X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/030b7c4052554d78b142daf4dac7fbf200ab73ad..f1faffd4d1954f855f6450fc8e5c62ea5f457113:/app/assets/javascripts/index/browse.js diff --git a/app/assets/javascripts/index/browse.js b/app/assets/javascripts/index/browse.js index e151a2dc3..28a830858 100644 --- a/app/assets/javascripts/index/browse.js +++ b/app/assets/javascripts/index/browse.js @@ -1,330 +1,130 @@ -//= require templates/browse/feature -//= require templates/browse/feature_list -//= require templates/browse/feature_history - -$(document).ready(function () { - $("#show_data").click(function (e) { - $.ajax({ url: $(this).attr('href'), success: function (sidebarHtml) { - startBrowse(sidebarHtml); - }}); - e.preventDefault(); +OSM.initializeBrowse = function (map) { + var browseBounds; + var selectedLayer; + var dataLayer = map.dataLayer; + + dataLayer.setStyle({ + way: { + weight: 3, + color: "#000000", + opacity: 0.4 + }, + area: { + weight: 3, + color: "#ff0000" + }, + node: { + color: "#00ff00" + } }); - function startBrowse(sidebarHtml) { - var browseMode = "auto"; - var browseBounds; - var layersById; - var selectedLayer; - var browseObjectList; - var areasHidden = false; - - var dataLayer = new L.OSM.DataLayer(null, { - styles: { - way: { - weight: 3, - color: "#000000", - opacity: 0.4 - }, - area: { - weight: 3, - color: "#ff0000" - }, - node: { - color: "#00ff00" - } - } - }); - - dataLayer.addTo(map); - - dataLayer.isWayArea = function () { - return !areasHidden && L.OSM.DataLayer.prototype.isWayArea.apply(this, arguments); - }; - - var drawHandler = new L.Rectangle.Draw(map, {title: I18n.t('browse.start_rjs.drag_a_box')}); - map.on('draw:rectangle-created', endDrag); - - $("#sidebar_title").html(I18n.t('browse.start_rjs.data_frame_title')); - $("#sidebar_content").html(sidebarHtml); - - openSidebar(); - - map.on("moveend", updateData); - updateData(); + dataLayer.isWayArea = function () { + return false; + }; - $("#browse_select_view").click(useMap); - - $("#browse_hide_areas_box").html(I18n.t('browse.start_rjs.hide_areas')); - $("#browse_hide_areas_box").toggle(hideAreas, showAreas); + dataLayer.on("click", function (e) { + onSelect(e.layer); + }); - function updateData() { - if (browseMode == "auto") { - if (map.getZoom() >= 15) { - useMap(); - } else { - setStatus(I18n.t('browse.start_rjs.zoom_or_select')); - } - } + map.on('layeradd', function (e) { + if (e.layer === dataLayer) { + map.on("moveend", updateData); + updateData(); } + }); - $("#sidebar").one("closed", function () { - map.removeLayer(dataLayer); + map.on('layerremove', function (e) { + if (e.layer === dataLayer) { map.off("moveend", updateData); - map.off('draw:rectangle-created', endDrag); - drawHandler.disable(); - }); - - $("#browse_select_box").click(function () { - $("#browse_select_box").html(I18n.t('browse.start_rjs.drag_a_box')); - - drawHandler.enable(); - - return false; - }); - - function useMap() { - var bounds = map.getBounds(); - - if (!browseBounds || !browseBounds.contains(bounds)) { - browseBounds = bounds; - browseMode = "auto"; - - getData(); - - $("#browse_select_view").hide(); - } - - return false; - } - - function hideAreas() { - $("#browse_hide_areas_box").html(I18n.t('browse.start_rjs.show_areas')); - - areasHidden = true; - - getData(); + $('#browse_status').empty(); } + }); - function showAreas() { - $("#browse_hide_areas_box").html(I18n.t('browse.start_rjs.hide_areas')); - - areasHidden = false; - - getData(); - } - - function endDrag(e) { - browseBounds = e.rect.getBounds(); - browseMode = "manual"; - + function updateData() { + var