Show the angle between two selected (and connected) segments
目前為
// ==UserScript==
// @name WME Junction Angle Info
// @namespace https://github.com/milkboy/WME-ja
// @description Show the angle between two selected (and connected) segments
// @include /^https:\/\/(www|editor-beta)\.waze\.com\/(.{2,6}\/)?editor\/.*$/
// @version 1.9.0
// @grant none
// @copyright 2015 Michael Wikberg <[email protected]>
// @license CC-BY-NC-SA
// ==/UserScript==
/**
* Copyright 2015 Michael Wikberg <[email protected]>
* WME Junction Angle Info extension is licensed under a Creative Commons
* Attribution-NonCommercial-ShareAlike 3.0 Unported License.
*
* Contributions by:
* 2014 Paweł Pyrczak "tkr85" <[email protected]>
* 2014 "AlanOfTheBerg" <[email protected]>
* 2014 "berestovskyy" <?>
* 2015 "FZ69617" <?>
* 2015 "wlodek76" <?>
*/
/*jshint eqnull:true, nonew:true, nomen:true, curly:true, latedef:true, unused:strict, noarg:true, loopfunc:true */
/*jshint trailing:true, forin:true, noempty:true, maxparams:7, maxerr:100, eqeqeq:true, strict:true, undef:true */
/*jshint bitwise:true, newcap:true, immed:true, onevar:true, browser:true, nonbsp:true, freeze:true */
/*global I18n, console*/
function run_ja() {
"use strict";
/*
* First some variable and enumeration definitions
*/
var junctionangle_version = "1.9.0";
var junctionangle_debug = 1; //0: no output, 1: basic info, 2: debug 3: verbose debug, 4: insane debug
var ja_last_restart = 0, ja_roundabout_points = [], ja_options = {}, ja_mapLayer;
var ja_routing_type = {
BC: "junction_none",
KEEP: "junction_keep",
KEEP_LEFT: "junction_keep_left",
KEEP_RIGHT: "junction_keep_right",
TURN: "junction",
// UNUSED? FZ69617: now we have a display logic implemented for it, but currently I cannot predict whether
// we'll need it or not
EXIT: "junction_exit",
EXIT_LEFT: "junction_exit_left",
EXIT_RIGHT: "junction_exit_right",
PROBLEM: "junction_problem",
ERROR: "junction_error",
ROUNDABOUT: "junction_roundabout",
ROUNDABOUT_EXIT: "junction_roundabout_exit"
};
var ja_road_type = {
//Streets
STREET: 1,
PRIMARY_STREET: 2,
//Highways
RAMP: 4,
FREEWAY: 3,
MAJOR_HIGHWAY: 6,
MINOR_HIGHWAY: 7,
//Other drivable
DIRT_ROAD: 8,
FERRY: 14,
PRIVATE_ROAD: 17,
PARKING_LOT_ROAD: 20,
//Non-drivable
WALKING_TRAIL: 5,
PEDESTRIAN_BOARDWALK: 10,
STAIRWAY: 16,
RAILROAD: 18,
RUNWAY: 19
};
var ja_vehicle_types = {
TRUCK: 1,
PUBLIC: 2,
TAXI: 4,
BUS: 8,
HOV2: 16,
HOV3: 32,
RV: 64,
TOWING: 128,
MOTORBIKE: 256,
PRIVATE: 512,
HAZ: 1024
};
var ja_settings = {
angleMode: { elementType: "select", elementId: "_jaSelAngleMode", defaultValue: "aDeparture", options: ["aAbsolute", "aDeparture"]},
angleDisplay: { elementType: "select", elementId: "_jaSelAngleDisplay", defaultValue: "displayFancy", options: ["displayFancy", "displaySimple"]},
angleDisplayArrows: { elementType: "select", elementId: "_jaSelAngleDisplayArrows", defaultValue: "<>", options: ["<>", "⇦⇨", "⇐⇒", "←→", "⇐⇒⇖⇗", "←→↖↗"]},
guess: { elementType: "checkbox", elementId: "_jaCbGuessRouting", defaultValue: true },
noInstructionColor: { elementType: "color", elementId: "_jaTbNoInstructionColor", defaultValue: "#ffffff", group: "guess"},
keepInstructionColor: { elementType: "color", elementId: "_jaTbKeepInstructionColor", defaultValue: "#cbff84", group: "guess"},
turnInstructionColor: { elementType: "color", elementId: "_jaTbTurnInstructionColor", defaultValue: "#4cc600", group: "guess"},
exitInstructionColor: { elementType: "color", elementId: "_jaTbExitInstructionColor", defaultValue: "#6cb5ff", group: "guess"},
problemColor: { elementType: "color", elementId: "_jaTbProblemColor", defaultValue: "#a0a0a0", group: "guess"},
roundaboutOverlayDisplay: { elementType: "select", elementId: "_jaSelRoundaboutOverlayDisplay", defaultValue: "rOverNever", options: ["rOverNever","rOverSelected","rOverAlways"]},
roundaboutColor: { elementType: "color", elementId: "_jaTbRoundaboutColor", defaultValue: "#ff8000", group: "roundaboutOverlayDisplay"},
roundaboutOverlayColor: { elementType: "color", elementId: "_jaTbRoundaboutOverlayColor", defaultValue: "#aa0000", group: "roundaboutOverlayDisplay"},
decimals: { elementType: "number", elementId: "_jaTbDecimals", defaultValue: 0, min: 0, max: 2},
pointSize: { elementType: "number", elementId: "_jaTbPointSize", defaultValue: 12, min: 6, max: 20}
};
var ja_arrow = {
get_arrow: function(at) {
var arrows = ja_getOption("angleDisplayArrows");
return arrows[at % arrows.length];
},
left: function() { return this.get_arrow(0); },
right: function() { return this.get_arrow(1); },
left_up: function() { return this.get_arrow(2); },
right_up: function() { return this.get_arrow(3); }
};
/*
* Main logic functions
*/
function junctionangle_init() {
//Listen for selected nodes change event
window.Waze.selectionManager.events.register("selectionchanged", null, ja_calculate);
window.Waze.model.segments.events.on({
"objectschanged": ja_calculate,
"objectsremoved": ja_calculate
});
window.Waze.model.nodes.events.on({
"objectschanged": ja_calculate,
"objectsremoved": ja_calculate
});
//Recalculate on zoom end also
window.Waze.map.events.register("zoomend", null, ja_calculate);
ja_load();
ja_loadTranslations();
/**
* Add JAI tab configuration options
*/
var ja_settings_dom = document.createElement("div");
var ja_settings_dom_panel = document.createElement("div");
var ja_settings_dom_content = document.createElement("div");
ja_settings_dom_panel.className = "side-panel-section";
ja_settings_dom_content.className = "tab-content";
var ja_settings_header = document.createElement('h4');
ja_settings_header.appendChild(document.createTextNode(ja_getMessage("settingsTitle")));
ja_settings_dom_content.appendChild(ja_settings_header);
var style = document.createElement('style');
style.appendChild(document.createTextNode(
'#jaOptions label { display: inline; }\n' +
'#jaOptions input, select { margin-right: 5px; }\n'
));
var form = document.createElement('form');
var section = document.createElement('div');
section.className = "form-group";
form.className = "attributes-form side-panel-section";
section.id = "jaOptions";
ja_log("---------- Creating settings HTML ----------", 2);
Object.getOwnPropertyNames(ja_settings).forEach(function (a) {
var setting = ja_settings[a];
var ja_controls_container = document.createElement('div');
var ja_input = document.createElement('input');
var ja_label = document.createElement('label');
ja_controls_container.className = "controls-container";
ja_input.type = setting.elementType;
switch (setting.elementType) {
case 'color':
ja_input.id = setting.elementId;
ja_controls_container.appendChild(ja_input);
break;
case 'number':
ja_input.id = setting.elementId;
ja_input.setAttribute("min", setting.min);
ja_input.setAttribute("max", setting.max);
ja_controls_container.appendChild(ja_input);
break;
/*
case 'text':
ja_input.id = setting.elementId;
ja_input.size = (setting.max ? setting.max : 8);
ja_input.maxlength = (setting.max ? setting.max : 7);
ja_controls_container.appendChild(ja_input);
break;
*/
case 'checkbox':
ja_input.id = setting.elementId;
ja_controls_container.appendChild(ja_input);
break;
case 'select':
ja_input = document.createElement('select'); //Override <input> with <select>
ja_input.id = setting.elementId;
for(var i = 0; i < setting.options.length; i++) {
var ja_select_option = document.createElement('option');
ja_select_option.value = setting.options[i];
ja_select_option.appendChild(document.createTextNode(ja_getMessage(setting.options[i])));
ja_input.appendChild(ja_select_option);
}
ja_controls_container.appendChild(ja_input);
break;
}
ja_input.onchange = function() { ja_onchange(this); };
ja_label.setAttribute("for", setting.elementId);
ja_label.appendChild(document.createTextNode(ja_getMessage(a)));
ja_controls_container.appendChild(ja_label);
section.appendChild(ja_controls_container);
});
section.appendChild(document.createElement('br'));
var ja_reset_button = document.createElement('button');
ja_reset_button.type = "button";
ja_reset_button.className = "btn btn-default";
ja_reset_button.addEventListener("click", ja_reset, true);
ja_reset_button.appendChild(document.createTextNode(ja_getMessage("resetToDefault")));
section.appendChild(ja_reset_button);
form.appendChild(section);
ja_settings_dom_content.appendChild(form);
var userTabs = document.getElementById('user-info');
var navTabs = userTabs.getElementsByClassName('nav-tabs')[0];
var tabContent = userTabs.getElementsByClassName('tab-content')[0];
ja_settings_dom.id = "sidepanel-ja";
ja_settings_dom.className = "tab-pane";
ja_settings_dom_content.style.paddingTop = "0";
ja_settings_dom.appendChild(style);
ja_settings_dom_panel.appendChild(ja_settings_dom_content);
ja_settings_dom.appendChild(ja_settings_dom_panel);
//Add some version info etc
var ja_info = document.createElement('ul');
ja_info.className = "list-unstyled -side-panel-section";
ja_info.style.fontSize = "11px";
var ja_version_elem = document.createElement('li');
ja_version_elem.appendChild(document.createTextNode(ja_getMessage("name") + ": v" + junctionangle_version));
ja_info.appendChild(ja_version_elem);
//Add some useful links
ja_info.appendChild(ja_helpLink(
'https://wiki.waze.com/wiki/Roundabouts/USA#Understanding_navigation_instructions', 'roundaboutnav')
);
ja_info.appendChild(ja_helpLink('https://github.com/milkboy/WME-ja/issues', 'ghissues'));
ja_settings_dom.appendChild(ja_info);
tabContent.appendChild(ja_settings_dom);
var jatab = document.createElement('li');
jatab.innerHTML = '<!--suppress HtmlUnknownAnchorTarget --><a href="#sidepanel-ja" data-toggle="tab">JAI</a>';
if(navTabs != null) { navTabs.appendChild(jatab); }
//Add support for translations. Default (and fallback) is "en".
