X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/85675f10197e20f227b9e4277401f3623fed2895..ab7049776d45e622f621dd06216a4c1a1ad34b15:/src/common/dcsvg.cpp diff --git a/src/common/dcsvg.cpp b/src/common/dcsvg.cpp index 1cac125fc7..9aeb7e9530 100644 --- a/src/common/dcsvg.cpp +++ b/src/common/dcsvg.cpp @@ -28,9 +28,6 @@ #include "wx/wfstream.h" #include "wx/filename.h" -#define wxSVG_DEBUG false -// or true to see the calls being executed - // ---------------------------------------------------------- // Global utilities // ---------------------------------------------------------- @@ -49,55 +46,63 @@ inline wxString NumStr(double f) return wxString::FromCDouble(f, 2); } -wxString wxPenString(wxColour c, int style = wxPENSTYLE_SOLID) +// Return the colour representation as HTML-like "#rrggbb" string and also +// returns its alpha as opacity number in 0..1 range. +wxString Col2SVG(wxColour c, float *opacity) { - wxString s = wxT("stroke:") + c.GetAsString(wxC2S_HTML_SYNTAX) + wxT("; "); - // Use the color's alpha value (if not opaque) for the opacity. - // Note that a transparent pen will override the alpha value. - if (c.Alpha() != wxALPHA_OPAQUE && style != wxPENSTYLE_TRANSPARENT) + if ( c.Alpha() != wxALPHA_OPAQUE ) { - s += wxString::Format(wxT("stroke-opacity:%s; "), NumStr(c.Alpha()/255.)); + *opacity = c.Alpha()/255.; + + // Remove the alpha before using GetAsString(wxC2S_HTML_SYNTAX) as it + // doesn't support colours with alpha channel. + c = wxColour(c.GetRGB()); } - else + else // No alpha. { - switch ( style ) - { - case wxPENSTYLE_SOLID: - s += wxT("stroke-opacity:1.0; "); - break; - case wxPENSTYLE_TRANSPARENT: - s += wxT("stroke-opacity:0.0; "); - break; - default : - wxASSERT_MSG(false, wxT("wxSVGFileDC::Requested Pen Style not available")); - } + *opacity = 1.; } - return s; + + return c.GetAsString(wxC2S_HTML_SYNTAX); } -wxString wxBrushString(wxColour c, int style = wxBRUSHSTYLE_SOLID) +wxString wxPenString(wxColour c, int style = wxPENSTYLE_SOLID) { - wxString s = wxT("fill:") + c.GetAsString(wxC2S_HTML_SYNTAX) + wxT("; "); - // Use the color's alpha value (if not opaque) for the opacity. - // Note that a transparent brush will override the alpha value. - if (c.Alpha() != wxALPHA_OPAQUE && style != wxBRUSHSTYLE_TRANSPARENT) + float opacity; + wxString s = wxT("stroke:") + Col2SVG(c, &opacity) + wxT("; "); + + switch ( style ) { - s += wxString::Format(wxT("fill-opacity:%s; "), NumStr(c.Alpha()/255.)); + case wxPENSTYLE_SOLID: + s += wxString::Format(wxT("stroke-opacity:%s; "), NumStr(opacity)); + break; + case wxPENSTYLE_TRANSPARENT: + s += wxT("stroke-opacity:0.0; "); + break; + default : + wxASSERT_MSG(false, wxT("wxSVGFileDC::Requested Pen Style not available")); } - else + + return s; +} + +wxString wxBrushString(wxColour c, int style = wxBRUSHSTYLE_SOLID) +{ + float opacity; + wxString s = wxT("fill:") + Col2SVG(c, &opacity) + wxT("; "); + + switch ( style ) { - switch ( style ) - { - case wxBRUSHSTYLE_SOLID: - s += wxT("fill-opacity:1.0; "); - break; - case wxBRUSHSTYLE_TRANSPARENT: - s += wxT("fill-opacity:0.0; "); - break; - default : - wxASSERT_MSG(false, wxT("wxSVGFileDC::Requested Brush Style not available")); - } + case wxBRUSHSTYLE_SOLID: + s += wxString::Format(wxT("fill-opacity:%s; "), NumStr(opacity)); + break; + case wxBRUSHSTYLE_TRANSPARENT: + s += wxT("fill-opacity:0.0; "); + break; + default : + wxASSERT_MSG(false, wxT("wxSVGFileDC::Requested Brush Style not available")); } + return s; } @@ -142,7 +147,7 @@ void wxSVGFileDCImpl::Init (const wxString &filename, int Width, int Height, dou ////////////////////code here m_outfile = new wxFileOutputStream(filename); - m_OK = m_outfile->Ok (); + m_OK = m_outfile->IsOk(); if (m_OK) { m_filename = filename; @@ -190,17 +195,15 @@ wxSize wxSVGFileDCImpl::GetPPI() const void wxSVGFileDCImpl::DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) { - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString s; s.Printf ( wxT(" \n"), x1,y1,x2,y2 ); if (m_OK) { write(s); } - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DrawLine