X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9045ad9dfc9d205ad645e6d496bec9ccddd91ced..9bb50fd0b04c824fc7ba14c0dc4ba4a2a9a1e6ad:/src/motif/font.cpp

diff --git a/src/motif/font.cpp b/src/motif/font.cpp
index 2b70d9dd0c..0eca7c505a 100644
--- a/src/motif/font.cpp
+++ b/src/motif/font.cpp
@@ -17,10 +17,13 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "font.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #include "wx/defs.h"
 
 #ifdef __VMS
@@ -39,9 +42,16 @@
 #include "wx/fontutil.h"    // for wxNativeFontInfo
 #include "wx/tokenzr.h"
 #include "wx/settings.h"
+#include "wx/motif/private.h"
 
 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
 
+#if wxCHECK_MOTIF_VERSION( 2, 0 ) && !wxCHECK_LESSTIF()
+    #define wxUSE_RENDER_TABLE 1
+#else
+    #define wxUSE_RENDER_TABLE 0
+#endif
+
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
@@ -54,22 +64,29 @@ public:
     wxXFont();
     ~wxXFont();
 
+#if !wxMOTIF_NEW_FONT_HANDLING
     WXFontStructPtr     m_fontStruct;   // XFontStruct
+#endif
+#if !wxUSE_RENDER_TABLE && !wxMOTIF_NEW_FONT_HANDLING
     WXFontList          m_fontList;     // Motif XmFontList
+#else // if wxUSE_RENDER_TABLE
+    WXRenderTable       m_renderTable;  // Motif XmRenderTable
+    WXRendition         m_rendition;    // Motif XmRendition
+#endif
     WXDisplay*          m_display;      // XDisplay
     int                 m_scale;        // Scale * 100
 };
 
 class wxFontRefData: public wxGDIRefData
 {
-friend class wxFont;
+    friend class wxFont;
 
 public:
     wxFontRefData(int size = wxDEFAULT,
                   int family = wxDEFAULT,
                   int style = wxDEFAULT,
                   int weight = wxDEFAULT,
-                  bool underlined = FALSE,
+                  bool underlined = false,
                   const wxString& faceName = wxEmptyString,
                   wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
     {
@@ -119,20 +136,35 @@ protected:
 
 wxXFont::wxXFont()
 {
+#if !wxMOTIF_NEW_FONT_HANDLING
     m_fontStruct = (WXFontStructPtr) 0;
+#endif
+#if !wxUSE_RENDER_TABLE && !wxMOTIF_NEW_FONT_HANDLING
     m_fontList = (WXFontList) 0;
+#else // if wxUSE_RENDER_TABLE
+    m_renderTable = (WXRenderTable) 0;
+    m_rendition   = (WXRendition) 0;
+#endif
     m_display = (WXDisplay*) 0;
     m_scale = 100;
 }
 
 wxXFont::~wxXFont()
 {
-    XmFontList fontList = (XmFontList) m_fontList;
-
-    XmFontListFree (fontList);
+#if !wxUSE_RENDER_TABLE
+    if (m_fontList)
+        XmFontListFree ((XmFontList) m_fontList);
+    m_fontList = NULL;
+#else // if wxUSE_RENDER_TABLE
+    if (m_renderTable)
+        XmRenderTableFree ((XmRenderTable) m_renderTable);
+    m_renderTable = NULL;
+#endif
 
     // TODO: why does freeing the font produce a segv???
     // Note that XFreeFont wasn't called in wxWin 1.68 either.
+    // MBN: probably some interaction with fonts being still
+    //      in use in some widgets...
     // XFontStruct* fontStruct = (XFontStruct*) m_fontStruct;
     //        XFreeFont((Display*) m_display, fontStruct);
 }
@@ -177,7 +209,7 @@ void wxFontRefData::Init(int pointSize,
 
 wxFontRefData::~wxFontRefData()
 {
-    wxList::Node* node = m_fonts.GetFirst();
+    wxList::compatibility_iterator node = m_fonts.GetFirst();
     while (node)
     {
         wxXFont* f = (wxXFont*) node->GetData();
@@ -216,7 +248,7 @@ bool wxFont::Create(int pointSize,
 
     RealizeResource();
 