//Note, don't make typos in "acceleratorName", as it has to match the layer name (with whitespace removed)
// to actually work. Took me a while to figure that out...
I18n.translations[window.I18n.locale].layers.name.junction_angles = ja_getMessage("name");
/**
* Initialize JAI OpenLayers vector layer
*/
if (window.Waze.map.getLayersBy("uniqueName","junction_angles").length === 0) {
// Create a vector layer and give it your style map.
ja_mapLayer = new window.OpenLayers.Layer.Vector(ja_getMessage("name"), {
displayInLayerSwitcher: true,
uniqueName: "junction_angles",
shortcutKey: "S+j",
accelerator: "toggle" + ja_getMessage("name").replace(/\s+/g,''),
className: "junction-angles",
styleMap: new window.OpenLayers.StyleMap(ja_style())
});
window.Waze.map.addLayer(ja_mapLayer);
ja_log("version " + junctionangle_version + " loaded.", 0);
ja_log(window.Waze.map, 3);
ja_log(window.Waze.model, 3);
ja_log(window.Waze.loginManager, 3);
ja_log(window.Waze.selectionManager, 3);
ja_log(ja_mapLayer, 3);
ja_log(window.OpenLayers, 3);
} else {
ja_log("Oh, nice.. We already had a layer?", 3);
}
ja_apply();
ja_calculate();
}
/**
*
* @param node Junction node
* @param s_in_a "In" segment id
* @param s_out_a "Out" segment id
* @param angles array of segment absolute angles [0] angle, [1] segment id, 2[?]
* @returns {string}
*/
function ja_guess_routing_instruction(node, s_in_a, s_out_a, angles) {
ja_log("Guessing routing instructions from " + s_in_a + " via node " + node.attributes.id + " to " + s_out_a,2);
ja_log(node, 4);
ja_log(s_in_a, 4);
ja_log(s_out_a, 4);
ja_log(angles, 3);
var s_in_id = s_in_a;
var s_out_id = s_out_a;
s_in_a = window.$.grep(angles, function(element){
return element[1] === s_in_a;
});
s_out_a = window.$.grep(angles, function(element){
return element[1] === s_out_a;
});
var s_n = {}, s_in = null, s_out = {}, street_n = {}, street_in = null;
node.attributes.segIDs.forEach(function(element) {
if (element === s_in_id) {
s_in = node.model.segments.get(element);
street_in = ja_get_streets(element);
//Set empty name for streets if not defined
if(typeof street_in.primary === 'undefined') { street_in.primary = {}; }
if(typeof street_in.primary.name === 'undefined') {
street_in.primary.name = "";
}
} else {
if(element === s_out_id) {
//store for later use
s_out[element] = node.model.segments.get(element);
//Set empty name for streets if not defined
if(typeof s_out[element].primary === 'undefined') {
s_out[element].primary = { name: "" };
}
}
s_n[element] = node.model.segments.get(element);
street_n[element] = ja_get_streets(element);
if(typeof street_n[element].primary === 'undefined') {
street_n[element].primary = { name: ""};
}
}
});
ja_log(s_n, 3);
ja_log(street_n,3);
ja_log(s_in,3);
ja_log(street_in,2);
if (s_in === null || street_in === null) {
//Should never happen, but adding to make code validation happy
return ja_routing_type.PROBLEM;
}
var angle = ja_angle_diff(s_in_a[0], (s_out_a[0]), false);
ja_log("turn angle is: " + angle, 2);
//Check turn possibility first
if(!ja_is_turn_allowed(s_in, node, s_out[s_out_id])) {
ja_log("Turn is disallowed!", 2);
return ja_routing_type.ERROR;
}
//Roundabout - no true instruction guessing here!
if (s_in.attributes.junctionID) {
if (s_out[s_out_id].attributes.junctionID) {
ja_log("Roundabout continuation - no instruction", 2);
return ja_routing_type.BC;
} else {
ja_log("Roundabout exit - no instruction", 2);
//exit just to visually distinguish from roundabout continuation
return ja_routing_type.ROUNDABOUT_EXIT;
}
} else if (s_out[s_out_id].attributes.junctionID) {
ja_log("Roundabout entry - no instruction", 2);
//no instruction since it's normally the only continuation - true instruction can be computed for
//entry-exit selection only
return ja_routing_type.BC;
}
//No other possible turns
if(node.attributes.segIDs.length <= 2) {
ja_log("Only one possible turn", 2);
return ja_routing_type.BC;
} //No instruction
/*
*
* Here be dragons!
*
*/
if(Math.abs(angle) <= 44) {
ja_log("Turn is <= 44", 2);
/*
* Filter out disallowed and non-"BC eligible" turns.
*/
ja_log("Original angles and street_n:", 2);
ja_log(angles, 2);
ja_log(street_n, 2);
ja_log(s_n, 2);
angles = angles.filter(function (a) {
ja_log("Filtering angle: " + ja_angle_diff(s_in_a, a[0], false), 2);
if(s_out_id === a[1] ||
(typeof s_n[a[1]] !== 'undefined' &&
ja_is_turn_allowed(s_in, node, s_n[a[1]]) &&
Math.abs(ja_angle_diff(s_in_a, a[0], false)) <= 45 //Any angle above 45 is not eligible
)) {
ja_log(true, 4);
return true;
} else {
ja_log(false, 4);
if(street_n[a[1]]) {
delete s_n[a[1]];
delete street_n[a[1]];
}
return false;
}
});
ja_log("Filtered angles and street_n:", 2);
ja_log(angles, 2);
ja_log(street_n, 2);
ja_log(s_n, 2);
if(angles.length <= 1) {
ja_log("Only one allowed turn left", 2);
return ja_routing_type.BC;
} //No instruction
/*
* Apply simplified BC logic
*/
var bc_matches = {}, bc_prio = 0, bc_count = 0;
var bc_collect = function(a, prio) {
ja_log("Potential BC = " + prio, 2);
ja_log(a, 2);
if (prio > bc_prio) { //highest priority wins now
bc_matches = {};
bc_prio = prio;
bc_count = 0;
}
if (prio === bc_prio) {
bc_matches[a[1]] = a;
bc_count++;
}
ja_log("BC candidates:", 2);
ja_log(bc_matches, 2);
};
//Check each eligible turn against routing rules
for(var k=0; k< angles.length; k++) {
var a = angles[k];
ja_log("Checking angle " + k, 2);
ja_log(a, 2);
var tmp_angle = ja_angle_diff(s_in_a[0], a[0], false);
ja_log(tmp_angle, 2);
var tmp_s_out = {};
tmp_s_out[a[1]] = s_n[a[1]];
var tmp_street_out = {};
tmp_street_out[a[1]] = street_n[a[1]];
if(ja_primary_name_match(street_in, tmp_street_out) && ja_segment_type_match(s_in, tmp_s_out)) {
ja_log("BC primary name and type match", 2);
bc_collect(a, 3);
} else if(ja_alt_name_match(street_in, tmp_street_out) && ja_segment_type_match(s_in, tmp_s_out)) {
ja_log("BC alt name and type match", 2);
bc_collect(a, 3);
} else if(ja_primary_name_match(street_in, tmp_street_out) || ja_cross_name_match(street_in, tmp_street_out)) {
ja_log("BC primary name or cross name match", 2);
bc_collect(a, 2);
} else if(ja_alt_name_match(street_in, tmp_street_out)) {
ja_log("BC alt name match", 2);
bc_collect(a, 2);
} else if(ja_segment_type_match(s_in, tmp_s_out)) {
ja_log("BC type match", 2);
bc_collect(a, 1);
}
//Else: Non-BC
}
//If s-out is the only BC, that's it.
if (bc_matches[s_out_id] !== undefined && bc_count === 1) {
ja_log("\"straight\": no instruction", 2);
return ja_routing_type.BC;
}
ja_log("BC logic did not apply; using old default rules instead.", 2);
// wlodek76: FIXING KEEP LEFT/RIGHT regarding to left most segment
// WIKI WAZE: When there are more than two segments less than 45.04°, only the left most segment will be
// KEEP LEFT, all the rest will be KEEP RIGHT
if (true || angles.length > 2) { //FZ69617: "more than two..."
