void SkDisplayEvent::populateInput(SkAnimateMaker& maker, const SkEvent& fEvent) {
const SkMetaData& meta = fEvent.getMetaData();
SkMetaData::Iter iter(meta);
SkMetaData::Type type;
int number;
const char* name;
while ((name = iter.next(&type, &number)) != NULL) {
if (name[0] == '\0')
continue;
SkDisplayable* displayable;
SkInput* input;
for (int index = 0; index < fChildren.count(); index++) {
displayable = fChildren[index];
if (displayable->getType() != SkType_Input)
continue;
input = (SkInput*) displayable;
if (input->name.equals(name))
goto found;
}
if (!maker.find(name, &displayable) || displayable->getType() != SkType_Input)
continue;
input = (SkInput*) displayable;
found:
switch (type) {
case SkMetaData::kS32_Type:
meta.findS32(name, &input->fInt);
break;
case SkMetaData::kScalar_Type:
meta.findScalar(name, &input->fFloat);
break;
case SkMetaData::kPtr_Type:
SkASSERT(0);
break; // !!! not handled for now
case SkMetaData::kString_Type:
input->string.set(meta.findString(name));
break;
default:
SkASSERT(0);
}
}
// re-evaluate all animators that may have built their values from input strings
for (SkDisplayable** childPtr = fChildren.begin(); childPtr < fChildren.end(); childPtr++) {
SkDisplayable* displayable = *childPtr;
if (displayable->isApply() == false)
continue;
SkApply* apply = (SkApply*) displayable;
apply->refresh(maker);
}
}
void SkAnimateMaker::loadMovies() {
for (SkDisplayable** dispPtr = fMovies.begin(); dispPtr < fMovies.end(); dispPtr++) {
SkDisplayable* displayable = *dispPtr;
SkASSERT(displayable->getType() == SkType_Movie);
SkDisplayMovie* movie = (SkDisplayMovie*) displayable;
SkAnimateMaker* movieMaker = movie->fMovie.fMaker;
movieMaker->fEvents.doEvent(*movieMaker, SkDisplayEvent::kOnload, NULL);
movieMaker->fEvents.removeEvent(SkDisplayEvent::kOnload, NULL);
movieMaker->loadMovies();
}
}
bool SkAnimatorScript::Unbox(void* m, SkScriptValue* scriptValue) {
SkAnimateMaker* maker = (SkAnimateMaker*) m;
SkASSERT((unsigned) scriptValue->fType == (unsigned) SkType_Displayable);
SkDisplayable* displayable = (SkDisplayable*) scriptValue->fOperand.fObject;
SkDisplayTypes type = displayable->getType();
switch (displayable->getType()) {
case SkType_Array: {
SkDisplayArray* boxedValue = (SkDisplayArray*) displayable;
scriptValue->fOperand.fArray = &boxedValue->values;
} break;
case SkType_Boolean: {
SkDisplayBoolean* boxedValue = (SkDisplayBoolean*) displayable;
scriptValue->fOperand.fS32 = boxedValue->value;
} break;
case SkType_Int: {
SkDisplayInt* boxedValue = (SkDisplayInt*) displayable;
scriptValue->fOperand.fS32 = boxedValue->value;
} break;
case SkType_Float: {
SkDisplayFloat* boxedValue = (SkDisplayFloat*) displayable;
scriptValue->fOperand.fScalar = boxedValue->value;
} break;
case SkType_String: {
SkDisplayString* boxedValue = (SkDisplayString*) displayable;
scriptValue->fOperand.fString = SkNEW_ARGS(SkString, (boxedValue->value));
} break;
default: {
const char* id = NULL;
bool success = maker->findKey(displayable, &id);
SkASSERT(success);
scriptValue->fOperand.fString = SkNEW_ARGS(SkString, (id));
type = SkType_String;
}
}
scriptValue->fType = type;
return true;
}
bool SkDisplayXMLParser::onStartElementLen(const char name[], size_t len) {
fCurrDisplayable = NULL; // init so we'll ignore attributes if we exit early
if (strncasecmp(name, "screenplay", len) == 0) {
fInSkia = true;
if (fInInclude == false)
fMaker.idsSet(name, len, &fMaker.fScreenplay);
