+ {
+ Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 10000 } ;
+ wxMacCFStringHolder mString( linetext ) ;
+
+ if ( m_backgroundMode != wxTRANSPARENT )
+ {
+ Point bounds={0,0} ;
+ Rect background = frame ;
+ SInt16 baseline ;
+ ::GetThemeTextDimensions( mString,
+ kThemeCurrentPortFont,
+ kThemeStateActive,
+ false,
+ &bounds,
+ &baseline );
+ background.right = background.left + bounds.h ;
+ background.bottom = background.top + bounds.v ;
+ ::EraseRect( &background ) ;
+ }
+ ::DrawThemeTextBox( mString,
+ kThemeCurrentPortFont,
+ kThemeStateActive,
+ false,
+ &frame,
+ teJustLeft,
+ nil );
+ }
+ else
+#endif
+ {
+ wxCharBuffer text = wxMacStringToCString(linetext) ;
+ ::DrawText( text , 0 , strlen(text) ) ;
+ }
+ }
+ ::TextMode( srcOr ) ;
+}
+
+bool wxDC::CanGetTextExtent() const
+{
+ wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
+ return true ;
+}
+
+void wxDC::DoGetTextExtent( const wxString &strtext, wxCoord *width, wxCoord *height,
+ wxCoord *descent, wxCoord *externalLeading ,
+ wxFont *theFont ) const
+{
+ wxCHECK_RET(Ok(), wxT("Invalid DC"));
+ wxMacPortSetter helper(this) ;
+ wxFont formerFont = m_font ;
+ if ( theFont )
+ {
+ // work around the constness
+ *((wxFont*)(&m_font)) = *theFont ;
+ }
+ MacInstallFont() ;
+ FontInfo fi ;
+ ::GetFontInfo( &fi ) ;
+#if TARGET_CARBON
+ bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
+ if ( IsKindOf(CLASSINFO( wxPrinterDC ) ) || ((wxFont*)&m_font)->GetNoAntiAliasing() )
+ useGetThemeText = false ;
+#endif
+ if ( height )
+ *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
+ if ( descent )
+ *descent =YDEV2LOGREL( fi.descent );
+ if ( externalLeading )
+ *externalLeading = YDEV2LOGREL( fi.leading ) ;
+ int length = strtext.Length() ;
+ /*
+ const char *text = NULL ;
+ wxString macText ;
+ if ( wxApp::s_macDefaultEncodingIsPC )
+ {
+ macText = wxMacMakeMacStringFromPC( string ) ;
+ text = macText ;
+ length = macText.Length() ;
+ }
+ else
+ {
+ text = string ;
+ length = string.Length() ;
+ }
+ */
+ int laststop = 0 ;
+ int i = 0 ;
+ int curwidth = 0 ;
+ if ( width )
+ {
+ *width = 0 ;
+ while( i < length )
+ {
+ if( strtext[i] == 13 || strtext[i] == 10)
+ {
+ wxString linetext = strtext.Mid( laststop , i - laststop ) ;
+ if ( height )
+ *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
+#if TARGET_CARBON
+ if ( useGetThemeText )
+ {
+ Point bounds={0,0} ;
+ SInt16 baseline ;
+ wxMacCFStringHolder mString( linetext ) ;
+ ::GetThemeTextDimensions( mString,
+ kThemeCurrentPortFont,
+ kThemeStateActive,
+ false,
+ &bounds,
+ &baseline );
+ curwidth = bounds.h ;
+ }
+ else
+#endif
+ {
+ wxCharBuffer text = wxMacStringToCString(linetext) ;
+ curwidth = ::TextWidth( text , 0 , strlen(text) ) ;
+ }
+ if ( curwidth > *width )
+ *width = XDEV2LOGREL( curwidth ) ;
+ laststop = i+1 ;
+ }
+ i++ ;
+ }
+
+ wxString linetext = strtext.Mid( laststop , i - laststop ) ;
+#if TARGET_CARBON
+ if ( useGetThemeText )
+ {
+ Point bounds={0,0} ;
+ SInt16 baseline ;
+ wxMacCFStringHolder mString( linetext ) ;
+ ::GetThemeTextDimensions( mString,
+ kThemeCurrentPortFont,
+ kThemeStateActive,
+ false,
+ &bounds,
+ &baseline );
+ curwidth = bounds.h ;