f07819d81a
Use a preinitializer to load the settings from application.yml so that they are available as early as possible. All settings can also be overridden using environment variables. The ad-hoc settins in environment.rb are then moved to this new system so we have one consistent location for settings.
354 lines
11 KiB
Text
354 lines
11 KiB
Text
page.replace_html :sidebar_title, t('export.start_rjs.export')
|
|
page.replace_html :sidebar_content, :partial => 'start'
|
|
page << <<EOJ
|
|
var vectors;
|
|
var box;
|
|
var markerLayer;
|
|
var markerControl;
|
|
|
|
function startExport() {
|
|
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,
|
|
callbacks: { done: endDrag }
|
|
}
|
|
});
|
|
map.addControl(box);
|
|
|
|
map.events.register("moveend", map, mapMoved);
|
|
map.events.register("changebaselayer", map, htmlUrlChanged);
|
|
|
|
openSidebar({ onclose: stopExport });
|
|
|
|
if (map.baseLayer.name == "Mapnik") {
|
|
$("format_mapnik").checked = true;
|
|
} else if (map.baseLayer.name == "Osmarender") {
|
|
$("format_osmarender").checked = true;
|
|
}
|
|
|
|
formatChanged();
|
|
setBounds(map.getExtent());
|
|
|
|
$("viewanchor").className = "";
|
|
$("exportanchor").className = "active";
|
|
}
|
|
|
|
function stopExport() {
|
|
$("viewanchor").className = "active";
|
|
$("exportanchor").className = "";
|
|
|
|
clearBox();
|
|
clearMarker();
|
|
map.events.unregister("moveend", map, mapMoved);
|
|
map.events.unregister("changebaselayer", map, htmlUrlChanged);
|
|
map.removeLayer(vectors);
|
|
}
|
|
|
|
function boundsChanged() {
|
|
var epsg4326 = new OpenLayers.Projection("EPSG:4326");
|
|
var bounds = new OpenLayers.Bounds($("minlon").value,
|
|
$("minlat").value,
|
|
$("maxlon").value,
|
|
$("maxlat").value);
|
|
|
|
bounds.transform(epsg4326, map.getProjectionObject());
|
|
|
|
map.events.unregister("moveend", map, mapMoved);
|
|
map.zoomToExtent(bounds);
|
|
|
|
clearBox();
|
|
drawBox(bounds);
|
|
|
|
validateControls();
|
|
mapnikSizeChanged();
|
|
}
|
|
|
|
$("maxlat").onchange = boundsChanged;
|
|
$("minlon").onchange = boundsChanged;
|
|
$("maxlon").onchange = boundsChanged;
|
|
$("minlat").onchange = boundsChanged;
|
|
|
|
function startDrag() {
|
|
$("drag_box").innerHTML="#{I18n.t('export.start_rjs.drag_a_box')}";
|
|
|
|
clearBox();
|
|
box.activate();
|
|
};
|
|
|
|
$("drag_box").onclick = startDrag;
|
|
|
|
function endDrag(bbox) {
|
|
var bounds = bbox.getBounds();
|
|
|
|
map.events.unregister("moveend", map, mapMoved);
|
|
setBounds(bounds);
|
|
drawBox(bounds);
|
|
box.deactivate();
|
|
validateControls();
|
|
|
|
$("drag_box").innerHTML = "#{I18n.t('export.start_rjs.manually_select')}";
|
|
}
|
|
|
|
function startMarker() {
|
|
$("add_marker").innerHTML='#{I18n.t('export.start_rjs.click_add_marker')}';
|
|
|
|
if (!markerLayer) {
|
|
markerLayer = new OpenLayers.Layer.Vector("",{
|
|
displayInLayerSwitcher: false,
|
|
style: {
|
|
externalGraphic: OpenLayers.Util.getImagesLocation() + "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;
|
|
}
|
|
|
|
$("add_marker").onclick = startMarker;
|
|
|
|
function endMarker(event) {
|
|
