used for drawing text to a device context, and setting the appearance of
a window's text.
+You can retrieve the current system font settings with \helpref{wxSystemSettings}{wxsystemsettings}.
+
+\helpref{wxSystemSettings}{wxsystemsettings}
+
\wxheading{Derived from}
\helpref{wxGDIObject}{wxgdiobject}\\
<wx/font.h>
+\wxheading{Constants}
+
+The font flags which can be used during the font creation are:
+
+\begin{verbatim}
+enum
+{
+ // no special flags: font with default weight/slant/anti-aliasing
+ wxFONTFLAG_DEFAULT = 0,
+
+ // slant flags (default: no slant)
+ wxFONTFLAG_ITALIC = 1 << 0,
+ wxFONTFLAG_SLANT = 1 << 1,
+
+ // weight flags (default: medium)
+ wxFONTFLAG_LIGHT = 1 << 2,
+ wxFONTFLAG_BOLD = 1 << 3,
+
+ // anti-aliasing flag: force on or off (default: the current system default)
+ wxFONTFLAG_ANTIALIASED = 1 << 4,
+ wxFONTFLAG_NOT_ANTIALIASED = 1 << 5,
+
+ // underlined/strikethrough flags (default: no lines)
+ wxFONTFLAG_UNDERLINED = 1 << 6,
+ wxFONTFLAG_STRIKETHROUGH = 1 << 7,
+};
+\end{verbatim}
+
+The known font encodings are:
+
+\begin{verbatim}
+enum wxFontEncoding
+{
+ wxFONTENCODING_SYSTEM = -1, // system default
+ wxFONTENCODING_DEFAULT, // current default encoding
+
+ // ISO8859 standard defines a number of single-byte charsets
+ wxFONTENCODING_ISO8859_1, // West European (Latin1)
+ wxFONTENCODING_ISO8859_2, // Central and East European (Latin2)
+ wxFONTENCODING_ISO8859_3, // Esperanto (Latin3)
+ wxFONTENCODING_ISO8859_4, // Baltic (old) (Latin4)
+ wxFONTENCODING_ISO8859_5, // Cyrillic
+ wxFONTENCODING_ISO8859_6, // Arabic
+ wxFONTENCODING_ISO8859_7, // Greek
+ wxFONTENCODING_ISO8859_8, // Hebrew
+ wxFONTENCODING_ISO8859_9, // Turkish (Latin5)
+ wxFONTENCODING_ISO8859_10, // Variation of Latin4 (Latin6)
+ wxFONTENCODING_ISO8859_11, // Thai
+ wxFONTENCODING_ISO8859_12, // doesn't exist currently, but put it
+ // here anyhow to make all ISO8859
+ // consecutive numbers
+ wxFONTENCODING_ISO8859_13, // Baltic (Latin7)
+ wxFONTENCODING_ISO8859_14, // Latin8
+ wxFONTENCODING_ISO8859_15, // Latin9 (a.k.a. Latin0, includes euro)
+ wxFONTENCODING_ISO8859_MAX,
+
+ // Cyrillic charset soup (see http://czyborra.com/charsets/cyrillic.html)
+ wxFONTENCODING_KOI8, // we don't support any of KOI8 variants
+ wxFONTENCODING_ALTERNATIVE, // same as MS-DOS CP866
+ wxFONTENCODING_BULGARIAN, // used under Linux in Bulgaria
+
+ // what would we do without Microsoft? They have their own encodings
+ // for DOS
+ wxFONTENCODING_CP437, // original MS-DOS codepage
+ wxFONTENCODING_CP850, // CP437 merged with Latin1
+ wxFONTENCODING_CP852, // CP437 merged with Latin2
+ wxFONTENCODING_CP855, // another cyrillic encoding
+ wxFONTENCODING_CP866, // and another one
+ // and for Windows
+ wxFONTENCODING_CP874, // WinThai
+ wxFONTENCODING_CP1250, // WinLatin2
+ wxFONTENCODING_CP1251, // WinCyrillic
+ wxFONTENCODING_CP1252, // WinLatin1
+ wxFONTENCODING_CP1253, // WinGreek (8859-7)
+ wxFONTENCODING_CP1254, // WinTurkish
+ wxFONTENCODING_CP1255, // WinHebrew
+ wxFONTENCODING_CP1256, // WinArabic
+ wxFONTENCODING_CP1257, // WinBaltic (same as Latin 7)
+ wxFONTENCODING_CP12_MAX,
+
+ wxFONTENCODING_UTF7, // UTF-7 Unicode encoding
+ wxFONTENCODING_UTF8, // UTF-8 Unicode encoding
+
+ wxFONTENCODING_UNICODE, // Unicode - currently used only by
+ // wxEncodingConverter class
+
+ wxFONTENCODING_MAX
+};
+\end{verbatim}
+
\wxheading{Predefined objects}
Objects:
\helpref{wxFont overview}{wxfontoverview}, \helpref{wxDC::SetFont}{wxdcsetfont},\rtfsp
\helpref{wxDC::DrawText}{wxdcdrawtext}, \helpref{wxDC::GetTextExtent}{wxdcgettextextent},\rtfsp
-\helpref{wxFontDialog}{wxfontdialog}
+\helpref{wxFontDialog}{wxfontdialog}, \helpref{wxSystemSettings}{wxsystemsettings}
\latexignore{\rtfignore{\wxheading{Members}}}
Default constructor.
