98 lines
2.1 KiB
V
98 lines
2.1 KiB
V
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module term
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// Sources for ANSI Control Sequences
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// https://github.com/RajeshPatkarInstitute/Panim
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// https://www.gnu.org/software/screen/manual/html_node/Control-Sequences.html
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// https://en.wikipedia.org/wiki/ANSI_escape_code
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// Support for Windows
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// https://en.wikipedia.org/wiki/ANSI.SYS
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// #include <windows.h>
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// C.SetConsoleMode(C.ENABLE_VIRTUAL_TERMINAL_INPUT)
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// Setting cursor to the given position
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// x is the x coordinate
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// y is the y coordinate
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pub fn set_cursor_position(c Coord) {
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print('\x1b[$c.y;$c.x' + 'H')
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}
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// n is number of cells
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// direction: A is up / North
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// direction: B is down / South
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// direction: C is forward / East
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// direction: D is backward / West
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pub fn move(n int, direction string) {
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print('\x1b[$n$direction')
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}
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pub fn cursor_up(n int) {
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move(n, 'A')
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}
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pub fn cursor_down(n int) {
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move(n, 'B')
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}
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pub fn cursor_forward(n int) {
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move(n, 'C')
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}
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pub fn cursor_back(n int) {
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move(n, 'D')
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}
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// type: 0 -> current cursor position to end of the screen
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// type: 1 -> current cursor position to beginning of the screen
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// type: 2 -> clears entire screen
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// type: 3 -> clears entire screen and also delete scrollback buffer
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pub fn erase_display(t string) {
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print('\x1b[' + t + 'J')
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}
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pub fn erase_toend() {
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erase_display('0')
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}
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pub fn erase_tobeg() {
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erase_display('1')
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}
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pub fn erase_clear() {
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erase_display('2')
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}
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pub fn erase_del_clear() {
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erase_display('3')
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}
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// type: 0 -> current cursor position to end of the line
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// type: 1 -> current cursor position to beginning of the line
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// type: 2 -> clears entire line
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// Note: Cursor position does not change
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pub fn erase_line(t string) {
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print('\x1b[' + t + 'K')
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}
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pub fn erase_line_toend() {
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erase_line('0')
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}
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pub fn erase_line_tobeg() {
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erase_line('1')
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}
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pub fn erase_line_clear() {
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erase_line('2')
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}
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// Will make cursor appear if not visible
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pub fn show_cursor() {
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print('\x1b[?25h')
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}
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// Will make cursor invisible
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pub fn hide_cursor() {
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print('\x1b[?25l')
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}
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