summaryrefslogtreecommitdiff
path: root/apps/plugins/periodic_table.c
blob: b77dd07432ddc7b4026660c48966083106d92876 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2005 Jonathan Bettencourt (jonrelay)
 *           (C) 2009 Port to Rockbox by: Yifu Huang
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 ****************************************************************************/

#include "plugin.h"
#include "lib/pluginlib_actions.h"

/* - - - PERIODIC TABLE DATA - - - */

struct periodic_element_t {
    int group;
    int period;
    int number;
    char *symbol;
    char *name;
    char *mass;
    char *density;
    char *fpoint; /* freezing point */
    char *bpoint; /* boiling point */
    char block; /* s, p, d, f */
    int color; /* in periodic_color_palette below */
    uint8_t up; /* index of element "up" from this */
    uint8_t down; /* index of element "down" from this */
};

static const struct periodic_element_t periodic_elements[] = {
    {  1,   1,   1,    "H",   "Hydrogen",       "1.00794",      "0.0899",    "-259.14",   "-252.87",   's',  0   ,  86,   2},
    {  18,  1,   2,    "He",  "Helium",         "4.002602",     "0.1785",    "-272.2",    "-268.934",  's',  9   ,  117,  9},
    {  1,   2,   3,    "Li",  "Lithium",        "6.941",        "0.534",     "180.54",    "1347",      's',  1   ,  0,    10},
    {  2,   2,   4,    "Be",  "Beryllium",      "9.012182",     "1.848",     "1287",      "2472",      's',  2   ,  87,   11},
    {  13,  2,   5,    "B",   "Boron",          "10.811",       "2.34",      "2077",      "3870",      'p',  5   ,  112,  12},
    {  14,  2,   6,    "C",   "Carbon",         "12.0107",      "2.250",     "3727",      "3827",      'p',  6   ,  113,  13},
    {  15,  2,   7,    "N",   "Nitrogen",       "14.0067",      "1.2506",    "-209.86",   "-195.8",    'p',  6   ,  114,  14},
    {  16,  2,   8,    "O",   "Oxygen",         "15.9994",      "1.4291",    "-218.4",    "-182.96",   'p',  6   ,  115,  15},
    {  17,  2,   9,    "F",   "Fluorine",       "18.9984032",   "1.696",     "-219.62",   "-188.14",   'p',  7   ,  116,  16},
    {  18,  2,   10,   "Ne",  "Neon",           "20.1797",      "0.899990",  "-248.67",   "-246.048",  'p',  9   ,  1,    17},
    {  1,   3,   11,   "Na",  "Sodium",         "22.98976928",  "0.971",     "97.81",     "883",       's',  1   ,  2,    18},
    {  2,   3,   12,   "Mg",  "Magnesium",      "24.3050",      "1.738",     "650",       "1095",      's',  2   ,  3,    19},
    {  13,  3,   13,   "Al",  "Aluminum",       "26.9815386",   "2.6989",    "660.323",   "2520",      'p',  4   ,  4,    30},
    {  14,  3,   14,   "Si",  "Silicon",        "28.0855",      "2.329",     "1412",      "3266",      'p',  5   ,  5,    31},
    {  15,  3,   15,   "P",   "Phosphorus",     "30.973762",    "1.82",      "44.1",      "280.5",     'p',  6   ,  6,    32},
    {  16,  3,   16,   "S",   "Sulfur",         "32.065",       "2.07",      "112.8",     "444.674",   'p',  6   ,  7,    33},
    {  17,  3,   17,   "Cl",  "Chlorine",       "35.453",       "3.214",     "-100.98",   "-34.05",    'p',  7   ,  8,    34},
    {  18,  3,   18,   "Ar",  "Argon",          "39.948",       "1.7837",    "-189.2",    "-185.86",   'p',  9   ,  9,    35},
    {  1,   4,   19,   "K",   "Potassium",      "39.0983",      "0.862",     "63.65",     "765",       's',  1   ,  10,   36},
    {  2,   4,   20,   "Ca",  "Calcium",        "40.078",       "1.55",      "842",       "1503",      's',  2   ,  11,   37},
    {  3,   4,   21,   "Sc",  "Scandium",       "44.955912",    "2.989",     "1539",      "2831",      'd',  3   ,  102,  38},
    {  4,   4,   22,   "Ti",  "Titanium",       "47.867",       "4.54",      "1666",      "3289",      'd',  3   ,  88,   39},
    {  5,   4,   23,   "V",   "Vanadium",       "50.9415",      "6.11",      "1917",      "3420",      'd',  3   ,  104,  40},
    {  6,   4,   24,   "Cr",  "Chromium",       "51.9961",      "7.20",      "1857",      "2682",      'd',  3   ,  105,  41},
