toolkit/progress.c

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/************************************************************************
*            Atrinik, a Multiplayer Online Role Playing Game            *
*                                                                       *
*    Copyright (C) 2009-2011 Alex Tokar and Atrinik Development Team    *
*                                                                       *
* Fork from Daimonin (Massive Multiplayer Online Role Playing Game)     *
* and Crossfire (Multiplayer game for X-windows).                       *
*                                                                       *
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.             *
*                                                                       *
* The author can be reached at admin@atrinik.org                        *
************************************************************************/

#include <global.h>

void progress_dots_create(progress_dots *progress)
{
    progress->ticks = SDL_GetTicks();
    progress->dot = 0;
    progress->done = 0;
}

void progress_dots_show(progress_dots *progress, SDL_Surface *surface, int x, int y)
{
    uint8 i;
    _BLTFX bltfx;

    bltfx.surface = surface;
    bltfx.flags = 0;
    bltfx.alpha = 0;

    for (i = 0; i < PROGRESS_DOTS_NUM; i++)
    {
        sprite_blt(Bitmaps[progress->dot == i || progress->done ? BITMAP_LOADING_ON : BITMAP_LOADING_OFF], x + (Bitmaps[BITMAP_LOADING_ON]->bitmap->w + PROGRESS_DOTS_SPACING) * i, y, NULL, &bltfx);
    }

    /* Progress the lit dot. */
    if (!progress->done && SDL_GetTicks() - progress->ticks > PROGRESS_DOTS_TICKS)
    {
        progress->ticks = SDL_GetTicks();
        progress->dot++;

        /* More than maximum, back to the first one. */
        if (progress->dot >= PROGRESS_DOTS_NUM)
        {
            progress->dot = 0;
        }
    }
}

int progress_dots_width(progress_dots *progress)
{
    (void) progress;

    return (Bitmaps[BITMAP_LOADING_ON]->bitmap->w + PROGRESS_DOTS_SPACING) * PROGRESS_DOTS_NUM - PROGRESS_DOTS_SPACING;
}