merged 2 overloaded functions into a single membersections

[wxWidgets.git] / src / common / fontcmn.cpp

diff --git a/src/common/fontcmn.cpp b/src/common/fontcmn.cpp
index e973ffbc0d0924395040bc25efbdca8402298fb7..d448cd623833a3865705efae2e7f27719f95fb39 100644 (file)
--- a/src/common/fontcmn.cpp
+++ b/src/common/fontcmn.cpp
@@ -6,7 +6,7 @@
 // Created:     20.09.99
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team
 // Created:     20.09.99
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -18,22 +18,24 @@
 // ----------------------------------------------------------------------------
 
 #ifdef __GNUG__
 // ----------------------------------------------------------------------------
 
 #ifdef __GNUG__

-    #pragma implementation "fontbase.h"
+#pragma implementation "fontbase.h"

 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-    #pragma hdrstop
+#pragma hdrstop

 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

-    #include "wx/font.h"
+#include "wx/font.h"
+#include "wx/intl.h"

 #endif // WX_PRECOMP
 
 #include "wx/gdicmn.h"
 #include "wx/fontutil.h" // for wxNativeFontInfo
 #endif // WX_PRECOMP
 
 #include "wx/gdicmn.h"
 #include "wx/fontutil.h" // for wxNativeFontInfo

+#include "wx/fontmap.h"

 
 #include "wx/tokenzr.h"
 
 
 #include "wx/tokenzr.h"
 


@@ -47,6 +49,22 @@
 
 wxFontEncoding wxFontBase::ms_encodingDefault = wxFONTENCODING_SYSTEM;
 
 
 wxFontEncoding wxFontBase::ms_encodingDefault = wxFONTENCODING_SYSTEM;
 

+/* static */
+void wxFontBase::SetDefaultEncoding(wxFontEncoding encoding)
+{
+    // GetDefaultEncoding() should return something != wxFONTENCODING_DEFAULT
+    // and, besides, using this value here doesn't make any sense
+    wxCHECK_RET( encoding != wxFONTENCODING_DEFAULT,
+                 _T("can't set default encoding to wxFONTENCODING_DEFAULT") );
+
+    ms_encodingDefault = encoding;
+}
+
+wxFontBase::~wxFontBase()
+{
+    // this destructor is required for Darwin
+}
+

 /* static */
 wxFont *wxFontBase::New(int size,
                         int family,
 /* static */
 wxFont *wxFontBase::New(int size,
                         int family,


@@ -59,6 +77,33 @@ wxFont *wxFontBase::New(int size,
     return new wxFont(size, family, style, weight, underlined, face, encoding);
 }
 
     return new wxFont(size, family, style, weight, underlined, face, encoding);
 }
 

+/* static */
+wxFont *wxFontBase::New(int pointSize,
+                        wxFontFamily family,
+                        int flags,
+                        const wxString& face,
+                        wxFontEncoding encoding)
+{
+    return New
+           (
+                pointSize,
+                family,
+                flags & wxFONTFLAG_ITALIC
+                    ? wxFONTSTYLE_ITALIC
+                    : flags & wxFONTFLAG_SLANT
+                        ? wxFONTSTYLE_SLANT
+                        : wxFONTSTYLE_NORMAL,
+                flags & wxFONTFLAG_LIGHT
+                    ? wxFONTWEIGHT_LIGHT
+                    : flags & wxFONTFLAG_BOLD
+                        ? wxFONTWEIGHT_BOLD
+                        : wxFONTWEIGHT_NORMAL,
+                (flags & wxFONTFLAG_UNDERLINED) != 0,
+                face,
+                encoding
+           );
+}
+

 /* static */
 wxFont *wxFontBase::New(const wxNativeFontInfo& info)
 {
 /* static */
 wxFont *wxFontBase::New(const wxNativeFontInfo& info)
 {


@@ -75,18 +120,23 @@ wxFont *wxFontBase::New(const wxString& strNativeFontDesc)
     return New(fontInfo);
 }
 
     return New(fontInfo);
 }
 

+bool wxFontBase::IsFixedWidth() const
+{
+    return GetFamily() == wxFONTFAMILY_TELETYPE;
+}
+

 wxNativeFontInfo *wxFontBase::GetNativeFontInfo() const
 {
 wxNativeFontInfo *wxFontBase::GetNativeFontInfo() const
 {

-#if !defined(__WXGTK__) && !defined(__WXMSW__)
-    wxNativeFontInfo *fontInfo = new wxNativeFontInfo;
+#ifdef wxNO_NATIVE_FONTINFO
+    wxNativeFontInfo *fontInfo = new wxNativeFontInfo();