    {  7,   4,   25,   "Mn",  "Manganese",      "54.938045",    "7.44",      "1246",      "2062",      'd',  3   ,  106,  42},
    {  8,   4,   26,   "Fe",  "Iron",           "55.845",       "7.874",     "1536",      "2863",      'd',  3   ,  107,  43},
    {  9,   4,   27,   "Co",  "Cobalt",         "58.933195",    "8.9",       "1495",      "2930",      'd',  3   ,  108,  44},
    {  10,  4,   28,   "Ni",  "Nickel",         "58.6934",      "8.902",     "1455",      "2890",      'd',  3   ,  109,  45},
    {  11,  4,   29,   "Cu",  "Copper",         "63.546",       "8.96",      "1084.62",   "2571",      'd',  3   ,  110,  46},
    {  12,  4,   30,   "Zn",  "Zinc",           "65.38",        "7.13",      "419.527",   "907",       'd',  3   ,  111,  47},
    {  13,  4,   31,   "Ga",  "Gallium",        "69.723",       "5.904",     "29.7646",   "2208",      'p',  4   ,  12,   48},
    {  14,  4,   32,   "Ge",  "Germanium",      "72.64",        "5.323",     "937.4",     "2834",      'p',  5   ,  13,   49},
    {  15,  4,   33,   "As",  "Arsenic",        "74.92160",     "5.73",      "817",       "603",       'p',  5   ,  14,   50},
    {  16,  4,   34,   "Se",  "Selenium",       "78.96",        "4.79",      "220.2",     "684.9",     'p',  6   ,  15,   51},
    {  17,  4,   35,   "Br",  "Bromine",        "79.904",       "3.12",      "-7.2",      "58.78",     'p',  7   ,  16,   52},
    {  18,  4,   36,   "Kr",  "Krypton",        "83.798",       "3.733",     "-156.6",    "-153.35",   'p',  9   ,  17,   53},
    {  1,   5,   37,   "Rb",  "Rubidium",       "85.4678",      "1.532",     "38.89",     "688",       's',  1   ,  18,   54},
    {  2,   5,   38,   "Sr",  "Strontium",      "87.62",        "2.54",      "777",       "1414",      's',  2   ,  19,   55},
    {  3,   5,   39,   "Y",   "Yttrium",        "88.90585",     "4.469",     "1520",      "3388",      'd',  3   ,  20,   70},
    {  4,   5,   40,   "Zr",  "Zirconium",      "91.224",       "6.506",     "1852",      "4361",      'd',  3   ,  21,   71},
    {  5,   5,   41,   "Nb",  "Niobium",        "92.90638",     "8.57",      "2477",      "4744",      'd',  3   ,  22,   72},
    {  6,   5,   42,   "Mo",  "Molybdenum",     "95.96",        "10.22",     "2623",      "4682",      'd',  3   ,  23,   73},
    {  7,   5,   43,   "Tc",  "Technetium",     "[98]",         "11.500",    "2157",      "4265",      'd',  3   ,  24,   74},
    {  8,   5,   44,   "Ru",  "Ruthenium",      "101.07",       "12.41",     "2250",      "4155",      'd',  3   ,  25,   75},
    {  9,   5,   45,   "Rh",  "Rhodium",        "102.90550",    "12.41",     "1960",      "3697",      'd',  3   ,  26,   76},
    {  10,  5,   46,   "Pd",  "Palladium",      "106.42",       "12.02",     "1552",      "2964",      'd',  3   ,  27,   77},
    {  11,  5,   47,   "Ag",  "Silver",         "107.8682",     "10.50",     "961.78",    "2162",      'd',  3   ,  28,   78},
    {  12,  5,   48,   "Cd",  "Cadmium",        "112.411",      "8.65",      "321.03",    "767",       'd',  3   ,  29,   79},
    {  13,  5,   49,   "In",  "Indium",         "114.818",      "7.31",      "156.5985",  "2072",      'p',  4   ,  30,   80},
    {  14,  5,   50,   "Sn",  "Tin",            "118.710",      "7.31",      "231.968",   "2603",      'p',  4   ,  31,   81},
    {  15,  5,   51,   "Sb",  "Antimony",       "121.760",      "6.691",     "630.74",    "1587",      'p',  5   ,  32,   82},
    {  16,  5,   52,   "Te",  "Tellurium",      "127.60",       "6.24",      "449.8",     "991",       'p',  5   ,  33,   83},
    {  17,  5,   53,   "I",   "Iodine",         "126.90447",    "4.93",      "113.6",     "184.35",    'p',  7   ,  34,   84},
    {  18,  5,   54,   "Xe",  "Xenon",          "131.293",      "5.887",     "-111.9",    "-108.1",    'p',  9   ,  35,   85},
    {  1,   6,   55,   "Cs",  "Caesium",        "132.9054519",  "1.873",     "28.4",      "658",       's',  1   ,  36,   86},
