/
notecalc.html
1263 lines (1143 loc) · 47.5 KB
/
notecalc.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>NoteCalc</title>
<link rel="stylesheet" href="assets/bootstrap.min.css"/>
<link rel="stylesheet" href="assets/bootstrap-grid.min.css"/>
<link rel="shortcut icon" type="image/png" href="assets/favico192.png"/>
<style>
.unsaved a::before {
font-weight: bold;
/*color: navy;*/
content: "*";
}
a.nav-link.active {
font-weight: bold;
color: #007bff !important;
}
.nav-tabs .nav-link {
border: 2px solid transparent;
border-top-left-radius: .25rem;
border-top-right-radius: .25rem;
}
.nav-link {
display: block;
padding: .1rem 1rem;
}
</style>
</head>
<body id='body' class="" style="overflow: hidden;">
<nav aria-label="" class="d-none d-md-block">
<ul id="tabs" class="nav nav-tabs" style="margin-bottom: 0;margin-top: 0">
<li id="tablink_add" class="nav-item">
<a class="nav-link font-weight-bold" href="javascript: void(0)"
onclick="add_tab_and_switch_to_it('')">+</a>
</li>
<!-- offset-->
<li class="nav-item">
<a class="nav-link font-weight-bold" href="javascript: void(0)"></a>
</li>
<li class="nav-item">
<a class="nav-link font-weight-bold" href="javascript: void(0)"></a>
</li>
<!-- -->
<li class="nav-item">
<a class="badge badge-primary offset-1"
href="javascript: void(0)"
style=""
data-toggle="modal"
data-target="#modal_div"
onclick="show_content_in_modal()"
>
Export
</a>
</li>
<li class="nav-item">
<a id="theme_selector_btn"
class="badge badge-light offset-1"
href="javascript: void(0)"
onclick="on_theme_btn_click()"
>
Light theme
</a>
</li>
<li class="nav-item">
<a class="badge badge-secondary offset-1"
target="_blank"
href="https://bbodi.github.io/notecalc3/"
>
Home
</a>
</li>
<li class="nav-item">
<a class="badge badge-secondary offset-1"
target="_blank"
href="https://github.com/bbodi/notecalc3"
>
GitHub
</a>
</li>
</ul>
</nav>
<!--IF YOU MODIFY THIS, DONT FORGET TO MODIFY ONCLICK-->
<!-- margin-left: 10px; margin-top: 10px-->
<div class="tabcontent"
style="position: relative;"
id="containder-div"
>
<canvas id='canvas'></canvas>
<!-- <canvas-->
<!-- style="position: absolute;top: 0;left: 0;"-->
<!-- id='webgl_canvas'>-->
<!-- </canvas>-->
</div>
<div class="modal fade"
id="modal_div"
tabindex="-1" role="dialog" aria-labelledby="contentModalTitle"
aria-hidden="true">
<div class="modal-dialog modal-dialog-centered modal-lg" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="contentModalTitle">Export</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<pre id="modal_content"
class="modal-body"
style="
font-family: 'Courier New',monospace;
line-height: initial;
">
</pre>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary"
onclick="copy_modal_content_to_clipboard()"
data-toggle="tooltip"
id="copy_to_clipboard_btn">Copy to clipboard
</button>
</div>
</div>
</div>
</div>
<script src="assets/webfont_v1.6.26.js"></script>
<script>
let font_width;
const THEME_LIGHT = 0;
const THEME_DARK = 1;
const DARK_BG_COLOR = '#282a36';
const DARK_BG_COLOR_BRIGHTER = '#000000';
let theme = THEME_LIGHT;
let canvas_dirty = false;
let can_scroll = true;
let FONT_HEIGHT = 16;
let NORMAL_FONT = 'px JetBrainsMono-Regular';
let BOLD_FONT = 'px JetBrainsMono-ExtraBold';
let FONT_VERT_PADDING = 1;
let line_height = FONT_HEIGHT + 2 * FONT_VERT_PADDING;