-    return TRUE;
+    return true;
 }
 
 bool wxFont::Create(const wxString& fontname, wxFontEncoding enc)
@@ -224,7 +256,7 @@ bool wxFont::Create(const wxString& fontname, wxFontEncoding enc)
     if( !fontname )
     {
         *this = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT);
-        return TRUE;
+        return true;
     }
 
     m_refData = new wxFontRefData();
@@ -317,9 +349,9 @@ bool wxFont::Create(const wxString& fontname, wxFontEncoding enc)
         }
         //else: unknown encoding - may be give a warning here?
         else
-            return FALSE;
+            return false;
     }
-    return TRUE;
+    return true;
 }
 
 wxFont::~wxFont()
@@ -462,7 +494,7 @@ int wxFont::GetWeight() const
 
 bool wxFont::GetUnderlined() const
 {
-    wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") );
+    wxCHECK_MSG( Ok(), false, wxT("invalid font") );
 
     return M_FONTDATA->m_underlined;
 }
@@ -474,14 +506,14 @@ wxFontEncoding wxFont::GetEncoding() const
     return M_FONTDATA->m_encoding;
 }
 
-wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+const wxNativeFontInfo *wxFont::GetNativeFontInfo() const
 {
     wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") );
 
     if(M_FONTDATA->m_nativeFontInfo.GetXFontName().IsEmpty())
         GetInternalFont();
 
-    return new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo);
+    return &(M_FONTDATA->m_nativeFontInfo);
 }
 
 // ----------------------------------------------------------------------------
@@ -500,7 +532,7 @@ wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const
     int pointSize = (M_FONTDATA->m_pointSize * 10 * intScale) / 100;
 
     // search existing fonts first
-    wxList::Node* node = M_FONTDATA->m_fonts.GetFirst();
+    wxList::compatibility_iterator node = M_FONTDATA->m_fonts.GetFirst();
     while (node)
     {
         wxXFont* f = (wxXFont*) node->GetData();
@@ -510,6 +542,7 @@ wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const
     }
 
     // not found, create a new one
+    wxString xFontSpec;
     XFontStruct *font = (XFontStruct *)
                         wxLoadQueryNearestFont(pointSize,
                                                M_FONTDATA->m_family,
@@ -517,7 +550,8 @@ wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const
                                                M_FONTDATA->m_weight,
                                                M_FONTDATA->m_underlined,
                                                wxT(""),
-                                               M_FONTDATA->m_encoding);
+                                               M_FONTDATA->m_encoding,
+                                               &xFontSpec);
 
     if ( !font )
     {
@@ -527,15 +561,50 @@ wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const
     }
 
     wxXFont* f = new wxXFont;
+#if wxMOTIF_NEW_FONT_HANDLING
+    XFreeFont( (Display*) display, font );
+#else
     f->m_fontStruct = (WXFontStructPtr)font;
+#endif
     f->m_display = ( display ? display : wxGetDisplay() );
     f->m_scale = intScale;
+    
+#if wxUSE_RENDER_TABLE
+    XmRendition rendition;
+    XmRenderTable renderTable;
+    Arg args[5];
+    int count = 0;
+
+#if wxMOTIF_NEW_FONT_HANDLING
+    wxChar* fontSpec = wxStrdup( xFontSpec.c_str() );
+    XtSetArg( args[count], XmNfontName, fontSpec ); ++count;
+    XtSetArg( args[count], XmNfontType, XmFONT_IS_FONTSET ); ++count;
+#else
+    XtSetArg( args[count], XmNfont, font ); ++count;
+#endif
+    XtSetArg( args[count], XmNunderlineType,
+              GetUnderlined() ? XmSINGLE_LINE : XmNO_LINE ); ++count;
+    rendition = XmRenditionCreate( XmGetXmDisplay( (Display*)f->m_display ),
+                                   (XmStringTag)"",
+                                   args, count );
+    renderTable = XmRenderTableAddRenditions( NULL, &rendition, 1,
+                                              XmMERGE_REPLACE );
+
+    f->m_renderTable = (WXRenderTable)renderTable;
+    f->m_rendition = (WXRendition)rendition;
+    wxASSERT( f->m_renderTable != NULL );
+#else // if !wxUSE_RENDER_TABLE
     f->m_fontList = XmFontListCreate ((XFontStruct*) font, XmSTRING_DEFAULT_CHARSET);
+    wxASSERT( f->m_fontList != NULL );
+#endif
+
     M_FONTDATA->m_fonts.Append(f);
 
     return f;
 }
 
+#if !wxMOTIF_NEW_FONT_HANDLING
+
 WXFontStructPtr wxFont::GetFontStruct(double scale, WXDisplay* display) const
 {
     wxXFont* f = GetInternalFont(scale, display);
@@ -545,8 +614,115 @@ WXFontStructPtr wxFont::GetFontStruct(double scale, WXDisplay* display) const
 
