SkDashPathEffect::SkDashPathEffect(SkReadBuffer& buffer) : INHERITED(buffer) {
bool useOldPic = buffer.isVersionLT(SkReadBuffer::kDashWritesPhaseIntervals_Version);
if (useOldPic) {
fInitialDashIndex = buffer.readInt();
fInitialDashLength = buffer.readScalar();
fIntervalLength = buffer.readScalar();
buffer.readBool(); // Dummy for old ScalarToFit field
} else {
fPhase = buffer.readScalar();
}
fCount = buffer.getArrayCount();
size_t allocSize = sizeof(SkScalar) * fCount;
if (buffer.validateAvailable(allocSize)) {
fIntervals = (SkScalar*)sk_malloc_throw(allocSize);
buffer.readScalarArray(fIntervals, fCount);
} else {
fIntervals = NULL;
}
if (useOldPic) {
fPhase = 0;
if (fInitialDashLength != -1) { // Signal for bad dash interval
for (int i = 0; i < fInitialDashIndex; ++i) {
fPhase += fIntervals[i];
}
fPhase += fIntervals[fInitialDashIndex] - fInitialDashLength;
}
} else {
this->setInternalMembers(fPhase);
}
}
SkDashPathEffect::SkDashPathEffect(SkReadBuffer& buffer) : INHERITED(buffer) {
fInitialDashIndex = buffer.readInt();
fInitialDashLength = buffer.readScalar();
fIntervalLength = buffer.readScalar();
fScaleToFit = buffer.readBool();
fCount = buffer.getArrayCount();
size_t allocSize = sizeof(SkScalar) * fCount;
if (buffer.validateAvailable(allocSize)) {
fIntervals = (SkScalar*)sk_malloc_throw(allocSize);
buffer.readScalarArray(fIntervals, fCount);
} else {
fIntervals = NULL;
}
}
SkGradientShaderBase::SkGradientShaderBase(SkReadBuffer& buffer) : INHERITED(buffer) {
if (buffer.isVersionLT(SkReadBuffer::kNoUnitMappers_Version)) {
// skip the old SkUnitMapper slot
buffer.skipFlattenable();
}
int colorCount = fColorCount = buffer.getArrayCount();
if (colorCount > kColorStorageCount) {
size_t allocSize = (sizeof(SkColor) + sizeof(SkScalar) + sizeof(Rec)) * colorCount;
if (buffer.validateAvailable(allocSize)) {
fOrigColors = reinterpret_cast<SkColor*>(sk_malloc_throw(allocSize));
} else {
fOrigColors = NULL;
colorCount = fColorCount = 0;
}
} else {
fOrigColors = fStorage;
}
buffer.readColorArray(fOrigColors, colorCount);
fOrigPos = (SkScalar*)(fOrigColors + colorCount);
{
uint32_t packed = buffer.readUInt();
fGradFlags = SkToU8(unpack_flags(packed));
fTileMode = unpack_mode(packed);
}
fTileProc = gTileProcs[fTileMode];
fRecs = (Rec*)(fOrigPos + colorCount);
if (colorCount > 2) {
Rec* recs = fRecs;
recs[0].fPos = 0;
fOrigPos[0] = 0;
for (int i = 1; i < colorCount; i++) {
recs[i].fPos = buffer.readInt();
recs[i].fScale = buffer.readUInt();
fOrigPos[i] = SkFixedToScalar(recs[i].fPos);
}
} else {
fOrigPos = NULL;
}
buffer.readMatrix(&fPtsToUnit);
this->initCommon();
}
SkImageRef::SkImageRef(SkReadBuffer& buffer, SkBaseMutex* mutex)
: INHERITED(buffer, mutex), fErrorInDecoding(false) {
fSampleSize = buffer.readInt();
fDoDither = buffer.readBool();
size_t length = buffer.getArrayCount();
if (buffer.validateAvailable(length)) {
fStream = SkNEW_ARGS(SkMemoryStream, (length));
buffer.readByteArray((void*)fStream->getMemoryBase(), length);
} else {
fStream = NULL;
}
fPrev = fNext = NULL;
fFactory = NULL;
// This sets the colortype/alphatype to exactly match our info, so that this
// can get communicated down to the codec.
fBitmap.setInfo(this->info());
}
SkDashPathEffect::SkDashPathEffect(SkReadBuffer& buffer)
: INHERITED(buffer)
, fPhase(0)
, fInitialDashLength(0)
, fInitialDashIndex(0)
, fIntervalLength(0) {
bool useOldPic = buffer.isVersionLT(SkReadBuffer::kDashWritesPhaseIntervals_Version);
if (useOldPic) {
fInitialDashIndex = buffer.readInt();
fInitialDashLength = buffer.readScalar();
fIntervalLength = buffer.readScalar();
buffer.readBool(); // Dummy for old ScalarToFit field
} else {
fPhase = buffer.readScalar();
}
fCount = buffer.getArrayCount();
size_t allocSize = sizeof(SkScalar) * fCount;
if (buffer.validateAvailable(allocSize)) {
fIntervals = (SkScalar*)sk_malloc_throw(allocSize);
buffer.readScalarArray(fIntervals, fCount);
} else {
fIntervals = NULL;
}
if (useOldPic) {
fPhase = 0;
if (fInitialDashLength != -1) { // Signal for bad dash interval
for (int i = 0; i < fInitialDashIndex; ++i) {
fPhase += fIntervals[i];
}
fPhase += fIntervals[fInitialDashIndex] - fInitialDashLength;
}
} else {
// set the internal data members, fPhase should have been between 0 and intervalLength
// when written to buffer so no need to adjust it
SkDashPath::CalcDashParameters(fPhase, fIntervals, fCount,
&fInitialDashLength, &fInitialDashIndex, &fIntervalLength);
}
}
SkMallocPixelRef::SkMallocPixelRef(SkReadBuffer& buffer)
: INHERITED(buffer, NULL)
, fReleaseProc(sk_free_releaseproc)
, fReleaseProcContext(NULL)
{
fRB = buffer.read32();
size_t size = buffer.isValid() ? this->info().getSafeSize(fRB) : 0;
if (buffer.validateAvailable(size)) {
fStorage = sk_malloc_throw(size);
buffer.readByteArray(fStorage, size);
} else {
fStorage = NULL;
}
if (buffer.readBool()) {
fCTable = SkNEW_ARGS(SkColorTable, (buffer));
} else {
fCTable = NULL;
}
this->setPreLocked(fStorage, fRB, fCTable);
}
