2781 lines
120 KiB
JavaScript
2781 lines
120 KiB
JavaScript
/*!
|
|
*
|
|
* Jquery Mapael - Dynamic maps jQuery plugin (based on raphael.js)
|
|
* Requires jQuery, raphael.js and jquery.mousewheel
|
|
*
|
|
* Version: 2.2.0
|
|
*
|
|
* Copyright (c) 2017 Vincent Brouté (https://www.vincentbroute.fr/mapael)
|
|
* Licensed under the MIT license (http://www.opensource.org/licenses/mit-license.php).
|
|
*
|
|
* Thanks to Indigo744
|
|
*
|
|
*/
|
|
(function (factory) {
|
|
if (typeof exports === 'object') {
|
|
// CommonJS
|
|
module.exports = factory(require('jquery'), require('raphael'), require('jquery-mousewheel'));
|
|
} else if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module.
|
|
define(['jquery', 'raphael', 'mousewheel'], factory);
|
|
} else {
|
|
// Browser globals
|
|
factory(jQuery, Raphael, jQuery.fn.mousewheel);
|
|
}
|
|
}(function ($, Raphael, mousewheel, undefined) {
|
|
|
|
"use strict";
|
|
|
|
// The plugin name (used on several places)
|
|
var pluginName = "mapael";
|
|
|
|
// Version number of jQuery Mapael. See http://semver.org/ for more information.
|
|
var version = "2.2.0";
|
|
|
|
/*
|
|
* Mapael constructor
|
|
* Init instance vars and call init()
|
|
* @param container the DOM element on which to apply the plugin
|
|
* @param options the complete options to use
|
|
*/
|
|
var Mapael = function (container, options) {
|
|
var self = this;
|
|
|
|
// the global container (DOM element object)
|
|
self.container = container;
|
|
|
|
// the global container (jQuery object)
|
|
self.$container = $(container);
|
|
|
|
// the global options
|
|
self.options = self.extendDefaultOptions(options);
|
|
|
|
// zoom TimeOut handler (used to set and clear)
|
|
self.zoomTO = 0;
|
|
|
|
// zoom center coordinate (set at touchstart)
|
|
self.zoomCenterX = 0;
|
|
self.zoomCenterY = 0;
|
|
|
|
// Zoom pinch (set at touchstart and touchmove)
|
|
self.previousPinchDist = 0;
|
|
|
|
// Zoom data
|
|
self.zoomData = {
|
|
zoomLevel: 0,
|
|
zoomX: 0,
|
|
zoomY: 0,
|
|
panX: 0,
|
|
panY: 0
|
|
};
|
|
|
|
self.currentViewBox = {
|
|
x: 0, y: 0, w: 0, h: 0
|
|
};
|
|
|
|
// Panning: tell if panning action is in progress
|
|
self.panning = false;
|
|
|
|
// Animate view box
|
|
self.zoomAnimID = null; // Interval handler (used to set and clear)
|
|
self.zoomAnimStartTime = null; // Animation start time
|
|
self.zoomAnimCVBTarget = null; // Current ViewBox target
|
|
|
|
// Map subcontainer jQuery object
|
|
self.$map = $("." + self.options.map.cssClass, self.container);
|
|
|
|
// Save initial HTML content (used by destroy method)
|
|
self.initialMapHTMLContent = self.$map.html();
|
|
|
|
// The tooltip jQuery object
|
|
self.$tooltip = {};
|
|
|
|
// The paper Raphael object
|
|
self.paper = {};
|
|
|
|
// The areas object list
|
|
self.areas = {};
|
|
|
|
// The plots object list
|
|
self.plots = {};
|
|
|
|
// The links object list
|
|
self.links = {};
|
|
|
|
// The legends list
|
|
self.legends = {};
|
|
|
|
// The map configuration object (taken from map file)
|
|
self.mapConf = {};
|
|
|
|
// Holds all custom event handlers
|
|
self.customEventHandlers = {};
|
|
|
|
// Let's start the initialization
|
|
self.init();
|
|
};
|
|
|
|
/*
|
|
* Mapael Prototype
|
|
* Defines all methods and properties needed by Mapael
|
|
* Each mapael object inherits their properties and methods from this prototype
|
|
*/
|
|
Mapael.prototype = {
|
|
|
|
/* Filtering TimeOut value in ms
|
|
* Used for mouseover trigger over elements */
|
|
MouseOverFilteringTO: 120,
|
|
/* Filtering TimeOut value in ms
|
|
* Used for afterPanning trigger when panning */
|
|
panningFilteringTO: 150,
|
|
/* Filtering TimeOut value in ms
|
|
* Used for mouseup/touchend trigger when panning */
|
|
panningEndFilteringTO: 50,
|
|
/* Filtering TimeOut value in ms
|
|
* Used for afterZoom trigger when zooming */
|
|
zoomFilteringTO: 150,
|
|
/* Filtering TimeOut value in ms
|
|
* Used for when resizing window */
|
|
resizeFilteringTO: 150,
|
|
|
|
/*
|
|
* Initialize the plugin
|
|
* Called by the constructor
|
|
*/
|
|
init: function () {
|
|
var self = this;
|
|
|
|
// Init check for class existence
|
|
if (self.options.map.cssClass === "" || $("." + self.options.map.cssClass, self.container).length === 0) {
|
|
throw new Error("The map class `" + self.options.map.cssClass + "` doesn't exists");
|
|
}
|
|
|
|
// Create the tooltip container
|
|
self.$tooltip = $("<div>").addClass(self.options.map.tooltip.cssClass).css("display", "none");
|
|
|
|
// Get the map container, empty it then append tooltip
|
|
self.$map.empty().append(self.$tooltip);
|
|
|
|
// Get the map from $.mapael or $.fn.mapael (backward compatibility)
|
|
if ($[pluginName] && $[pluginName].maps && $[pluginName].maps[self.options.map.name]) {
|
|
// Mapael version >= 2.x
|
|
self.mapConf = $[pluginName].maps[self.options.map.name];
|
|
} else if ($.fn[pluginName] && $.fn[pluginName].maps && $.fn[pluginName].maps[self.options.map.name]) {
|
|
// Mapael version <= 1.x - DEPRECATED
|
|
self.mapConf = $.fn[pluginName].maps[self.options.map.name];
|
|
if (window.console && window.console.warn) {
|
|
window.console.warn("Extending $.fn.mapael is deprecated (map '" + self.options.map.name + "')");
|
|
}
|
|
} else {
|
|
throw new Error("Unknown map '" + self.options.map.name + "'");
|
|
}
|
|
|
|
// Create Raphael paper
|
|
self.paper = new Raphael(self.$map[0], self.mapConf.width, self.mapConf.height);
|
|
|
|
// issue #135: Check for Raphael bug on text element boundaries
|
|
if (self.isRaphaelBBoxBugPresent() === true) {
|
|
self.destroy();
|
|
throw new Error("Can't get boundary box for text (is your container hidden? See #135)");
|
|
}
|
|
|
|
// add plugin class name on element
|
|
self.$container.addClass(pluginName);
|
|
|
|
if (self.options.map.tooltip.css) self.$tooltip.css(self.options.map.tooltip.css);
|
|
self.setViewBox(0, 0, self.mapConf.width, self.mapConf.height);
|
|
|
|
// Handle map size
|
|
if (self.options.map.width) {
|
|
// NOT responsive: map has a fixed width
|
|
self.paper.setSize(self.options.map.width, self.mapConf.height * (self.options.map.width / self.mapConf.width));
|
|
} else {
|
|
// Responsive: handle resizing of the map
|
|
self.initResponsiveSize();
|
|
}
|
|
|
|
// Draw map areas
|
|
$.each(self.mapConf.elems, function (id) {
|
|
// Init area object
|
|
self.areas[id] = {};
|
|
// Set area options
|
|
self.areas[id].options = self.getElemOptions(
|
|
self.options.map.defaultArea,
|
|
(self.options.areas[id] ? self.options.areas[id] : {}),
|
|
self.options.legend.area
|
|
);
|
|
// draw area
|
|
self.areas[id].mapElem = self.paper.path(self.mapConf.elems[id]);
|
|
});
|
|
|
|
// Hook that allows to add custom processing on the map
|
|
if (self.options.map.beforeInit) self.options.map.beforeInit(self.$container, self.paper, self.options);
|
|
|
|
// Init map areas in a second loop
|
|
// Allows text to be added after ALL areas and prevent them from being hidden
|
|
$.each(self.mapConf.elems, function (id) {
|
|
self.initElem(id, 'area', self.areas[id]);
|
|
});
|
|
|
|
// Draw links
|
|
self.links = self.drawLinksCollection(self.options.links);
|
|
|
|
// Draw plots
|
|
$.each(self.options.plots, function (id) {
|
|
self.plots[id] = self.drawPlot(id);
|
|
});
|
|
|
|
// Attach zoom event
|
|
self.$container.on("zoom." + pluginName, function (e, zoomOptions) {
|
|
self.onZoomEvent(e, zoomOptions);
|
|
});
|
|
|
|
if (self.options.map.zoom.enabled) {
|
|
// Enable zoom
|
|
self.initZoom(self.mapConf.width, self.mapConf.height, self.options.map.zoom);
|
|
}
|
|
|
|
// Set initial zoom
|
|
if (self.options.map.zoom.init !== undefined) {
|
|
if (self.options.map.zoom.init.animDuration === undefined) {
|
|
self.options.map.zoom.init.animDuration = 0;
|
|
}
|
|
self.$container.trigger("zoom", self.options.map.zoom.init);
|
|
}
|
|
|
|
// Create the legends for areas
|
|
self.createLegends("area", self.areas, 1);
|
|
|
|
// Create the legends for plots taking into account the scale of the map
|
|
self.createLegends("plot", self.plots, self.paper.width / self.mapConf.width);
|
|
|
|
// Attach update event
|
|
self.$container.on("update." + pluginName, function (e, opt) {
|
|
self.onUpdateEvent(e, opt);
|
|
});
|
|
|
|
// Attach showElementsInRange event
|
|
self.$container.on("showElementsInRange." + pluginName, function (e, opt) {
|
|
self.onShowElementsInRange(e, opt);
|
|
});
|
|
|
|
// Attach delegated events
|
|
self.initDelegatedMapEvents();
|
|
// Attach delegated custom events
|
|
self.initDelegatedCustomEvents();
|
|
|
|
// Hook that allows to add custom processing on the map
|
|
if (self.options.map.afterInit) self.options.map.afterInit(self.$container, self.paper, self.areas, self.plots, self.options);
|
|
|
|