\func{}{wxFont}{\param{int}{ pointSize}, \param{int}{ family}, \param{int}{ style}, \param{int}{ weight},
- \param{const bool}{ underline = FALSE}, \param{const wxString\& }{faceName = ""}}
+ \param{const bool}{ underline = false}, \param{const wxString\& }{faceName = ""},
+ \param{wxFontEncoding }{encoding = wxFONTENCODING\_DEFAULT}}
-Creates a font object.
+Creates a font object (see \helpref{font encoding
+overview}{wxfontencodingoverview} for the meaning of the last parameter).
\wxheading{Parameters}
\docparam{weight}{One of {\bf wxNORMAL}, {\bf wxLIGHT} and {\bf wxBOLD}.}
-\docparam{underline}{The value can be TRUE or FALSE. At present this has an effect on Windows only.}
+\docparam{underline}{The value can be true or false. At present this has an effect on Windows and Motif 2.x only.}
\docparam{faceName}{An optional string specifying the actual typeface to be used. If the empty string,
a default typeface will chosen based on the family.}
+\docparam{encoding}{An encoding which may be one of
+\twocolwidtha{5cm}
+\begin{twocollist}\itemsep=0pt
+\twocolitem{{\bf wxFONTENCODING\_SYSTEM}}{Default system encoding.}
+\twocolitem{{\bf wxFONTENCODING\_DEFAULT}}{Default application encoding: this
+is the encoding set by calls to
+\helpref{SetDefaultEncoding}{wxfontsetdefaultencoding} and which may be set to,
+say, KOI8 to create all fonts by default with KOI8 encoding. Initially, the
+default application encoding is the same as default system encoding.}
+\twocolitem{{\bf wxFONTENCODING\_ISO8859\_1...15}}{ISO8859 encodings.}
+\twocolitem{{\bf wxFONTENCODING\_KOI8}}{The standard Russian encoding for Internet.}
+\twocolitem{{\bf wxFONTENCODING\_CP1250...1252}}{Windows encodings similar to ISO8859 (but not identical).}
+\end{twocollist}
+If the specified encoding isn't available, no font is created.
+}
+
\wxheading{Remarks}
If the desired font does not exist, the closest match will be chosen.
-Under Windows, only scaleable TrueType fonts are used.
-
-Underlining only works under Windows at present.
+Under Windows, only scalable TrueType fonts are used.
See also \helpref{wxDC::SetFont}{wxdcsetfont}, \helpref{wxDC::DrawText}{wxdcdrawtext}
and \helpref{wxDC::GetTextExtent}{wxdcgettextextent}.
\wxheading{Remarks}
The destructor may not delete the underlying font object of the native windowing
-system, since wxBrush uses a reference counting system for efficiency.
+system, since wxFont uses a reference counting system for efficiency.
Although all remaining fonts are deleted when the application exits,
the application should try to clean up all fonts itself. This is because
-wxWindows cannot know if a pointer to the font object is stored in an
+wxWidgets cannot know if a pointer to the font object is stored in an
application data structure, and there is a risk of double deletion.
