void
DefineEditTextTag::read(SWFStream& in, movie_definition& m)
{
_rect = readRect(in);
in.align();
in.ensureBytes(2);
int flags = in.read_u8();
_hasText = flags & (1 << 7);
_wordWrap = flags & (1 << 6);
_multiline = flags & (1 << 5);
_password = flags & (1 << 4);
_readOnly = flags & (1 << 3);
const bool hasColor = flags & (1 << 2);
const bool hasMaxChars = flags & (1 << 1);
const bool hasFont = flags & (1 << 0);
flags = in.read_u8();
// 0: no font class, 1 font class and height, can't be true if has_font was true
bool hasFontClass = flags & (1 << 7);
if (hasFontClass && hasFont )
{
IF_VERBOSE_MALFORMED_SWF(
log_swferror("DefineEditText: hasFontClass can't be true if "
"hasFont is true, ignoring");
);
/// Format of the bit-packed rectangle is:
///
/// bits | name | description
/// ------+-------+-------------------------
/// 5 | nbits | number of bits used in subsequent values
/// nbits | xmin | minimum X value
/// nbits | xmax | maximum X value
/// nbits | ymin | minimum Y value
/// nbits | ymax | maximum Y value
///
/// If max values are less then min values the SWF is malformed;
/// in this case this method will raise an swf_error and set the
/// rectangle to the NULL rectangle. See is_null().
SWFRect
readRect(SWFStream& in)
{
in.align();
in.ensureBits(5);
const int nbits = in.read_uint(5);
int minx = 0, maxx = 0, miny = 0, maxy = 0;
if (nbits > 0) {
in.ensureBits(nbits*4);
minx = in.read_sint(nbits);
maxx = in.read_sint(nbits);
miny = in.read_sint(nbits);
maxy = in.read_sint(nbits);
}
// Check if this SWFRect is valid.
if (maxx < minx || maxy < miny) {
// We set invalid rectangles to NULL, but we might instead
// want to actually swap the values if the proprietary player
// does so. TODO: check it out.
IF_VERBOSE_MALFORMED_SWF(
log_swferror(_("Invalid rectangle: "
"minx=%g maxx=%g miny=%g maxy=%g"), minx, maxx, miny, maxy);
);
// read placeObject2 actions
void
PlaceObject2Tag::readPlaceActions(SWFStream& in)
{
const int movie_version = _movie_def.get_version();
in.ensureBytes(2);
std::uint16_t reserved = in.read_u16();
IF_VERBOSE_MALFORMED_SWF(
if (reserved != 0) {
log_swferror(_("Reserved field in PlaceObject actions == "
"%u (expected 0)"), reserved);
}
);
// Updates the transform properties of the DisplayObject at
// the specified depth.
void
DisplayList::moveDisplayObject(int depth, const SWFCxForm* color_xform,
const SWFMatrix* mat, boost::uint16_t* ratio)
{
testInvariant();
DisplayObject* ch = getDisplayObjectAtDepth(depth);
if (! ch) {
// FIXME, should this be log_aserror?
IF_VERBOSE_MALFORMED_SWF(
log_swferror(_("moveDisplayObject() -- can't find object at depth %d"),
depth);
);