$(self.paper.desc).append(" and Mapael " + self.version + " (https://www.vincentbroute.fr/mapael/)");
|
|
},
|
|
|
|
/*
|
|
* Destroy mapael
|
|
* This function effectively detach mapael from the container
|
|
* - Set the container back to the way it was before mapael instanciation
|
|
* - Remove all data associated to it (memory can then be free'ed by browser)
|
|
*
|
|
* This method can be call directly by user:
|
|
* $(".mapcontainer").data("mapael").destroy();
|
|
*
|
|
* This method is also automatically called if the user try to call mapael
|
|
* on a container already containing a mapael instance
|
|
*/
|
|
destroy: function () {
|
|
var self = this;
|
|
|
|
// Detach all event listeners attached to the container
|
|
self.$container.off("." + pluginName);
|
|
self.$map.off("." + pluginName);
|
|
|
|
// Detach the global resize event handler
|
|
if (self.onResizeEvent) $(window).off("resize." + pluginName, self.onResizeEvent);
|
|
|
|
// Empty the container (this will also detach all event listeners)
|
|
self.$map.empty();
|
|
|
|
// Replace initial HTML content
|
|
self.$map.html(self.initialMapHTMLContent);
|
|
|
|
// Empty legend containers and replace initial HTML content
|
|
$.each(self.legends, function(legendType) {
|
|
$.each(self.legends[legendType], function(legendIndex) {
|
|
var legend = self.legends[legendType][legendIndex];
|
|
legend.container.empty();
|
|
legend.container.html(legend.initialHTMLContent);
|
|
});
|
|
});
|
|
|
|
// Remove mapael class
|
|
self.$container.removeClass(pluginName);
|
|
|
|
// Remove the data
|
|
self.$container.removeData(pluginName);
|
|
|
|
// Remove all internal reference
|
|
self.container = undefined;
|
|
self.$container = undefined;
|
|
self.options = undefined;
|
|
self.paper = undefined;
|
|
self.$map = undefined;
|
|
self.$tooltip = undefined;
|
|
self.mapConf = undefined;
|
|
self.areas = undefined;
|
|
self.plots = undefined;
|
|
self.links = undefined;
|
|
self.customEventHandlers = undefined;
|
|
},
|
|
|
|
initResponsiveSize: function () {
|
|
var self = this;
|
|
var resizeTO = null;
|
|
|
|
// Function that actually handle the resizing
|
|
var handleResize = function(isInit) {
|
|
var containerWidth = self.$map.width();
|
|
|
|
if (self.paper.width !== containerWidth) {
|
|
var newScale = containerWidth / self.mapConf.width;
|
|
// Set new size
|
|
self.paper.setSize(containerWidth, self.mapConf.height * newScale);
|
|
|
|
// Create plots legend again to take into account the new scale
|
|
// Do not do this on init (it will be done later)
|
|
if (isInit !== true && self.options.legend.redrawOnResize) {
|
|
self.createLegends("plot", self.plots, newScale);
|
|
}
|
|
}
|
|
};
|
|
|
|
self.onResizeEvent = function() {
|
|
// Clear any previous setTimeout (avoid too much triggering)
|
|
clearTimeout(resizeTO);
|
|
// setTimeout to wait for the user to finish its resizing
|
|
resizeTO = setTimeout(function () {
|
|
handleResize();
|
|
}, self.resizeFilteringTO);
|
|
};
|
|
|
|
// Attach resize handler
|
|
$(window).on("resize." + pluginName, self.onResizeEvent);
|
|
|
|
// Call once
|
|
handleResize(true);
|
|
},
|
|
|
|
/*
|
|
* Extend the user option with the default one
|
|
* @param options the user options
|
|
* @return new options object
|
|
*/
|
|
extendDefaultOptions: function (options) {
|
|
|
|
// Extend default options with user options
|
|
options = $.extend(true, {}, Mapael.prototype.defaultOptions, options);
|
|
|
|
// Extend legend default options
|
|
$.each(['area', 'plot'], function (key, type) {
|
|
if ($.isArray(options.legend[type])) {
|
|
for (var i = 0; i < options.legend[type].length; ++i)
|
|
options.legend[type][i] = $.extend(true, {}, Mapael.prototype.legendDefaultOptions[type], options.legend[type][i]);
|
|
} else {
|
|
options.legend[type] = $.extend(true, {}, Mapael.prototype.legendDefaultOptions[type], options.legend[type]);
|
|
}
|
|
});
|
|
|
|
return options;
|
|
},
|
|
|
|
/*
|
|
* Init all delegated events for the whole map:
|
|
* mouseover
|
|
* mousemove
|
|
* mouseout
|
|
*/
|
|
initDelegatedMapEvents: function() {
|
|
var self = this;
|
|
|
|
// Mapping between data-type value and the corresponding elements array
|
|
// Note: legend-elem and legend-label are not in this table because
|
|
// they need a special processing
|
|
var dataTypeToElementMapping = {
|
|
'area' : self.areas,
|
|
'area-text' : self.areas,
|
|
'plot' : self.plots,
|
|
'plot-text' : self.plots,
|
|
'link' : self.links,
|
|
'link-text' : self.links
|
|
};
|
|
|
|
/* Attach mouseover event delegation
|
|
* Note: we filter the event with a timeout to reduce the firing when the mouse moves quickly
|
|
*/
|
|
var mapMouseOverTimeoutID;
|
|
self.$container.on("mouseover." + pluginName, "[data-id]", function () {
|
|
var elem = this;
|
|
clearTimeout(mapMouseOverTimeoutID);
|
|
mapMouseOverTimeoutID = setTimeout(function() {
|
|
var $elem = $(elem);
|
|
var id = $elem.attr('data-id');
|
|
var type = $elem.attr('data-type');
|
|
|
|
if (dataTypeToElementMapping[type] !== undefined) {
|
|
self.elemEnter(dataTypeToElementMapping[type][id]);
|
|
} else if (type === 'legend-elem' || type === 'legend-label') {
|
|
var legendIndex = $elem.attr('data-legend-id');
|
|
var legendType = $elem.attr('data-legend-type');
|
|
self.elemEnter(self.legends[legendType][legendIndex].elems[id]);
|
|
}
|
|
}, self.MouseOverFilteringTO);
|
|
});
|
|
|
|
/* Attach mousemove event delegation
|
|
* Note: timeout filtering is small to update the Tooltip position fast
|
|
*/
|
|
var mapMouseMoveTimeoutID;
|
|
self.$container.on("mousemove." + pluginName, "[data-id]", function (event) {
|
|
var elem = this;
|
|
clearTimeout(mapMouseMoveTimeoutID);
|
|
mapMouseMoveTimeoutID = setTimeout(function() {
|
|
var $elem = $(elem);
|
|
var id = $elem.attr('data-id');
|
|
var type = $elem.attr('data-type');
|
|
|
|
if (dataTypeToElementMapping[type] !== undefined) {
|
|
self.elemHover(dataTypeToElementMapping[type][id], event);
|
|
} else if (type === 'legend-elem' || type === 'legend-label') {
|
|
/* Nothing to do */
|
|
}
|
|
|
|
}, 0);
|
|
});
|
|
|
|
/* Attach mouseout event delegation
|
|
* Note: we don't perform any timeout filtering to clear & reset elem ASAP
|
|
* Otherwise an element may be stuck in 'hover' state (which is NOT good)
|
|
*/
|
|
self.$container.on("mouseout." + pluginName, "[data-id]", function () {
|
|
var elem = this;
|
|
// Clear any
|
|
clearTimeout(mapMouseOverTimeoutID);
|
|
clearTimeout(mapMouseMoveTimeoutID);
|
|
var $elem = $(elem);
|
|
var id = $elem.attr('data-id');
|
|
var type = $elem.attr('data-type');
|
|
|
|
if (dataTypeToElementMapping[type] !== undefined) {
|
|
self.elemOut(dataTypeToElementMapping[type][id]);
|
|
} else if (type === 'legend-elem' || type === 'legend-label') {
|
|
var legendIndex = $elem.attr('data-legend-id');
|
|
var legendType = $elem.attr('data-legend-type');
|
|
self.elemOut(self.legends[legendType][legendIndex].elems[id]);
|
|
}
|
|
});
|
|
|
|
/* Attach click event delegation
|
|
* Note: we filter the event with a timeout to avoid double click
|
|
*/
|
|
self.$container.on("click." + pluginName, "[data-id]", function (evt, opts) {
|
|
var $elem = $(this);
|
|
var id = $elem.attr('data-id');
|
|
var type = $elem.attr('data-type');
|
|
|
|
if (dataTypeToElementMapping[type] !== undefined) {
|
|
self.elemClick(dataTypeToElementMapping[type][id]);
|
|
} else if (type === 'legend-elem' || type === 'legend-label') {
|
|
var legendIndex = $elem.attr('data-legend-id');
|
|
var legendType = $elem.attr('data-legend-type');
|
|
self.handleClickOnLegendElem(self.legends[legendType][legendIndex].elems[id], id, legendIndex, legendType, opts);
|
|
}
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Init all delegated custom events
|
|
*/
|
|
initDelegatedCustomEvents: function() {
|
|
var self = this;
|
|
|
|
$.each(self.customEventHandlers, function(eventName) {
|
|
// Namespace the custom event
|
|
// This allow to easily unbound only custom events and not regular ones
|
|
var fullEventName = eventName + '.' + pluginName + ".custom";
|
|
self.$container.off(fullEventName).on(fullEventName, "[data-id]", function (e) {
|
|
var $elem = $(this);
|
|
var id = $elem.attr('data-id');
|
|
var type = $elem.attr('data-type').replace('-text', '');
|
|
|
|
if (!self.panning &&
|
|
self.customEventHandlers[eventName][type] !== undefined &&
|
|
self.customEventHandlers[eventName][type][id] !== undefined)
|
|
{
|
|
// Get back related elem
|
|
var elem = self.customEventHandlers[eventName][type][id];
|
|
// Run callback provided by user
|
|
elem.options.eventHandlers[eventName](e, id, elem.mapElem, elem.textElem, elem.options);
|
|
}
|
|
});
|
|
});
|
|
|
|
},
|
|
|
|
/*
|
|
* Init the element "elem" on the map (drawing text, setting attributes, events, tooltip, ...)
