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