let CLIENT_WIDTH_IN_CHARS = 0;
let CLIENT_HEIGHT_IN_CHARS = 0;
let app_initialized = false;
let active_tab_index = 0;
let content_was_modified = false;
let active_tab_btn_dom;
let backbuffer_textarea;
let tab_index_counter = 0;
let last_drag_event = {x: -1, y: -1};
const single_pulsing_rects = [];
const repeating_pulsing_rects = [];
let is_mobile = false;
let measure_start = 0;
let is_debug = false;
let next_measure_tick = 0;
let current_second_info = {
render_time: 0,
render_count: 0,
command_count: 0,
};
let per_second_info = {
render_time: 0,
render_count: 0,
command_count: 0,
};
const canvas = document.getElementById("canvas");
const ctx = canvas.getContext("2d");
//const webgl_canvas = document.getElementById("webgl_canvas");
//const webgl_ctx = webgl_canvas.getContext("webgl");
const cursor_styles = ['text', 'default', 'w-resize', 'pointer'];
let next_full_reparse_tick = 0;
let app_ptr;
let wasm;
function create_backbuffer_textarea() {
const el = document.createElement('textarea');
el.value = '';
el.setAttribute('autocorrect', 'off');
el.setAttribute('autocapitalize', 'off');
el.style.position = 'absolute';
el.style.left = '-9999px';
el.style.top = '0px';
// if it is less than 16 px, mobile browsers automatically zoom in to it
el.style.fontSize = '32px';
document.body.appendChild(el);
return el;
}
function init_canvas() {
let size = calc_client_width();
set_client_width(size);
const div = document.getElementById('containder-div');
div.style.width = (canvas.width + 2 * font_width) + 'px';
div.style.height = (canvas.height + 2 * line_height) + 'px';
// some browser extension add a class to the body, so rmeove them
let body = document.getElementsByTagName('body').item(0);
body.style = "margin: 0";
ctx.font = FONT_HEIGHT + NORMAL_FONT;
ctx.textBaseline = "bottom";
}
function calc_client_width() {
let width = ((window.innerWidth / font_width) | 0) * font_width - 4 * font_width;
let height = ((window.innerHeight / line_height) | 0) * line_height - (4 * line_height);
if (is_mobile) {
height /= 2;
}
return {
width_px: width,
height_px: height,
width_char: (width / font_width) | 0,
height_char: (height / line_height) | 0,
};
}
function set_client_width(size) {
let dpi = window.devicePixelRatio;
if (dpi <= 1) {
dpi = 1;
}
dpi = Math.ceil(dpi);
console.log(
'window.devicePixelRatio is', window.devicePixelRatio,
'canvas scale is', dpi
);
canvas.width = size.width_px * dpi;
canvas.height = size.height_px * dpi;
ctx.scale(dpi, dpi);
canvas.style.width = size.width_px + 'px';
canvas.style.height = size.height_px + 'px';
// WebGL Canvas
//webgl_canvas.width = size.width_px * dpi;
//webgl_canvas.height = size.height_px * dpi;
//webgl_canvas.style.width = size.width_px + 'px';
//webgl_canvas.style.height = size.height_px + 'px';
CLIENT_WIDTH_IN_CHARS = size.width_char;
CLIENT_HEIGHT_IN_CHARS = size.height_char;
if (CLIENT_WIDTH_IN_CHARS * font_width < size.width_px) {
CLIENT_WIDTH_IN_CHARS += 1;
}
}
function resizeCanvas() {
const new_size = calc_client_width();
// if only the height has changed
if (is_mobile &&
app_initialized &&
(CLIENT_HEIGHT_IN_CHARS > new_size.height_char) &&
(CLIENT_WIDTH_IN_CHARS === new_size.width_char)
) {
// virtual keyboard can resize the canvas, don't allow it
return;
}
set_client_width(new_size);