 
 

-    fontInfo->pointSize = GetPointSize();
-    fontInfo->family = GetFamily();
-    fontInfo->style = GetStyle();
-    fontInfo->weight = GetWeight();
-    fontInfo->underlined = GetUnderlined();
-    fontInfo->faceName = GetFaceName();
-    fontInfo->encoding = GetEncoding();
+    fontInfo->SetPointSize(GetPointSize());
+    fontInfo->SetFamily((wxFontFamily)GetFamily());
+    fontInfo->SetStyle((wxFontStyle)GetStyle());
+    fontInfo->SetWeight((wxFontWeight)GetWeight());
+    fontInfo->SetUnderlined(GetUnderlined());
+    fontInfo->SetFaceName(GetFaceName());
+    fontInfo->SetEncoding(GetEncoding());

 
     return fontInfo;
 #else
 
     return fontInfo;
 #else


@@ -94,9 +144,9 @@ wxNativeFontInfo *wxFontBase::GetNativeFontInfo() const
 #endif
 }
 
 #endif
 }
 

-void wxFontBase::SetNativeFontInfo(const wxNativeFontInfo& info)
+void wxFontBase::DoSetNativeFontInfo(const wxNativeFontInfo& info)

 {
 {

-#if !defined(__WXGTK__) && !defined(__WXMSW__)
+#ifdef wxNO_NATIVE_FONTINFO

     SetPointSize(info.pointSize);
     SetFamily(info.family);
     SetStyle(info.style);
     SetPointSize(info.pointSize);
     SetFamily(info.family);
     SetStyle(info.style);


@@ -104,6 +154,8 @@ void wxFontBase::SetNativeFontInfo(const wxNativeFontInfo& info)
     SetUnderlined(info.underlined);
     SetFaceName(info.faceName);
     SetEncoding(info.encoding);
     SetUnderlined(info.underlined);
     SetFaceName(info.faceName);
     SetEncoding(info.encoding);

+#else
+    (void)info;

 #endif
 }
 
 #endif
 }
 


@@ -120,6 +172,37 @@ wxString wxFontBase::GetNativeFontInfoDesc() const
     return fontDesc;
 }
 
     return fontDesc;
 }
 

+wxString wxFontBase::GetNativeFontInfoUserDesc() const
+{
+    wxString fontDesc;
+    wxNativeFontInfo *fontInfo = GetNativeFontInfo();
+    if ( fontInfo )
+    {
+        fontDesc = fontInfo->ToUserString();
+        delete fontInfo;
+    }
+
+    return fontDesc;
+}
+
+void wxFontBase::SetNativeFontInfo(const wxString& info)
+{
+    wxNativeFontInfo fontInfo;
+    if ( !info.empty() && fontInfo.FromString(info) )
+    {
+        SetNativeFontInfo(fontInfo);
+    }
+}
+
+void wxFontBase::SetNativeFontInfoUserDesc(const wxString& info)
+{
+    wxNativeFontInfo fontInfo;
+    if ( !info.empty() && fontInfo.FromUserString(info) )
+    {
+        SetNativeFontInfo(fontInfo);
+    }
+}
+

 wxFont& wxFont::operator=(const wxFont& font)
 {
     if ( this != &font )
 wxFont& wxFont::operator=(const wxFont& font)
 {
     if ( this != &font )


@@ -128,15 +211,26 @@ wxFont& wxFont::operator=(const wxFont& font)
     return (wxFont &)*this;
 }
 
     return (wxFont &)*this;
 }
 

-// VZ: is it correct to compare pointers and not the contents? (FIXME)

 bool wxFontBase::operator==(const wxFont& font) const
 {
 bool wxFontBase::operator==(const wxFont& font) const
 {

-    return GetFontData() == font.GetFontData();
+    // either it is the same font, i.e. they share the same common data or they
+    // have different ref datas but still describe the same font
+    return GetFontData() == font.GetFontData() ||
+           (
+            Ok() == font.Ok() &&
+            GetPointSize() == font.GetPointSize() &&
+            GetFamily() == font.GetFamily() &&
+            GetStyle() == font.GetStyle() &&
+            GetWeight() == font.GetWeight() &&
+            GetUnderlined() == font.GetUnderlined() &&
+            GetFaceName() == font.GetFaceName() &&
+            GetEncoding() == font.GetEncoding()
+           );

 }
 
 bool wxFontBase::operator!=(const wxFont& font) const
 {
 }
 
 bool wxFontBase::operator!=(const wxFont& font) const
 {

-    return GetFontData() != font.GetFontData();
+    return !(*this == font);

