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https://gitea.wildfiregames.com/0ad/0ad
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4fed9b8242
Merge from 22b478ffed8d. Pure scripted interface definitions. Entity creation from scripts. Improved messaging system. Messages on entity deletion. Basic player entities. Player ownership. Bug fixes. This was SVN commit r7281.
80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
/* Copyright (C) 2010 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "ScriptComponent.h"
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#include "simulation2/serialization/ISerializer.h"
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#include "simulation2/serialization/IDeserializer.h"
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CComponentTypeScript::CComponentTypeScript(ScriptInterface& scriptInterface, jsval instance) :
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m_ScriptInterface(scriptInterface), m_Instance(instance)
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{
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debug_assert(instance);
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m_ScriptInterface.AddRoot(&m_Instance, "CComponentTypeScript.m_Instance");
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}
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CComponentTypeScript::~CComponentTypeScript()
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{
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m_ScriptInterface.RemoveRoot(&m_Instance);
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}
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void CComponentTypeScript::Init(const CSimContext& UNUSED(context), const CParamNode& paramNode, entity_id_t ent)
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{
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m_ScriptInterface.SetProperty(m_Instance, "entity", (int)ent, true);
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m_ScriptInterface.SetProperty(m_Instance, "template", paramNode, true);
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m_ScriptInterface.CallFunctionVoid(m_Instance, "Init");
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}
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void CComponentTypeScript::Deinit(const CSimContext& UNUSED(context))
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{
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m_ScriptInterface.CallFunctionVoid(m_Instance, "Deinit");
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}
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void CComponentTypeScript::HandleMessage(const CSimContext& UNUSED(context), const CMessage& msg, bool global)
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{
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const char* name = global ? msg.GetScriptGlobalHandlerName() : msg.GetScriptHandlerName();
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CScriptVal msgVal = msg.ToJSVal(m_ScriptInterface);
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// TODO: repeated conversions are exceedingly inefficient. Should
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// cache this once per message (if it's used by >= 1 scripted component)
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if (!m_ScriptInterface.CallFunctionVoid(m_Instance, name, msgVal))
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LOGERROR(L"Script message handler %hs failed", name);
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}
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void CComponentTypeScript::Serialize(ISerializer& serialize)
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{
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serialize.ScriptVal("object", m_Instance);
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// TODO: it should be possible for scripts to provide their own (de)serialization
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// functions, for efficiency. (e.g. "function Serialize() { return a JS object containing
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// just the important state for this component }")
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// Or alternatively perhaps just have a way to mark certain fields as transient,
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// and a post-deserialize callback to reinitialise them.
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}
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void CComponentTypeScript::Deserialize(const CSimContext& UNUSED(context), const CParamNode& paramNode, IDeserializer& deserialize, entity_id_t ent)
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{
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// Use ScriptObjectAppend so we don't lose the carefully-constructed
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// prototype/parent of this object
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deserialize.ScriptObjectAppend(m_Instance);
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m_ScriptInterface.SetProperty(m_Instance, "entity", (int)ent, true);
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m_ScriptInterface.SetProperty(m_Instance, "template", paramNode, true);
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}
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