//FIXME: 'true' added to temporarily ignore this condition
//without this many "keep left"s changed into "exit right"
//but I'm finally not sure whether we can safely ignore the precondition from Wiki?
//FZ69617: Sort angles in left most first order
ja_log("Unsorted angles", 4);
ja_log(angles, 4);
angles.sort(function(a, b) { return angle_to_s_in(a[0], s_in_a[0][0]) - angle_to_s_in(b[0],s_in_a[0][0]); });
ja_log("Sorted angles", 4);
ja_log(angles, 4);
if (angles[0][1] === s_out_id) { //s-out is left most segment
//wlodek76: KEEP LEFT/RIGHT overlapping case
//WIKI WAZE: If the left most segment is overlapping another segment, it will also be KEEP RIGHT.
if (!ja_overlapping_angles(angles[0][0], angles[1][0])) {
ja_log("Left most <45 segment: keep left", 2);
return ja_routing_type.KEEP_LEFT;
}
}
}
//FZ69617: Two overlapping segments logic
//WAZE WIKI: If the only two segments less than 45.04° overlap each other, neither will get an instruction.
if (angles.length === 2 && ja_overlapping_angles(angles[0][0], angles[1][0])) {
ja_log("Two overlapping segments: no instruction", 2);
return ja_routing_type.BC; //PROBLEM?
}
//Primary to non-primary
if(ja_is_primary_road(s_in) && !ja_is_primary_road(s_out[s_out_id])) {
ja_log("Primary to non-primary = exit", 2);
return s_in.model.isLeftHand ? ja_routing_type.EXIT_LEFT : ja_routing_type.EXIT_RIGHT;
}
//Ramp to non-primary or non-ramp
if(ja_is_ramp(s_in) && !ja_is_primary_road(s_out[s_out_id]) && !ja_is_ramp(s_out[s_out_id]) ) {
ja_log("Ramp to non-primary and non-ramp = exit", 2);
return s_in.model.isLeftHand ? ja_routing_type.EXIT_LEFT : ja_routing_type.EXIT_RIGHT;
}
ja_log("DEFAULT: keep right", 2);
return ja_routing_type.KEEP_RIGHT;
} else if(Math.abs(angle) <= 46) {
ja_log("Angle is in gray zone 44-46", 2);
return ja_routing_type.PROBLEM;
} else {
ja_log("Normal turn", 2);
return ja_routing_type.TURN; //Normal turn (left|right)
}
}
function ja_calculate_real() {
ja_log("Actually calculating now", 2);
var ja_start_time = Date.now();
ja_roundabout_points = [];
ja_log(window.Waze.map, 3);
if (typeof ja_mapLayer === 'undefined') {
return 1;
}
//clear old info
ja_mapLayer.destroyFeatures();
if (ja_getOption("roundaboutOverlayDisplay") === "rOverAlways") {
ja_draw_roundabout_overlay();
}
//try to show all angles for all selected segments
if (window.Waze.selectionManager.selectedItems.length === 0) { return 1; }
ja_log("Checking junctions for " + window.Waze.selectionManager.selectedItems.length + " segments", 2);
var ja_nodes = [];
window.Waze.selectionManager.selectedItems.forEach(function(element) {
ja_log(element, 3);
switch (element.model.type) {
case "node":
ja_nodes.push(element.model.attributes.id);
break;
case "segment":
//segments selected?
if (element.model.attributes.fromNodeID != null &&
ja_nodes.indexOf(element.model.attributes.fromNodeID) === -1) {
ja_nodes.push(element.model.attributes.fromNodeID);
}
if (element.model.attributes.toNodeID != null &&
ja_nodes.indexOf(element.model.attributes.toNodeID) === -1) {
ja_nodes.push(element.model.attributes.toNodeID);
}
break;
case "venue":
break;
default:
ja_log("Found unknown item type: " + element.model.type, 2);
break;
}
ja_log(ja_nodes, 2);
});
//Figure out if we have a selected roundabout and do some magic
var ja_selected_roundabouts = {};
ja_nodes.forEach(function(node) {
ja_log(window.Waze.model.nodes.get(node), 3);
var tmp_s = null, tmp_n = null, tmp_junctionID = null;
if(window.Waze.model.nodes.get(node) == null ||
typeof window.Waze.model.nodes.get(node).attributes.segIDs === 'undefined') {
return;
}
window.Waze.model.nodes.get(node).attributes.segIDs.forEach(function(segment) {
ja_log(segment, 3);
if(window.Waze.model.segments.get(segment).attributes.junctionID) {
ja_log("Roundabout detected: " + window.Waze.model.segments.get(segment).attributes.junctionID, 3);
tmp_junctionID = window.Waze.model.segments.get(segment).attributes.junctionID;
} else {
tmp_s = segment;
tmp_n = node;
}
ja_log("tmp_s: " + (tmp_s === null ? 'null' : tmp_s), 3);
});
ja_log("final tmp_s: " + (tmp_s === null ? 'null' : tmp_s), 3);
if(tmp_junctionID === null) { return; }
if(!ja_selected_roundabouts.hasOwnProperty(tmp_junctionID)) {
ja_selected_roundabouts[tmp_junctionID] = {
'in_s': tmp_s,
'in_n': tmp_n,
'out_s': null,
'out_n': null,
'p': window.Waze.model.junctions.get(tmp_junctionID).geometry
};
} else {
ja_selected_roundabouts[tmp_junctionID].out_s = tmp_s;
ja_selected_roundabouts[tmp_junctionID].out_n = node;
}
});
//Do some fancy painting for the roundabouts...
for(var tmp_roundabout in ja_selected_roundabouts) {
if (ja_selected_roundabouts.hasOwnProperty(tmp_roundabout)) {
ja_log(tmp_roundabout, 3);
ja_log(ja_selected_roundabouts[tmp_roundabout], 3);
//New roundabouts don't have coordinates yet..
if(typeof ja_selected_roundabouts[tmp_roundabout].p === 'undefined' ||
ja_selected_roundabouts[tmp_roundabout].out_n === null
) {
continue;
}
//Draw circle overlay for this roundabout
if(ja_getOption("roundaboutOverlayDisplay") === "rOverSelected") {
ja_draw_roundabout_overlay(tmp_roundabout);
}
//Transform LonLat to actual layer projection
var tmp_roundabout_center = ja_coordinates_to_point(ja_selected_roundabouts[tmp_roundabout].p.coordinates);
var angle = ja_angle_between_points(
window.Waze.model.nodes.get(ja_selected_roundabouts[tmp_roundabout].in_n).geometry,
tmp_roundabout_center,
window.Waze.model.nodes.get(ja_selected_roundabouts[tmp_roundabout].out_n).geometry
);
ja_mapLayer.addFeatures([
new window.OpenLayers.Feature.Vector(
tmp_roundabout_center,
{
angle: ja_round(angle) + '°',
ja_type: ja_is_roundabout_normal(
tmp_roundabout,
ja_selected_roundabouts[tmp_roundabout].in_n) ? ja_routing_type.TURN : ja_routing_type.ROUNDABOUT
}
)
]);
}
}
//Start looping through selected nodes
for (var i = 0; i < ja_nodes.length; i++) {
var node = window.Waze.model.nodes.get(ja_nodes[i]);
if (node == null || !node.hasOwnProperty('attributes')) {
//Oh oh.. should not happen? We want to use a node that does not exist
ja_log("Oh oh.. should not happen?",2);
ja_log(node, 2);
ja_log(ja_nodes[i], 2);
ja_log(window.Waze.model, 3);
ja_log(window.Waze.model.nodes, 3);
continue;
}
//check connected segments
var ja_current_node_segments = node.attributes.segIDs;
ja_log(node, 2);
//ignore of we have less than 2 segments
if (ja_current_node_segments.length <= 1) {
ja_log("Found only " + ja_current_node_segments.length + " connected segments at " + ja_nodes[i] +
", not calculating anything...", 2);
continue;
}
ja_log("Calculating angles for " + ja_current_node_segments.length + " segments", 2);
ja_log(ja_current_node_segments, 3);
var angles = [];
var ja_selected_segments_count = 0;
var ja_selected_angles = [];
var a;
ja_current_node_segments.forEach(function (nodeSegment, j) {
var s = window.Waze.model.segments.objects[nodeSegment];
if(typeof s === 'undefined') {
//Meh. Something went wrong, and we lost track of the segment. This needs a proper fix, but for now
// it should be sufficient to just restart the calculation
ja_log("Failed to read segment data from model. Restarting calculations.", 1);
if(ja_last_restart === 0) {
ja_last_restart = new Date().getTime();
setTimeout(function(){ja_calculate();}, 500);
}
return 4;
}
a = ja_getAngle(ja_nodes[i], s);
ja_log("Segment " + nodeSegment + " angle is " + a, 2);
angles[j] = [a, nodeSegment, s != null ? s.isSelected() : false];
if (s != null ? s.isSelected() : false) {
ja_selected_segments_count++;
}
});
//make sure we have the selected angles in correct order
ja_log(ja_current_node_segments, 3);
window.Waze.selectionManager.selectedItems.forEach(function (selectedSegment) {
var selectedSegmentId = selectedSegment.model.attributes.id;
ja_log("Checking if " + selectedSegmentId + " is in current node", 3);
if(ja_current_node_segments.indexOf(selectedSegmentId) >= 0) {
ja_log("It is!", 4);
//find the angle
for(var j=0; j < angles.length; j++) {
if(angles[j][1] === selectedSegmentId) {
ja_selected_angles.push(angles[j]);
break;
}
}
} else {
ja_log("It's not..", 4);
}
});
ja_log(angles, 3);
var ja_label_distance;
/*
* Define a base distance to markers, depending on the zoom level
*/
switch (window.Waze.map.zoom) {
case 10:
ja_label_distance = 2.8;
break;
case 9:
ja_label_distance = 4;
break;
case 8:
ja_label_distance = 8;
break;
case 7:
ja_label_distance = 15;
break;
case 6:
ja_label_distance = 25;
break;
case 5:
ja_label_distance = 40;
break;
case 4:
ja_label_distance = 80;
break;
case 3:
ja_label_distance = 150;
break;
case 2:
ja_label_distance = 300;
break;
case 1:
ja_label_distance = 400;
break;
}
ja_label_distance = ja_label_distance * (1+(0.2*parseInt(ja_getOption("decimals"))));
ja_log("zoom: " + window.Waze.map.zoom + " -> distance: " + ja_label_distance, 2);
var ha, point;
//if we have two connected segments selected, do some magic to get the turn angle only =)
if (ja_selected_segments_count === 2) {
var ja_extra_space_multiplier = 1;
a = ja_angle_diff(ja_selected_angles[0][0], ja_selected_angles[1][0], false);
ha = (parseFloat(ja_selected_angles[0][0]) + parseFloat(ja_selected_angles[1][0]))/2;
if((Math.abs(ja_selected_angles[0][0]) + Math.abs(ja_selected_angles[1][0])) > 180 &&
((ja_selected_angles[0][0] < 0 && ja_selected_angles[1][0] > 0) ||
(ja_selected_angles[0][0] > 0 && ja_selected_angles[1][0] < 0))
) {
ha += 180;
}
if (Math.abs(a) > 120) {
ja_log("Sharp angle", 2);
ja_extra_space_multiplier = 2;
}
//Move point a bit if it's on the top (Bridge icon will obscure it otherwise)
if(ha > 40 && ha < 120) { ja_extra_space_multiplier = 2; }
ja_log("Angle between " + ja_selected_angles[0][1] + " and " + ja_selected_angles[1][1] + " is " +
a + " and position for label should be at " + ha, 3);
//Guess some routing instructions based on segment types, angles etc
var ja_junction_type = ja_routing_type.TURN; //Default to old behavior
if(ja_getOption("guess")) {
ja_log(ja_selected_angles, 2);
ja_log(angles, 2);
ja_junction_type =
ja_guess_routing_instruction(node, ja_selected_angles[0][1], ja_selected_angles[1][1], angles);
ja_log("Type is: " + ja_junction_type, 2);
}
//get the initial marker point
point = new window.OpenLayers.Geometry.Point(
node.geometry.x + (ja_extra_space_multiplier * ja_label_distance * Math.cos((ha * Math.PI) / 180)),
node.geometry.y + (ja_extra_space_multiplier * ja_label_distance * Math.sin((ha * Math.PI) / 180))
);
ja_draw_marker(point, node, ja_label_distance, a, ha, true, ja_junction_type);
}
else {
//sort angle data (ascending)
angles.sort(function (a, b) {
return a[0] - b[0];
});
ja_log(angles, 3);
ja_log(ja_selected_segments_count, 3);
//get all segment angles
angles.forEach(function(angle, j) {
a = (360 + (angles[(j + 1) % angles.length][0] - angle[0])) % 360;
ha = (360 + ((a / 2) + angle[0])) % 360;
var a_in = angles.filter(function(a) {
if(a[2]) { return true; }
})[0];
//Show only one angle for nodes with only 2 connected segments and a single selected segment
// (not on both sides). Skipping the one > 180
if (ja_selected_segments_count === 1 &&
angles.length === 2 &&
a >=180 &&
ja_getOption("angleMode") !== "aDeparture"
) {
ja_log("Skipping marker, as we need only one of them", 2);
return;
}
if(ja_getOption("angleMode") === "aDeparture" && ja_selected_segments_count > 0) {
if(a_in[1] === angle[1]) {
ja_log("in == out. skipping.", 2);
return;
}
ja_log("Angle in:",2);
ja_log(a_in,2);
ja_log(ja_guess_routing_instruction(node, a_in[1], angle[1], angles), 2);
//FIXME: we might want to try to keep the marker on the segment, instead of just
//in the direction of the first part
ha = angle[0];
a = ja_angle_diff(a_in[0], angles[j][0], false);
point = new window.OpenLayers.Geometry.Point(
node.geometry.x + (ja_label_distance * 2 * Math.cos((ha * Math.PI) / 180)),
node.geometry.y + (ja_label_distance * 2 * Math.sin((ha * Math.PI) / 180))
);
ja_draw_marker(point, node, ja_label_distance, a, ha, true,
ja_getOption("guess") ?
ja_guess_routing_instruction(node, a_in[1], angle[1], angles) : ja_routing_type.TURN);
} else {
ja_log("Angle between " + angle[1] + " and " + angles[(j + 1) % angles.length][1] + " is " +
a + " and position for label should be at " + ha, 3);
point = new window.OpenLayers.Geometry.Point(
node.geometry.x + (ja_label_distance * Math.cos((ha * Math.PI) / 180)),
node.geometry.y + (ja_label_distance * Math.sin((ha * Math.PI) / 180))
);
ja_draw_marker(point, node, ja_label_distance, a, ha);
}
});
}
}
ja_last_restart = 0;
var ja_end_time = Date.now();
ja_log("Calculation took " + String(ja_end_time - ja_start_time) + " ms", 2);
}
/*
* Drawing functions
*/
/**
*
* @param point Estimated point for marker
* @param node Node the marker is for
* @param ja_label_distance Arbitrary distance to be used in moving markers further away etc
* @param a Angle to display
* @param ha Angle to marker from node (FIXME: either point or ha is probably unnecessary)
* @param withRouting true: show routing guessing markers, false: show "normal" angle markers
* @param ja_junction_type If using routing, this needs to be set to the desired type
*/
function ja_draw_marker(point, node, ja_label_distance, a, ha, withRouting, ja_junction_type) {
//Try to estimate of the point is "too close" to another point
//(or maybe something else in the future; like turn restriction arrows or something)
var ja_tmp_distance = ja_label_distance;
ja_log("Starting distance estimation", 3);
while(ja_mapLayer.features.some(function(feature){
if(typeof feature.attributes.ja_type !== 'undefined' && feature.attributes.ja_type !== 'roundaboutOverlay') {
//Arbitrarily chosen minimum distance.. Should actually use the real bounds of the markers,
//but that didn't work out.. Bounds are always 0..
if(ja_label_distance / 1.4 > feature.geometry.distanceTo(point)) {
ja_log(ja_label_distance / 1.5 > feature.geometry.distanceTo(point) + " is kinda close..", 3);
return true;
}
}
return false;
})) {
//add 1/4 of the original distance and hope for the best =)
ja_tmp_distance = ja_tmp_distance + ja_label_distance / 4;
ja_log("setting distance to " + ja_tmp_distance, 2);
point = new window.OpenLayers.Geometry.Point(
node.geometry.x + (ja_tmp_distance * Math.cos((ha * Math.PI) / 180)),
node.geometry.y + (ja_tmp_distance * Math.sin((ha * Math.PI) / 180))
);
}
ja_log("Distance estimation done", 3);
var angleString = ja_round(Math.abs(a)) + "°";
//FZ69617: Add direction arrows for turn instructions only
if (ja_getOption("angleDisplay") === "displaySimple") {
switch(ja_junction_type) {
case ja_routing_type.TURN:
angleString = a > 0 ? ja_arrow.left() + angleString : angleString + ja_arrow.right();
break;
case ja_routing_type.EXIT:
case ja_routing_type.KEEP:
angleString = a > 0 ? ja_arrow.left_up() + angleString : angleString + ja_arrow.right_up();
break;
case ja_routing_type.EXIT_LEFT:
case ja_routing_type.KEEP_LEFT:
angleString = ja_arrow.left_up() + angleString;
break;
case ja_routing_type.EXIT_RIGHT:
case ja_routing_type.KEEP_RIGHT:
angleString = angleString + ja_arrow.right_up();
break;
}
} else {
switch(ja_junction_type) {
case ja_routing_type.TURN:
angleString = (a > 0 ? ja_arrow.left() : ja_arrow.right()) + "\n" + angleString;
break;
case ja_routing_type.EXIT:
case ja_routing_type.KEEP:
angleString = (a > 0 ? ja_arrow.left_up() : ja_arrow.right_up()) + "\n" + angleString;
break;
case ja_routing_type.EXIT_LEFT:
case ja_routing_type.KEEP_LEFT:
angleString = ja_arrow.left_up() + "\n" + angleString;
break;
case ja_routing_type.EXIT_RIGHT:
case ja_routing_type.KEEP_RIGHT:
angleString = ja_arrow.right_up() + "\n" + angleString;
break;
}
}
var anglePoint = withRouting ?
new window.OpenLayers.Feature.Vector(
point,
{ angle: angleString, ja_type: ja_junction_type }
): new window.OpenLayers.Feature.Vector(
point,
{ angle: ja_round(a) + "°", ja_type: "generic" }
);
ja_log(anglePoint, 3);
//Don't paint points inside an overlaid roundabout
if(ja_roundabout_points.some(function (roundaboutPoint){
return roundaboutPoint.containsPoint(point);
})) {
return;
}
//Draw a line to the point
ja_mapLayer.addFeatures([
new window.OpenLayers.Feature.Vector(
new window.OpenLayers.Geometry.LineString([node.geometry, point]),
{},
{strokeOpacity: 0.6, strokeWidth: 1.2, strokeDashstyle: "solid", strokeColor: "#ff9966"}
)
]
);
//push the angle point
ja_mapLayer.addFeatures([anglePoint]);
}
function ja_draw_roundabout_overlay(junctionId) {
window.Waze.model.junctions.getObjectArray().forEach(function (element){
ja_log(element, 3);
//Check if we want a specific junction.