Call executed")); CalcBoundingBox(x1, y1); CalcBoundingBox(x2, y2); - return; } void wxSVGFileDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset , wxCoord yoffset ) @@ -215,7 +218,7 @@ void wxSVGFileDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset , wxC void wxSVGFileDCImpl::DoDrawPoint (wxCoord x1, wxCoord y1) { wxString s; - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); s = wxT(" ") + wxString(wxT("\n")); write(s); DoDrawLine ( x1,y1,x1,y1 ); @@ -231,13 +234,12 @@ void wxSVGFileDCImpl::DoDrawCheckMark(wxCoord x1, wxCoord y1, wxCoord width, wxC 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 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 (); + if (m_graphics_changed) NewGraphics(); wxString s, sTmp; // calculate bounding box @@ -261,7 +263,6 @@ void wxSVGFileDCImpl::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoor // 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 - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::Draw Rotated Text Call plotting text background")); sTmp.Printf ( wxT(" 0) s += wxT("style=\"font-family:") + sTmp + wxT("; "); + sTmp = m_font.GetFaceName(); + if (sTmp.Len() > 0) s += wxT("style=\"font-family:") + sTmp + wxT("; "); else s += wxT("style=\" "); wxString fontweights [3] = { wxT("normal"), wxT("lighter"), wxT("bold") }; @@ -282,7 +283,7 @@ void wxSVGFileDCImpl::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoor wxString fontstyles [5] = { wxT("normal"), wxT("style error"), wxT("style error"), wxT("italic"), wxT("oblique") }; s += wxT("font-style:") + fontstyles[m_font.GetStyle() - wxNORMAL] + wxT("; "); - sTmp.Printf (wxT("font-size:%dpt; "), m_font.GetPointSize () ); + sTmp.Printf (wxT("font-size:%dpt; "), m_font.GetPointSize() ); s += sTmp; //text will be solid, unless alpha value isn't opaque in the foreground colour s += wxBrushString(m_textForegroundColour) + wxPenString(m_textForegroundColour); @@ -292,7 +293,6 @@ void wxSVGFileDCImpl::DoDrawRotatedText(const wxString& sText, wxCoord x, wxCoor { write(s); } - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DrawRotatedText Call executed")); } void wxSVGFileDCImpl::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) @@ -303,7 +303,7 @@ void wxSVGFileDCImpl::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoo void wxSVGFileDCImpl::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius ) { - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString s; s.Printf ( wxT(" \n"); write(s); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawRoundedRectangle Call executed")); CalcBoundingBox(x, y); CalcBoundingBox(x + width, y + height); } @@ -321,7 +320,7 @@ void wxSVGFileDCImpl::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, wxPolygonFillMode fillStyle) { - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString s, sTmp; s = wxT(" \n"); write(s); - - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawPolygon Call executed")); } void wxSVGFileDCImpl::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoord height) { - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); int rh = height /2; int rw = width /2; @@ -357,7 +354,6 @@ void wxSVGFileDCImpl::DoDrawEllipse (wxCoord x, wxCoord y, wxCoord width, wxCoor write(s); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawEllipse Call executed")); CalcBoundingBox(x, y); CalcBoundingBox(x + width, y + height); } @@ -373,7 +369,7 @@ void wxSVGFileDCImpl::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, Might be better described as Pie drawing */ - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString s; // we need the radius of the circle which has two estimates @@ -409,8 +405,6 @@ void wxSVGFileDCImpl::DoDrawArc(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, { write(s); } - - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawArc Call executed")); } void wxSVGFileDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) @@ -434,7 +428,7 @@ void wxSVGFileDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h, //known bug: SVG draws with the