/////////////////////////////////////////////////////////////////////////////
-// Name: mgl/fontutil.cpp
+// Name: src/mgl/fontutil.cpp
// Purpose: Font helper functions for MGL
// Author: Vaclav Slavik
// Created: 2001/04/29
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "fontutil.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#endif
#ifndef WX_PRECOMP
- #include "wx/log.h"
- #include "wx/fontutil.h"
- #include "wx/fontmap.h"
- #include "wx/tokenzr.h"
#include "wx/hash.h"
-#endif // PCH
+ #include "wx/log.h"
+#endif
+#include "wx/fontutil.h"
+#include "wx/encinfo.h"
+#include "wx/fontmap.h"
+#include "wx/tokenzr.h"
#include "wx/listimpl.cpp"
#include "wx/sysopt.h"
#include "wx/mgl/private.h"
+#include "wx/private/fontmgr.h"
#include <mgraph.h>
wxString encid = tokenizer.GetNextToken();
long enc;
if ( !encid.ToLong(&enc) )
- return FALSE;
+ return false;
encoding = (wxFontEncoding)enc;
// ok even if empty
facename = tokenizer.GetNextToken();
- return TRUE;
+ return true;
}
wxString wxNativeEncodingInfo::ToString() const
{
wxString s;
s << (long)encoding;
- if ( !!facename )
+ if ( !facename.empty() )
{
s << _T(';') << facename;
}
bool wxGetNativeFontEncoding(wxFontEncoding encoding,
wxNativeEncodingInfo *info)
{
- wxCHECK_MSG( info, FALSE, _T("bad pointer in wxGetNativeFontEncoding") );
+ wxCHECK_MSG( info, false, _T("bad pointer in wxGetNativeFontEncoding") );
if ( encoding == wxFONTENCODING_DEFAULT )
{
default:
// encoding not known to MGL
- return FALSE;
+ return false;
}
info->encoding = encoding;
- return TRUE;
+ return true;
}
bool wxTestFontEncoding(const wxNativeEncodingInfo& info)
{
if ( !info.facename )
- return TRUE;
-
- wxMGLFontFamily *family = wxTheFontsManager->GetFamily(info.facename);
- if ( !family )
- return FALSE;
- if ( family->GetInfo()->fontLibType == MGL_BITMAPFONT_LIB )
+ return true;
+
+ wxFontBundle *bundle = wxFontsManager::Get()->GetBundle(info.facename);
+ if ( !bundle )
+ return false;
+ if ( bundle->GetInfo()->fontLibType == MGL_BITMAPFONT_LIB )
+ {
return (info.mglEncoding == MGL_ENCODING_ASCII ||
info.mglEncoding == MGL_ENCODING_ISO8859_1 ||
info.mglEncoding == MGL_ENCODING_ISO8859_15 ||
info.mglEncoding == MGL_ENCODING_CP1252);
- else
- return TRUE;
-}
-
-
-// ----------------------------------------------------------------------------
-// wxFontFamily, wxMGLFontInstance, wxMGLFontLibrary
-// ----------------------------------------------------------------------------
-
-WX_DECLARE_LIST(wxMGLFontInstance, wxMGLFontInstanceList);
-WX_DEFINE_LIST(wxMGLFontInstanceList);
-WX_DEFINE_LIST(wxMGLFontFamilyList);
-
-wxMGLFontInstance::wxMGLFontInstance(wxMGLFontLibrary *fontLib,
- float pt, bool slant, bool aa)
-{
- m_fontLib = fontLib;
- m_font = NULL;
- m_pt = pt;
- m_slant = slant;
- m_aa = aa;
-
- float slantAngle = m_slant ? 15.0 : 0.0;
-
- wxLogTrace("mgl_font", "loading instance of '%s' slant=%i pt=%0.1f aa=%i",
- m_fontLib->GetMGLfont_lib_t()->name, m_slant, m_pt, m_aa);
- m_font = MGL_loadFontInstance(m_fontLib->GetMGLfont_lib_t(),
- m_pt, slantAngle, 0.0, aa);
- wxASSERT_MSG( m_font, wxT("Cannot create font instance.") );
-}
-
-wxMGLFontInstance::~wxMGLFontInstance()
-{
- wxLogTrace("mgl_font", "unloading instance of '%s' slant=%i pt=%0.1f aa=%i",
- m_fontLib->GetMGLfont_lib_t()->name, m_slant, m_pt, m_aa);
- if ( m_font )
- MGL_unloadFontInstance(m_font);
-}
-