//FIXME: this should actually be done by a direct select, instead of looping through all..
if(typeof junctionId !== "undefined" && junctionId !== element.id) {
return;
}
var nodes = {};
element.segIDs.forEach(function(s) {
var seg = window.Waze.model.segments.get(s);
ja_log(seg, 3);
nodes[seg.attributes.fromNodeID] = window.Waze.model.nodes.get(seg.attributes.fromNodeID);
nodes[seg.attributes.toNodeID] = window.Waze.model.nodes.get(seg.attributes.toNodeID);
});
ja_log(nodes, 3);
var center = ja_coordinates_to_point(element.geometry.coordinates);
ja_log(center, 3);
var distances = [];
Object.getOwnPropertyNames(nodes).forEach(function(name) {
ja_log("Checking " + name + " distance", 3);
var dist = Math.sqrt(
Math.pow(nodes[name].attributes.geometry.x - center.x, 2) +
Math.pow(nodes[name].attributes.geometry.y - center.y, 2)
);
distances.push(dist);
});
ja_log(distances, 3);
ja_log("Mean distance is " + distances.reduce(function(a,b){return a + b;}) / distances.length, 3);
var circle = window.OpenLayers.Geometry.Polygon.createRegularPolygon(
center,
distances.reduce(function(a,b){return a + b;}) / distances.length,
40,
0
);
var roundaboutCircle = new window.OpenLayers.Feature.Vector(circle, {'ja_type': 'roundaboutOverlay'});
ja_roundabout_points.push(circle);
ja_mapLayer.addFeatures([roundaboutCircle]);
});
}
/*
* Segment and routing helpers
*/
/**
* Check if segment in type matches any other segments
* @param segment_in
* @param segments
* @returns {boolean}
*/
function ja_segment_type_match(segment_in, segments) {
ja_log(segment_in, 2);
ja_log(segments, 2);
return Object.getOwnPropertyNames(segments).some(function (segment_n_id, index) {
var segment_n = segments[segment_n_id];
ja_log("PT Checking element " + index, 2);
ja_log(segment_n, 2);
if(segment_n.attributes.id === segment_in.attributes.id) { return false; }
ja_log("PT checking sn.rt " + segment_n.attributes.roadType +
" vs i.pt: " + segment_in.attributes.roadType, 2);
return (segment_n.attributes.roadType === segment_in.attributes.roadType);
});
}
function ja_is_primary_road(seg) {
var t = seg.attributes.roadType;
return t === ja_road_type.FREEWAY || t === ja_road_type.MAJOR_HIGHWAY || t === ja_road_type.MINOR_HIGHWAY;
}
function ja_is_ramp(seg) {
var t = seg.attributes.roadType;
return t === ja_road_type.RAMP;
}
function ja_is_turn_allowed(s_from, via_node, s_to) {
ja_log("Allow from " + s_from.attributes.id +
" to " + s_to.attributes.id +
" via " + via_node.attributes.id + "? " +
via_node.isTurnAllowedBySegDirections(s_from, s_to) + " | " + s_from.isTurnAllowed(s_to, via_node), 2);
//Is there a driving direction restriction?
if(!via_node.isTurnAllowedBySegDirections(s_from, s_to)) {
ja_log("Driving direction restriction applies", 3);
return false;
}
//Is turn allowed by other means (e.g. turn restrictions)?
if(!s_from.isTurnAllowed(s_to, via_node)) {
ja_log("Other restriction applies", 3);
return false;
}
if(s_to.attributes.fromNodeID === via_node.attributes.id) {
ja_log("FWD direction",3);
return ja_is_car_allowed_by_restrictions(s_to.attributes.fwdRestrictions);
} else {
ja_log("REV direction",3);
return ja_is_car_allowed_by_restrictions(s_to.attributes.revRestrictions);
}
}
function ja_is_car_allowed_by_restrictions(restrictions) {
ja_log("Checking restrictions for cars", 2);
if(typeof restrictions === 'undefined' || restrictions == null || restrictions.length === 0) {
ja_log("No car type restrictions to check...", 3);
return true;
}
ja_log(restrictions, 3);
return !restrictions.some(function(element) {
/*jshint bitwise: false*/
ja_log("Checking restriction " + element, 3);
var ret = element.allDay && //All day restriction
element.days === 127 && //Every week day
( element.vehicleTypes === -1 || //All vehicle types
element.vehicleTypes & ja_vehicle_types.PRIVATE //or at least private cars
);
if (ret) {
ja_log("There is an all-day-all-week restriction", 3);
var fromDate = Date.parse(element.fromDate);
var toDate = Date.parse(element.toDate);
ja_log("From: " + fromDate + ", to: " + toDate + ". " + ret, 3);
if(isNaN(fromDate && isNaN(toDate))) {
ja_log("No start nor end date defined");
return false;
}
var fRes, tRes;
if(!isNaN(fromDate) && new Date() > fromDate) {
ja_log("From date is in the past", 3);
fRes = 2;
} else if(isNaN(fromDate)) {
ja_log("From date is invalid/not set", 3);
fRes = 1;
} else {
ja_log("From date is in the future: " + fromDate, 3);
fRes = 0;
}
if(!isNaN(toDate) && new Date() < toDate) {
ja_log("To date is in the future", 3);
tRes = 2;
} else if(isNaN(toDate)) {
ja_log("To date is invalid/not set", 3);
tRes = 1;
} else {
ja_log("To date is in the past: " + toDate, 3);
tRes = 0;
}
// Car allowed unless
// - toDate is in the future and fromDate is unset or in the past
// - fromDate is in the past and toDate is unset in the future
// Hope I got this right ;)
return (fRes <= 1 && tRes <= 1);
}
return ret;
});
}
/**
* From wiki:
* A Cross-match is when the primary name of one segment is identical to the alternate name of an adjacent segment.
* It had the same priory as a Primary name match. In order for a Cross match to work there must be at least one
* alt name on both involved segments (even though they don't necessarily match each other). It will work even if
* the are no Primary names on those segments. It will not work if all three segments at a split have a matching
* Primary name or a matching Alternate name.
* @param street_in
* @param streets
* @returns {boolean}
*/
function ja_cross_name_match(street_in, streets) {
ja_log("CN: init", 2);
ja_log(street_in, 2);
ja_log(streets, 2);
return Object.getOwnPropertyNames(streets).some(function (street_n_id, index) {
var street_n_element = streets[street_n_id];
ja_log("CN: Checking element " + index, 2);
ja_log(street_n_element, 2);
return (street_in.secondary.some(function (street_in_secondary){
ja_log("CN2a: checking n.p: " + street_n_element.primary.name +
" vs in.s: " + street_in_secondary.name, 2);
//wlodek76: CROSS-MATCH works when two compared segments contain at least one ALT NAME
//when alt name is empty cross-match does not work
if (street_n_element.secondary.length === 0) { return false; }
return street_n_element.primary.name === street_in_secondary.name;
}) || street_n_element.secondary.some(function (street_n_secondary) {
ja_log("CN2b: checking in.p: " + street_in.primary.name + " vs n.s: " + street_n_secondary.name, 2);
//wlodek76: CROSS-MATCH works when two compared segments contain at least one ALT NAME
//when alt name is empty cross-match does not work
if (street_in.secondary.length === 0) { return false; }
//wlodek76: missing return from checking primary name with alternate names
return street_in.primary.name === street_n_secondary.name;
}));
});
}
function ja_alt_name_match(street_in, streets) {
return Object.getOwnPropertyNames(streets).some(function (street_n_id, index) {
var street_n_element = streets[street_n_id];
ja_log("AN alt name check: Checking element " + index, 2);
ja_log(street_n_element, 2);
if(street_in.secondary.length === 0) { return false; }
if(street_n_element.secondary.length === 0) { return false; }
return street_in.secondary.some(function (street_in_secondary, index2) {
ja_log("AN2 checking element " + index2, 2);
ja_log(street_in_secondary, 2);
return street_n_element.secondary.some(function (street_n_secondary_element, index3) {
ja_log("AN3 Checking in.s: " + street_in_secondary.name +
" vs n.s." + index3 + ": " + street_n_secondary_element.name, 2);
return street_in_secondary.name === street_n_secondary_element.name;
});
});
});
}
function ja_primary_name_match(street_in, streets) {
ja_log("PN", 2);
ja_log(street_in, 2);
ja_log(streets, 2);
return Object.getOwnPropertyNames(streets).some(function (id, index, array) {
var element = streets[id];
ja_log("PN Checking element " + index + " of " + array.length, 2);
ja_log(element, 2);
return (element.primary.name === street_in.primary.name);
});
}
function ja_get_streets(segmentId) {
var primary =
window.Waze.model.streets.objects[window.Waze.model.segments.objects[segmentId].attributes.primaryStreetID];
var secondary = [];
window.Waze.model.segments.objects[segmentId].attributes.streetIDs.forEach(function (element) {
secondary.push(window.Waze.model.streets.objects[element]);
});
ja_log(primary, 3);
ja_log(secondary, 3);
return { primary: primary, secondary: secondary };
}
/**
* Checks whether the two segments (connected at the same node) overlap each other.
