/*

 *  The Mana World

 *  Copyright (C) 2004  The Mana World Development Team

 *

 *  This file is part of The Mana World.

 *

 *  This program 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

 *  any later version.

 *

 *  This program 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 this program; if not, write to the Free Software

 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#include "being.h"

#include "animatedsprite.h"

#include "configuration.h"

#include "effectmanager.h"

#include "game.h"

#include "graphics.h"

#include "localplayer.h"

#include "log.h"

#include "map.h"

#include "particle.h"

#include "simpleanimation.h"

#include "sound.h"

#include "text.h"

#include "statuseffect.h"

#include "gui/speechbubble.h"

#include "resources/colordb.h"

#include "resources/emotedb.h"

#include "resources/image.h"

#include "resources/itemdb.h"

#include "resources/iteminfo.h"

#include "resources/resourcemanager.h"

#include "gui/gui.h"

#include "gui/palette.h"

#include "gui/speechbubble.h"

#include "utils/dtor.h"

#include "utils/stringutils.h"

#include "utils/xml.h"

#include <cassert>

#include <cmath>

#define BEING_EFFECTS_FILE "effects.xml"

#define HAIR_FILE "hair.xml"

static const int DEFAULT_BEING_WIDTH = 32;

static const int DEFAULT_BEING_HEIGHT = 32;

extern const int MILLISECONDS_IN_A_TICK;

int Being::mNumberOfHairstyles = 1;

Being::Being(int id, int job, Map *map):

#ifdef EATHENA_SUPPORT

    mWalkTime(0),

#endif

    mEmotion(0), mEmotionTime(0),

    mSpeechTime(0),

    mAttackSpeed(350),

    mAction(STAND),

    mJob(job),

    mId(id),

    mDirection(DOWN),

    mSpriteDirection(DIRECTION_DOWN),

    mMap(NULL),

    mParticleEffects(config.getValue("particleeffects", 1)),

    mDispName(0),

    mShowName(false),

    mEquippedWeapon(NULL),

    mText(0),

    mStunMode(0),

    mAlpha(1.0f),

    mStatusParticleEffects(&mStunParticleEffects, false),

    mChildParticleEffects(&mStatusParticleEffects, false),

    mMustResetParticles(false),

#ifdef TMWSERV_SUPPORT

    mWalkSpeed(6.0f), // default speed in tile per second

#else

    mWalkSpeed(150),

#endif

    mPx(0), mPy(0),

    mX(0), mY(0),

    mUsedTargetCursor(NULL)

{

    setMap(map);

    mSpeechBubble = new SpeechBubble;

    mNameColor = &guiPalette->getColor(Palette::NPC);

    mTextColor = &guiPalette->getColor(Palette::CHAT);

}

Being::~Being()

{

    mUsedTargetCursor = NULL;

    delete_all(mSprites);

    if (player_node && player_node->getTarget() == this)

        player_node->setTarget(NULL);

    setMap(NULL);

    delete mSpeechBubble;

    delete mDispName;

    delete mText;

}

void Being::setPosition(const Vector &pos)

{

    mPos = pos;

    // Update pixel coordinates (convert once, for performance reasons)

    mPx = (int) pos.x;

    mPy = (int) pos.y;

    updateCoords();

    if (mText)

        mText->adviseXY(mPx,

                        mPy - getHeight() - mText->getHeight() - 6);

}

#ifdef EATHENA_SUPPORT

void Being::setDestination(Uint16 destX, Uint16 destY)

{

    if (mMap)

        setPath(mMap->findPath(mX, mY, destX, destY, getWalkMask()));

}

#endif

#ifdef TMWSERV_SUPPORT

void Being::setDestination(int dstX, int dstY)

{

    mDest.x = dstX;

    mDest.y = dstY;

    int srcX = mPos.x;

    int srcY = mPos.y;

    Path thisPath;

    if (mMap)

    {

        thisPath = mMap->findPath(mPos.x / 32, mPos.y / 32,

                                  mDest.x / 32, mDest.y / 32, getWalkMask());

    }

    if (thisPath.empty())

    {

        setPath(Path());

        return;

    }

    // FIXME: Look into making this code neater.

