void SkActive::pickUp(SkActive* existing) {
SkTDOperandArray existingValues;
for (int index = 0; index < fAnimators.count(); index++) {
SkAnimateBase* animate = fAnimators[index];
SkASSERT(animate->getValuesType() == SkType_Float);
int components = animate->components();
SkOperand* from = animate->getValues();
SkOperand* to = &from[animate->components()];
existingValues.setCount(components);
existing->fInterpolators[index]->timeToValues(
existing->fState[index].fTicks - existing->fState[index].fStartTime, existingValues.begin());
SkScalar originalSum = 0;
SkScalar workingSum = 0;
for (int cIndex = 0; cIndex < components; cIndex++) {
SkScalar delta = to[cIndex].fScalar - from[cIndex].fScalar;
originalSum += SkScalarMul(delta, delta);
delta = to[cIndex].fScalar - existingValues[cIndex].fScalar;
workingSum += SkScalarMul(delta, delta);
}
if (workingSum < originalSum) {
SkScalar originalDistance = SkScalarSqrt(originalSum);
SkScalar workingDistance = SkScalarSqrt(workingSum);
existing->fState[index].fDuration = (SkMSec) SkScalarMulDiv(fState[index].fDuration,
workingDistance, originalDistance);
}
fInterpolators[index]->reset(components, 2, SkType_Float);
fInterpolators[index]->setKeyFrame(0, 0, existingValues.begin(), animate->blend[0]);
fInterpolators[index]->setKeyFrame(1, fState[index].fDuration, to, animate->blend[0]);
}
}
void SkApply::save(int index) {
SkAnimateBase* animate = fActive->fAnimators[index];
const SkMemberInfo * info = animate->fFieldInfo;
SkDisplayable* target = getTarget(animate);
// if (animate->hasExecute())
// info = animate->getResolvedInfo();
SkDisplayTypes type = (SkDisplayTypes) info->fType;
if (type == SkType_MemberFunction)
return; // nothing to save
size_t size = info->getSize(target);
int count = (int) (size / sizeof(SkScalar));
bool useLast = true;
// !!! this all may be unneeded, at least in the dynamic case ??
int activeIndex = fActive->fDrawIndex + index;
SkTDOperandArray last;
if (fActive->fSaveRestore[activeIndex] == NULL) {
fActive->fSaveRestore[activeIndex] = new SkOperand[count];
useLast = false;
} else {
last.setCount(count);
memcpy(last.begin(), fActive->fSaveRestore[activeIndex], count * sizeof(SkOperand));
}
if (type != SkType_MemberProperty) {
info->getValue(target, fActive->fSaveRestore[activeIndex], count);
if (useLast)
info->setValue(target, last.begin(), count);
} else {
SkScriptValue scriptValue;
bool success = target->getProperty(info->propertyIndex(), &scriptValue);
SkASSERT(success == true);
SkASSERT(scriptValue.fType == SkType_Float);
fActive->fSaveRestore[activeIndex][0] = scriptValue.fOperand;
if (useLast) {
SkScriptValue scriptValue;
scriptValue.fType = type;
scriptValue.fOperand = last[0];
target->setProperty(info->propertyIndex(), scriptValue);
}
}
// !!! end of unneeded
}
bool SkAnimatorScript::EvalMemberCommon(SkScriptEngine* engine, const SkMemberInfo* info,
SkDisplayable* displayable, SkScriptValue* value) {
SkDisplayTypes original;
SkDisplayTypes type = original = (SkDisplayTypes) info->getType();
if (info->fType == SkType_Array)
type = SkType_Array;
switch (type) {
case SkType_ARGB:
type = SkType_Int;
case SkType_Boolean:
case SkType_Int:
case SkType_MSec:
case SkType_Float:
SkASSERT(info->getCount() == 1);
if (info->fType != SkType_MemberProperty && info->fType != SkType_MemberFunction)
value->fOperand.fS32 = *(int32_t*) info->memberData(displayable); // OK for SkScalar too
if (type == SkType_MSec) {
value->fOperand.fScalar = SkScalarDiv((SkScalar) value->fOperand.fS32, 1000); // dividing two ints is the same as dividing two scalars
