Add a class for parsing simple markup.

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

diff --git a/include/wx/fontutil.h b/include/wx/fontutil.h
index 882333fa9584a500b717644a6f54feceef8a6986..d52a6e3b771bb089e21bfcb2e8a432e1c359ccea 100644 (file)
--- a/include/wx/fontutil.h
+++ b/include/wx/fontutil.h
@@ -16,10 +16,6 @@
 #ifndef _WX_FONTUTIL_H_
 #define _WX_FONTUTIL_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "fontutil.h"
-#endif
-
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
@@ -30,7 +26,8 @@
     #include "wx/msw/wrapwin.h"
 #endif
 
-struct WXDLLEXPORT wxNativeEncodingInfo;
+class WXDLLIMPEXP_FWD_BASE wxArrayString;
+struct WXDLLIMPEXP_FWD_CORE wxNativeEncodingInfo;
 
 #if defined(_WX_X_FONTLIKE)
 
@@ -68,11 +65,10 @@ enum wxXLFDField
 // functions, the user code can only get the objects of this type from
 // somewhere and pass it somewhere else (possibly save them somewhere using
 // ToString() and restore them using FromString())
-//
-// NB: it is a POD currently for max efficiency but if it continues to grow
-//     further it might make sense to make it a real class with virtual methods
-struct WXDLLEXPORT wxNativeFontInfo
+
+class WXDLLIMPEXP_CORE wxNativeFontInfo
 {
+public:
 #if wxUSE_PANGO
     PangoFontDescription *description;
 #elif defined(_WX_X_FONTLIKE)
@@ -110,12 +106,75 @@ public:
     // set the XFLD
     void SetXFontName(const wxString& xFontName);
 #elif defined(__WXMSW__)
+    wxNativeFontInfo(const LOGFONT& lf_) : lf(lf_) { }
+
     LOGFONT      lf;
 #elif defined(__WXPM__)
     // OS/2 native structures that define a font
     FATTRS       fa;
     FONTMETRICS  fm;
     FACENAMEDESC fn;
+#elif defined(__WXOSX__)
+public:
+    wxNativeFontInfo(const wxNativeFontInfo& info) { Init(info); }
+    wxNativeFontInfo( int size,
+                  wxFontFamily family,
+                  wxFontStyle style,
+                  wxFontWeight weight,
+                  bool underlined,
+                  const wxString& faceName,
+                  wxFontEncoding encoding)
+    { Init(size,family,style,weight,underlined,faceName,encoding); }
+
+    ~wxNativeFontInfo() { Free(); }
+
+    wxNativeFontInfo& operator=(const wxNativeFontInfo& info)
+    {
+        if (this != &info)
+        {
+            Free();
+            Init(info);
+        }
+        return *this;
+    }
+
+#if wxOSX_USE_CORE_TEXT
+    void Init(CTFontDescriptorRef descr);
+#endif
+    void Init(const wxNativeFontInfo& info);
+    void Init(int size,
+                  wxFontFamily family,
+                  wxFontStyle style,
+                  wxFontWeight weight,
+                  bool underlined,
+                  const wxString& faceName ,
+                  wxFontEncoding encoding);
+
+    void Free();
+    void EnsureValid();
+
+    bool m_descriptorValid;
+
+#if wxOSX_USE_ATSU_TEXT
+    bool            m_atsuFontValid;
+    // the atsu font ID
+    wxUint32        m_atsuFontID;
+    // the qd styles that are not intrinsic to the font above
+    wxInt16         m_atsuAdditionalQDStyles;
+#if wxOSX_USE_CARBON
+    wxInt16         m_qdFontFamily;
+    wxInt16         m_qdFontStyle;
+#endif
+#endif
+
+    int           m_pointSize;
+    wxFontFamily  m_family;
+    wxFontStyle   m_style;
+    wxFontWeight  m_weight;
+    bool          m_underlined;
+    wxString      m_faceName;
+    wxFontEncoding m_encoding;
+public :
 #else // other platforms
     //
     //  This is a generic implementation that should work on all ports
@@ -146,8 +205,11 @@ public:
 
     wxNativeFontInfo& operator=(const wxNativeFontInfo& info)
     {
-        Free();
-        Init(info);
+        if (this != &info)
+        {
+            Free();
+            Init(info);
+        }
         return *this;
     }
 #endif // wxUSE_PANGO
@@ -162,7 +224,14 @@ public:
         SetStyle((wxFontStyle)font.GetStyle());
         SetWeight((wxFontWeight)font.GetWeight());
         SetUnderlined(font.GetUnderlined());
+#if defined(__WXMSW__)
+        if ( font.IsUsingSizeInPixels() )
+            SetPixelSize(font.GetPixelSize());
+        else
+            SetPointSize(font.GetPointSize());
+#else
         SetPointSize(font.GetPointSize());
+#endif
 
         // set the family/facename
         SetFamily((wxFontFamily)font.GetFamily());
@@ -179,6 +248,7 @@ public:
 
     // accessors and modifiers for the font elements
     int GetPointSize() const;
+    wxSize GetPixelSize() const;
     wxFontStyle GetStyle() const;
     wxFontWeight GetWeight() const;
     bool GetUnderlined() const;
@@ -187,13 +257,21 @@ public:
     wxFontEncoding GetEncoding() const;
 
     void SetPointSize(int pointsize);
+    void SetPixelSize(const wxSize& pixelSize);
     void SetStyle(wxFontStyle style);
     void SetWeight(wxFontWeight weight);
     void SetUnderlined(bool underlined);
-    void SetFaceName(wxString facename);
+    bool SetFaceName(const wxString& facename);
     void SetFamily(wxFontFamily family);
     void SetEncoding(wxFontEncoding encoding);
 
+    // sets the first facename in the given array which is found
+    // to be valid. If no valid facename is given, sets the
+    // first valid facename returned by wxFontEnumerator::GetFacenames().
+    // Does not return a bool since it cannot fail.
+    void SetFaceName(const wxArrayString &facenames);
+
+
     // it is important to be able to serialize wxNativeFontInfo objects to be
     // able to store them (in config file, for example)
     bool FromString(const wxString& s);
@@ -213,12 +291,12 @@ public:
 // translate a wxFontEncoding into native encoding parameter (defined above),
 // returning true if an (exact) macth could be found, false otherwise (without
 // attempting any substitutions)
-extern bool wxGetNativeFontEncoding(wxFontEncoding encoding,
-                                    wxNativeEncodingInfo *info);
+WXDLLIMPEXP_CORE bool wxGetNativeFontEncoding(wxFontEncoding encoding,
+                                              wxNativeEncodingInfo *info);
 
 // test for the existence of the font described by this facename/encoding,
 // return true if such font(s) exist, false otherwise
-extern bool wxTestFontEncoding(const wxNativeEncodingInfo& info);
+WXDLLIMPEXP_CORE bool wxTestFontEncoding(const wxNativeEncodingInfo& info);
 
 // ----------------------------------------------------------------------------
 // font-related functions (X and GTK)
@@ -228,12 +306,4 @@ extern bool wxTestFontEncoding(const wxNativeEncodingInfo& info);
     #include "wx/unix/fontutil.h"
 #endif // X || GDK
 
-// ----------------------------------------------------------------------------
-// font-related functions (MGL)
-// ----------------------------------------------------------------------------
-
-#ifdef __WXMGL__
-    #include "wx/mgl/fontutil.h"
-#endif // __WXMGL__
-
 #endif // _WX_FONTUTIL_H_