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tm.h
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// term.c - small library for program interaction through the terminal
// It is more suitable to use termcap.h though.
#ifndef TMLIB_H
#define TMLIB_H
#include <stdio.h>
#include <termios.h>
#include <sys/ioctl.h>
#include <unistd.h>
// A character limit for strings imposed on certain functions.
#define _TM_CLIM 32
#define TM_ESC "\x1B"
// Colours:
// Foreground colours
#define TM_FBLACK TM_ESC "[30m"
#define TM_FRED TM_ESC "[31m"
#define TM_FGREEN TM_ESC "[32m"
#define TM_FYELLOW TM_ESC "[33m"
#define TM_FBLUE TM_ESC "[34m"
#define TM_FPINK TM_ESC "[35m"
#define TM_FCYAN TM_ESC "[36m"
#define TM_FLGREY TM_ESC "[37m"
#define TM_FGREY TM_ESC "[90m"
#define TM_FLGRAY TM_FLGREY
#define TM_FGRAY TM_FGREY
#define TM_FLRED TM_ESC "[91m"
#define TM_FLGREEN TM_ESC "[92m"
#define TM_FLYELLOW TM_ESC "[93m"
#define TM_FLBLUE TM_ESC "[94m"
#define TM_FLPINK TM_ESC "[95m"
#define TM_FLCYAN TM_ESC "[96m"
#define TM_FWHITE TM_ESC "[97m"
#define TM_FNORM TM_ESC "[39m"
#define TM_F256 TM_ESC "[38;5;"
#define TM_F256E "m"
// Background colours
#define TM_BBLACK TM_ESC "[40m"
#define TM_BRED TM_ESC "[41m"
#define TM_BGREEN TM_ESC "[42m"
#define TM_BYELLOW TM_ESC "[43m"
#define TM_BBLUE TM_ESC "[44m"
#define TM_BPINK TM_ESC "[45m"
#define TM_BCYAN TM_ESC "[46m"
#define TM_BLGREY TM_ESC "[47m"
#define TM_BGREY TM_ESC "[100m"
#define TM_BLGRAY TM_BLGREY
#define TM_BGRAY TM_BGREY
#define TM_BLRED TM_ESC "[101m"
#define TM_BLGREEN TM_ESC "[102m"
#define TM_BLYELLOW TM_ESC "[103m"
#define TM_BLBLUE TM_ESC "[104m"
#define TM_BLPINK TM_ESC "[105m"
#define TM_BLCYAN TM_ESC "[106m"
#define TM_BWHITE TM_ESC "[107m"
#define TM_BNORM TM_ESC "[49m"
#define TM_B256 TM_ESC "[48;5;"
#define TM_B256E "m"
// Formatting:
// Set
#define TM_BOLD TM_ESC "[1m"
#define TM_DIM TM_ESC "[2m"
#define TM_UL TM_ESC "[4m"
#define TM_BLINK TM_ESC "[5m"
#define TM_INV TM_ESC "[7m"
#define TM_HID TM_ESC "[8m"
// Unset
#define TM_UBOLD TM_ESC "[21m"
#define TM_UDIM TM_ESC "[22m"
#define TM_UUL TM_ESC "[24m"
#define TM_UBLINK TM_ESC "[25m"
#define TM_UINV TM_ESC "[27m"
#define TM_UHID TM_ESC "[28m"
#define TM_NORM TM_ESC "[0m"
// Deletion
#define TM_CL0 TM_ESC "[1K" // Clear from start to cursor
#define TM_CLE TM_ESC "[0K" // Clear from cursor to end
#define TM_CLX TM_ESC "[2K" // Clear whole line
#define TM_CLS TM_ESC "[2J" // Clear whole screen
// Cursor handling
#define TM_CRIVIS TM_ESC "[?25l"
#define TM_CRVIS TM_ESC "[?25h"
// Special input sequences
#define TM_KUP TM_ESC "[[A"
#define TM_KDOWN TM_ESC "[[B"
#define TM_KRIGHT TM_ESC "[[C"
#define TM_KLEFT TM_ESC "[[D"
// Prefix and suffix for the DEC special alternate character set
// (https://en.wikipedia.org/wiki/DEC_Special_Graphics)
// The following chars are available for box drawing:
// 6a 6b 6c 6d 6e 71 74 75 76 77 78
#define TM_DEC TM_ESC "(0"
#define TM_DECE TM_ESC "(B"
static struct winsize __tm_wstruct;
static struct termios __tm_tstruct; // Current
static struct termios __tm_tstructi; // Initial
// !TODO Error handling if any
void tm_init(); // Initialise stuff
void tm_reset(); // Destroy allocated stuff and reset term to default cfg
void tm_setxy(unsigned int x, unsigned int y); // Set cursor position
void tm_setcv(char f); // Set cursor visibility
void tm_setcan(char f); // Set/unset canonical mode
void tm_setecho(char f); // Set/unset input echo
void tm_getwh(unsigned int *w, unsigned int *h);
void tm_f256(unsigned short int c, char *t); // Set 256 colours (foreground)
void tm_b256(unsigned short int c, char *t); // Set 256 colours (background)
void tm_cls(); // Clear screen
#endif