A draft of player controller in libjs
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@ -17,3 +17,4 @@ configure_file(localModel.js localModel.js)
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configure_file(catalogue.js catalogue.js)
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configure_file(imagePane.js imagePane.js)
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configure_file(file/file.js file/file.js)
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configure_file(player.js player.js)
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118
libjs/wController/player.js
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118
libjs/wController/player.js
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@ -0,0 +1,118 @@
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"use strict";
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var Controller = require("./controller");
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var Button = require("./button");
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var Vocabulary = require("./vocabulary");
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var Enum = require("../utils/enum");
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var Player = Controller.inherit({
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className: "Player",
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constructor: function(addr) {
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Controller.fn.constructor.call(this, addr);
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this.controls = Object.create(null);
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this.views = Object.create(null);
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this.addHandler("get");
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this.addHandler("viewsChange");
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},
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_addControl: function(type, address) {
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var t = type.valueOf();
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if (this.controls[t] !== undefined) {
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throw new Error("An attempt to add multiple instances of " + ItemType.reversed[t] + " into Player");
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}
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if (ItemType.reversed[t] !== undefined) {
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switch (t) {
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case ItemType.straight.playPause:
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var btn = new Button(address.clone());
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btn.itemType = t;
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this.controls[t] = btn;
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this.addController(btn);
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break;
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default:
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this.trigger("serviceMessage", "An attempt to add ItemType " + ItemType.reversed[t] + " to controls of the Player, but it's not qualified to be a control");
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}
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} else {
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this.trigger("serviceMessage", "An unrecgnized item ItemType in Player: " + t);
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}
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},
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_addView: function(type, address) {
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var t = type.valueOf();
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if (this.views[t] !== undefined) {
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throw new Error("An attempt to add multiple instances of " + ItemType.reversed[t] + " into Player");
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}
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if (ItemType.reversed[t] !== undefined) {
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switch (t) {
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case ItemType.straight.queue:
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this.trigger("serviceMessage", "Queue is not supported yet in Player");
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break;
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case ItemType.straight.currentPlayback:
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var cpb = new Vocabulary(address.clone());
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cpb.ItemType = t;
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this.views[t] = cpb;
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this.addController(cpb);
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default:
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this.trigger("serviceMessage", "An attempt to add ItemType " + ItemType.reversed[t] + " to views of the Player, but it's not qualified to be a view");
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}
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} else {
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this.trigger("serviceMessage", "An unrecgnized item ItemType in Player: " + t);
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}
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},
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_h_get: function(ev) {
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var data = ev.getData();
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var controls = data.at("controls");
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var views = data.at("views");
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var size, i, vc;
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size = controls.length();
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for (i = 0; i < size; ++i) {
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vc = controls.at(i);
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this._addControl(vc.at("type"), vc.at("address"));
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}
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size = views.length();
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for (i = 0; i < size; ++i) {
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vc = views.at(i);
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this._addview(vc.at("type"), vc.at("address"));
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}
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},
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_h_viewsChange: function(ev) {
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var data = ev.getData();
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var add = data.at("add");
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var remove = data.at("remove");
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var size, i, vc;
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size = remove.length();
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for (i = 0; i < size; ++i) {
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this._removeView(remove.at(i));
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}
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size = add.length();
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for (i = 0; i < size; ++i) {
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vc = add.at(i);
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this._addview(vc.at("type"), vc.at("address"));
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}
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},
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_removeControl: function(type) {
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//TODO
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},
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_removeView: function(type) {
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//TODO
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}
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});
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var ItemType = new Enum("ItemType");
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ItemType.add("playPause");
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ItemType.add("currentPlayback");
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ItemType.add("queue");
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Player.ItemType = ItemType;
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module.exports = Player;
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