 }
 
 wxString wxFontBase::GetFamilyString() const
 }
 
 wxString wxFontBase::GetFamilyString() const


@@ -181,12 +275,12 @@ wxString wxFontBase::GetWeightString() const
     }
 }
 
     }
 }
 

-#if !defined(__WXGTK__) && !defined(__WXMSW__)
-

 // ----------------------------------------------------------------------------
 // wxNativeFontInfo
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxNativeFontInfo
 // ----------------------------------------------------------------------------
 

+#ifdef wxNO_NATIVE_FONTINFO
+

 // These are the generic forms of FromString()/ToString.
 //
 // convert to/from the string representation: format is
 // These are the generic forms of FromString()/ToString.
 //
 // convert to/from the string representation: format is


@@ -202,7 +296,7 @@ bool wxNativeFontInfo::FromString(const wxString& s)
     //
     //  Ignore the version for now
     //
     //
     //  Ignore the version for now
     //

-    
+

     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;


@@ -211,17 +305,17 @@ bool wxNativeFontInfo::FromString(const wxString& s)
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;

-    family = (int)l;
+    family = (wxFontFamily)l;

 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;
 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;

-    style = (int)l;
+    style = (wxFontStyle)l;

 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;
 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
         return FALSE;

-    weight = (int)l;
+    weight = (wxFontWeight)l;

 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )


@@ -229,8 +323,11 @@ bool wxNativeFontInfo::FromString(const wxString& s)
     underlined = l != 0;
 
     faceName = tokenizer.GetNextToken();
     underlined = l != 0;
 
     faceName = tokenizer.GetNextToken();

+
+#ifndef __WXMAC__

     if( !faceName )
         return FALSE;
     if( !faceName )
         return FALSE;

+#endif

 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )
 
     token = tokenizer.GetNextToken();
     if ( !token.ToLong(&l) )


@@ -248,8 +345,8 @@ wxString wxNativeFontInfo::ToString() const
              0,                                 // version
              pointSize,
              family,
              0,                                 // version
              pointSize,
              family,

-             style,
-             weight,
+             (int)style,
+             (int)weight,

              underlined,
              faceName.GetData(),
              (int)encoding);
              underlined,
              faceName.GetData(),
              (int)encoding);


@@ -257,5 +354,247 @@ wxString wxNativeFontInfo::ToString() const
     return s;
 }
 
     return s;
 }
 

+void wxNativeFontInfo::Init()
+{
+    pointSize = wxNORMAL_FONT->GetPointSize();
+    family = wxFONTFAMILY_DEFAULT;
+    style = wxFONTSTYLE_NORMAL;
+    weight = wxFONTWEIGHT_NORMAL;
+    underlined = FALSE;
+    faceName.clear();
+    encoding = wxFONTENCODING_DEFAULT;
+}
+
+int wxNativeFontInfo::GetPointSize() const
+{
+    return pointSize;
+}
+
+wxFontStyle wxNativeFontInfo::GetStyle() const
+{
+    return style;
+}
+
+wxFontWeight wxNativeFontInfo::GetWeight() const
+{
+    return weight;
+}
+
+bool wxNativeFontInfo::GetUnderlined() const
+{
+    return underlined;
+}
+
+wxString wxNativeFontInfo::GetFaceName() const
+{
+    return faceName;
+}
+
+wxFontFamily wxNativeFontInfo::GetFamily() const
+{
+    return family;
+}
+
+wxFontEncoding wxNativeFontInfo::GetEncoding() const
+{
+    return encoding;
+}
+
+void wxNativeFontInfo::SetPointSize(int pointsize)
+{
+    pointSize = pointsize;
+}
+
+void wxNativeFontInfo::SetStyle(wxFontStyle style_)
+{
+    style = style_;
+}
+
+void wxNativeFontInfo::SetWeight(wxFontWeight weight_)
+{
+    weight = weight_;
+}
+
+void wxNativeFontInfo::SetUnderlined(bool underlined_)
+{
+    underlined = underlined_;
+}
+
+void wxNativeFontInfo::SetFaceName(wxString facename_)
+{
+    faceName = facename_;
+}
+
+void wxNativeFontInfo::SetFamily(wxFontFamily family_)
+{
+    family = family_;
+}
+
+void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding_)
+{
+    encoding = encoding_;
+}
+

