angular-img-cropper

Client side image cropper directive for AngularJS (rectangular area, aspect ratio, multi-touch)

0.0.2
latest
Source
npm

Version published: 9 years ago

Weekly downloads: 94; decreased by-10.48%

Maintainers: 1

Weekly downloads

Created: 9 years ago

Source

angular-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

Live demo on JSBin

Requirements

Modern Browser supporting <canvas>

Installing

Download

Download angular-img-cropper files from GitHub.

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.

Keywords

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Package last updated on 05 Feb 2016

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