| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/base/ui.html"> |
| <link rel="import" href="/base/task.html"> |
| <link rel="import" href="/core/tracks/track.html"> |
| <link rel="import" href="/core/filter.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.c.tracks', function() { |
| var Task = tr.b.Task; |
| |
| /** |
| * A generic track that contains other tracks as its children. |
| * @constructor |
| */ |
| var ContainerTrack = tr.b.ui.define('container-track', tr.c.tracks.Track); |
| ContainerTrack.prototype = { |
| __proto__: tr.c.tracks.Track.prototype, |
| |
| decorate: function(viewport) { |
| tr.c.tracks.Track.prototype.decorate.call(this, viewport); |
| }, |
| |
| detach: function() { |
| this.textContent = ''; |
| }, |
| |
| get tracks_() { |
| var tracks = []; |
| for (var i = 0; i < this.children.length; i++) { |
| if (this.children[i].classList.contains('track')) |
| tracks.push(this.children[i]); |
| } |
| return tracks; |
| }, |
| |
| drawTrack: function(type) { |
| for (var i = 0; i < this.children.length; ++i) { |
| if (!(this.children[i] instanceof tr.c.tracks.Track)) |
| continue; |
| this.children[i].drawTrack(type); |
| } |
| }, |
| |
| /** |
| * Adds items intersecting the given range to a selection. |
| * @param {number} loVX Lower X bound of the interval to search, in |
| * viewspace. |
| * @param {number} hiVX Upper X bound of the interval to search, in |
| * viewspace. |
| * @param {number} loY Lower Y bound of the interval to search, in |
| * viewspace space. |
| * @param {number} hiY Upper Y bound of the interval to search, in |
| * viewspace space. |
| * @param {Selection} selection Selection to which to add results. |
| */ |
| addIntersectingEventsInRangeToSelection: function( |
| loVX, hiVX, loY, hiY, selection) { |
| for (var i = 0; i < this.tracks_.length; i++) { |
| var trackClientRect = this.tracks_[i].getBoundingClientRect(); |
| var a = Math.max(loY, trackClientRect.top); |
| var b = Math.min(hiY, trackClientRect.bottom); |
| if (a <= b) |
| this.tracks_[i].addIntersectingEventsInRangeToSelection( |
| loVX, hiVX, loY, hiY, selection); |
| } |
| |
| tr.c.tracks.Track.prototype.addIntersectingEventsInRangeToSelection. |
| apply(this, arguments); |
| }, |
| |
| addEventsToTrackMap: function(eventToTrackMap) { |
| for (var i = 0; i < this.children.length; ++i) |
| this.children[i].addEventsToTrackMap(eventToTrackMap); |
| }, |
| |
| addAllEventsMatchingFilterToSelection: function(filter, selection) { |
| for (var i = 0; i < this.tracks_.length; i++) |
| this.tracks_[i].addAllEventsMatchingFilterToSelection( |
| filter, selection); |
| }, |
| |
| addAllEventsMatchingFilterToSelectionAsTask: function(filter, selection) { |
| var task = new Task(); |
| for (var i = 0; i < this.tracks_.length; i++) { |
| task.subTask(function(i) { return function() { |
| this.tracks_[i].addAllEventsMatchingFilterToSelection( |
| filter, selection); |
| } }(i), this); |
| } |
| return task; |
| }, |
| |
| addClosestEventToSelection: function( |
| worldX, worldMaxDist, loY, hiY, selection) { |
| for (var i = 0; i < this.tracks_.length; i++) { |
| var trackClientRect = this.tracks_[i].getBoundingClientRect(); |
| var a = Math.max(loY, trackClientRect.top); |
| var b = Math.min(hiY, trackClientRect.bottom); |
| if (a <= b) { |
| this.tracks_[i].addClosestEventToSelection( |
| worldX, worldMaxDist, loY, hiY, selection); |
| } |
| } |
| |
| tr.c.tracks.Track.prototype.addClosestEventToSelection. |
| apply(this, arguments); |
| } |
| }; |
| |
| return { |
| ContainerTrack: ContainerTrack |
| }; |
| }); |
| </script> |