|
|
*
|
|
* @param id the id of the element
|
|
* @param type the type of the element (area, plot, link)
|
|
* @param elem object the element object (with mapElem), it will be updated
|
|
*/
|
|
initElem: function (id, type, elem) {
|
|
var self = this;
|
|
var $mapElem = $(elem.mapElem.node);
|
|
|
|
// If an HTML link exists for this element, add cursor attributes
|
|
if (elem.options.href) {
|
|
elem.options.attrs.cursor = "pointer";
|
|
if (elem.options.text) elem.options.text.attrs.cursor = "pointer";
|
|
}
|
|
|
|
// Set SVG attributes to map element
|
|
elem.mapElem.attr(elem.options.attrs);
|
|
// Set DOM attributes to map element
|
|
$mapElem.attr({
|
|
"data-id": id,
|
|
"data-type": type
|
|
});
|
|
if (elem.options.cssClass !== undefined) {
|
|
$mapElem.addClass(elem.options.cssClass);
|
|
}
|
|
|
|
// Init the label related to the element
|
|
if (elem.options.text && elem.options.text.content !== undefined) {
|
|
// Set a text label in the area
|
|
var textPosition = self.getTextPosition(elem.mapElem.getBBox(), elem.options.text.position, elem.options.text.margin);
|
|
elem.options.text.attrs.text = elem.options.text.content;
|
|
elem.options.text.attrs.x = textPosition.x;
|
|
elem.options.text.attrs.y = textPosition.y;
|
|
elem.options.text.attrs['text-anchor'] = textPosition.textAnchor;
|
|
// Draw text
|
|
elem.textElem = self.paper.text(textPosition.x, textPosition.y, elem.options.text.content);
|
|
// Apply SVG attributes to text element
|
|
elem.textElem.attr(elem.options.text.attrs);
|
|
// Apply DOM attributes
|
|
$(elem.textElem.node).attr({
|
|
"data-id": id,
|
|
"data-type": type + '-text'
|
|
});
|
|
}
|
|
|
|
// Set user event handlers
|
|
if (elem.options.eventHandlers) self.setEventHandlers(id, type, elem);
|
|
|
|
// Set hover option for mapElem
|
|
self.setHoverOptions(elem.mapElem, elem.options.attrs, elem.options.attrsHover);
|
|
|
|
// Set hover option for textElem
|
|
if (elem.textElem) self.setHoverOptions(elem.textElem, elem.options.text.attrs, elem.options.text.attrsHover);
|
|
},
|
|
|
|
/*
|
|
* Init zoom and panning for the map
|
|
* @param mapWidth
|
|
* @param mapHeight
|
|
* @param zoomOptions
|
|
*/
|
|
initZoom: function (mapWidth, mapHeight, zoomOptions) {
|
|
var self = this;
|
|
var mousedown = false;
|
|
var previousX = 0;
|
|
var previousY = 0;
|
|
var fnZoomButtons = {
|
|
"reset": function () {
|
|
self.$container.trigger("zoom", {"level": 0});
|
|
},
|
|
"in": function () {
|
|
self.$container.trigger("zoom", {"level": "+1"});
|
|
},
|
|
"out": function () {
|
|
self.$container.trigger("zoom", {"level": -1});
|
|
}
|
|
};
|
|
|
|
// init Zoom data
|
|
$.extend(self.zoomData, {
|
|
zoomLevel: 0,
|
|
panX: 0,
|
|
panY: 0
|
|
});
|
|
|
|
// init zoom buttons
|
|
$.each(zoomOptions.buttons, function(type, opt) {
|
|
if (fnZoomButtons[type] === undefined) throw new Error("Unknown zoom button '" + type + "'");
|
|
// Create div with classes, contents and title (for tooltip)
|
|
var $button = $("<div>").addClass(opt.cssClass)
|
|
.html(opt.content)
|
|
.attr("title", opt.title);
|
|
// Assign click event
|
|
$button.on("click." + pluginName, fnZoomButtons[type]);
|
|
// Append to map
|
|
self.$map.append($button);
|
|
});
|
|
|
|
// Update the zoom level of the map on mousewheel
|
|
if (self.options.map.zoom.mousewheel) {
|
|
self.$map.on("mousewheel." + pluginName, function (e) {
|
|
var zoomLevel = (e.deltaY > 0) ? 1 : -1;
|
|
var coord = self.mapPagePositionToXY(e.pageX, e.pageY);
|
|
|
|
self.$container.trigger("zoom", {
|
|
"fixedCenter": true,
|
|
"level": self.zoomData.zoomLevel + zoomLevel,
|
|
"x": coord.x,
|
|
"y": coord.y
|
|
});
|
|
|
|
e.preventDefault();
|
|
});
|
|
}
|
|
|
|
// Update the zoom level of the map on touch pinch
|
|
if (self.options.map.zoom.touch) {
|
|
self.$map.on("touchstart." + pluginName, function (e) {
|
|
if (e.originalEvent.touches.length === 2) {
|
|
self.zoomCenterX = (e.originalEvent.touches[0].pageX + e.originalEvent.touches[1].pageX) / 2;
|
|
self.zoomCenterY = (e.originalEvent.touches[0].pageY + e.originalEvent.touches[1].pageY) / 2;
|
|
self.previousPinchDist = Math.sqrt(Math.pow((e.originalEvent.touches[1].pageX - e.originalEvent.touches[0].pageX), 2) + Math.pow((e.originalEvent.touches[1].pageY - e.originalEvent.touches[0].pageY), 2));
|
|
}
|
|
});
|
|
|
|
self.$map.on("touchmove." + pluginName, function (e) {
|
|
var pinchDist = 0;
|
|
var zoomLevel = 0;
|
|
|
|
if (e.originalEvent.touches.length === 2) {
|
|
pinchDist = Math.sqrt(Math.pow((e.originalEvent.touches[1].pageX - e.originalEvent.touches[0].pageX), 2) + Math.pow((e.originalEvent.touches[1].pageY - e.originalEvent.touches[0].pageY), 2));
|
|
|
|
if (Math.abs(pinchDist - self.previousPinchDist) > 15) {
|
|
var coord = self.mapPagePositionToXY(self.zoomCenterX, self.zoomCenterY);
|
|
zoomLevel = (pinchDist - self.previousPinchDist) / Math.abs(pinchDist - self.previousPinchDist);
|
|
self.$container.trigger("zoom", {
|
|
"fixedCenter": true,
|
|
"level": self.zoomData.zoomLevel + zoomLevel,
|
|
"x": coord.x,
|
|
"y": coord.y
|
|
});
|
|
self.previousPinchDist = pinchDist;
|
|
}
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
|
|
// When the user drag the map, prevent to move the clicked element instead of dragging the map (behaviour seen with Firefox)
|
|
self.$map.on("dragstart", function() {
|
|
return false;
|
|
});
|
|
|
|
// Panning
|
|
var panningMouseUpTO = null;
|
|
var panningMouseMoveTO = null;
|
|
$("body").on("mouseup." + pluginName + (zoomOptions.touch ? " touchend." + pluginName : ""), function () {
|
|
mousedown = false;
|
|
clearTimeout(panningMouseUpTO);
|
|
clearTimeout(panningMouseMoveTO);
|
|
panningMouseUpTO = setTimeout(function () {
|
|
self.panning = false;
|
|
}, self.panningEndFilteringTO);
|
|
});
|
|
|
|
self.$map.on("mousedown." + pluginName + (zoomOptions.touch ? " touchstart." + pluginName : ""), function (e) {
|
|
clearTimeout(panningMouseUpTO);
|
|
clearTimeout(panningMouseMoveTO);
|
|
if (e.pageX !== undefined) {
|
|
mousedown = true;
|
|
previousX = e.pageX;
|
|
previousY = e.pageY;
|
|
} else {
|
|
if (e.originalEvent.touches.length === 1) {
|
|
mousedown = true;
|
|
previousX = e.originalEvent.touches[0].pageX;
|
|
previousY = e.originalEvent.touches[0].pageY;
|
|
}
|
|
}
|
|
}).on("mousemove." + pluginName + (zoomOptions.touch ? " touchmove." + pluginName : ""), function (e) {
|
|
var currentLevel = self.zoomData.zoomLevel;
|
|
var pageX = 0;
|
|
var pageY = 0;
|
|
|
|
clearTimeout(panningMouseUpTO);
|
|
clearTimeout(panningMouseMoveTO);
|
|
|
|
if (e.pageX !== undefined) {
|
|
pageX = e.pageX;
|
|
pageY = e.pageY;
|
|
} else {
|
|
if (e.originalEvent.touches.length === 1) {
|
|
pageX = e.originalEvent.touches[0].pageX;
|
|
pageY = e.originalEvent.touches[0].pageY;
|
|
} else {
|
|
mousedown = false;
|
|
}
|
|
}
|
|
|
|
if (mousedown && currentLevel !== 0) {
|
|
var offsetX = (previousX - pageX) / (1 + (currentLevel * zoomOptions.step)) * (mapWidth / self.paper.width);
|
|
var offsetY = (previousY - pageY) / (1 + (currentLevel * zoomOptions.step)) * (mapHeight / self.paper.height);
|
|
var panX = Math.min(Math.max(0, self.currentViewBox.x + offsetX), (mapWidth - self.currentViewBox.w));
|
|
var panY = Math.min(Math.max(0, self.currentViewBox.y + offsetY), (mapHeight - self.currentViewBox.h));
|
|
|
|