    {  2,   6,   56,   "Ba",  "Barium",         "137.327",      "3.51",      "729",       "1898",      's',  2   ,  37,   87},
    {  2,   9,   57,   "La",  "Lanthanum",      "138.90547",    "6.145",     "920",       "3461",      'd',  3   ,  88,   88},
    {  3,   9,   58,   "Ce",  "Cerium",         "140.116",      "6.757",     "799",       "3426",      'f',  10  ,  89,   89},
    {  4,   9,   59,   "Pr",  "Praseodymium",   "140.90765",    "6.773",     "931",       "3520",      'f',  10  ,  90,   90},
    {  5,   9,   60,   "Nd",  "Neodymium",      "144.242",      "7.007",     "1021",      "3074",      'f',  10  ,  91,   91},
    {  6,   9,   61,   "Pm",  "Promethium",     "[145]",        "7.220",     "1100",      "3000",      'f',  10  ,  92,   92},
    {  7,   9,   62,   "Sm",  "Samarium",       "150.36",       "7.520",     "1072",      "1791",      'f',  10  ,  93,   93},
    {  8,   9,   63,   "Eu",  "Europium",       "151.964",      "5.243",     "822",       "1529",      'f',  10  ,  94,   94},
    {  9,   9,   64,   "Gd",  "Gadolinium",     "157.25",       "7.9004",    "1312",      "3266",      'f',  10  ,  95,   95},
    {  10,  9,   65,   "Tb",  "Terbium",        "158.92535",    "8.229",     "1356",      "3230",      'f',  10  ,  96,   96},
    {  11,  9,   66,   "Dy",  "Dysprosium",     "162.500",      "8.550",     "1412",      "2567",      'f',  10  ,  97,   97},
    {  12,  9,   67,   "Ho",  "Holmium",        "164.93032",    "8.795",     "1474",      "2700",      'f',  10  ,  98,   98},
    {  13,  9,   68,   "Er",  "Erbium",         "167.259",      "9.066",     "1529",      "2868",      'f',  10  ,  99,   99},
    {  14,  9,   69,   "Tm",  "Thulium",        "168.93421",    "9.321",     "1545",      "1950",      'f',  10  ,  100,  100},
    {  15,  9,   70,   "Yb",  "Ytterbium",      "173.054",      "6.965",     "819",       "1196",      'f',  10  ,  101,  101},
    {  16,  9,   71,   "Lu",  "Lutetium",       "174.9668",     "9.840",     "1663",      "3402",      'd',  10  ,  38,   102},
    {  4,   6,   72,   "Hf",  "Hafnium",        "178.49",       "13.31",     "2233",      "4603",      'd',  3   ,  39,   103},
    {  5,   6,   73,   "Ta",  "Tantalum",       "180.94788",    "16.654",    "2985",      "5510",      'd',  3   ,  40,   104},
    {  6,   6,   74,   "W",   "Tungsten",       "183.84",       "19.3",      "3407",      "5555",      'd',  3   ,  41,   105},
    {  7,   6,   75,   "Re",  "Rhenium",        "186.207",      "21.02",     "3180",      "5596",      'd',  3   ,  42,   106},
    {  8,   6,   76,   "Os",  "Osmium",         "190.23",       "22.57",     "3045",      "5012",      'd',  3   ,  43,   107},
    {  9,   6,   77,   "Ir",  "Iridium",        "192.217",      "22.42",     "2443",      "4437",      'd',  3   ,  44,   108},
    {  10,  6,   78,   "Pt",  "Platinum",       "195.084",      "21.45",     "1769",      "3827",      'd',  3   ,  45,   109},
    {  11,  6,   79,   "Au",  "Gold",           "196.966569",   "19.32",     "1064.18",   "2857",      'd',  3   ,  46,   110},
    {  12,  6,   80,   "Hg",  "Mercury",        "200.59",       "13.546",    "-38.842",   "356.58",    'd',  3   ,  47,   111},
    {  13,  6,   81,   "Tl",  "Thallium",       "204.3833",     "11.85",     "303.5",     "1473",      'p',  4   ,  48,   112},
    {  14,  6,   82,   "Pb",  "Lead",           "207.2",        "11.35",     "327.5",     "1750",      'p',  4   ,  49,   113},
    {  15,  6,   83,   "Bi",  "Bismuth",        "208.98040",    "9.747",     "271.4",     "1561",      'p',  4   ,  50,   114},
    {  16,  6,   84,   "Po",  "Polonium",       "[209]",        "9.32",      "254",       "962",       'p',  4   ,  51,   115},
    {  17,  6,   85,   "At",  "Astatine",       "[210]",        "-",         "302",       "337",       'p',  8   ,  52,   116},
    {  18,  6,   86,   "Rn",  "Radon",          "[222]",        "9.73",      "-71",       "-61.8",     'p',  9   ,  53,   117},
    {  1,   7,   87,   "Fr",  "Francium",       "[223]",        "2.410",     "27",        "657",       's',  1   ,  54,   0},
