apps/plugins/oscilloscope.c

   1 /***************************************************************************
   2 *             __________               __   ___.
   3 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7 *                     \/            \/     \/    \/            \/
   8 * $Id$
   9 *
  10 * Oscilloscope, with many different modes of operation.
  11 *
  12 * Copyright (C) 2004-2006 Jens Arnold
  13 *
  14 * This program is free software; you can redistribute it and/or
  15 * modify it under the terms of the GNU General Public License
  16 * as published by the Free Software Foundation; either version 2
  17 * of the License, or (at your option) any later version.
  18 *
  19 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  20 * KIND, either express or implied.
  21 *
  22 ****************************************************************************/
  23
  24 #include "plugin.h"
  25 #include "lib/helper.h"
  26 #include "lib/pluginlib_exit.h"
  27
  28 #include "lib/xlcd.h"
  29 #include "lib/configfile.h"
  30
  31
  32
  33 /* variable button definitions */
  34 #if CONFIG_KEYPAD == RECORDER_PAD
  35 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  36 #define OSCILLOSCOPE_DRAWMODE     BUTTON_F1
  37 #define OSCILLOSCOPE_ADVMODE      BUTTON_F2
  38 #define OSCILLOSCOPE_ORIENTATION  BUTTON_F3
  39 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
  40 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  41 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  42 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  43 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  44
  45 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
  46 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  47 #define OSCILLOSCOPE_DRAWMODE     BUTTON_F1
  48 #define OSCILLOSCOPE_ADVMODE      BUTTON_F2
  49 #define OSCILLOSCOPE_ORIENTATION  BUTTON_F3
  50 #define OSCILLOSCOPE_PAUSE        BUTTON_SELECT
  51 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  52 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  53 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  54 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  55
  56 #elif CONFIG_KEYPAD == ONDIO_PAD
  57 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  58 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_MENU
  59 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_MENU | BUTTON_REL)
  60 #define OSCILLOSCOPE_ADVMODE      (BUTTON_MENU | BUTTON_RIGHT)
  61 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_MENU | BUTTON_LEFT)
  62 #define OSCILLOSCOPE_PAUSE        (BUTTON_MENU | BUTTON_OFF)
  63 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  64 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  65 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  66 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  67
  68 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
  69 #define OSCILLOSCOPE_QUIT         BUTTON_OFF
  70 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
  71 #define OSCILLOSCOPE_ADVMODE      BUTTON_MODE
  72 #define OSCILLOSCOPE_ORIENTATION  BUTTON_REC
  73 #define OSCILLOSCOPE_PAUSE        BUTTON_ON
  74 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  75 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  76 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
  77 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
  78 #define OSCILLOSCOPE_RC_QUIT      BUTTON_RC_STOP
  79
  80 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  81       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  82 #define OSCILLOSCOPE_QUIT         (BUTTON_SELECT | BUTTON_MENU)
  83 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_PLAY)
  84 #define OSCILLOSCOPE_ADVMODE      (BUTTON_SELECT | BUTTON_RIGHT)
  85 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_LEFT)
  86 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
  87 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  88 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
  89 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
  90 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
  91
  92 #elif (CONFIG_KEYPAD == GIGABEAT_PAD)
  93 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
  94 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
  95 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
  96 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
  97 #define OSCILLOSCOPE_PAUSE        BUTTON_A
  98 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
  99 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 100 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 101 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 102
 103 #elif (CONFIG_KEYPAD == SANSA_E200_PAD)
 104 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 105 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 106 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 107 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 108 #define OSCILLOSCOPE_PAUSE        BUTTON_REC
 109 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 110 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 111 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
