///////////////////////////////////////////////////////////////////////////// // 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 ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_FONT_H_BASE_ #define _WX_FONT_H_BASE_ #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "fontbase.h" #endif // ---------------------------------------------------------------------------- // 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 wxFontRefData; struct 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 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 SetFaceName( const wxString& faceName ) = 0; virtual void SetUnderlined( bool underlined ) = 0; virtual void SetEncoding(wxFontEncoding encoding) = 0; void SetNativeFontInfo(const wxNativeFontInfo& info) { DoSetNativeFontInfo(info); } void SetNativeFontInfo(const wxString& info); void 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: // get the internal data wxFontRefData *GetFontData() const { return (wxFontRefData *)m_refData; } // 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 // specifing encoding parameter using this encoding static wxFontEncoding ms_encodingDefault; }; // include the real class declaration #if defined(__PALMOS__) #include "wx/palmos/font.h" #elif defined(__WXMSW__) #include "wx/msw/font.h" #elif defined(__WXMOTIF__) #include "wx/motif/font.h" #elif defined(__WXGTK__) #include "wx/gtk/font.h" #elif defined(__WXX11__) #include "wx/x11/font.h" #elif defined(__WXMGL__) #include "wx/mgl/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 // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- #define M_FONTDATA GetFontData() #endif // _WX_FONT_H_BASE_