/**
 * @(#) $RCSfile: LightningAngleLoop.as,v $ $Revision: 1.2 $ $Date: 2003/02/14 03:44:59 $
 *
 * Copyright 2003 Orgdot AS. All Rights Reserved.
 * http://dev.swfit.com
 *
 * 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 (at your option) 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.
 */

/**
 * Loop script for the angled lightning.
 *
 * @author      Olaf Havnes
 * @version     $Revision: 1.2 $ $Date: 2003/02/14 03:44:59 $
 * @since       SWFIT1.0
 */


/**
 * Build this bolt of lightning.
 */
if (num_lightning < tot_lightning)
{
    // Set flags
    kill = false;
    plain = true;
    glow = false;

    // Duplicate the bottom clip
    lclip = "clip_" add num_lightning;
    right = eval ("right_" add bot_c);
    if (right) duplicateMovieClip ("right", lclip, num_lightning);
    else duplicateMovieClip ("left", lclip, num_lightning);
    setProperty (lclip, _y, - height_l * bot_c);
    setProperty (lclip, _x, bot_side_shift);
    bot_side_shift = right ? bot_side_shift - width_l : bot_side_shift + width_l;
    bot_c++;

    num_lightning++;

    // Duplicate the top clip
    lclip = "clip_" add num_lightning;
    right = eval ("right_" add top_c);
    top_side_shift = right ? top_side_shift + width_l: top_side_shift - width_l;
    if (right) duplicateMovieClip ("right", lclip, num_lightning);
    else duplicateMovieClip ("left", lclip, num_lightning);
    setProperty (lclip, _y, - height_l * top_c);
    setProperty (lclip, _x, top_side_shift);
    top_c--;

    num_lightning++;
}


/**
 * Prepare for the next bolt of lightning.
 */
if (bolt && num_lightning == tot_lightning)
{
    bolt = false;
    kill = true;
    tot_lightning = num_lightning + segs;
    bot_side_shift = 0;
    top_side_shift = 0;

    // Pre-generate some values
    i = 0;
    right = 0;
    while (i < segs)
    {
        remainder = segs - i;
        if (remainder == right || right == segs / 2 - 1)
        {
            set ("right_" add i, false);
            right --;
        }
        else if (remainder == - right || right == - segs / 2 + 1)
        {
            set ("right_" add i, true);
            right ++;
        }
        else
        {
            val = random (remainder - right) < remainder / 2;
            set ("right_" add i, val);
            right = val ? right + 1 : right - 1;
        }
        i++;
    }
    top_c = segs - 1;
    bot_c = 0;
}


/**
 * Trigger the next bolt of lightning.
 */
if (num_lightning == tot_lightning)
{
    glow_counter ++;
    if (glow_counter == glow_life)
    {
        glow_counter = 0;
        bolt = true;
    }
    else
    {
        pause++;
        if (pause >= frame_pause) pause = 0;

        if (pause == 1)
        {
            plain = false;
            glow = true;
        }
        else
        {
            plain = true;
            glow = false;
        }
    }
}