 112 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
 113
 114 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
 115 #define OSCILLOSCOPE_QUIT         (BUTTON_HOME|BUTTON_REPEAT)
 116 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 117 #define OSCILLOSCOPE_ADVMODE      (BUTTON_SELECT | BUTTON_RIGHT)
 118 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_LEFT)
 119 #define OSCILLOSCOPE_PAUSE        BUTTON_UP
 120 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 121 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 122 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
 123 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
 124
 125 #elif (CONFIG_KEYPAD == SANSA_C200_PAD)
 126 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 127 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 128 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 129 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 130 #define OSCILLOSCOPE_PAUSE        BUTTON_REC
 131 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 132 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 133 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 134 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 135
 136 #elif (CONFIG_KEYPAD == SANSA_CLIP_PAD)
 137 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 138 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 139 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 140 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 141 #define OSCILLOSCOPE_PAUSE        BUTTON_HOME
 142 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 143 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 144 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 145 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 146
 147 #elif (CONFIG_KEYPAD == SANSA_M200_PAD)
 148 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 149 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 150 #define OSCILLOSCOPE_ADVMODE      BUTTON_DOWN
 151 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 152 #define OSCILLOSCOPE_PAUSE        (BUTTON_SELECT | BUTTON_UP)
 153 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 154 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 155 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 156 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 157
 158 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
 159 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 160 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_SELECT
 161 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_SELECT | BUTTON_REL)
 162 #define OSCILLOSCOPE_ADVMODE      BUTTON_REC
 163 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_SELECT
 164 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_SELECT | BUTTON_REPEAT)
 165 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 166 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 167 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 168 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 169 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 170
 171 #elif CONFIG_KEYPAD == IRIVER_H10_PAD
 172 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 173 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_REW
 174 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_REW | BUTTON_REL)
 175 #define OSCILLOSCOPE_ADVMODE      BUTTON_FF
 176 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_REW
 177 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_REW | BUTTON_REPEAT)
 178 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 179 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 180 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 181 #define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_UP
 182 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_DOWN
 183
 184 #elif CONFIG_KEYPAD == GIGABEAT_S_PAD
 185 #define OSCILLOSCOPE_QUIT         BUTTON_BACK
 186 #define OSCILLOSCOPE_DRAWMODE     BUTTON_PREV
 187 #define OSCILLOSCOPE_ADVMODE      BUTTON_NEXT
 188 #define OSCILLOSCOPE_ORIENTATION  BUTTON_MENU
 189 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 190 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 191 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 192 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 193 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 194
 195 #elif (CONFIG_KEYPAD == MROBE100_PAD)
 196 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 197 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 198 #define OSCILLOSCOPE_ADVMODE      BUTTON_MENU
 199 #define OSCILLOSCOPE_ORIENTATION  BUTTON_PLAY
 200 #define OSCILLOSCOPE_PAUSE        BUTTON_DISPLAY
 201 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 202 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 203 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 204 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 205
 206 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
 207 #define OSCILLOSCOPE_QUIT         BUTTON_RC_REC
 208 #define OSCILLOSCOPE_DRAWMODE_PRE BUTTON_RC_MODE
 209 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_RC_MODE|BUTTON_REL)