if (Math.abs(offsetX) > 5 || Math.abs(offsetY) > 5) {
|
|
$.extend(self.zoomData, {
|
|
panX: panX,
|
|
panY: panY,
|
|
zoomX: panX + self.currentViewBox.w / 2,
|
|
zoomY: panY + self.currentViewBox.h / 2
|
|
});
|
|
self.setViewBox(panX, panY, self.currentViewBox.w, self.currentViewBox.h);
|
|
|
|
panningMouseMoveTO = setTimeout(function () {
|
|
self.$map.trigger("afterPanning", {
|
|
x1: panX,
|
|
y1: panY,
|
|
x2: (panX + self.currentViewBox.w),
|
|
y2: (panY + self.currentViewBox.h)
|
|
});
|
|
}, self.panningFilteringTO);
|
|
|
|
previousX = pageX;
|
|
previousY = pageY;
|
|
self.panning = true;
|
|
}
|
|
return false;
|
|
}
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Map a mouse position to a map position
|
|
* Transformation principle:
|
|
* ** start with (pageX, pageY) absolute mouse coordinate
|
|
* - Apply translation: take into accounts the map offset in the page
|
|
* ** from this point, we have relative mouse coordinate
|
|
* - Apply homothetic transformation: take into accounts initial factor of map sizing (fullWidth / actualWidth)
|
|
* - Apply homothetic transformation: take into accounts the zoom factor
|
|
* ** from this point, we have relative map coordinate
|
|
* - Apply translation: take into accounts the current panning of the map
|
|
* ** from this point, we have absolute map coordinate
|
|
* @param pageX: mouse client coordinate on X
|
|
* @param pageY: mouse client coordinate on Y
|
|
* @return map coordinate {x, y}
|
|
*/
|
|
mapPagePositionToXY: function(pageX, pageY) {
|
|
var self = this;
|
|
var offset = self.$map.offset();
|
|
var initFactor = (self.options.map.width) ? (self.mapConf.width / self.options.map.width) : (self.mapConf.width / self.$map.width());
|
|
var zoomFactor = 1 / (1 + (self.zoomData.zoomLevel * self.options.map.zoom.step));
|
|
return {
|
|
x: (zoomFactor * initFactor * (pageX - offset.left)) + self.zoomData.panX,
|
|
y: (zoomFactor * initFactor * (pageY - offset.top)) + self.zoomData.panY
|
|
};
|
|
},
|
|
|
|
/*
|
|
* Zoom on the map
|
|
*
|
|
* zoomOptions.animDuration zoom duration
|
|
*
|
|
* zoomOptions.level level of the zoom between minLevel and maxLevel (absolute number, or relative string +1 or -1)
|
|
* zoomOptions.fixedCenter set to true in order to preserve the position of x,y in the canvas when zoomed
|
|
*
|
|
* zoomOptions.x x coordinate of the point to focus on
|
|
* zoomOptions.y y coordinate of the point to focus on
|
|
* - OR -
|
|
* zoomOptions.latitude latitude of the point to focus on
|
|
* zoomOptions.longitude longitude of the point to focus on
|
|
* - OR -
|
|
* zoomOptions.plot plot ID to focus on
|
|
* - OR -
|
|
* zoomOptions.area area ID to focus on
|
|
* zoomOptions.areaMargin margin (in pixels) around the area
|
|
*
|
|
* If an area ID is specified, the algorithm will override the zoom level to focus on the area
|
|
* but it may be limited by the min/max zoom level limits set at initialization.
|
|
*
|
|
* If no coordinates are specified, the zoom will be focused on the center of the current view box
|
|
*
|
|
*/
|
|
onZoomEvent: function (e, zoomOptions) {
|
|
var self = this;
|
|
|
|
// new Top/Left corner coordinates
|
|
var panX;
|
|
var panY;
|
|
// new Width/Height viewbox size
|
|
var panWidth;
|
|
var panHeight;
|
|
|
|
// Zoom level in absolute scale (from 0 to max, by step of 1)
|
|
var zoomLevel = self.zoomData.zoomLevel;
|
|
|
|
// Relative zoom level (from 1 to max, by step of 0.25 (default))
|
|
var previousRelativeZoomLevel = 1 + self.zoomData.zoomLevel * self.options.map.zoom.step;
|
|
var relativeZoomLevel;
|
|
|
|
var animDuration = (zoomOptions.animDuration !== undefined) ? zoomOptions.animDuration : self.options.map.zoom.animDuration;
|
|
|
|
if (zoomOptions.area !== undefined) {
|
|
/* An area is given
|
|
* We will define x/y coordinate AND a new zoom level to fill the area
|
|
*/
|
|
if (self.areas[zoomOptions.area] === undefined) throw new Error("Unknown area '" + zoomOptions.area + "'");
|
|
var areaMargin = (zoomOptions.areaMargin !== undefined) ? zoomOptions.areaMargin : 10;
|
|
var areaBBox = self.areas[zoomOptions.area].mapElem.getBBox();
|
|
var areaFullWidth = areaBBox.width + 2 * areaMargin;
|
|
var areaFullHeight = areaBBox.height + 2 * areaMargin;
|
|
|
|
// Compute new x/y focus point (center of area)
|
|
zoomOptions.x = areaBBox.cx;
|
|
zoomOptions.y = areaBBox.cy;
|
|
|
|
// Compute a new absolute zoomLevel value (inverse of relative -> absolute)
|
|
// Take the min between zoomLevel on width vs. height to be able to see the whole area
|
|
zoomLevel = Math.min(Math.floor((self.mapConf.width / areaFullWidth - 1) / self.options.map.zoom.step),
|
|
Math.floor((self.mapConf.height / areaFullHeight - 1) / self.options.map.zoom.step));
|
|
|
|
} else {
|
|
|
|
// Get user defined zoom level
|
|
if (zoomOptions.level !== undefined) {
|
|
if (typeof zoomOptions.level === "string") {
|
|
// level is a string, either "n", "+n" or "-n"
|
|
if ((zoomOptions.level.slice(0, 1) === '+') || (zoomOptions.level.slice(0, 1) === '-')) {
|
|
// zoomLevel is relative
|
|
zoomLevel = self.zoomData.zoomLevel + parseInt(zoomOptions.level, 10);
|
|
} else {
|
|
// zoomLevel is absolute
|
|
zoomLevel = parseInt(zoomOptions.level, 10);
|
|
}
|
|
} else {
|
|
// level is integer
|
|
if (zoomOptions.level < 0) {
|
|
// zoomLevel is relative
|
|
zoomLevel = self.zoomData.zoomLevel + zoomOptions.level;
|
|
} else {
|
|
// zoomLevel is absolute
|
|
zoomLevel = zoomOptions.level;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (zoomOptions.plot !== undefined) {
|
|
if (self.plots[zoomOptions.plot] === undefined) throw new Error("Unknown plot '" + zoomOptions.plot + "'");
|
|
|
|
zoomOptions.x = self.plots[zoomOptions.plot].coords.x;
|
|
zoomOptions.y = self.plots[zoomOptions.plot].coords.y;
|
|
} else {
|
|
if (zoomOptions.latitude !== undefined && zoomOptions.longitude !== undefined) {
|
|
var coords = self.mapConf.getCoords(zoomOptions.latitude, zoomOptions.longitude);
|
|
zoomOptions.x = coords.x;
|
|
zoomOptions.y = coords.y;
|
|
}
|
|
|
|
if (zoomOptions.x === undefined) {
|
|
zoomOptions.x = self.currentViewBox.x + self.currentViewBox.w / 2;
|
|
}
|
|
|
|
if (zoomOptions.y === undefined) {
|
|
zoomOptions.y = self.currentViewBox.y + self.currentViewBox.h / 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Make sure we stay in the zoom level boundaries
|
|
zoomLevel = Math.min(Math.max(zoomLevel, self.options.map.zoom.minLevel), self.options.map.zoom.maxLevel);
|
|
|
|
// Compute relative zoom level
|
|
relativeZoomLevel = 1 + zoomLevel * self.options.map.zoom.step;
|
|
|
|
// Compute panWidth / panHeight
|
|
panWidth = self.mapConf.width / relativeZoomLevel;
|
|
panHeight = self.mapConf.height / relativeZoomLevel;
|
|
|
|
if (zoomLevel === 0) {
|
|
panX = 0;
|
|
panY = 0;
|
|
} else {
|
|
if (zoomOptions.fixedCenter !== undefined && zoomOptions.fixedCenter === true) {
|
|
panX = self.zoomData.panX + ((zoomOptions.x - self.zoomData.panX) * (relativeZoomLevel - previousRelativeZoomLevel)) / relativeZoomLevel;
|
|
panY = self.zoomData.panY + ((zoomOptions.y - self.zoomData.panY) * (relativeZoomLevel - previousRelativeZoomLevel)) / relativeZoomLevel;
|
|
} else {
|
|
panX = zoomOptions.x - panWidth / 2;
|
|
panY = zoomOptions.y - panHeight / 2;
|
|
}
|
|
|
|
// Make sure we stay in the map boundaries
|
|