    {  2,   7,   88,   "Ra",  "Radium",         "[226]",        "5.00",      "700",       "1140",      's',  2   ,  55,   3},
    {  2,   10,  89,   "Ac",  "Actinium",       "[227]",        "10.07",     "1051",      "3200",      'd',  4   ,  56,   56},
    {  3,   10,  90,   "Th",  "Thorium",        "232.03806",    "11.720",    "1750",      "4789",      'f',  11  ,  57,   57},
    {  4,   10,  91,   "Pa",  "Protactinium",   "231.03588",    "15.370",    "1567",      "4227",      'f',  11  ,  58,   58},
    {  5,   10,  92,   "U",   "Uranium",        "238.02891",    "18.95",     "1132.3",    "4172",      'f',  11  ,  59,   59},
    {  6,   10,  93,   "Np",  "Neptunium",      "[237]",        "20.45",     "637",       "4000",      'f',  11  ,  60,   60},
    {  7,   10,  94,   "Pu",  "Plutonium",      "[244]",        "19.84",     "639.5",     "3231",      'f',  11  ,  61,   61},
    {  8,   10,  95,   "Am",  "Americiam",      "[243]",        "13.67",     "1176",      "2607",      'f',  11  ,  62,   62},
    {  9,   10,  96,   "Cm",  "Curium",         "[247]",        "13.51",     "1340",      "3110",      'f',  11  ,  63,   63},
    {  10,  10,  97,   "Bk",  "Berkelium",      "[247]",        "14.78",     "986",       "-",         'f',  11  ,  64,   64},
    {  11,  10,  98,   "Cf",  "Californium",    "[251]",        "15.1",      "900",       "-",         'f',  11  ,  65,   65},
    {  12,  10,  99,   "Es",  "Einsteinium",    "[252]",        "-",         "860",       "-",         'f',  11  ,  66,   66},
    {  13,  10,  100,  "Fm",  "Fermium",        "[257]",        "-",         "1527",      "-",         'f',  11  ,  67,   67},
    {  14,  10,  101,  "Md",  "Mendelevium",    "[258]",        "-",         "827",       "-",         'f',  11  ,  68,   68},
    {  15,  10,  102,  "No",  "Nobelium",       "[259]",        "-",         "827",       "-",         'f',  11  ,  69,   69},
    {  16,  10,  103,  "Lr",  "Lawrencium",     "[262]",        "-",         "1627",      "-",         'f',  11  ,  70,   20},
    {  4,   7,   104,  "Rf",  "Rutherfordium",  "[267]",        "-",         "-",         "-",         'd',  3   ,  71,   21},
    {  5,   7,   105,  "Db",  "Dubnium",        "[268]",        "-",         "-",         "-",         'd',  3   ,  72,   22},
    {  6,   7,   106,  "Sg",  "Seaborgium",     "[271]",        "-",         "-",         "-",         'd',  3   ,  73,   23},
    {  7,   7,   107,  "Bh",  "Bhorium",        "[272]",        "-",         "-",         "-",         'd',  3   ,  74,   24},
    {  8,   7,   108,  "Hs",  "Hassium",        "[270]",        "-",         "-",         "-",         'd',  3   ,  75,   25},
    {  9,   7,   109,  "Mt",  "Meitnerium",     "[276]",        "-",         "-",         "-",         'd',  3   ,  76,   26},
    {  10,  7,   110,  "Ds",  "Darmstadtium",   "[281]",        "-",         "-",         "-",         'd',  3   ,  77,   27},
    {  11,  7,   111,  "Rg",  "Roentgenium",    "[280]",        "-",         "-",         "-",         'd',  3   ,  78,   28},
    {  12,  7,   112,  "Cn",  "Copernicium",    "[285]",        "-",         "-",         "-",         'd',  3   ,  79,   29},
    {  13,  7,   113,  "Nh",  "Nihonium",       "[284]",        "-",         "-",         "-",         'p',  4   ,  80,   4},
    {  14,  7,   114,  "Fl",  "Flerovium",      "[289]",        "-",         "-",         "-",         'p',  4   ,  81,   5},
    {  15,  7,   115,  "Mc",  "Moscovium",      "[288]",        "-",         "-",         "-",         'p',  4   ,  82,   6},
    {  16,  7,   116,  "Lv",  "Livermorium",    "[293]",        "-",         "-",         "-",         'p',  4   ,  83,   7},
    {  17,  7,   117,  "Ts",  "Tennessine",     "[294]",        "-",         "-",         "-",         'p',  4   ,  84,   8},
    {  18,  7,   118,  "Og",  "Oganesson",      "[294]",        "-",         "-",         "-",         'p',  9   ,  85,   1}
};