markerControl.deactivate();
|
|
|
|
$("add_marker").innerHTML = "#{I18n.t('export.start_rjs.change_marker')}";
|
|
$("marker_inputs").style.display = "block";
|
|
|
|
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").value = geom.x.toFixed(5);
|
|
$("marker_lat").value = geom.y.toFixed(5);
|
|
|
|
htmlUrlChanged();
|
|
}
|
|
|
|
function clearMarker() {
|
|
$("marker_lon").value = "";
|
|
$("marker_lat").value = "";
|
|
$("marker_inputs").style.display = "none";
|
|
$("add_marker").innerHTML = "#{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").value = Math.round(bounds.left * decimals) / decimals;
|
|
$("minlat").value = Math.round(bounds.bottom * decimals) / decimals;
|
|
$("maxlon").value = Math.round(bounds.right * decimals) / decimals;
|
|
$("maxlat").value = Math.round(bounds.top * decimals) / decimals;
|
|
|
|
mapnikSizeChanged();
|
|
htmlUrlChanged();
|
|
}
|
|
|
|
function clearBox() {
|
|
vectors.destroyFeatures();
|
|
}
|
|
|
|
function drawBox(bounds) {
|
|
var feature = new OpenLayers.Feature.Vector(bounds.toGeometry());
|
|
|
|
vectors.addFeatures(feature);
|
|
}
|
|
|
|
function validateControls() {
|
|
var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
|
|
|
|
if (bounds.getWidth() * bounds.getHeight() > #{MAX_REQUEST_AREA}) {
|
|
$("export_osm_too_large").style.display = "block";
|
|
} else {
|
|
$("export_osm_too_large").style.display = "none";
|
|
}
|
|
|
|
var max_scale = maxMapnikScale();
|
|
|
|
if ($("format_osm").checked && bounds.getWidth() * bounds.getHeight() > #{MAX_REQUEST_AREA}) {
|
|
$("export_commit").disabled = true;
|
|
} else if ($("format_mapnik").checked && $("mapnik_scale").value < max_scale) {
|
|
$("export_commit").disabled = true;
|
|
} else {
|
|
$("export_commit").disabled = false;
|
|
}
|
|
|
|
$("mapnik_max_scale").innerHTML = roundScale(max_scale);
|
|
|
|
var max_zoom = maxOsmarenderZoom();
|
|
|
|
for (var o = 0; o < $("osmarender_zoom").options.length; o++) {
|
|
var option = $("osmarender_zoom").options[o];
|
|
|
|
if (option.value > max_zoom) {
|
|
option.disabled = true;
|
|
} else {
|
|
option.disabled = false;
|
|
}
|
|
}
|
|
|
|
if ($("osmarender_zoom").options.selectedIndex + 4 > max_zoom) {
|
|
$("osmarender_zoom").options.selectedIndex = max_zoom - 4;
|
|
}
|
|
}
|
|
|
|
function htmlUrlChanged() {
|
|
var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
|
|
var layerName = map.baseLayer.name.toLowerCase();
|
|
var url = "http://#{SERVER_URL}/export/embed.html?bbox=" + bounds.toBBOX() + "&layer=" + layerName;
|
|
var markerUrl = "";
|
|
|
|
if ($("marker_lat").value && $("marker_lon").value) {
|
|
markerUrl = "&mlat=" + $("marker_lat").value + "&mlon=" + $("marker_lon").value;
|
|
url += "&marker=" + $("marker_lat").value + "," + $("marker_lon").value;
|
|
}
|
|
|
|
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();
|
|
|
|
html += '<br /><small><a href="http://#{SERVER_URL}/?lat='+center.lat+'&lon='+center.lon+'&zoom='+zoom+'&layers='+layers+markerUrl+'">'+"#{html_escape_unicode(I18n.t('export.start_rjs.view_larger_map'))}"+'</a></small>';
|
|
|
|
$("export_html_text").value = html;
|
|
|
|