const div = document.getElementById('containder-div');
div.style.width = (canvas.width + 2 * font_width) + 'px';
div.style.height = (canvas.height + 2 * line_height) + 'px';
init_canvas();
measure_start = new Date().getTime();
wasm_bindgen.handle_resize(app_ptr, CLIENT_WIDTH_IN_CHARS);
render_for_reason('resize canvas');
}
function js_log(str) {
console.log(str);
}
function render_for_reason(reason) {
current_second_info.render_count += 1;
//console.log("DIRTY", reason);
canvas_dirty = true;
if (canvas_dirty) {
const now = new Date().getTime();
wasm_bindgen.render(app_ptr);
if (need_update_selected_text) {
need_update_selected_text = false;
// hack: it must be called after the render
update_selected_text();
}
let command_count = redraw(now);
current_second_info.command_count += command_count;
let took = new Date().getTime() - measure_start;
current_second_info.render_time += took;
canvas_dirty = false;
can_scroll = true;
}
}
let need_update_selected_text = false;
function tick(_now) {
let now = new Date().getTime();
measure_start = new Date().getTime();
if (next_full_reparse_tick <= now) {
console.log("FREE");
console.log("memory: ", wasm_bindgen.get_allocated_bytes_count(app_ptr));
wasm_bindgen.reparse_everything(app_ptr);
console.log("memory: ", wasm_bindgen.get_allocated_bytes_count(app_ptr));
next_full_reparse_tick = now + 10_000;
} else if (wasm_bindgen.handle_time(app_ptr, now)) {
render_for_reason('tick');
if (content_was_modified) {
save_content();
}
} else if (single_pulsing_rects.length > 0 || repeating_pulsing_rects.length) {
render_for_reason('pulse update');
}
if (next_measure_tick <= now) {
per_second_info.render_time = current_second_info.render_time / current_second_info.render_count;
per_second_info.command_count = current_second_info.command_count / current_second_info.render_count;
per_second_info.render_count = current_second_info.render_count;
function round(num) { return Math.round((num + Number.EPSILON) * 100) / 100;}
console.log('Avg render_time: ', round(per_second_info.render_time));
console.log('Avg command_count: ', round(per_second_info.command_count));
console.log('render_cound per second: ', per_second_info.render_count);
next_measure_tick = now + 1000;
current_second_info.render_time = 0;
current_second_info.render_count = 0;
current_second_info.command_count = 0;
}
requestAnimationFrame(tick);
}
function save_content() {
let content = wasm_bindgen.get_compressed_encoded_content(app_ptr);
history.replaceState(undefined, undefined, '#' + content)
let notecalc_data = localStorage.getItem('notecalc');
if (notecalc_data === null) {
notecalc_data = {
tabs: [],
theme: THEME_LIGHT
};
} else {
notecalc_data = JSON.parse(notecalc_data);
}
notecalc_data.tabs[active_tab_index].encoded_content = content;
localStorage.setItem('notecalc', JSON.stringify(notecalc_data));
content_was_modified = false;
if (!is_mobile) {
active_tab_btn_dom.className = 'tablinks nav-item'; // remove 'unsaved' class
active_tab_btn_dom.children.item(0).className = 'nav-link active';
}
}
function on_mouse_up(e) {
//console.log("Mouse up")
wasm_bindgen.handle_mouse_up(app_ptr);
}
function on_wheel(evt) {
if (evt.ctrlKey || can_scroll === false) {
return;
}
evt.preventDefault();
let dir;
if (evt.deltaY > 0) {
// down
dir = 1;
} else if (evt.deltaY < 0) {
dir = 0;