+\membersection{wxFont::IsFixedWidth}\label{wxfontisfixedwidth}
+
+\constfunc{bool}{IsFixedWidth}{\void}
+
+Returns {\tt true} if the font is a fixed width (or monospaced) font,
+{\tt false} if it is a proportional one or font is invalid.
+
+\membersection{wxFont::GetDefaultEncoding}\label{wxfontgetdefaultencoding}
+
+\func{static wxFontEncoding}{GetDefaultEncoding}{\void}
+
+Returns the current application's default encoding.
+
+\wxheading{See also}
+
+\helpref{Font encoding overview}{wxfontencodingoverview},
+\helpref{SetDefaultEncoding}{wxfontsetdefaultencoding}
+
\membersection{wxFont::GetFaceName}\label{wxfontgetfacename}
\constfunc{wxString}{GetFaceName}{\void}
\helpref{wxFont::SetFamily}{wxfontsetfamily}
-\membersection{wxFont::GetFontId}\label{wxfontgetfontid}
+\membersection{wxFont::GetNativeFontInfoDesc}\label{wxfontgetnativefontinfodesc}
-\constfunc{int}{GetFontId}{\void}
+\constfunc{wxString}{GetNativeFontInfoDesc}{\void}
-Returns the font id, if the portable font system is in operation. See \helpref{Font overview}{wxfontoverview} for
-further details.
+Returns the platform-dependent string completely describing this font or an
+empty string if the font wasn't constructed using the native font description.
+
+\wxheading{See also}
+
+\helpref{wxFont::SetNativeFontInfo}{wxfontsetnativefontinfo}
\membersection{wxFont::GetPointSize}\label{wxfontgetpointsize}
\constfunc{bool}{GetUnderlined}{\void}
-Returns TRUE if the font is underlined, FALSE otherwise.
+Returns true if the font is underlined, false otherwise.
\wxheading{See also}
\helpref{wxFont::SetWeight}{wxfontsetweight}
+\membersection{wxFont::Ok}\label{wxfontok}
+
+\constfunc{bool}{Ok}{\void}
+
+Returns {\tt true} if this object is a valid font, {\tt false} otherwise.
+
+\membersection{wxFont::SetDefaultEncoding}\label{wxfontsetdefaultencoding}
+
+\func{static void}{SetDefaultEncoding}{\param{wxFontEncoding }{encoding}}
+
+Sets the default font encoding.
+
+\wxheading{See also}
+
+\helpref{Font encoding overview}{wxfontencodingoverview},
+\helpref{GetDefaultEncoding}{wxfontgetdefaultencoding}
+
\membersection{wxFont::SetFaceName}\label{wxfontsetfacename}
\func{void}{SetFaceName}{\param{const wxString\& }{faceName}}
To avoid portability problems, don't rely on a specific face, but specify the font family
instead or as well. A suitable font will be found on the end-user's system. If both the
-family and the facename are specified, wxWindows will first search for the specific face,
+family and the facename are specified, wxWidgets will first search for the specific face,
and then for a font belonging to the same family.
\wxheading{See also}
\helpref{wxFont::GetFamily}{wxfontgetfamily}, \helpref{wxFont::SetFaceName}{wxfontsetfacename}
+\membersection{wxFont::SetNativeFontInfo}\label{wxfontsetnativefontinfo}
+
+\func{void}{SetNativeFontInfo}{\param{const wxString\& }{info}}
+
+Creates the font corresponding to the given native font description string
+which must have been previously returned by
+\helpref{GetNativeFontInfoDesc}{wxfontgetnativefontinfodesc}. If the string is
+invalid, font is unchanged.
+
\membersection{wxFont::SetPointSize}\label{wxfontsetpointsize}
\func{void}{SetPointSize}{\param{int}{ pointSize}}
\wxheading{Parameters}
-\docparam{underlining}{TRUE to underline, FALSE otherwise.}
+\docparam{underlining}{true to underline, false otherwise.}
\wxheading{See also}
Inequality operator. Two fonts are not equal if they contain pointers
to different underlying font data. It does not compare each attribute.
-
projects / wxWidgets.git / blobdiff