-$(document).ready(function () {
- $("#exportanchor").click(function (e) {
- $.ajax({ url: $(this).data('url'), success: function (sidebarHtml) {
- startExport(sidebarHtml);
- }});
- e.preventDefault();
- });
-
- if (window.location.pathname == "/export") {
- $("#exportanchor").click();
+OSM.Export = function(map) {
+ var page = {};
+
+ var locationFilter = new L.LocationFilter({
+ enableButton: false,
+ adjustButton: false
+ }).on("change", update);
+
+ function getBounds() {
+ return L.latLngBounds(
+ L.latLng($("#minlat").val(), $("#minlon").val()),
+ L.latLng($("#maxlat").val(), $("#maxlon").val()));
}
- function startExport(sidebarHtml) {
- var vectors,
- box,
- transform,
- markerLayer,
- markerControl;
-
- vectors = new OpenLayers.Layer.Vector("Vector Layer", {
- displayInLayerSwitcher: false
- });
- map.addLayer(vectors);
-
- box = new OpenLayers.Control.DrawFeature(vectors, OpenLayers.Handler.RegularPolygon, {
- handlerOptions: {
- sides: 4,
- snapAngle: 90,
- irregular: true,
- persist: true
- }
- });
- box.handler.callbacks.done = endDrag;
- map.addControl(box);
-
- transform = new OpenLayers.Control.TransformFeature(vectors, {
- rotate: false,
- irregular: true
- });
- transform.events.register("transformcomplete", transform, transformComplete);
- map.addControl(transform);
-
- map.events.register("moveend", map, mapMoved);
- map.events.register("changebaselayer", map, htmlUrlChanged);
-
- $("#sidebar_title").html(I18n.t('export.start_rjs.export'));
- $("#sidebar_content").html(sidebarHtml);
-
- $("#maxlat,#minlon,#maxlon,#minlat").change(boundsChanged);
-
- $("#drag_box").click(startDrag);
-
- $("#add_marker").click(startMarker);
-
- $("#format_osm,#format_mapnik,#format_html").click(formatChanged);
-
- $("#mapnik_scale").change(mapnikSizeChanged);
-
- openSidebar();
-
- if (map.baseLayer.name == "Mapnik") {
- $("#format_mapnik").prop("checked", true);
- }
-
- formatChanged();
- setBounds(map.getExtent());
-
- $("body").removeClass("site-index").addClass("site-export");
-
- $("#sidebar").one("closed", function () {
- $("body").removeClass("site-export").addClass("site-index");
-
- clearBox();
- clearMarker();
- map.events.unregister("moveend", map, mapMoved);
- map.events.unregister("changebaselayer", map, htmlUrlChanged);
- map.removeLayer(vectors);
- });
-
- function getMercatorBounds() {
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(),
- $("#maxlon").val(), $("#maxlat").val());
-
- return proj(bounds);
- }
-
- function boundsChanged() {
- var bounds = getMercatorBounds();
-
- map.events.unregister("moveend", map, mapMoved);
- map.zoomToExtent(bounds);
-
- clearBox();
- drawBox(bounds);
-
- validateControls();
- mapnikSizeChanged();
- }
-
- function startDrag() {
- $("#drag_box").html(I18n.t('export.start_rjs.drag_a_box'));
-
- clearBox();
- box.activate();
- };
-
- function endDrag(bbox) {
- var bounds = bbox.getBounds();
-
- map.events.unregister("moveend", map, mapMoved);
- setBounds(bounds);
- drawBox(bounds);
- box.deactivate();
- validateControls();
-
- $("#drag_box").html(I18n.t('export.start_rjs.manually_select'));
- }
-
- function transformComplete(event) {
- setBounds(event.feature.geometry.bounds);
- validateControls();
- }
-
- function startMarker() {
- $("#add_marker").html(I18n.t('export.start_rjs.click_add_marker'));
-
- if (!markerLayer) {
- markerLayer = new OpenLayers.Layer.Vector("",{
- displayInLayerSwitcher: false,
- style: {
- externalGraphic: OpenLayers.Util.getImageLocation("marker.png"),
