A little clarification

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

diff --git a/src/mac/font.cpp b/src/mac/font.cpp
index 493a6a25baf3dbd7c84cbf073f857397f7e6b494..f37cdbf9c72aace7b244ca3142d3cbdfd4bbd9b0 100644 (file)
--- a/src/mac/font.cpp
+++ b/src/mac/font.cpp
@@ -1,12 +1,12 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        font.cpp
 // Purpose:     wxFont class
 /////////////////////////////////////////////////////////////////////////////
 // Name:        font.cpp
 // Purpose:     wxFont class

-// Author:      AUTHOR
+// Author:      Stefan Csomor

 // Modified by:
 // Modified by:

-// Created:     ??/??/98
+// Created:     1998-01-01

 // RCS-ID:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -16,70 +16,253 @@
 #include "wx/defs.h"
 #include "wx/string.h"
 #include "wx/font.h"
 #include "wx/defs.h"
 #include "wx/string.h"
 #include "wx/font.h"

+#include "wx/fontutil.h"

 #include "wx/gdicmn.h"
 #include "wx/gdicmn.h"

+#include "wx/utils.h"
+
+#include "wx/fontutil.h"
+
+#include "wx/mac/private.h"
+#include "ATSUnicode.h"

 
 #if !USE_SHARED_LIBRARIES
 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
 #endif
 
 
 #if !USE_SHARED_LIBRARIES
 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
 #endif
 

-wxFontRefData::wxFontRefData()
+class WXDLLEXPORT wxFontRefData: public wxGDIRefData

 {
 {

-       m_style = 0;
-       m_pointSize = 0;
-       m_family = 0;
-       m_style = 0;
-       m_weight = 0;
-       m_underlined = 0;
-       m_faceName = "";
-/* TODO
-       m_hFont = 0;
-*/
-}
+    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);
+    }

 
 

-wxFontRefData::wxFontRefData(const wxFontRefData& data)
+    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
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFontRefData
+// ----------------------------------------------------------------------------
+
+void wxFontRefData::Init(int pointSize,
+                         int family,
+                         int style,
+                         int weight,
+                         bool underlined,
+                         const wxString& faceName,
+                         wxFontEncoding encoding)

 {
 {

-       m_style = data.m_style;
-       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;
-/* TODO
-       m_hFont = 0;
-*/
+    m_style = style;
+    m_pointSize = pointSize;
+    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_fontId = 0;
+    m_noAA = FALSE;

 }
 
 wxFontRefData::~wxFontRefData()
 {
 }
 
 wxFontRefData::~wxFontRefData()
 {

-    // TODO: delete font data

 }
 
 }
 

-wxFont::wxFont()
+void wxFontRefData::MacFindFont()

 {
 {

-    if ( wxTheFontList )
-        wxTheFontList->Append(this);
+    if( m_faceName.Length() == 0 )
+    {
+        switch( m_family )
+        {
+            case wxDEFAULT :
+                m_macFontNum = ::GetAppFont() ;
+                break ;
+            case wxDECORATIVE :
+                ::GetFNum( "\pTimes" , &m_macFontNum) ;
+                break ;
+            case wxROMAN :
+                ::GetFNum( "\pTimes" , &m_macFontNum) ;
+                break ;
+            case wxSCRIPT :
+                ::GetFNum( "\pTimes" , &m_macFontNum) ;
+                break ;
+            case wxSWISS :
+                ::GetFNum( "\pGeneva" , &m_macFontNum) ;
+                break ;
+            case wxMODERN :
+                ::GetFNum( "\pMonaco" , &m_macFontNum) ;
+                break ;
+        }
+        Str255 name ;
+        GetFontName( m_macFontNum , name ) ;
+        m_faceName = wxMacMakeStringFromPascal( name ) ;
+    }
+    else
+    {
+        if ( m_faceName == wxT("systemfont") )
+            m_macFontNum = ::GetSysFont() ;
+        else if ( m_faceName == wxT("applicationfont") )
+            m_macFontNum = ::GetAppFont() ;
+        else
+        {
+            Str255 fontname ;
+            wxMacStringToPascal( m_faceName , fontname ) ;
+            ::GetFNum( fontname, &m_macFontNum);
+        }
+    }
+
+    m_macFontStyle = 0;
+    if (m_weight == wxBOLD)
+         m_macFontStyle |= bold;
+    if (m_style == wxITALIC || m_style == wxSLANT) 
+        m_macFontStyle |= italic;
+    if (m_underlined) 
+        m_macFontStyle |= underline;
+    m_macFontSize = m_pointSize ;
+    
+    //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
+#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 , wxT("couldn't retrieve font identifier") ) ;

 }
 
 }
 

-wxFont::wxFont(int pointSize, int family, int style, int weight, bool underlined, const wxString& faceName)
+// ----------------------------------------------------------------------------
+// wxFont
+// ----------------------------------------------------------------------------
+
+void wxFont::Init()

 {
 {

-    Create(pointSize, family, style, weight, underlined, faceName);
+}

 
 

-    if ( wxTheFontList )
-        wxTheFontList->Append(this);
+bool wxFont::Create(const wxNativeFontInfo& info)
+{
+    return Create(info.pointSize, info.family, info.style, info.weight,
+                  info.underlined, info.faceName, info.encoding);

 }
 
 }
 

-bool wxFont::Create(int pointSize, int family, int style, int weight, bool underlined, const wxString& faceName)
+wxFont::wxFont(const wxString& fontdesc)