} else {
return;
}
measure_start = new Date().getTime();
if (wasm_bindgen.handle_wheel(app_ptr, dir) === true) {
can_scroll = false;
render_for_reason('wheel');
}
}
function on_mouse_down(e) {
if (e.buttons === 1) {
const char_x = (e.offsetX) / font_width;
const char_y = (e.offsetY) / line_height;
measure_start = new Date().getTime();
wasm_bindgen.handle_click(app_ptr, char_x | 0, char_y | 0);
render_for_reason('click');
}
}
function set_fixed_content_and_cursor_pos(backbuffer_textarea) {
backbuffer_textarea.value = 'XX';
backbuffer_textarea.selectionStart = 2;
}
function on_click() {
if (is_mobile) {
backbuffer_textarea.select();
set_fixed_content_and_cursor_pos(backbuffer_textarea);
}
}
function update_selected_text() {
let selected_text = wasm_bindgen.get_selected_text_and_clear_app_clipboard(app_ptr);
if (selected_text !== undefined) {
backbuffer_textarea.value = selected_text;
backbuffer_textarea.select();
}
}
function on_drag(e) {
const char_x = ((e.offsetX) / font_width) | 0;
const char_y = ((e.offsetY) / line_height) | 0;
if (e.buttons === 1) { //dragged with left mouse button
const need_update = last_drag_event.x !== char_x || last_drag_event.y !== char_y;
measure_start = new Date().getTime();
if (need_update && wasm_bindgen.handle_drag(app_ptr, char_x, char_y)) {
need_update_selected_text = true;
render_for_reason('dragging');
last_drag_event = {x: char_x, y: char_y};
}
} else {
measure_start = new Date().getTime();
canvas.style.cursor = cursor_styles[wasm_bindgen.handle_mouse_move(app_ptr, char_x, char_y)];
//webgl_canvas.style.cursor = cursor_styles[wasm_bindgen.handle_mouse_move(app_ptr, char_x, char_y)];
render_for_reason('mouse move');
}
}
function doKeyUp(e) {
if (e.key === 'Alt') {
measure_start = new Date().getTime();
wasm_bindgen.alt_key_released(app_ptr);
set_content_was_modified();
render_for_reason('key up');
e.preventDefault();
return false;
}
}
function set_content_was_modified() {
content_was_modified = true;
if (!is_mobile) {
active_tab_btn_dom.className = 'unsaved tablinks';
active_tab_btn_dom.children.item(0).className = 'nav-link active';
}
}
let expect_keypress = false;
function doKeyDown(e) {
// console.log(e.key, 'alt', e.altKey, 'ctrl', e.ctrlKey, 'shift', e.shiftKey);
expect_keypress = false;
let key;
if (is_mobile && e.handled_for_mobile === undefined) {
return;
} else if (e.shiftKey && e.ctrlKey && e.key === 'C') {
show_content_in_modal();
return false;
} else if (e.ctrlKey && e.key === 's') {
e.preventDefault();
save_content();
return false;
} else if (e.key[0] === 'F' && e.key.length > 1) {
return;
} else if (e.key === 'CapsLock') {
return
} else if (e.key === "Backspace") {
key = 1;
} else if (e.key === "Enter") {
key = 2;
} else if (e.key === "Home") {
key = 3;
} else if (e.key === "End") {
key = 4;
} else if (e.key === "ArrowUp") {
key = 5;
} else if (e.key === "ArrowDown") {
key = 6;
} else if (e.key === "ArrowLeft") {
key = 7;
} else if (e.key === "ArrowRight") {
key = 8;
} else if (e.key === "Delete") {
key = 9;
} else if (e.key === "Escape") {
key = 10;
} else if (e.key === "PageUp") {
key = 11;
} else if (e.key === "PageDown") {
key = 12;
} else if (e.key === 'Tab') {
key = 13;
} else if (e.key === "Shift") {
return;
} else if (e.key === "Control") {
return;
} else if (e.key === "Alt") {
return;