- graphicXOffset: -10.5,
- graphicYOffset: -25,
- graphicWidth: 21,
- graphicHeight: 25
- }
- });
- map.addLayer(markerLayer);
-
- markerControl = new OpenLayers.Control.DrawFeature(markerLayer, OpenLayers.Handler.Point);
- map.addControl(markerControl);
-
- markerLayer.events.on({ "featureadded": endMarker });
- }
-
- markerLayer.destroyFeatures();
- markerControl.activate();
-
- return false;
- }
-
- function endMarker(event) {
- markerControl.deactivate();
-
- $("#add_marker").html(I18n.t('export.start_rjs.change_marker'));
- $("#marker_inputs").show();
-
- var geom = unproj(event.feature.geometry);
-
- $("#marker_lon").val(geom.x.toFixed(5));
- $("#marker_lat").val(geom.y.toFixed(5));
-
- htmlUrlChanged();
- }
-
- function clearMarker() {
- $("#marker_lon,#marker_lat").val("");
- $("#marker_inputs").hide();
- $("#add_marker").html(I18n.t('export.start_rjs.add_marker'));
-
- if (markerLayer) {
- markerControl.destroy();
- markerLayer.destroy();
- markerLayer = null;
- markerControl = null;
- }
- }
-
- function mapMoved() {
- setBounds(map.getExtent());
- validateControls();
- }
-
- function setBounds(bounds) {
- var toPrecision = zoomPrecision(map.getZoom());
-
- bounds = unproj(bounds);
-
- $("#minlon").val(toPrecision(bounds.left));
- $("#minlat").val(toPrecision(bounds.bottom));
- $("#maxlon").val(toPrecision(bounds.right));
- $("#maxlat").val(toPrecision(bounds.top));
-
- mapnikSizeChanged();
- htmlUrlChanged();
- }
-
- function clearBox() {
- transform.deactivate();
- vectors.destroyFeatures();
- }
-
- function drawBox(bounds) {
- var feature = new OpenLayers.Feature.Vector(bounds.toGeometry());
-
- vectors.addFeatures(feature);
- transform.setFeature(feature);
- }
-
- function validateControls() {
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(), $("#maxlon").val(), $("#maxlat").val());
-
- if (bounds.getWidth() * bounds.getHeight() > OSM.MAX_REQUEST_AREA) {
- $("#export_osm_too_large").show();
- } else {
- $("#export_osm_too_large").hide();
- }
-
- var max_scale = maxMapnikScale();
- var disabled = true;
-
- if ($("#format_osm").prop("checked")) {
- disabled = bounds.getWidth() * bounds.getHeight() > OSM.MAX_REQUEST_AREA;
- } else if ($("#format_mapnik").prop("checked")) {
- disabled = $("#mapnik_scale").val() < max_scale;
- }
-
- $("#export_commit").prop("disabled", disabled);
- $("#mapnik_max_scale").html(roundScale(max_scale));
- }
-
- function htmlUrlChanged() {
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(), $("#maxlon").val(), $("#maxlat").val());
- var layerName = map.baseLayer.keyid;
- var url = "http://" + OSM.SERVER_URL + "/export/embed.html?bbox=" + bounds.toBBOX() + "&layer=" + layerName;
- var markerUrl = "";
-
- if ($("#marker_lat").val() && $("#marker_lon").val()) {
- markerUrl = "&mlat=" + $("#marker_lat").val() + "&mlon=" + $("#marker_lon").val();
- url += "&marker=" + $("#marker_lat").val() + "," + $("#marker_lon").val();
- }
-
- var html = '<iframe width="425" height="350" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" src="'+url+'" style="border: 1px solid black"></iframe>';
-
- // Create "larger map" link
- var center = bounds.getCenterLonLat();
-
- var zoom = map.getZoomForExtent(proj(bounds));
-
- var layers = getMapLayers();
-
- var text = I18n.t('export.start_rjs.view_larger_map');
- var escaped = [];
-
- for (var i = 0; i < text.length; ++i) {
- var c = text.charCodeAt(i);
- escaped.push(c < 127 ? text.charAt(i) : "&#" + c + ";");
- }
-
