openmedialibrary_reader/epub.js/plugins/hypothesis.js
2015-03-08 01:11:19 +05:30

109 lines
No EOL
2.5 KiB
JavaScript

EPUBJS.reader.plugins.HypothesisController = function(Book) {
var reader = this;
var book = reader.book;
var element = document.getElementById("hypothesis");
var body = window.document.body;
var annotator;
var $main = $("#main");
var updateAnnotations = function() {
var annotatations = [],
guestAnnotator = reader.book.renderer.render.window.annotator,
_$,
$annotations, width;
if(!guestAnnotator) {
if(annotator) annotator.updateViewer([]);
return;
};
_$ = guestAnnotator.constructor.$;
$annotations = _$(".annotator-hl");
width = reader.book.renderer.render.iframe.clientWidth;
//-- Find visible annotations
$annotations.each(function(){
var $this = _$(this),
left = this.getBoundingClientRect().left;
if(left >= 0 && left <= width) {
annotatations.push($this.data('annotation'));
}
});
//-- Update viewer
annotator.updateViewer(annotatations);
};
var attach = function(){
annotator = window.annotator;
annotator.frame.appendTo(element);
annotator.subscribe('annotationEditorShown', function () {
showAnnotations(true);
});
annotator.subscribe('annotationViewerShown', function () {
showAnnotations(true);
});
annotator.subscribe("annotationsLoaded", function(e){
var _$ = reader.book.renderer.render.window.annotator.constructor.$;
reader.annotator = annotator;
updateAnnotations();
_$(reader.book.renderer.contents).on("click", ".annotator-hl", function(event){
var $this = _$(this);
reader.annotator.updateViewer([$this.data('annotation')]);
// $scope.$apply(function(){
// $scope.single = true;
// $scope.noUpdate = true;
// });
});
});
$(".h-icon-comment").on("click", function () {
if ($main.hasClass("single")) {
showAnnotations(false);
} else {
showAnnotations(true);
}
});
reader.book.on("renderer:locationChanged", function(){
updateAnnotations();
});
}
var showAnnotations = function(single) {
var currentPosition = reader.currentLocationCfi;
reader.settings.sidebarReflow = false;
if(single) {
$main.addClass("single");
window.annotator.setVisibleHighlights(true);
} else {
$main.removeClass("single");
window.annotator.setVisibleHighlights(false);
}
$main.one("transitionend", function(){
book.gotoCfi(currentPosition);
});
};
book.ready.all.then(function() {
reader.HypothesisController.attach();
});
return {
'attach': attach
};
};