    // Interpolate the offsets.  Also convert from tile based to pixel based

    // Find the starting offset

    float startX = (srcX % 32);

    float startY = (srcY % 32);

    // Find the ending offset

    float endX = (dstX % 32);

    float endY = (dstY % 32);

    // Find the distance, and divide it by the number of steps

    int changeX = (int)((endX - startX) / thisPath.size());

    int changeY = (int)((endY - startY) / thisPath.size());

    // Convert the map path to pixels over tiles

    // And add interpolation between the starting and ending offsets

    Path::iterator it = thisPath.begin();

    int i = 0;

    while(it != thisPath.end())

    {

       it->x = (it->x * 32) + startX + (changeX * i);

       it->y = (it->y * 32) + startY + (changeY * i);

       i++;

       it++;

    }

    // Remove the last path node, as it's more clever to go to mDest instead.

    // It also permit to avoid zigzag at the end of the path,

    // especially with mouse.

    thisPath.pop_back();

    thisPath.push_back(Position(mDest.x, mDest.y));

    setPath(thisPath);

}

#endif  // TMWSERV_SUPPORT

void Being::clearPath()

{

    mPath.clear();

}

void Being::setPath(const Path &path)

{

    mPath = path;

#ifdef EATHENA_SUPPORT

    if (mAction != WALK && mAction != DEAD)

    {

        nextStep();

        mWalkTime = tick_time;

    }

#endif

}

void Being::setSpeech(const std::string &text, int time)

{

    // Remove colors

    mSpeech = removeColors(text);

    // Trim whitespace

    trim(mSpeech);

    // Check for links

    std::string::size_type start = mSpeech.find('[');

    std::string::size_type end = mSpeech.find(']', start);

    while (start != std::string::npos && end != std::string::npos)

    {

        // Catch multiple embeds and ignore them so it doesn't crash the client.

        while ((mSpeech.find('[', start + 1) != std::string::npos) &&

               (mSpeech.find('[', start + 1) < end))

        {

            start = mSpeech.find('[', start + 1);

        }

        std::string::size_type position = mSpeech.find('|');

        if (mSpeech[start + 1] == '@' && mSpeech[start + 2] == '@')

        {

            mSpeech.erase(end, 1);

            mSpeech.erase(start, (position - start) + 1);

        }

        position = mSpeech.find('@');

        while (position != std::string::npos)

        {

            mSpeech.erase(position, 2);

            position = mSpeech.find('@');

        }

        start = mSpeech.find('[', start + 1);

        end = mSpeech.find(']', start);

    }

    if (!mSpeech.empty())

        mSpeechTime = time <= SPEECH_MAX_TIME ? time : SPEECH_MAX_TIME;

    const int speech = (int) config.getValue("speech", TEXT_OVERHEAD);

    if (speech == TEXT_OVERHEAD)

    {

        if (mText)

            delete mText;

        mText = new Text(mSpeech,

                         mPx, mPy - getHeight(),

                         gcn::Graphics::CENTER,

                         &guiPalette->getColor(Palette::PARTICLE),

                         true);

    }

}

void Being::takeDamage(Being *attacker, int amount, AttackType type)

{

    gcn::Font *font;

    std::string damage = amount ? toString(amount) : type == FLEE ?

            "dodge" : "miss";

    const gcn::Color *color;

    font = gui->getInfoParticleFont();

    // Selecting the right color

    if (type == CRITICAL || type == FLEE)

    {

        color = &guiPalette->getColor(Palette::HIT_CRITICAL);

    }

    else if (!amount)

    {

        if (attacker == player_node)

        {

            // This is intended to be the wrong direction to visually

            // differentiate between hits and misses

            color = &guiPalette->getColor(Palette::HIT_MONSTER_PLAYER);

        }

        else

        {

            color = &guiPalette->getColor(Palette::MISS);

        }

    }

    else if (getType() == MONSTER)

    {

        color = &guiPalette->getColor(Palette::HIT_PLAYER_MONSTER);

    }

    else

    {

        color = &guiPalette->getColor(Palette::HIT_MONSTER_PLAYER);

    }

    // Show damage number

    particleEngine->addTextSplashEffect(damage,

                                        mPx, mPy - 16,

                                        color, font, true);

    if (amount > 0)

    {

        if (type != CRITICAL)

        {

            effectManager->trigger(26, this);

        }

        else

        {

            effectManager->trigger(28, this);

        }

    }

}

void Being::handleAttack(Being *victim, int damage, AttackType type)

