCoord)(x + h*sin(rad)), (wxCoord)(y + h*cos(rad))); - if (m_backgroundMode == wxSOLID) + if (m_backgroundMode == wxBRUSHSTYLE_SOLID) { // draw background first // just like DoDrawRectangle except we pass the text color to it and set the border to a 1 pixel wide text background @@ -252,17 +243,17 @@ void wxSVGFileDC::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoord y, } //now do the text itself s.Printf (wxT(" 0) s = s + wxT("style=\"font-family:") + sTmp + wxT("; "); else s = s + wxT("style=\" ") ; wxString fontweights [3] = { wxT("normal"), wxT("lighter"), wxT("bold") }; s = s + wxT("font-weight:") + fontweights[m_font.GetWeight() - wxNORMAL] + semicolon + space; - + wxString fontstyles [5] = { wxT("normal"), wxT("style error"), wxT("style error"), wxT("italic"), wxT("oblique") }; s = s + wxT("font-style:") + fontstyles[m_font.GetStyle() - wxNORMAL] + semicolon + space; - + sTmp.Printf (wxT("font-size:%dpt; fill:#"), m_font.GetPointSize () ); s = s + sTmp ; s = s + wxColStr (m_textForegroundColour) + wxT("; stroke:#") + wxColStr (m_textForegroundColour) + wxT("; ") ; @@ -277,19 +268,19 @@ void wxSVGFileDC::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoord y, } -void wxSVGFileDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) +void wxSVGFileDCImpl::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { DoDrawRoundedRectangle(x, y, width, height, 0) ; } -void wxSVGFileDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius ) +void wxSVGFileDCImpl::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius ) { if (m_graphics_changed) NewGraphics (); wxString s ; - s.Printf ( wxT(" ") + newline ; @@ -302,7 +293,7 @@ void wxSVGFileDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wx } -void wxSVGFileDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle) +void wxSVGFileDCImpl::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle) { if (m_graphics_changed) NewGraphics (); wxString s, sTmp ; @@ -328,7 +319,7 @@ void wxSVGFileDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoor } -void wxSVGFileDC::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoord height) +void wxSVGFileDCImpl::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoord height) { if (m_graphics_changed) NewGraphics (); @@ -348,7 +339,7 @@ void wxSVGFileDC::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoord he } -void wxSVGFileDC::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc) +void wxSVGFileDCImpl::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc) { /* Draws an arc of a circle, centred on (xc, yc), with starting point (x1, y1) and ending at (x2, y2). The current pen is used for the outline @@ -374,13 +365,13 @@ void wxSVGFileDC::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCo } double theta1 = atan2((double)(yc-y1),(double)(x1-xc)); - if ( theta1 < 0 ) theta1 = theta1 + 3.14 * 2; + if ( theta1 < 0 ) theta1 = theta1 + M_PI * 2; double theta2 = atan2((double)(yc-y2), (double)(x2-xc)); - if ( theta2 < 0 ) theta2 = theta2 + 3.14 * 2; - if ( theta2 < theta1 ) theta2 = theta2 + 3.14 *2 ; + if ( theta2 < 0 ) theta2 = theta2 + M_PI * 2; + if ( theta2 < theta1 ) theta2 = theta2 + M_PI *2 ; int fArc ; // flag for large or small arc 0 means less than 180 degrees - if ( fabs(theta2 - theta1) > 3.14 ) fArc = 1; else fArc = 0 ; + if ( fabs(theta2 - theta1) > M_PI ) fArc = 1; else fArc = 0 ; int fSweep = 0 ; // flag for sweep always 