 {
 {

-    UnRef();
-    m_refData = new wxFontRefData;
+    wxNativeFontInfo info;
+    if ( info.FromString(fontdesc) )
+        (void)Create(info);
+}

 
 

-    M_FONTDATA->m_family = family;
-    M_FONTDATA->m_style = style;
-    M_FONTDATA->m_weight = weight;
-    M_FONTDATA->m_pointSize = pointSize;
-    M_FONTDATA->m_underlined = underlined;
-    M_FONTDATA->m_faceName = faceName;
+bool wxFont::Create(int pointSize,
+                    int family,
+                    int style,
+                    int weight,
+                    bool underlined,
+                    const wxString& faceName,
+                    wxFontEncoding encoding)
+{
+    UnRef();
+    m_refData = new wxFontRefData(pointSize, family, style, weight,
+                                  underlined, faceName, encoding);

 
     RealizeResource();
 
 
     RealizeResource();
 


@@ -88,29 +271,36 @@ bool wxFont::Create(int pointSize, int family, int style, int weight, bool under
 
 wxFont::~wxFont()
 {
 
 wxFont::~wxFont()
 {

-    if (wxTheFontList)
-        wxTheFontList->DeleteObject(this);

 }
 
 bool wxFont::RealizeResource()
 {
 }
 
 bool wxFont::RealizeResource()
 {

-    // TODO: create the font (if there is a native font object)
-    return FALSE;
+    M_FONTDATA->MacFindFont() ;
+    return TRUE;
+}
+
+void wxFont::SetEncoding(wxFontEncoding encoding)
+{
+    Unshare();
+
+    M_FONTDATA->m_encoding = encoding;
+
+    RealizeResource();

 }
 
 void wxFont::Unshare()
 {
 }
 
 void wxFont::Unshare()
 {

-       // Don't change shared data
-       if (!m_refData)
+    // Don't change shared data
+    if (!m_refData)

     {
     {

-               m_refData = new wxFontRefData();
-       }
+        m_refData = new wxFontRefData();
+    }

     else
     {
     else
     {

-               wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
-               UnRef();
-               m_refData = ref;
-       }
+        wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
+        UnRef();
+        m_refData = ref;
+    }

 }
 
 void wxFont::SetPointSize(int pointSize)
 }
 
 void wxFont::SetPointSize(int pointSize)


@@ -167,78 +357,90 @@ void wxFont::SetUnderlined(bool underlined)
     RealizeResource();
 }
 
     RealizeResource();
 }
 

-wxString wxFont::GetFamilyString() const
-{
-  wxString fam("");
-  switch (GetFamily())
-  {
-    case wxDECORATIVE:
-      fam = "wxDECORATIVE";
-      break;
-    case wxROMAN:
-      fam = "wxROMAN";
-      break;
-    case wxSCRIPT:
-      fam = "wxSCRIPT";
-      break;
-    case wxSWISS:
-      fam = "wxSWISS";
-      break;
-    case wxMODERN:
-      fam = "wxMODERN";
-      break;
-    case wxTELETYPE:
-      fam = "wxTELETYPE";
-      break;
-    default:
-      fam = "wxDEFAULT";
-      break;
-  }
-  return fam;
-}
-
-/* New font system */
+void wxFont::SetNoAntiAliasing( bool no )
+{
+    Unshare();
+
+    M_FONTDATA->SetNoAntiAliasing( no );
+
+    RealizeResource();
+}
+
+// ----------------------------------------------------------------------------
+// accessors
+// ----------------------------------------------------------------------------
+
+// TODO: insert checks everywhere for M_FONTDATA == NULL!
+
+int wxFont::GetPointSize() const
+{
+    return M_FONTDATA->m_pointSize;
+}
+
+int wxFont::GetFamily() const
+{
+    return M_FONTDATA->m_family;
+}
+
+int wxFont::GetStyle() const
+{
+    return M_FONTDATA->m_style;
+}
+
+int wxFont::GetWeight() const
+{
+    return M_FONTDATA->m_weight;
+}
+
+bool wxFont::GetUnderlined() const
+{
+    return M_FONTDATA->m_underlined;
+}
+

 wxString wxFont::GetFaceName() const
 {
 wxString wxFont::GetFaceName() const
 {

-    wxString str("");
-    if (M_FONTDATA)
-           str = M_FONTDATA->m_faceName ;
+    wxString str;
+    if ( M_FONTDATA )
+        str = M_FONTDATA->m_faceName ;

     return str;
 }
 
     return str;
 }
 

-wxString wxFont::GetStyleString() const
+wxFontEncoding wxFont::GetEncoding() const

 {
 {

-    wxString styl("");
-    switch (GetStyle())
-    {
-        case wxITALIC:
-            styl = "wxITALIC";
-            break;
-        case wxSLANT:
-            styl = "wxSLANT";
-            break;
-        default:
-            styl = "wxNORMAL";
-            break;
-    }
-    return styl;
+    return M_FONTDATA->m_encoding;

 }
 
 }
 

-wxString wxFont::GetWeightString() const
+bool wxFont::GetNoAntiAliasing()

 {
 {

-    wxString w("");
-    switch (GetWeight())
-    {
-        case wxBOLD:
-            w = "wxBOLD";
-            break;
-        case wxLIGHT:
-            w = "wxLIGHT";
-            break;
-        default:
-            w = "wxNORMAL";
-            break;
-    }
-    return w;
+    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);

 }
 
 }