} else if (e.key === "AltGraph") {
return;
} else if (e.key === "Dead") {
expect_keypress = true;
return;
} else if (e.ctrlKey &&
(
e.key === 'v' ||
e.key === 't' ||
e.key === 'n' ||
e.key === 'w'
)
) {
return;
} else if (e.key.length > 1) {
return;
} else {
key = e.key.codePointAt(0);
}
let modifiers = 0;
if (e.ctrlKey) {
modifiers |= 2;
}
if (e.altKey) {
modifiers |= 4;
}
if (e.shiftKey) {
modifiers |= 1;
}
//console.log('key ' + key);
measure_start = new Date().getTime();
let content_was_modified = wasm_bindgen.handle_input(app_ptr, key, modifiers);
if (content_was_modified) {
set_content_was_modified();
}
if (e.ctrlKey && (e.key === 'c' || e.key === 'x')) {
update_selected_text();
if (e.key === 'x') {
render_for_reason('ctrl-x');
}
return true;
}
render_for_reason('keydown');
e.preventDefault();
return false;
}
let command_buffer_ptr;
function redraw(now) {
ctx.clearRect(0, 0, canvas.width, canvas.height);
let command_count = -1;
let buf_index = 0;
const command_buffer = new Uint8Array(wasm.memory.buffer, command_buffer_ptr);
const debug_commands = [];
let is_header = false;
while (true) {
command_count += 1;
const command_id = command_buffer[buf_index];
buf_index += 1;
if (command_id === 0 || command_id === undefined) {
break;
} else if (command_id === 1) { // SetStyle
} else if (command_id === 2) { // SetColor
let a = command_buffer[buf_index + 0];
let b = command_buffer[buf_index + 1];
let g = command_buffer[buf_index + 2];
let r = command_buffer[buf_index + 3];
buf_index += 4;
let fillStyle = 'rgba(' + r + ', ' + g + ', ' + b + ', ' + a / 255.0 + ')';
if (is_debug) {
debug_commands.push(fillStyle);
}
ctx.fillStyle = fillStyle;
} else if (command_id === 3) { // RenderChar
let column_i = read_u8(command_buffer, buf_index);
let row_i = read_u8(command_buffer, buf_index + 1);
let ch = read_u32(command_buffer, buf_index + 2);
buf_index += 1 + 1 + 4;
let rch = String.fromCharCode(ch);
if (is_debug) {
debug_commands.push([column_i, row_i, rch]);
}
ctx.fillText(
rch,
column_i * font_width,
line_height * row_i + line_height - FONT_VERT_PADDING
);
} else if (command_id === 4) { // RenderUtf8Text | RenderString
let row_i = read_u16(command_buffer, buf_index);
let column_i = read_u16(command_buffer, buf_index + 2);
let len = read_u16(command_buffer, buf_index + 4);
buf_index += 6;
let j;
let str = '';
for (j = 0; j < len; j++) {
let ch = read_u32(command_buffer, buf_index);
let rch = String.fromCharCode(ch);
str += rch;
ctx.fillText(
rch,
(column_i + j) * font_width,
line_height * row_i + line_height - FONT_VERT_PADDING
);
buf_index += 4;
}
if (is_debug) {
debug_commands.push([column_i, row_i, str]);
}
} else if (command_id === 5) { // RenderAsciiText
let row_i = read_u16(command_buffer, buf_index);
let column_i = read_u16(command_buffer, buf_index + 2);
let len = read_u16(command_buffer, buf_index + 4);
buf_index += 6;
let j;
let str = '';
for (j = 0; j < len; j++) {
let ch = read_u8(command_buffer, buf_index);
let rch = String.fromCharCode(ch);
str += rch;
ctx.fillText(
rch,
(column_i + j) * font_width,
line_height * row_i + line_height - FONT_VERT_PADDING
);
buf_index += 1;
}
if (is_debug) {
debug_commands.push(str);
}
} else if (command_id === 7) { // RenderRectangle
let x = command_buffer[buf_index + 0];
let y = command_buffer[buf_index + 1];
