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 #else
  83 #define SNOW_QUIT BUTTON_OFF
  84 #if (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
  85 #define SNOW_RC_QUIT BUTTON_RC_STOP
  86 #endif
  87 #endif
  88
  89 static short particles[NUM_PARTICLES][2];
  90
  91 #ifdef HAVE_LCD_BITMAP
  92 #if LCD_WIDTH >= 160
  93 #define FLAKE_WIDTH 5
  94 static const unsigned char flake[] = {0x0a,0x04,0x1f,0x04,0x0a};
  95 #else
  96 #define FLAKE_WIDTH 3
  97 static const unsigned char flake[] = {0x02,0x07,0x02};
  98 #endif
  99 #endif
 100
 101 static bool particle_exists(int particle)
 102 {
 103     if (particles[particle][0]>=0 && particles[particle][1]>=0 &&
 104         particles[particle][0]<SNOW_WIDTH && particles[particle][1]<SNOW_HEIGHT)
 105         return true;
 106     else
 107         return false;
 108 }
 109
 110 static int create_particle(void)
 111 {
 112     int i;
 113
 114     for (i=0; i<NUM_PARTICLES; i++) {
 115         if (!particle_exists(i)) {
 116             particles[i][0]=(rb->rand()%SNOW_WIDTH);
 117             particles[i][1]=0;
 118             return i;
 119         }
 120     }
 121     return -1;
 122 }
 123
 124 static void snow_move(void)
 125 {
 126     int i;
 127
 128     if (!(rb->rand()%2))
 129         create_particle();
 130
 131     for (i=0; i<NUM_PARTICLES; i++) {
 132         if (particle_exists(i)) {
 133             MYLCD(set_drawmode)(DRMODE_SOLID|DRMODE_INVERSEVID);
 134 #ifdef HAVE_LCD_BITMAP
 135             rb->lcd_fillrect(particles[i][0],particles[i][1],
 136                              FLAKE_WIDTH,FLAKE_WIDTH);
 137 #else
 138             pgfx_drawpixel(particles[i][0],particles[i][1]);
 139 #endif
 140             MYLCD(set_drawmode)(DRMODE_SOLID);
 141 #ifdef HAVE_REMOTE_LCD
 142             if (particles[i][0] <= LCD_REMOTE_WIDTH
 143                     && particles[i][1] <= LCD_REMOTE_HEIGHT) {
 144                 rb->lcd_remote_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 145                 rb->lcd_remote_fillrect(particles[i][0],particles[i][1],
 146                                         FLAKE_WIDTH,FLAKE_WIDTH);
 147                 rb->lcd_remote_set_drawmode(DRMODE_SOLID);
 148             }
 149 #endif
 150             switch ((rb->rand()%7)) {
 151                 case 0:
 152                     particles[i][0]++;
 153                     break;
 154
 155                 case 1:
 156                     particles[i][0]--;
 157                     break;
 158
 159                 case 2:
 160                     break;
 161
 162                 default:
 163                     particles[i][1]++;
 164                     break;
 165             }
 166             if (particle_exists(i))
 167 #ifdef HAVE_LCD_BITMAP
 168                 rb->lcd_mono_bitmap(flake,particles[i][0],particles[i][1],
 169                                     FLAKE_WIDTH,FLAKE_WIDTH);
 170 #else
 171                 pgfx_drawpixel(particles[i][0],particles[i][1]);
 172 #endif
 173 #ifdef HAVE_REMOTE_LCD
 174             if (particles[i][0] <= LCD_REMOTE_WIDTH
 175                     && particles[i][1] <= LCD_REMOTE_HEIGHT) {
 176                 rb->lcd_remote_mono_bitmap(flake,particles[i][0],particles[i][1],
 177                                            FLAKE_WIDTH,FLAKE_WIDTH);
 178             }
 179 #endif
 180         }
 181     }
 182 }
 183
 184
 185 static void snow_init(void)
 186 {
 187     int i;
 188
 189     for (i=0; i<NUM_PARTICLES; i++) {
 190         particles[i][0]=-1;
 191         particles[i][1]=-1;
 192     }
 193 #ifdef HAVE_LCD_CHARCELLS
 194     pgfx_display(0, 0); /* display three times */
 195     pgfx_display(4, 0);
 196     pgfx_display(8, 0);
 197 #endif
 198     MYLCD(clear_display)();
 199 #ifdef HAVE_REMOTE_LCD
 200     rb->lcd_remote_clear_display();
 201 #endif
 202 }
 203
 204 enum plugin_status plugin_start(const void* parameter)
 205 {
 206     int button;
 207     (void)(parameter);
 208
 209 #ifdef HAVE_LCD_CHARCELLS
 210     if (!pgfx_init(4, 2))
 211     {
 212         rb->splash(HZ*2, "Old LCD :(");
 213         return PLUGIN_OK;
 214     }
 215 #endif
 216 #ifdef HAVE_LCD_COLOR
 217     rb->lcd_clear_display();
 218     rb->lcd_set_foreground(LCD_WHITE);
 219     rb->lcd_set_background(LCD_DEFAULT_BG);
 220 #endif
 221     snow_init();
 222     while (1) {
 223         snow_move();
 224         MYLCD(update)();
 225 #ifdef HAVE_REMOTE_LCD
 226         rb->lcd_remote_update();
 227 #endif
 228         rb->sleep(HZ/20);
 229
 230         button = rb->button_get(false);
 231
 232         if (button == SNOW_QUIT
 233 #ifdef SNOW_RC_QUIT
 234         || button == SNOW_RC_QUIT
 235 #endif
 236         )
 237         {
 238 #ifdef HAVE_LCD_CHARCELLS
 239             pgfx_release();
 240 #endif
 241             return PLUGIN_OK;
 242         }
 243         else
 244             if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 245             {
 246 #ifdef HAVE_LCD_CHARCELLS
 247                 pgfx_release();
 248 #endif
 249                 return PLUGIN_USB_CONNECTED;
 250             }
 251     }
 252 }
 253