 210 #define OSCILLOSCOPE_ADVMODE      BUTTON_RC_MENU
 211 #define OSCILLOSCOPE_ORIENTATION_PRE BUTTON_RC_MODE
 212 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_RC_MODE|BUTTON_REPEAT)
 213 #define OSCILLOSCOPE_PAUSE        BUTTON_RC_PLAY
 214 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RC_FF
 215 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_RC_REW
 216 #define OSCILLOSCOPE_VOL_UP       BUTTON_RC_VOL_UP
 217 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_RC_VOL_DOWN
 218
 219 #elif CONFIG_KEYPAD == COWON_D2_PAD
 220 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 221 #define OSCILLOSCOPE_VOL_UP       BUTTON_PLUS
 222 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_MINUS
 223
 224 #elif CONFIG_KEYPAD == CREATIVEZVM_PAD
 225 #define OSCILLOSCOPE_QUIT         BUTTON_BACK
 226 #define OSCILLOSCOPE_DRAWMODE     BUTTON_SELECT
 227 #define OSCILLOSCOPE_ADVMODE      BUTTON_CUSTOM
 228 #define OSCILLOSCOPE_ORIENTATION  BUTTON_MENU
 229 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 230 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 231 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 232 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 233 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 234
 235 #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
 236 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 237 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 238 #define OSCILLOSCOPE_ADVMODE      BUTTON_VIEW
 239 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 240 #define OSCILLOSCOPE_PAUSE        BUTTON_SELECT
 241 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 242 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 243 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 244 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 245
 246 #elif CONFIG_KEYPAD == PHILIPS_HDD6330_PAD
 247 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 248 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 249 #define OSCILLOSCOPE_ADVMODE      BUTTON_RIGHT
 250 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 251 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 252 #define OSCILLOSCOPE_SPEED_UP     BUTTON_NEXT
 253 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_PREV
 254 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 255 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 256
 257 #elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
 258 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 259 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 260 #define OSCILLOSCOPE_ADVMODE      BUTTON_RIGHT
 261 #define OSCILLOSCOPE_ORIENTATION  BUTTON_UP
 262 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 263 #define OSCILLOSCOPE_SPEED_UP     BUTTON_NEXT
 264 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_PREV
 265 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 266 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 267
 268 #elif CONFIG_KEYPAD == ONDAVX747_PAD
 269 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 270 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 271 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 272
 273 #elif CONFIG_KEYPAD == ONDAVX777_PAD
 274 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 275
 276 #elif CONFIG_KEYPAD == MROBE500_PAD
 277 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
 278
 279 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
 280 #define OSCILLOSCOPE_QUIT         BUTTON_REC
 281 #define OSCILLOSCOPE_DRAWMODE     (BUTTON_PLAY|BUTTON_LEFT)
 282 #define OSCILLOSCOPE_ADVMODE      (BUTTON_PLAY|BUTTON_RIGHT)
 283 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_PLAY|BUTTON_UP)
 284 #define OSCILLOSCOPE_PAUSE        (BUTTON_PLAY|BUTTON_DOWN)
 285 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 286 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
 287 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 288 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 289
 290 #elif CONFIG_KEYPAD == PBELL_VIBE500_PAD
 291 #define OSCILLOSCOPE_QUIT         BUTTON_REC
 292 #define OSCILLOSCOPE_DRAWMODE     BUTTON_MENU
 293 #define OSCILLOSCOPE_ADVMODE      BUTTON_CANCEL
 294 #define OSCILLOSCOPE_ORIENTATION  BUTTON_OK
 295 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 296 #define OSCILLOSCOPE_SPEED_UP     BUTTON_PREV
 297 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_NEXT
 298 #define OSCILLOSCOPE_VOL_UP       BUTTON_UP
 299 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_DOWN
 300
 301 #elif CONFIG_KEYPAD == MPIO_HD200_PAD
 302 #define OSCILLOSCOPE_QUIT         (BUTTON_REC | BUTTON_PLAY)
 303 #define OSCILLOSCOPE_DRAWMODE     BUTTON_FUNC
 304 #define OSCILLOSCOPE_ADVMODE      BUTTON_REC
 305 #define OSCILLOSCOPE_ORIENTATION  (BUTTON_FUNC|BUTTON_REPEAT)
 306 #define OSCILLOSCOPE_PAUSE        BUTTON_PLAY
 307 #define OSCILLOSCOPE_SPEED_UP     BUTTON_FF
 308 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_REW
 309 #define OSCILLOSCOPE_VOL_UP       BUTTON_VOL_UP
 310 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_VOL_DOWN
 311
 312 #else
 313 #error No keymap defined!