{

    if (this != player_node)

        setAction(Being::ATTACK, 1);

    if (getType() == PLAYER && victim)

    {

        if (mEquippedWeapon && mEquippedWeapon->getAttackType() == ACTION_ATTACK_BOW)

        {

            Particle *p = new Particle(NULL);

            p->setLifetime(1000);

            p->moveBy(Vector(0.0f, 0.0f, 32.0f));

            victim->controlParticle(p);

            Particle *p2 = particleEngine->addEffect("graphics/particles/arrow.particle.xml", mPx, mPy);

            if (p2)

            {

                p2->setLifetime(900);

                p2->setDestination(p, 7, 0);

                p2->setDieDistance(8);

            }

        }

    }

#ifdef EATHENA_SUPPORT

    mFrame = 0;

    mWalkTime = tick_time;

#endif

}

void Being::setName(const std::string &name)

{

    mName = name;

    if (getShowName())

        showName();

}

void Being::setShowName(bool doShowName)

{

    bool oldShow = mShowName;

    mShowName = doShowName;

    if (doShowName != oldShow)

    {

        if (doShowName)

            showName();

        else

        {

            delete mDispName;

            mDispName = 0;

        }

    }

}

void Being::setMap(Map *map)

{

    // Remove sprite from potential previous map

    if (mMap)

        mMap->removeSprite(mMapSprite);

    mMap = map;

    // Add sprite to potential new map

    if (mMap)

        mMapSprite = mMap->addSprite(this);

    // Clear particle effect list because child particles became invalid

    mChildParticleEffects.clear();

    mMustResetParticles = true; // Reset status particles on next redraw

}

void Being::controlParticle(Particle *particle)

{

    mChildParticleEffects.addLocally(particle);

}

void Being::setAction(Action action, int attackType)

{

    SpriteAction currentAction = ACTION_INVALID;

    switch (action)

    {

        case WALK:

            currentAction = ACTION_WALK;

            break;

        case SIT:

            currentAction = ACTION_SIT;

            break;

        case ATTACK:

            if (mEquippedWeapon)

                currentAction = mEquippedWeapon->getAttackType();

            else

                currentAction = ACTION_ATTACK;

            for (SpriteIterator it = mSprites.begin(); it != mSprites.end(); it++)

                if (*it)

                    (*it)->reset();

            break;

        case HURT:

            //currentAction = ACTION_HURT;  // Buggy: makes the player stop

                                            // attacking and unable to attack

                                            // again until he moves

            break;

        case DEAD:

            currentAction = ACTION_DEAD;

            break;

        case STAND:

            currentAction = ACTION_STAND;

            break;

    }

    if (currentAction != ACTION_INVALID)

    {

        for (SpriteIterator it = mSprites.begin(); it != mSprites.end(); it++)

            if (*it)

                (*it)->play(currentAction);

        mAction = action;

    }

}

void Being::setDirection(Uint8 direction)

{

    if (mDirection == direction)

        return;

    mDirection = direction;

    // if the direction does not change much, keep the common component

    int mFaceDirection = mDirection & direction;

    if (!mFaceDirection)

        mFaceDirection = direction;

    SpriteDirection dir;

    if (mFaceDirection & UP)

        dir = DIRECTION_UP;

    else if (mFaceDirection & DOWN)

        dir = DIRECTION_DOWN;

    else if (mFaceDirection & RIGHT)

        dir = DIRECTION_RIGHT;

    else

        dir = DIRECTION_LEFT;

    mSpriteDirection = dir;

    for (SpriteIterator it = mSprites.begin(); it != mSprites.end(); it++)

        if (*it)

           (*it)->setDirection(dir);

}

#ifdef EATHENA_SUPPORT

void Being::nextStep()

{

    if (mPath.empty())

    {

        setAction(STAND);

        return;

    }

    Position pos = mPath.front();

    mPath.pop_front();

    int dir = 0;

    if (pos.x > mX)

        dir |= RIGHT;

    else if (pos.x < mX)

        dir |= LEFT;

    if (pos.y > mY)

        dir |= DOWN;

    else if (pos.y < mY)

        dir |= UP;

    setDirection(dir);

    if (!mMap->getWalk(pos.x, pos.y, getWalkMask()))

    {

        setAction(STAND);

        return;