let w = command_buffer[buf_index + 2];
let h = command_buffer[buf_index + 3];
buf_index += 4;
if (is_debug) {
debug_commands.push([x, y, w, h]);
}
ctx.fillRect(
x * font_width,
y * line_height,
w * font_width,
h * line_height
);
} else if (command_id === 8) { // FollowingTextCommandsAreHeaders
is_header = read_u8(command_buffer, buf_index) === 1;
if (is_header) {
ctx.font = FONT_HEIGHT + BOLD_FONT;
} else {
ctx.font = FONT_HEIGHT + NORMAL_FONT;
}
ctx.textBaseline = "bottom";
if (is_debug) {
debug_commands.push('Set Header: ' + is_header);
}
buf_index += 1;
} else if (command_id === 9) { // RenderUnderline
let x = command_buffer[buf_index + 0];
let y = command_buffer[buf_index + 1];
let w = command_buffer[buf_index + 2];
let j;
for (j = 0; j < w; j++) {
let rch = '▁';
ctx.fillText(
rch,
(x + j) * font_width,
line_height * y + line_height - FONT_VERT_PADDING
);
}
buf_index += 3;
} else if (command_id === 10) { // UpdatePulses
draw_pulsing_rects(single_pulsing_rects, repeating_pulsing_rects, now);
} else if (command_id === 101) { // Clear Pulses
repeating_pulsing_rects.length = 0;
single_pulsing_rects.length = 0;
} else if (command_id === 100) { // Pulses
let count = command_buffer[buf_index + 0];
buf_index += 1;
for (let i = 0; i < count; i++) {
let x = command_buffer[buf_index + 0];
let y = command_buffer[buf_index + 1];
let w = command_buffer[buf_index + 2];
let h = command_buffer[buf_index + 3];
buf_index += 4;
const start_color = read_u32(command_buffer, buf_index);
const end_color = read_u32(command_buffer, buf_index + 4);
const animation_time_ms = read_u16(command_buffer, buf_index + 8);
const repeat = command_buffer[buf_index + 10] !== 0;
buf_index += 4 + 4 + 2 + 1;
let item = {
x, y, w, h,
start_color,
end_color,
start_time: now,
duration_ms: animation_time_ms,
repeat: repeat
};
if (is_debug) {
debug_commands.push(item);
}
if (repeat) {
repeating_pulsing_rects.push(item);
} else {
single_pulsing_rects.push(item);
}
}
}
}
if (is_debug) {
//console.log(debug_commands);
}
return command_count;
}
function draw_pulsing_rects(single_pulsing_rects, repeating_pulsing_rects, now) {
function interp(start, end, x) {
return start + (end - start) * x;
}
function draw_pulsing_rect(pulsing_rect, delta) {
let r = interp((pulsing_rect.start_color & 0xFF000000) >>> 24, (pulsing_rect.end_color & 0xFF000000) >>> 24, delta);
let g = interp((pulsing_rect.start_color & 0x00FF0000) >>> 16, (pulsing_rect.end_color & 0x00FF0000) >>> 16, delta);
let b = interp((pulsing_rect.start_color & 0x0000FF00) >>> 8, (pulsing_rect.end_color & 0x0000FF00) >>> 8, delta);
let a = interp((pulsing_rect.start_color & 0x000000FF) >>> 0, (pulsing_rect.end_color & 0x000000FF) >>> 0, delta);
// TODO opt
ctx.fillStyle = 'rgba(' + r + ', ' + g + ', ' + b + ', ' + a / 255.0 + ')';
ctx.fillRect(
pulsing_rect.x * font_width,
pulsing_rect.y * line_height,
pulsing_rect.w * font_width,
pulsing_rect.h * line_height
);
}
for (const pulsing_rect of single_pulsing_rects) {
let delta = (now - pulsing_rect.start_time) / pulsing_rect.duration_ms;
if (delta > 1) {
single_pulsing_rects.shift();
continue;
}
draw_pulsing_rect(pulsing_rect, delta);
}
for (const pulsing_rect of repeating_pulsing_rects) {
let delta = (now - pulsing_rect.start_time) / pulsing_rect.duration_ms;
if (delta > 1) {