 #endif // generic wxNativeFontInfo implementation
 
 #endif // generic wxNativeFontInfo implementation
 

+// conversion to/from user-readable string: this is used in the generic
+// versions and under MSW as well because there is no standard font description
+// format there anyhow (but there is a well-defined standard for X11 fonts used
+// by wxGTK and wxMotif)
+
+#if defined(wxNO_NATIVE_FONTINFO) || defined(__WXMSW__) || defined (__WXPM__)
+
+wxString wxNativeFontInfo::ToUserString() const
+{
+    wxString desc;
+
+    // first put the adjectives, if any - this is English-centric, of course,
+    // but what else can we do?
+    if ( GetUnderlined() )
+    {
+        desc << _("underlined ");
+    }
+
+    switch ( GetWeight() )
+    {
+        default:
+            wxFAIL_MSG( _T("unknown font weight") );
+            // fall through
+
+        case wxFONTWEIGHT_NORMAL:
+            break;
+
+        case wxFONTWEIGHT_LIGHT:
+            desc << _("light ");
+            break;
+
+        case wxFONTWEIGHT_BOLD:
+            desc << _("bold ");
+            break;
+    }
+
+    switch ( GetStyle() )
+    {
+        default:
+            wxFAIL_MSG( _T("unknown font style") );
+            // fall through
+
+        case wxFONTSTYLE_NORMAL:
+            break;
+
+            // we don't distinguish between the two for now anyhow...
+        case wxFONTSTYLE_ITALIC:
+        case wxFONTSTYLE_SLANT:
+            desc << _("italic");
+            break;
+    }
+
+    wxString face = GetFaceName();
+    if ( !face.empty() )
+    {
+        desc << _T(' ') << face;
+    }
+
+    int size = GetPointSize();
+    if ( size != wxNORMAL_FONT->GetPointSize() )
+    {
+        desc << _T(' ') << size;
+    }
+
+#if wxUSE_FONTMAP
+    wxFontEncoding enc = GetEncoding();
+    if ( enc != wxFONTENCODING_DEFAULT && enc != wxFONTENCODING_SYSTEM )
+    {
+        desc << _T(' ') << wxFontMapper::Get()->GetEncodingName(enc);
+    }
+#endif // wxUSE_FONTMAP
+
+    return desc;
+}
+
+bool wxNativeFontInfo::FromUserString(const wxString& s)
+{
+    // reset to the default state
+    Init();
+
+    // parse a more or less free form string
+    //
+    // TODO: we should handle at least the quoted facenames
+    wxStringTokenizer tokenizer(s, _T(";, "), wxTOKEN_STRTOK);
+
+    wxString face;
+    unsigned long size;
+
+#if wxUSE_FONTMAP
+    wxFontEncoding encoding;
+#endif // wxUSE_FONTMAP
+
+    while ( tokenizer.HasMoreTokens() )
+    {
+        wxString token = tokenizer.GetNextToken();
+
+        // normalize it
+        token.Trim(TRUE).Trim(FALSE).MakeLower();
+
+        // look for the known tokens
+        if ( token == _T("underlined") || token == _("underlined") )
+        {
+            SetUnderlined(TRUE);
+        }
+        else if ( token == _T("light") || token == _("light") )
+        {
+            SetWeight(wxFONTWEIGHT_LIGHT);
+        }
+        else if ( token == _T("bold") || token == _("bold") )
+        {
+            SetWeight(wxFONTWEIGHT_BOLD);
+        }
+        else if ( token == _T("italic") || token == _("italic") )
+        {
+            SetStyle(wxFONTSTYLE_ITALIC);
+        }
+        else if ( token.ToULong(&size) )
+        {
+            SetPointSize(size);
+        }
+#if wxUSE_FONTMAP
+        else if ( (encoding = wxFontMapper::Get()->CharsetToEncoding(token, FALSE))
+                    != wxFONTENCODING_DEFAULT )
+        {
+            SetEncoding(encoding);
+        }
+#endif // wxUSE_FONTMAP
+        else // assume it is the face name
+        {
+            if ( !face.empty() )
+            {
+                face += _T(' ');
+            }
+
+            face += token;
+
+            // skip the code which resets face below
+            continue;
+        }
+
+        // if we had had the facename, we shouldn't continue appending tokens
+        // to it (i.e. "foo bold bar" shouldn't result in the facename "foo
+        // bar")
+        if ( !face.empty() )
+        {
+            SetFaceName(face);
+            face.clear();
+        }
+    }
+
+    // we might not have flushed it inside the loop
+    if ( !face.empty() )
+    {
+        SetFaceName(face);
+    }
+
+    return TRUE;
+}
+
+#endif // generic or wxMSW or wxOS2
+