panX = Math.min(Math.max(0, panX), self.mapConf.width - panWidth);
|
|
panY = Math.min(Math.max(0, panY), self.mapConf.height - panHeight);
|
|
}
|
|
|
|
// Update zoom level of the map
|
|
if (relativeZoomLevel === previousRelativeZoomLevel && panX === self.zoomData.panX && panY === self.zoomData.panY) return;
|
|
|
|
if (animDuration > 0) {
|
|
self.animateViewBox(panX, panY, panWidth, panHeight, animDuration, self.options.map.zoom.animEasing);
|
|
} else {
|
|
self.setViewBox(panX, panY, panWidth, panHeight);
|
|
clearTimeout(self.zoomTO);
|
|
self.zoomTO = setTimeout(function () {
|
|
self.$map.trigger("afterZoom", {
|
|
x1: panX,
|
|
y1: panY,
|
|
x2: panX + panWidth,
|
|
y2: panY + panHeight
|
|
});
|
|
}, self.zoomFilteringTO);
|
|
}
|
|
|
|
$.extend(self.zoomData, {
|
|
zoomLevel: zoomLevel,
|
|
panX: panX,
|
|
panY: panY,
|
|
zoomX: panX + panWidth / 2,
|
|
zoomY: panY + panHeight / 2
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Show some element in range defined by user
|
|
* Triggered by user $(".mapcontainer").trigger("showElementsInRange", [opt]);
|
|
*
|
|
* @param opt the options
|
|
* opt.hiddenOpacity opacity for hidden element (default = 0.3)
|
|
* opt.animDuration animation duration in ms (default = 0)
|
|
* opt.afterShowRange callback
|
|
* opt.ranges the range to show:
|
|
* Example:
|
|
* opt.ranges = {
|
|
* 'plot' : {
|
|
* 0 : { // valueIndex
|
|
* 'min': 1000,
|
|
* 'max': 1200
|
|
* },
|
|
* 1 : { // valueIndex
|
|
* 'min': 10,
|
|
* 'max': 12
|
|
* }
|
|
* },
|
|
* 'area' : {
|
|
* {'min': 10, 'max': 20} // No valueIndex, only an object, use 0 as valueIndex (easy case)
|
|
* }
|
|
* }
|
|
*/
|
|
onShowElementsInRange: function(e, opt) {
|
|
var self = this;
|
|
|
|
// set animDuration to default if not defined
|
|
if (opt.animDuration === undefined) {
|
|
opt.animDuration = 0;
|
|
}
|
|
|
|
// set hiddenOpacity to default if not defined
|
|
if (opt.hiddenOpacity === undefined) {
|
|
opt.hiddenOpacity = 0.3;
|
|
}
|
|
|
|
// handle area
|
|
if (opt.ranges && opt.ranges.area) {
|
|
self.showElemByRange(opt.ranges.area, self.areas, opt.hiddenOpacity, opt.animDuration);
|
|
}
|
|
|
|
// handle plot
|
|
if (opt.ranges && opt.ranges.plot) {
|
|
self.showElemByRange(opt.ranges.plot, self.plots, opt.hiddenOpacity, opt.animDuration);
|
|
}
|
|
|
|
// handle link
|
|
if (opt.ranges && opt.ranges.link) {
|
|
self.showElemByRange(opt.ranges.link, self.links, opt.hiddenOpacity, opt.animDuration);
|
|
}
|
|
|
|
// Call user callback
|
|
if (opt.afterShowRange) opt.afterShowRange();
|
|
},
|
|
|
|
/*
|
|
* Show some element in range
|
|
* @param ranges: the ranges
|
|
* @param elems: list of element on which to check against previous range
|
|
* @hiddenOpacity: the opacity when hidden
|
|
* @animDuration: the animation duration
|
|
*/
|
|
showElemByRange: function(ranges, elems, hiddenOpacity, animDuration) {
|
|
var self = this;
|
|
// Hold the final opacity value for all elements consolidated after applying each ranges
|
|
// This allow to set the opacity only once for each elements
|
|
var elemsFinalOpacity = {};
|
|
|
|
// set object with one valueIndex to 0 if we have directly the min/max
|
|
if (ranges.min !== undefined || ranges.max !== undefined) {
|
|
ranges = {0: ranges};
|
|
}
|
|
|
|
// Loop through each valueIndex
|
|
$.each(ranges, function (valueIndex) {
|
|
var range = ranges[valueIndex];
|
|
// Check if user defined at least a min or max value
|
|
if (range.min === undefined && range.max === undefined) {
|
|
return true; // skip this iteration (each loop), goto next range
|
|
}
|
|
// Loop through each elements
|
|
$.each(elems, function (id) {
|
|
var elemValue = elems[id].options.value;
|
|
// set value with one valueIndex to 0 if not object
|
|
if (typeof elemValue !== "object") {
|
|
elemValue = [elemValue];
|
|
}
|
|
// Check existence of this value index
|
|
if (elemValue[valueIndex] === undefined) {
|
|
return true; // skip this iteration (each loop), goto next element
|
|
}
|
|
// Check if in range
|
|
if ((range.min !== undefined && elemValue[valueIndex] < range.min) ||
|
|
(range.max !== undefined && elemValue[valueIndex] > range.max)) {
|
|
// Element not in range
|
|
elemsFinalOpacity[id] = hiddenOpacity;
|
|
} else {
|
|
// Element in range
|
|
elemsFinalOpacity[id] = 1;
|
|
}
|
|
});
|
|
});
|
|
// Now that we looped through all ranges, we can really assign the final opacity
|
|
$.each(elemsFinalOpacity, function (id) {
|
|
self.setElementOpacity(elems[id], elemsFinalOpacity[id], animDuration);
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Set element opacity
|
|
* Handle elem.mapElem and elem.textElem
|
|
* @param elem the element
|
|
* @param opacity the opacity to apply
|
|
* @param animDuration the animation duration to use
|
|
*/
|
|
setElementOpacity: function(elem, opacity, animDuration) {
|
|
var self = this;
|
|
|
|
// Ensure no animation is running
|
|
//elem.mapElem.stop();
|
|
//if (elem.textElem) elem.textElem.stop();
|
|
|
|
// If final opacity is not null, ensure element is shown before proceeding
|
|
if (opacity > 0) {
|
|
elem.mapElem.show();
|
|
if (elem.textElem) elem.textElem.show();
|
|
}
|
|
|
|
self.animate(elem.mapElem, {"opacity": opacity}, animDuration, function () {
|
|
// If final attribute is 0, hide
|
|
if (opacity === 0) elem.mapElem.hide();
|
|
});
|
|
|
|
self.animate(elem.textElem, {"opacity": opacity}, animDuration, function () {
|
|
// If final attribute is 0, hide
|
|
if (opacity === 0) elem.textElem.hide();
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Update the current map
|
|
*
|
|
* Refresh attributes and tooltips for areas and plots
|
|
* @param opt option for the refresh :
|
|
* opt.mapOptions: options to update for plots and areas
|
|
* opt.replaceOptions: whether mapsOptions should entirely replace current map options, or just extend it
|
|
* opt.opt.newPlots new plots to add to the map
|
|
* opt.newLinks new links to add to the map
|
|
* opt.deletePlotKeys plots to delete from the map (array, or "all" to remove all plots)
|
|
* opt.deleteLinkKeys links to remove from the map (array, or "all" to remove all links)
|
|
* opt.setLegendElemsState the state of legend elements to be set : show (default) or hide
|
|
* opt.animDuration animation duration in ms (default = 0)
|
|
* opt.afterUpdate hook that allows to add custom processing on the map
|
|
*/
|
|
onUpdateEvent: function (e, opt) {
|
|
var self = this;
|
|
// Abort if opt is undefined
|
|
if (typeof opt !== "object") return;
|
|
|
|
var i = 0;
|
|
var animDuration = (opt.animDuration) ? opt.animDuration : 0;
|
|
|
|
// This function remove an element using animation (or not, depending on animDuration)
|
|
// Used for deletePlotKeys and deleteLinkKeys
|
|
var fnRemoveElement = function (elem) {
|
|
|
|
self.animate(elem.mapElem, {"opacity": 0}, animDuration, function () {
|
|
elem.mapElem.remove();
|
|
});
|
|
|
|
self.animate(elem.textElem, {"opacity": 0}, animDuration, function () {
|
|
elem.textElem.remove();
|
|
});
|
|
};
|
|
|
|
// This function show an element using animation
|
|
// Used for newPlots and newLinks
|
|
var fnShowElement = function (elem) {
|
|
// Starts with hidden elements
|
|
elem.mapElem.attr({opacity: 0});
|
|
if (elem.textElem) elem.textElem.attr({opacity: 0});
|
|
// Set final element opacity
|
|
self.setElementOpacity(
