X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bff67a6a811bd0f8ec2315242ad2eb0324d9939d..88f23fdd8366d57d15cba42d152539ff9ccbdd39:/src/msw/font.cpp diff --git a/src/msw/font.cpp b/src/msw/font.cpp index 7a55510e19..db290f0362 100644 --- a/src/msw/font.cpp +++ b/src/msw/font.cpp @@ -50,6 +50,9 @@ IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) // constants // ---------------------------------------------------------------------------- +// the mask used to extract the pitch from LOGFONT::lfPitchAndFamily field +static const int PITCH_MASK = FIXED_PITCH | VARIABLE_PITCH; + // ---------------------------------------------------------------------------- // wxFontRefData - the internal description of the font // ---------------------------------------------------------------------------- @@ -61,7 +64,7 @@ public: wxFontRefData() { Init(-1, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, - FALSE, _T(""), wxFONTENCODING_DEFAULT); + FALSE, wxEmptyString, wxFONTENCODING_DEFAULT); } wxFontRefData(int size, @@ -270,42 +273,6 @@ void wxFontRefData::Init(int pointSize, void wxFontRefData::Init(const wxNativeFontInfo& info, WXHFONT hFont) { - // we don't really need the family, what for? -#if 0 - // extract family from pitch-and-family - int lfFamily = info.lf.lfPitchAndFamily; - if ( lfFamily & FIXED_PITCH ) - lfFamily -= FIXED_PITCH; - if ( lfFamily & VARIABLE_PITCH ) - lfFamily -= VARIABLE_PITCH; - - switch ( lfFamily ) - { - case FF_ROMAN: - m_family = wxROMAN; - break; - - case FF_SWISS: - m_family = wxSWISS; - break; - - case FF_SCRIPT: - m_family = wxSCRIPT; - break; - - case FF_MODERN: - m_family = wxMODERN; - break; - - case FF_DECORATIVE: - m_family = wxDECORATIVE; - break; - - default: - m_family = wxSWISS; - } -#endif // 0 - // hFont may be zero, or it be passed in case we really want to // use the exact font created in the underlying system // (for example where we can't guarantee conversion from HFONT @@ -314,6 +281,9 @@ void wxFontRefData::Init(const wxNativeFontInfo& info, WXHFONT hFont) m_nativeFontInfoOk = TRUE; m_nativeFontInfo = info; + // This is the best we can do since we don't have the + // correct information at this point. + m_family = wxSWISS; } wxFontRefData::~wxFontRefData() @@ -366,6 +336,8 @@ void wxNativeFontInfo::Init() int wxNativeFontInfo::GetPointSize() const { + // FIXME: using the screen here results in incorrect font size calculation + // for printing! const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY); return (int) (((72.0*(double)abs(lf.lfHeight)) / (double) ppInch) + 0.5); @@ -397,6 +369,41 @@ wxString wxNativeFontInfo::GetFaceName() const return lf.lfFaceName; } +wxFontFamily wxNativeFontInfo::GetFamily() const +{ + wxFontFamily family; + + // extract family from pitch-and-family + switch ( lf.lfPitchAndFamily & ~PITCH_MASK ) + { + case FF_ROMAN: + family = wxFONTFAMILY_ROMAN; + break; + + default: + wxFAIL_MSG( _T("unknown LOGFONT::lfFamily value") ); + // fall through + + case FF_SWISS: + family = wxFONTFAMILY_SWISS; + break; + + case FF_SCRIPT: + family = wxFONTFAMILY_SCRIPT; + break; + + case FF_MODERN: + family = wxFONTFAMILY_MODERN; + break; + + case FF_DECORATIVE: + family = wxFONTFAMILY_DECORATIVE; + break; + } + + return family; +} + wxFontEncoding wxNativeFontInfo::GetEncoding() const { return wxGetFontEncFromCharSet(lf.lfCharSet); @@ -404,9 +411,16 @@ wxFontEncoding wxNativeFontInfo::GetEncoding() const void wxNativeFontInfo::SetPointSize(int pointsize) { +#if wxFONT_SIZE_COMPATIBILITY + // Incorrect, but compatible with old wxWindows behaviour + lf.lfHeight = (pointSize*ppInch)/72; +#else // wxFONT_SIZE_COMPATIBILITY + // FIXME: using the screen here results in incorrect font size calculation + // for printing! const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY); lf.lfHeight = -(int)((pointsize*((double)ppInch)/72.0) + 0.5); +#endif // wxFONT_SIZE_COMPATIBILITY/!wxFONT_SIZE_COMPATIBILITY } void wxNativeFontInfo::SetStyle(wxFontStyle style) @@ -418,6 +432,7 @@ void wxNativeFontInfo::SetStyle(wxFontStyle style) // fall through case wxFONTSTYLE_NORMAL: + lf.lfItalic = FALSE; break; case wxFONTSTYLE_ITALIC: @@ -456,7 +471,54 @@ void wxNativeFontInfo::SetUnderlined(bool underlined) void wxNativeFontInfo::SetFaceName(wxString facename) { - wxStrncpy(lf.lfFaceName, facename, sizeof(lf.lfFaceName)); + wxStrncpy(lf.lfFaceName, facename, WXSIZEOF(lf.lfFaceName)); +} + +void wxNativeFontInfo::SetFamily(wxFontFamily family) +{ + int ff_family; + wxString facename; + + switch ( family ) + { + case wxSCRIPT: + ff_family = FF_SCRIPT; + facename = _T("Script"); + break; + + case wxDECORATIVE: + ff_family = FF_DECORATIVE; + facename = _T("Old English Text MT"); + break; + + case wxROMAN: + ff_family = FF_ROMAN; + facename = _T("Times New Roman"); + break; + + case wxTELETYPE: + case wxMODERN: + ff_family = FF_MODERN; + facename = _T("Courier New"); + break; + + case wxSWISS: + ff_family = FF_SWISS; + facename = _T("Arial"); + break; + + case wxDEFAULT: + default: + ff_family = FF_SWISS; + facename = _T("MS Sans Serif"); + } + + lf.lfPitchAndFamily = DEFAULT_PITCH | ff_family; + + if ( !wxStrlen(lf.lfFaceName) ) + { + SetFaceName(facename); + } } void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding) @@ -465,18 +527,21 @@ void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding) if ( !wxGetNativeFontEncoding(encoding, &info) ) { #if wxUSE_FONTMAP - if ( !wxTheFontMapper->GetAltForEncoding(encoding, &info) ) -#endif // wxUSE_FONTMAP + if ( wxFontMapper::Get()->GetAltForEncoding(encoding, &info) ) { - // unsupported encoding, replace with the default - info.charset = ANSI_CHARSET; + if ( !info.facename.empty() ) + { + // if we have this encoding only in some particular facename, use + // the facename - it is better to show the correct characters in a + // wrong facename than unreadable text in a correct one + SetFaceName(info.facename); + } } - else if ( !info.facename.empty() ) + else +#endif // wxUSE_FONTMAP { - // if we have this encoding only in some particular facename, use - // the facename - it is better to show the correct characters in a - // wrong facename than unreadable text in a correct one - SetFaceName(info.facename); + // unsupported encoding, replace with the default + info.charset = DEFAULT_CHARSET; } } @@ -571,7 +636,7 @@ wxString wxNativeFontInfo::ToString() const { wxString s; - s.Printf(_T("%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%s"), + s.Printf(_T("%d;%ld;%ld;%ld;%ld;%ld;%d;%d;%d;%d;%d;%d;%d;%d;%s"), 0, // version, in case we want to change the format later lf.lfHeight, lf.lfWidth, @@ -677,9 +742,9 @@ bool wxFont::FreeResource(bool WXUNUSED(force)) return FALSE; } -WXHANDLE wxFont::GetResourceHandle() +WXHANDLE wxFont::GetResourceHandle() const { - return GetHFONT(); + return (WXHANDLE)GetHFONT(); } WXHFONT wxFont::GetHFONT() const @@ -774,7 +839,7 @@ void wxFont::SetEncoding(wxFontEncoding encoding) RealizeResource(); } -void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info) +void wxFont::DoSetNativeFontInfo(const wxNativeFontInfo& info) { Unshare(); @@ -826,7 +891,7 @@ bool wxFont::GetUnderlined() const wxString wxFont::GetFaceName() const { - wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") ); + wxCHECK_MSG( Ok(), wxEmptyString, wxT("invalid font") ); return M_FONTDATA->GetFaceName(); } @@ -846,3 +911,18 @@ wxNativeFontInfo *wxFont::GetNativeFontInfo() const return 0; } +bool wxFont::IsFixedWidth() const +{ + if ( M_FONTDATA->HasNativeFontInfo() ) + { + // the two low-order bits specify the pitch of the font, the rest is + // family + BYTE pitch = M_FONTDATA->GetNativeFontInfo(). + lf.lfPitchAndFamily & PITCH_MASK; + + return pitch == FIXED_PITCH; + } + + return wxFontBase::IsFixedWidth(); +} +