functions_conversation.cpp

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos 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 3
 * of the License, or (at your option) any later version.
 *
 * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#include "src/common/util.h"

#include "src/aurora/talkman.h"

#include "src/aurora/nwscript/functioncontext.h"

#include "src/engines/nwn/game.h"
#include "src/engines/nwn/module.h"
#include "src/engines/nwn/objectcontainer.h"
#include "src/engines/nwn/object.h"
#include "src/engines/nwn/creature.h"

#include "src/engines/nwn/script/functions.h"

namespace Engines {

namespace NWN {

void Functions::speakString(Aurora::NWScript::FunctionContext &ctx) {
    NWN::Object *object = NWN::ObjectContainer::toObject(ctx.getCaller());

    if (object)
        object->speakString(ctx.getParams()[0].getString(), ctx.getParams()[1].getInt());
}

void Functions::speakStringByStrRef(Aurora::NWScript::FunctionContext &ctx) {
    NWN::Object *object = NWN::ObjectContainer::toObject(ctx.getCaller());
    if (!object)
        return;

    // TODO: Volume
    const uint32 strRef = (uint32) ctx.getParams()[0].getInt();
    const uint32 volume = (uint32) ctx.getParams()[1].getInt();

    object->speakString(TalkMan.getString(strRef).c_str(), volume);
}

void Functions::speakOneLinerConversation(Aurora::NWScript::FunctionContext &ctx) {
    NWN::Object *object = NWN::ObjectContainer::toObject(ctx.getCaller());
    if (!object)
        return;

    const Common::UString &dlg = ctx.getParams()[0].getString();
    NWN::Object *tokenTarget = NWN::ObjectContainer::toObject(getParamObject(ctx, 1));

    object->speakOneLiner(dlg, tokenTarget);
}

void Functions::beginConversation(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = 0;

    // Get the script object parameters
    Aurora::NWScript::Object *obj1 = ctx.getCaller();
    Aurora::NWScript::Object *obj2 = getParamObject(ctx, 1);
    if (!obj2)
        obj2 = ctx.getTriggerer();
    if (!obj2)
        obj2 = _game->getModule().getPC();

    // Try to convert them to an NWN Creature and Object
    NWN::Creature *pc     = NWN::ObjectContainer::toPC(obj2);
    NWN::Object   *object = NWN::ObjectContainer::toObject(obj1);

    // Try the other way round, if necessary
    if (!pc || !object) {
        pc     = NWN::ObjectContainer::toPC(obj1);
        object = NWN::ObjectContainer::toObject(obj2);
    }

    // Fail
    if (!pc || !object)
        return;

    if (object->getPCSpeaker()) {
        if (object->getPCSpeaker() != pc) {
            Creature *otherPC = NWN::ObjectContainer::toPC(object->getPCSpeaker());

            warning("Functions::beginConversation(): "
                    "Object \"%s\" already in conversation with PC \"%s\"",
                    object->getTag().c_str(), otherPC ? otherPC->getName().c_str() : "");
            return;
        }
    }

    Common::UString conversation = ctx.getParams()[0].getString();
    if (conversation.empty())
        conversation = object->getConversation();

    ctx.getReturn() = _game->getModule().startConversation(conversation, *pc, *object);
}

void Functions::getPCSpeaker(Aurora::NWScript::FunctionContext &ctx) {
    Aurora::NWScript::Object *speaker = 0;

    NWN::Object *object = NWN::ObjectContainer::toObject(ctx.getCaller());
    if (object)
        speaker = object->getPCSpeaker();

    ctx.getReturn() = speaker;
}

void Functions::getLastSpeaker(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = (Aurora::NWScript::Object *) 0;

    unimplementedFunction(ctx);
}

void Functions::isInConversation(Aurora::NWScript::FunctionContext &ctx) {
    NWN::Object *object = NWN::ObjectContainer::toObject(getParamObject(ctx, 0));

    ctx.getReturn() = object ? (object->getPCSpeaker() != 0) : 0;
}

void Functions::getListenPatternNumber(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = -1;

    unimplementedFunction(ctx);
}

} // End of namespace NWN

} // End of namespace Engines