0 @@ -400,7 +391,7 @@ void wxSVGFileDC::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCo } -void wxSVGFileDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) +void wxSVGFileDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) { /* Draws an arc of an ellipse. The current pen is used for drawing the arc @@ -446,7 +437,7 @@ void wxSVGFileDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,doub if ( (theta2 - theta1) > 0 ) fArc = 1; else fArc = 0 ; int fSweep ; - if ( fabs(theta2 - theta1) > 3.14) fSweep = 1; else fSweep = 0 ; + if ( fabs(theta2 - theta1) > M_PI) fSweep = 1; else fSweep = 0 ; s.Printf ( wxT("\n\n \n") ; } - sLast.Printf ( wxT("stroke-width:%d\" \n transform=\"translate(%.2g %.2g) scale(%.2g %.2g)\">"), - w, m_OriginX, m_OriginY, m_scaleX, m_scaleY ); + sLast.Printf( wxT("stroke-width:%d\" \n transform=\"translate(%.2g %.2g) scale(%.2g %.2g)\">"), + w, (double)m_logicalOriginX, m_logicalOriginY, m_scaleX, m_scaleY ); s = sBrush + sPenCap + sPenJoin + sPenStyle + sLast + newline + sWarn; write(s); @@ -594,123 +585,21 @@ void wxSVGFileDC::NewGraphics () } -void wxSVGFileDC::SetFont(const wxFont& font) +void wxSVGFileDCImpl::SetFont(const wxFont& font) { m_font = font ; - - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::SetFont Call executed")) ; -} - - -void wxSVGFileDC::ComputeScaleAndOrigin() -{ - m_scaleX = m_logicalScaleX * m_userScaleX; - m_scaleY = m_logicalScaleY * m_userScaleY; - m_OriginX = m_logicalOriginX * m_logicalScaleX + m_deviceOriginX ; - m_OriginY = m_logicalOriginY * m_logicalScaleY + m_deviceOriginY ; - m_graphics_changed = TRUE; -} - - -int wxSVGFileDC::GetMapMode() -{ - return m_mappingMode ; -} - - -void wxSVGFileDC::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; - } - m_mappingMode = mode; - - /* we don't do this mega optimisation - if (mode != wxMM_TEXT) - { - m_needComputeScaleX = TRUE; - m_needComputeScaleY = TRUE; - } - */ -} - - -void wxSVGFileDC::GetUserScale(double *x, double *y) const -{ - *x = m_userScaleX ; - *y = m_userScaleY ; -} - - -void wxSVGFileDC::SetUserScale( double x, double y ) -{ - // allow negative ? -> no - m_userScaleX = x; - m_userScaleY = y; - ComputeScaleAndOrigin(); -} - -void wxSVGFileDC::SetLogicalScale( double x, double y ) -{ - // allow negative ? - m_logicalScaleX = x; - m_logicalScaleY = y; - ComputeScaleAndOrigin(); -} - - -void wxSVGFileDC::SetLogicalOrigin( wxCoord x, wxCoord y ) -{ - // is this still correct ? - m_logicalOriginX = x * m_signX; - m_logicalOriginY = y * m_signY; - ComputeScaleAndOrigin(); -} - - -void wxSVGFileDC::SetDeviceOrigin( wxCoord x, wxCoord y ) -{ - // only wxPostScripDC has m_signX = -1, - m_deviceOriginX = x; - m_deviceOriginY = y; - ComputeScaleAndOrigin(); -} - - -void wxSVGFileDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp ) -{ - // only wxPostScripDC has m_signX = -1, - m_signX = (xLeftRight ? 1 : -1); - m_signY = (yBottomUp ? -1 : 1); - ComputeScaleAndOrigin(); + wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::SetFont Call executed")) ; } // export a bitmap as a raster image in png -bool wxSVGFileDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, - wxDC* source, wxCoord xsrc, wxCoord ysrc, - int logicalFunc /*= wxCOPY*/, bool useMask /*= FALSE*/, - wxCoord /*xsrcMask = -1*/, wxCoord /*ysrcMask = -1*/) +bool wxSVGFileDCImpl::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, + wxDC* source, wxCoord