 314 #endif
 315
 316 #ifdef HAVE_TOUCHSCREEN
 317 #ifndef OSCILLOSCOPE_QUIT
 318 #define OSCILLOSCOPE_QUIT         BUTTON_TOPLEFT
 319 #endif
 320 #ifndef OSCILLOSCOPE_DRAWMODE
 321 #define OSCILLOSCOPE_DRAWMODE     BUTTON_TOPMIDDLE
 322 #endif
 323 #ifndef OSCILLOSCOPE_ADVMODE
 324 #define OSCILLOSCOPE_ADVMODE      BUTTON_BOTTOMMIDDLE
 325 #endif
 326 #ifndef OSCILLOSCOPE_ORIENTATION
 327 #define OSCILLOSCOPE_ORIENTATION  BUTTON_BOTTOMLEFT
 328 #endif
 329 #ifndef OSCILLOSCOPE_PAUSE
 330 #define OSCILLOSCOPE_PAUSE        BUTTON_CENTER
 331 #endif
 332 #ifndef OSCILLOSCOPE_SPEED_UP
 333 #define OSCILLOSCOPE_SPEED_UP     BUTTON_MIDRIGHT
 334 #endif
 335 #ifndef OSCILLOSCOPE_SPEED_DOWN
 336 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_MIDLEFT
 337 #endif
 338 #ifndef OSCILLOSCOPE_VOL_UP
 339 #define OSCILLOSCOPE_VOL_UP       BUTTON_TOPRIGHT
 340 #endif
 341 #ifndef OSCILLOSCOPE_VOL_DOWN
 342 #define OSCILLOSCOPE_VOL_DOWN     BUTTON_BOTTOMRIGHT
 343 #endif
 344 #endif
 345
 346 /* colours */
 347 #if LCD_DEPTH > 1
 348 #ifdef HAVE_LCD_COLOR
 349 #define BACKG_COLOR  LCD_BLACK
 350 #define GRAPH_COLOR  LCD_RGBPACK(128, 255, 0)
 351 #define CURSOR_COLOR LCD_RGBPACK(255, 0, 0)
 352 #else
 353 #define BACKG_COLOR  LCD_WHITE
 354 #define GRAPH_COLOR  LCD_BLACK
 355 #define CURSOR_COLOR LCD_DARKGRAY
 356 #endif
 357 #endif
 358
 359 enum { DRAW_FILLED, DRAW_LINE, DRAW_PIXEL, MAX_DRAW };
 360 enum { ADV_SCROLL, ADV_WRAP, MAX_ADV };
 361 enum { OSC_HORIZ, OSC_VERT, MAX_OSC };
 362
 363 #define CFGFILE_VERSION 0     /* Current config file version */
 364 #define CFGFILE_MINVERSION 0  /* Minimum config file version to accept */
 365
 366
 367 #define MAX_PEAK 0x8000
 368
 369 #if defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC)
 370 #define mas_codec_readreg(x) rand()%MAX_PEAK
 371 #endif
 372
 373 /* global variables */
 374
 375 /* settings */
 376 struct osc_config {
 377     int delay;     /* in ticks */
 378     int draw;
 379     int advance;
 380     int orientation;
 381 };
 382
 383 struct osc_config osc_disk = { 2, DRAW_FILLED, ADV_SCROLL, OSC_HORIZ };
 384 struct osc_config osc;       /* running config */
 385
 386 static const char cfg_filename[] =  "oscilloscope.cfg";
 387 static char *draw_str[3]        = { "filled", "line", "pixel" };
 388 static char *advance_str[2]     = { "scroll", "wrap" };
 389 static char *orientation_str[2] = { "horizontal", "vertical" };
 390
 391 struct configdata disk_config[] = {
 392    { TYPE_INT,  1, 99, { .int_p = &osc_disk.delay }, "delay", NULL },
 393    { TYPE_ENUM, 0, MAX_DRAW, { .int_p = &osc_disk.draw }, "draw", draw_str },
 394    { TYPE_ENUM, 0, MAX_ADV, { .int_p = &osc_disk.advance }, "advance",
 395      advance_str },
 396    { TYPE_ENUM, 0, MAX_OSC, { .int_p = &osc_disk.orientation }, "orientation",
 397      orientation_str }
 398 };
 399
 400
 401 long last_tick = 0;  /* time of last drawing */
 402 int last_pos = 0;    /* last x or y drawing position. Reset for aspect switch. */
 403 int last_left;       /* last channel values */
 404 int last_right;
 405
 406 unsigned char message[16]; /* message to display */
 407 bool displaymsg = false;
 408 int font_height = 8;
 409
 410 /* implementation */
 411
 412 void anim_horizontal(int cur_left, int cur_right)
 413 {
 414     int cur_x, x;
 415     int left, right, dl, dr;
 416     long cur_tick = *rb->current_tick;
 417     long d = (cur_tick - last_tick) / osc.delay;
 418     bool full_update = false;
 419
 420     if (d == 0)  /* too early, bail out */
 421         return;
 422
 423     last_tick = cur_tick;
 424
 425     if (d > HZ) /* first call or too much delay, (re)start */
 426     {
 427         last_left = cur_left;
 428         last_right = cur_right;
 429         return;
 430     }
 431     cur_x = last_pos + d;
 432
 433     if (cur_x >= LCD_WIDTH)
 434     {
 435         if (osc.advance == ADV_SCROLL)
 436         {
 437             int shift = cur_x - (LCD_WIDTH-1);
 438             xlcd_scroll_left(shift);
 439             full_update = true;
 440             cur_x -= shift;
 441             last_pos -= shift;
 442         }
 443         else
 444         {
 445             cur_x -= LCD_WIDTH;
 446         }
 447     }
 448     rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 449