#define ELEMENTS_COUNT sizeof(periodic_elements)/sizeof(struct periodic_element_t)

/* - - - PERIODIC TABLE VARIABLES - - - */
#if LCD_DEPTH > 1
static unsigned periodic_color_palette[12];
static unsigned int theme_fg, theme_bg;
#endif
static unsigned int periodic_sel = 0;
static int font_height = 0;

/* - - - TINYFONT - - - */

static const long int periodic_tinyfont_bitmaps[] = {
    0x00000000, 0x00220200, 0x00550000, 0x00575750, 0x00236200, 0x00514500, 0x00236300, 0x00220000,
    0x00244200, 0x00211200, 0x00272720, 0x00027200, 0x00000240, 0x00007000, 0x00000200, 0x00122400,
    0x00255200, 0x00262700, 0x00612700, 0x00631600, 0x00571100, 0x00761600, 0x00365200, 0x00712200,
    0x00725200, 0x00353100, 0x00020200, 0x00020240, 0x00024200, 0x00070700, 0x00021200, 0x00610200,

    0x00254300, 0x00257500, 0x00675600, 0x00344300, 0x00655600, 0x00764700, 0x00746400, 0x00345300,
    0x00577500, 0x00722700, 0x00722400, 0x00566500, 0x00444700, 0x00775500, 0x00575500, 0x00255200,
    0x00656400, 0x00255300, 0x00656500, 0x00363600, 0x00722200, 0x00555200, 0x00552200, 0x00557700,
    0x00522500, 0x00522200, 0x00714700, 0x00322300, 0x00422100, 0x00622600, 0x00250000, 0x00000700,

    0x00420000, 0x00063300, 0x00465600, 0x00034300, 0x00135300, 0x00026300, 0x00127200, 0x00035360,
    0x00465500, 0x00202200, 0x00202240, 0x00456500, 0x00222200, 0x00067500, 0x00065500, 0x00025200,
    0x00065640, 0x00035310, 0x00056400, 0x00032600, 0x00272100, 0x00055300, 0x00057200, 0x00057700,
    0x00052500, 0x00055360, 0x00072700, 0x00162100, 0x00222220, 0x00432400, 0x00630000, 0x00525250
};

#if LCD_DEPTH > 1
static void periodic_tinyfont_draw_char(int x, int y, char ch)
{
    int i,j;
    int r;
    long int bmp = periodic_tinyfont_bitmaps[ch-' '];
    for (i=7; i>=0; i--) {
        r = bmp & 15;
        bmp /= 16;
        for (j=3; j>=0; j--) {
            if (r & 1) {
                rb->lcd_drawpixel(x+j, y+i);
            }
            r /= 2;
        }
    }
}

static void periodic_tinyfont_draw_string(int x, int y, char * s)
{
    char * t = s;
    int xx = x;
    int yy = y;
    while (*t) {
        if ((*t) == 10) {
            xx = x;
            yy += 8;
        } else {
            periodic_tinyfont_draw_char(xx, yy, *t);
            xx += 4;
        }
        t++;
    }
}
#endif

/*
  void periodic_tinyfont_draw_chart(int x, int y, ttk_color col)
  {
  unsigned char ch;
  int xx = x;
  int yy = y;
  for (ch = 32; ch < 128; ch++) {
  periodic_tinyfont_draw_char(xx, yy, ch, col);
  if ((ch % 16) == 15) {
  xx = x;
  yy += 8;
  } else {
  xx += 4;
  }
  }
  }
*/

/* - - - KEYMAP - - - */

static const struct button_mapping *plugin_contexts[] = { pla_main_ctx };

#define PERIODIC_KEY_SELECT      PLA_SELECT
#define PERIODIC_KEY_MENU        PLA_CANCEL
#define PERIODIC_KEY_BACK        PLA_LEFT
#define PERIODIC_KEY_FORWARD     PLA_RIGHT
#define PERIODIC_KEY_UP          PLA_UP
#define PERIODIC_KEY_DOWN        PLA_DOWN
#define PERIODIC_KEY_BACK_RPT    PLA_LEFT_REPEAT
#define PERIODIC_KEY_FORWARD_RPT PLA_RIGHT_REPEAT
#define PERIODIC_KEY_UP_RPT      PLA_UP_REPEAT
#define PERIODIC_KEY_DOWN_RPT    PLA_DOWN_REPEAT


/* - - - SOME CONSTANTS - - - */
#ifdef HAVE_LCD_COLOR
#define PERIODIC_COLOR_BLACK LCD_RGBPACK(0,0,0)
#else
#define PERIODIC_COLOR_BLACK LCD_BLACK
#endif

#ifdef HAVE_LCD_COLOR
#define PERIODIC_COLOR_WHITE LCD_RGBPACK(255,255,255)
#else
#define PERIODIC_COLOR_WHITE LCD_WHITE
#endif

#define CELLSIZE ((LCD_WIDTH-1)/18)
#define NUM_LINE ((LCD_HEIGHT - CELLSIZE * 10 + (CELLSIZE >> 1))/font_height)