pulsing_rect.start_time = now;
delta = 0;
}
draw_pulsing_rect(pulsing_rect, delta);
}
}
function read_u8(buf, byte_pos) {
return buf[byte_pos];
}
function read_u16(buf, byte_pos) {
return (buf[byte_pos + 0] << 0) |
buf[byte_pos + 1] << 8;
}
function read_u32(buf, byte_pos) {
return (buf[byte_pos + 0] << 0) |
(buf[byte_pos + 1] << 8) |
(buf[byte_pos + 2] << 16) |
(buf[byte_pos + 3] << 24);
}
function paste_from_clipboard(pasted_text) {
measure_start = new Date().getTime();
wasm_bindgen.handle_paste(app_ptr, pasted_text);
render_for_reason('paste');
save_content();
return false;
}
function on_tab_click(index) {
if (!is_mobile) {
let tab_btn = document.getElementById('tablink_' + index);
if (tab_btn === null) {
return;
}
let tablinks = document.getElementsByClassName("tablinks");
for (i = 0; i < tablinks.length; i++) {
tablinks[i].className = 'tablinks nav-item';
tablinks[i].children.item(0).className = 'nav-link';
tablinks[i].children.item(0).style.backgroundColor = null;
tablinks[i].children.item(0).style.borderColor = null;
}
tab_btn.className = 'tablinks nav-item';
tab_btn.children.item(0).className = 'nav-link active';
if (theme === THEME_DARK) {
tab_btn.children.item(0).style.backgroundColor = '#A6B6E8';
tab_btn.children.item(0).style.borderColor = DARK_BG_COLOR_BRIGHTER + ' ' + DARK_BG_COLOR_BRIGHTER + ' ' + DARK_BG_COLOR;
}
}
reload_content(index);
}
function on_tab_close(index, dangerous) {
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
if (index === 0 && notecalc_data.tabs.length === 1) {
return;
}
if (dangerous || window.confirm("Are you sure to delete this tab?")) {
notecalc_data.tabs.splice(index, 1);
localStorage.setItem('notecalc', JSON.stringify(notecalc_data));
document.getElementById('tablink_' + index).remove();
let tablinks = document.getElementsByClassName("tablinks");
for (i = 0; i < tablinks.length; i++) {
let li = tablinks[i];
li.setAttribute('id', 'tablink_' + i);
li.setAttribute('onclick', 'on_tab_click(' + i + ')');
let dom_a = li.children.item(0);
let dom_a_text = dom_a.childNodes[0];
dom_a_text.nodeValue = 'Note ' + (i + 1) + ' ';
let close_btn = dom_a.childNodes[1];
close_btn.setAttribute('id', 'tablink_close' + i);
close_btn.setAttribute('onclick', 'on_tab_close(' + i + ')');
}
tab_index_counter = tablinks.length;
reload_content(Math.min(index, notecalc_data.tabs.length - 1));
active_tab_btn_dom.className = 'tablinks nav-item';
active_tab_btn_dom.children.item(0).className = 'nav-link active';
}
return false;
}
function set_active_tab_index(index) {
active_tab_index = index;
if (!is_mobile) {
active_tab_btn_dom = document.getElementsByClassName('tablinks')[index];
}
}
function insert_tab_dom() {
let index = tab_index_counter;
tab_index_counter += 1;
let li = document.createElement('li');
li.setAttribute('id', 'tablink_' + index);
li.className = 'tablinks nav-item';
li.onclick = function () {
on_tab_click(index)
};
li.innerHTML = "<a class=\"nav-link\" href=\"javascript: void(0)\">Note " + (index + 1) + " " +
" <button id=\"tablink_close" + index + "\" type=\"button\" class=\"close tablinks_close\" " +
" aria-label=\"Close\" " +
" onclick=\"on_tab_close(" + index + ")\" " +
" style=\"float: none;font-size: 1.2rem;\">\n" +
" <span aria-hidden=\"true\">×</span>\n" +
" </button>\n" +
" </a>";
