124 lines
4.0 KiB
C++
124 lines
4.0 KiB
C++
/* Copyright (C) 2015 Wildfire Games.
|
|
* This file is part of 0 A.D.
|
|
*
|
|
* 0 A.D. is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* 0 A.D. is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "precompiled.h"
|
|
|
|
#include "ScriptComponent.h"
|
|
|
|
#include "simulation2/serialization/ISerializer.h"
|
|
#include "simulation2/serialization/IDeserializer.h"
|
|
|
|
CComponentTypeScript::CComponentTypeScript(ScriptInterface& scriptInterface, JS::HandleValue instance) :
|
|
m_ScriptInterface(scriptInterface), m_Instance(scriptInterface.GetJSRuntime(), instance)
|
|
{
|
|
// Cache the property detection for efficiency
|
|
JSContext* cx = m_ScriptInterface.GetContext();
|
|
JSAutoRequest rq(cx);
|
|
|
|
m_HasCustomSerialize = m_ScriptInterface.HasProperty(m_Instance, "Serialize");
|
|
m_HasCustomDeserialize = m_ScriptInterface.HasProperty(m_Instance, "Deserialize");
|
|
|
|
m_HasNullSerialize = false;
|
|
if (m_HasCustomSerialize)
|
|
{
|
|
JS::RootedValue val(cx);
|
|
if (m_ScriptInterface.GetProperty(m_Instance, "Serialize", &val) && val.isNull())
|
|
m_HasNullSerialize = true;
|
|
}
|
|
}
|
|
|
|
void CComponentTypeScript::Init(const CParamNode& paramNode, entity_id_t ent)
|
|
{
|
|
m_ScriptInterface.SetProperty(m_Instance, "entity", (int)ent, true, false);
|
|
m_ScriptInterface.SetProperty(m_Instance, "template", paramNode, true, false);
|
|
m_ScriptInterface.CallFunctionVoid(m_Instance, "Init");
|
|
}
|
|
|
|
void CComponentTypeScript::Deinit()
|
|
{
|
|
m_ScriptInterface.CallFunctionVoid(m_Instance, "Deinit");
|
|
}
|
|
|
|
void CComponentTypeScript::HandleMessage(const CMessage& msg, bool global)
|
|
{
|
|
JSContext* cx = m_ScriptInterface.GetContext();
|
|
JSAutoRequest rq(cx);
|
|
|
|
const char* name = global ? msg.GetScriptGlobalHandlerName() : msg.GetScriptHandlerName();
|
|
|
|
JS::RootedValue msgVal(cx, msg.ToJSValCached(m_ScriptInterface));
|
|
|
|
if (!m_ScriptInterface.CallFunctionVoid(m_Instance, name, msgVal))
|
|
LOGERROR("Script message handler %s failed", name);
|
|
}
|
|
|
|
void CComponentTypeScript::Serialize(ISerializer& serialize)
|
|
{
|
|
// If the component set Serialize = null, then do no work here
|
|
if (m_HasNullSerialize)
|
|
return;
|
|
|
|
JSContext* cx = m_ScriptInterface.GetContext();
|
|
JSAutoRequest rq(cx);
|
|
|
|
// Support a custom "Serialize" function, which returns a new object that will be
|
|
// serialized instead of the component itself
|
|
if (m_HasCustomSerialize)
|
|
{
|
|
JS::RootedValue val(cx);
|
|
if (!m_ScriptInterface.CallFunction(m_Instance, "Serialize", &val))
|
|
LOGERROR("Script Serialize call failed");
|
|
serialize.ScriptVal("object", &val);
|
|
}
|
|
else
|
|
{
|
|
serialize.ScriptVal("object", &m_Instance);
|
|
}
|
|
}
|
|
|
|
void CComponentTypeScript::Deserialize(const CParamNode& paramNode, IDeserializer& deserialize, entity_id_t ent)
|
|
{
|
|
JSContext* cx = m_ScriptInterface.GetContext();
|
|
JSAutoRequest rq(cx);
|
|
|
|
m_ScriptInterface.SetProperty(m_Instance, "entity", (int)ent, true, false);
|
|
m_ScriptInterface.SetProperty(m_Instance, "template", paramNode, true, false);
|
|
|
|
// Support a custom "Deserialize" function, to which we pass the deserialized data
|
|
// instead of automatically adding the deserialized properties onto the object
|
|
if (m_HasCustomDeserialize)
|
|
{
|
|
JS::RootedValue val(cx);
|
|
|
|
// If Serialize = null, we'll still call Deserialize but with undefined argument
|
|
if (!m_HasNullSerialize)
|
|
deserialize.ScriptVal("object", &val);
|
|
|
|
if (!m_ScriptInterface.CallFunctionVoid(m_Instance, "Deserialize", val))
|
|
LOGERROR("Script Deserialize call failed");
|
|
}
|
|
else
|
|
{
|
|
if (!m_HasNullSerialize)
|
|
{
|
|
// Use ScriptObjectAppend so we don't lose the carefully-constructed
|
|
// prototype/parent of this object
|
|
deserialize.ScriptObjectAppend("object", m_Instance);
|
|
}
|
|
}
|
|
}
|