* @param a1 Angle of the 1st segment
* @param a2 Angle of the 2nd segment
*/
function ja_overlapping_angles(a1, a2) {
// If two angles are close < 2 degree they are overlapped.
// Method of recognizing overlapped segment by server is unknown for me yet, I took this from WME Validator
// information about this.
// TODO: verify overlapping check on the side of routing server.
return Math.abs(ja_angle_diff(a1, a2, true)) < 2.0;
}
/*
* Misc math and map element functions
*/
/**
*
* @param p0 From point
* @param p1 Center point
* @param p2 To point
* @returns {number}
*/
function ja_angle_between_points(p0,p1,p2) {
ja_log("p0 " + p0,3);
ja_log("p1 " + p1,3);
ja_log("p2 " + p2,3);
var a = Math.pow(p1.x-p0.x,2) + Math.pow(p1.y-p0.y,2);
var b = Math.pow(p1.x-p2.x,2) + Math.pow(p1.y-p2.y,2);
var c = Math.pow(p2.x-p0.x,2) + Math.pow(p2.y-p0.y,2);
var angle = Math.acos((a+b-c) / Math.sqrt(4*a*b)) / (Math.PI / 180);
ja_log("angle is " + angle,3);
return angle;
}
/**
* get absolute (or turn) angle between 2 inputs.
* 0,90,true -> 90 0,90,false -> -90
* 0,170,true -> 170 0,170,false -> -10
* @param aIn absolute s_in angle (from node)
* @param aOut absolute s_out angle (from node)
* @param absolute return absolute or turn angle?
* @returns {number}
*/
function ja_angle_diff(aIn, aOut, absolute) {
var a = parseFloat(aOut) - parseFloat(aIn);
if(a > 180) { a -= 360; }
if(a < -180) { a+= 360; }
return absolute ? a : (a > 0 ? a - 180 : a + 180);
}
function angle_to_s_in(a, s_in_angle) {
ja_log("Comparing out-angle " + a + " to in-angle " + s_in_angle, 4);
var diff = ja_angle_diff(a, s_in_angle, true);
ja_log("Diff is " + diff + ", returning: " + (diff < 0 ? diff + 360 : diff), 4);
return diff < 0 ? diff + 360 : diff;
}
function ja_is_roundabout_normal(junctionID, n_in) {
ja_log("Check normal roundabout", 3);
var junction = window.Waze.model.junctions.get(junctionID);
var nodes = {};
var numValidExits = 0;
junction.segIDs.forEach(function (element, index) {
var s = window.Waze.model.segments.get(element);
ja_log("index: " + index, 3);
//ja_log(s, 3);
if (!nodes.hasOwnProperty(s.attributes.toNodeID)) {
ja_log("Adding node id: " + s.attributes.toNodeID, 3);
//Check if node has allowed exits
var allowed = false;
var currNode = window.Waze.model.nodes.get(s.attributes.toNodeID);
ja_log(currNode, 3);
currNode.attributes.segIDs.forEach(function (element2) {
var s_exit = window.Waze.model.segments.get(element2);
ja_log(s_exit, 3);
if (s_exit.attributes.junctionID !== null) {
//part of the junction.. Ignoring
ja_log(s_exit.attributes.id + " is in the roundabout. ignoring", 3);
} else {
ja_log("Checking: " + s_exit.attributes.id, 3);
if (currNode.isTurnAllowedBySegDirections(s, s_exit)) {
//Exit possibly allowed
ja_log("Exit allowed", 3);
allowed = true;
} else {
ja_log("Exit not allowed", 3);
}
}
});
if (allowed) {
numValidExits++;
nodes[s.attributes.toNodeID] = window.Waze.model.nodes.get(s.attributes.toNodeID);
}
}
});
var is_normal = true;
ja_log(n_in, 3);
ja_log(junction, 3);
ja_log(nodes, 3);
//If we have more than 4 possible exits, the roundabout is non-normal, and we don't want to paint the
//offending angles.
if (numValidExits > 4) { return false; }
for (var n in nodes) {
if (nodes.hasOwnProperty(n)) {
ja_log("Checking " + n, 3);
if (String(n) === String(n_in)) {
ja_log("Not comparing to n_in ;)", 3);
} else {
var angle = ja_angle_between_points(
window.Waze.model.nodes.get(n_in).geometry,
ja_coordinates_to_point(junction.geometry.coordinates),
window.Waze.model.nodes.get(n).geometry
);
ja_log("Angle is: " + angle, 3);
ja_log("Normalized angle is: " + (angle % 90), 3);
//angle = Math.abs((angle%90 - 90))
angle = Math.abs((angle % 90));
ja_log("Angle is: " + angle, 3);
// 90 +/- 15 is considered "normal"
if (angle <= 15 || 90 - angle <= 15) {
ja_log("turn is normal", 3);
} else {
ja_log("turn is NOT normal", 3);
is_normal = false;
//Push a marker on the node to show which exit is "not normal"
ja_mapLayer.addFeatures([
new window.OpenLayers.Feature.Vector(
window.Waze.model.nodes.get(n).geometry,
{
angle: '±' + ja_round(Math.min(angle, 90 - angle)),
ja_type: ja_routing_type.ROUNDABOUT
}
)]
);
}
}
}
}
return is_normal;
}
/**
* Helper to get get correct projections for roundabout center point
*/
function ja_coordinates_to_point(coordinates) {
return window.OpenLayers.Projection.transform(
new window.OpenLayers.Geometry.Point(
coordinates[0],
coordinates[1]
),
"EPSG:4326",
ja_mapLayer.projection.projCode
);
}
function ja_get_first_point(segment) {
return segment.geometry.components[0];
}
function ja_get_last_point(segment) {
return segment.geometry.components[segment.geometry.components.length - 1];
}
function ja_get_second_point(segment) {
return segment.geometry.components[1];
}
function ja_get_next_to_last_point(segment) {
return segment.geometry.components[segment.geometry.components.length - 2];
}
//get the absolute angle for a segment end point
function ja_getAngle(ja_node, ja_segment) {
ja_log("node: " + ja_node, 2);
ja_log("segment: " + ja_segment, 2);
if (ja_node == null || ja_segment == null) { return null; }
var ja_dx, ja_dy;
if (ja_segment.attributes.fromNodeID === ja_node) {
ja_dx = ja_get_second_point(ja_segment).x - ja_get_first_point(ja_segment).x;
ja_dy = ja_get_second_point(ja_segment).y - ja_get_first_point(ja_segment).y;
} else {
ja_dx = ja_get_next_to_last_point(ja_segment).x - ja_get_last_point(ja_segment).x;
ja_dy = ja_get_next_to_last_point(ja_segment).y - ja_get_last_point(ja_segment).y;
}
ja_log(ja_node + " / " + ja_segment + ": dx:" + ja_dx + ", dy:" + ja_dy, 2);
var ja_angle = Math.atan2(ja_dy, ja_dx);
return ((ja_angle * 180 / Math.PI)) % 360;
}
/**
* Decimal adjustment of a number. Borrowed (with some modifications) from
* https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/round
* ja_round(55.55); with 1 decimal // 55.6
* ja_round(55.549); with 1 decimal // 55.5
* ja_round(55); with -1 decimals // 60
* ja_round(54.9); with -1 decimals // 50
*
* @param {Number} value The number.
* @returns {Number} The adjusted value.
*/
function ja_round(value) {
var ja_rounding = -parseInt(ja_getOption("decimals"));
if (typeof ja_rounding === 'undefined' || +ja_rounding === 0) {
return Math.round(value);
}
value = +value;
// If the value is not a number or the exp is not an integer...