 450     if (cur_x > last_pos)
 451     {
 452         rb->lcd_fillrect(last_pos + 1, 0, d, LCD_HEIGHT);
 453     }
 454     else
 455     {
 456         rb->lcd_fillrect(last_pos + 1, 0, LCD_WIDTH - last_pos, LCD_HEIGHT);
 457         rb->lcd_fillrect(0, 0, cur_x + 1, LCD_HEIGHT);
 458     }
 459     rb->lcd_set_drawmode(DRMODE_SOLID);
 460
 461     switch (osc.draw)
 462     {
 463         case DRAW_FILLED:
 464             left = last_left;
 465             right = last_right;
 466             dl = (cur_left  - left)  / d;
 467             dr = (cur_right - right) / d;
 468
 469             for (x = last_pos + 1; d > 0; x++, d--)
 470             {
 471                 if (x == LCD_WIDTH)
 472                     x = 0;
 473
 474                 left  += dl;
 475                 right += dr;
 476
 477                 rb->lcd_vline(x, LCD_HEIGHT/2-1,
 478                               LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16));
 479                 rb->lcd_vline(x, LCD_HEIGHT/2+1,
 480                               LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16));
 481             }
 482             break;
 483
 484         case DRAW_LINE:
 485             if (cur_x > last_pos)
 486             {
 487                 rb->lcd_drawline(
 488                     last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16),
 489                     cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16)
 490                 );
 491                 rb->lcd_drawline(
 492                     last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16),
 493                     cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16)
 494                 );
 495             }
 496             else
 497             {
 498                 left  = last_left
 499                       + (LCD_WIDTH - last_pos) * (last_left - cur_left) / d;
 500                 right = last_right
 501                       + (LCD_WIDTH - last_pos) * (last_right - cur_right) / d;
 502
 503                 rb->lcd_drawline(
 504                     last_pos, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * last_left) >> 16),
 505                     LCD_WIDTH, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16)
 506                 );
 507                 rb->lcd_drawline(
 508                     last_pos, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * last_right) >> 16),
 509                     LCD_WIDTH, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16)
 510                 );
 511                 if (cur_x > 0)
 512                 {
 513                     rb->lcd_drawline(
 514                         0, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16),
 515                         cur_x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * cur_left) >> 16)
 516                     );
 517                     rb->lcd_drawline(
 518                         0, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16),
 519                         cur_x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * cur_right) >> 16)
 520                     );
 521                 }
 522             }
 523             break;
 524
 525         case DRAW_PIXEL:
 526             left = last_left;
 527             right = last_right;
 528             dl = (cur_left - left) / d;
 529             dr = (cur_right - right) / d;
 530
 531             for (x = last_pos + 1; d > 0; x++, d--)
 532             {
 533                 if (x == LCD_WIDTH)
 534                     x = 0;
 535
 536                 left  += dl;
 537                 right += dr;
 538
 539                 rb->lcd_drawpixel(x, LCD_HEIGHT/2-1 - (((LCD_HEIGHT-2) * left) >> 16));
 540                 rb->lcd_drawpixel(x, LCD_HEIGHT/2+1 + (((LCD_HEIGHT-2) * right) >> 16));
 541             }
 542             break;
 543
 544     }
 545     last_left  = cur_left;
 546     last_right = cur_right;
 547
 548     if (displaymsg)
 549     {
 550         int width;
 551
 552         rb->lcd_getstringsize(message, &width, NULL);
 553         last_pos -= width - 1;
 554         rb->lcd_putsxy(last_pos, 0, message);
 555         displaymsg = false;
 556
 557         if (last_pos < 0)
