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- <html>
- <head>
- <meta charset="UTF-8"/>
- <title>Creador de cuadrados</title>
- <style>
- html, body{
- margin: 0px;
- padding: 0px;
- }
- canvas{
- background-color: lightgray;
- }
- </style>
- </head>
- <body>
- <canvas id="myCanvas"></canvas>
- <script>
- function randInt(min, max){
- return Math.floor((Math.random() * (max - min)) + min);
- }
- function getRandomColor() {
- var letters = '0123456789ABCDEF';
- var color = '#';
- for (var i = 0; i < 6; i++) {
- color += letters[Math.floor(Math.random() * 16)];
- }
- return color;
- }
- document.getElementById("myCanvas").width = window.innerWidth;
- document.getElementById("myCanvas").height = window.innerHeight;
- var canv = document.getElementById("myCanvas");
- var ctx = canv.getContext("2d");
- <?php
- $numberOfSquares = $_REQUEST['squares'];
- $maxSizeOfSquares = $_REQUEST['maxSize'];
- $minSizeOfSquares = $_REQUEST['minSize'];
- ?>
- var numberOfSquares = Number(<?= $numberOfSquares ?>);
- for(var i = 0; i < numberOfSquares; i++){
- ctx.beginPath();
- ctx.fillStyle = getRandomColor();
- let size = randInt(Number(<?= $minSizeOfSquares ?>), Number(<?= $maxSizeOfSquares ?>));
- ctx.fillRect(randInt(0, document.getElementById("myCanvas").width),
- randInt(0, document.getElementById("myCanvas").height),
- size,
- size);
- ctx.stroke();
- }
- </script>
- </body>
- </html>
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