@tindtechnologies/universalviewer
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The Universal Viewer is a community-developed open source project on a mission to help you share your 📚📜📰📽️📻🗿 with the 🌎
305 lines • 17.5 kB
JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
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if (y = 0, t) op = [op[0] & 2, t.value];
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case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
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}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.MediaElementCenterPanel = void 0;
var utils_1 = require("@edsilv/utils");
var $ = window.$;
var IIIFEvents_1 = require("../../IIIFEvents");
var Events_1 = require("../../extensions/uv-mediaelement-extension/Events");
var CenterPanel_1 = require("../uv-shared-module/CenterPanel");
var Utils_1 = require("../../../../Utils");
require("mediaelement/build/mediaelement-and-player");
require("mediaelement-plugins/dist/source-chooser/source-chooser");
require("mediaelement-plugins/dist/source-chooser/source-chooser.css");
var Events_2 = require("../../../../Events");
var MediaElementCenterPanel = /** @class */ (function (_super) {
__extends(MediaElementCenterPanel, _super);
function MediaElementCenterPanel($element) {
return _super.call(this, $element) || this;
}
MediaElementCenterPanel.prototype.create = function () {
var _this = this;
this.setConfig("mediaelementCenterPanel");
_super.prototype.create.call(this);
var that = this;
this.extensionHost.subscribe(Events_2.Events.TOGGLE_FULLSCREEN, function () {
_this.resize();
});
this.extensionHost.subscribe(IIIFEvents_1.IIIFEvents.SET_TARGET, function (target) {
var t = target.t;
if (Array.isArray(t)) {
t = t[0];
}
that.player.setCurrentTime(t);
that.player.play();
});
this.extensionHost.subscribe(IIIFEvents_1.IIIFEvents.OPEN_EXTERNAL_RESOURCE, function (resources) {
that.openMedia(resources);
});
this.$wrapper = $('<div class="wrapper"></div>');
this.$content.append(this.$wrapper);
this.$container = $('<div class="container"></div>');
this.$wrapper.append(this.$container);
this.title = this.extension.helper.getLabel();
};
MediaElementCenterPanel.prototype.openMedia = function (resources) {
return __awaiter(this, void 0, void 0, function () {
var that, canvas, poster, sources, subtitles, renderings, formats;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
that = this;
return [4 /*yield*/, this.extension.getExternalResources(resources)];
case 1:
_a.sent();
this.$container.empty();
canvas = this.extension.helper.getCurrentCanvas();
this.mediaHeight = this.options.defaultHeight;
this.mediaWidth = this.options.defaultWidth;
poster = (this.extension).getPosterImageUri();
sources = [];
subtitles = [];
renderings = canvas.getRenderings();
if (renderings && renderings.length) {
canvas.getRenderings().forEach(function (rendering) {
var _a, _b;
if (_this.isTypeMedia(rendering)) {
sources.push({
label: (_a = rendering.getLabel().getValue()) !== null && _a !== void 0 ? _a : rendering.getFormat().toString(),
type: rendering.getFormat().toString(),
src: rendering.id,
});
}
if (_this.isTypeCaption(rendering)) {
subtitles.push({
label: (_b = rendering.getLabel().getValue()) !== null && _b !== void 0 ? _b : rendering.getFormat().toString(),
id: rendering.id,
});
}
});
}
else {
formats = this.extension.getMediaFormats(this.extension.helper.getCurrentCanvas());
if (formats && formats.length) {
formats.forEach(function (format) {
var type = format.getFormat();
if (type === null) {
return;
}
if (_this.isTypeMedia(format)) {
sources.push({
label: format.__jsonld.label ? format.__jsonld.label : "",
type: type.toString(),
src: format.id,
});
}
if (_this.isTypeCaption(format)) {
subtitles.push(format.__jsonld);
}
});
}
}
if (subtitles.length > 0) {
// Show captions options popover for better interface feedback
subtitles.unshift({ id: "none" });
}
if (this.isVideo()) {
this.$media = $('<video controls="controls" preload="none" style="width:100%;height:100%;" width="100%" height="100%"></video>');
// Add VTT subtitles/captions.
this.appendTextTracks(subtitles);
this.appendMediaSources(sources);
this.$container.append(this.$media);
this.player = new MediaElementPlayer($("video")[0], {
poster: poster,
toggleCaptionsButtonWhenOnlyOne: true,
features: [
"playpause",
"current",
"progress",
"tracks",
"volume",
"sourcechooser",
"fullscreen",
],
success: function (mediaElement, originalNode) {
mediaElement.addEventListener("loadstart", function () {
// console.log("loadstart");
that.resize();
});
mediaElement.addEventListener("play", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_PLAYED, Math.floor(mediaElement.currentTime));
});
mediaElement.addEventListener("pause", function () {
// mediaelement creates a pause event before the ended event. ignore this.
