X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/93ccaed86983970c4a2aa5af34593781e5b8964f..c1a4ce66a6d0f5830bd80573963dc072f81e6813:/src/motif/font.cpp diff --git a/src/motif/font.cpp b/src/motif/font.cpp index c9b7ca780e..fc503f190f 100644 --- a/src/motif/font.cpp +++ b/src/motif/font.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: font.cpp +// Name: src/motif/font.cpp // Purpose: wxFont class // Author: Julian Smart // Modified by: @@ -17,50 +17,68 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "font.h" +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#ifdef __VMS +#pragma message disable nosimpint +#include "wx/vms_x_fix.h" +#endif +#include +#ifdef __VMS +#pragma message enable nosimpint #endif -#include "wx/defs.h" -#include "wx/string.h" #include "wx/font.h" -#include "wx/gdicmn.h" -#include "wx/utils.h" -#include - -#if !USE_SHARED_LIBRARIES - IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) +#ifndef WX_PRECOMP + #include "wx/string.h" + #include "wx/utils.h" // for wxGetDisplay() + #include "wx/settings.h" + #include "wx/gdicmn.h" #endif +#include "wx/fontutil.h" // for wxNativeFontInfo +#include "wx/tokenzr.h" +#include "wx/motif/private.h" + +IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- // For every wxFont, there must be a font for each display and scale requested. // So these objects are stored in wxFontRefData::m_fonts -class wxXFont: public wxObject +class wxXFont : public wxObject { public: wxXFont(); - ~wxXFont(); + virtual ~wxXFont(); +#if !wxMOTIF_NEW_FONT_HANDLING WXFontStructPtr m_fontStruct; // XFontStruct +#endif +#if !wxMOTIF_USE_RENDER_TABLE WXFontList m_fontList; // Motif XmFontList +#else // if wxMOTIF_USE_RENDER_TABLE + WXRenderTable m_renderTable; // Motif XmRenderTable + WXRendition m_rendition; // Motif XmRendition +#endif WXDisplay* m_display; // XDisplay int m_scale; // Scale * 100 }; class wxFontRefData: public wxGDIRefData { -friend class wxFont; + friend class wxFont; public: wxFontRefData(int size = wxDEFAULT, int family = wxDEFAULT, int style = wxDEFAULT, int weight = wxDEFAULT, - bool underlined = FALSE, + bool underlined = false, const wxString& faceName = wxEmptyString, wxFontEncoding encoding = wxFONTENCODING_DEFAULT) { @@ -73,7 +91,7 @@ public: data.m_underlined, data.m_faceName, data.m_encoding); } - ~wxFontRefData(); + virtual ~wxFontRefData(); protected: // common part of all ctors @@ -94,6 +112,8 @@ protected: wxString m_faceName; wxFontEncoding m_encoding; + wxNativeFontInfo m_nativeFontInfo; + // A list of wxXFonts wxList m_fonts; }; @@ -108,20 +128,35 @@ protected: wxXFont::wxXFont() { +#if !wxMOTIF_NEW_FONT_HANDLING m_fontStruct = (WXFontStructPtr) 0; +#endif +#if !wxMOTIF_USE_RENDER_TABLE m_fontList = (WXFontList) 0; +#else // if wxMOTIF_USE_RENDER_TABLE + m_renderTable = (WXRenderTable) 0; + m_rendition = (WXRendition) 0; +#endif m_display = (WXDisplay*) 0; m_scale = 100; } wxXFont::~wxXFont() { - XmFontList fontList = (XmFontList) m_fontList; - - XmFontListFree (fontList); +#if !wxMOTIF_USE_RENDER_TABLE + if (m_fontList) + XmFontListFree ((XmFontList) m_fontList); + m_fontList = NULL; +#else // if wxMOTIF_USE_RENDER_TABLE + if (m_renderTable) + XmRenderTableFree ((XmRenderTable) m_renderTable); + m_renderTable = NULL; +#endif // TODO: why does freeing the font produce a segv??? // Note that XFreeFont wasn't called in wxWin 1.68 either. + // MBN: probably some interaction with fonts being still + // in use in some widgets... // XFontStruct* fontStruct = (XFontStruct*) m_fontStruct; // XFreeFont((Display*) m_display, fontStruct); } @@ -166,24 +201,25 @@ void wxFontRefData::Init(int pointSize, wxFontRefData::~wxFontRefData() { - wxNode* node = m_fonts.First(); + wxList::compatibility_iterator node = m_fonts.GetFirst(); while (node) { - wxXFont* f = (wxXFont*) node->Data(); + wxXFont* f = (wxXFont*) node->GetData(); delete f; - node = node->Next(); + node = node->GetNext(); } m_fonts.Clear(); } +#define M_FONTDATA ((wxFontRefData*)m_refData) + // ---------------------------------------------------------------------------- // wxFont // ---------------------------------------------------------------------------- -void wxFont::Init() +wxFont::wxFont(const wxNativeFontInfo& info) { - if ( wxTheFontList ) - wxTheFontList->Append(this); + (void)Create(info.GetXFontName()); } bool wxFont::Create(int pointSize, @@ -198,15 +234,114 @@ bool wxFont::Create(int pointSize, m_refData = new wxFontRefData(pointSize, family, style, weight, underlined, faceName, encoding); - RealizeResource(); + return true; +} + +bool wxFont::Create(const wxString& fontname, wxFontEncoding enc) +{ + if( !fontname ) + { + *this = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT); + return true; + } + + m_refData = new wxFontRefData(); + + M_FONTDATA->m_nativeFontInfo.SetXFontName(fontname); // X font name + + wxString tmp; + + wxStringTokenizer tn( fontname, wxT("-") ); + + tn.GetNextToken(); // skip initial empty token + tn.GetNextToken(); // foundry + + + M_FONTDATA->m_faceName = tn.GetNextToken(); // family + + tmp = tn.GetNextToken().MakeUpper(); // weight + if (tmp == wxT("BOLD")) M_FONTDATA->m_weight = wxBOLD; + if (tmp == wxT("BLACK")) M_FONTDATA->m_weight = wxBOLD; + if (tmp == wxT("EXTRABOLD")) M_FONTDATA->m_weight = wxBOLD; + if (tmp == wxT("DEMIBOLD")) M_FONTDATA->m_weight = wxBOLD; + if (tmp == wxT("ULTRABOLD")) M_FONTDATA->m_weight = wxBOLD; - return TRUE; + if (tmp == wxT("LIGHT")) M_FONTDATA->m_weight = wxLIGHT; + if (tmp == wxT("THIN")) M_FONTDATA->m_weight = wxLIGHT; + + tmp = tn.GetNextToken().MakeUpper(); // slant + if (tmp == wxT("I")) M_FONTDATA->m_style = wxITALIC; + if (tmp == wxT("O")) M_FONTDATA->m_style = wxITALIC; + + tn.GetNextToken(); // set width + tn.GetNextToken(); // add. style + tn.GetNextToken(); // pixel size + + tmp = tn.GetNextToken(); // pointsize + if (tmp != wxT("*")) + { + long num = wxStrtol (tmp.mb_str(), (wxChar **) NULL, 10); + M_FONTDATA->m_pointSize = (int)(num / 10); + } + + tn.GetNextToken(); // x-res + tn.GetNextToken(); // y-res + + tmp = tn.GetNextToken().MakeUpper(); // spacing + + if (tmp == wxT("M")) + M_FONTDATA->m_family = wxMODERN; + else if (M_FONTDATA->m_faceName == wxT("TIMES")) + M_FONTDATA->m_family = wxROMAN; + else if (M_FONTDATA->m_faceName == wxT("HELVETICA")) + M_FONTDATA->m_family = wxSWISS; + else if (M_FONTDATA->m_faceName == wxT("LUCIDATYPEWRITER")) + M_FONTDATA->m_family = wxTELETYPE; + else if (M_FONTDATA->m_faceName == wxT("LUCIDA")) + M_FONTDATA->m_family = wxDECORATIVE; + else if (M_FONTDATA->m_faceName == wxT("UTOPIA")) + M_FONTDATA->m_family = wxSCRIPT; + + tn.GetNextToken(); // avg width + + // deal with font encoding + M_FONTDATA->m_encoding = enc; + if ( M_FONTDATA->m_encoding == wxFONTENCODING_SYSTEM ) + { + wxString registry = tn.GetNextToken().MakeUpper(), + encoding = tn.GetNextToken().MakeUpper(); + + if ( registry == _T("ISO8859") ) + { + int cp; + if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 ) + { + M_FONTDATA->m_encoding = + (wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1); + } + } + else if ( registry == _T("MICROSOFT") ) + { + int cp; + if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 ) + { + M_FONTDATA->m_encoding = + (wxFontEncoding)(wxFONTENCODING_CP1250 + cp); + } + } + else if ( registry == _T("KOI8") ) + { + M_FONTDATA->m_encoding = wxFONTENCODING_KOI8; + } + //else: unknown encoding - may be give a warning here? + else + return false; + } + return true; } wxFont::~wxFont() { - if ( wxTheFontList ) - wxTheFontList->DeleteObject(this); } // ---------------------------------------------------------------------------- @@ -233,8 +368,7 @@ void wxFont::SetPointSize(int pointSize) Unshare(); M_FONTDATA->m_pointSize = pointSize; - - RealizeResource(); + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now } void wxFont::SetFamily(int family) @@ -242,8 +376,7 @@ void wxFont::SetFamily(int family) Unshare(); M_FONTDATA->m_family = family; - - RealizeResource(); + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now } void wxFont::SetStyle(int style) @@ -251,8 +384,7 @@ void wxFont::SetStyle(int style) Unshare(); M_FONTDATA->m_style = style; - - RealizeResource(); + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now } void wxFont::SetWeight(int weight) @@ -260,17 +392,17 @@ void wxFont::SetWeight(int weight) Unshare(); M_FONTDATA->m_weight = weight; - - RealizeResource(); + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now } -void wxFont::SetFaceName(const wxString& faceName) +bool wxFont::SetFaceName(const wxString& faceName) { Unshare(); M_FONTDATA->m_faceName = faceName; + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now - RealizeResource(); + return wxFontBase::SetFaceName(faceName); } void wxFont::SetUnderlined(bool underlined) @@ -278,8 +410,6 @@ void wxFont::SetUnderlined(bool underlined) Unshare(); M_FONTDATA->m_underlined = underlined; - - RealizeResource(); } void wxFont::SetEncoding(wxFontEncoding encoding) @@ -287,8 +417,14 @@ void wxFont::SetEncoding(wxFontEncoding encoding) Unshare(); M_FONTDATA->m_encoding = encoding; + M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now +} - RealizeResource(); +void wxFont::DoSetNativeFontInfo(const wxNativeFontInfo& info) +{ + Unshare(); + + M_FONTDATA->m_nativeFontInfo = info; } // ---------------------------------------------------------------------------- @@ -297,40 +433,61 @@ void wxFont::SetEncoding(wxFontEncoding encoding) int wxFont::GetPointSize() const { + wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + return M_FONTDATA->m_pointSize; } +wxString wxFont::GetFaceName() const +{ + wxCHECK_MSG( Ok(), wxEmptyString, wxT("invalid font") ); + + return M_FONTDATA->m_faceName ; +} + int