Toby Grabham / Terminal

Combines locate fix, show/hide cursor + Justin Jordans additions

Fork of Terminal by Justin Jordan

Terminal.cpp@3:7c269f52ad77, 2016-03-28 (annotated)

Committer:
j3
Date:
Mon Mar 28 23:48:32 2016 +0000
Revision:
3:7c269f52ad77
Parent:
2:85184c13476c
Child:
4:4510b10fb5d9
fork of mbed Terminal

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 1:96ae39e58792 1 /* mbed Terminal Library, for ANSI/VT200 Terminals and ecape codes
simon 2:85184c13476c 2 * Copyright (c) 2007-2010, sford, http://mbed.org
simon 1:96ae39e58792 3 *
simon 1:96ae39e58792 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
simon 1:96ae39e58792 5 * of this software and associated documentation files (the "Software"), to deal
simon 1:96ae39e58792 6 * in the Software without restriction, including without limitation the rights
simon 1:96ae39e58792 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon 1:96ae39e58792 8 * copies of the Software, and to permit persons to whom the Software is
simon 1:96ae39e58792 9 * furnished to do so, subject to the following conditions:
simon 1:96ae39e58792 10 *
simon 1:96ae39e58792 11 * The above copyright notice and this permission notice shall be included in
simon 1:96ae39e58792 12 * all copies or substantial portions of the Software.
simon 1:96ae39e58792 13 *
simon 1:96ae39e58792 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon 1:96ae39e58792 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon 1:96ae39e58792 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon 1:96ae39e58792 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon 1:96ae39e58792 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon 1:96ae39e58792 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon 1:96ae39e58792 20 * THE SOFTWARE.
simon 0:2bf27af3c759 21 */
simon 0:2bf27af3c759 22
simon 0:2bf27af3c759 23 #include "Terminal.h"
simon 0:2bf27af3c759 24
simon 0:2bf27af3c759 25 #include "mbed.h"
simon 0:2bf27af3c759 26
j3 3:7c269f52ad77 27 Terminal::Terminal(PinName tx, PinName rx) : Serial(tx, rx){}
simon 0:2bf27af3c759 28
simon 0:2bf27af3c759 29 void Terminal::cls() {
simon 0:2bf27af3c759 30 this->printf("\033[2J");
simon 0:2bf27af3c759 31 }
simon 0:2bf27af3c759 32
simon 0:2bf27af3c759 33 void Terminal::locate(int column, int row) {
simon 0:2bf27af3c759 34 // Cursor Home <ESC>[{ROW};{COLUMN}H
simon 0:2bf27af3c759 35 this->printf("\033[%d;%dH%c", row + 1, column + 1);
simon 0:2bf27af3c759 36 }
simon 0:2bf27af3c759 37
simon 0:2bf27af3c759 38 static int rgb888tobgr111(int colour) {
simon 0:2bf27af3c759 39 int r = (colour >> 23) & 1;
simon 0:2bf27af3c759 40 int g = (colour >> 15) & 1;
simon 0:2bf27af3c759 41 int b = (colour >> 7) & 1;
simon 0:2bf27af3c759 42 return (b << 2) | (g << 1) | (r << 0);
simon 0:2bf27af3c759 43 }
simon 0:2bf27af3c759 44
simon 0:2bf27af3c759 45 void Terminal::foreground(int colour) {
simon 0:2bf27af3c759 46 // Set Attribute Mode <ESC>[{n}m
simon 0:2bf27af3c759 47 // Foreground Colours : 30 + bgr
simon 0:2bf27af3c759 48 int c = 30 + rgb888tobgr111(colour);
simon 0:2bf27af3c759 49 this->printf("\033[%dm", c);
simon 0:2bf27af3c759 50 }
simon 0:2bf27af3c759 51
simon 0:2bf27af3c759 52 void Terminal::background(int colour) {
simon 0:2bf27af3c759 53 // Set Attribute Mode <ESC>[{n}m