-wxMGLFontLibrary::wxMGLFontLibrary(const wxString& filename, int type,
- wxMGLFontFamily *parentFamily)
-{
- m_family = parentFamily;
- m_type = type;
- m_fileName = filename;
- m_refs = 0;
- m_fontLib = NULL;
-
- m_instances = new wxMGLFontInstanceList;
- m_instances->DeleteContents(TRUE);
-}
-
-wxMGLFontLibrary::~wxMGLFontLibrary()
-{
- wxLogTrace("mgl_font", "font library dtor '%s'", m_fileName.mb_str());
- delete m_instances;
-}
-
-void wxMGLFontLibrary::IncRef()
-{
- wxLogTrace("mgl_font", "incRef(%u) '%s'", m_refs, m_fileName.c_str());
- if ( m_refs++ == 0 )
- {
- wxLogTrace("mgl_font", "opening library '%s'", m_fileName.mb_str());
- m_fontLib = MGL_openFontLib(m_fileName.mb_str());
}
-}
-
-void wxMGLFontLibrary::DecRef()
-{
- wxLogTrace("mgl_font", "decRef(%u) '%s'", m_refs, m_fileName.c_str());
- if ( --m_refs == 0 )
- {
- wxLogTrace("mgl_font", "killing instances of '%s'", m_fileName.mb_str());
- m_instances->Clear();
- wxLogTrace("mgl_font", "closing library '%s'", m_fileName.mb_str());
- MGL_closeFontLib(m_fontLib);
- m_fontLib = NULL;
- }
-}
-
-static int gs_antialiasingThreshold = -1;
-
-wxMGLFontInstance *wxMGLFontLibrary::GetFontInstance(wxFont *font,
- float scale, bool aa)
-{
- wxASSERT_MSG(m_refs > 0 && m_fontLib, wxT("font library not loaded!"));
-
- wxString facename;
- bool slant;
- bool antialiased;
- float pt = (float)font->GetPointSize() * scale;
-
- if ( gs_antialiasingThreshold == -1 )
- {
- gs_antialiasingThreshold = 10;
-#if wxUSE_SYSTEM_OPTIONS
- if ( wxSystemOptions::HasOption(wxT("mgl.aa-threshold")) )
- gs_antialiasingThreshold =
- wxSystemOptions::GetOptionInt(wxT("mgl.aa-threshold"));
- wxLogTrace("mgl_font", "AA threshold set to %i", gs_antialiasingThreshold);
-#endif
- }
-
- // Small characters don't look good when antialiased with the algorithm
- // that FreeType uses (mere 2x2 supersampling), so lets disable it AA
- // completely for small fonts.
- if ( pt <= gs_antialiasingThreshold )
- antialiased = FALSE;
- else
- antialiased = (m_fontLib->fontLibType == MGL_BITMAPFONT_LIB) ? FALSE : aa;
-
- slant = (((m_type & wxFONTFACE_ITALIC) == 0) &&
- (font->GetStyle() == wxSLANT || font->GetStyle() == wxITALIC));
-
- // FIXME_MGL -- MGL does not yet support slant, although the API is there
- slant = FALSE;
-
- wxLogTrace("mgl_font", "requested instance of '%s' slant=%i pt=%0.1f aa=%i",
- m_fileName.mb_str(), slant, pt, antialiased);
-
- wxMGLFontInstance *i;
- wxMGLFontInstanceList::Node *node;
-
- for (node = m_instances->GetFirst(); node; node = node->GetNext())
- {
- i = node->GetData();
- if ( i->GetPt() == pt && i->GetSlant() == slant &&
- i->GetAA() == antialiased )
- {
- wxLogTrace("mgl_font", " got from cache: slant=%i pt=%0.1f aa=%i",
- i->GetSlant(), i->GetPt(), i->GetAA());
- return i;
- }
- }
-
- i = new wxMGLFontInstance(this, pt, slant, antialiased);
- m_instances->Append(i);
- return i;
-}
-
-
-wxMGLFontFamily::wxMGLFontFamily(const font_info_t *info)
-{
- m_name = info->familyName;
- m_fontInfo = info;
-
- if ( info->regularFace[0] == '\0' )
- m_fontLibs[wxFONTFACE_REGULAR] = NULL;
- else
- m_fontLibs[wxFONTFACE_REGULAR] =
- new wxMGLFontLibrary(info->regularFace, wxFONTFACE_REGULAR, this);
-
- if ( info->italicFace[0] == '\0' )
- m_fontLibs[wxFONTFACE_ITALIC] = NULL;
else
- m_fontLibs[wxFONTFACE_ITALIC] =
- new wxMGLFontLibrary(info->italicFace, wxFONTFACE_ITALIC, this);