xsrc, wxCoord ysrc, + int logicalFunc /*= wxCOPY*/, bool useMask /*= FALSE*/, + wxCoord /*xsrcMask = -1*/, wxCoord /*ysrcMask = -1*/) { - if (logicalFunc != wxCOPY) { wxASSERT_MSG(FALSE, wxT("wxSVGFileDC::DoBlit Call requested nonCopy mode; this is not possible")) ; @@ -731,8 +620,7 @@ bool wxSVGFileDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he return FALSE ; } - -void wxSVGFileDC::DoDrawIcon(const class wxIcon & myIcon, wxCoord x, wxCoord y) +void wxSVGFileDCImpl::DoDrawIcon(const class wxIcon & myIcon, wxCoord x, wxCoord y) { wxBitmap myBitmap (myIcon.GetWidth(), myIcon.GetHeight() ) ; wxMemoryDC memDC; @@ -744,16 +632,15 @@ void wxSVGFileDC::DoDrawIcon(const class wxIcon & myIcon, wxCoord x, wxCoord y) return ; } - - -void wxSVGFileDC::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y , bool WXUNUSED(bTransparent) /*=0*/ ) +void wxSVGFileDCImpl::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y , bool WXUNUSED(bTransparent) /*=0*/ ) { if (m_graphics_changed) NewGraphics (); - wxString sTmp, s, sPNG ; - wxImage::AddHandler(new wxPNGHandler); + wxString sTmp, s, sPNG ; + if ( wxImage::FindHandler(wxBITMAP_TYPE_PNG) == NULL ) + wxImage::AddHandler(new wxPNGHandler); -// create suitable file name +// create suitable file name sTmp.Printf ( wxT("_image%d.png"), m_sub_images); sPNG = m_filename.BeforeLast(wxT('.')) + sTmp; while (wxFile::Exists(sPNG) ) @@ -762,7 +649,7 @@ void wxSVGFileDC::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y sTmp.Printf ( wxT("_image%d.png"), m_sub_images); sPNG = m_filename.BeforeLast(wxT('.')) + sTmp; } - + //create copy of bitmap (wxGTK doesn't like saving a constant bitmap) wxBitmap myBitmap = bmp ; //save it @@ -775,7 +662,7 @@ void wxSVGFileDC::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y s = s + sTmp ; sTmp.Printf ( wxT(" xlink:href=\"%s\"> \n"), sPNG.c_str() ); s = s + sTmp + wxT("Image from wxSVG ") + newline; - + if (m_OK && bPNG_OK) { write(s); @@ -786,66 +673,18 @@ void wxSVGFileDC::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y return ; } - -// --------------------------------------------------------------------------- -// coordinates transformations -// --------------------------------------------------------------------------- - -wxCoord wxSVGFileDC::DeviceToLogicalX(wxCoord x) const +void wxSVGFileDCImpl::write(const wxString &s) { - return XDEV2LOG(x); + const wxCharBuffer buf = s.utf8_str(); + m_outfile->Write(buf, strlen((const char *)buf)); + m_OK = m_outfile->Ok(); } -wxCoord wxSVGFileDC::DeviceToLogicalY(wxCoord y) const -{ - return YDEV2LOG(y); -} - - -wxCoord wxSVGFileDC::DeviceToLogicalXRel(wxCoord x) const -{ - return XDEV2LOGREL(x); -} - - -wxCoord wxSVGFileDC::DeviceToLogicalYRel(wxCoord y) const -{ - return YDEV2LOGREL(y); -} - - -wxCoord wxSVGFileDC::LogicalToDeviceX(wxCoord x) const -{ - return XLOG2DEV(x); -} - - -wxCoord wxSVGFileDC::LogicalToDeviceY(wxCoord y) const -{ - return YLOG2DEV(y); -} - - -wxCoord wxSVGFileDC::LogicalToDeviceXRel(wxCoord x) const -{ - return XLOG2DEVREL(x); -} - - -wxCoord wxSVGFileDC::LogicalToDeviceYRel(wxCoord y) const -{ - return YLOG2DEVREL(y); -} - -void wxSVGFileDC::write(const wxString &s) -{ - const wxWX2MBbuf buf = s.mb_str(wxConvUTF8); - m_outfile->Write(buf, strlen((const char *)buf)); - m_OK = m_outfile->Ok(); -} - #ifdef __BORLANDC__ #pragma warn .rch #pragma warn .ccc #endif + +#endif // wxUSE_SVG +