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var map;
var draw_control;
var layers = {};
var recorded_obj;
/* Functionality of (re)naming a marker - if I understood how objects worked
* in javascript, this should probably be one. :/
*/
function rename_marker(marker) {
var label_text;
if (marker.options.label_text === undefined)
label_text = '';
else
label_text = marker.options.label_text;
marker.options.label_text = prompt("Please enter name", label_text);
marker.updateLabelContent(marker.options.label_text);
}
/* Functionality of moving a marker - if I understood how objects worked
* in javascript, this should probably be one. :/
*/
var move_marker_orig_latlng;
var move_marker_marker;
function move_marker_mousemove(e) {
move_marker_marker.setLatLng(e.latlng);
}
function move_marker_enable_events() {
L.DomEvent.addListener(map._container, 'keyup', move_marker_keyup);
map.on('mousemove', move_marker_mousemove)
map.on('click', move_marker_commit);
move_marker_marker.on('click', move_marker_commit);
}
function move_marker_disable_events() {
L.DomEvent.removeListener(map._container, 'keyup', move_marker_keyup);
map.off('mousemove', move_marker_mousemove);
map.off('click', move_marker_commit);
move_marker_marker.off('click', move_marker_commit);
}
function move_marker_commit(e) {
move_marker_disable_events();
/* notify about editing */
}
function move_marker_keyup(e) {
if (e.keyCode === 27) {
move_marker_marker.setLatLng(move_marker_orig_latlng);
move_marker_disable_events();
}
}
function move_marker(marker) {
move_marker_marker = marker;
move_marker_orig_latlng = marker.getLatLng();
move_marker_enable_events();
}
/* other functionality */
var marker_labels_no_hide = false;
function marker_labels_calc_nohide(e) {
marker_labels_no_hide = (map.getZoom() >= 3);
$.each(layers, function(layer_name, layer_group) {
var drawing_layer;
drawing_layer = layer_group.getLayers()[1]
$.each(drawing_layer.getLayers(), function(marker_index, marker) {
marker.setLabelNoHide(marker_labels_no_hide);
});
});
}
$(function() {
map = L.map('map', {
center: new L.LatLng(70,-50),
contextmenu: true,
zoom: 2
});
map.on('zoomend', marker_labels_calc_nohide);
draw_control = new L.Control.Draw({
});
map.addControl(draw_control);
map.on('draw:created', function (e) {
var created_object_type = e.layerType;
var created_object = e.layer;
if (created_object_type !== 'marker') {
return;
}
created_object.bindLabel('', {
noHide: marker_labels_no_hide
});
$.each(layers, function(layer_name, layer_object) {
if (!map.hasLayer(layer_object))
return true;
created_object.options.contextmenu = true;
created_object.options.contextmenuItems = [
{
text: 'Move',
callback: function() {
move_marker(created_object);
}
},
{
text: 'Rename',
callback: function() {
rename_marker(created_object);
}
}
];
$.each(layers, function(layer_name, layer_object) {
created_object.options.contextmenuItems.push({
text: 'Send to ' + layer_name,
callback: function() {
$.each(layers, function(key, value) {
map.removeLayer(value);
drawing_layer = value.getLayers()[1];
if (drawing_layer.hasLayer(created_object))
drawing_layer.removeLayer(created_object);
});
map.addLayer(layer_object);
layer_object.getLayers()[1].addLayer(created_object);
/* possibly notify about move */
}
})
});
created_object._initContextMenu();
layer_object.getLayers()[1].addLayer(created_object);
return false;
});
rename_marker(created_object);
});
$.getJSON('js/layers.json', function(data) {
var first_layer = true;
$.each(data, function(layer_index, layer_info) {
var layer_path;
var base_layer;
var drawing_layer;
var layer;
layer_path = 'images/tiles/' + layer_info.name
+ '/{z}/{x}/{y}.png';
base_layer = L.tileLayer(layer_path, {
noWrap: true,
continuousWorld: true,
maxZoom: layer_info.max_zoom
});
drawing_layer = new L.FeatureGroup();
layer = L.layerGroup([base_layer, drawing_layer]);
layers[layer_info.name] = layer;
if (first_layer) {
map.addLayer(layer);
first_layer = false;
}
});
L.control.layers(layers, {}).addTo(map);
});
});
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