type = SkType_Float;
}
break;
case SkType_String: {
SkString* displayableString;
if (info->fType != SkType_MemberProperty && info->fType != SkType_MemberFunction) {
info->getString(displayable, &displayableString);
value->fOperand.fString = new SkString(*displayableString);
}
} break;
case SkType_Array: {
SkASSERT(info->fType != SkType_MemberProperty); // !!! incomplete
SkTDOperandArray* displayableArray = (SkTDOperandArray*) info->memberData(displayable);
if (displayable->getType() == SkType_Array) {
SkDisplayArray* typedArray = (SkDisplayArray*) displayable;
original = typedArray->values.getType();
}
SkASSERT(original != SkType_Unknown);
SkTypedArray* array = value->fOperand.fArray = new SkTypedArray(original);
engine->track(array);
int count = displayableArray->count();
if (count > 0) {
array->setCount(count);
memcpy(array->begin(), displayableArray->begin(), count * sizeof(SkOperand));
}
} break;
default:
SkASSERT(0); // unimplemented
}
value->fType = type;
return true;
}
void SkActive::create(SkADrawable* drawable, SkMSec time) {
fApply.fLastTime = time;
fApply.refresh(fMaker);
for (int index = 0; index < fAnimators.count(); index++) {
SkAnimateBase* animate = fAnimators[index];
SkOperandInterpolator& interpolator = *fInterpolators[index];
int count = animate->components();
if (animate->formula.size() > 0) {
SkTDOperandArray values;
values.setCount(count);
SkDEBUGCODE(bool success = ) animate->fFieldInfo->setValue(fMaker, &values, 0, 0, NULL,
animate->getValuesType(), animate->formula);
SkASSERT(success);
fApply.applyValues(index, values.begin(), count, animate->getValuesType(), time);
} else {
bool SkActive::immediate(bool enable) {
SkMSec time = 0;
bool result = false;
SkDrawable* drawable = fApply.scope;
SkMSec final = fMaxTime;
do {
bool applied = fAnimators.count() == 0;
fApply.fLastTime = time;
fApply.refresh(fMaker);
for (int index = 0; index < fAnimators.count(); index++) {
SkAnimateBase* animate = fAnimators[index];
SkState& state = fState[index];
if (state.fMode != SkApply::kMode_immediate)
continue;
if (state.fBegin > time)
continue;
if (time > state.fBegin + state.fDuration)
continue;
applied = true;
SkOperandInterpolator& interpolator = *fInterpolators[index];
int count = animate->components();
if (animate->formula.size() > 0) {
SkTDOperandArray values;
values.setCount(count);
bool success = animate->fFieldInfo->setValue(fMaker, &values, 0, 0, NULL,
animate->getValuesType(), animate->formula);
SkASSERT(success);
fApply.applyValues(index, values.begin(), count, animate->getValuesType(), time);
} else {
SkAutoSTMalloc<16, SkOperand> values(count);
interpolator.timeToValues(time, values.get());
fApply.applyValues(index, values.get(), count, animate->getValuesType(), time);
}
}
if (enable)
drawable->enable(fMaker);
else if (applied)
result |= drawable->draw(fMaker);
time += SK_MSec1;
} while (time <= final);
return result;
}
SkDisplayable* SkDisplayable::deepCopy(SkAnimateMaker* maker) {
SkDisplayTypes type = getType();
if (type == SkType_Unknown) {
SkASSERT(0);
return NULL;
}
SkDisplayable* copy = SkDisplayType::CreateInstance(maker, type);
int index = -1;
int propIndex = 0;
const SkMemberInfo* info;
do {
info = copy->getMember(++index);
if (info == NULL)
break;
if (info->fType == SkType_MemberProperty) {
SkScriptValue value;
if (getProperty(propIndex, &value))
copy->setProperty(propIndex, value);
propIndex++;
continue;
}
if (info->fType == SkType_MemberFunction)
continue;
if (info->fType == SkType_Array) {
SkTDOperandArray* array = (SkTDOperandArray*) info->memberData(this);