wxFont::GetFamily() const { + wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + return M_FONTDATA->m_family; } int wxFont::GetStyle() const { + wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + return M_FONTDATA->m_style; } int wxFont::GetWeight() const { + wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); + return M_FONTDATA->m_weight; } bool wxFont::GetUnderlined() const { + wxCHECK_MSG( Ok(), false, wxT("invalid font") ); + return M_FONTDATA->m_underlined; } -wxString wxFont::GetFaceName() const +wxFontEncoding wxFont::GetEncoding() const { - wxString str; - if ( M_FONTDATA ) - str = M_FONTDATA->m_faceName ; - return str; + wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); + + return M_FONTDATA->m_encoding; } -wxFontEncoding wxFont::GetEncoding() const +const wxNativeFontInfo *wxFont::GetNativeFontInfo() const { - return M_FONTDATA->m_encoding; + wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") ); + + if(M_FONTDATA->m_nativeFontInfo.GetXFontName().empty()) + GetInternalFont(); + + return &(M_FONTDATA->m_nativeFontInfo); } // ---------------------------------------------------------------------------- @@ -349,41 +506,79 @@ wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const int pointSize = (M_FONTDATA->m_pointSize * 10 * intScale) / 100; // search existing fonts first - wxNode* node = M_FONTDATA->m_fonts.First(); + wxList::compatibility_iterator node = M_FONTDATA->m_fonts.GetFirst(); while (node) { - wxXFont* f = (wxXFont*) node->Data(); + wxXFont* f = (wxXFont*) node->GetData(); if ((!display || (f->m_display == display)) && (f->m_scale == intScale)) return f; - node = node->Next(); + node = node->GetNext(); } // not found, create a new one - XFontStruct *font = wxLoadQueryNearestFont(pointSize, + wxString xFontSpec; + XFontStruct *font = (XFontStruct *) + wxLoadQueryNearestFont(pointSize, M_FONTDATA->m_family, M_FONTDATA->m_style, M_FONTDATA->m_weight, M_FONTDATA->m_underlined, - _T(""), - M_FONTDATA->m_encoding); + wxT(""), + M_FONTDATA->m_encoding, + &xFontSpec); if ( !font ) { - wxFAIL_MSG( _T("Could not allocate even a default font -- something is wrong.") ); + wxFAIL_MSG( wxT("Could not allocate even a default font -- something is wrong.") ); return (wxXFont*) NULL; } wxXFont* f = new wxXFont; +#if wxMOTIF_NEW_FONT_HANDLING + XFreeFont( (Display*) display, font ); +#else f->m_fontStruct = (WXFontStructPtr)font; +#endif f->m_display = ( display ? display : wxGetDisplay() ); f->m_scale = intScale; + +#if wxMOTIF_USE_RENDER_TABLE + XmRendition rendition; + XmRenderTable renderTable; + Arg args[5]; + int count = 0; + +#if wxMOTIF_NEW_FONT_HANDLING + char* fontSpec = wxStrdup(xFontSpec.mb_str()); + XtSetArg( args[count], XmNfontName, fontSpec ); ++count; + XtSetArg( args[count], XmNfontType, XmFONT_IS_FONTSET ); ++count; +#else + XtSetArg( args[count], XmNfont, font ); ++count; +#endif + XtSetArg( args[count], XmNunderlineType, + GetUnderlined() ? XmSINGLE_LINE : XmNO_LINE ); ++count; + rendition = XmRenditionCreate( XmGetXmDisplay( (Display*)f->m_display ), + (XmStringTag)"", + args, count ); + renderTable = XmRenderTableAddRenditions( NULL, &rendition, 1, + XmMERGE_REPLACE ); + + f->m_renderTable = (WXRenderTable)renderTable; + f->m_rendition = (WXRendition)rendition; + wxASSERT( f->m_renderTable != NULL ); +#else // if !wxMOTIF_USE_RENDER_TABLE f->m_fontList = XmFontListCreate ((XFontStruct*) font, XmSTRING_DEFAULT_CHARSET); + wxASSERT( f->m_fontList != NULL ); +#endif + M_FONTDATA->m_fonts.Append(f); return f; } +#if !wxMOTIF_NEW_FONT_HANDLING + WXFontStructPtr wxFont::GetFontStruct(double scale, WXDisplay* display) const { wxXFont* f = GetInternalFont(scale, display); @@ -391,9 +586,111 @@ WXFontStructPtr wxFont::GetFontStruct(double scale, WXDisplay* display) const return (f ? f->m_fontStruct : (WXFontStructPtr) 0); } +#endif + +#if !wxMOTIF_USE_RENDER_TABLE + WXFontList wxFont::GetFontList(double scale, WXDisplay* display) const { wxXFont* f = GetInternalFont(scale, display); return (f ? f->m_fontList : (WXFontList) 0); } + +#else // if wxMOTIF_USE_RENDER_TABLE + +WXRenderTable wxFont::GetRenderTable(WXDisplay* display) const +{ + wxXFont* f = GetInternalFont(1.0, display); + + return (f ? f->m_renderTable : (WXRenderTable) 0); +} + +#endif // wxMOTIF_USE_RENDER_TABLE + +WXFontType wxFont::GetFontType(WXDisplay* display) const +{ +#if wxMOTIF_USE_RENDER_TABLE + return Ok() ? GetRenderTable(display) : NULL; +#else + return Ok() ? GetFontList(1.0, display) : NULL; +#endif +} + +WXFontType wxFont::GetFontTypeC(WXDisplay* display) const +{ +#if wxMOTIF_USE_RENDER_TABLE + return Ok() ? GetRenderTable(display) : NULL; +#else + return Ok() ? XmFontListCopy( (XmFontList)GetFontList(1.0, display) ) : NULL; +#endif +} + +/*static*/ WXString wxFont::GetFontTag() +{ +#if wxMOTIF_USE_RENDER_TABLE + return (WXString)XmNrenderTable; +#else + return (WXString)XmNfontList; +#endif +} + +#if wxMOTIF_USE_RENDER_TABLE + +WXFontSet wxFont::GetFontSet(double scale, WXDisplay* display) const +{ + wxXFont* f = GetInternalFont(scale, display); + + if( !f ) return (WXFontSet) 0; + + Arg args[2]; + int count = 0; + + XtSetArg( args[count], XmNfont, 0 ); ++count; + XmRenditionRetrieve( (XmRendition) f->m_rendition, args, count ); + + return (WXFontSet) args[0].value; +} + +void wxGetTextExtent(WXDisplay* display, const wxFont& font, double scale, + const wxString& str, + int* width, int* height, int* ascent, int* descent) +{ + XRectangle ink, logical; + WXFontSet fset = font.GetFontSet(scale, display); + + XmbTextExtents( (XFontSet)fset, str.mb_str(), str.length(), &ink, &logical); + + if( width ) *width = logical.width; + if( height ) *height = logical.height; + if( ascent ) *ascent = -logical.y; + if( descent ) *descent = logical.height + logical.y; +} + +#else // if !wxMOTIF_USE_RENDER_TABLE + +void wxGetTextExtent(WXDisplay* display, const wxFont& font, + double scale, const wxString& str, + int* width, int* height, int* ascent, int* descent) +{ + WXFontStructPtr pFontStruct = font.GetFontStruct(scale, display); + + int direction, ascent2, descent2; + XCharStruct overall; + int slen = str.length(); + + XTextExtents((XFontStruct*) pFontStruct, + wx_const_cast(char*, (const char *)str.mb_str()), slen, + &direction, &ascent2, &descent2, &overall); + + if ( width ) + *width = (overall.width); + if ( height ) + *height = (ascent2 + descent2); + if ( descent ) + *descent = descent2; + if ( ascent ) + *ascent = ascent2; +} + +#endif // !wxMOTIF_USE_RENDER_TABLE