openstreetmap-website/app/assets/javascripts/leaflet.key.js

90 lines
2.2 KiB
JavaScript

L.OSM.key = function (options) {
var control = L.control(options);
control.onAdd = function (map) {
var $container = $("<div>")
.attr("class", "control-key");
var button = $("<a>")
.attr("class", "control-button")
.attr("href", "#")
.html("<span class=\"icon key\"></span>")
.on("click", toggle)
.appendTo($container);
var $ui = $("<div>")
.attr("class", "key-ui");
$("<div>")
.attr("class", "sidebar_heading")
.appendTo($ui)
.append(
$("<span>")
.text(I18n.t("javascripts.close"))
.attr("class", "icon close")
.bind("click", toggle))
.append(
$("<h4>")
.text(I18n.t("javascripts.key.title")));
var $section = $("<div>")
.attr("class", "section")
.appendTo($ui);
options.sidebar.addPane($ui);
$ui
.on("show", shown)
.on("hide", hidden);
map.on("baselayerchange", updateButton);
updateButton();
function shown() {
map.on("zoomend baselayerchange", update);
$section.load("/key", update);
}
function hidden() {
map.off("zoomend baselayerchange", update);
}
function toggle(e) {
e.stopPropagation();
e.preventDefault();
if (!button.hasClass("disabled")) {
options.sidebar.togglePane($ui, button);
}
$(".leaflet-control .control-button").tooltip("hide");
}
function updateButton() {
var disabled = ["mapnik", "cyclemap"].indexOf(map.getMapBaseLayerId()) === -1;
button
.toggleClass("disabled", disabled)
.attr("data-original-title",
I18n.t(disabled ?
"javascripts.key.tooltip_disabled" :
"javascripts.key.tooltip"));
}
function update() {
var layer = map.getMapBaseLayerId(),
zoom = map.getZoom();
$(".mapkey-table-entry").each(function () {
var data = $(this).data();
if (layer === data.layer && zoom >= data.zoomMin && zoom <= data.zoomMax) {
$(this).show();
} else {
$(this).hide();
}
});
}
return $container[0];
};
return control;
};