- html += '<br /><small><a href="http://' + OSM.SERVER_URL + '/?lat='+center.lat+'&lon='+center.lon+'&zoom='+zoom+'&layers='+layers+markerUrl+'">'+escaped.join("")+'</a></small>';
-
- $("#export_html_text").val(html);
-
- if ($("#format_html").prop("checked")) {
- $("#export_html_text").prop("selected", true);
- }
- }
-
- function formatChanged() {
- $("#export_commit").show();
-
- if ($("#format_osm").prop("checked")) {
- $("#export_osm").show();
- } else {
- $("#export_osm").hide();
- }
+ function boundsChanged() {
+ var bounds = getBounds();
+ map.fitBounds(bounds);
+ locationFilter.setBounds(bounds);
+ locationFilter.enable();
+ validateControls();
+ }
- if ($("#format_mapnik").prop("checked")) {
- $("#mapnik_scale").val(roundScale(map.getScale()));
- $("#export_mapnik").show();
+ function enableFilter(e) {
+ e.preventDefault();
- mapnikSizeChanged();
- } else {
- $("#export_mapnik").hide();
- }
+ $("#drag_box").hide();
- if ($("#format_html").prop("checked")) {
- $("#export_html").show();
- $("#export_commit").hide();
- $("#export_html_text").prop("selected", true);
- } else {
- $("#export_html").hide();
+ locationFilter.setBounds(map.getBounds().pad(-0.2));
+ locationFilter.enable();
+ validateControls();
+ }
- clearMarker();
- }
+ function update() {
+ setBounds(locationFilter.isEnabled() ? locationFilter.getBounds() : map.getBounds());
+ validateControls();
+ }
- validateControls();
- }
+ function setBounds(bounds) {
+ var precision = OSM.zoomPrecision(map.getZoom());
+ $("#minlon").val(bounds.getWest().toFixed(precision));
+ $("#minlat").val(bounds.getSouth().toFixed(precision));
+ $("#maxlon").val(bounds.getEast().toFixed(precision));
+ $("#maxlat").val(bounds.getNorth().toFixed(precision));
+
+ $("#export_overpass").attr("href",
+ "http://overpass-api.de/api/map?bbox=" +
+ $("#minlon").val() + "," + $("#minlat").val() + "," +
+ $("#maxlon").val() + "," + $("#maxlat").val());
+ }
- function maxMapnikScale() {
- var bounds = getMercatorBounds();
+ function validateControls() {
+ $("#export_osm_too_large").toggle(getBounds().getSize() > OSM.MAX_REQUEST_AREA);
+ $("#export_commit").toggle(getBounds().getSize() < OSM.MAX_REQUEST_AREA);
+ }
- return Math.floor(Math.sqrt(bounds.getWidth() * bounds.getHeight() / 0.3136));
- }
+ function checkSubmit(e) {
+ if (getBounds().getSize() > OSM.MAX_REQUEST_AREA) e.preventDefault();
+ }
- function mapnikImageSize(scale) {
- var bounds = getMercatorBounds();
+ page.pushstate = page.popstate = function(path) {
+ $("#export_tab").addClass("current");
+ OSM.loadSidebarContent(path, page.load);
+ };
- return new OpenLayers.Size(Math.round(bounds.getWidth() / scale / 0.00028),
- Math.round(bounds.getHeight() / scale / 0.00028));
- }
+ page.load = function() {
+ map
+ .addLayer(locationFilter)
+ .on("moveend", update);
- function roundScale(scale) {
- var precision = 5 * Math.pow(10, Math.floor(Math.LOG10E * Math.log(scale)) - 2);
+ $("#maxlat, #minlon, #maxlon, #minlat").change(boundsChanged);
+ $("#drag_box").click(enableFilter);
+ $(".export_form").on("submit", checkSubmit);
- return precision * Math.ceil(scale / precision);
- }
+ update();
+ return map.getState();
+ };
- function mapnikSizeChanged() {
- var size = mapnikImageSize($("#mapnik_scale").val());
+ page.unload = function() {
+ map
+ .removeLayer(locationFilter)
+ .off("moveend", update);
- $("#mapnik_image_width").html(size.w);
- $("#mapnik_image_height").html(size.h);
+ $("#export_tab").removeClass("current");
+ };
- validateControls();
- }
- }
-});
+ return page;
+};
projects / rails.git / blobdiff