Exemplo n.º 1
0
gfxTextRun *
gfxDWriteFontGroup::MakeTextRun(const PRUint8 *aString,
                                PRUint32 aLength,
                                const Parameters *aParams,
                                PRUint32 aFlags)
{
    nsCString string((const char*)aString, aLength);
    return MakeTextRun(NS_ConvertASCIItoUTF16(string).get(),
                       aLength,
                       aParams,
                       aFlags);
}
Exemplo n.º 2
0
nsTransformedTextRun*
nsTransformingTextRunFactory::MakeTextRun(const uint8_t* aString, uint32_t aLength,
                                          const gfxTextRunFactory::Parameters* aParams,
                                          gfxFontGroup* aFontGroup, uint32_t aFlags,
                                          nsStyleContext** aStyles, bool aOwnsFactory)
{
  // We'll only have a Unicode code path to minimize the amount of code needed
  // for these rarely used features
  NS_ConvertASCIItoUTF16 unicodeString(reinterpret_cast<const char*>(aString), aLength);
  return MakeTextRun(unicodeString.get(), aLength, aParams, aFontGroup,
                     aFlags & ~(gfxFontGroup::TEXT_IS_PERSISTENT | gfxFontGroup::TEXT_IS_8BIT),
                     aStyles, aOwnsFactory);
}
Exemplo n.º 3
0
int
main (int argc, char **argv) {
#ifdef MOZ_WIDGET_GTK2
   gtk_init(&argc, &argv);
#endif
#ifdef XP_MACOSX
   CocoaPoolInit();
#endif

   // Initialize XPCOM
   nsresult rv = NS_InitXPCOM2(nsnull, nsnull, nsnull);
   if (NS_FAILED(rv))
       return -1;

   rv = gfxPlatform::Init();
   if (NS_FAILED(rv))
       return -1;

   // let's get all the xpcom goop out of the system
   fflush (stderr);
   fflush (stdout);

   gTextRuns = new FrameTextRunCache();

   nsRefPtr<gfxContext> ctx = MakeContext();
   {
       gfxFontStyle style (FONT_STYLE_NORMAL,
                           NS_FONT_STRETCH_NORMAL,
                           139,
                           10.0,
                           NS_NewPermanentAtom(NS_LITERAL_STRING("en")),
                           0.0,
                           PR_FALSE, PR_FALSE, PR_FALSE,
                           NS_LITERAL_STRING(""),
                           NS_LITERAL_STRING(""));

       nsRefPtr<gfxFontGroup> fontGroup =
           gfxPlatform::GetPlatform()->CreateFontGroup(NS_LITERAL_STRING("Geneva, MS Sans Serif, Helvetica,serif"), &style, nsnull);

       gfxTextRunFactory::Parameters params = {
           ctx, nsnull, nsnull, nsnull, 0, 60
       };

       PRUint32 flags = gfxTextRunFactory::TEXT_IS_PERSISTENT;

       // First load an Arabic word into the cache
       const char cString[] = "\xd8\xaa\xd9\x85";
       nsDependentCString cStr(cString);
       NS_ConvertUTF8toUTF16 str(cStr);
       gfxTextRun *tr = MakeTextRun(str.get(), str.Length(), fontGroup, &params, flags);
       tr->GetAdvanceWidth(0, str.Length(), nsnull);

       // Now try to trigger an assertion with a word cache bug. The first
       // word is in the cache so it gets added to the new textrun directly.
       // The second word is not in the cache 
       const char cString2[] = "\xd8\xaa\xd9\x85\n\xd8\xaa\xd8\x85 ";
       nsDependentCString cStr2(cString2);
       NS_ConvertUTF8toUTF16 str2(cStr2);
       gfxTextRun *tr2 = MakeTextRun(str2.get(), str2.Length(), fontGroup, &params, flags);
       tr2->GetAdvanceWidth(0, str2.Length(), nsnull);
   }

   fflush (stderr);
   fflush (stdout);
}