bool SkMemberInfo::writeValue(SkDisplayable* displayable, SkTDOperandArray* arrayStorage,
int storageOffset, int maxStorage, void* untypedStorage, SkDisplayTypes outType,
SkScriptValue& scriptValue) const
{
SkOperand* storage = untypedStorage ? (SkOperand*) untypedStorage : arrayStorage ?
arrayStorage->begin() : NULL;
if (storage)
storage += storageOffset;
SkDisplayTypes type = getType();
if (fType == SkType_MemberProperty) {
if(displayable)
displayable->setProperty(propertyIndex(), scriptValue);
else {
SkASSERT(storageOffset < arrayStorage->count());
switch (scriptValue.fType) {
case SkType_Boolean:
case SkType_Float:
case SkType_Int:
memcpy(&storage->fScalar, &scriptValue.fOperand.fScalar, sizeof(SkScalar));
break;
case SkType_Array:
memcpy(&storage->fScalar, scriptValue.fOperand.fArray->begin(), scriptValue.fOperand.fArray->count() * sizeof(SkScalar));
break;
case SkType_String:
storage->fString->set(*scriptValue.fOperand.fString);
break;
default:
SkASSERT(0); // type isn't handled yet
}
}
} else if (fType == SkType_MemberFunction) {
SkASSERT(scriptValue.fType == SkType_Array);
if (displayable)
displayable->executeFunction(displayable, this, scriptValue.fOperand.fArray, NULL);
else {
int count = scriptValue.fOperand.fArray->count();
// SkASSERT(maxStorage == 0 || count == maxStorage);
if (arrayStorage->count() == 2)
arrayStorage->setCount(2 * count);
else {
storageOffset *= count;
SkASSERT(count + storageOffset <= arrayStorage->count());
}
memcpy(&(*arrayStorage)[storageOffset], scriptValue.fOperand.fArray->begin(), count * sizeof(SkOperand));
}
} else if (fType == SkType_Array) {
SkTypedArray* destArray = (SkTypedArray*) (untypedStorage ? untypedStorage : arrayStorage);
SkASSERT(destArray);
// destArray->setCount(0);
if (scriptValue.fType != SkType_Array) {
SkASSERT(type == scriptValue.fType);
// SkASSERT(storageOffset + 1 <= maxStorage);
destArray->setCount(storageOffset + 1);
(*destArray)[storageOffset] = scriptValue.fOperand;
} else {
if (type == SkType_Unknown) {
type = scriptValue.fOperand.fArray->getType();
destArray->setType(type);
}
SkASSERT(type == scriptValue.fOperand.fArray->getType());
int count = scriptValue.fOperand.fArray->count();
// SkASSERT(storageOffset + count <= maxStorage);
destArray->setCount(storageOffset + count);
memcpy(destArray->begin() + storageOffset, scriptValue.fOperand.fArray->begin(), sizeof(SkOperand) * count);
}
} else if (type == SkType_String) {
SkString* string = untypedStorage ? (SkString*) untypedStorage : (*arrayStorage)[storageOffset].fString;
string->set(*scriptValue.fOperand.fString);
} else if (type == SkType_ARGB && outType == SkType_Float) {
SkTypedArray* array = scriptValue.fOperand.fArray;
SkASSERT(scriptValue.fType == SkType_Int || scriptValue.fType == SkType_ARGB ||
scriptValue.fType == SkType_Array);
SkASSERT(scriptValue.fType != SkType_Array || (array != NULL &&
array->getType() == SkType_Int));
int numberOfColors = scriptValue.fType == SkType_Array ? array->count() : 1;
int numberOfComponents = numberOfColors * 4;
// SkASSERT(maxStorage == 0 || maxStorage == numberOfComponents);
if (maxStorage == 0)
arrayStorage->setCount(numberOfComponents);
for (int index = 0; index < numberOfColors; index++) {
SkColor color = scriptValue.fType == SkType_Array ?
(SkColor) array->begin()[index].fS32 : (SkColor) scriptValue.fOperand.fS32;
storage[0].fScalar = SkIntToScalar(SkColorGetA(color));
storage[1].fScalar = SkIntToScalar(SkColorGetR(color));
storage[2].fScalar = SkIntToScalar(SkColorGetG(color));
storage[3].fScalar = SkIntToScalar(SkColorGetB(color));
storage += 4;
}
} else if (SkDisplayType::IsStruct(NULL /* !!! maker*/, type)) {
if (scriptValue.fType != SkType_Array)
return true; // error
SkASSERT(sizeof(SkScalar) == sizeof(SkOperand)); // !!! no 64 bit pointer support yet
int count = scriptValue.fOperand.fArray->count();
if (count > 0) {
SkASSERT(fCount == count);
memcpy(storage, scriptValue.fOperand.fArray->begin(), count * sizeof(SkOperand));
}
} else if (scriptValue.fType == SkType_Array) {
SkASSERT(scriptValue.fOperand.fArray->getType() == type);
SkASSERT(scriptValue.fOperand.fArray->count() == getCount());
memcpy(storage, scriptValue.fOperand.fArray->begin(), getCount() * sizeof(SkOperand));
} else {
memcpy(storage, &scriptValue.fOperand, sizeof(SkOperand));
}
return false;
}