if ($("format_html").checked) {
|
|
$("export_html_text").select();
|
|
}
|
|
}
|
|
|
|
function formatChanged() {
|
|
$("export_commit").style.display = "inline";
|
|
|
|
if ($("format_osm").checked) {
|
|
$("export_osm").style.display = "inline";
|
|
} else {
|
|
$("export_osm").style.display = "none";
|
|
}
|
|
|
|
if ($("format_mapnik").checked) {
|
|
$("mapnik_scale").value = roundScale(map.getScale());
|
|
$("export_mapnik").style.display = "inline";
|
|
} else {
|
|
$("export_mapnik").style.display = "none";
|
|
}
|
|
|
|
if ($("format_osmarender").checked) {
|
|
var zoom = Math.min(map.getZoom(), maxOsmarenderZoom());
|
|
|
|
$("osmarender_zoom").options.selectedIndex = zoom - 4;
|
|
$("export_osmarender").style.display = "inline";
|
|
} else {
|
|
$("export_osmarender").style.display = "none";
|
|
}
|
|
|
|
if ($("format_html").checked) {
|
|
$("export_html").style.display = "inline";
|
|
$("export_commit").style.display = "none";
|
|
$("export_html_text").select();
|
|
} else {
|
|
$("export_html").style.display = "none";
|
|
clearMarker();
|
|
}
|
|
|
|
validateControls();
|
|
}
|
|
|
|
$("format_osm").onclick = formatChanged;
|
|
$("format_mapnik").onclick = formatChanged;
|
|
$("format_osmarender").onclick = formatChanged;
|
|
$("format_html").onclick = formatChanged;
|
|
|
|
function maxMapnikScale() {
|
|
var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
|
|
var epsg4326 = new OpenLayers.Projection("EPSG:4326");
|
|
var epsg900913 = new OpenLayers.Projection("EPSG:900913");
|
|
|
|
bounds.transform(epsg4326, epsg900913);
|
|
|
|
return Math.floor(Math.sqrt(bounds.getWidth() * bounds.getHeight() / 0.3136));
|
|
}
|
|
|
|
function mapnikImageSize(scale) {
|
|
var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
|
|
var epsg4326 = new OpenLayers.Projection("EPSG:4326");
|
|
var epsg900913 = new OpenLayers.Projection("EPSG:900913");
|
|
|
|
bounds.transform(epsg4326, epsg900913);
|
|
|
|
return new OpenLayers.Size(Math.round(bounds.getWidth() / scale / 0.00028),
|
|
Math.round(bounds.getHeight() / scale / 0.00028));
|
|
}
|
|
|
|
function maxOsmarenderZoom() {
|
|
var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
|
|
var xzoom = Math.LOG2E * Math.log(2000 * 1.40625 / bounds.getWidth());
|
|
var ymin = bounds.bottom * Math.PI / 180;
|
|
var ymax = bounds.top * Math.PI / 180;
|
|
var yzoom = Math.LOG2E * (Math.log(2000 * 2 * Math.PI) - Math.log(Math.log((Math.tan(ymax) + 1 / Math.cos(ymax)) / (Math.tan(ymin) + 1 / Math.cos(ymin)))))
|
|
|
|
return Math.min(Math.floor(Math.min(xzoom, yzoom)), 17);
|
|
}
|
|
|
|
function roundScale(scale) {
|
|
var precision = 5 * Math.pow(10, Math.floor(Math.LOG10E * Math.log(scale)) - 2);
|
|
|
|
return precision * Math.ceil(scale / precision);
|
|
}
|
|
|
|
function mapnikSizeChanged() {
|
|
var size = mapnikImageSize($("mapnik_scale").value);
|
|
|
|
$("mapnik_image_width").innerHTML = size.w;
|
|
$("mapnik_image_height").innerHTML = size.h;
|
|
}
|
|
|
|
function mapnikScaleChanged() {
|
|
mapnikSizeChanged();
|
|
validateControls();
|
|
}
|
|
|
|
$("mapnik_scale").onchange = mapnikScaleChanged;
|
|
|
|
startExport();
|
|
EOJ
|