if (isNaN(value) || !(typeof ja_rounding === 'number' && ja_rounding % 1 === 0)) {
return NaN;
}
// Shift
var valueArray = value.toString().split('e');
value = Math.round(+(valueArray[0] + 'e' + (valueArray[1] ? (+valueArray[1] - ja_rounding) : -ja_rounding)));
// Shift back
valueArray = value.toString().split('e');
return +(valueArray[0] + 'e' + (valueArray[1] ? (+valueArray[1] + ja_rounding) : ja_rounding));
}
/*
* WME interface helper functions
*/
function ja_getOption(name) {
ja_log("Loading option: " + name, 2);
if(!ja_options.hasOwnProperty(name) || typeof ja_options[name] === 'undefined') {
ja_options[name] = ja_settings[name].defaultValue;
}
//Check for invalid values
//Select values
if(ja_settings[name].elementType === "select" && ja_settings[name].options.lastIndexOf(ja_options[name]) < 0) {
ja_log(ja_settings[name].options, 2);
ja_log("Found invalid value for setting " + name + ": " + ja_options[name] + ". Using default.", 2);
ja_options[name] = ja_settings[name].defaultValue;
}
//Color values
else if(ja_settings[name].elementType === "color" && String(ja_options[name]).match(/#[0-9a-f]{6}/) == null) {
ja_log("Found invalid value for setting " + name + ": \"" + ja_options[name] + "\". Using default.", 2);
ja_options[name] = ja_settings[name].defaultValue;
}
//Numeric values
else if(ja_settings[name].elementType === "number") {
var minValue = typeof ja_settings[name].min === 'undefined' ? Number.MIN_VALUE : ja_settings[name].min;
var maxValue = typeof ja_settings[name].max === 'undefined' ? Number.MAX_VALUE : ja_settings[name].max;
if(isNaN(ja_options[name]) || ja_options[name] < minValue || ja_options[name] > maxValue) {
ja_log("Found invalid value for setting " + name + ": \"" + ja_options[name] + "\". Using default.", 2);
ja_options[name] = ja_settings[name].defaultValue;
}
}
//Checkboxes
else if(ja_settings[name].elementType === "checkbox" && ja_options[name] !== true && ja_options[name] !== false) {
ja_log("Found invalid value for setting " + name + ": \"" + ja_options[name] + "\". Using default.", 2);
ja_options[name] = ja_settings[name].defaultValue;
}
ja_log("Got value: " + ja_options[name], 2);
return ja_options[name];
}
function ja_setOption(name, val) {
ja_options[name] = val;
if(localStorage) {
localStorage.setItem("wme_ja_options", JSON.stringify(ja_options));
}
ja_log(ja_options,3);
}
var ja_onchange = function(e) {
ja_log(e, 3);
var applyPending = false;
var settingName = Object.getOwnPropertyNames(ja_settings).filter(function(a){
ja_log(ja_settings[a], 4);
return ja_settings[a].elementId === e.id;
})[0];
ja_log(settingName, 3);
switch(ja_settings[settingName].elementType) {
case "checkbox":
ja_log("Checkbox setting " + e.id + ": stored value is: " + ja_options[settingName] + ", new value: " + e.checked, 3);
if (ja_options[settingName] !== e.checked) { applyPending = true; }
break;
case "select":
case "color":
case "number":
ja_log("Setting " + e.id + ": stored value is: " + ja_options[settingName] + ", new value: " + e.value, 3);
if (String(ja_options[settingName]) !== String(e.value)) { applyPending = true; }
break;
default:
ja_log("Unknown setting " + e.id + ": stored value is: " + ja_options[settingName] + ", new value: " + e.value, 3);
}
//Enable|disable certain dependent settings
switch(e.id) {
case ja_settings.guess.elementId:
Object.getOwnPropertyNames(ja_settings).forEach(function (a) {
var setting = ja_settings[a];
if(setting.group && setting.group === 'guess') {
ja_log(a + ": " + !e.checked , 3);
document.getElementById(setting.elementId).disabled = !e.checked;
document.getElementById(setting.elementId).parentNode.style.color =
e.checked ? "black" : "lightgrey";
}
});
break;
case ja_settings.roundaboutOverlayDisplay.elementId:
Object.getOwnPropertyNames(ja_settings).forEach(function (a) {
var setting = ja_settings[a];
if(setting.group && setting.group === 'roundaboutOverlayDisplay') {
ja_log(a +": " + e.value, 3);
document.getElementById(setting.elementId).disabled = e.value === "rOverNever";
document.getElementById(setting.elementId).parentNode.style.color =
e.value !== "rOverNever" ? "black" : "lightgrey";
}
});
break;
default:
ja_log("Nothing to do for " + e.id, 2);
}
ja_log("Apply pending configuration changes? " + applyPending, 2);
if(applyPending) {
ja_log("Applying new settings now", 3);
setTimeout(function(){ja_save();}, 500);
} else {
ja_log("No new settings to apply", 3);
}
};
var ja_load = function loadJAOptions() {
ja_log("Should load settings now.", 2);
if(localStorage != null) {
ja_log("We have local storage! =)",2);
try {
ja_options = JSON.parse(localStorage.getItem("wme_ja_options"));
} catch (e){
ja_log("Loading settings failed.. " + e.message, 2);
ja_options = null;
}
}
if(ja_options == null) {
ja_reset();
} else {
ja_log(ja_options, 2);
setTimeout(function(){ja_apply();}, 500);
}
};
var ja_save = function saveJAOptions() {
ja_log("Saving settings", 2);
Object.getOwnPropertyNames(ja_settings).forEach(function (a) {
var setting = ja_settings[a];
ja_log(setting, 2);
switch (setting.elementType) {
case "checkbox":
ja_setOption(a, document.getElementById(setting.elementId).checked);
break;
case "color":
var re = /^#[0-9a-f]{6}$/;
if(re.test(document.getElementById(setting.elementId).value)) {
ja_setOption(a, document.getElementById(setting.elementId).value);
} else {
ja_setOption(a, ja_settings[a]['default']);
}
break;
case "number":
var val = parseInt(document.getElementById(setting.elementId).value);
if(!isNaN(val) && val === parseInt(val) && val >= setting.min && val <= setting.max) {
ja_setOption(a, document.getElementById(setting.elementId).value);
} else {
ja_setOption(a, ja_settings[a]['default']);
}
break;
case "text":
case "select":
ja_setOption(a, document.getElementById(setting.elementId).value);
break;
}
});
ja_apply();
return false;
};
var ja_apply = function applyJAOptions() {
ja_log("Applying stored (or default) settings", 2);
if(typeof window.Waze.map.getLayersBy("uniqueName","junction_angles")[0] === 'undefined') {
ja_log("WME not ready yet, trying again in 400 ms", 2);
setTimeout(function(){ja_apply();}, 400);
return;
}
if(document.getElementById("sidepanel-ja") != null) {
ja_log(Object.getOwnPropertyNames(ja_settings), 2);
Object.getOwnPropertyNames(ja_settings).forEach(function (a) {
var setting = ja_settings[a];
ja_log(a, 2);
ja_log(setting, 2);
ja_log(document.getElementById(setting.elementId), 2);
switch (setting.elementType) {
case "checkbox":
document.getElementById(setting.elementId).checked = ja_getOption(a);
document.getElementById(setting.elementId).onchange(null);
break;
case "color":
case "number":
case "text":
document.getElementById(setting.elementId).value = ja_getOption(a);
break;
case "select":
document.getElementById(setting.elementId).value = ja_getOption(a);
document.getElementById(setting.elementId).onchange(null);
break;
}
});
} else {
ja_log("WME not ready (no settings tab)", 2);
}
window.Waze.map.getLayersBy("uniqueName","junction_angles")[0].styleMap = ja_style();
ja_calculate_real();
ja_log(ja_options, 2);
};
var ja_reset = function resetJAOptions() {
ja_log("Resetting settings", 2);
if(localStorage != null) {
localStorage.removeItem("wme_ja_options");
}
ja_options = {};
ja_apply();
return false;
};
function ja_helpLink(url, text) {
var elem = document.createElement('li');
var l = document.createElement('a');
l.href = url;
l.target = "_blank";
l.appendChild(document.createTextNode(ja_getMessage(text)));
elem.appendChild(l);
return elem;
}
var ja_calculation_timer = {
start: function() {
ja_log("Starting timer", 2);
this.cancel();
var ja_calculation_timer_self = this;
this.timeoutID = window.setTimeout(function(){ja_calculation_timer_self.calculate();}, 200);
},
calculate: function() {
ja_calculate_real();
delete this.timeoutID;
},
cancel: function() {
if(typeof this.timeoutID === "number") {
window.clearTimeout(this.timeoutID);
ja_log("Cleared timeout ID" + this.timeoutID, 2);
delete this.timeoutID;
}
}
};
function ja_calculate() {
ja_calculation_timer.start();
}
function ja_get_style_rule(routingType, fillColorOption) {
return new window.OpenLayers.Rule(
{
filter: new window.OpenLayers.Filter.Comparison({
type: window.OpenLayers.Filter.Comparison.EQUAL_TO,
property: "ja_type",
value: routingType
}),
symbolizer: {
pointRadius: 3 + parseInt(ja_getOption("pointSize"), 10) +
(parseInt(ja_getOption("decimals")) > 0 ? 5 * parseInt(ja_getOption("decimals")) : 0),
fontSize: (parseInt(ja_getOption("pointSize")) - 1) + "px",
fillColor: ja_getOption(fillColorOption),
strokeColor: "#183800"
}
});
}
function ja_style() {
ja_log("Point radius will be: " + (parseInt(ja_getOption("pointSize"), 10)) +
(parseInt(ja_getOption("decimals") > 0 ? (5 * parseInt(ja_getOption("decimals"))).toString() : "0")), 2);
