X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2049ba38adafa0ec146880de29f26e32dd69a125..40e5ebbf98728d627e4d3c9e3a57f28f5bb8fcb9:/include/wx/font.h diff --git a/include/wx/font.h b/include/wx/font.h index bcfcccd812..b8300fca36 100644 --- a/include/wx/font.h +++ b/include/wx/font.h @@ -1,13 +1,251 @@ -#ifndef __FONTH_BASE__ -#define __FONTH_BASE__ +///////////////////////////////////////////////////////////////////////////// +// Name: wx/font.h +// Purpose: wxFontBase class: the interface of wxFont +// Author: Vadim Zeitlin +// Modified by: +// Created: 20.09.99 +// RCS-ID: $Id$ +// Copyright: (c) wxWidgets team +// Licence: wxWindows licence +///////////////////////////////////////////////////////////////////////////// -#if defined(__WXMSW__) -#include "wx/msw/font.h" +#ifndef _WX_FONT_H_BASE_ +#define _WX_FONT_H_BASE_ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + +#include "wx/defs.h" // for wxDEFAULT &c +#include "wx/fontenc.h" // the font encoding constants +#include "wx/gdiobj.h" // the base class + +// ---------------------------------------------------------------------------- +// forward declarations +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxFontData; +class WXDLLEXPORT wxFontBase; +class WXDLLEXPORT wxFont; +class WXDLLEXPORT wxSize; + +// ---------------------------------------------------------------------------- +// font constants +// ---------------------------------------------------------------------------- + +// standard font families: these may be used only for the font creation, it +// doesn't make sense to query an existing font for its font family as, +// especially if the font had been created from a native font description, it +// may be unknown +enum wxFontFamily +{ + wxFONTFAMILY_DEFAULT = wxDEFAULT, + wxFONTFAMILY_DECORATIVE = wxDECORATIVE, + wxFONTFAMILY_ROMAN = wxROMAN, + wxFONTFAMILY_SCRIPT = wxSCRIPT, + wxFONTFAMILY_SWISS = wxSWISS, + wxFONTFAMILY_MODERN = wxMODERN, + wxFONTFAMILY_TELETYPE = wxTELETYPE, + wxFONTFAMILY_MAX, + wxFONTFAMILY_UNKNOWN = wxFONTFAMILY_MAX +}; + +// font styles +enum wxFontStyle +{ + wxFONTSTYLE_NORMAL = wxNORMAL, + wxFONTSTYLE_ITALIC = wxITALIC, + wxFONTSTYLE_SLANT = wxSLANT, + wxFONTSTYLE_MAX +}; + +// font weights +enum wxFontWeight +{ + wxFONTWEIGHT_NORMAL = wxNORMAL, + wxFONTWEIGHT_LIGHT = wxLIGHT, + wxFONTWEIGHT_BOLD = wxBOLD, + wxFONTWEIGHT_MAX +}; + +// the font flag bits for the new font ctor accepting one combined flags word +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, + + // the mask of all currently used flags + wxFONTFLAG_MASK = wxFONTFLAG_ITALIC | + wxFONTFLAG_SLANT | + wxFONTFLAG_LIGHT | + wxFONTFLAG_BOLD | + wxFONTFLAG_ANTIALIASED | + wxFONTFLAG_NOT_ANTIALIASED | + wxFONTFLAG_UNDERLINED | + wxFONTFLAG_STRIKETHROUGH +}; + +// ---------------------------------------------------------------------------- +// wxFontBase represents a font object +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxNativeFontInfo; + +class WXDLLEXPORT wxFontBase : public wxGDIObject +{ +public: + // creator function + virtual ~wxFontBase(); + + // from the font components + static wxFont *New( + int pointSize, // size of the font in points + int family, // see wxFontFamily enum + int style, // see wxFontStyle enum + int weight, // see wxFontWeight enum + bool underlined = false, // not underlined by default + const wxString& face = wxEmptyString, // facename + wxFontEncoding encoding = wxFONTENCODING_DEFAULT); // ISO8859-X, ... + + // from the font components but using the font flags instead of separate + // parameters for each flag + static wxFont *New(int pointSize, + wxFontFamily family, + int flags = wxFONTFLAG_DEFAULT, + const wxString& face = wxEmptyString, + wxFontEncoding encoding = wxFONTENCODING_DEFAULT); + + // from the font components + static wxFont *New( + const wxSize& pixelSize, // size of the font in pixels + int family, // see wxFontFamily enum + int style, // see wxFontStyle enum + int weight, // see wxFontWeight enum + bool underlined = false, // not underlined by default + const wxString& face = wxEmptyString, // facename + wxFontEncoding encoding = wxFONTENCODING_DEFAULT); // ISO8859-X, ... + + // from the font components but using the font flags instead of separate + // parameters for each flag + static wxFont *New(const wxSize& pixelSize, + wxFontFamily family, + int flags = wxFONTFLAG_DEFAULT, + const wxString& face = wxEmptyString, + wxFontEncoding encoding = wxFONTENCODING_DEFAULT); + + // from the (opaque) native font description object + static wxFont *New(const wxNativeFontInfo& nativeFontDesc); + + // from the string representation of wxNativeFontInfo + static wxFont *New(const wxString& strNativeFontDesc); + + // was the font successfully created? + bool Ok() const { return IsOk(); } + bool IsOk() const { return m_refData != NULL; } + + // comparison + bool operator == (const wxFont& font) const; + bool operator != (const wxFont& font) const; + + // accessors: get the font characteristics + virtual int GetPointSize() const = 0; + virtual wxSize GetPixelSize() const; + virtual bool IsUsingSizeInPixels() const; + virtual int GetFamily() const = 0; + virtual int GetStyle() const = 0; + virtual int GetWeight() const = 0; + virtual bool GetUnderlined() const = 0; + virtual wxString GetFaceName() const = 0; + virtual wxFontEncoding GetEncoding() const = 0; + virtual const wxNativeFontInfo *GetNativeFontInfo() const = 0; + + virtual bool IsFixedWidth() const; + + wxString GetNativeFontInfoDesc() const; + wxString GetNativeFontInfoUserDesc() const; + + // change the font characteristics + virtual void SetPointSize( int pointSize ) = 0; + virtual void SetPixelSize( const wxSize& pixelSize ); + virtual void SetFamily( int family ) = 0; + virtual void SetStyle( int style ) = 0; + virtual void SetWeight( int weight ) = 0; + virtual void SetUnderlined( bool underlined ) = 0; + virtual void SetEncoding(wxFontEncoding encoding) = 0; + virtual bool SetFaceName( const wxString& faceName ); + void SetNativeFontInfo(const wxNativeFontInfo& info) + { DoSetNativeFontInfo(info); } + + bool SetNativeFontInfo(const wxString& info); + bool SetNativeFontInfoUserDesc(const wxString& info); + + // translate the fonts into human-readable string (i.e. GetStyleString() + // will return "wxITALIC" for an italic font, ...) + wxString GetFamilyString() const; + wxString GetStyleString() const; + wxString GetWeightString() const; + + // Unofficial API, don't use + virtual void SetNoAntiAliasing( bool WXUNUSED(no) = true ) { } + virtual bool GetNoAntiAliasing() const { return false; } + + // the default encoding is used for creating all fonts with default + // encoding parameter + static wxFontEncoding GetDefaultEncoding() { return ms_encodingDefault; } + static void SetDefaultEncoding(wxFontEncoding encoding); + +protected: + // the function called by both overloads of SetNativeFontInfo() + virtual void DoSetNativeFontInfo(const wxNativeFontInfo& info); + +private: + // the currently default encoding: by default, it's the default system + // encoding, but may be changed by the application using + // SetDefaultEncoding() to make all subsequent fonts created without + // specifying encoding parameter using this encoding + static wxFontEncoding ms_encodingDefault; +}; + +// include the real class declaration +#if defined(__WXPALMOS__) + #include "wx/palmos/font.h" +#elif defined(__WXMSW__) + #include "wx/msw/font.h" #elif defined(__WXMOTIF__) -#include "wx/xt/font.h" + #include "wx/motif/font.h" +#elif defined(__WXGTK20__) + #include "wx/gtk/font.h" #elif defined(__WXGTK__) -#include "wx/gtk/font.h" + #include "wx/gtk1/font.h" +#elif defined(__WXX11__) + #include "wx/x11/font.h" +#elif defined(__WXMGL__) + #include "wx/mgl/font.h" +#elif defined(__WXDFB__) + #include "wx/dfb/font.h" +#elif defined(__WXMAC__) + #include "wx/mac/font.h" +#elif defined(__WXCOCOA__) + #include "wx/cocoa/font.h" +#elif defined(__WXPM__) + #include "wx/os2/font.h" #endif #endif - // __FONTH_BASE__ + // _WX_FONT_H_BASE_