Method getBreakPos

Engine/source/gfx/gFont.cpp:511–553

}

U32 GFont::getBreakPos(const UTF16 *str16, U32 slen, U32 width, bool breakOnWhitespace)
{
   // Some early out cases.
   if(slen==0)
      return 0;

   U32 ret = 0;
   U32 lastws = 0;
   UTF16 c;
   U32 charCount = 0;

   for( charCount=0; charCount < slen; charCount++)
   {
      c = str16[charCount];
      if(c == '\0')
         break;
         
      if(c == dT('\t'))
         c = dT(' ');
      
      if(!isValidChar(c))
      {
         ret++;
         continue;
      }
      
      if(c == dT(' '))
         lastws = ret+1;

      const PlatformFont::CharInfo& rChar = getCharInfo(c);
      if(rChar.width > width || rChar.xIncrement > width)
      {
         if(lastws && breakOnWhitespace)
            return lastws;
         return ret;
      }

      width -= rChar.xIncrement;
      
      ret++;
   }
   return ret;
}

void GFont::wrapString(const UTF8 *txt, U32 lineWidth, Vector<U32> &startLineOffset, Vector<U32> &lineLen)
{