 558             last_pos = 0;
 559     }
 560
 561     if (full_update)
 562     {
 563         rb->lcd_update();
 564     }
 565     else
 566     {
 567 #if LCD_DEPTH > 1                 /* cursor bar */
 568         rb->lcd_set_foreground(CURSOR_COLOR);
 569         rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1);
 570         rb->lcd_set_foreground(GRAPH_COLOR);
 571 #else
 572         rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
 573         rb->lcd_vline(cur_x + 1, 0, LCD_HEIGHT-1);
 574         rb->lcd_set_drawmode(DRMODE_SOLID);
 575 #endif
 576
 577         if (cur_x > last_pos)
 578         {
 579             rb->lcd_update_rect(last_pos, 0, cur_x - last_pos + 2, LCD_HEIGHT);
 580         }
 581         else
 582         {
 583             rb->lcd_update_rect(last_pos, 0, LCD_WIDTH - last_pos, LCD_HEIGHT);
 584             rb->lcd_update_rect(0, 0, cur_x + 2, LCD_HEIGHT);
 585         }
 586     }
 587     last_pos = cur_x;
 588 }
 589
 590 void anim_vertical(int cur_left, int cur_right)
 591 {
 592     int cur_y, y;
 593     int left, right, dl, dr;
 594     long cur_tick = *rb->current_tick;
 595     long d = (cur_tick - last_tick) / osc.delay;
 596     bool full_update = false;
 597
 598     if (d == 0)  /* too early, bail out */
 599         return;
 600
 601     last_tick = cur_tick;
 602
 603     if (d > HZ) /* first call or too much delay, (re)start */
 604     {
 605         last_left = cur_left;
 606         last_right = cur_right;
 607         return;
 608     }
 609     cur_y = last_pos + d;
 610
 611     if (cur_y >= LCD_HEIGHT)
 612     {
 613         if (osc.advance == ADV_SCROLL)
 614         {
 615             int shift = cur_y - (LCD_HEIGHT-1);
 616             xlcd_scroll_up(shift);
 617             full_update = true;
 618             cur_y -= shift;
 619             last_pos -= shift;
 620         }
 621         else
 622         {
 623             cur_y -= LCD_HEIGHT;
 624         }
 625     }
 626     rb->lcd_set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 627
 628     if (cur_y > last_pos)
 629     {
 630         rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, d);
 631     }
 632     else
 633     {
 634         rb->lcd_fillrect(0, last_pos + 1, LCD_WIDTH, LCD_HEIGHT - last_pos);
 635         rb->lcd_fillrect(0, 0, LCD_WIDTH, cur_y + 1);
 636     }
 637     rb->lcd_set_drawmode(DRMODE_SOLID);
 638
 639     switch (osc.draw)
 640     {
 641         case DRAW_FILLED:
 642             left = last_left;
 643             right = last_right;
 644             dl = (cur_left  - left)  / d;
 645             dr = (cur_right - right) / d;
 646
 647             for (y = last_pos + 1; d > 0; y++, d--)
 648             {
 649                 if (y == LCD_HEIGHT)
 650                     y = 0;
 651
 652                 left  += dl;
 653                 right += dr;
 654
 655                 rb->lcd_hline(LCD_WIDTH/2-1,
 656                               LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y);
 657                 rb->lcd_hline(LCD_WIDTH/2+1,
 658                               LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y);
 659             }
 660             break;
 661
 662         case DRAW_LINE:
 663             if (cur_y > last_pos)
 664             {
 665                 rb->lcd_drawline(
 666                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos,
 667                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y
 668                 );
 669                 rb->lcd_drawline(
 670                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos,
 671                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y
 672                 );
 673             }
 674             else
 675             {
 676                 left  = last_left
 677                       + (LCD_HEIGHT - last_pos) * (last_left - cur_left) / d;
 678                 right = last_right
 679                       + (LCD_HEIGHT - last_pos) * (last_right - cur_right) / d;
 680
 681                 rb->lcd_drawline(
 682                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * last_left) >> 16), last_pos,
 683                     LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), LCD_HEIGHT