return false;
}
if (fInSkia == false)
return false;
SkDisplayable* displayable = fMaker.createInstance(name, len);
if (displayable == NULL) {
fError->setNoun(name, len);
fError->setCode(SkXMLParserError::kUnknownElement);
return true;
}
SkDisplayTypes type = displayable->getType();
Parent record = { displayable, type };
*fParents.append() = record;
if (fParents.count() == 1)
fMaker.childrenAdd(displayable);
else {
Parent* parent = fParents.end() - 2;
if (displayable->setParent(parent->fDisplayable)) {
fError->setNoun(name, len);
getError()->setCode(SkDisplayXMLParserError::kParentElementCantContain);
return true;
}
}
// set these for subsequent calls to addAttribute()
fCurrDisplayable = displayable;
fCurrType = type;
return false;
}
bool SkDisplayXMLParser::onAddAttributeLen(const char attrName[], const char attrValue[],
size_t attrValueLen)
{
if (fCurrDisplayable == NULL) // this signals we should ignore attributes for this element
return strncmp(attrName, "xmlns", sizeof("xmlns") - 1) != 0;
SkDisplayable* displayable = fCurrDisplayable;
SkDisplayTypes type = fCurrType;
if (strcmp(attrName, "id") == 0) {
if (fMaker.find(attrValue, attrValueLen, NULL)) {
fError->setNoun(attrValue, attrValueLen);
fError->setCode(SkXMLParserError::kDuplicateIDs);
return true;
}
#ifdef SK_DEBUG
displayable->_id.set(attrValue, attrValueLen);
displayable->id = displayable->_id.c_str();
#endif
fMaker.idsSet(attrValue, attrValueLen, displayable);
int parentIndex = fParents.count() - 1;
if (parentIndex > 0) {
SkDisplayable* parent = fParents[parentIndex - 1].fDisplayable;
parent->setChildHasID();
}
return false;
}
const char* name = attrName;
const SkMemberInfo* info = SkDisplayType::GetMember(&fMaker, type, &name);
if (info == NULL) {
fError->setNoun(name);
fError->setCode(SkXMLParserError::kUnknownAttributeName);
return true;
}
if (info->setValue(fMaker, NULL, 0, info->getCount(), displayable, info->getType(), attrValue,
attrValueLen))
return false;
if (fMaker.fError.hasError()) {
fError->setNoun(attrValue, attrValueLen);
return true;
}
SkDisplayable* ref = NULL;
if (fMaker.find(attrValue, attrValueLen, &ref) == false) {
ref = fMaker.createInstance(attrValue, attrValueLen);
if (ref == NULL) {
fError->setNoun(attrValue, attrValueLen);
fError->setCode(SkXMLParserError::kErrorInAttributeValue);
return true;
} else
fMaker.helperAdd(ref);
}
if (info->fType != SkType_MemberProperty) {
fError->setNoun(name);
fError->setCode(SkXMLParserError::kUnknownAttributeName);
return true;
}
SkScriptValue scriptValue;
scriptValue.fOperand.fDisplayable = ref;
scriptValue.fType = ref->getType();
displayable->setProperty(info->propertyIndex(), scriptValue);
return false;
}
SkElementType SkAnimator::getElementType(const SkDisplayable* ae) {
SkDisplayable* element = (SkDisplayable*) ae;
const SkMemberInfo* info = SkDisplayType::GetMembers(fMaker, element->getType(), nullptr);
return (SkElementType) SkDisplayType::Find(fMaker, info);
}
JSBool SkJSDisplayable::SetProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
if (JSVAL_IS_INT(id) == 0)
return JS_TRUE;
SkJSDisplayable *p = (SkJSDisplayable *) JS_GetPrivate(cx, obj);
SkDisplayable* displayable = p->fDisplayable;
SkDisplayTypes displayableType = displayable->getType();
int members;
const SkMemberInfo* info = SkDisplayType::GetMembers(NULL /* fMaker */, displayableType, &members);
int idIndex = JSVAL_TO_INT(id);
SkASSERT(idIndex >= 0 && idIndex < members);