#define CELSIUS "\xc2\xb0\x43"
#define CUBIC_CENTIMETER "\x63\x6d\xc2\xb3"

/* - - - PERIODIC TABLE HELPER FUNCTIONS - - - */

static void periodic_makecols(void)
{
#ifdef HAVE_LCD_COLOR
    int i = 0;

    periodic_color_palette[i++] = LCD_RGBPACK(255,255,255); /* 0 hydrogen */
    periodic_color_palette[i++] = LCD_RGBPACK(221,221,221); /* 1 alkali metals */
    periodic_color_palette[i++] = LCD_RGBPACK(187,187,187); /* 2 earth metals */
    periodic_color_palette[i++] = LCD_RGBPACK(255,204,255); /* 3 transition metals */
    periodic_color_palette[i++] = LCD_RGBPACK(255,204,204); /* 4 other metals */
    periodic_color_palette[i++] = LCD_RGBPACK(255,204,153); /* 5 metalloids */
    periodic_color_palette[i++] = LCD_RGBPACK(255,255,204); /* 6 nonmetals */
    periodic_color_palette[i++] = LCD_RGBPACK(204,255,204); /* 7 halogens */
    periodic_color_palette[i++] = LCD_RGBPACK(204,204,153); /* 8 astatine */
    periodic_color_palette[i++] = LCD_RGBPACK(204,255,255); /* 9 noble gases */
    periodic_color_palette[i++] = LCD_RGBPACK(153,204,255); /* 10 lanthanides */
    periodic_color_palette[i++] = LCD_RGBPACK(204,153,255); /* 11 actinides */
#elif LCD_DEPTH > 1
    int i = 0;

    periodic_color_palette[i++] = LCD_WHITE;       /* 0 hydrogen */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 1 alkali metals */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 2 earth metals */
    periodic_color_palette[i++] = LCD_WHITE;       /* 3 transition metals */
    periodic_color_palette[i++] = LCD_WHITE;       /* 4 other metals */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 5 metalloids */
    periodic_color_palette[i++] = LCD_WHITE;       /* 6 nonmetals */
    periodic_color_palette[i++] = LCD_WHITE;       /* 7 halogens */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 8 astatine */
    periodic_color_palette[i++] = LCD_WHITE;       /* 9 noble gases */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 10 lanthanides */
    periodic_color_palette[i++] = LCD_DARKGRAY;    /* 11 actinides */
#endif
}

static int periodic_fix_period(int p)
{
    /* lanthanides/actinides are periods 9/10 internally, but make them look like 6/7 in the displayed table */
    return (p>8)?(p-3):p;
}

static int periodic_fix_group(int g, int p)
{
    /* there is no agreed-upon group number for the lanthanides/actinides, but 3 is used sometimes */
    return (p>8)?3:g;
}

static char * periodic_group_name(int i)
{
    if (i==1) {
        return "Noble Gases";
    }
    else if (periodic_elements[i].period > 8)
    {
        switch (periodic_elements[i].period)
        {
        case 9:
            return "Lanthanides";
            break;
        case 10:
            return "Actinides";
            break;
        }
        return "";
    }
    else if (i>1)
    {
        switch (periodic_elements[i].group) {
        case 1:
            return "Alkali Metals";
            break;
        case 2:
            return "Alkaline Earth Metals";
            break;
        case 15:
            return "Pnictogens";
            break;
        case 16:
            return "Chalcogens";
            break;
        case 17:
            return "Halogens";
            break;
        case 18:
            return "Noble Gases";
            break;
        }
    }
    return "";
}

static void periodic_draw_element(unsigned int i, int bx, int by)
{
    int ex = (bx+((periodic_elements[i].group-1) * CELLSIZE));
    int ey = (by+((periodic_elements[i].period-1) * CELLSIZE));
#if LCD_DEPTH > 1
    int tx, ty;
    char tt[4];
#endif

    if (periodic_elements[i].period > 8)
        ey -= (CELLSIZE >> 1);