|
|
elem,
|
|
(elem.mapElem.originalAttrs.opacity !== undefined) ? elem.mapElem.originalAttrs.opacity : 1,
|
|
animDuration
|
|
);
|
|
};
|
|
|
|
if (typeof opt.mapOptions === "object") {
|
|
if (opt.replaceOptions === true) self.options = self.extendDefaultOptions(opt.mapOptions);
|
|
else $.extend(true, self.options, opt.mapOptions);
|
|
|
|
// IF we update areas, plots or legend, then reset all legend state to "show"
|
|
if (opt.mapOptions.areas !== undefined || opt.mapOptions.plots !== undefined || opt.mapOptions.legend !== undefined) {
|
|
$("[data-type='legend-elem']", self.$container).each(function (id, elem) {
|
|
if ($(elem).attr('data-hidden') === "1") {
|
|
// Toggle state of element by clicking
|
|
$(elem).trigger("click", {hideOtherElems: false, animDuration: animDuration});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
// Delete plots by name if deletePlotKeys is array
|
|
if (typeof opt.deletePlotKeys === "object") {
|
|
for (; i < opt.deletePlotKeys.length; i++) {
|
|
if (self.plots[opt.deletePlotKeys[i]] !== undefined) {
|
|
fnRemoveElement(self.plots[opt.deletePlotKeys[i]]);
|
|
delete self.plots[opt.deletePlotKeys[i]];
|
|
}
|
|
}
|
|
// Delete ALL plots if deletePlotKeys is set to "all"
|
|
} else if (opt.deletePlotKeys === "all") {
|
|
$.each(self.plots, function (id, elem) {
|
|
fnRemoveElement(elem);
|
|
});
|
|
// Empty plots object
|
|
self.plots = {};
|
|
}
|
|
|
|
// Delete links by name if deleteLinkKeys is array
|
|
if (typeof opt.deleteLinkKeys === "object") {
|
|
for (i = 0; i < opt.deleteLinkKeys.length; i++) {
|
|
if (self.links[opt.deleteLinkKeys[i]] !== undefined) {
|
|
fnRemoveElement(self.links[opt.deleteLinkKeys[i]]);
|
|
delete self.links[opt.deleteLinkKeys[i]];
|
|
}
|
|
}
|
|
// Delete ALL links if deleteLinkKeys is set to "all"
|
|
} else if (opt.deleteLinkKeys === "all") {
|
|
$.each(self.links, function (id, elem) {
|
|
fnRemoveElement(elem);
|
|
});
|
|
// Empty links object
|
|
self.links = {};
|
|
}
|
|
|
|
// New plots
|
|
if (typeof opt.newPlots === "object") {
|
|
$.each(opt.newPlots, function (id) {
|
|
if (self.plots[id] === undefined) {
|
|
self.options.plots[id] = opt.newPlots[id];
|
|
self.plots[id] = self.drawPlot(id);
|
|
if (animDuration > 0) {
|
|
fnShowElement(self.plots[id]);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
// New links
|
|
if (typeof opt.newLinks === "object") {
|
|
var newLinks = self.drawLinksCollection(opt.newLinks);
|
|
$.extend(self.links, newLinks);
|
|
$.extend(self.options.links, opt.newLinks);
|
|
if (animDuration > 0) {
|
|
$.each(newLinks, function (id) {
|
|
fnShowElement(newLinks[id]);
|
|
});
|
|
}
|
|
}
|
|
|
|
// Update areas attributes and tooltips
|
|
$.each(self.areas, function (id) {
|
|
// Avoid updating unchanged elements
|
|
if ((typeof opt.mapOptions === "object" &&
|
|
(
|
|
(typeof opt.mapOptions.map === "object" && typeof opt.mapOptions.map.defaultArea === "object") ||
|
|
(typeof opt.mapOptions.areas === "object" && typeof opt.mapOptions.areas[id] === "object") ||
|
|
(typeof opt.mapOptions.legend === "object" && typeof opt.mapOptions.legend.area === "object")
|
|
)) || opt.replaceOptions === true
|
|
) {
|
|
self.areas[id].options = self.getElemOptions(
|
|
self.options.map.defaultArea,
|
|
(self.options.areas[id] ? self.options.areas[id] : {}),
|
|
self.options.legend.area
|
|
);
|
|
self.updateElem(self.areas[id], animDuration);
|
|
}
|
|
});
|
|
|
|
// Update plots attributes and tooltips
|
|
$.each(self.plots, function (id) {
|
|
// Avoid updating unchanged elements
|
|
if ((typeof opt.mapOptions ==="object" &&
|
|
(
|
|
(typeof opt.mapOptions.map === "object" && typeof opt.mapOptions.map.defaultPlot === "object") ||
|
|
(typeof opt.mapOptions.plots === "object" && typeof opt.mapOptions.plots[id] === "object") ||
|
|
(typeof opt.mapOptions.legend === "object" && typeof opt.mapOptions.legend.plot === "object")
|
|
)) || opt.replaceOptions === true
|
|
) {
|
|
self.plots[id].options = self.getElemOptions(
|
|
self.options.map.defaultPlot,
|
|
(self.options.plots[id] ? self.options.plots[id] : {}),
|
|
self.options.legend.plot
|
|
);
|
|
|
|
self.setPlotCoords(self.plots[id]);
|
|
self.setPlotAttributes(self.plots[id]);
|
|
|
|
self.updateElem(self.plots[id], animDuration);
|
|
}
|
|
});
|
|
|
|
// Update links attributes and tooltips
|
|
$.each(self.links, function (id) {
|
|
// Avoid updating unchanged elements
|
|
if ((typeof opt.mapOptions === "object" &&
|
|
(
|
|
(typeof opt.mapOptions.map === "object" && typeof opt.mapOptions.map.defaultLink === "object") ||
|
|
(typeof opt.mapOptions.links === "object" && typeof opt.mapOptions.links[id] === "object")
|
|
)) || opt.replaceOptions === true
|
|
) {
|
|
self.links[id].options = self.getElemOptions(
|
|
self.options.map.defaultLink,
|
|
(self.options.links[id] ? self.options.links[id] : {}),
|
|
{}
|
|
);
|
|
|
|
self.updateElem(self.links[id], animDuration);
|
|
}
|
|
});
|
|
|
|
// Update legends
|
|
if (opt.mapOptions && (
|
|
(typeof opt.mapOptions.legend === "object") ||
|
|
(typeof opt.mapOptions.map === "object" && typeof opt.mapOptions.map.defaultArea === "object") ||
|
|
(typeof opt.mapOptions.map === "object" && typeof opt.mapOptions.map.defaultPlot === "object")
|
|
)) {
|
|
// Show all elements on the map before updating the legends
|
|
$("[data-type='legend-elem']", self.$container).each(function (id, elem) {
|
|
if ($(elem).attr('data-hidden') === "1") {
|
|
$(elem).trigger("click", {hideOtherElems: false, animDuration: animDuration});
|
|
}
|
|
});
|
|
|
|
self.createLegends("area", self.areas, 1);
|
|
if (self.options.map.width) {
|
|
self.createLegends("plot", self.plots, (self.options.map.width / self.mapConf.width));
|
|
} else {
|
|
self.createLegends("plot", self.plots, (self.$map.width() / self.mapConf.width));
|
|
}
|
|
}
|
|
|
|
// Hide/Show all elements based on showlegendElems
|
|
// Toggle (i.e. click) only if:
|
|
// - slice legend is shown AND we want to hide
|
|
// - slice legend is hidden AND we want to show
|
|
if (typeof opt.setLegendElemsState === "object") {
|
|
// setLegendElemsState is an object listing the legend we want to hide/show
|
|
$.each(opt.setLegendElemsState, function (legendCSSClass, action) {
|
|
// Search for the legend
|
|
var $legend = self.$container.find("." + legendCSSClass)[0];
|
|
if ($legend !== undefined) {
|
|
// Select all elem inside this legend
|
|
$("[data-type='legend-elem']", $legend).each(function (id, elem) {
|
|
if (($(elem).attr('data-hidden') === "0" && action === "hide") ||
|
|
($(elem).attr('data-hidden') === "1" && action === "show")) {
|
|
// Toggle state of element by clicking
|
|
$(elem).trigger("click", {hideOtherElems: false, animDuration: animDuration});
|
|
}
|
|
});
|
|
}
|
|
});
|
|
} else {
|
|
// setLegendElemsState is a string, or is undefined
|
|
// Default : "show"
|
|
var action = (opt.setLegendElemsState === "hide") ? "hide" : "show";
|
|
|
|
$("[data-type='legend-elem']", self.$container).each(function (id, elem) {
|
|
if (($(elem).attr('data-hidden') === "0" && action === "hide") ||
|
|
($(elem).attr('data-hidden') === "1" && action === "show")) {
|
|
// Toggle state of element by clicking
|
|
$(elem).trigger("click", {hideOtherElems: false, animDuration: animDuration});
|
|
}
|
|
});
|
|
}
|
|
|
|
// Always rebind custom events on update
