apps/plugins/snow.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
  24 PLUGIN_HEADER
  25
  26 #ifdef HAVE_LCD_BITMAP
  27 #define NUM_PARTICLES (LCD_WIDTH * LCD_HEIGHT / 72)
  28 #define SNOW_HEIGHT LCD_HEIGHT
  29 #define SNOW_WIDTH LCD_WIDTH
  30 #define MYLCD(fn) rb->lcd_ ## fn
  31 #else
  32 #define NUM_PARTICLES 10
  33 #define SNOW_HEIGHT 14
  34 #define SNOW_WIDTH 20
  35 #define MYLCD(fn) pgfx_ ## fn
  36 #endif
  37
  38 /* variable button definitions */
  39 #if CONFIG_KEYPAD == PLAYER_PAD
  40 #define SNOW_QUIT BUTTON_STOP
  41
  42 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
  43       (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  44       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  45 #define SNOW_QUIT BUTTON_MENU
  46
  47 #elif (CONFIG_KEYPAD == IRIVER_IFP7XX_PAD) || \
  48       (CONFIG_KEYPAD == SAMSUNG_YH_PAD)
  49 #define SNOW_QUIT BUTTON_PLAY
  50
  51 #elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
  52 (CONFIG_KEYPAD == SANSA_C200_PAD) ||  \
  53 (CONFIG_KEYPAD == SANSA_CLIP_PAD) || \
  54 (CONFIG_KEYPAD == SANSA_M200_PAD) || \
  55 (CONFIG_KEYPAD == MROBE500_PAD) || \
  56 (CONFIG_KEYPAD == IRIVER_H10_PAD) || \
  57 (CONFIG_KEYPAD == MROBE100_PAD) || \
  58 (CONFIG_KEYPAD == COWON_D2_PAD) || \
  59 (CONFIG_KEYPAD == IAUDIO67_PAD) || \
  60 (CONFIG_KEYPAD == PHILIPS_HDD1630_PAD) || \
  61 (CONFIG_KEYPAD == ONDAVX747_PAD) || \
  62 (CONFIG_KEYPAD == ONDAVX777_PAD) || \
  63 (CONFIG_KEYPAD == GIGABEAT_PAD) || \
  64 (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
  65 #define SNOW_QUIT BUTTON_POWER
  66
  67 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
  68 #define SNOW_QUIT (BUTTON_HOME|BUTTON_REPEAT)
  69
  70 #elif (CONFIG_KEYPAD == GIGABEAT_S_PAD) || \
  71 (CONFIG_KEYPAD == CREATIVEZVM_PAD)
  72 #define SNOW_QUIT BUTTON_BACK
  73
  74 #elif (CONFIG_KEYPAD == PHILIPS_HDD1630_PAD) || \
  75 (CONFIG_KEYPAD == PHILIPS_SA9200_PAD)
  76 #define SNOW_QUIT BUTTON_POWER
  77
  78 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
  79 #define SNOW_QUIT BUTTON_REC
  80 #define SNOW_RC_QUIT BUTTON_RC_REC
  81
  82 #elif CONFIG_KEYPAD == PBELL_VIBE500_PAD
  83 #define SNOW_QUIT BUTTON_REC
  84
  85 #elif CONFIG_KEYPAD == MPIO_HD200_PAD
  86 #define SNOW_QUIT (BUTTON_REC|BUTTON_PLAY)
  87
  88 #else
  89 #define SNOW_QUIT BUTTON_OFF
  90 #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
  91 #define SNOW_RC_QUIT BUTTON_RC_STOP
  92 #endif
  93 #endif
  94
  95 static short particles[NUM_PARTICLES][2];
  96
  97 #ifdef HAVE_LCD_BITMAP
  98 #if LCD_WIDTH >= 160
  99 #define FLAKE_WIDTH 5
 100 static const unsigned char flake[] = {0x0a,0x04,0x1f,0x04,0x0a};
 101 #else
 102 #define FLAKE_WIDTH 3
 103 static const unsigned char flake[] = {0x02,0x07,0x02};
 104 #endif
 105 #endif
 106
 107 static bool particle_exists(int particle)
 108 {
 109     if (particles[particle][0]>=0 && particles[particle][1]>=0 &&
 110         particles[particle][0]<SNOW_WIDTH && particles[particle][1]<SNOW_HEIGHT)
 111         return true;
 112     else
 113         return false;
 114 }
 115
 116 static int create_particle(void)
 117 {
 118     int i;
 119
 120     for (i=0; i<NUM_PARTICLES; i++) {
 121         if (!particle_exists(i)) {
 122             particles[i][0]=(rb->rand()%SNOW_WIDTH);
 123             particles[i][1]=0;
 124             return i;
 125         }
 126     }
 127     return -1;
 128 }
 129
 130 static void snow_move(void)
 131 {
 132     int i;
 133
 134     if (!(rb->rand()%2))
 135         create_particle();
 136
 137     for (i=0; i<NUM_PARTICLES; i++) {
 138         if (particle_exists(i)) {
 139             MYLCD(set_drawmode)(DRMODE_SOLID|DRMODE_INVERSEVID);
