src/widgets/Mediafragment.js
author veltr
Thu, 26 Apr 2012 19:18:57 +0200
branchnew-model
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child 881 f11b234497f7
permissions -rw-r--r--
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IriSP.Widgets.Mediafragment = function(player, config) {
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    IriSP.Widgets.Widget.call(this, player, config);
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    this.last_hash = "";
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    window.onhashchange = this.functionWrapper("goToHash");
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    this.player.bindPopcorn("pause","setHashToTime");
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}
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IriSP.Widgets.Mediafragment.prototype = new IriSP.Widgets.Widget();
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IriSP.Widgets.Mediafragment.prototype.draw = function() {
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    this.goToHash();
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}
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IriSP.Widgets.Mediafragment.prototype.goToHash = function() {
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    if (document.location.hash !== this.last_hash) {
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        this.last_hash = document.location.hash;
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        var _tab = this.last_hash.split("=");
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        if (_tab[0] === '#id') {
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            var _annotation = this.source.getElement(_tab[1]);
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            if (typeof _annotation !== "undefined") {
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                this.player.popcorn.currentTime(_annotation.begin.getSeconds());
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            }
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        }
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        if (_tab[0] === '#t') {
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            this.player.popcorn.currentTime(_tab[1]);
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        }
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    }
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}
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IriSP.Widgets.Mediafragment.prototype.setHashToAnnotation = function(_annotationId) {
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    this.last_hash = '#id=' + this.source.unNamespace(_annotationId);
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}
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IriSP.Widgets.Mediafragment.prototype.setHashToTime = function() {
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    this.last_hash = '#t=' + this.source.popcorn.currentTime();
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}
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IriSP.Widgets.Mediafragment.prototype.setHash = function(_hash) {
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    if (this.last_hash !== _hash) {
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        this.last_hash = _hash;
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        document.location.hash = _hash;
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    }
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}