|
|
self.initDelegatedCustomEvents();
|
|
|
|
if (opt.afterUpdate) opt.afterUpdate(self.$container, self.paper, self.areas, self.plots, self.options, self.links);
|
|
},
|
|
|
|
/*
|
|
* Set plot coordinates
|
|
* @param plot object plot element
|
|
*/
|
|
setPlotCoords: function(plot) {
|
|
var self = this;
|
|
|
|
if (plot.options.x !== undefined && plot.options.y !== undefined) {
|
|
plot.coords = {
|
|
x: plot.options.x,
|
|
y: plot.options.y
|
|
};
|
|
} else if (plot.options.plotsOn !== undefined && self.areas[plot.options.plotsOn] !== undefined) {
|
|
var areaBBox = self.areas[plot.options.plotsOn].mapElem.getBBox();
|
|
plot.coords = {
|
|
x: areaBBox.cx,
|
|
y: areaBBox.cy
|
|
};
|
|
} else {
|
|
plot.coords = self.mapConf.getCoords(plot.options.latitude, plot.options.longitude);
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Set plot size attributes according to its type
|
|
* Note: for SVG, plot.mapElem needs to exists beforehand
|
|
* @param plot object plot element
|
|
*/
|
|
setPlotAttributes: function(plot) {
|
|
if (plot.options.type === "square") {
|
|
plot.options.attrs.width = plot.options.size;
|
|
plot.options.attrs.height = plot.options.size;
|
|
plot.options.attrs.x = plot.coords.x - (plot.options.size / 2);
|
|
plot.options.attrs.y = plot.coords.y - (plot.options.size / 2);
|
|
} else if (plot.options.type === "image") {
|
|
plot.options.attrs.src = plot.options.url;
|
|
plot.options.attrs.width = plot.options.width;
|
|
plot.options.attrs.height = plot.options.height;
|
|
plot.options.attrs.x = plot.coords.x - (plot.options.width / 2);
|
|
plot.options.attrs.y = plot.coords.y - (plot.options.height / 2);
|
|
} else if (plot.options.type === "svg") {
|
|
plot.options.attrs.path = plot.options.path;
|
|
|
|
// Init transform string
|
|
if (plot.options.attrs.transform === undefined) {
|
|
plot.options.attrs.transform = "";
|
|
}
|
|
|
|
// Retrieve original boundary box if not defined
|
|
if (plot.mapElem.originalBBox === undefined) {
|
|
plot.mapElem.originalBBox = plot.mapElem.getBBox();
|
|
}
|
|
|
|
// The base transform will resize the SVG path to the one specified by width/height
|
|
// and also move the path to the actual coordinates
|
|
plot.mapElem.baseTransform = "m" + (plot.options.width / plot.mapElem.originalBBox.width) + ",0,0," +
|
|
(plot.options.height / plot.mapElem.originalBBox.height) + "," +
|
|
(plot.coords.x - plot.options.width / 2) + "," +
|
|
(plot.coords.y - plot.options.height / 2);
|
|
|
|
plot.options.attrs.transform = plot.mapElem.baseTransform + plot.options.attrs.transform;
|
|
|
|
} else { // Default : circle
|
|
plot.options.attrs.x = plot.coords.x;
|
|
plot.options.attrs.y = plot.coords.y;
|
|
plot.options.attrs.r = plot.options.size / 2;
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Draw all links between plots on the paper
|
|
*/
|
|
drawLinksCollection: function (linksCollection) {
|
|
var self = this;
|
|
var p1 = {};
|
|
var p2 = {};
|
|
var coordsP1 = {};
|
|
var coordsP2 = {};
|
|
var links = {};
|
|
|
|
$.each(linksCollection, function (id) {
|
|
var elemOptions = self.getElemOptions(self.options.map.defaultLink, linksCollection[id], {});
|
|
|
|
if (typeof linksCollection[id].between[0] === 'string') {
|
|
p1 = self.options.plots[linksCollection[id].between[0]];
|
|
} else {
|
|
p1 = linksCollection[id].between[0];
|
|
}
|
|
|
|
if (typeof linksCollection[id].between[1] === 'string') {
|
|
p2 = self.options.plots[linksCollection[id].between[1]];
|
|
} else {
|
|
p2 = linksCollection[id].between[1];
|
|
}
|
|
|
|
if (p1.plotsOn !== undefined && self.areas[p1.plotsOn] !== undefined) {
|
|
var p1BBox = self.areas[p1.plotsOn].mapElem.getBBox();
|
|
coordsP1 = {
|
|
x: p1BBox.cx,
|
|
y: p1BBox.cy
|
|
};
|
|
}
|
|
else if (p1.latitude !== undefined && p1.longitude !== undefined) {
|
|
coordsP1 = self.mapConf.getCoords(p1.latitude, p1.longitude);
|
|
} else {
|
|
coordsP1.x = p1.x;
|
|
coordsP1.y = p1.y;
|
|
}
|
|
|
|
if (p2.plotsOn !== undefined && self.areas[p2.plotsOn] !== undefined) {
|
|
var p2BBox = self.areas[p2.plotsOn].mapElem.getBBox();
|
|
coordsP2 = {
|
|
x: p2BBox.cx,
|
|
y: p2BBox.cy
|
|
};
|
|
}
|
|
else if (p2.latitude !== undefined && p2.longitude !== undefined) {
|
|
coordsP2 = self.mapConf.getCoords(p2.latitude, p2.longitude);
|
|
} else {
|
|
coordsP2.x = p2.x;
|
|
coordsP2.y = p2.y;
|
|
}
|
|
links[id] = self.drawLink(id, coordsP1.x, coordsP1.y, coordsP2.x, coordsP2.y, elemOptions);
|
|
});
|
|
return links;
|
|
},
|
|
|
|
/*
|
|
* Draw a curved link between two couples of coordinates a(xa,ya) and b(xb, yb) on the paper
|
|
*/
|
|
drawLink: function (id, xa, ya, xb, yb, elemOptions) {
|
|
var self = this;
|
|
var link = {
|
|
options: elemOptions
|
|
};
|
|
// Compute the "curveto" SVG point, d(x,y)
|
|
// c(xc, yc) is the center of (xa,ya) and (xb, yb)
|
|
var xc = (xa + xb) / 2;
|
|
var yc = (ya + yb) / 2;
|
|
|
|
// Equation for (cd) : y = acd * x + bcd (d is the cure point)
|
|
var acd = -1 / ((yb - ya) / (xb - xa));
|
|
var bcd = yc - acd * xc;
|
|
|
|
// dist(c,d) = dist(a,b) (=abDist)
|
|
var abDist = Math.sqrt((xb - xa) * (xb - xa) + (yb - ya) * (yb - ya));
|
|
|
|
// Solution for equation dist(cd) = sqrt((xd - xc)² + (yd - yc)²)
|
|
// dist(c,d)² = (xd - xc)² + (yd - yc)²
|
|
// We assume that dist(c,d) = dist(a,b)
|
|
// so : (xd - xc)² + (yd - yc)² - dist(a,b)² = 0
|
|
// With the factor : (xd - xc)² + (yd - yc)² - (factor*dist(a,b))² = 0
|
|
// (xd - xc)² + (acd*xd + bcd - yc)² - (factor*dist(a,b))² = 0
|
|
var a = 1 + acd * acd;
|
|
var b = -2 * xc + 2 * acd * bcd - 2 * acd * yc;
|
|
var c = xc * xc + bcd * bcd - bcd * yc - yc * bcd + yc * yc - ((elemOptions.factor * abDist) * (elemOptions.factor * abDist));
|
|
var delta = b * b - 4 * a * c;
|
|
var x = 0;
|
|
var y = 0;
|
|
|
|
// There are two solutions, we choose one or the other depending on the sign of the factor
|
|
if (elemOptions.factor > 0) {
|
|
x = (-b + Math.sqrt(delta)) / (2 * a);
|
|
y = acd * x + bcd;
|
|
} else {
|
|
x = (-b - Math.sqrt(delta)) / (2 * a);
|
|
y = acd * x + bcd;
|
|
}
|
|
|
|
link.mapElem = self.paper.path("m " + xa + "," + ya + " C " + x + "," + y + " " + xb + "," + yb + " " + xb + "," + yb + "");
|
|
|
|
self.initElem(id, 'link', link);
|
|
|
|
return link;
|
|
},
|
|
|
|
/*
|
|
* Check wether newAttrs object bring modifications to originalAttrs object
|
|
*/
|
|
isAttrsChanged: function(originalAttrs, newAttrs) {
|
|
for (var key in newAttrs) {
|
|
if (newAttrs.hasOwnProperty(key) && typeof originalAttrs[key] === 'undefined' || newAttrs[key] !== originalAttrs[key]) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
},
|
|
|
|
/*
|
|
* Update the element "elem" on the map with the new options
|
|
*/
|
|
updateElem: function (elem, animDuration) {
|
|
var self = this;
|
|
var mapElemBBox;
|
|
var plotOffsetX;
|
|
var plotOffsetY;
|
|
|
|
if (elem.options.toFront === true) {
|
|
elem.mapElem.toFront();
|
|
}
|
|
|
|
// Set the cursor attribute related to the HTML link
|
|
if (elem.options.href !== undefined) {
|
|
elem.options.attrs.cursor = "pointer";
|
|
if (elem.options.text) elem.options.text.attrs.cursor = "pointer";
|
|
} else {
|
|
// No HTML links, check if a cursor was defined to pointer
|
|
if (elem.mapElem.attrs.cursor === 'pointer') {
|
|
elem.options.attrs.cursor = "auto";
|
|
