functions_event.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/nwscript/functioncontext.h"
#include "src/aurora/nwscript/variablecontainer.h"
#include "src/aurora/nwscript/enginetype.h"

#include "src/engines/dragonage/objectcontainer.h"
#include "src/engines/dragonage/event.h"

#include "src/engines/dragonage/script/functions.h"
#include "src/engines/dragonage/script/container.h"

namespace Engines {

namespace DragonAge {

void Functions::getCurrentEvent(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = (const Aurora::NWScript::EngineType *) 0;

    Aurora::NWScript::VariableContainer *env = ctx.getCurrentEnvironment();
    if (!env || !env->hasVariable("Event"))
        return;

    ctx.getReturn() = env->getVariable("Event");
}

void Functions::isEventValid(Aurora::NWScript::FunctionContext &ctx) {
    const Event *event = DragonAge::ObjectContainer::toEvent(ctx.getParams()[0].getEngineType());

    ctx.getReturn() = event && (event->getType() != kEventTypeInvalid);
}

void Functions::getEventType(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = (int32) kEventTypeInvalid;

    const Event *event = DragonAge::ObjectContainer::toEvent(ctx.getParams()[0].getEngineType());
    if (!event)
        return;

    ctx.getReturn() = (int32) event->getType();
}

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

    const Event *event = DragonAge::ObjectContainer::toEvent(ctx.getParams()[0].getEngineType());
    if (!event)
        return;

    ctx.getReturn() = event->getCreator();
}

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

    const Event *event = DragonAge::ObjectContainer::toEvent(ctx.getParams()[0].getEngineType());
    if (!event)
        return;

    ctx.getReturn() = event->getTarget();
}

void Functions::setEventType(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = ctx.getParams()[0].getEngineType();

    Event *event = DragonAge::ObjectContainer::toEvent(ctx.getReturn().getEngineType());
    if (!event)
        return;

    event->setType((EventType) ctx.getParams()[1].getInt());
}

void Functions::setEventCreator(Aurora::NWScript::FunctionContext &ctx) {
    ctx.getReturn() = ctx.getParams()[0].getEngineType();

    Event *event = DragonAge::ObjectContainer::toEvent(ctx.getReturn().getEngineType());
    if (!event)
        return;

    event->setCreator(ctx.getParams()[1].getObject());
}

void Functions::handleEvent(Aurora::NWScript::FunctionContext &ctx) {
    Event invalidEvent;

    Event *event = DragonAge::ObjectContainer::toEvent(ctx.getParams()[0].getEngineType());
    if (!event)
        event = &invalidEvent;

    // TODO: According to the Dragon Age wiki, "The maximum level of event rerouteing is 8".

    DragonAge::ScriptContainer::runScript(ctx.getParams()[1].getString(), *event);
}

} // End of namespace DragonAge

} // End of namespace Engines