int arrayCount;
if (array == NULL || (arrayCount = array->count()) == 0)
continue;
SkTDOperandArray* copyArray = (SkTDOperandArray*) info->memberData(copy);
copyArray->setCount(arrayCount);
SkDisplayTypes elementType;
if (type == SkType_Array) {
SkDisplayArray* dispArray = (SkDisplayArray*) this;
elementType = dispArray->values.getType();
} else
elementType = info->arrayType();
size_t elementSize = SkMemberInfo::GetSize(elementType);
size_t byteSize = elementSize * arrayCount;
memcpy(copyArray->begin(), array->begin(), byteSize);
continue;
}
if (SkDisplayType::IsDisplayable(maker, info->fType)) {
SkDisplayable** displayable = (SkDisplayable**) info->memberData(this);
if (*displayable == NULL || *displayable == (SkDisplayable*) -1)
continue;
SkDisplayable* deeper = (*displayable)->deepCopy(maker);
info->setMemberData(copy, deeper, sizeof(deeper));
continue;
}
if (info->fType == SkType_String || info->fType == SkType_DynamicString) {
SkString* string;
info->getString(this, &string);
info->setString(copy, string);
continue;
}
void* data = info->memberData(this);
size_t size = SkMemberInfo::GetSize(info->fType);
info->setMemberData(copy, data, size);
} while (true);
copy->dirty();
return copy;
}
void SkDisplayable::dumpAttrs(SkAnimateMaker* maker) {
SkDisplayTypes type = getType();
if (type == SkType_Unknown) {
//SkDebugf("/>\n");
return;
}
SkDisplayable* blankCopy = SkDisplayType::CreateInstance(maker, type);
int index = -1;
int propIndex = 0;
const SkMemberInfo* info;
const SkMemberInfo* blankInfo;
SkScriptValue value;
SkScriptValue blankValue;
SkOperand values[2];
SkOperand blankValues[2];
do {
info = this->getMember(++index);
if (NULL == info) {
//SkDebugf("\n");
break;
}
if (SkType_MemberProperty == info->fType) {
if (getProperty(propIndex, &value)) {
blankCopy->getProperty(propIndex, &blankValue);
//last two are dummies
dumpValues(info, value.fType, value.fOperand, blankValue.fOperand, value.fOperand, blankValue.fOperand);
}
propIndex++;
continue;
}
if (SkDisplayType::IsDisplayable(maker, info->fType)) {
continue;
}
if (info->fType == SkType_MemberFunction)
continue;
if (info->fType == SkType_Array) {
SkTDOperandArray* array = (SkTDOperandArray*) info->memberData(this);
int arrayCount;
if (array == NULL || (arrayCount = array->count()) == 0)
continue;
SkDisplayTypes elementType;
if (type == SkType_Array) {
SkDisplayArray* dispArray = (SkDisplayArray*) this;
elementType = dispArray->values.getType();
} else
elementType = info->arrayType();
bool firstElem = true;
SkDebugf("%s=\"[", info->fName);
for (SkOperand* op = array->begin(); op < array->end(); op++) {
if (!firstElem) SkDebugf(",");
switch (elementType) {
case SkType_Displayable:
SkDebugf("%s", op->fDisplayable->id);
break;
case SkType_Int:
SkDebugf("%d", op->fS32);
break;
case SkType_Float:
#ifdef SK_CAN_USE_FLOAT
SkDebugf("%g", SkScalarToFloat(op->fScalar));
#else
SkDebugf("%x", op->fScalar);
#endif
break;
case SkType_String:
case SkType_DynamicString:
SkDebugf("%s", op->fString->c_str());
break;
default:
break;
}
firstElem = false;
}
SkDebugf("]\" ");
continue;
}
if (info->fType == SkType_String || info->fType == SkType_DynamicString) {
SkString* string;
info->getString(this, &string);
if (string->isEmpty() == false)
SkDebugf("%s=\"%s\"\t", info->fName, string->c_str());
continue;
}
blankInfo = blankCopy->getMember(index);
int i = info->fCount;
info->getValue(this, values, i);
blankInfo->getValue(blankCopy, blankValues, i);
dumpValues(info, info->fType, values[0], blankValues[0], values[1], blankValues[1]);
} while (true);
delete blankCopy;
}