    }

    mX = pos.x;

    mY = pos.y;

    setAction(WALK);

    mWalkTime += mWalkSpeed / 10;

}

#endif

void Being::logic()

{

    // Reduce the time that speech is still displayed

    if (mSpeechTime > 0)

        mSpeechTime--;

    // Remove text and speechbubbles if speech boxes aren't being used

    if (mSpeechTime == 0 && mText)

    {

        delete mText;

        mText = 0;

    }

#ifdef TMWSERV_SUPPORT

    if (mAction != DEAD)

    {

        const Vector dest = (mPath.empty()) ?

            mDest : Vector(mPath.front().x,

                           mPath.front().y);

        // The Vector representing the difference between current position

        // and the next destination path node.

        Vector dir = dest - mPos;

        const float nominalLength = dir.length();

        // When we've not reached our destination, move to it.

        if (nominalLength > 1.0f && mWalkSpeed > 0.0f)

        {

            // The private mWalkSpeed member is the speed in tiles per second.

            // We translate it into pixels per tick,

            // because the logic is called every ticks.

            const float speedInTicks = ((float)DEFAULT_TILE_SIDE_LENGTH * mWalkSpeed)

                                      / 1000 * (float)MILLISECONDS_IN_A_TICK;

            // The deplacement of a point along a vector is calculated

            // using the Unit Vector (â) multiplied by the point speed.

            // â = a / ||a|| (||a|| is the a length.)

            // Then, diff = (dir/||dir||)*speed, or (dir / ||dir|| / 1/speed).

            Vector diff = (dir / (nominalLength / speedInTicks));

            // Test if we don't miss the destination by a move too far:

            if (diff.length() > nominalLength)

            {

                setPosition(mPos + dir);

                // Also, if the destination is reached, try to get the next

                // path point, if existing.

                if (!mPath.empty())

                    mPath.pop_front();

            }

            // Otherwise, go to it using the nominal speed.

            else

                setPosition(mPos + diff);

            if (mAction != WALK)

                setAction(WALK);

            // Update the player sprite direction

            int direction = 0;

            const float dx = std::abs(dir.x);

            float dy = std::abs(dir.y);

            // When not using mouse for the player, we slightly prefer

            // UP and DOWN position, especially when walking diagonally.

            if (this == player_node && !player_node->isPathSetByMouse())

                dy = dy + 2;

            if (dx > dy)

                 direction |= (dir.x > 0) ? RIGHT : LEFT;

            else

                 direction |= (dir.y > 0) ? DOWN : UP;

            setDirection(direction);

        }

        else if (!mPath.empty())

        {

            // If the current path node has been reached,

            // remove it and go to the next one.

            mPath.pop_front();

        }

        else if (mAction == WALK)

        {

            setAction(STAND);

        }

    }

#else

    // Update pixel coordinates

    setPosition(mX * 32 + 16 + getXOffset(),

                mY * 32 + 32 + getYOffset());

#endif

    if (mEmotion != 0)

    {

        mEmotionTime--;

        if (mEmotionTime == 0)

            mEmotion = 0;

    }

    // Update sprite animations

    if (mUsedTargetCursor)

        mUsedTargetCursor->update(tick_time * 10);

    for (SpriteIterator it = mSprites.begin(); it != mSprites.end(); it++)

        if (*it)

            (*it)->update(tick_time * 10);

    // Restart status/particle effects, if needed

    if (mMustResetParticles) {

        mMustResetParticles = false;

        for (std::set<int>::iterator it = mStatusEffects.begin();

             it != mStatusEffects.end(); it++) {

            const StatusEffect *effect = StatusEffect::getStatusEffect(*it, true);

            if (effect && effect->particleEffectIsPersistent())

                updateStatusEffect(*it, true);

        }

    }

    // Update particle effects

    mChildParticleEffects.moveTo(mPos.x, mPos.y);

}

void Being::draw(Graphics *graphics, int offsetX, int offsetY) const

{

    // TODO: Eventually, we probably should fix all sprite offsets so that

    //       these translations aren't necessary anymore. The sprites know

    //       best where their centerpoint should be.

    const int px = mPx + offsetX - 16;

    const int py = mPy + offsetY - 32;

    if (mUsedTargetCursor)

        mUsedTargetCursor->draw(graphics, px, py);

    for (SpriteConstIterator it = mSprites.begin(); it != mSprites.end(); it++)

        if (*it)