 684                 );
 685                 rb->lcd_drawline(
 686                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * last_right) >> 16), last_pos,
 687                     LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), LCD_HEIGHT
 688                 );
 689                 if (cur_y > 0)
 690                 {
 691                     rb->lcd_drawline(
 692                         LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), 0,
 693                         LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * cur_left) >> 16), cur_y
 694                     );
 695                     rb->lcd_drawline(
 696                         LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), 0,
 697                         LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * cur_right) >> 16), cur_y
 698                     );
 699                 }
 700             }
 701             break;
 702
 703         case DRAW_PIXEL:
 704             left = last_left;
 705             right = last_right;
 706             dl = (cur_left - left) / d;
 707             dr = (cur_right - right) / d;
 708
 709             for (y = last_pos + 1; d > 0; y++, d--)
 710             {
 711                 if (y == LCD_HEIGHT)
 712                     y = 0;
 713
 714                 left  += dl;
 715                 right += dr;
 716
 717                 rb->lcd_drawpixel(LCD_WIDTH/2-1 - (((LCD_WIDTH-2) * left) >> 16), y);
 718                 rb->lcd_drawpixel(LCD_WIDTH/2+1 + (((LCD_WIDTH-2) * right) >> 16), y);
 719             }
 720             break;
 721
 722     }
 723     last_left  = cur_left;
 724     last_right = cur_right;
 725
 726     if (displaymsg)
 727     {
 728         last_pos -= font_height - 1;
 729         rb->lcd_putsxy(0, last_pos, message);
 730         displaymsg = false;
 731
 732         if (last_pos < 0)
 733             last_pos = 0;
 734     }
 735
 736     if (full_update)
 737     {
 738         rb->lcd_update();
 739     }
 740     else
 741     {
 742 #if LCD_DEPTH > 1               /* cursor bar */
 743         rb->lcd_set_foreground(CURSOR_COLOR);
 744         rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1);
 745         rb->lcd_set_foreground(GRAPH_COLOR);
 746 #else
 747         rb->lcd_set_drawmode(DRMODE_COMPLEMENT);
 748         rb->lcd_hline(0, LCD_WIDTH-1, cur_y + 1);
 749         rb->lcd_set_drawmode(DRMODE_SOLID);
 750 #endif
 751
 752         if (cur_y > last_pos)
 753         {
 754             rb->lcd_update_rect(0, last_pos, LCD_WIDTH, cur_y - last_pos + 2);
 755         }
 756         else
 757         {
 758             rb->lcd_update_rect(0, last_pos, LCD_WIDTH, LCD_HEIGHT - last_pos);
 759             rb->lcd_update_rect(0, 0, LCD_WIDTH, cur_y + 2);
 760         }
 761     }
 762     last_pos = cur_y;
 763 }
 764
 765 void cleanup(void)
 766 {
 767 #if LCD_DEPTH > 1
 768     rb->lcd_set_foreground(LCD_DEFAULT_FG);
 769     rb->lcd_set_background(LCD_DEFAULT_BG);
 770 #endif
 771     /* Turn on backlight timeout (revert to settings) */
 772     backlight_use_settings(); /* backlight control in lib/helper.c */
 773 }
 774
 775 enum plugin_status plugin_start(const void* parameter)
 776 {
 777     int button, vol;
 778     int lastbutton = BUTTON_NONE;
 779     bool exit = false;
 780     bool paused = false;
 781     bool tell_speed;
 782
 783     (void)parameter;
 784
 785     atexit(cleanup);
 786     configfile_load(cfg_filename, disk_config,
 787                     sizeof(disk_config) / sizeof(disk_config[0]),
 788                     CFGFILE_MINVERSION);
 789     rb->memcpy(&osc, &osc_disk, sizeof(osc));   /* copy to running config */
 790
 791 #if LCD_DEPTH > 1
 792     rb->lcd_set_foreground(GRAPH_COLOR);
 793     rb->lcd_set_background(BACKG_COLOR);
 794     rb->lcd_set_backdrop(NULL);
 795     rb->lcd_clear_display();
 796     rb->lcd_update();
 797 #endif
 798
 799     /* Turn off backlight timeout */
 800     backlight_force_on(); /* backlight control in lib/helper.c */
 801
 802     rb->lcd_getstringsize("A", NULL, &font_height);
 803
 804     while (!exit)
 805     {
 806         if (!paused)
 807         {
 808             int left, right;
 809
 810             rb->sleep(MAX(last_tick + osc.delay - *rb->current_tick - 1, 0));
