Created
February 4, 2020 18:29
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import std | |
import color | |
import vec | |
let fontsize = 40 | |
let cursor = xy{ 4, fontsize } | |
let cursor_hz = 2 | |
fatal(gl_window("edlin", 800, 800)) | |
check(gl_set_font_name("data/fonts/Droid_Sans_Mono/DroidSansMono.ttf"), "can\'t load font!") | |
var text = "" | |
var at = 0 | |
let lowers = [ | |
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", | |
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", | |
".", ",", "/", ";", "\'", "\\", "[", "]", "-", "=" | |
] | |
let uppers = [ | |
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", | |
")", "!", "@", "#", "$", "%", "^", "&", "*", "(", | |
"<", ">", "?", ":", "\"", "|", "{", "}", "_", "+" | |
] | |
while gl_frame(): | |
gl_clear(color_black) | |
gl_set_font_size(fontsize) | |
gl_translate(xy_1 * 20): | |
if length(text) > 0: | |
gl_text(text) | |
if int(gl_time() * cursor_hz) % 2 == 0: | |
let size = gl_text_size(substring(text, 0, at)) | |
gl_translate(xy_x * float(size)) | |
gl_rect(float(cursor)) | |
if gl_button("left ctrl") >= 0 || gl_button("right ctrl") >= 0: | |
if gl_button("u") == 0: | |
text = substring(text, at, length(text)-at) | |
at = 0 | |
if gl_button("k") == 0: | |
text = substring(text, 0, at) | |
if gl_button("a") == 0: | |
at = 0 | |
if gl_button("e") == 0: | |
at = length(text) | |
if gl_button("w") == 0: | |
nil // TODO | |
else: if gl_button("backspace") == 0: | |
text = substring(text, 0, max(0, at - 1)) + substring(text, at, length(text)-at) | |
at = max(0, at - 1) | |
else: if gl_button("delete") == 0: | |
text = substring(text, 0, at) + substring(text, at+1, min(length(text), length(text)-at+1)) | |
else: if gl_button("left") == 0: | |
at = max(0, at - 1) | |
else: if gl_button("right") == 0: | |
at = min(length(text), at + 1) | |
else: | |
def advance(letter): | |
text = substring(text, 0, at) + letter + substring(text, at, length(text)-at) | |
at = at + 1 | |
if gl_button("space") == 0: | |
advance(" ") | |
for(lowers) lower, i: | |
if gl_button(lower) == 0: | |
if gl_button("left shift") >= 0 || gl_button("right shift") >= 0: | |
advance(uppers[i]) | |
else: | |
advance(lower) |
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