 140 #ifdef HAVE_LCD_BITMAP
 141             rb->lcd_fillrect(particles[i][0],particles[i][1],
 142                              FLAKE_WIDTH,FLAKE_WIDTH);
 143 #else
 144             pgfx_drawpixel(particles[i][0],particles[i][1]);
 145 #endif
 146             MYLCD(set_drawmode)(DRMODE_SOLID);
 147 #ifdef HAVE_REMOTE_LCD
 148             if (particles[i][0] <= LCD_REMOTE_WIDTH
 149                     && particles[i][1] <= LCD_REMOTE_HEIGHT) {
 150                 rb->lcd_remote_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 151                 rb->lcd_remote_fillrect(particles[i][0],particles[i][1],
 152                                         FLAKE_WIDTH,FLAKE_WIDTH);
 153                 rb->lcd_remote_set_drawmode(DRMODE_SOLID);
 154             }
 155 #endif
 156             switch ((rb->rand()%7)) {
 157                 case 0:
 158                     particles[i][0]++;
 159                     break;
 160
 161                 case 1:
 162                     particles[i][0]--;
 163                     break;
 164
 165                 case 2:
 166                     break;
 167
 168                 default:
 169                     particles[i][1]++;
 170                     break;
 171             }
 172             if (particle_exists(i))
 173 #ifdef HAVE_LCD_BITMAP
 174                 rb->lcd_mono_bitmap(flake,particles[i][0],particles[i][1],
 175                                     FLAKE_WIDTH,FLAKE_WIDTH);
 176 #else
 177                 pgfx_drawpixel(particles[i][0],particles[i][1]);
 178 #endif
 179 #ifdef HAVE_REMOTE_LCD
 180             if (particles[i][0] <= LCD_REMOTE_WIDTH
 181                     && particles[i][1] <= LCD_REMOTE_HEIGHT) {
 182                 rb->lcd_remote_mono_bitmap(flake,particles[i][0],particles[i][1],
 183                                            FLAKE_WIDTH,FLAKE_WIDTH);
 184             }
 185 #endif
 186         }
 187     }
 188 }
 189
 190
 191 static void snow_init(void)
 192 {
 193     int i;
 194
 195     for (i=0; i<NUM_PARTICLES; i++) {
 196         particles[i][0]=-1;
 197         particles[i][1]=-1;
 198     }
 199 #ifdef HAVE_LCD_CHARCELLS
 200     pgfx_display(0, 0); /* display three times */
 201     pgfx_display(4, 0);
 202     pgfx_display(8, 0);
 203 #endif
 204     MYLCD(clear_display)();
 205 #ifdef HAVE_REMOTE_LCD
 206     rb->lcd_remote_clear_display();
 207 #endif
 208 }
 209
 210 enum plugin_status plugin_start(const void* parameter)
 211 {
 212     int button;
 213     (void)(parameter);
 214
 215 #ifdef HAVE_LCD_CHARCELLS
 216     if (!pgfx_init(4, 2))
 217     {
 218         rb->splash(HZ*2, "Old LCD :(");
 219         return PLUGIN_OK;
 220     }
 221 #endif
 222 #ifdef HAVE_LCD_COLOR
 223     rb->lcd_clear_display();
 224     rb->lcd_set_foreground(LCD_WHITE);
 225     rb->lcd_set_background(LCD_DEFAULT_BG);
 226 #endif
 227     snow_init();
 228     while (1) {
 229         snow_move();
 230         MYLCD(update)();
 231 #ifdef HAVE_REMOTE_LCD
 232         rb->lcd_remote_update();
 233 #endif
 234         rb->sleep(HZ/20);
 235
 236         button = rb->button_get(false);
 237
 238         if (button == SNOW_QUIT
 239 #ifdef SNOW_RC_QUIT
 240         || button == SNOW_RC_QUIT
 241 #endif
 242         )
 243         {
 244 #ifdef HAVE_LCD_CHARCELLS
 245             pgfx_release();
 246 #endif
 247             return PLUGIN_OK;
 248         }
 249         else
 250             if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 251             {
 252 #ifdef HAVE_LCD_CHARCELLS
 253                 pgfx_release();
 254 #endif
 255                 return PLUGIN_USB_CONNECTED;
 256             }
 257     }
 258 }
 259