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编辑当前文件:/home2/sdektunc/www/media/plg_media-action_crop/js/crop.js

/**
 * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

/* global Cropper */
let formElements;
let activated = false;
let instance;

const init = image => {
  // Set default aspect ratio after numeric check, option has a dummy value
  const defaultCropFactor = image.naturalWidth / image.naturalHeight;

if (!Number.isNaN(defaultCropFactor) && Number.isFinite(defaultCropFactor)) {
    formElements.cropAspectRatioOption.value = defaultCropFactor;
  } // Initiate the cropper

instance = new Cropper(image, {
    viewMode: 1,
    responsive: true,
    restore: true,
    autoCrop: true,
    movable: false,
    zoomable: false,
    rotatable: false,
    autoCropArea: 1,

// scalable: false,
    crop(e) {
      formElements.cropX.value = Math.round(e.detail.x);
      formElements.cropY.value = Math.round(e.detail.y);
      formElements.cropWidth.value = Math.round(e.detail.width);
      formElements.cropHeight.value = Math.round(e.detail.height);
      const format = Joomla.MediaManager.Edit.original.extension === 'jpg' ? 'jpeg' : Joomla.MediaManager.Edit.original.extension;
      const quality = formElements.cropQuality.value; // Update the store

Joomla.MediaManager.Edit.current.contents = this.cropper.getCroppedCanvas().toDataURL(`image/${format}`, quality); // Notify the app that a change has been made

window.dispatchEvent(new Event('mediaManager.history.point'));
    }

}); // Add listeners

if (!activated) {
    addListeners();
  }

instance.setAspectRatio(formElements.cropAspectRatioOption.value);
}; // Register the Events

Deactivate(image) {
      return new Promise((resolve
      /* , reject */
      ) => {
        if (image.cropper) {
          image.cropper.destroy();
          instance = null;
        }

resolve();
      });
    }

};
}, {
  once: true
});