current pen along the radii, but this does not happen in wxMSW - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString s; //radius @@ -471,8 +465,6 @@ void wxSVGFileDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h, { write(s); } - - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawEllipticArc Call executed")); } void wxSVGFileDCImpl::DoGetTextExtent(const wxString& string, wxCoord *w, wxCoord *h, wxCoord *descent , wxCoord *externalLeading , const wxFont *font) const @@ -483,17 +475,14 @@ void wxSVGFileDCImpl::DoGetTextExtent(const wxString& string, wxCoord *w, wxCoor sDC.SetFont (m_font); if ( font != NULL ) sDC.SetFont ( *font ); sDC.GetTextExtent(string, w, h, descent, externalLeading ); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::GetTextExtent Call executed")); } wxCoord wxSVGFileDCImpl::GetCharHeight() const - { wxScreenDC sDC; sDC.SetFont (m_font); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::GetCharHeight Call executing")); - return ( sDC.GetCharHeight() ); + return sDC.GetCharHeight(); } @@ -502,9 +491,7 @@ wxCoord wxSVGFileDCImpl::GetCharWidth() const wxScreenDC sDC; sDC.SetFont (m_font); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::GetCharWidth Call executing")); - return ( sDC.GetCharWidth() ); - + return sDC.GetCharWidth(); } @@ -514,16 +501,13 @@ wxCoord wxSVGFileDCImpl::GetCharWidth() const void wxSVGFileDCImpl::SetBackground( const wxBrush &brush ) { - m_backgroundBrush = brush; - return; } void wxSVGFileDCImpl::SetBackgroundMode( int mode ) { m_backgroundMode = mode; - return; } @@ -533,7 +517,6 @@ void wxSVGFileDCImpl::SetBrush(const wxBrush& brush) m_brush = brush; m_graphics_changed = true; - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::SetBrush Call executed")); } @@ -544,17 +527,16 @@ void wxSVGFileDCImpl::SetPen(const wxPen& pen) m_pen = pen; m_graphics_changed = true; - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::SetPen Call executed")); } -void wxSVGFileDCImpl::NewGraphics () +void wxSVGFileDCImpl::NewGraphics() { wxString s, sBrush, sPenCap, sPenJoin, sPenStyle, sLast, sWarn; - sBrush = wxT("\n\n"), m_pen.GetWidth(), NumStr(m_logicalOriginX), NumStr(m_logicalOriginY), NumStr(m_scaleX), NumStr(m_scaleY) ); @@ -585,7 +568,6 @@ void wxSVGFileDCImpl::NewGraphics () s = sBrush + sPenCap + sPenJoin + sPenStyle + sLast + wxT("\n") + sWarn; write(s); m_graphics_changed = false; - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::NewGraphics Call executed")); } @@ -593,8 +575,6 @@ void wxSVGFileDCImpl::SetFont(const wxFont& font) { m_font = font; - - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::SetFont Call executed")); } // export a bitmap as a raster image in png @@ -619,7 +599,6 @@ bool wxSVGFileDCImpl::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoor memDC.Blit(0, 0, width, height, source, xsrc, ysrc); memDC.SelectObject( wxNullBitmap ); DoDrawBitmap(myBitmap, xdest, ydest); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoBlit Call executed")); return false; } @@ -631,13 +610,11 @@ void wxSVGFileDCImpl::DoDrawIcon(const class wxIcon & myIcon, wxCoord x, wxCoord memDC.DrawIcon(myIcon,0,0); memDC.SelectObject( wxNullBitmap ); DoDrawBitmap(myBitmap, x, y); - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawIcon Call executed")); - return; } void wxSVGFileDCImpl::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoord y , bool WXUNUSED(bTransparent) /*=0*/ ) { - if (m_graphics_changed) NewGraphics (); + if (m_graphics_changed) NewGraphics(); wxString sTmp, s, sPNG; if ( wxImage::FindHandler(wxBITMAP_TYPE_PNG) == NULL ) @@ -674,17 +651,14 @@ void wxSVGFileDCImpl::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoor { write(s); } - m_OK = m_outfile->Ok () && bPNG_OK; - wxASSERT_MSG(!wxSVG_DEBUG, wxT("wxSVGFileDC::DoDrawBitmap Call executed")); - - return; + m_OK = m_outfile->IsOk() && bPNG_OK; } void wxSVGFileDCImpl::write(const wxString &s) { const wxCharBuffer buf = s.utf8_str(); m_outfile->Write(buf, strlen((const char *)buf)); - m_OK = m_outfile->Ok(); + m_OK = m_outfile->IsOk(); }