[352] | 1 | /**
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| 2 | * @file vtsend.c
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| 3 | * @author CuBeatSystems
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| 4 | * @author Shinichiro Nakamura
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| 5 | * @copyright
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| 6 | * ===============================================================
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| 7 | * Natural Tiny Shell (NT-Shell) Version 0.3.1
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| 8 | * ===============================================================
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| 9 | * Copyright (c) 2010-2016 Shinichiro Nakamura
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| 10 | *
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| 11 | * Permission is hereby granted, free of charge, to any person
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| 12 | * obtaining a copy of this software and associated documentation
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| 13 | * files (the "Software"), to deal in the Software without
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| 14 | * restriction, including without limitation the rights to use,
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| 15 | * copy, modify, merge, publish, distribute, sublicense, and/or
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| 16 | * sell copies of the Software, and to permit persons to whom the
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| 17 | * Software is furnished to do so, subject to the following
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| 18 | * conditions:
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| 19 | *
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| 20 | * The above copyright notice and this permission notice shall be
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| 21 | * included in all copies or substantial portions of the Software.
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| 22 | *
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| 23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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| 25 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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| 27 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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| 28 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 29 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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| 30 | * OTHER DEALINGS IN THE SOFTWARE.
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| 31 | */
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| 32 |
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| 33 | #include "vtsend.h"
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| 34 |
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| 35 | #define ESC (0x1B)
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| 36 | #define UART_WRITE(P, BUF, SIZ) (P)->uart_write(BUF, SIZ, (P)->extobj)
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| 37 |
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| 38 | int vtsend_init(vtsend_t *p, VTSEND_SERIAL_WRITE uart_write, void *extobj)
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| 39 | {
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| 40 | p->uart_write = uart_write;
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| 41 | p->extobj = extobj;
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| 42 | return 0;
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| 43 | }
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| 44 |
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| 45 | int vtsend_cursor_position(vtsend_t *p, const int column, const int line)
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| 46 | {
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| 47 | char buf[8];
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| 48 | buf[0] = ESC;
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| 49 | buf[1] = '[';
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| 50 | buf[2] = '0' + (line / 10);
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| 51 | buf[3] = '0' + (line % 10);
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| 52 | buf[4] = ';';
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| 53 | buf[5] = '0' + (column / 10);
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| 54 | buf[6] = '0' + (column % 10);
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| 55 | buf[7] = 'H';
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| 56 | UART_WRITE(p, buf, sizeof(buf));
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| 57 | return 0;
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| 58 | }
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| 59 |
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| 60 | int vtsend_cursor_up(vtsend_t *p, const int n)
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| 61 | {
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| 62 | char buf[5];
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| 63 | buf[0] = ESC;
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| 64 | buf[1] = '[';
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| 65 | buf[2] = '0' + (n / 10);
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| 66 | buf[3] = '0' + (n % 10);
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| 67 | buf[4] = 'A';
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| 68 | UART_WRITE(p, buf, sizeof(buf));
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| 69 | return 0;
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| 70 | }
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| 71 |
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| 72 | int vtsend_cursor_down(vtsend_t *p, const int n)
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| 73 | {
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| 74 | char buf[5];
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| 75 | buf[0] = ESC;
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| 76 | buf[1] = '[';
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| 77 | buf[2] = '0' + (n / 10);
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| 78 | buf[3] = '0' + (n % 10);
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| 79 | buf[4] = 'B';
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| 80 | UART_WRITE(p, buf, sizeof(buf));
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| 81 | return 0;
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| 82 | }
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| 83 |
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| 84 | int vtsend_cursor_forward(vtsend_t *p, const int n)
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| 85 | {
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| 86 | char buf[5];
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| 87 | buf[0] = ESC;
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| 88 | buf[1] = '[';
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| 89 | buf[2] = '0' + (n / 10);
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| 90 | buf[3] = '0' + (n % 10);
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| 91 | buf[4] = 'C';
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| 92 | UART_WRITE(p, buf, sizeof(buf));
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| 93 | return 0;
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| 94 | }
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| 95 |
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| 96 | int vtsend_cursor_backward(vtsend_t *p, const int n)
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| 97 | {
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| 98 | char buf[5];
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| 99 | buf[0] = ESC;
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| 100 | buf[1] = '[';
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| 101 | buf[2] = '0' + (n / 10);
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| 102 | buf[3] = '0' + (n % 10);
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| 103 | buf[4] = 'D';
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| 104 | UART_WRITE(p, buf, sizeof(buf));
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| 105 | return 0;
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| 106 | }
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| 107 |
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| 108 | int vtsend_cursor_position_save(vtsend_t *p)
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| 109 | {
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| 110 | char buf[3];
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| 111 | buf[0] = ESC;
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| 112 | buf[1] = '[';
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| 113 | buf[2] = 's';
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| 114 | UART_WRITE(p, buf, sizeof(buf));
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| 115 | return 0;
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| 116 | }
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| 117 |
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| 118 | int vtsend_cursor_position_restore(vtsend_t *p)
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| 119 | {
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| 120 | char buf[3];
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| 121 | buf[0] = ESC;
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| 122 | buf[1] = '[';
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| 123 | buf[2] = 'u';
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| 124 | UART_WRITE(p, buf, sizeof(buf));
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| 125 | return 0;
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| 126 | }
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| 127 |
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| 128 | int vtsend_erase_display(vtsend_t *p)
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| 129 | {
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| 130 | char buf[4];
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| 131 | buf[0] = ESC;
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| 132 | buf[1] = '[';
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| 133 | buf[2] = '2';
