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3.141592653589793238462643

master
quegzacov 2 years ago
parent
commit
3e92c6bceb
  1. 2
      index.php
  2. 12
      script.js

2
index.php

@ -20,7 +20,7 @@ var_dump($res);
<g stroke="black" stroke-width=2></g>
</svg>
<script type="text/javascript">
draw_roulette(3, 200, 200, 200);
draw_roulette(3, 200, 200, 200, ["arthur", "jimmy", "Jamel"]);
</script>
</body>
</html>

12
script.js

@ -1,16 +1,24 @@
function draw_roulette(nb_person, x, y, r){
function draw_roulette(nb_person, x, y, r, names){
let chart = document.getElementById("roulette").querySelector('g');
let starting_coo = new Array(x, y + r);
let text_coo = starting_coo;
let center = new Array(x + r, y + r);
let angle = 0;
for (let i=0; i < nb_person; i++){
let coo_arr = new Array(center[0] - r * Math.cos(2 * Math.PI / nb_person * (i+1)), center[1] - r * Math.sin(2 * Math.PI / nb_person * (i+1)));
let new_path = document.createElement("path");
new_path.setAttribute('fill', 'green');
new_path.setAttribute('d', "M " + starting_coo[0] + " " + starting_coo[1] + " A " + r + " " + r " 0 0 1 " + coo_arr[0] + " " + coo_arr[1] + " L " + center[0] + " " + center[1] + " Z");
new_path.setAttribute('d', "M " + starting_coo[0] + " " + starting_coo[1] + " A " + r + " " + r + " 0 0 1 " + coo_arr[0] + " " + coo_arr[1] + " L " + center[0] + " " + center[1] + " Z");
let text = document.createElement("text");
text.innerTEXT = names[i];
text.setAttribute("transform", "rotate("+(-360)/nb_person+", "+center[0]+", "+center[1]+")");
chart.appendChild(new_path);
chart.appendChild(text);
chart.innerHTML += ' ';
console.log(new_path.getAttribute('d'));
starting_coo = coo_arr

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