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| author | Mario <mario@mariovavti.com> | 2018-03-09 11:12:18 +0100 |
|---|---|---|
| committer | Mario <mario@mariovavti.com> | 2018-03-09 11:12:18 +0100 |
| commit | 4baf5eab16d809977a44e7911ddcab0ff8383897 (patch) | |
| tree | 393f618c4cfc20f53264ecd8a26a08de0823d35d /library/cropperjs/examples/customize-preview.html | |
| parent | 577da0eb9eb1f90a4cf7a70cfb3582cfb49007ac (diff) | |
| parent | 7361af85b5488fc8bd1744389a3a332dc74276b0 (diff) | |
| download | volse-hubzilla-3.2.tar.gz volse-hubzilla-3.2.tar.bz2 volse-hubzilla-3.2.zip | |
Merge branch '3.2RC'3.2
Diffstat (limited to 'library/cropperjs/examples/customize-preview.html')
| -rw-r--r-- | library/cropperjs/examples/customize-preview.html | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/library/cropperjs/examples/customize-preview.html b/library/cropperjs/examples/customize-preview.html new file mode 100644 index 000000000..ea1c24b88 --- /dev/null +++ b/library/cropperjs/examples/customize-preview.html @@ -0,0 +1,123 @@ +<!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="../dist/cropper.css"> + <style> + .container { + max-width: 960px; + margin: 20px auto; + } + + img { + max-width: 100%; + } + + .row, + .preview { + overflow: hidden; + } + + .col { + float: left; + } + + .col-6 { + width: 50%; + } + + .col-3 { + width: 25%; + } + + .col-2 { + width: 16.7%; + } + + .col-1 { + width: 8.3%; + } + </style> +</head> +<body> + + <div class="container"> + <h1>Customize preview for Cropper</h1> + <div class="row"> + <div class="col col-6"> + <img id="image" src="../docs/images/picture.jpg" alt="Picture"> + </div> + <div class="col col-3"> + <div class="preview"></div> + </div> + <div class="col col-2"> + <div class="preview"></div> + </div> + <div class="col col-1"> + <div class="preview"></div> + </div> + </div> + </div> + + <script src="../dist/cropper.js"></script> + <script> + function each(arr, callback) { + var length = arr.length; + var i; + + for (i = 0; i < length; i++) { + callback.call(arr, arr[i], i, arr); + } + + return arr; + } + + window.addEventListener('DOMContentLoaded', function () { + var image = document.querySelector('#image'); + var previews = document.querySelectorAll('.preview'); + var cropper = new Cropper(image, { + ready: function () { + var clone = this.cloneNode(); + + clone.className = '' + clone.style.cssText = ( + 'display: block;' + + 'width: 100%;' + + 'min-width: 0;' + + 'min-height: 0;' + + 'max-width: none;' + + 'max-height: none;' + ); + + each(previews, function (elem) { + elem.appendChild(clone.cloneNode()); + }); + }, + + crop: function (e) { + var data = e.detail; + var cropper = this.cropper; + var imageData = cropper.getImageData(); + var previewAspectRatio = data.width / data.height; + + each(previews, function (elem) { + var previewImage = elem.getElementsByTagName('img').item(0); + var previewWidth = elem.offsetWidth; + var previewHeight = previewWidth / previewAspectRatio; + var imageScaledRatio = data.width / previewWidth; + + elem.style.height = previewHeight + 'px'; + previewImage.style.width = imageData.naturalWidth / imageScaledRatio + 'px'; + previewImage.style.height = imageData.naturalHeight / imageScaledRatio + 'px'; + previewImage.style.marginLeft = -data.x / imageScaledRatio + 'px'; + previewImage.style.marginTop = -data.y / imageScaledRatio + 'px'; + }); + } + }); + }); + </script> +</body> +</html> |