+++ /dev/null
-var vectors;
-var box;
-var transform;
-var markerLayer;
-var markerControl;
-
-function startExport(sidebarHtml) {
- 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").change(boundsChanged);
- $("#minlon").change(boundsChanged);
- $("#maxlon").change(boundsChanged);
- $("#minlat").change(boundsChanged);
-
- $("#drag_box").click(startDrag);
-
- $("#add_marker").click(startMarker);
-
- $("#format_osm").click(formatChanged);
- $("#format_mapnik").click(formatChanged);
- $("#format_html").click(formatChanged);
-
- $("#mapnik_scale").change(mapnikSizeChanged);
-
- openSidebar({ onclose: stopExport });
-
- if (map.baseLayer.name == "Mapnik") {
- $("#format_mapnik").prop("checked", true);
- }
-
- formatChanged();
- setBounds(map.getExtent());
-
- $("#viewanchor").removeClass("active");
- $("#exportanchor").addClass("active");
-}
-
-function stopExport() {
- $("#viewanchor").addClass("active");
- $("#exportanchor").removeClass("active");
-
- clearBox();
- clearMarker();
- map.events.unregister("moveend", map, mapMoved);
- map.events.unregister("changebaselayer", map, htmlUrlChanged);
- map.removeLayer(vectors);
-}
-
-function boundsChanged() {
- var epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(),
- $("#maxlon").val(), $("#maxlat").val());
-
- bounds.transform(epsg4326, map.getProjectionObject());
-
- 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 epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var epsg900913 = new OpenLayers.Projection("EPSG:900913");
- var geom = event.feature.geometry.clone().transform(epsg900913, epsg4326);
-
- $("#marker_lon").val(geom.x.toFixed(5));
- $("#marker_lat").val(geom.y.toFixed(5));
-
- htmlUrlChanged();
-}
-
-function clearMarker() {
- $("#marker_lon").val("");
- $("#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 epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var decimals = Math.pow(10, Math.floor(map.getZoom() / 3));
-
- bounds = bounds.clone().transform(map.getProjectionObject(), epsg4326);
-
- $("#minlon").val(Math.round(bounds.left * decimals) / decimals);
- $("#minlat").val(Math.round(bounds.bottom * decimals) / decimals);
- $("#maxlon").val(Math.round(bounds.right * decimals) / decimals);
- $("#maxlat").val(Math.round(bounds.top * decimals) / decimals);
-
- mapnikSizeChanged();
- htmlUrlChanged();
-}
-
-function clearBox() {
- transform.deactivate();
- vectors.destroyFeatures();
-}
-
-function drawBox(bounds) {
- var feature = new OpenLayers.Feature.Vector(bounds.toGeometry());
-
- vectors.addFeatures(feature);
- transform.setFeature(feature);
-}
-
-function validateControls() {
- var bounds = new OpenLayers.Bounds($("#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 epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var epsg900913 = new OpenLayers.Projection("EPSG:900913");
-
- bounds.transform(epsg4326, epsg900913);
- var zoom = map.getZoomForExtent(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 {
- $("#export_osm").hide();
- }
-
- if ($("#format_mapnik").prop("checked")) {
- $("#mapnik_scale").val(roundScale(map.getScale()));
- $("#export_mapnik").show();
- } else {
- $("#export_mapnik").hide();
- }
-
- if ($("#format_html").prop("checked")) {
- $("#export_html").show();
- $("#export_commit").hide();
- $("#export_html_text").prop("selected", true);
- } else {
- $("#export_html").hide();
-
- clearMarker();
- }
-
- validateControls();
-}
-
-function maxMapnikScale() {
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(), $("#maxlon").val(), $("#maxlat").val());
- var epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var epsg900913 = new OpenLayers.Projection("EPSG:900913");
-
- bounds.transform(epsg4326, epsg900913);
-
- return Math.floor(Math.sqrt(bounds.getWidth() * bounds.getHeight() / 0.3136));
-}
-
-function mapnikImageSize(scale) {
- var bounds = new OpenLayers.Bounds($("#minlon").val(), $("#minlat").val(), $("#maxlon").val(), $("#maxlat").val());
- var epsg4326 = new OpenLayers.Projection("EPSG:4326");
- var epsg900913 = new OpenLayers.Projection("EPSG:900913");
-
- bounds.transform(epsg4326, epsg900913);
-
- return new OpenLayers.Size(Math.round(bounds.getWidth() / scale / 0.00028),
- Math.round(bounds.getHeight() / scale / 0.00028));
-}
-
-function roundScale(scale) {
- var precision = 5 * Math.pow(10, Math.floor(Math.LOG10E * Math.log(scale)) - 2);
-
- return precision * Math.ceil(scale / precision);
-}
-
-function mapnikSizeChanged() {
- var size = mapnikImageSize($("#mapnik_scale").val());
-
- $("#mapnik_image_width").html(size.w);
- $("#mapnik_image_height").html(size.h);
-
- validateControls();
-}
-
-startExport("<%=j render :partial => "sidebar" %>");
projects / rails.git / blobdiff