CutsceneParser.cpp

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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
*/


#include "CutsceneParser.hpp"
#include "io/stream/InputStream.hpp"
#include "sim/sim.hpp"
#include "sim/schema/SimSchema.hpp"
#include "sim/script/Cutscene.hpp"
#include "sim/script/TimelineScript.hpp"
#include "sim/script/QuestGoal.hpp"
#include "comp/schema/CompSchema.hpp"
#include "comp/list/ObjectRepository.hpp"
#include "comp/list/ObjectList.hpp"
#include "sim/area/Area.hpp"
#include "sim/area/AreaManager.hpp"
#include "util/type/String.hpp"
#include "util/error/Log.hpp"
#include <cstring>
#include <cstdio>


namespace se_core {


    CutsceneParser
    ::CutsceneParser(ParseManager& parser)
        : Parser(parser, Parser::ENGINE, Parser::CUTSCENE, 1)  {
    }


    void CutsceneParser
    ::parse(InputStream& in) {
        String* name;
        Cutscene* cutscene = 0;

        int code = ' ';
        while((code = in.readInfoCode()) != 'Q') {
            //printf("Code: %c\n", code);
            switch(code) {
            case 'N': // Cutscene name
                name = new String();
                in.readString(*name);
                cutscene = new Cutscene(name);
                break;

            case 'O': // Actors owning (triggering) this cutscene
                readMultiOwner(in, cutscene);
                break;

            case 'M': // Actors that are members this cutscene
                readMultiMember(in, cutscene);
                break;

            case 'X': // Areas owning this cutscene
                readMultiArea(in, cutscene);
                break;

            case 'S': // Script
                readScript(in, cutscene->name(), 40);
                break;

            case 'Z': // Zero mode script
                readScript(in, cutscene->name(), 1);
                break;

            case 'A': // AFTER: QuestGoals that must be accomplished first
                readMultiQuest(in, cutscene->beforeTheseGoals());
                break;

            case 'B': // BEFORE: QuestGoals that must be accomplished after
                readMultiQuest(in, cutscene->afterTheseGoals());
                break;

            case 'R': // REWARD: QuestGoal that is rewarded
                name = new String();
                in.readString(*name);
                if(!QuestGoal::lookup(name->get())) {
                    cutscene->setQuestGoal(new QuestGoal(name));
                }
                else {
                    cutscene->setQuestGoal(QuestGoal::lookup(name->get()));
                    delete name;
                }
                break;

            default:
                LogFatal("Unsupported token");
                break;
            }
        }
    }


    void CutsceneParser
    ::readScript(InputStream& in, const char* cutsceneName, short trackerPosCount) {
        String* name;
        String* attribute;
        name = new String();
        in.readString(*name);
        char* fullname = new char[ strlen(cutsceneName) + strlen(name->get()) + 2 ];
        sprintf(fullname, "%s.%s", cutsceneName, name->get());
        //name->set(fullname);
        TimelineScript* script = new TimelineScript(fullname, trackerPosCount);
        int trackerPos = 0;
        int parameter = 0;
        name = new String();

        int code = 'X';
        while((code = in.readInfoCode()) != '/') {
            switch(code) {
            case 'C': // Command with no parameter
                trackerPos = in.readShort();
                in.readString(*name);
                script->addAction(trackerPos, name->get());
                break;

            case 'P': // Command with parameter
                trackerPos = in.readShort();
                in.readString(*name);
                parameter = in.readShort();
                script->addAction(trackerPos, name->get(), parameter);
                break;

            case 'A': // Command with attribute
                trackerPos = in.readShort();
                in.readString(*name);
                attribute = new String();
                in.readString(*attribute);
                script->addAction(trackerPos, name->get(), attribute);
                break;

            case 'B': // Command with attribute and parameter
                trackerPos = in.readShort();
                in.readString(*name);
                attribute = new String();
                in.readString(*attribute);
                parameter = in.readShort();
                script->addAction(trackerPos, name->get(), attribute, parameter);
                break;
            }
        }
        delete name;
    }


    void CutsceneParser
    ::readMultiQuest(InputStream& in, ObjectList& mgo) {
        String* name;
        int count = 0;
        for(;;) {
            name = new String();
            in.readString(*name);
            if(strcmp("/", name->get()) == 0) {
                delete name;
                break;
            }
            if(!CompSchema::objectRepository().has(QuestGoal::hash(got_QUEST_GOAL, name->get()))) {
                QuestGoal* g = new QuestGoal(name);
                mgo.add(*g);
            }
            else {
                mgo.add(*QuestGoal::lookup(name->get()));
                delete name;
            }
            ++count;
            AssertFatal(count > 10, "More than 10 quest goals, loop hangs?");
        }
    }


    void CutsceneParser
    ::readMultiOwner(InputStream& in, Cutscene* cutscene) {
        String* name;
        for(;;) {
            name = new String();
            in.readString(*name);
            if(strcmp("/", name->get()) == 0) {
                delete name;
                break;
            }
            //TODO:
            LogFatal("TODO");
            //SimSchema::thingManager().addCutscene(name->get(), cutscene);
            delete name;
        }
    }

    void CutsceneParser
    ::readMultiMember(InputStream& in, Cutscene* cutscene) {
        String* name;
        for(;;) {
            name = new String();
            in.readString(*name);
            if(strcmp("/", name->get()) == 0) {
                delete name;
                break;
            }
            //TODO:
            LogFatal("TODO");
            //SimSchema::thingManager().addCutsceneMembership(name->get(), cutscene);
            delete name;
        }
    }

    void CutsceneParser
    ::readMultiArea(InputStream& in, Cutscene* cutscene) {
        String* name;
        for(;;) {
            name = new String();
            in.readString(*name);
            if(strcmp("/", name->get()) == 0) {
                delete name;
                break;
            }
            //TODO:
            //SimSchema::areaManager.area(name->get())->multiSimObject(Area::MGOA_CUTSCENES).add(*cutscene);
            LogFatal("TODO");
            delete name;
        }
    }

}

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