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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
<title>Muhq’s Game Web Tools</title>
<style>
[class*="cell-"] {
min-width: 20px;
min-height: 20px;
display: inline-block;
}
.cell-hidden {
margin: 1px;
}
.cell-visible {
border: 1px solid gray;
}
input[type=number] {
max-width: 5em;
}
html {
line-height: 1.5;
font-family: Georgia, serif;
font-size: 20px;
color: #1a1a1a;
background-color: #fdfdfd;
}
body {
margin: 0 auto;
max-width: 36em;
padding-left: 50px;
padding-right: 50px;
padding-top: 50px;
padding-bottom: 50px;
hyphens: auto;
word-wrap: break-word;
text-rendering: optimizeLegibility;
font-kerning: normal;
}
@media (max-width: 600px) {
body {
font-size: 0.9em;
padding: 1em;
}
}
</style>
<script language="javascript" type="text/javascript">
/*
@licstart The following is the entire license notice for the
JavaScript code in this page.
Copyright (C) 2021 Florian Fischer
The JavaScript code in this page is free software: you can
redistribute it and/or modify it under the terms of the GNU
General Public License (GNU GPL) as published by the Free Software
Foundation, either version 3 of the License, or any later version.
The code is distributed WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
As additional permission under GNU GPL version 3 section 7, you
may distribute non-source (e.g., minimized or compacted) forms of
that code without the copy of the GNU GPL normally required by
section 4, provided you include this license notice and a URL
through which recipients can access the Corresponding Source.
@licend The above is the entire license notice
for the JavaScript code in this page.
*/
// return a random number between 1 and max
function randomInt(max) {
return Math.floor(Math.random() * Number(max)) + 1;
}
// return True if the point (x,y) is in Range r
// Thanks Wolfgang for this function :)
function xyInRange(x, y, r) {
let ax = Math.abs(x);
let ay = Math.abs(y);
let abs = 0;
if (ax > ay) {
abs = ax + Math.floor(ay / 2);
} else {
abs = ay + Math.floor(ax / 2);
}
return abs <= r;
}
// Create a Range X
function range(r, include_center) {
let range_div = document.createElement("div");
for (y = -r; y <= r; y++) {
let row = document.createElement("div");
range_div.appendChild(row).className = "gridRow";
for (x = -r; x <= r; x++) {
let cell = document.createElement("div");
if (xyInRange(x, y, r)) {
cell.className = "cell-visible";
} else {
cell.className = "cell-hidden";
}
if (x == 0 && y == 0) {
cell.id = "center";
cell.style['backgroundColor'] = "yellow";
}
row.appendChild(cell);
}
}
// highlight random tile
highlightRandom(range_div, include_center);
return range_div;
}
function highlightRandom(range_div, include_center) {
let cells = range_div.querySelectorAll(".cell-visible");
while (true) {
let r = randomInt(cells.length) - 1;
let cell = cells[r];
if (cell.id == "center" && !include_center) {
continue;
}
cell.style['backgroundColor'] = "red";
return;
}
}
document.addEventListener('DOMContentLoaded', function() {
let result = document.getElementById("result");
document.getElementById("random_number_form").onsubmit = function() {
let max_input = document.getElementById('random_number_max');
result.innerHTML = "Random number: " + randomInt(max_input.value);
return false;
}
document.getElementById("random_tile_from_map_form").onsubmit = function() {
let x_input = document.getElementById('random_tile_from_map_x');
let y_input = document.getElementById('random_tile_from_map_y');
result.innerHTML = "Random tile: (x:" + randomInt(x_input.value)
+ ", y:" + randomInt(y_input.value) + ")";
return false;
}
document.getElementById("random_tile_from_range_form").onsubmit = function() {
let x_input = document.getElementById('random_tile_from_range_x');
let include_center = document.getElementById('random_tile_from_range_include_center');
let range_div = range(x_input.value, include_center.checked);
result.innerHTML = "";
result.appendChild(range_div);
// TODO select random tile
return false;
}
});
</script>
</head>
<body>
<div>
<form id="random_number_form">
Random number
<code>from 1-
<input id="random_number_max" type="number"/>
<!-- non visual submit input to submit on "Enter" -->
<input type="submit" style="display: none" />
<input id="random_number_button" value="generate" type="submit">
</code>
</form>
</div>
<div>
<form id="random_tile_from_map_form">
Random tile within
<input id="random_tile_from_map_x" type="number"/>
<input id="random_tile_from_map_y" type="number"/>
<input id="random_tile_from_map_button" value="generate" type="submit">
</form>
</div>
<div>
<form id="random_tile_from_range_form">
Random tile within Range
<input id="random_tile_from_range_x" type="number"/>
<!-- non visual submit input to submit on "Enter" -->
<input type="submit" style="display: none" />
<input id="random_tile_from_range_button" value="generate" type="submit">
<input id="random_tile_from_range_include_center" type="checkbox">
<label for="random_tile_from_range_include_center">include center</label>
</form>
</div>
<div id="result">
</div>
</body>
</html>
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