ScriptComponent.hpp

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/*
SagaEngine library
Copyright (c) 2002-2006 Skalden Studio AS

This software is provided 'as-is', without any express or implied 
warranty. In no event will the authors be held liable for any 
damages arising from the use of this software.

Permission is granted to distribute the library under the terms of the 
Q Public License version 1.0. Be sure to read and understand the license
before using the library. It should be included here, or you may read it
at http://www.trolltech.com/products/qt/licenses/licensing/qpl

The original version of this library can be located at:
http://www.sagaengine.com/

Rune Myrland
rune@skalden.com
*/


#ifndef ScriptComponent_hpp
#define ScriptComponent_hpp

#include "sim_script.hpp"
#include "comp/Component.hpp"
#include "comp/Composite.hpp"
#include "../action/ActionComponent.hpp"
#include "../action/ActionFeed.hpp"
#include "../action/sim_action.hpp"
#include "../thing/sim_thing.hpp"
#include "util/type/all.hpp"

namespace se_core {
    class _SeCoreExport ScriptComponent : public Component, public ActionFeed {
    public:
        typedef ComponentPtr<ScriptComponent, sct_SCRIPT> Ptr;

        ScriptComponent(Composite* owner, ActionComponent* consumer);
        ScriptComponent(Composite* owner, const ComponentFactory* factory);

        virtual ~ScriptComponent();

        static ScriptComponent* get(Composite& composite) {
            ScriptComponent* c = static_cast<ScriptComponent*>(composite.component(se_core::sct_SCRIPT));
            return c;
        }

        static ScriptComponent* get(Component& component) {
            ScriptComponent* c = static_cast<ScriptComponent*>(component.owner()->component(se_core::sct_SCRIPT));
            return c;
        }

        //
        // Override from ActionFeed
        void nextAction(const ActionComponent& performer, int channel, ActionAndParameter& out);

        virtual void setActive(bool state);



        void pushScript(const Script* s);

        void pushScript(const char* name);

        void popScript();

        inline bool hasActiveScript() const {
            return scriptStack_[currentScript_] != 0;
        }

        inline const Script* script() const {
            return scriptStack_[currentScript_];
        }

        inline ScriptData* scriptData() {
            return scriptData_[currentScript_];
        }


        void clearScripts();

        void nextScriptAction(short channel, ActionAndParameter& aap);

        void setDefaultScript(const Script* s);

        void stopScript();

        void touch(void* param = 0);
        void touchDefault(void* param = 0);

        void feedbackEvent(const ActionComponent& source, int type);

    protected:
        void cleanup();
        short currentScript_;
        ActionComponent* consumer_;
        static const short SCRIPT_STACK_SIZE = 6;
        const Script* scriptStack_[SCRIPT_STACK_SIZE];
        ScriptData* scriptData_[SCRIPT_STACK_SIZE];
    };


}

#endif

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