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Created November 23, 2022 00:28
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Cropperjs with bootstrap 5.2 modal example
<!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 href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-rbsA2VBKQhggwzxH7pPCaAqO46MgnOM80zW1RWuH61DGLwZJEdK2Kadq2F9CUG65" crossorigin="anonymous">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/font/bootstrap-icons.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.13/cropper.min.css" integrity="sha512-cyzxRvewl+FOKTtpBzYjW6x6IAYUCZy3sGP40hn+DQkqeluGRCax7qztK2ImL64SA+C7kVWdLI6wvdlStawhyw==" crossorigin="anonymous" referrerpolicy="no-referrer" />
<style>
.img-container img {
max-width: 100%;
}
.container {
margin: 20px auto;
max-width: 640px;
}
.cropper-view-box,
.cropper-face {
border-radius: 50%;
}
/* The css styles for `outline` do not follow `border-radius` on iOS/Safari (#979). */
.cropper-view-box {
outline: 0;
box-shadow: 0 0 0 1px #39f;
}
</style>
</head>
<body>
<div class="container">
<h1>Cropper in a Bootstrap modal</h1>
<!-- Button trigger modal -->
<button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#exampleModal">
Launch demo modal
</button>
<!-- Modal -->
<div class="modal fade" id="exampleModal" tabindex="-1" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h1 class="modal-title fs-5" id="exampleModalLabel">Modal title</h1>
<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
</div>
<div class="modal-body">
<div class="img-container">
<img id="image" src="{{Storage::url('upload/image/202211/x6d5A3MSh2kkyvJC4Hwz3GzdGoyZOxwR7Wane8jp.jpg')}}" alt="Picture">
</div>
<h3>Result</h3>
<p>
<button type="button" id="button">Crop</button>
</p>
<div id="result"></div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary">Save changes</button>
</div>
</div>
</div>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js" integrity="sha384-oBqDVmMz9ATKxIep9tiCxS/Z9fNfEXiDAYTujMAeBAsjFuCZSmKbSSUnQlmh/jp3" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js" integrity="sha384-cuYeSxntonz0PPNlHhBs68uyIAVpIIOZZ5JqeqvYYIcEL727kskC66kF92t6Xl2V" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.13/cropper.min.js" integrity="sha512-6lplKUSl86rUVprDIjiW8DuOniNX8UDoRATqZSds/7t6zCQZfaCe3e5zcGaQwxa8Kpn5RTM9Fvl3X2lLV4grPQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script>
function getRoundedCanvas(sourceCanvas) {
var canvas = document.createElement('canvas');
var context = canvas.getContext('2d');
var width = sourceCanvas.width;
var height = sourceCanvas.height;
canvas.width = width;
canvas.height = height;
context.imageSmoothingEnabled = true;
context.drawImage(sourceCanvas, 0, 0, width, height);
context.globalCompositeOperation = 'destination-in';
context.beginPath();
context.arc(width / 2, height / 2, Math.min(width, height) / 2, 0, 2 * Math.PI, true);
context.fill();
return canvas;
}
window.addEventListener('DOMContentLoaded', function () {
var image = document.getElementById('image');
var cropBoxData;
var canvasData;
var cropper;
var croppable = false;
$('#exampleModal').on('shown.bs.modal', function () {
cropper = new Cropper(image, {
aspectRatio: 1,
viewMode: 1,
autoCropArea: 0.5,
ready: function () {
//Should set crop box data first here
croppable = true;
cropper.setCropBoxData(cropBoxData).setCanvasData(canvasData);
}
});
}).on('hidden.bs.modal', function () {
cropBoxData = cropper.getCropBoxData();
canvasData = cropper.getCanvasData();
cropper.destroy();
});
var button = document.getElementById('button');
var result = document.getElementById('result');
button.onclick = function () {
var croppedCanvas;
var roundedCanvas;
var roundedImage;
if (!croppable) {
return;
}
// Crop
croppedCanvas = cropper.getCroppedCanvas();
// Round
roundedCanvas = getRoundedCanvas(croppedCanvas);
// Show
roundedImage = document.createElement('img');
roundedImage.src = roundedCanvas.toDataURL()
result.innerHTML = '';
result.appendChild(roundedImage);
};
});
</script>
</body>
</html>
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