bounds = map.getBounds(); + if (!browseBounds || !browseBounds.contains(bounds)) { getData(); - - $("#browse_select_box").html(I18n.t('browse.start_rjs.manually_select')); - $("#browse_select_view").show(); - - drawHandler.disable(); } + } - function displayFeatureWarning(count, limit, callback) { - clearStatus(); - - var div = document.createElement("div"); - - var p = document.createElement("p"); - p.appendChild(document.createTextNode(I18n.t("browse.start_rjs.loaded_an_area_with_num_features", { num_features: count, max_features: limit }))); - div.appendChild(p); + function displayFeatureWarning(count, limit, add, cancel) { + $('#browse_status').html( + $("

") + .text(I18n.t("browse.start_rjs.feature_warning", { num_features: count, max_features: limit })) + .prepend( + $("") + .click(cancel)) + .append( + $("") + .val(I18n.t('browse.start_rjs.load_data')) + .click(add))); + } - var input = document.createElement("input"); - input.type = "submit"; - input.value = I18n.t('browse.start_rjs.load_data'); - input.onclick = callback; - div.appendChild(input); + var dataLoader; - $("#browse_content").html(""); - $("#browse_content").append(div); - } + function getData() { + var bounds = map.getBounds(); + var url = "/api/" + OSM.API_VERSION + "/map?bbox=" + bounds.toBBoxString(); - function getData() { - var size = browseBounds.getSize(); + /* + * Modern browsers are quite happy showing far more than 100 features in + * the data browser, so increase the limit to 2000 by default, but keep + * it restricted to 500 for IE8 and 100 for older IEs. + */ + var maxFeatures = 2000; - if (size > OSM.MAX_REQUEST_AREA) { - setStatus(I18n.t("browse.start_rjs.unable_to_load_size", { max_bbox_size: OSM.MAX_REQUEST_AREA, bbox_size: size })); - return; + /*@cc_on + if (navigator.appVersion < 8) { + maxFeatures = 100; + } else if (navigator.appVersion < 9) { + maxFeatures = 500; } + @*/ - setStatus(I18n.t('browse.start_rjs.loading')); + if (dataLoader) dataLoader.abort(); - $("#browse_content").empty(); - dataLayer.clearLayers(); - selectedLayer = null; + dataLoader = $.ajax({ + url: url, + success: function (xml) { + dataLayer.clearLayers(); + selectedLayer = null; - var url = "/api/" + OSM.API_VERSION + "/map?bbox=" + browseBounds.toBBOX(); + var features = dataLayer.buildFeatures(xml); - /* - * Modern browsers are quite happy showing far more than 100 features in - * the data browser, so increase the limit to 2000 by default, but keep - * it restricted to 500 for IE8 and 100 for older IEs. - */ - var maxFeatures = 2000; - - /*@cc_on - if (navigator.appVersion < 8) { - maxFeatures = 100; - } else if (navigator.appVersion < 9) { - maxFeatures = 500; + function addFeatures() { + $('#browse_status').empty(); + dataLayer.addData(features); + browseBounds = bounds; } - @*/ - - $.ajax({ - url: url, - success: function (xml) { - clearStatus(); - - dataLayer.addData(xml); - layersById = {}; - var features = []; - - dataLayer.eachLayer(function (layer) { - var feature = layer.feature; - layersById[feature.id] = layer; - features.push({ - typeName: featureTypeName(feature), - url: "/browse/" + feature.type + "/" + feature.id, - name: featureName(feature), - id: feature.id - }); - }); - - browseObjectList = $(JST["templates/browse/feature_list"]({ - features: features, - url: url - }))[0]; - - loadObjectList(); + function cancelAddFeatures() { + $('#browse_status').empty(); } - }); - } - - function viewFeatureLink() { - var layer = layersById[$(this).data("feature-id")]; - - onSelect(layer); - if (browseMode != "auto") { - map.panTo(layer.getBounds().getCenter()); - } - - return