When a directory can't accessed, don't assert, return false

[wxWidgets.git] / src / mac / font.cpp

diff --git a/src/mac/font.cpp b/src/mac/font.cpp
index e134003482a5b61f689b823db36d2135eeedd0a2..ef0ecc73b6c76349da857f6d519f1383b57a9c9f 100644 (file)
--- a/src/mac/font.cpp
+++ b/src/mac/font.cpp
@@ -6,7 +6,7 @@
 // Created:     1998-01-01
 // RCS-ID:      $Id$
 // Copyright:   (c) Stefan Csomor
-// Licence:       wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -23,12 +23,112 @@
 #include "wx/fontutil.h"
 
 #include "wx/mac/private.h"
-#include "ATSUnicode.h"
+#include <ATSUnicode.h>
 
 #if !USE_SHARED_LIBRARIES
 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
 #endif
 
+class WXDLLEXPORT wxFontRefData: public wxGDIRefData
+{
+    friend class WXDLLEXPORT wxFont;
+public:
+    wxFontRefData()
+        : m_fontId(0)
+        , m_pointSize(10)
+        , m_family(wxDEFAULT)
+        , m_style(wxNORMAL)
+        , m_weight(wxNORMAL)
+        , m_underlined(FALSE)
+        , m_faceName(wxT("Geneva"))
+        , m_encoding(wxFONTENCODING_DEFAULT)
+        , m_macFontNum(0)
+        , m_macFontSize(0)
+        , m_macFontStyle(0)
+        , m_macATSUFontID()
+    {
+        Init(10, wxDEFAULT, wxNORMAL, wxNORMAL, FALSE,
+             wxT("Geneva"), wxFONTENCODING_DEFAULT);
+    }
+
+    wxFontRefData(const wxFontRefData& data)
+        : wxGDIRefData()
+        , m_fontId(data.m_fontId)
+        , m_pointSize(data.m_pointSize)
+        , m_family(data.m_family)
+        , m_style(data.m_style)
+        , m_weight(data.m_weight)
+        , m_underlined(data.m_underlined)
+        , m_faceName(data.m_faceName)
+        , m_encoding(data.m_encoding)
+        , m_macFontNum(data.m_macFontNum)
+        , m_macFontSize(data.m_macFontSize)
+        , m_macFontStyle(data.m_macFontStyle)
+        , m_macATSUFontID(data.m_macATSUFontID)
+    {
+        Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight,
+             data.m_underlined, data.m_faceName, data.m_encoding);
+    }
+
+    wxFontRefData(int size,
+                  int family,
+                  int style,
+                  int weight,
+                  bool underlined,
+                  const wxString& faceName,
+                  wxFontEncoding encoding)
+        : m_fontId(0)
+        , m_pointSize(size)
+        , m_family(family)
+        , m_style(style)
+        , m_weight(weight)
+        , m_underlined(underlined)
+        , m_faceName(faceName)
+        , m_encoding(encoding)
+        , m_macFontNum(0)
+        , m_macFontSize(0)
+        , m_macFontStyle(0)
+        , m_macATSUFontID(0)
+    {
+        Init(size, family, style, weight, underlined, faceName, encoding);
+    }
+
+    virtual ~wxFontRefData();
+    void SetNoAntiAliasing( bool no = TRUE ) { m_noAA = no; }
+    bool GetNoAntiAliasing() { return m_noAA; }
+    
+protected:
+    // common part of all ctors
+    void Init(int size,
+              int family,
+              int style,
+              int weight,
+              bool underlined,
+              const wxString& faceName,
+              wxFontEncoding encoding);
+
+    // font characterstics
+    int            m_fontId;
+    int            m_pointSize;
+    int            m_family;
+    int            m_style;
+    int            m_weight;
+    bool           m_underlined;
+    wxString       m_faceName;
+    wxFontEncoding m_encoding;
+    bool            m_noAA;      // No anti-aliasing
+    
+public:
+    short       m_macFontNum;
+    short       m_macFontSize;
+    unsigned char  m_macFontStyle;
+    wxUint32       m_macATSUFontID;
+
+    wxNativeFontInfo  m_info;
+
+public:
+    void        MacFindFont() ;
+};
 // ============================================================================
 // implementation
 // ============================================================================
@@ -67,7 +167,7 @@ wxFontRefData::~wxFontRefData()
 
 void wxFontRefData::MacFindFont()
 {
-    if( m_faceName == "" )
+    if( m_faceName.Length() == 0 )
     {
         switch( m_family )
         {
@@ -92,14 +192,13 @@ void wxFontRefData::MacFindFont()
         }
         Str255 name ;
         GetFontName( m_macFontNum , name ) ;
-        CopyPascalStringToC( name , (char*) name ) ;
-        m_faceName = (char*) name ;
+        m_faceName = wxMacMakeStringFromPascal( name ) ;
     }
     else
     {
-        if ( m_faceName == "systemfont" )
+        if ( m_faceName == wxT("systemfont") )
             m_macFontNum = ::GetSysFont() ;
-        else if ( m_faceName == "applicationfont" )
+        else if ( m_faceName == wxT("applicationfont") )
             m_macFontNum = ::GetAppFont() ;
         else
         {
@@ -121,12 +220,15 @@ void wxFontRefData::MacFindFont()
     //TODO:if we supply the style as an additional parameter we must make a testing
     //sequence in order to degrade gracefully while trying to maintain most of the style
     //information, meanwhile we just take the normal font and apply the features after
-    OSStatus status = ::ATSUFONDtoFontID(m_macFontNum, normal /*qdStyle*/, (UInt32*)&m_macATSUFontID); 
+#ifdef __WXDEBUG__
+    OSStatus status =
+#endif // __WXDEBUG__
+        ::ATSUFONDtoFontID(m_macFontNum, normal /*qdStyle*/, (UInt32*)&m_macATSUFontID); 
     /*
     status = ATSUFindFontFromName ( (Ptr) m_faceName , strlen( m_faceName ) ,
         kFontFullName,    kFontMacintoshPlatform, kFontRomanScript , kFontNoLanguage  ,  (UInt32*)&m_macATSUFontID ) ;
     */
-    wxASSERT_MSG( status == noErr , "couldn't retrieve font identifier" ) ;
+    wxASSERT_MSG( status == noErr , wxT("couldn't retrieve font identifier") ) ;
 }
 
 // ----------------------------------------------------------------------------
@@ -268,6 +370,8 @@ void wxFont::SetNoAntiAliasing( bool no )
 // accessors
 // ----------------------------------------------------------------------------
 
+// TODO: insert checks everywhere for M_FONTDATA == NULL!
+
 int wxFont::GetPointSize() const
 {
     return M_FONTDATA->m_pointSize;
@@ -311,3 +415,32 @@ bool wxFont::GetNoAntiAliasing()
     return M_FONTDATA->m_noAA;
 }
 
+short wxFont::GetMacFontNum() const
+{
+    return M_FONTDATA->m_macFontNum;
+}
+
+short wxFont::GetMacFontSize() const
+{
+    return M_FONTDATA->m_macFontSize;
+}
+
+wxByte wxFont::GetMacFontStyle() const
+{
+    return M_FONTDATA->m_macFontStyle;
+}
+
+wxUint32 wxFont::GetMacATSUFontID() const
+{
+    return M_FONTDATA->m_macATSUFontID;
+}
+
+const wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+{
+    wxCHECK_MSG( Ok(), NULL, wxT("invalid font") );
+
+    M_FONTDATA->m_info.InitFromFont(*this);
+
+    return &(M_FONTDATA->m_info);
+}
+