TankWeapon.cpp

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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 2 of the License, or
//    (at your option) any later version.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#include <weapons/AccessoryStore.h>
#include <weapons/WeaponMoveTank.h>
#include <tank/TankWeapon.h>
#include <tank/TankContainer.h>
#include <tank/TankAccessories.h>
#include <target/TargetLife.h>
#include <engine/ScorchedContext.h>
#include <common/Defines.h>
#include <common/ChannelManager.h>
#ifndef S3D_SERVER
        #include <client/ScorchedClient.h>
        #include <client/ClientState.h>
        #include <landscape/Landscape.h>
#endif
#include <landscapemap/LandscapeMaps.h>
#include <landscapemap/MovementMap.h>
#include <lang/LangResource.h>

TankWeapon::TankWeapon(ScorchedContext &context) : 
        currentWeapon_(0), context_(context),
        tank_(0)
{
}

TankWeapon::~TankWeapon()
{
}

void TankWeapon::newMatch()
{
        setCurrentWeapon(0);
}

void TankWeapon::changed()
{
        if (!tank_->getAccessories().canUse(currentWeapon_) ||
                currentWeapon_ == 0)
        {
                setCurrentWeapon(0);
                std::list<Accessory *> &result =
                        tank_->getAccessories().getAllAccessoriesByGroup("weapon");
                std::list<Accessory *>::iterator itor;
                for (itor = result.begin();
                        itor != result.end();
                        itor++)
                {
                        if (tank_->getAccessories().canUse(*itor))
                        {
                                setWeapon(*itor);
                                break;
                        }
                }
        }
}

bool TankWeapon::setWeapon(Accessory *wp)
{
        if (tank_->getAccessories().canUse(wp))
        {
                setCurrentWeapon(wp);
                return true;
        }
        return false;
}

Accessory *TankWeapon::getCurrent()
{
        return currentWeapon_;
}

void TankWeapon::setCurrentWeapon(Accessory *wp)
{
#ifndef S3D_SERVER
        if (!context_.getServerMode())
        {
                // Only show this information on this tanks client
                if (ScorchedClient::instance()->getTankContainer().getCurrentDestinationId() ==
                        tank_->getDestinationId() &&
                        ScorchedClient::instance()->getGameState().getState() == ClientState::StatePlaying)
                {

                // Turn off fuel display (if any)
                if (currentWeapon_ && 
                        currentWeapon_->getPositionSelect() != Accessory::ePositionSelectNone)
                {
                        Landscape::instance()->restoreLandscapeTexture();
                }
                // Turn on selection display (if any)
                if (wp &&
                        wp->getPositionSelect() != Accessory::ePositionSelectNone)
                {
                        if (wp->getPositionSelect() == Accessory::ePositionSelectFuel)
                        {
                                WeaponMoveTank *moveWeapon = (WeaponMoveTank *)
                                        context_.getAccessoryStore().findAccessoryPartByAccessoryId(
                                                wp->getAccessoryId(), "WeaponMoveTank");
                                if (moveWeapon)
                                {
                                        MovementMap mmap(
                                                tank_, 
                                                context_);
                                        mmap.calculateAllPositions(mmap.getFuel(moveWeapon));
                                        mmap.movementTexture(); 
                                }
                        }
                        else if (wp->getPositionSelect() == Accessory::ePositionSelectFuelLimit)
                        {
                                MovementMap mmap(
                                        tank_, 
                                        context_);
                                mmap.calculateAllPositions(fixed(wp->getPositionSelectLimit()));
                                mmap.movementTexture(); 
                        }
                        else if (wp->getPositionSelect() == Accessory::ePositionSelectLimit)
                        {
                                MovementMap::limitTexture(tank_->getLife().getTargetPosition(), 
                                        wp->getPositionSelectLimit());
                        }

                        ChannelText text("banner",
                                LANG_RESOURCE_1(
                                        "GROUND_WEAPON_ACTIVATE", 
                                        "Click ground to activate {0}",
                                        wp->getName()));
                        ChannelManager::showText(ScorchedClient::instance()->getContext(), 
                                text);
                }

                }
        }
#endif

        currentWeapon_ = wp;
}

const char *TankWeapon::getWeaponString()
{
        if (!getCurrent()) return "";

        static char buffer[256];
        int count = tank_->getAccessories().getAccessoryCount(getCurrent());
        snprintf(buffer, 256, ((count>0)?"%s (%i)":"%s (In)"),
                getCurrent()->getName(), count);
        return buffer;
}

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