info = &info[idIndex];
SkDisplayTypes infoType = info->getType();
SkScalar scalar = 0;
S32 s32 = 0;
SkString string;
JSString* str;
jsval value = *vp;
switch (infoType) {
case SkType_Boolean:
s32 = JSVAL_TO_BOOLEAN(value);
break;
case SkType_Color:
case SkType_S32:
s32 = JSVAL_TO_INT(value);
break;
case SkType_Scalar:
if (JSVAL_IS_INT(value))
scalar = SkIntToScalar(JSVAL_TO_INT(value));
else {
SkASSERT(JSVAL_IS_DOUBLE(value));
#ifdef SK_SCALAR_IS_FLOAT
scalar = (float) *(double*) JSVAL_TO_DOUBLE(value);
#else
scalar = (SkFixed) (*(double*)JSVAL_TO_DOUBLE(value) * 65536.0);
#endif
}
break;
case SkType_String:
str = JS_ValueToString(cx, value);
string.set(JS_GetStringBytes(str));
break;
default:
SkASSERT(0); // !!! unimplemented
}
if (info->fType == SkType_MemberProperty) {
switch (infoType) {
case SkType_Scalar: {
SkScriptValue scriptValue;
scriptValue.fType = SkType_Scalar;
scriptValue.fOperand.fScalar = scalar;
displayable->setProperty(-1 - (int) info->fOffset, scriptValue);
} break;
default:
SkASSERT(0); // !!! unimplemented
}
} else {
SkASSERT(info->fCount == 1);
switch (infoType) {
case SkType_Boolean:
case SkType_Color:
case SkType_S32:
s32 = *(S32*) ((const char*) displayable + info->fOffset);
break;
case SkType_String:
info->setString(displayable, &string);
break;
case SkType_Scalar:
SkOperand operand;
operand.fScalar = scalar;
info->setValue(displayable, &operand, 1);
break;
default:
SkASSERT(0); // !!! unimplemented
}
}
return JS_TRUE;
}
JSBool SkJSDisplayable::GetProperty(JSContext *cx, JSObject *obj, jsval id,
jsval *vp)
{
if (JSVAL_IS_INT(id) == 0)
return JS_TRUE;
SkJSDisplayable *p = (SkJSDisplayable *) JS_GetPrivate(cx, obj);
SkDisplayable* displayable = p->fDisplayable;
SkDisplayTypes displayableType = displayable->getType();
int members;
const SkMemberInfo* info = SkDisplayType::GetMembers(NULL /* fMaker */, displayableType, &members);
int idIndex = JSVAL_TO_INT(id);
SkASSERT(idIndex >= 0 && idIndex < members);
info = &info[idIndex];
SkDisplayTypes infoType = (SkDisplayTypes) info->fType;
SkScalar scalar = 0;
S32 s32 = 0;
SkString* string= NULL;
JSString *str;
if (infoType == SkType_MemberProperty) {
infoType = info->propertyType();
switch (infoType) {
case SkType_Scalar: {
SkScriptValue scriptValue;
bool success = displayable->getProperty(info->propertyIndex(), &scriptValue);
SkASSERT(scriptValue.fType == SkType_Scalar);
scalar = scriptValue.fOperand.fScalar;
} break;
default:
SkASSERT(0); // !!! unimplemented
}
} else {
SkASSERT(info->fCount == 1);
switch (infoType) {
case SkType_Boolean:
case SkType_Color:
case SkType_S32:
s32 = *(S32*) info->memberData(displayable);
break;
case SkType_String:
info->getString(displayable, &string);
break;
case SkType_Scalar:
SkOperand operand;
info->getValue(displayable, &operand, 1);
scalar = operand.fScalar;
break;
default:
SkASSERT(0); // !!! unimplemented
}
}
switch (infoType) {
case SkType_Boolean:
*vp = BOOLEAN_TO_JSVAL(s32);
break;
case SkType_Color:
case SkType_S32:
*vp = INT_TO_JSVAL(s32);
break;
case SkType_Scalar:
if (SkScalarFraction(scalar) == 0)
*vp = INT_TO_JSVAL(SkScalarFloor(scalar));
else
#ifdef SK_SCALAR_IS_FLOAT
*vp = DOUBLE_TO_JSVAL(scalar);
#else
*vp = DOUBLE_TO_JSVAL(scalar / 65536.0f );
#endif
break;
case SkType_String:
str = JS_NewStringCopyN(cx, string->c_str(), string->size());
*vp = STRING_TO_JSVAL(str);
break;
default:
SkASSERT(0); // !!! unimplemented
}
return JS_TRUE;
}