if (Math.floor(mediaElement.currentTime) !=
Math.floor(mediaElement.duration)) {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_PAUSED, Math.floor(mediaElement.currentTime));
}
});
mediaElement.addEventListener("ended", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_ENDED, Math.floor(mediaElement.duration));
});
mediaElement.addEventListener("timeupdate", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_TIME_UPDATE, Math.floor(mediaElement.currentTime));
});
},
});
}
else {
// audio
this.$media = $('<audio controls="controls" preload="none" style="width:100%;height:100%;" width="100%" height="100%"></audio>');
// Add VTT subtitles/captions.
this.appendTextTracks(subtitles);
this.appendMediaSources(sources);
this.$container.append(this.$media);
this.player = new MediaElementPlayer($("audio")[0], {
poster: poster,
defaultAudioWidth: "auto",
features: [
"playpause",
"current",
"progress",
"tracks",
"volume",
"sourcechooser",
],
stretching: "responsive",
defaultAudioHeight: "auto",
showPosterWhenPaused: true,
showPosterWhenEnded: true,
success: function (mediaElement, originalNode) {
mediaElement.addEventListener("play", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_PLAYED, Math.floor(mediaElement.currentTime));
});
mediaElement.addEventListener("pause", function () {
// mediaelement creates a pause event before the ended event. ignore this.
if (Math.floor(mediaElement.currentTime) !=
Math.floor(mediaElement.duration)) {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_PAUSED, Math.floor(mediaElement.currentTime));
}
});
mediaElement.addEventListener("ended", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_ENDED, Math.floor(mediaElement.duration));
});
mediaElement.addEventListener("timeupdate", function () {
that.extensionHost.publish(Events_1.MediaElementExtensionEvents.MEDIA_TIME_UPDATE, Math.floor(mediaElement.currentTime));
});
},
});
}
this.extensionHost.publish(Events_2.Events.EXTERNAL_RESOURCE_OPENED);
this.extensionHost.publish(Events_2.Events.LOAD);
return [2 /*return*/];
}
});
});
};
MediaElementCenterPanel.prototype.appendTextTracks = function (subtitles) {
for (var _i = 0, subtitles_1 = subtitles; _i < subtitles_1.length; _i++) {
var subtitle = subtitles_1[_i];
this.$media.append($("<track label=\"".concat(subtitle.label, "\" kind=\"subtitles\" srclang=\"").concat(subtitle.language, "\" src=\"").concat(subtitle.id, "\" ").concat(subtitles.indexOf(subtitle) === 0 ? "default" : "", ">\n")));
}
};
MediaElementCenterPanel.prototype.appendMediaSources = function (sources) {
for (var _i = 0, sources_1 = sources; _i < sources_1.length; _i++) {
var source = sources_1[_i];
this.$media.append($("<source src=\"".concat(source.src, "\" type=\"").concat(source.type, "\" title=\"").concat(source.label, "\">")));
}
};
// audio/video
MediaElementCenterPanel.prototype.isTypeMedia = function (element) {
var type = element.getFormat();
if (type === null) {
return false;
}
var typeStr = type.toString();
var typeGroup = typeStr.split("/")[0];
return typeGroup === "audio" || typeGroup === "video";
};
// vtt, srt, csv
MediaElementCenterPanel.prototype.isTypeCaption = function (element) {
var type = element.getFormat();
if (type === null) {
return false;
}
var captionTypes = new Set(["text/vtt", "text/srt"]);
return captionTypes.has(type.toString());
};
MediaElementCenterPanel.prototype.isVideo = function () {
return this.extension.isVideo();
};
MediaElementCenterPanel.prototype.resize = function () {
_super.prototype.resize.call(this);
if (!this.mediaWidth || !this.mediaHeight) {
return;
}
if (this.title) {
this.$title.text((0, Utils_1.sanitize)(this.title));
}
var size = utils_1.Dimensions.fitRect(this.mediaWidth, this.mediaHeight, this.$content.width(), this.$content.height());
this.$container.height(size.height);
this.$container.width(size.width);
if (this.player) {
this.$media.width(size.width);
this.$media.height(size.height);
}
if (this.player) {
this.player.setPlayerSize();
this.player.setControlsSize();
}
};
return MediaElementCenterPanel;
}(CenterPanel_1.CenterPanel));
exports.MediaElementCenterPanel = MediaElementCenterPanel;
//# sourceMappingURL=MediaElementCenterPanel.js.map