apply complete transforms (scroll window PrepareDC was not functioning properly)

[wxWidgets.git] / include / wx / font.h

diff --git a/include/wx/font.h b/include/wx/font.h
index ff010a2443be9ef626fc0708372d40fee8efce53..5d890e61765de4dcc791102ae8e9154cf150f029 100644 (file)
--- a/include/wx/font.h
+++ b/include/wx/font.h
@@ -5,8 +5,8 @@
 // Modified by:
 // Created:     20.09.99
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     20.09.99
 // RCS-ID:      $Id$

-// Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Copyright:   (c) wxWidgets team
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_FONT_H_BASE_
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_FONT_H_BASE_


@@ -17,20 +17,26 @@
 // ----------------------------------------------------------------------------
 
 #include "wx/defs.h"        // for wxDEFAULT &c
 // ----------------------------------------------------------------------------
 
 #include "wx/defs.h"        // for wxDEFAULT &c

+#include "wx/fontenc.h"     // the font encoding constants

 #include "wx/gdiobj.h"      // the base class
 
 // ----------------------------------------------------------------------------
 // forward declarations
 // ----------------------------------------------------------------------------
 
 #include "wx/gdiobj.h"      // the base class
 
 // ----------------------------------------------------------------------------
 // forward declarations
 // ----------------------------------------------------------------------------
 

+class WXDLLEXPORT wxFontData;

 class WXDLLEXPORT wxFontBase;
 class WXDLLEXPORT wxFont;
 class WXDLLEXPORT wxFontBase;
 class WXDLLEXPORT wxFont;

+class WXDLLEXPORT wxSize;

 
 // ----------------------------------------------------------------------------
 // font constants
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // font constants
 // ----------------------------------------------------------------------------
 

-// standard font families
+// 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,
 enum wxFontFamily
 {
     wxFONTFAMILY_DEFAULT = wxDEFAULT,


@@ -40,7 +46,8 @@ enum wxFontFamily
     wxFONTFAMILY_SWISS = wxSWISS,
     wxFONTFAMILY_MODERN = wxMODERN,
     wxFONTFAMILY_TELETYPE = wxTELETYPE,
     wxFONTFAMILY_SWISS = wxSWISS,
     wxFONTFAMILY_MODERN = wxMODERN,
     wxFONTFAMILY_TELETYPE = wxTELETYPE,

-    wxFONTFAMILY_MAX
+    wxFONTFAMILY_MAX,
+    wxFONTFAMILY_UNKNOWN = wxFONTFAMILY_MAX

 };
 
 // font styles
 };
 
 // font styles


@@ -61,70 +68,97 @@ enum wxFontWeight
     wxFONTWEIGHT_MAX
 };
 
     wxFONTWEIGHT_MAX
 };
 

-// font encodings
-enum wxFontEncoding
+// the font flag bits for the new font ctor accepting one combined flags word
+enum

 {
 {

-    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 languages (Estonian) (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,      // Latin7
-    wxFONTENCODING_ISO8859_14,      // Latin8
-    wxFONTENCODING_ISO8859_15,      // Latin9 (a.k.a. Latin0, includes euro)
-
-    // 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 = wxFONTENCODING_ALTERNATIVE,
-        // and for Windows
-    wxFONTENCODING_CP1250,          // WinLatin2
-    wxFONTENCODING_CP1251,          // WinCyrillic
-    wxFONTENCODING_CP1252,          // WinLatin1
-
-    wxFONTENCODING_MAX
+    // 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
 // ----------------------------------------------------------------------------
 
 };
 
 // ----------------------------------------------------------------------------
 // wxFontBase represents a font object
 // ----------------------------------------------------------------------------
 

-class wxFontBase : public wxGDIObject
+class WXDLLEXPORT wxFontRefData;
+class WXDLLEXPORT wxNativeFontInfo;
+
+class WXDLLEXPORT wxFontBase : public wxGDIObject

 {
 public:
     // creator function
 {
 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
     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
+        bool underlined = false,    // not underlined by default

         const wxString& face = wxEmptyString,              // facename
         wxFontEncoding encoding = wxFONTENCODING_DEFAULT); // ISO8859-X, ...
 
         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?
     // was the font successfully created?

-    bool Ok() const { return m_refData != NULL; }
+    bool Ok() const { return IsOk(); }
+    bool IsOk() const { return m_refData != NULL; }

 
     // comparison
     bool operator == (const wxFont& font) const;
 
     // comparison
     bool operator == (const wxFont& font) const;


@@ -132,21 +166,35 @@ public:
 
     // accessors: get the font characteristics
     virtual int GetPointSize() const = 0;
 
     // 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 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;
 
     // 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 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;
     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, ...)
 
     // translate the fonts into human-readable string (i.e. GetStyleString()
     // will return "wxITALIC" for an italic font, ...)


@@ -154,48 +202,60 @@ public:
     wxString GetStyleString() const;
     wxString GetWeightString() 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
     // the default encoding is used for creating all fonts with default
     // encoding parameter

-    static wxFontEncoding GetDefaultEncoding()
-        { return ms_encodingDefault; }
-    static void SetDefaultEncoding(wxFontEncoding encoding)
-        { ms_encodingDefault = encoding; }
+    static wxFontEncoding GetDefaultEncoding() { return ms_encodingDefault; }
+    static void SetDefaultEncoding(wxFontEncoding encoding);

 
 protected:
     // get the internal data
 
 protected:
     // get the internal data

-    class WXDLLEXPORT wxFontRefData *GetFontData() const
+    wxFontRefData *GetFontData() const

         { return (wxFontRefData *)m_refData; }
 
         { 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
 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
+    // specifying encoding parameter using this encoding

     static wxFontEncoding ms_encodingDefault;
 };
 
 // include the real class declaration
     static wxFontEncoding ms_encodingDefault;
 };
 
 // include the real class declaration

-#if defined(__WXMSW__)
+#if defined(__WXPALMOS__)
+    #include "wx/palmos/font.h"
+#elif defined(__WXMSW__)

     #include "wx/msw/font.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/font.h"
     #include "wx/msw/font.h"
 #elif defined(__WXMOTIF__)
     #include "wx/motif/font.h"

-#elif defined(__WXGTK__)
+#elif defined(__WXGTK20__)

     #include "wx/gtk/font.h"
     #include "wx/gtk/font.h"

-#elif defined(__WXQT__)
-    #include "wx/qt/font.h"
+#elif defined(__WXGTK__)
+    #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(__WXMAC__)
     #include "wx/mac/font.h"

+#elif defined(__WXCOCOA__)
+    #include "wx/cocoa/font.h"

 #elif defined(__WXPM__)
     #include "wx/os2/font.h"
 #elif defined(__WXPM__)
     #include "wx/os2/font.h"

-#elif defined(__WXSTUBS__)
-    #include "wx/stubs/font.h"

 #endif
 
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 
 #endif
 
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 

-// VZ: this is ugly (FIXME)

 #define M_FONTDATA GetFontData()
 
 #endif
 #define M_FONTDATA GetFontData()
 
 #endif