mayhem-firmware/firmware/application/unistroke.hpp

/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2016 Furrtek
 *
 * This file is part of PortaPack.
 *
 * 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, or (at your option)
 * any later version.
 *
 * 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; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

enum Condition {
    cond_empty = -1,
    stroke_a = 0,
    stroke_b = 1,
    stroke_c = 2,
    stroke_d = 3,
    last = 8
};

enum Direction {
    dir_empty = -1,
    Uw = 0x0F,  // Wildcards
    Dw = 0x1F,
    Lw = 0xF0,
    Rw = 0xF1,
    U = 0x02,  // Orthos
    D = 0x12,
    L = 0x20,
    R = 0x21,
    UL = 0x00,  // Diagonals
    DL = 0x10,
    UR = 0x01,
    DR = 0x11
};

struct HandWriting {
    uint8_t letter_count;
    struct HandWritingLetter {
        struct HandWritingMatch {
            Condition cond;
            Direction dir;
        } match[3];
        uint8_t count;
    } letter[32];
};

const HandWriting handwriting_unistroke = {
    27,
    {
        {{{stroke_a, UL}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},  // BS<	0=UL MI=1
        {{{stroke_a, U}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},   // A	0=U MI=1
        {{{stroke_a, DR}, {stroke_b, DL}, {cond_empty, dir_empty}}, 2},           // B	0=DR 1=DL MI=2
        {{{stroke_a, UL}, {stroke_b, UR}, {cond_empty, dir_empty}}, 0},           // C	0=UL 1=UR
        {{{stroke_a, DL}, {stroke_b, DR}, {cond_empty, dir_empty}}, 0},           // D	0=DL 1=DR
        {{{stroke_a, L}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},   // E	0=L MI=1
        {{{stroke_a, U}, {stroke_b, R}, {cond_empty, dir_empty}}, 0},             // F	0=U 1=R
        {{{stroke_a, R}, {stroke_b, U}, {cond_empty, dir_empty}}, 0},             // G	0=R 1=U
        {{{stroke_a, R}, {stroke_b, D}, {cond_empty, dir_empty}}, 2},             // H	0=R 1=D MI=2
        {{{stroke_a, D}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},   // I	0=D MI=1
        {{{stroke_a, D}, {stroke_b, L}, {cond_empty, dir_empty}}, 2},             // J	0=D 1=L MI=2
        {{{stroke_a, UR}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},  // K	0=UR MI=1
        {{{stroke_a, D}, {stroke_b, R}, {cond_empty, dir_empty}}, 2},             // L	0=D 1=R MI=2
        {{{stroke_a, UL}, {stroke_b, DL}, {cond_empty, dir_empty}}, 2},           // M	0=UL 1=DL MI=2
        {{{stroke_a, UR}, {stroke_b, DR}, {cond_empty, dir_empty}}, 2},           // N	0=UR 1=DR MI=2
        {{{stroke_a, DL}, {last, Lw}, {cond_empty, dir_empty}}, 3},               // O	0=DL MI>2 -=Uw
        {{{stroke_a, DR}, {last, Dw}, {cond_empty, dir_empty}}, 3},               // P	0=DR MI>2 -=Dw
        {{{stroke_a, DL}, {last, Dw}, {cond_empty, dir_empty}}, 3},               // Q	0=DL MI>2 -=Dw
        {{{stroke_a, DR}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},  // R	0=DR MI=1
        {{{stroke_a, Lw}, {stroke_b, DR}, {cond_empty, dir_empty}}, 0},           // S	0=Lw 1=DR
        {{{stroke_a, R}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},   // T	0=R MI=1
        {{{stroke_a, DL}, {stroke_b, UL}, {cond_empty, dir_empty}}, 2},           // U	0=DL 1=UL
        {{{stroke_a, DR}, {stroke_b, UR}, {cond_empty, dir_empty}}, 2},           // V	0=DR 1=UR
        {{{stroke_a, D}, {stroke_b, UR}, {stroke_c, D}}, 0},                      // W	0=D 1=UR 2=D
        {{{stroke_a, DR}, {last, Uw}, {cond_empty, dir_empty}}, 3},               // X	0=DR MI>2 -=Uw
        {{{stroke_a, DL}, {cond_empty, dir_empty}, {cond_empty, dir_empty}}, 1},  // Y	0=DL MI=1
        {{{stroke_a, Rw}, {stroke_b, DL}, {cond_empty, dir_empty}}, 0},           // Z	0=Rw 1=DL
    }};