C++ (Cpp) SWFDEC_AS_VALUE_IS_NUMBER示例

示例#1

文件： swfdec_as_array.c 项目： fengye/swfdec

// inner function for swfdec_as_array_sort_compare
static int
swfdec_as_array_sort_compare_values (SwfdecAsContext *cx,
    const SwfdecAsValue *a, const SwfdecAsValue *b, SortOption options,
    SwfdecAsFunction *custom_function)
{
  int retval;

  g_return_val_if_fail (SWFDEC_IS_AS_CONTEXT (cx), 0);
  g_return_val_if_fail (SWFDEC_IS_AS_VALUE (a), 0);
  g_return_val_if_fail (SWFDEC_IS_AS_VALUE (b), 0);
  g_return_val_if_fail (custom_function == NULL ||
      SWFDEC_IS_AS_FUNCTION (custom_function), 0);

  if (custom_function != NULL)
  {
    SwfdecAsValue argv[2] = { *a, *b };
    SwfdecAsValue ret;
    SwfdecAsContext *context = swfdec_gc_object_get_context (custom_function);
    swfdec_as_function_call (custom_function, NULL, 2, argv, &ret);
    retval = swfdec_as_value_to_integer (context, &ret);
  }
  else if (options & SORT_OPTION_NUMERIC &&
      (SWFDEC_AS_VALUE_IS_NUMBER (a) ||
       SWFDEC_AS_VALUE_IS_NUMBER (b)) &&
      !SWFDEC_AS_VALUE_IS_UNDEFINED (a) &&
      !SWFDEC_AS_VALUE_IS_UNDEFINED (b))
  {
    if (!SWFDEC_AS_VALUE_IS_NUMBER (a)) {
      retval = 1;
    } else if (!SWFDEC_AS_VALUE_IS_NUMBER (b)) {
      retval = -1;
    } else {
      double an = swfdec_as_value_to_number (cx, a);
      double bn = swfdec_as_value_to_number (cx, b);
      retval = (an < bn ? -1 : (an > bn ? 1 : 0));
    }
  }
  else
  {
    // can't pass swfdec_as_value_to_string calls directly to compare
    // functions, since the order of these is important
    const char *a_str = swfdec_as_value_to_string (cx, a);
    const char *b_str = swfdec_as_value_to_string (cx, b);

    if (options & SORT_OPTION_CASEINSENSITIVE) {
      retval = g_strcasecmp (a_str, b_str);
    } else {
      retval = strcmp (a_str, b_str);
    }
  }

  if (options & SORT_OPTION_DESCENDING)
    retval = -retval;

  return retval;
}

示例#2

文件： swfdec_as_array.c 项目： fengye/swfdec

void
swfdec_as_array_sort (SwfdecAsContext *cx, SwfdecAsObject *object, guint argc,
    SwfdecAsValue *argv, SwfdecAsValue *ret)
{
  guint pos;
  SortOption options;
  SwfdecAsFunction *custom_function;

  if (object == NULL || SWFDEC_IS_MOVIE (object))
    return;

  pos = 0;

  if (argc > pos && !SWFDEC_AS_VALUE_IS_NUMBER (&argv[pos])) {
    SwfdecAsFunction *fun;
    if (!SWFDEC_AS_VALUE_IS_OBJECT (&argv[pos]) ||
	!SWFDEC_IS_AS_FUNCTION (
	  fun = (SwfdecAsFunction *) SWFDEC_AS_VALUE_GET_OBJECT (&argv[pos])))
	return;
    custom_function = fun;
    pos++;
  } else {
    custom_function = NULL;
  }

  if (argc > pos) {
    options = swfdec_as_value_to_integer (cx, &argv[pos]) & MASK_SORT_OPTION;
  } else {
    options = 0;
  }

  swfdec_as_array_do_sort (cx, object, &options, custom_function, NULL, ret);
}

示例#3

文件： swfdec_system_as.c 项目： freedesktop-unofficial-mirror/swfdec__swfdec

void
swfdec_system_query (SwfdecAsContext *cx, SwfdecAsObject *object,
    guint argc, SwfdecAsValue *argv, SwfdecAsValue *retval)
{
  SwfdecPlayer *player = SWFDEC_PLAYER (cx);
  SwfdecAsValue val;
  guint i;
  GString *server;

  if (object == NULL) {
    SWFDEC_WARNING ("no this object in Query()");
    return;
  }

  server = g_string_new ("");
  for (i = 0; i < G_N_ELEMENTS (queries); i++) {
    queries[i].get (player, &val);
    swfdec_as_object_set_variable (object, queries[i].name, &val);
    if (queries[i].name == SWFDEC_AS_STR_screenResolutionY) {
      g_string_append_printf (server, "x%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (val));
    } else if (queries[i].name == SWFDEC_AS_STR_pixelAspectRatio) {
      char buffer[10];
      g_ascii_formatd (buffer, sizeof (buffer), "%.1f",
	  SWFDEC_AS_VALUE_GET_NUMBER (val));
      g_string_append (server, "&AR=");
      g_string_append (server, buffer);
    } else if (queries[i].name == SWFDEC_AS_STR_manufacturer) {
      char *s = swfdec_as_string_escape (cx, player->priv->system->server_manufacturer);
      g_string_append_printf (server, "&M=%s", s);
      g_free (s);
    } else {
      g_assert (queries[i].server_string);
      if (i > 0)
	g_string_append_c (server, '&');
      g_string_append (server, queries[i].server_string);
      g_string_append_c (server, '=');
      if (SWFDEC_AS_VALUE_IS_BOOLEAN (val)) {
	g_string_append_c (server, SWFDEC_AS_VALUE_GET_BOOLEAN (val) ? 't' : 'f');
      } else if (SWFDEC_AS_VALUE_IS_NUMBER (val)) {
	g_string_append_printf (server, "%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (val));
      } else if (SWFDEC_AS_VALUE_IS_STRING (val)) {
	char *s = swfdec_as_string_escape (cx, SWFDEC_AS_VALUE_GET_STRING (val));
	g_string_append (server, s);
	g_free (s);
      } else {
	g_assert_not_reached ();
      }
    }
  }
  SWFDEC_AS_VALUE_SET_STRING (&val, swfdec_as_context_give_string (cx, g_string_free (server, FALSE)));
  swfdec_as_object_set_variable (object, SWFDEC_AS_STR_serverString, &val);
}