+#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;
+
+// ----------------------------------------------------------------------------
+// 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 (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 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 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() { 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
projects / wxWidgets.git / blobdiff