 811
 812 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 813             left = rb->mas_codec_readreg(0xC);
 814             right = rb->mas_codec_readreg(0xD);
 815 #elif (CONFIG_CODEC == SWCODEC)
 816             rb->pcm_calculate_peaks(&left, &right);
 817 #endif
 818             if (osc.orientation == OSC_HORIZ)
 819                 anim_horizontal(left, right);
 820             else
 821                 anim_vertical(left, right);
 822         }
 823
 824         tell_speed = false;
 825         button = rb->button_get(paused);
 826         switch (button)
 827         {
 828 #ifdef OSCILLOSCOPE_RC_QUIT
 829             case OSCILLOSCOPE_RC_QUIT:
 830 #endif
 831             case OSCILLOSCOPE_QUIT:
 832                 exit = true;
 833                 break;
 834
 835             case OSCILLOSCOPE_ADVMODE:
 836                 if (++osc.advance >= MAX_ADV)
 837                     osc.advance = 0;
 838                 break;
 839
 840             case OSCILLOSCOPE_DRAWMODE:
 841 #ifdef OSCILLOSCOPE_DRAWMODE_PRE
 842                 if (lastbutton != OSCILLOSCOPE_DRAWMODE_PRE)
 843                     break;
 844 #endif
 845                 if (++osc.draw >= MAX_DRAW)
 846                     osc.draw = 0;
 847                 break;
 848
 849             case OSCILLOSCOPE_ORIENTATION:
 850 #ifdef OSCILLOSCOPE_ORIENTATION_PRE
 851                 if (lastbutton != OSCILLOSCOPE_ORIENTATION_PRE)
 852                     break;
 853 #endif
 854                 if (++osc.orientation >= MAX_OSC)
 855                     osc.orientation = 0;
 856                 last_pos = 0;
 857                 last_tick = 0;
 858                 displaymsg = false;
 859                 rb->lcd_clear_display();
 860                 rb->lcd_update();
 861                 break;
 862
 863             case OSCILLOSCOPE_PAUSE:
 864                 paused = !paused;
 865                 last_tick = 0;
 866                 break;
 867
 868             case OSCILLOSCOPE_SPEED_UP:
 869             case OSCILLOSCOPE_SPEED_UP | BUTTON_REPEAT:
 870                 if (osc.delay > 1)
 871                 {
 872                     osc.delay--;
 873                     tell_speed = true;
 874                 }
 875                 break;
 876
 877             case OSCILLOSCOPE_SPEED_DOWN:
 878             case OSCILLOSCOPE_SPEED_DOWN | BUTTON_REPEAT:
 879                 osc.delay++;
 880                 tell_speed = true;
 881                 break;
 882
 883             case OSCILLOSCOPE_VOL_UP:
 884             case OSCILLOSCOPE_VOL_UP | BUTTON_REPEAT:
 885                 vol = rb->global_settings->volume;
 886                 if (vol < rb->sound_max(SOUND_VOLUME))
 887                 {
 888                     vol++;
 889                     rb->sound_set(SOUND_VOLUME, vol);
 890                     rb->global_settings->volume = vol;
 891                 }
 892                 break;
 893
 894             case OSCILLOSCOPE_VOL_DOWN:
 895             case OSCILLOSCOPE_VOL_DOWN | BUTTON_REPEAT:
 896                 vol = rb->global_settings->volume;
 897                 if (vol > rb->sound_min(SOUND_VOLUME))
 898                 {
 899                     vol--;
 900                     rb->sound_set(SOUND_VOLUME, vol);
 901                     rb->global_settings->volume = vol;
 902                 }
 903                 break;
 904
 905             default:
 906                 exit_on_usb(button);
 907                 break;
 908         }
 909         if (button != BUTTON_NONE)
 910             lastbutton = button;
 911
 912         if (tell_speed)
 913         {
 914             rb->snprintf(message, sizeof(message), "%s%d",
 915                         (osc.orientation == OSC_VERT) ? "Speed: " : "",
 916                         100 / osc.delay);
 917             displaymsg = true;
 918         }
 919     }
 920     if (rb->memcmp(&osc, &osc_disk, sizeof(osc))) /* save settings if changed */
 921     {
 922         rb->memcpy(&osc_disk, &osc, sizeof(osc));
 923         configfile_save(cfg_filename, disk_config,
 924                         sizeof(disk_config) / sizeof(disk_config[0]),
 925                         CFGFILE_VERSION);
 926     }
 927     return PLUGIN_OK;
 928 }