/*global define, $, esri, tmpl, RAMP, i18n, TimelineLite, window, console */
/*jslint white: true */
/**
*
* @module RAMP
*/
/**
* Populates the BasemapGallery widget located in the maps toolbar with items found in the application configuration.
* This module also handles all the event needed to change the map basemap and update the UI
*
* ####Uses RAMP Templates:
* {{#crossLink "templates/basemap_selector_template.json"}}{{/crossLink}}
*
* ####Imports RAMP Modules:
* {{#crossLink "GlobalStorage"}}{{/crossLink}}
* {{#crossLink "Map"}}{{/crossLink}}
* {{#crossLink "EventManager"}}{{/crossLink}}
* {{#crossLink "Dictionary"}}{{/crossLink}}
* {{#crossLink "PopupManager"}}{{/crossLink}}
* {{#crossLink "Util"}}{{/crossLink}}
* {{#crossLink "TmplHelper"}}{{/crossLink}}
*
* @class BaseMapSelector
* @static
* @uses dojo/_base/array
* @uses dojo/_base/lang
* @uses dojo/dom-attr
* @uses dojo/query
* @uses dojo/topic
* @uses esri/dijit/BasemapGallery
*/
define([
// Dojo
"dojo/_base/array", "dojo/_base/lang", "dojo/dom-attr", "dojo/query", "dojo/topic",
// Templates
"dojo/text!./templates/basemap_selector_template.json",
// Ramp
"ramp/globalStorage", "ramp/map", "ramp/eventManager",
// Esri
"esri/dijit/BasemapGallery",
// Util
"utils/dictionary", "utils/popupManager", "utils/util", "utils/tmplHelper"],
function (
// Dojo
dojoArray, dojoLang, domAttr, query, topic,
// Templates
basemapselectorTemplate,
// Ramp
GlobalStorage, RampMap, EventManager,
// Esri
BasemapGallery,
// Util
Dictionary, PopupManager, UtilMisc, TmplHelper) {
"use strict";
var basemapGallery,
currentBasemapId,
currentTileSchema,
basemaps,
placementAnchorId = "basemapGallery",
ui = (function () {
var baseMapControls,
baseMapToggle,
selectorSectionContainer,
selectorSection,
selectorPopup,
projectionPopup,
basemapPopup,
selectorOpenTimeline = new TimelineLite({ paused: true }),
transitionDuration = 0.4,
cssButtonPressedClass = "button-pressed";
function createSelectorOpenTL() {
var time = selectorOpenTimeline.time();
selectorOpenTimeline
.clear()
//.set(selectorSectionContainer, { display: "block" }, 0)
.fromTo(selectorSection, transitionDuration,
{ top: -selectorSectionContainer.find(".basemapselector-section").outerHeight() - 20 },
{ top: 0, ease: "easeOutCirc" }, 0)
.seek(time);
}
function setTooltips() {
// set tooltips on the overflowing spans with basemap/projection names
if (selectorPopup.isOpen()) {
selectorSection
.find("span[title]:visible")
.each(function () {
var node = $(this);
if (node.attr("title")) {
if (node.isOverflowed()) {
node.tooltipster({ theme: '.tooltipster-shadow' });
} else {
node.removeAttr("title");
}
}
});
}
}
return {
/**
* Initiates additional UI components of the widget, setting listeners and registering the popup functionality
*
* @method init
* @private
* @return {object} itself
*
*/
init: function (basemapId, tileSchema) {
var data = [],
pj = {},
basemapControl,
projectionControl;
baseMapControls = $("#basemapControls");
baseMapToggle = $("#baseMapToggle");
// group basemaps by projection
basemaps.forEach(function (m) {
if (!pj[m.tileSchema]) {
pj[m.tileSchema] = [];
}
pj[m.tileSchema].push(m);
});
Dictionary.forEachEntry(pj, function (k, p) {
data.push(
{
isActive: k === tileSchema,
id: k,
tileShema: tileSchema,
name: k,
maps: p
}
);
});
// load JSON templates for basemap and skin every node under the basemap selector
tmpl.templates = JSON.parse(TmplHelper.stringifyTemplate(basemapselectorTemplate));
baseMapControls.append(tmpl("basemapselector", data));
selectorSectionContainer = baseMapControls.find("#basemapselector-section-container");
selectorSection = selectorSectionContainer.find(".basemapselector-section");
// turn on the opening and closing of the basemap selector section
selectorPopup = PopupManager.registerPopup(baseMapControls, "hoverIntent",
function (d) {
baseMapToggle.addClass("button-pressed");
createSelectorOpenTL();
selectorOpenTimeline.eventCallback("onComplete", function () {
d.resolve();
setTooltips();
});
selectorSectionContainer.show();
selectorOpenTimeline.play();
},
{
activeClass: cssButtonPressedClass,
target: selectorSectionContainer,
closeHandler: function (d) {
createSelectorOpenTL();
selectorOpenTimeline.eventCallback("onReverseComplete", function () {
baseMapToggle.removeClass("button-pressed");
selectorSectionContainer.hide();
d.resolve();
});
selectorOpenTimeline.reverse();
},
timeout: 500
}
);
// show/hide basemap lists based on what projection group is active
projectionPopup = PopupManager.registerPopup(selectorSectionContainer, "click",
function (d) {
var fromHeight,
toHeight,
heightTimeline;
if (!this.isOpen()) {
fromHeight = selectorSection.height();
toHeight = this.target.height();
heightTimeline = new TimelineLite({
onComplete: setTooltips
});
projectionPopup.close();
// animate resizing of the selector when switching between projection groups
heightTimeline
.set(this.target, { display: "block" }, 0)
.fromTo(this.target, transitionDuration, { height: fromHeight }, { height: toHeight }, 0)