-
- if ( info->boldFace[0] == '\0' )
- m_fontLibs[wxFONTFACE_BOLD] = NULL;
- else
- m_fontLibs[wxFONTFACE_BOLD] =
- new wxMGLFontLibrary(info->boldFace, wxFONTFACE_BOLD, this);
-
- if ( info->boldItalicFace[0] == '\0' )
- m_fontLibs[wxFONTFACE_BOLD_ITALIC] = NULL;
- else
- m_fontLibs[wxFONTFACE_BOLD_ITALIC] =
- new wxMGLFontLibrary(info->boldItalicFace, wxFONTFACE_BOLD_ITALIC, this);
-
- wxLogTrace("mgl_font", "new family '%s' (r=%s, i=%s, b=%s, bi=%s)\n",
- info->familyName, info->regularFace, info->italicFace,
- info->boldFace, info->boldItalicFace);
-}
-
-wxMGLFontFamily::~wxMGLFontFamily()
-{
- for (size_t i = 0; i < wxFONTFACE_MAX; i++)
- delete m_fontLibs[i];
-}
-
-bool wxMGLFontFamily::HasFace(int type) const
-{
- return (m_fontLibs[type] != NULL);
-}
-
-
-// ----------------------------------------------------------------------------
-// wxFontsManager
-// ----------------------------------------------------------------------------
-
-wxMGLFontLibrary *wxFontsManager::GetFontLibrary(wxFont *font)
-{
- wxMGLFontFamily *family;
- int type;
- wxString facename = font->GetFaceName();
-
- if ( !facename.IsEmpty() )
- family = GetFamily(facename);
- else
- family = NULL;
-
- if ( !family )
- {
- facename.Empty();
- switch (font->GetFamily())
- {
- case wxSCRIPT:
- facename = wxT("Script");
- break;
- case wxDECORATIVE:
- facename = wxT("Charter");
- break;
- case wxROMAN:
- facename = wxT("Times");
- break;
- case wxTELETYPE:
- case wxMODERN:
- facename = wxT("Courier");
- break;
- case wxSWISS:
- facename = wxT("Helvetica");
- break;
- case wxDEFAULT:
- default:
- facename = wxT("Helvetica");
- break;
- }
-
- family = GetFamily(facename);
- if ( !family )
- {
- if ( m_list->GetFirst() )
- family = m_list->GetFirst()->GetData();
- else
- wxFAIL_MSG(wxT("Fatal error, no fonts available!"));
- }
- }
-
- type = wxFONTFACE_REGULAR;
-
- if ( font->GetWeight() == wxBOLD )
- type |= wxFONTFACE_BOLD;
-
- // FIXME_MGL -- this should read "if ( font->GetStyle() == wxITALIC )",
- // but since MGL does not yet support slant, we try to display it with
- // italic face (better than nothing...)
- if ( font->GetStyle() == wxITALIC || font->GetStyle() == wxSLANT )
- {
- if ( family->HasFace(type | wxFONTFACE_ITALIC) )
- type |= wxFONTFACE_ITALIC;
- }
- if ( !family->HasFace(type) )
- {
- for (int i = 0; i < wxFONTFACE_MAX; i++)
- if ( family->HasFace(i) )
- {
- type = i;
- break;
- }
- }
-
- return family->GetLibrary(type);
-}
-
-static ibool MGLAPI enum_callback(const font_info_t *info, void *cookie)
-{
- wxFontsManager *db = (wxFontsManager*)cookie;
- db->AddFamily(info);
- return TRUE;
+ return true;
}
-
-wxFontsManager::wxFontsManager()
-{
- m_hash = new wxHashTable(wxKEY_STRING);
- m_hash->DeleteContents(FALSE);
- m_list = new wxMGLFontFamilyList;
- m_list->DeleteContents(TRUE);
- MGL_enumerateFonts(enum_callback, (void*)this);
-}
-
-wxFontsManager::~wxFontsManager()
-{
- delete m_hash;
- delete m_list;
-}
-
-void wxFontsManager::AddFamily(const font_info_t *info)
-{
- wxMGLFontFamily *f = new wxMGLFontFamily(info);
- m_hash->Put(f->GetName().Lower(), f);
- m_list->Append(f);
-}
-
-wxMGLFontFamily *wxFontsManager::GetFamily(const wxString& name) const
-{
- return (wxMGLFontFamily*)m_hash->Get(name.Lower());
-}
-
-
-wxFontsManager *wxTheFontsManager = NULL;
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