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Informations about the package yii2-widget-upload-crop
Yii2 Upload Crop Widget
========== Yii2 widget that enhance file input with crop and zoom features.
Based on package cyneek/yii2-widget-upload-crop by Joseba Juániz.
Installation
The preferred way to install this extension is through composer.
Either run
or add
to the require section of your composer.json file.
Usage
This widget is ready with all required scripts in it's assets, just call the widget to render it:
echo \dpodium\yii2\widget\upload\crop\UploadCrop::widget(
[
'form' => $form,
'model' => $fileModel,
'attribute' => 'avatar',
'maxSize' => 300,
'imageSrc' => (isset($imageSrc)) ? $$imageSrc : '',
'title' => Yii::t('admin', 'Crop photo'),
'changePhotoTitle' => Yii::t('admin', 'Change photo'),
'jcropOptions' => [
'dragMode' => 'move',
'viewMode' => 1,
'autoCropArea' => '0.1',
'restore' => false,
'guides' => false,
'center' => false,
'movable' => true,
'highlight' => false,
'cropBoxMovable' => false,
'cropBoxResizable' => false,
'background' => false,
'minContainerHeight' => 500,
'minCanvasHeight' => 400,
'minCropBoxWidth' => 200,
'minCropBoxHeight' => 200,
'responsive' => true,
'toggleDragModeOnDblclick' => false
]
]
);Widget method options
-
model (string) (Mandatory)
Defines the model that will be used to make the form input field. You may use DynamicForm for it.
-
attribute (string) (Mandatory)
Defines the model attribute that will be used to make de form input field. If using dynamicform, just create a temporary attribute, eg. 'image'.
-
form (ActiveForm) (optional)
Its the ActiveForm object that defines the form in which the widget it's included. It will be used to inherit the form config when making the input field.
-
enableClientValidation (boolean) (optional)
Used when the form option it's not defined. It establishes if it's or isn't activated in the widget input fields the Yii2 javaScript client validation.
-
imageOptions (array) (optional)
List with options that will be added to the image field that will be used to define the crop data in the modal. The format should be ['option' => 'value'].
-
jcropOptions (array) (optional)
List with options that will be added in javaScript while creating the crop object. For more information about which options can be added you can read this web.
- maxSize (integer) (optional)
Being 300 by default, it's the attribute that defines the max-height and max-width that will be applied to the preview image that it's shown after selecting a crop zone.
Recovering form image and crop data
The form will send to the server the data this way:
-
Image file: it must be assigned to the model attribute itself in the usual way. For example
-
Cropping values: they will be sent to Yii 2 in array form:
["cropping"]=> array(4) { ["x"]=> string(1) "12" ["width"]=> string(3) "400" ["y"]=> string(1) "0" ["height"]=> string(3) "297" }