simon 0:2bf27af3c759 54 // Background Colours : 40 + bgr
simon 0:2bf27af3c759 55 int c = 40 + rgb888tobgr111(colour);
simon 0:2bf27af3c759 56 this->printf("\033[%dm", c);
simon 0:2bf27af3c759 57 }
j3 3:7c269f52ad77 58
j3 3:7c269f52ad77 59 int32_t Terminal::get_int32(const char *msg, const int32_t min_val, const int32_t max_val)
j3 3:7c269f52ad77 60 {
j3 3:7c269f52ad77 61 int32_t user_input;
j3 3:7c269f52ad77 62 char str[12];
j3 3:7c269f52ad77 63 uint8_t idx;
j3 3:7c269f52ad77 64
j3 3:7c269f52ad77 65 do
j3 3:7c269f52ad77 66 {
j3 3:7c269f52ad77 67 this->printf(msg);
j3 3:7c269f52ad77 68
j3 3:7c269f52ad77 69 //get user input
j3 3:7c269f52ad77 70 idx = 0;
j3 3:7c269f52ad77 71 do
j3 3:7c269f52ad77 72 {
j3 3:7c269f52ad77 73 if(this->readable())
j3 3:7c269f52ad77 74 {
j3 3:7c269f52ad77 75 str[idx++] = this->getc();
j3 3:7c269f52ad77 76 }
j3 3:7c269f52ad77 77 }
j3 3:7c269f52ad77 78 while((str[idx-1] != 0x0A) && (idx < 12));
j3 3:7c269f52ad77 79
j3 3:7c269f52ad77 80 //Remove trailing newline and CR, if there.
j3 3:7c269f52ad77 81 if((strlen(str) > 0 ) && (str[strlen(str) - 1] == 0x0A) && (str[strlen(str) - 2] == 0x0D))
j3 3:7c269f52ad77 82 {
j3 3:7c269f52ad77 83 str[strlen(str) - 1] = '\0';
j3 3:7c269f52ad77 84 str[strlen(str) - 1] = '\0';
j3 3:7c269f52ad77 85 }
j3 3:7c269f52ad77 86
j3 3:7c269f52ad77 87 user_input = strtol(str, NULL, 0);
j3 3:7c269f52ad77 88
j3 3:7c269f52ad77 89 if((user_input < min_val) || (user_input > max_val))
j3 3:7c269f52ad77 90 {
j3 3:7c269f52ad77 91 this->printf("\nYou entered = %d\n", user_input);
j3 3:7c269f52ad77 92 this->printf("\nOut of range\n");
j3 3:7c269f52ad77 93 }
j3 3:7c269f52ad77 94 }
j3 3:7c269f52ad77 95 while((user_input < min_val) || (user_input > max_val));
j3 3:7c269f52ad77 96
j3 3:7c269f52ad77 97 return(user_input);
j3 3:7c269f52ad77 98 }
j3 3:7c269f52ad77 99
j3 3:7c269f52ad77 100 char Terminal::get_char(const char *msg, const char min_val, const char max_val)
j3 3:7c269f52ad77 101 {
j3 3:7c269f52ad77 102 char c[3];
j3 3:7c269f52ad77 103 uint8_t idx;
j3 3:7c269f52ad77 104
j3 3:7c269f52ad77 105 do
j3 3:7c269f52ad77 106 {
j3 3:7c269f52ad77 107 this->printf(msg);
j3 3:7c269f52ad77 108
j3 3:7c269f52ad77 109 //get user input
j3 3:7c269f52ad77 110 idx = 0;
j3 3:7c269f52ad77 111 do
j3 3:7c269f52ad77 112 {
j3 3:7c269f52ad77 113 if(this->readable())
j3 3:7c269f52ad77 114 {
j3 3:7c269f52ad77 115 c[idx++] = this->getc();
j3 3:7c269f52ad77 116 }
j3 3:7c269f52ad77 117 }
j3 3:7c269f52ad77 118 while((c[idx-1] != 0x0A) && (idx < 3));
j3 3:7c269f52ad77 119
j3 3:7c269f52ad77 120 //Remove trailing newline and CR, if there.
j3 3:7c269f52ad77 121 if((strlen(c) > 0 ) && (c[strlen(c) - 1] == 0x0A) && (c[strlen(c) - 2] == 0x0D))
j3 3:7c269f52ad77 122 {
j3 3:7c269f52ad77 123 c[strlen(c) - 1] = '\0';
j3 3:7c269f52ad77 124 c[strlen(c) - 1] = '\0';
j3 3:7c269f52ad77 125 }
j3 3:7c269f52ad77 126
j3 3:7c269f52ad77 127 if((c[0] < min_val) || (c[0] > max_val))
j3 3:7c269f52ad77 128 {
j3 3:7c269f52ad77 129 this->printf("\nYou entered = %c\n", c[0]);
j3 3:7c269f52ad77 130 this->printf("\nOut of range\n");
j3 3:7c269f52ad77 131 }
j3 3:7c269f52ad77 132 }
j3 3:7c269f52ad77 133 while((c[0] < min_val) || (c[0] > max_val));
j3 3:7c269f52ad77 134
j3 3:7c269f52ad77 135 return c[0];
j3 3:7c269f52ad77 136 }