    if (i == periodic_sel)
    {
#if LCD_DEPTH > 1
        rb->lcd_set_foreground(PERIODIC_COLOR_BLACK);
#endif
#if LCD_DEPTH > 1
        rb->lcd_fillrect(ex, ey, CELLSIZE+1, CELLSIZE+1);
#else
        rb->lcd_set_drawmode(DRMODE_FG);
        rb->lcd_fillrect(ex, ey, CELLSIZE+1, CELLSIZE+1);
        rb->lcd_set_drawmode(DRMODE_SOLID);
#endif
    }
    else
    {
#if LCD_DEPTH > 1
        rb->lcd_set_foreground(periodic_color_palette[periodic_elements[i].color]);
        rb->lcd_fillrect(ex, ey, CELLSIZE+1, CELLSIZE+1);
        rb->lcd_set_foreground(PERIODIC_COLOR_BLACK);
#else
        rb->lcd_set_drawmode(DRMODE_BG+DRMODE_INVERSEVID);
        rb->lcd_fillrect(ex, ey, CELLSIZE+1, CELLSIZE+1);
        rb->lcd_set_drawmode(DRMODE_SOLID);
#endif
        rb->lcd_drawrect(ex, ey, CELLSIZE+1, CELLSIZE+1);
    }
#if LCD_DEPTH > 1
    if (CELLSIZE >= 8) {
        rb->strcpy(tt, periodic_elements[i].symbol);
        if (rb->strlen(tt) > 2) {
            tt[1] = tt[rb->strlen(tt)-1];
            tt[2] = 0;
            tx = ex + (CELLSIZE >> 1) - 4;
        } else if (tt[1] != 0) {
            tx = ex + (CELLSIZE >> 1) - 4;
        } else {
            tx = ex + (CELLSIZE >> 1) - 2;
        }
        ty = ey + (CELLSIZE >> 1) - 4;

        if (i == periodic_sel)
        {
            rb->lcd_set_foreground(PERIODIC_COLOR_WHITE);
        }
        else
        {
            rb->lcd_set_foreground(PERIODIC_COLOR_BLACK);
        }
        periodic_tinyfont_draw_string(tx, ty, tt);
    }
#endif
}

static void periodic_draw_table(void)
{
    int bx = (LCD_WIDTH - CELLSIZE * 18) >> 1;
    int by = 1;
    unsigned int i;
    for (i = 0; i < ELEMENTS_COUNT; i++) {
        periodic_draw_element(i, bx, by);
    }
}

static void periodic_draw(void)
{
    char buf[40];

    periodic_draw_table();

    /* show the info for the current element */

    /* X coordinate of name/group */
    int nx = (LCD_WIDTH >> 1) - CELLSIZE * 7 + 5;

    /* X coordinate of first column */
    int fx = 0;
#if LCD_WIDTH >= 220
    int sx = (LCD_WIDTH > 220)? 120 : 90;
#endif

    /* Y coordinate of first/second top column */
    int ty = LCD_HEIGHT - font_height * NUM_LINE;

    struct periodic_element_t e;
    e = periodic_elements[periodic_sel];

#if LCD_DEPTH > 1
    rb->lcd_set_foreground(theme_fg);
#endif

    /* display name and group up top */
#if LCD_WIDTH > 160
    rb->snprintf(buf, 40, "Name: %s", e.name);
    rb->lcd_putsxy(nx, 0, buf);

    rb->snprintf(buf, 40, "Group: %d %s", periodic_fix_group(e.group, e.period),
                 periodic_group_name(periodic_sel));
    rb->lcd_putsxy(nx, font_height, buf);

#else
    if (NUM_LINE > 0)
    {
        rb->snprintf(buf, 40, "%s", e.name);
        rb->lcd_putsxy(nx, 0, buf);
        rb->snprintf(buf, 40, "%d %s", periodic_fix_group(e.group, e.period),
                     periodic_group_name(periodic_sel));
        rb->lcd_putsxy(nx, font_height, buf);
    }
    else
    {
        rb->snprintf(buf, 40, "%d %s %s", e.number, e.symbol, e.name);
        rb->lcd_putsxy(nx, 0, buf);
        rb->snprintf(buf, 40, "%s amu", e.mass);
        rb->lcd_putsxy(nx, font_height, buf);
    }
#endif

    /* first col of info */
    if (NUM_LINE >= 8)
    {
        rb->snprintf(buf, 40, "Number: %d", e.number);
        rb->lcd_putsxy(fx, ty, buf);
        rb->snprintf(buf, 40, "Symbol: %s", e.symbol);
        rb->lcd_putsxy(fx, ty + font_height, buf);
        rb->snprintf(buf, 40, "Period: %d", periodic_fix_period(e.period));
        rb->lcd_putsxy(fx, ty + font_height*2, buf);
        rb->snprintf(buf, 40, "Block:  %c", e.block);
        rb->lcd_putsxy(fx, ty + font_height*3, buf);