.to(selectorSection, transitionDuration, { height: toHeight, ease: "easeOutCirc" }, 0);
}
d.resolve();
},
{
closeHandler: function (d) {
this.target.hide();
d.resolve();
},
openOnly: true,
activeClass: cssButtonPressedClass,
handleSelector: ".projection-button",
containerSelector: ".projection-list-item",
targetSelector: ".basemap-list-pane"
}
);
// listen to clicks on basemap list and switch basemap accordingly
basemapPopup = PopupManager.registerPopup(selectorSectionContainer, "click",
function (d) {
if (!this.isOpen()) {
basemapPopup.close();
selectBasemap(this.target.data("basemap-id"), this.target.data("tileshema"));
}
d.resolve();
},
{
closeHandler: function (d) {
d.resolve();
},
openOnly: true,
handleSelector: ".basemap-button",
activeClass: cssButtonPressedClass
}
);
basemapControl = selectorSectionContainer.find("button[data-basemap-id='" + basemapId + "']");
projectionControl = selectorSectionContainer.find("button[data-projection-id='" + tileSchema + "']");
basemapPopup.open(basemapControl);
projectionPopup.open(projectionControl);
selectorSectionContainer.hide(); // hide baseselector after it's initiated
topic.publish(EventManager.BasemapSelector.UI_COMPLETE);
return this;
},
/*
* Changes the text shown on the toolbar to match the currently selected basemap's title
* @method updateToggleLabel
* @private
*
*/
updateToggleLabel: function () {
baseMapToggle.find("span:first").text(basemapGallery.getSelected().title);
}
};
}());
/**
* Initializes functions that publish events.
*
* @method initTopics
* @private
*/
function initTopics() {
/* PUBLISH */
basemapGallery.on("selection-change", function () {
var basemap = basemapGallery.getSelected();
ui.updateToggleLabel();
topic.publish(EventManager.BasemapSelector.BASEMAP_CHANGED, {
id: basemap.id,
cssStyle: basemap.scaleCssClass
});
});
}
/**
* Initializes class listeners.
*
* @method initListeners
* @private
*/
function initListeners() {
/* SUBSCRIBE */
topic.subscribe(EventManager.BasemapSelector.TOGGLE, function (eventArg) {
selectBasemap(eventArg.id);
});
}
/**
* Selects a basemap in the basemapgallery based on the supplied basemap id. If the tileShema is different from the current one, reload the page.
*
* @method selectBasemap
* @param {String} basemapId a basemap id used to select a basemap in the basemapgallery
* @param {String} tileSchema a tileShema of the selected basemap
* @private
*/
function selectBasemap(basemapId, tileSchema) {
if (currentBasemapId !== basemapId) {
if (currentTileSchema === tileSchema) {
currentBasemapId = basemapId;
basemapGallery.select(currentBasemapId);
} else {
//we need to generate a bookmark and reload the page
//set listner for bookmark complete
topic.subscribe(EventManager.BookmarkLink.BOOKMARK_GENERATED, function (eventArg) {
//run away, load new page
window.location.href = eventArg.link;
});
// trigger bookmark generation. don't care about cssStyle as we are going to reload the site anyways
topic.publish(EventManager.BasemapSelector.BASEMAP_CHANGED, {
id: basemapId,
cssStyle: ""
});
}
}
}
return {
/*
* Adds all of the basemaps specified in the application configuration to the basemap selector widget and then calls function to initializes event handling
* @method init
* @constructor
*
*/
init: function () {
var initialBasemap,
esriBasemaps = [],
basemapId;
basemaps = RAMP.config.basemaps;
RAMP.basemapIndex = {};
dojoArray.forEach(basemaps, function (basemap, i) {
var basemapDijit,
basemapLayers = [];
// iterate over basemap layers and create layer objects for each;
// these objects can have any of the properties of the Basemap param constructor object here: https://developers.arcgis.com/javascript/jsapi/basemaplayer-amd.html#basemaplayer1
basemap.layers.forEach(function (layer) {
//console.log(layer);
basemapLayers.push(
new esri.dijit.BasemapLayer(layer)
);
});
basemapDijit = new esri.dijit.Basemap({
id: basemap.id,
layers: basemapLayers, // shovel all the layers into the basemap
title: String.format("{0}, {1}", basemap.name, i18n.t('config.tileSchema.' + basemap.tileSchema)),
thumbnailUrl: basemap.thumbnail
});
basemapDijit.scaleCssClass = basemap.scaleCssClass;
esriBasemaps.push(basemapDijit);
//store index in lookup for bookmark module
RAMP.basemapIndex[basemap.id] = i;
});
//Create and start the selector
basemapGallery = new BasemapGallery({
showArcGISBasemaps: false,
basemaps: esriBasemaps,
map: RampMap.getMap()
}, placementAnchorId);
basemapGallery.on('error', function (evt) {
//TODO handle this in a nicer way
console.log('Error occurred when loading basemap: ' + evt.message);
});
basemapGallery.startup();
initialBasemap = basemaps[RAMP.config.initialBasemapIndex];
// currentBasemapId is not specified from the start because the basemap hasn't been selected yet through the basemapgallery
basemapId = initialBasemap.id;
currentTileSchema = initialBasemap.tileSchema;
initTopics();
initListeners();
ui
.init(basemapId, currentTileSchema)
.updateToggleLabel();
}
};
});
Reusable Accessible Mapping Platform