/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id: helloworld.c,v 1.2 2004/08/01 00:00:00 zeekoe Exp $
 *
 * Copyright (C) 2004 Ronald Teune
 *
 * All files in this archive are subject to the GNU General Public License.
 * See the file COPYING in the source tree root for full license agreement.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/
#include "plugin.h"

static struct plugin_api* rb;
int BMP_HEADER_SIZE = 62;
int BMP_SIZE = 62 + 112*64;
char* file;

int f;
int i;
int truepix;
int tx;
int ty;

bool done;

void bmp_display(char buffer[BMP_SIZE]) {
    rb->lcd_clear_display();
    for (i = BMP_HEADER_SIZE; i < BMP_SIZE; i++) {
        /* rb->lcd_framebuffer[i] = buffer[BMP_HEADER_SIZE+i-1]; */
        truepix = i - BMP_HEADER_SIZE; /* True Pixel (R) (C) TM */
        if (buffer[truepix]) {
            ty = truepix / 112;
            tx = truepix - (ty*112);
            rb->lcd_drawpixel(tx,ty);
        }
    }
    rb->lcd_update();
}

/* doesnt really work correctly, i think i have to put a reverse of this in
   here, somewhere:

    rb->memset(buf2, 0, sizeof(buf2));

    for(y = 0;y < 64;y++)
    {
        shift = y & 7;

        for(x = 0;x < 112/8;x++)
        {
            for(i = 0;i < 8;i++)
            {
                buf2[y*112/8+x] |= ((buf[y/8*112+x*8+i] >> shift)
                                    & 0x01) << (7-i);
            }
        }
    }
*/


enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
{
    char buffer[BMP_SIZE];
    TEST_PLUGIN_API(api);

    file = (char*)parameter; /* the jpeg viewer did something like this */

    if (!file) {
        rb->splash(HZ*2, true, "nofile");
        return PLUGIN_ERROR;
    }

    rb = api;


    /* the wps-display had some nice loading code... */

    f = rb->open(file, O_RDONLY);

    if (f >= 0) {
        int numread = rb->read(f, buffer, sizeof(buffer) - 1);

        if (numread > 0) {
            buffer[numread] = 0;
            bmp_display(buffer);
        }
        rb->close(f);
    }
    else {
        rb->splash(HZ*2, true, "open file error");
        return PLUGIN_ERROR;
    }

    rb->splash(HZ*8, true, "yay!");

    return PLUGIN_OK;
}