 WXFontList wxFont::GetFontList(double scale, WXDisplay* display) const
 {
+#if !wxUSE_RENDER_TABLE
     wxXFont* f = GetInternalFont(scale, display);
 
     return (f ? f->m_fontList : (WXFontList) 0);
+#else
+    return NULL;
+#endif
+}
+
+#endif // !wxMOTIF_NEW_FONT_HANDLING
+
+ // declared in the header, can't use wxUSE_RENDER_TABLE
+#if wxCHECK_MOTIF_VERSION( 2, 0 )
+
+WXRenderTable wxFont::GetRenderTable(WXDisplay* display) const
+{
+#if wxUSE_RENDER_TABLE
+    wxXFont* f = GetInternalFont(1.0, display);
+
+    return (f ? f->m_renderTable : (WXFontList) 0);
+#else
+    return NULL;
+#endif
+}
+
+#endif // wxCHECK_MOTIF_VERSION( 2, 0 )
+
+WXFontType wxFont::GetFontType(WXDisplay* display) const
+{
+#if wxUSE_RENDER_TABLE
+    return Ok() ? GetRenderTable(display) : NULL;
+#else
+    return Ok() ? GetFontList(1.0, display) : NULL;
+#endif
+}
+
+WXFontType wxFont::GetFontTypeC(WXDisplay* display) const
+{
+#if wxUSE_RENDER_TABLE
+    return Ok() ? GetRenderTable(display) : NULL;
+#else
+    return Ok() ? XmFontListCopy( (XmFontList)GetFontList(1.0, display) ) : NULL;
+#endif
+}
+
+/*static*/ WXString wxFont::GetFontTag()
+{
+#if wxUSE_RENDER_TABLE
+    return (WXString)XmNrenderTable;
+#else
+    return (WXString)XmNfontList;
+#endif
+}
+
+#if wxMOTIF_NEW_FONT_HANDLING
+
+WXFontSet wxFont::GetFontSet(double scale, WXDisplay* display) const
+{
+    wxXFont* f = GetInternalFont(scale, display);
+
+    if( !f ) return (WXFontSet) 0;
+
+    Arg args[2];
+    int count = 0;
+
+    XtSetArg( args[count], XmNfont, 0 ); ++count;
+    XmRenditionRetrieve( (XmRendition) f->m_rendition, args, count );
+
+    return (WXFontSet) args[0].value;
+}
+
+void wxGetTextExtent(WXDisplay* display, const wxFont& font, double scale,
+                     const wxString& str,
+                     int* width, int* height, int* ascent, int* descent)
+{
+    XRectangle ink, logical;
+    WXFontSet fset = font.GetFontSet(scale, display);
+    
+    XmbTextExtents( (XFontSet)fset, str.c_str(), str.length(), &ink, &logical);
+
+    if( width ) *width = logical.width;
+    if( height ) *height = logical.height;
+    if( ascent ) *ascent = -logical.y;    
+    if( descent ) *descent = logical.height + logical.y;    
+}
+
+#else // if !wxMOTIF_NEW_FONT_HANDLING
+
+void wxGetTextExtent(WXDisplay* display, const wxFont& font,
+                     double scale, const wxString& str,
+                     int* width, int* height, int* ascent, int* descent)
+{
+    WXFontStructPtr pFontStruct = font.GetFontStruct(scale, display);
+
+    int direction, ascent2, descent2;
+    XCharStruct overall;
+    int slen = str.Len();
+
+    XTextExtents((XFontStruct*) pFontStruct, (char*) str.c_str(), slen,
+                 &direction, &ascent2, &descent2, &overall);
+
+    if ( width )
+        *width = (overall.width);
+    if ( height )
+        *height = (ascent2 + descent2);
+    if ( descent )
+        *descent = descent2;
+    if ( ascent )
+        *ascent = ascent2;
 }
 
+#endif // !wxMOTIF_NEW_FONT_HANDLING