        rb->snprintf(buf, 40, "Mass:    %s amu", e.mass);
        rb->lcd_putsxy(fx, ty + font_height*4, buf);
        rb->snprintf(buf, 40, "Density: %s g/%s", e.density, CUBIC_CENTIMETER);
        rb->lcd_putsxy(fx, ty + font_height*5, buf);
        rb->snprintf(buf, 40, "F Point: %s %s", e.fpoint, CELSIUS);
        rb->lcd_putsxy(fx, ty + font_height*6, buf);
        rb->snprintf(buf, 40, "B Point: %s %s", e.bpoint, CELSIUS);
        rb->lcd_putsxy(fx, ty + font_height*7, buf);
    }
    else
    {
#if LCD_WIDTH >= 220  /* shuld be NUM_LINE >= 4 */
        rb->snprintf(buf, 40, "Number: %d", e.number);
        rb->lcd_putsxy(fx, ty, buf);
        rb->snprintf(buf, 40, "Symbol: %s", e.symbol);
        rb->lcd_putsxy(fx, ty + font_height, buf);
        rb->snprintf(buf, 40, "Period: %d", periodic_fix_period(e.period));
        rb->lcd_putsxy(fx, ty + font_height*2, buf);
        rb->snprintf(buf, 40, "Block:  %c", e.block);
        rb->lcd_putsxy(fx, ty + font_height*3, buf);
#else
        if (NUM_LINE >= 4)
        {
            rb->snprintf(buf, 40, "%d %s  P: %d B: %c", e.number, e.symbol,
                         periodic_fix_period(e.period), e.block);
            rb->lcd_putsxy(fx, ty, buf);
            rb->snprintf(buf, 40, "M: %s amu", e.mass);
            rb->lcd_putsxy(fx, ty + font_height, buf);
            rb->snprintf(buf, 40, "D: %s g/%s", e.density, CUBIC_CENTIMETER);
            rb->lcd_putsxy(fx, ty + font_height*2, buf);
            rb->snprintf(buf, 40, "F/B: %s %s / %s %s", e.fpoint, CELSIUS, e.bpoint, CELSIUS);
            rb->lcd_putsxy(fx, ty + font_height*3, buf);
        }
        else
        {
            if (NUM_LINE >= 1)
            {
                rb->snprintf(buf, 40, "%d %s %s amu", e.number, e.symbol, e.mass);
                rb->lcd_putsxy(fx, ty, buf);
            }
            if (NUM_LINE >= 2)
            {
                rb->snprintf(buf, 40, "D: %s g/%s", e.density, CUBIC_CENTIMETER);
                rb->lcd_putsxy(fx, ty + font_height, buf);
            }
            if (NUM_LINE >= 3)
            {
                rb->snprintf(buf, 40, "F/B: %s %s / %s %s", e.fpoint, CELSIUS, e.bpoint, CELSIUS);
                rb->lcd_putsxy(fx, ty + font_height*2, buf);
            }
        }
#endif
    }

    /* second col of info */
#if LCD_WIDTH >= 220
    if (NUM_LINE < 8)
    {
        rb->snprintf(buf, 40, "Mass:    %s amu", e.mass);
        rb->lcd_putsxy(sx, ty, buf);
        rb->snprintf(buf, 40, "Density: %s g/%s", e.density, CUBIC_CENTIMETER);
        rb->lcd_putsxy(sx, ty + font_height, buf);
        rb->snprintf(buf, 40, "F Point: %s %s", e.fpoint, CELSIUS);
        rb->lcd_putsxy(sx, ty + font_height*2, buf);
        rb->snprintf(buf, 40, "B Point: %s %s", e.bpoint, CELSIUS);
        rb->lcd_putsxy(sx, ty + font_height*3, buf);
    }
#endif
}

enum plugin_status plugin_start(const void* parameter)
{
    (void)parameter;

    periodic_sel = 0;
    periodic_makecols();

#if LCD_DEPTH > 1
    theme_fg=rb->lcd_get_foreground();
    theme_bg=rb->lcd_get_background();
#endif

    struct font *pf = rb->font_get(FONT_UI);
    font_height = pf->height;

    while (1) {
#if LCD_DEPTH > 1
        rb->lcd_set_background(theme_bg);
#endif
        rb->lcd_clear_display();
        periodic_draw();
        rb->lcd_update();
        int button = pluginlib_getaction(-1, plugin_contexts, ARRAYLEN(plugin_contexts));
        switch (button)
        {
        case PERIODIC_KEY_SELECT:
            break;
        case PERIODIC_KEY_MENU:
            return PLUGIN_OK;
            break;
        case PERIODIC_KEY_BACK:
        case PERIODIC_KEY_BACK_RPT:
            if (periodic_sel > 0)
            {
                periodic_sel--;
            }
            else
            {
                periodic_sel = ELEMENTS_COUNT - 1;
            }
            break;
        case PERIODIC_KEY_FORWARD:
        case PERIODIC_KEY_FORWARD_RPT:
            if (periodic_sel < ELEMENTS_COUNT - 1)
            {
                periodic_sel++;
            }
            else
            {
                periodic_sel = 0;
            }
            break;
        case PERIODIC_KEY_UP:
        case PERIODIC_KEY_UP_RPT:
            periodic_sel=periodic_elements[periodic_sel].up;
            break;
        case PERIODIC_KEY_DOWN:
        case PERIODIC_KEY_DOWN_RPT:
            periodic_sel=periodic_elements[periodic_sel].down;
            break;
        default:
            if (rb->default_event_handler(button) == SYS_USB_CONNECTED) {
                return PLUGIN_USB_CONNECTED;
            }
            break;
        }
    }
    return PLUGIN_OK;
}