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| 134 | buf[3] = 'J';
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| 135 | UART_WRITE(p, buf, sizeof(buf));
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| 136 | return 0;
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| 137 | }
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| 138 |
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| 139 | int vtsend_erase_line(vtsend_t *p)
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| 140 | {
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| 141 | char buf[4];
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| 142 | buf[0] = ESC;
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| 143 | buf[1] = '[';
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| 144 | buf[2] = '2';
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| 145 | buf[3] = 'K';
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| 146 | UART_WRITE(p, buf, sizeof(buf));
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| 147 | return 0;
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| 148 | }
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| 149 |
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| 150 | int vtsend_set_color_foreground(vtsend_t *p, const int color)
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| 151 | {
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| 152 | char buf[5];
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| 153 | buf[0] = ESC;
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| 154 | buf[1] = '[';
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| 155 | buf[2] = '0' + ((30 + color) / 10);
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| 156 | buf[3] = '0' + ((30 + color) % 10);
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| 157 | buf[4] = 'm';
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| 158 | UART_WRITE(p, buf, sizeof(buf));
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| 159 | return 0;
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| 160 | }
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| 161 |
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| 162 | int vtsend_set_color_background(vtsend_t *p, const int color)
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| 163 | {
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| 164 | char buf[5];
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| 165 | buf[0] = ESC;
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| 166 | buf[1] = '[';
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| 167 | buf[2] = '0' + ((40 + color) / 10);
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| 168 | buf[3] = '0' + ((40 + color) % 10);
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| 169 | buf[4] = 'm';
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| 170 | UART_WRITE(p, buf, sizeof(buf));
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| 171 | return 0;
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| 172 | }
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| 173 |
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| 174 | int vtsend_set_attribute(vtsend_t *p, const int attr)
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| 175 | {
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| 176 | char buf[5];
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| 177 | buf[0] = ESC;
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| 178 | buf[1] = '[';
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| 179 | buf[2] = '0' + ((attr) / 10);
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| 180 | buf[3] = '0' + ((attr) % 10);
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| 181 | buf[4] = 'm';
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| 182 | UART_WRITE(p, buf, sizeof(buf));
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| 183 | return 0;
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| 184 | }
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| 185 |
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| 186 | int vtsend_set_scroll_region(vtsend_t *p, const int top, const int bottom)
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| 187 | {
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| 188 | char buf[8];
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| 189 | buf[0] = ESC;
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| 190 | buf[1] = '[';
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| 191 | buf[2] = '0' + (top / 10);
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| 192 | buf[3] = '0' + (top % 10);
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| 193 | buf[4] = ';';
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| 194 | buf[5] = '0' + (bottom / 10);
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| 195 | buf[6] = '0' + (bottom % 10);
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| 196 | buf[7] = 'r';
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| 197 | UART_WRITE(p, buf, sizeof(buf));
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| 198 | return 0;
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| 199 | }
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| 200 |
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| 201 | int vtsend_set_cursor(vtsend_t *p, const int visible)
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| 202 | {
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| 203 | if (visible) {
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| 204 | char buf[6];
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| 205 | buf[0] = ESC;
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| 206 | buf[1] = '[';
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| 207 | buf[2] = '?';
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| 208 | buf[3] = '2';
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| 209 | buf[4] = '5';
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| 210 | buf[5] = 'h';
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| 211 | UART_WRITE(p, buf, sizeof(buf));
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| 212 | }
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| 213 | else {
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| 214 | char buf[6];
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| 215 | buf[0] = ESC;
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| 216 | buf[1] = '[';
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| 217 | buf[2] = '?';
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| 218 | buf[3] = '2';
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| 219 | buf[4] = '5';
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| 220 | buf[5] = 'l';
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| 221 | UART_WRITE(p, buf, sizeof(buf));
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| 222 | }
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| 223 | return 0;
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| 224 | }
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| 225 |
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| 226 | int vtsend_reset(vtsend_t *p)
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| 227 | {
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| 228 | char buf[2];
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| 229 | buf[0] = ESC;
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| 230 | buf[1] = 'c';
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| 231 | UART_WRITE(p, buf, sizeof(buf));
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| 232 | return 0;
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| 233 | }
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| 234 |
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| 235 | int vtsend_draw_box(
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| 236 | vtsend_t *p,
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| 237 | const int x1, const int y1, const int x2, const int y2)
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| 238 | {
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| 239 | int i;
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| 240 |
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| 241 | vtsend_cursor_position(p, x1, y1);
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| 242 | for (i = x1; i <= x2; i++) {
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| 243 | UART_WRITE(p, " ", 1);
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| 244 | }
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| 245 | vtsend_cursor_position(p, x1, y2);
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| 246 | for (i = x1; i <= x2; i++) {
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| 247 | UART_WRITE(p, " ", 1);
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| 248 | }
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| 249 | for (i = y1; i <= y2; i++) {
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| 250 | vtsend_cursor_position(p, x1, i);
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| 251 | UART_WRITE(p, " ", 1);
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| 252 | vtsend_cursor_position(p, x2, i);
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| 253 | UART_WRITE(p, " ", 1);
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| 254 | }
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| 255 | return 0;
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| 256 | }
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| 257 |
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| 258 | int vtsend_fill_box(
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| 259 | vtsend_t *p,
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| 260 | const int x1, const int y1, const int x2, const int y2)
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| 261 | {
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| 262 | int i, j;
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| 263 | for (i = y1; i <= y2; i++) {
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| 264 | vtsend_cursor_position(p, x1, i);
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| 265 | for (j = x1; j <= x2; j++) {
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| 266 | UART_WRITE(p, " ", 1);
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| 267 | }
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| 268 | }
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| 269 | return 0;
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| 270 | }
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