void* SkMetaData::set(const char name[], const void* data, size_t dataSize, Type type, int count)
{
SkASSERT(name);
SkASSERT(dataSize);
SkASSERT(count > 0);
(void)this->remove(name, type);
size_t len = strlen(name);
Rec* rec = Rec::Alloc(sizeof(Rec) + dataSize * count + len + 1);
#ifndef SK_DEBUG
rec->fType = SkToU8(type);
#else
rec->fType = type;
#endif
rec->fDataLen = SkToU8(dataSize);
rec->fDataCount = SkToU16(count);
if (data)
memcpy(rec->data(), data, dataSize * count);
memcpy(rec->name(), name, len + 1);
if (kPtr_Type == type) {
PtrPair* pair = (PtrPair*)rec->data();
if (pair->fProc && pair->fPtr) {
pair->fPtr = pair->fProc(pair->fPtr, true);
}
}
rec->fNext = fRec;
fRec = rec;
return rec->data();
}
bool SkMetaData::remove(const char name[], Type type) {
Rec* rec = fRec;
Rec* prev = nullptr;
while (rec) {
Rec* next = rec->fNext;
if (rec->fType == type && !strcmp(rec->name(), name)) {
if (prev) {
prev->fNext = next;
} else {
fRec = next;
}
if (kPtr_Type == type) {
PtrPair* pair = (PtrPair*)rec->data();
if (pair->fProc && pair->fPtr) {
(void)pair->fProc(pair->fPtr, false);
}
}
Rec::Free(rec);
return true;
}
prev = rec;
rec = next;
}
return false;
}
void SkMetaData::reset()
{
Rec* rec = fRec;
while (rec) {
if (kPtr_Type == rec->fType) {
PtrPair* pair = (PtrPair*)rec->data();
if (pair->fProc && pair->fPtr) {
pair->fPtr = pair->fProc(pair->fPtr, false);
}
}
Rec* next = rec->fNext;
Rec::Free(rec);
rec = next;
}
fRec = nullptr;
}
void* SkMetaData::set(const char name[], const void* data, size_t dataSize, Type type, int count)
{
SkASSERT(name);
SkASSERT(dataSize);
SkASSERT(count > 0);
(void)this->remove(name, type);
size_t len = strlen(name);
Rec* rec = Rec::Alloc(sizeof(Rec) + dataSize * count + len + 1);
#ifndef SK_DEBUG
rec->fType = SkToU8(type);
#else
rec->fType = type;
#endif
rec->fDataLen = SkToU8(dataSize);
rec->fDataCount = SkToU16(count);
if (data)
memcpy(rec->data(), data, dataSize * count);
memcpy(rec->name(), name, len + 1);
#ifdef SK_DEBUG
rec->fName = rec->name();
switch (type) {
case kS32_Type:
rec->fData.fS32 = *(const int32_t*)rec->data();
break;
case kScalar_Type:
rec->fData.fScalar = *(const SkScalar*)rec->data();
break;
case kString_Type:
rec->fData.fString = (const char*)rec->data();
break;
case kPtr_Type:
rec->fData.fPtr = *(void**)rec->data();
break;
case kBool_Type:
rec->fData.fBool = *(const bool*)rec->data();
break;
default:
SkASSERT(!"bad type");
break;
}
#endif
rec->fNext = fRec;
fRec = rec;
return rec->data();
}