        {

            if ((*it)->getAlpha() != mAlpha)

                (*it)->setAlpha(mAlpha);

            (*it)->draw(graphics, px, py);

        }

}

void Being::drawEmotion(Graphics *graphics, int offsetX, int offsetY)

{

    if (!mEmotion)

        return;

    const int px = mPx - offsetX - 16;

    const int py = mPy - offsetY - 64 - 32;

    const int emotionIndex = mEmotion - 1;

    if (emotionIndex >= 0 && emotionIndex <= EmoteDB::getLast())

        EmoteDB::getAnimation(emotionIndex)->draw(graphics, px, py);

}

void Being::drawSpeech(int offsetX, int offsetY)

{

    const int px = mPx - offsetX;

    const int py = mPy - offsetY;

    const int speech = (int) config.getValue("speech", TEXT_OVERHEAD);

    // Draw speech above this being

    if (mSpeechTime == 0)

    {

        if (mSpeechBubble->isVisible())

            mSpeechBubble->setVisible(false);

    }

    else if (mSpeechTime > 0 && (speech == NAME_IN_BUBBLE ||

             speech == NO_NAME_IN_BUBBLE))

    {

        const bool showName = (speech == NAME_IN_BUBBLE);

        if (mText)

        {

            delete mText;

            mText = NULL;

        }

        mSpeechBubble->setCaption(showName ? mName : "", mTextColor);

        mSpeechBubble->setText(mSpeech, showName);

        mSpeechBubble->setPosition(px - (mSpeechBubble->getWidth() / 2),

                                   py - getHeight() - (mSpeechBubble->getHeight()));

        mSpeechBubble->setVisible(true);

    }

    else if (mSpeechTime > 0 && speech == TEXT_OVERHEAD)

    {

        mSpeechBubble->setVisible(false);

        if (! mText) {

            mText = new Text(mSpeech,

                             mPx, mPy - getHeight(),

                             gcn::Graphics::CENTER,

                             &guiPalette->getColor(Palette::PARTICLE),

                             true);

        }

    }

    else if (speech == NO_SPEECH)

    {

        mSpeechBubble->setVisible(false);

        if (mText)

            delete mText;

        mText = NULL;

    }

}

void Being::setStatusEffectBlock(int offset, Uint16 newEffects)

{

    for (int i = 0; i < STATUS_EFFECTS; i++) {

        int index = StatusEffect::blockEffectIndexToEffectIndex(offset + i);

        if (index != -1)

            setStatusEffect(index, (newEffects & (1 << i)) > 0);

    }

}

void Being::handleStatusEffect(StatusEffect *effect, int effectId)

{

    if (!effect)

        return;

    // TODO: Find out how this is meant to be used

    // (SpriteAction != Being::Action)

    //SpriteAction action = effect->getAction();

    //if (action != ACTION_INVALID)

    //    setAction(action);

    Particle *particle = effect->getParticle();

    if (effectId >= 0)

        mStatusParticleEffects.setLocally(effectId, particle);

    else {

        mStunParticleEffects.clearLocally();

        if (particle)

            mStunParticleEffects.addLocally(particle);

    }

}

void Being::updateStunMode(int oldMode, int newMode)

{

    handleStatusEffect(StatusEffect::getStatusEffect(oldMode, false), -1);

    handleStatusEffect(StatusEffect::getStatusEffect(newMode, true), -1);

}

void Being::updateStatusEffect(int index, bool newStatus)

{

    handleStatusEffect(StatusEffect::getStatusEffect(index, newStatus), index);

}

void Being::setStatusEffect(int index, bool active)

{

    const bool wasActive = mStatusEffects.find(index) != mStatusEffects.end();

    if (active != wasActive) {

        updateStatusEffect(index, active);

        if (active)

            mStatusEffects.insert(index);

        else

            mStatusEffects.erase(index);

    }

}

#ifdef EATHENA_SUPPORT

int Being::getOffset(char pos, char neg) const

{

    // Check whether we're walking in the requested direction

    if (mAction != WALK ||  !(mDirection & (pos | neg)))

        return 0;

    int offset = (get_elapsed_time(mWalkTime) * 32) / mWalkSpeed;

    // We calculate the offset _from_ the _target_ location

    offset -= 32;

    if (offset > 0)

        offset = 0;