document.getElementById('tabs').insertBefore(li, document.getElementById('tablink_add'));
return index;
}
function init_tabs_dom() {
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
for (i = 0; i < notecalc_data.tabs.length; ++i) {
insert_tab_dom();
}
}
function add_tab_and_switch_to_it(encoded_content) {
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
let index = insert_tab_dom();
notecalc_data.tabs.push({
encoded_content: encoded_content
});
localStorage.setItem('notecalc', JSON.stringify(notecalc_data));
on_tab_click(index);
}
function show_content_in_modal() {
const str = wasm_bindgen.get_selected_rows_with_results(app_ptr);
document.getElementById('modal_content').innerText = str;
}
function on_theme_btn_click() {
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
let new_theme;
if (notecalc_data.theme === THEME_LIGHT) {
new_theme = THEME_DARK;
} else {
new_theme = THEME_LIGHT;
}
apply_theme(new_theme);
}
function apply_theme(new_theme) {
theme = new_theme;
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
let btn = document.getElementById('theme_selector_btn');
notecalc_data.theme = theme;
if (theme === THEME_LIGHT) {
btn.className = "badge badge-dark offset-1";
btn.innerText = 'Dark theme'
document.getElementsByTagName('body')[0].style.backgroundColor = "#FFFFFF";
document.getElementById('tabs').style.borderBottom = null;
document.getElementById('body').className = '';
} else {
btn.className = "badge badge-light offset-1";
btn.innerText = 'Light theme'
document.getElementsByTagName('body')[0].style.backgroundColor = DARK_BG_COLOR;
document.getElementById('tabs').style.borderBottom = "1px solid " + DARK_BG_COLOR_BRIGHTER;
document.getElementById('body').className = 'bg-dark';
}
localStorage.setItem('notecalc', JSON.stringify(notecalc_data));
on_tab_click(active_tab_index);
wasm_bindgen.set_theme(app_ptr, theme);
render_for_reason('THEME changed');
}
function copy_modal_content_to_clipboard() {
let content = document.getElementById('modal_content');
content.focus();
selection = window.getSelection();
range = document.createRange();
range.selectNodeContents(content);
selection.removeAllRanges();
selection.addRange(range);
document.execCommand("copy");
selection.removeAllRanges();
$('#copy_to_clipboard_btn').tooltip({
placement: 'top',
title: 'Copied',
trigger: 'focus'
})
$('#copy_to_clipboard_btn').tooltip('show');
}
function reload_content(tab_index) {
single_pulsing_rects.length = 0;
repeating_pulsing_rects.length = 0;
ctx.clearRect(0, 0, canvas.width, canvas.height);
let notecalc_data = JSON.parse(localStorage.getItem('notecalc'));
let tabs = notecalc_data.tabs;
set_active_tab_index(tab_index);
measure_start = new Date().getTime();
wasm_bindgen.set_compressed_encoded_content(
app_ptr,
tabs[active_tab_index].encoded_content
);
history.replaceState(undefined, undefined, '#' + tabs[active_tab_index].encoded_content)
render_for_reason('reload content');
}
async function run() {
if (is_debug) {
wasm = await wasm_bindgen('frontend-web/pkg/frontend_web_bg.wasm?v=0.3.0');
} else {
wasm = await wasm_bindgen('assets/frontend_web_bg.wasm?v=0.3.0');
}
const size = calc_client_width();
set_client_width(size);
app_ptr = wasm.create_app(CLIENT_WIDTH_IN_CHARS, CLIENT_HEIGHT_IN_CHARS);
command_buffer_ptr = wasm.get_command_buffer_ptr();