false; - } - - function loadObjectList() { - $("#browse_content").html(browseObjectList); - $("#browse_content").find("a[data-feature-id]").click(viewFeatureLink); - - return false; - } - - function onSelect(layer) { - // Unselect previously selected feature - if (selectedLayer) { - selectedLayer.setStyle(selectedLayer.originalStyle); - } - - // Redraw in selected style - layer.originalStyle = layer.options; - layer.setStyle({color: '#0000ff', weight: 8}); + if (features.length < maxFeatures) { + addFeatures(); + } else { + displayFeatureWarning(features.length, maxFeatures, addFeatures, cancelAddFeatures); + } - // If the current object is the list, don't innerHTML="", since that could clear it. - if ($("#browse_content").firstChild == browseObjectList) { - $("#browse_content").removeChild(browseObjectList); - } else { - $("#browse_content").empty(); + dataLoader = null; } - - var feature = layer.feature; - - $("#browse_content").html(JST["templates/browse/feature"]({ - name: featureNameSelect(feature), - url: "/browse/" + feature.type + "/" + feature.id, - attributes: feature.tags - })); - - $("#browse_content").find("a.browse_show_list").click(loadObjectList); - $("#browse_content").find("a.browse_show_history").click(loadHistory); - - // Stash the currently drawn feature - selectedLayer = layer; - } - - dataLayer.on("click", function (e) { - onSelect(e.layer); }); + } - function loadHistory() { - $(this).attr("href", "").text(I18n.t('browse.start_rjs.wait')); - - var feature = selectedLayer.feature; - - $.ajax({ - url: "/api/" + OSM.API_VERSION + "/" + feature.type + "/" + feature.id + "/history", - success: function (xml) { - if (selectedLayer.feature != feature || $("#browse_content").firstChild == browseObjectList) { - return; - } - - $(this).remove(); - - var history = []; - var nodes = xml.getElementsByTagName(feature.type); - for (var i = nodes.length - 1; i >= 0; i--) { - history.push({ - user: nodes[i].getAttribute("user") || I18n.t('browse.start_rjs.private_user'), - timestamp: nodes[i].getAttribute("timestamp") - }); - } - - $("#browse_content").append(JST["templates/browse/feature_history"]({ - name: featureNameHistory(feature), - url: "/browse/" + feature.type + "/" + feature.id, - history: history - })); - }.bind(this) - }); - - return false; - } - - function featureTypeName(feature) { - return I18n.t('browse.start_rjs.object_list.type.' + feature.type); - } - - function featureName(feature) { - return feature.tags['name:' + $('html').attr('lang')] || - feature.tags.name || - feature.id; - } - - function featureNameSelect(feature) { - return feature.tags['name:' + $('html').attr('lang')] || - feature.tags.name || - I18n.t("browse.start_rjs.object_list.selected.type." + feature.type, { id: feature.id }); + function onSelect(layer) { + // Unselect previously selected feature + if (selectedLayer) { + selectedLayer.setStyle(selectedLayer.originalStyle); } - function featureNameHistory(feature) { - return feature.tags['name:' + $('html').attr('lang')] || - feature.tags.name || - I18n.t("browse.start_rjs.object_list.history.type." + feature.type, { id: feature.id }); - } + // Redraw in selected style + layer.originalStyle = layer.options; + layer.setStyle({color: '#0000ff', weight: 8}); - function setStatus(status) { - $("#browse_status").html(status); - $("#browse_status").show(); - } + OSM.router.route('/' + layer.feature.type + '/' + layer.feature.id); - function clearStatus() { - $("#browse_status").html(""); - $("#browse_status").hide(); - } + // Stash the currently drawn feature + selectedLayer = layer; } -}); +};