Handle<Value> JsEngine::AnyToV8(jsvalue v, int32_t contextId)
{
if (v.type == JSVALUE_TYPE_EMPTY) {
return Handle<Value>();
}
if (v.type == JSVALUE_TYPE_NULL) {
return Null();
}
if (v.type == JSVALUE_TYPE_BOOLEAN) {
return Boolean::New(v.value.i32);
}
if (v.type == JSVALUE_TYPE_INTEGER) {
return Int32::New(v.value.i32);
}
if (v.type == JSVALUE_TYPE_NUMBER) {
return Number::New(v.value.num);
}
if (v.type == JSVALUE_TYPE_STRING) {
return String::New(v.value.str);
}
if (v.type == JSVALUE_TYPE_DATE) {
return Date::New(v.value.num);
}
// Arrays are converted to JS native arrays.
if (v.type == JSVALUE_TYPE_ARRAY) {
Local<Array> a = Array::New(v.length);
for(int i = 0; i < v.length; i++) {
a->Set(i, AnyToV8(v.value.arr[i], contextId));
}
return a;
}
// This is an ID to a managed object that lives inside the JsContext keep-alive
// cache. We just wrap it and the pointer to the engine inside an External. A
// managed error is still a CLR object so it is wrapped exactly as a normal
// managed object.
if (v.type == JSVALUE_TYPE_MANAGED || v.type == JSVALUE_TYPE_MANAGED_ERROR) {
ManagedRef* ref = new ManagedRef(this, contextId, v.length);
Local<Object> object = (*(managed_template_))->InstanceTemplate()->NewInstance();
if (object.IsEmpty()) {
return Null();
}
Persistent<Object> persistent = Persistent<Object>::New(object);
persistent->SetInternalField(0, External::New(ref));
persistent.MakeWeak(NULL, managed_destroy);
return persistent;
}
return Null();
}
bool ScriptSystem::RemoveFromComponentMap(dtEntity::ComponentType ct, dtEntity::EntityId eid)
{
ComponentMap::iterator it = mComponentMap.find(std::make_pair(ct, eid));
if(it == mComponentMap.end())
{
return false;
}
HandleScope scope;
Persistent<Object> obj = it->second;
assert(!obj.IsEmpty() && obj->IsObject());
// invalidate component wrapper
obj->SetInternalField(0, External::New(0));
obj.Dispose();
mComponentMap.erase(it);
V8::AdjustAmountOfExternalAllocatedMemory(-(int)sizeof(dtEntity::Component));
return true;
}
Image *Image::CreateFromFile(const char *file)
{
ce::Image *baseImage = ce::Image::CreateFromFile(file);
if(!baseImage)
return 0;
Image *image = new Image();
image->m_image = baseImage;
Handle<ObjectTemplate> objectTemplate = ObjectTemplate::New();
objectTemplate->SetInternalFieldCount(1);
HandleScope handleScope;
Persistent<Object> instance = Persistent<Object>::New(objectTemplate->NewInstance());
instance->SetInternalField(0, External::New(image));
image->m_instance = instance;
return image;
}
