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+<!DOCTYPE html>
+<html lang="en">
+<head>
+ <meta charset="utf-8">
+ <meta http-equiv="x-ua-compatible" content="ie=edge">
+ <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+ <title>Cropper.js</title>
+ <link rel="stylesheet" href="../css/cropper.css">
+ <style>
+ .container {
+ margin: 20px auto;
+ max-width: 640px;
+ }
+
+ img {
+ max-width: 100%;
+ }
+ </style>
+</head>
+<body>
+ <div class="container">
+ <h1>Minimum and maximum cropped dimensions</h1>
+ <h3>Image</h3>
+ <div>
+ <img id="image" src="../images/picture.jpg" alt="Picture">
+ </div>
+ <p>Maximum Width: 640, Maximum Height: 320, Minimum Width: 320, Minimum Height: 160</p>
+ <p>Data: <span id="data"></span></p>
+ <h3>Result</h3>
+ <p>
+ <button type="button" id="button">Crop</button>
+ </p>
+ <div id="result"></div>
+ </div>
+ <script src="../js/cropper.js"></script>
+ <script>
+ window.addEventListener('DOMContentLoaded', function () {
+ var image = document.querySelector('#image');
+ var data = document.querySelector('#data');
+ var button = document.getElementById('button');
+ var result = document.getElementById('result');
+ var minCroppedWidth = 320;
+ var minCroppedHeight = 160;
+ var maxCroppedWidth = 640;
+ var maxCroppedHeight = 320;
+ var cropper = new Cropper(image, {
+ viewMode: 3,
+
+ data: {
+ width: (minCroppedWidth + maxCroppedWidth) / 2,
+ height: (minCroppedHeight + maxCroppedHeight) / 2,
+ },
+
+ crop: function (event) {
+ var width = event.detail.width;
+ var height = event.detail.height;
+
+ if (
+ width < minCroppedWidth
+ || height < minCroppedHeight
+ || width > maxCroppedWidth
+ || height > maxCroppedHeight
+ ) {
+ cropper.setData({
+ width: Math.max(minCroppedWidth, Math.min(maxCroppedWidth, width)),
+ height: Math.max(minCroppedHeight, Math.min(maxCroppedHeight, height)),
+ });
+ }
+
+ data.textContent = JSON.stringify(cropper.getData(true));
+ },
+ });
+
+ button.onclick = function () {
+ result.innerHTML = '';
+ result.appendChild(cropper.getCroppedCanvas());
+ };
+ });
+ </script>
+</body>
+</html>