All files / pdf.js/build/lib/web annotation_layer_builder.js

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/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict';
 
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined;
 
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
 
var _pdf = require('../pdf');
 
var _ui_utils = require('./ui_utils');
 
var _pdf_link_service = require('./pdf_link_service');
 
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
 
var AnnotationLayerBuilder = function () {
  function AnnotationLayerBuilder(_ref) {
    var pageDiv = _ref.pageDiv,
        pdfPage = _ref.pdfPage,
        linkService = _ref.linkService,
        downloadManager = _ref.downloadManager,
        _ref$renderInteractiv = _ref.renderInteractiveForms,
        renderInteractiveForms = _ref$renderInteractiv === undefined ? false : _ref$renderInteractiv,
        _ref$l10n = _ref.l10n,
        l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;
 
    _classCallCheck(this, AnnotationLayerBuilder);
 
    this.pageDiv = pageDiv;
    this.pdfPage = pdfPage;
    this.linkService = linkService;
    this.downloadManager = downloadManager;
    this.renderInteractiveForms = renderInteractiveForms;
    this.l10n = l10n;
    this.div = null;
    this._cancelled = false;
  }
 
  _createClass(AnnotationLayerBuilder, [{
    key: 'render',
    value: function render(viewport) {
      var _this = this;
 
      var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'display';
 
      this.pdfPage.getAnnotations({ intent: intent }).then(function (annotations) {
        if (_this._cancelled) {
          return;
        }
        var parameters = {
          viewport: viewport.clone({ dontFlip: true }),
          div: _this.div,
          annotations: annotations,
          page: _this.pdfPage,
          renderInteractiveForms: _this.renderInteractiveForms,
          linkService: _this.linkService,
          downloadManager: _this.downloadManager
        };
        if (_this.div) {
          _pdf.AnnotationLayer.update(parameters);
        } else {
          if (annotations.length === 0) {
            return;
          }
          _this.div = document.createElement('div');
          _this.div.className = 'annotationLayer';
          _this.pageDiv.appendChild(_this.div);
          parameters.div = _this.div;
          _pdf.AnnotationLayer.render(parameters);
          _this.l10n.translate(_this.div);
        }
      });
    }
  }, {
    key: 'cancel',
    value: function cancel() {
      this._cancelled = true;
    }
  }, {
    key: 'hide',
    value: function hide() {
      if (!this.div) {
        return;
      }
      this.div.setAttribute('hidden', 'true');
    }
  }]);
 
  return AnnotationLayerBuilder;
}();
 
var DefaultAnnotationLayerFactory = function () {
  function DefaultAnnotationLayerFactory() {
    _classCallCheck(this, DefaultAnnotationLayerFactory);
  }
 
  _createClass(DefaultAnnotationLayerFactory, [{
    key: 'createAnnotationLayerBuilder',
    value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
      var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
      var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
 
      return new AnnotationLayerBuilder({
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        renderInteractiveForms: renderInteractiveForms,
        linkService: new _pdf_link_service.SimpleLinkService(),
        l10n: l10n
      });
    }
  }]);
 
  return DefaultAnnotationLayerFactory;
}();
 
exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;