return new window.OpenLayers.Style({
fillColor: "#ffcc88",
strokeColor: "#ff9966",
strokeWidth: 2,
label: "${angle}",
fontWeight: "bold",
pointRadius: parseInt(ja_getOption("pointSize"), 10) +
(parseInt(ja_getOption("decimals")) > 0 ? 5 * parseInt(ja_getOption("decimals")) : 0),
fontSize: "10px"
}, {
rules: [
new window.OpenLayers.Rule({
symbolizer: {
}
}),
ja_get_style_rule(ja_routing_type.TURN, "turnInstructionColor"),
ja_get_style_rule(ja_routing_type.BC, "noInstructionColor"),
ja_get_style_rule(ja_routing_type.KEEP, "keepInstructionColor"),
ja_get_style_rule(ja_routing_type.KEEP_LEFT, "keepInstructionColor"),
ja_get_style_rule(ja_routing_type.KEEP_RIGHT, "keepInstructionColor"),
ja_get_style_rule(ja_routing_type.EXIT, "exitInstructionColor"),
ja_get_style_rule(ja_routing_type.EXIT_LEFT, "exitInstructionColor"),
ja_get_style_rule(ja_routing_type.EXIT_RIGHT, "exitInstructionColor"),
ja_get_style_rule(ja_routing_type.PROBLEM, "problemColor"),
ja_get_style_rule(ja_routing_type.ERROR, "problemColor"),
ja_get_style_rule(ja_routing_type.ROUNDABOUT, "roundaboutColor"),
ja_get_style_rule(ja_routing_type.ROUNDABOUT_EXIT, "exitInstructionColor"),
new window.OpenLayers.Rule(
{
filter: new window.OpenLayers.Filter.Comparison({
type: window.OpenLayers.Filter.Comparison.EQUAL_TO,
property: "ja_type",
value: "roundaboutOverlay"
}),
symbolizer: {
pointRadius: 3 + parseInt(ja_getOption("pointSize"), 10) +
(parseInt(ja_getOption("decimals")) > 0 ? 5 * parseInt(ja_getOption("decimals")) : 0),
fontSize: "12px",
fillColor: ja_getOption("roundaboutOverlayColor"),
fillOpacity: 0.1,
strokeColor: ja_getOption("roundaboutOverlayColor"),
label: ""
}
})
]
});
}
/*
* Translation helpers
*/
function ja_getMessage(key) {
var tr = I18n.translate('ja.' + key), no_tr = I18n.missingTranslation('ja.' + key);
return tr !== no_tr ? tr : key;
}
function ja_loadTranslations() {
ja_log("Loading translations",2);
var set_trans = function(loc, def) {
/*jshint -W093*/
return I18n.translations[loc].ja = def;
};
//Default language (English)
set_trans(window.I18n.defaultLocale,
set_trans('en', {
name: "Junction Angle Info",
settingsTitle: "Junction Angle settings",
apply: "Apply",
resetToDefault: "Reset to default",
aAbsolute: "Absolute",
aDeparture: "Departure",
angleMode: "Angle mode",
angleDisplay: "Angle display style",
angleDisplayArrows: "Direction arrows",
displayFancy: "Fancy",
displaySimple: "Simple",
guess: "Estimate routing instructions",
noInstructionColor: "Color for best continuation",
keepInstructionColor: "Color for keep prompt",
exitInstructionColor: "Color for exit prompt",
turnInstructionColor: "Color for turn prompt",
problemColor: "Color for angles to avoid",
roundaboutColor: "Color for roundabouts (with non-straight exits)",
roundaboutOverlayColor: "Color for roundabout overlay",
roundaboutOverlayDisplay: "Show roundabout circle",
rOverNever: "Never",
rOverSelected: "When selected",
rOverAlways: "Always",
decimals: "Number of decimals",
pointSize: "Base point size",
roundaboutnav: "WIKI: Roundabouts",
ghissues: "JAI issue tracker"
}));
//Apply
switch (I18n.locale) {
//Swedish (svenska)
case 'sv':
set_trans('sv', {
name: "Korsningsvinklar",
settingsTitle: "Inställningar för korsningsvinklar",
apply: "Godkänn",
resetToDefault: "Återställ",
aAbsolute: "Absolut",
aDeparture: "Sväng",
angleMode: "Vinkelvisning",
angleDisplay: "Vinkelstil",
angleDisplayArrows: "Riktningspilar",
displayFancy: "Grafisk",
displaySimple: "Simpel",
guess: "Gissa navigeringsinstruktioner",
noInstructionColor: "Färg för \"ingen instruktion\"",
keepInstructionColor: "Färg för\"håll höger/vänster\"-instruktion",
exitInstructionColor: "Färg för \"ta av\"-instruktion",
turnInstructionColor: "Färg för \"sväng\"-instruktion",
problemColor: "Färg för vinklar att undvika",
roundaboutColor: "Färg för rondell (med icke-räta vinklar)",
roundaboutOverlayColor: "Färg för rondellcirkel",
roundaboutOverlayDisplay: "Visa cirkel på rondell",
rOverNever: "Aldrig",
rOverSelected: "När vald",
rOverAlways: "Alltid",
decimals: "Decimaler",
pointSize: "Cirkelns basstorlek"
});
break;
//Finnish (Suomen kieli)
case 'fi':
set_trans('fi', {
name: "Risteyskulmat",
settingsTitle: "Rysteyskulmien asetukset",
apply: "Aseta",
resetToDefault: "Palauta",
aAbsolute: "Absoluuttinen",
aDeparture: "Käännös",
angleMode: "Kulmien näyttö",
angleDisplay: "Näyttötyyli",
angleDisplayArrows: "Suuntanuolet",
displayFancy: "Nätti",
displaySimple: "Yksinkertainen",
guess: "Arvioi reititysohjeet",
noInstructionColor: "ohjeeton \"Suora\"-väri",
keepInstructionColor: "\"Pysy vasemmalla/oikealla\"-ohjeen väri",
exitInstructionColor: "\"Poistu\"-ohjeen väri",
turnInstructionColor: "\"Käänny\"-ohjeen väri",
problemColor: "Vältettävien kulmien väri",
roundaboutColor: "Liikenneympyrän (jolla ei-suoria kulmia) ohjeen väri",
roundaboutOverlayColor: "Liikenneympyrän korostusväri",
roundaboutOverlayDisplay: "Korosta liikenneympyrä",
rOverNever: "Ei ikinä",
rOverSelected: "Kun valittu",
rOverAlways: "Aina",
decimals: "Desimaalien määrä",
pointSize: "Ympyrän peruskoko"
});
break;
//Polish (język polski)
case 'pl':
set_trans('pl', {
settingsTitle: "Ustawienia",
apply: "Zastosuj",
resetToDefault: "Przywróć domyślne",
aAbsolute: "Absolutne",
aDeparture: "Rozjazdy",
angleMode: "Tryb wyświetlania kątów",
angleDisplay: "Styl kierunków",
displayFancy: "Dwuliniowy",
displaySimple: "Prosty",
angleDisplayArrows: "Strzałki kierunków",
guess: "Szacuj komunikaty trasy",
noInstructionColor: "Kolor najlepszej kontynuacji",
keepInstructionColor: "Kolor dla \"kieruj się\"",
exitInstructionColor: "Kolor dla \"zjedź\"",
turnInstructionColor: "Kolor dla \"skręć\"",
problemColor: "Kolor niedozwolonych manewrów lub niejednoznacznych kątów",
roundaboutColor: "Kolor numerowanych zjazdów na rondzie",
roundaboutOverlayColor: "Kolor markera ronda",
roundaboutOverlayDisplay: "Pokazuj marker ronda",
rOverNever: "Nigdy",
rOverSelected: "Gdy zaznaczone",
rOverAlways: "Zawsze",
decimals: "Ilość cyfr po przecinku",
pointSize: "Rozmiar punktów pomiaru"
});
break;
}
}
/*
* Bootstrapping and logging
*/
function ja_registerLoginEvent() {
ja_log("Registering onLogin event listener", 1);
ja_log(window.Waze.loginManager.events, 3);
//HTML changes after login, even though the page is not reloaded. Need to defer init until then.
window.Waze.loginManager.events.register("login", null, junctionangle_init);
ja_log("Registered onLogin event listener", 1);
}
function ja_bootstrap(retries) {
retries = retries || 0;
//If Waze has not been defined in ~15 seconds, it probably won't work anyway. Might need tuning
//for really slow devices?
if (retries >= 30) {
ja_log("Failed to bootstrap 30 times. Giving up.", 0);
return;
}
try {
//No current logged in user
if (
typeof window.Waze.map !== 'undefined' &&
'undefined' !== typeof window.Waze.map.events.register &&
'undefined' !== typeof window.Waze.selectionManager.events.register &&
'undefined' !== typeof window.Waze.loginManager.events.register &&
window.Waze.loginManager.user == null
) {
ja_registerLoginEvent();
}
//User already logged in and WME ready
else if (
typeof window.Waze.map !== 'undefined' &&
'undefined' !== typeof window.Waze.map.events.register &&
'undefined' !== typeof window.Waze.selectionManager.events.register &&
'undefined' !== typeof window.Waze.loginManager.events.register &&
window.Waze.loginManager.user != null &&
null !== document.getElementById('user-info') &&
null !== document.getElementById('user-info').getElementsByClassName('nav-tabs')[0] &&
null !== document.getElementById('user-info').getElementsByClassName('nav-tabs')[0].getElementsByClassName('tab-content')[0]) {
setTimeout(function () {
junctionangle_init();
}, 500);
}
//Some part of the WME was not yet fully loaded. Retry.
else {
setTimeout(function () {
ja_bootstrap(++retries);
}, 500);
}
} catch (err) {
ja_log(err, 1);
setTimeout(function () {
ja_bootstrap(++retries);
}, 500);
}
}
/**
* Debug logging.
* @param ja_log_msg
* @param ja_log_level
*/
function ja_log(ja_log_msg, ja_log_level) {
//##NO_FF_START##
//Firefox addons should not use console.(log|error|debug), so these lines
//are removed by the FF addon packaging script.
if(typeof ja_log_level === 'undefined') { ja_log_level = 1; }
if (ja_log_level <= junctionangle_debug) {
if (typeof ja_log_msg === "object") {
console.debug(ja_log_msg);
}
else {
console.debug("WME Junction Angle: " + ja_log_msg);
}
}
//##NO_FF_END##
}
ja_bootstrap();
}
//Dynamically create, add and run the script in the real page context. We really do need access to many of the objects...
var DLScript = document.createElement("script");
DLScript.textContent = '' +
run_ja.toString() + ' \n' +
'run_ja();';
DLScript.setAttribute("type", "application/javascript");
document.body.appendChild(DLScript);