    // Going into negative direction? Invert the offset.

    if (mDirection & pos)

        offset = -offset;

    return offset;

}

#endif

int Being::getWidth() const

{

    AnimatedSprite *base = NULL;

    for (SpriteConstIterator it = mSprites.begin(); it != mSprites.end(); it++)

        if ((base = (*it)))

            break;

    if (base)

        return std::max(base->getWidth(), DEFAULT_BEING_WIDTH);

    else

        return DEFAULT_BEING_WIDTH;

}

int Being::getHeight() const

{

    AnimatedSprite *base = NULL;

    for (SpriteConstIterator it = mSprites.begin(); it != mSprites.end(); it++)

        if ((base = (*it)))

            break;

    if (base)

        return std::max(base->getHeight(), DEFAULT_BEING_HEIGHT);

    else

        return DEFAULT_BEING_HEIGHT;

}

void Being::setTargetAnimation(SimpleAnimation* animation)

{

    mUsedTargetCursor = animation;

    mUsedTargetCursor->reset();

}

struct EffectDescription {

    std::string mGFXEffect;

    std::string mSFXEffect;

};

static EffectDescription *default_effect = NULL;

static std::map<int, EffectDescription *> effects;

static bool effects_initialized = false;

static EffectDescription *getEffectDescription(xmlNodePtr node, int *id)

{

    EffectDescription *ed = new EffectDescription;

    *id = atoi(XML::getProperty(node, "id", "-1").c_str());

    ed->mSFXEffect = XML::getProperty(node, "audio", "");

    ed->mGFXEffect = XML::getProperty(node, "particle", "");

    return ed;

}

static EffectDescription *getEffectDescription(int effectId)

{

    if (!effects_initialized)

    {

        XML::Document doc(BEING_EFFECTS_FILE);

        xmlNodePtr root = doc.rootNode();

        if (!root || !xmlStrEqual(root->name, BAD_CAST "being-effects"))

        {

            logger->log("Error loading being effects file: "

                    BEING_EFFECTS_FILE);

            return NULL;

        }

        for_each_xml_child_node(node, root)

        {

            int id;

            if (xmlStrEqual(node->name, BAD_CAST "effect"))

            {

                EffectDescription *EffectDescription =

                    getEffectDescription(node, &id);

                effects[id] = EffectDescription;

            } else if (xmlStrEqual(node->name, BAD_CAST "default"))

            {

                EffectDescription *EffectDescription =

                    getEffectDescription(node, &id);

                if (default_effect)

                    delete default_effect;

                default_effect = EffectDescription;

            }

        }

        effects_initialized = true;

    } // done initializing

    EffectDescription *ed = effects[effectId];

    if (!ed)

        return default_effect;

    else

        return ed;

}

void Being::internalTriggerEffect(int effectId, bool sfx, bool gfx)

{

    logger->log("Special effect #%d on %s", effectId,

                getId() == player_node->getId() ? "self" : "other");

    EffectDescription *ed = getEffectDescription(effectId);

    if (!ed) {

        logger->log("Unknown special effect and no default recorded");

        return;

    }

    if (gfx && !ed->mGFXEffect.empty()) {

        Particle *selfFX;

        selfFX = particleEngine->addEffect(ed->mGFXEffect, 0, 0);

        controlParticle(selfFX);

    }

    if (sfx && !ed->mSFXEffect.empty()) {

        sound.playSfx(ed->mSFXEffect);

    }

}

void Being::updateCoords()

{

    if (mDispName)

    {

        mDispName->adviseXY(getPixelX(), getPixelY());

    }

}

void Being::flashName(int time)

{

    if (mDispName)

        mDispName->flash(time);

}

void Being::showName()

{

    delete mDispName;

    mDispName = 0;

    mDispName = new FlashText(mName, getPixelX(), getPixelY(),

                             gcn::Graphics::CENTER, mNameColor);

}

int Being::getNumberOfLayers() const

{

    return mSprites.size();

}

void Being::load()

{

    // Hairstyles are encoded as negative numbers. Count how far negative

    // we can go.

    int hairstyles = 1;

    while (ItemDB::get(-hairstyles).getSprite(GENDER_MALE) != "error.xml")

        hairstyles++;

    mNumberOfHairstyles = hairstyles;

}