JarCastingangular-img-cropper
An image cropping tool for AngularJS. Features a rectangular crop area. The crop area's aspect ratio can be enforced during dragging. The crop image can either be 1:1 or scaled to fit an area.
Screenshot
Live demo
Requirements
- Modern Browser supporting
<canvas>
Installing
Download
- Download angular-img-cropper files from GitHub.
Or
- Install with Bower
bower install angular-img-cropper
Add dependency
Add the image cropper module as a dependancy to your application module:
angular.module('myApp', ['angular-img-cropper']);
Options
| Parameter | Description |
|---|---|
| crop-width | The width of the crop area |
| crop-height | The height of the crop area |
| image | The source image to crop |
| cropped-image (optional) | The cropped image |
| keep-aspect | Enforces that the aspect ratio is kept when dragging the crop area. The aspect ratio is defined by the width and height paramater. |
| touch-radius | The radius for detecting touches/clicks on the corner drag markers and the centre drag marker. |
| crop-area-bounds (optional) | A model that will be automatically updated with the bounds (left, right, top, bottom) of the crop area relative to the original source image. |
| min-width (optional) | The minimum width that the crop area can be set to. |
| min-height (optional) | The minimum height that the crop area can be set to. |
| cors (optional) | Allows images loaded from foreign origins to be used in canvas as if they were being loaded from the current origin (MDN). Default: no |
Example usage
Markup example
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.15/angular.js"></script>
<script src="angular-img-cropper.min.js"></script>
<script>
angular.module('myApp', ['angular-img-cropper']);
angular.module('myApp').controller("ImageCropperCtrl",[ '$scope', function($scope)
{
$scope.cropper = {};
$scope.cropper.sourceImage = null;
$scope.cropper.croppedImage = null;
$scope.bounds = {};
$scope.bounds.left = 0;
$scope.bounds.right = 0;
$scope.bounds.top = 0;
$scope.bounds.bottom = 0;
}]);
</script>
<meta charset="utf-8">
<title>Example</title>
</head>
<body ng-app="myApp">
<div ng-controller="ImageCropperCtrl as ctrl">
<input type="file" img-cropper-fileread image="cropper.sourceImage" />
<div>
<canvas width="500" height="300" id="canvas" image-cropper image="cropper.sourceImage" cropped-image="cropper.croppedImage" crop-width="400" crop-height="200" keep-aspect="true" touch-radius="30" crop-area-bounds="bounds"></canvas>
</div>
<div>Cropped Image (Left: {{bounds.left}} Right: {{bounds.right}} Top: {{bounds.top}} Bottom: {{bounds.bottom}})</div>
<div ng-show="cropper.croppedImage!=null"><img ng-src="{{cropper.croppedImage}}" /></div>
</div>
</body>
</html>
License
See the LICENSE file.