apps/plugins/mosaique.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Itai Shaked
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  **************************************************************************/
  21 #include "plugin.h"
  22 #include "lib/playergfx.h"
  23 #include "lib/mylcd.h"
  24 #include "lib/pluginlib_actions.h"
  25
  26
  27 #ifdef HAVE_LCD_BITMAP
  28 #define GFX_X (LCD_WIDTH/2-1)
  29 #define GFX_Y (LCD_HEIGHT/2-1)
  30 #if LCD_WIDTH != LCD_HEIGHT
  31 #define GFX_WIDTH  GFX_X
  32 #define GFX_HEIGHT GFX_Y
  33 #else
  34 #define GFX_WIDTH  GFX_X
  35 #define GFX_HEIGHT (4*GFX_Y/5)
  36 #endif
  37 #else
  38 #define GFX_X 9
  39 #define GFX_Y 6
  40 #define GFX_WIDTH  9
  41 #define GFX_HEIGHT 6
  42 #endif
  43
  44 /* this set the context to use with PLA */
  45 static const struct button_mapping *plugin_contexts[] = { pla_main_ctx };
  46
  47 #define MOSAIQUE_QUIT        PLA_EXIT
  48 #define MOSAIQUE_QUIT2       PLA_CANCEL
  49 #define MOSAIQUE_SPEED       PLA_UP
  50 #define MOSAIQUE_RESTART     PLA_SELECT
  51
  52 enum plugin_status plugin_start(const void* parameter)
  53 {
  54     int button;
  55     int timer = 10;
  56     int x=0;
  57     int y=0;
  58     int sx = 3;
  59     int sy = 3;
  60     (void)parameter;
  61
  62 #ifdef HAVE_LCD_CHARCELLS
  63     if (!pgfx_init(4, 2))
  64     {
  65         rb->splash(HZ*2, "Old LCD :(");
  66         return PLUGIN_OK;
  67     }
  68     pgfx_display(3, 0);
  69 #endif
  70     mylcd_clear_display();
  71     mylcd_set_drawmode(DRMODE_COMPLEMENT);
  72     while (1) {
  73
  74         x+=sx;
  75         if (x>GFX_WIDTH)
  76         {
  77             x = 2*GFX_WIDTH-x;
  78             sx=-sx;
  79         }
  80
  81         if (x<0)
  82         {
  83             x = -x;
  84             sx = -sx;
  85         }
  86
  87         y+=sy;
  88         if (y>GFX_HEIGHT)
  89         {
  90             y = 2*GFX_HEIGHT-y;
  91             sy=-sy;
  92         }
  93
  94         if (y<0)
  95         {
  96             y = -y;
  97             sy = -sy;
  98         }
  99
 100         mylcd_fillrect(GFX_X-x, GFX_Y-y, 2*x+1, 1);
 101         mylcd_fillrect(GFX_X-x, GFX_Y+y, 2*x+1, 1);
 102         mylcd_fillrect(GFX_X-x, GFX_Y-y+1, 1, 2*y-1);
 103         mylcd_fillrect(GFX_X+x, GFX_Y-y+1, 1, 2*y-1);
 104         mylcd_update();
 105
 106         rb->sleep(HZ/timer);
 107
 108         /*We get button from PLA this way */
 109         button = pluginlib_getaction(TIMEOUT_NOBLOCK, plugin_contexts,
 110                                ARRAYLEN(plugin_contexts));
 111
 112         switch (button)
 113         {
 114 #ifdef MOSAIQUE_RC_QUIT
 115             case MOSAIQUE_RC_QUIT:
 116 #endif
 117             case MOSAIQUE_QUIT:
 118             case MOSAIQUE_QUIT2:
 119                 mylcd_set_drawmode(DRMODE_SOLID);
 120 #ifdef HAVE_LCD_CHARCELLS
 121                 pgfx_release();
 122 #endif
 123                 return PLUGIN_OK;
 124
 125             case MOSAIQUE_SPEED:
 126                 timer = timer+5;
 127                 if (timer>20)
 128                     timer=5;
 129                 break;
 130
 131             case MOSAIQUE_RESTART:
 132
 133                 sx = rb->rand() % (GFX_HEIGHT/2) + 1;
 134                 sy = rb->rand() % (GFX_HEIGHT/2) + 1;
 135                 x=0;
 136                 y=0;
 137                 mylcd_clear_display();
 138                 break;
 139
 140
 141             default:
 142                 if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 143                 {
 144                     mylcd_set_drawmode(DRMODE_SOLID);
 145 #ifdef HAVE_LCD_CHARCELLS
 146                     pgfx_release();
 147 #endif
 148                     return PLUGIN_USB_CONNECTED;
 149                 }
 150                 break;
 151         }
 152     }
 153 }