if (elem.options.text) elem.options.text.attrs.cursor = "auto";
|
|
}
|
|
}
|
|
|
|
// Update the label
|
|
if (elem.textElem) {
|
|
// Update text attr
|
|
elem.options.text.attrs.text = elem.options.text.content;
|
|
|
|
// Get mapElem size, and apply an offset to handle future width/height change
|
|
mapElemBBox = elem.mapElem.getBBox();
|
|
if (elem.options.size || (elem.options.width && elem.options.height)) {
|
|
if (elem.options.type === "image" || elem.options.type === "svg") {
|
|
plotOffsetX = (elem.options.width - mapElemBBox.width) / 2;
|
|
plotOffsetY = (elem.options.height - mapElemBBox.height) / 2;
|
|
} else {
|
|
plotOffsetX = (elem.options.size - mapElemBBox.width) / 2;
|
|
plotOffsetY = (elem.options.size - mapElemBBox.height) / 2;
|
|
}
|
|
mapElemBBox.x -= plotOffsetX;
|
|
mapElemBBox.x2 += plotOffsetX;
|
|
mapElemBBox.y -= plotOffsetY;
|
|
mapElemBBox.y2 += plotOffsetY;
|
|
}
|
|
|
|
// Update position attr
|
|
var textPosition = self.getTextPosition(mapElemBBox, elem.options.text.position, elem.options.text.margin);
|
|
elem.options.text.attrs.x = textPosition.x;
|
|
elem.options.text.attrs.y = textPosition.y;
|
|
elem.options.text.attrs['text-anchor'] = textPosition.textAnchor;
|
|
|
|
// Update text element attrs and attrsHover
|
|
self.setHoverOptions(elem.textElem, elem.options.text.attrs, elem.options.text.attrsHover);
|
|
|
|
if (self.isAttrsChanged(elem.textElem.attrs, elem.options.text.attrs)) {
|
|
self.animate(elem.textElem, elem.options.text.attrs, animDuration);
|
|
}
|
|
}
|
|
|
|
// Update elements attrs and attrsHover
|
|
self.setHoverOptions(elem.mapElem, elem.options.attrs, elem.options.attrsHover);
|
|
|
|
if (self.isAttrsChanged(elem.mapElem.attrs, elem.options.attrs)) {
|
|
self.animate(elem.mapElem, elem.options.attrs, animDuration);
|
|
}
|
|
|
|
// Update the cssClass
|
|
if (elem.options.cssClass !== undefined) {
|
|
$(elem.mapElem.node).removeClass().addClass(elem.options.cssClass);
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Draw the plot
|
|
*/
|
|
drawPlot: function (id) {
|
|
var self = this;
|
|
var plot = {};
|
|
|
|
// Get plot options and store it
|
|
plot.options = self.getElemOptions(
|
|
self.options.map.defaultPlot,
|
|
(self.options.plots[id] ? self.options.plots[id] : {}),
|
|
self.options.legend.plot
|
|
);
|
|
|
|
// Set plot coords
|
|
self.setPlotCoords(plot);
|
|
|
|
// Draw SVG before setPlotAttributes()
|
|
if (plot.options.type === "svg") {
|
|
plot.mapElem = self.paper.path(plot.options.path);
|
|
}
|
|
|
|
// Set plot size attrs
|
|
self.setPlotAttributes(plot);
|
|
|
|
// Draw other types of plots
|
|
if (plot.options.type === "square") {
|
|
plot.mapElem = self.paper.rect(
|
|
plot.options.attrs.x,
|
|
plot.options.attrs.y,
|
|
plot.options.attrs.width,
|
|
plot.options.attrs.height
|
|
);
|
|
} else if (plot.options.type === "image") {
|
|
plot.mapElem = self.paper.image(
|
|
plot.options.attrs.src,
|
|
plot.options.attrs.x,
|
|
plot.options.attrs.y,
|
|
plot.options.attrs.width,
|
|
plot.options.attrs.height
|
|
);
|
|
} else if (plot.options.type === "svg") {
|
|
// Nothing to do
|
|
} else {
|
|
// Default = circle
|
|
plot.mapElem = self.paper.circle(
|
|
plot.options.attrs.x,
|
|
plot.options.attrs.y,
|
|
plot.options.attrs.r
|
|
);
|
|
}
|
|
|
|
self.initElem(id, 'plot', plot);
|
|
|
|
return plot;
|
|
},
|
|
|
|
/*
|
|
* Set user defined handlers for events on areas and plots
|
|
* @param id the id of the element
|
|
* @param type the type of the element (area, plot, link)
|
|
* @param elem the element object {mapElem, textElem, options, ...}
|
|
*/
|
|
setEventHandlers: function (id, type, elem) {
|
|
var self = this;
|
|
$.each(elem.options.eventHandlers, function (event) {
|
|
if (self.customEventHandlers[event] === undefined) self.customEventHandlers[event] = {};
|
|
if (self.customEventHandlers[event][type] === undefined) self.customEventHandlers[event][type] = {};
|
|
self.customEventHandlers[event][type][id] = elem;
|
|
});
|
|
},
|
|
|
|
/*
|
|
* Draw a legend for areas and / or plots
|
|
* @param legendOptions options for the legend to draw
|
|
* @param legendType the type of the legend : "area" or "plot"
|
|
* @param elems collection of plots or areas on the maps
|
|
* @param legendIndex index of the legend in the conf array
|
|
*/
|
|
drawLegend: function (legendOptions, legendType, elems, scale, legendIndex) {
|
|
var self = this;
|
|
var $legend = {};
|
|
var legendPaper = {};
|
|
var width = 0;
|
|
var height = 0;
|
|
var title = null;
|
|
var titleBBox = null;
|
|
var legendElems = {};
|
|
var i = 0;
|
|
var x = 0;
|
|
var y = 0;
|
|
var yCenter = 0;
|
|
var sliceOptions = [];
|
|
|
|
$legend = $("." + legendOptions.cssClass, self.$container);
|
|
|
|
// Save content for later
|
|
var initialHTMLContent = $legend.html();
|
|
$legend.empty();
|
|
|
|
legendPaper = new Raphael($legend.get(0));
|
|
// Set some data to object
|
|
$(legendPaper.canvas).attr({"data-legend-type": legendType, "data-legend-id": legendIndex});
|
|
|
|
height = width = 0;
|
|
|
|
// Set the title of the legend
|
|
if (legendOptions.title && legendOptions.title !== "") {
|
|
title = legendPaper.text(legendOptions.marginLeftTitle, 0, legendOptions.title).attr(legendOptions.titleAttrs);
|
|
titleBBox = title.getBBox();
|
|
title.attr({y: 0.5 * titleBBox.height});
|
|
|
|
width = legendOptions.marginLeftTitle + titleBBox.width;
|
|
height += legendOptions.marginBottomTitle + titleBBox.height;
|
|
}
|
|
|
|
// Calculate attrs (and width, height and r (radius)) for legend elements, and yCenter for horizontal legends
|
|
|
|
for (i = 0; i < legendOptions.slices.length; ++i) {
|
|
var yCenterCurrent = 0;
|
|
|
|
sliceOptions[i] = $.extend(true, {}, (legendType === "plot") ? self.options.map.defaultPlot : self.options.map.defaultArea, legendOptions.slices[i]);
|
|
|
|
if (legendOptions.slices[i].legendSpecificAttrs === undefined) {
|
|
legendOptions.slices[i].legendSpecificAttrs = {};
|
|
}
|
|
|
|
$.extend(true, sliceOptions[i].attrs, legendOptions.slices[i].legendSpecificAttrs);
|
|
|
|
if (legendType === "area") {
|
|
if (sliceOptions[i].attrs.width === undefined)
|
|
sliceOptions[i].attrs.width = 30;
|
|
if (sliceOptions[i].attrs.height === undefined)
|
|
sliceOptions[i].attrs.height = 20;
|
|
} else if (sliceOptions[i].type === "square") {
|
|
if (sliceOptions[i].attrs.width === undefined)
|
|
sliceOptions[i].attrs.width = sliceOptions[i].size;
|
|
if (sliceOptions[i].attrs.height === undefined)
|
|
sliceOptions[i].attrs.height = sliceOptions[i].size;
|
|
} else if (sliceOptions[i].type === "image" || sliceOptions[i].type === "svg") {
|
|
if (sliceOptions[i].attrs.width === undefined)
|
|
sliceOptions[i].attrs.width = sliceOptions[i].width;
|
|
if (sliceOptions[i].attrs.height === undefined)
|
|
sliceOptions[i].attrs.height = sliceOptions[i].height;
|
|
} else {
|
|
if (sliceOptions[i].attrs.r === undefined)
|
|
sliceOptions[i].attrs.r = sliceOptions[i].size / 2;
|
|
}
|
|
|
|
// Compute yCenter for this legend slice
|
|
yCenterCurrent = legendOptions.marginBottomTitle;
|
|
// Add title height if it exists
|
|
if (title) {
|
|
yCenterCurrent += titleBBox.height;
|
|
}
|
|
if (legendType === "plot" && (sliceOptions[i].type === undefined || sliceOptions[i].type === "circle")) {
|
|
yCenterCurrent += scale * sliceOptions[i].attrs.r;
|
|
} else {
|
|
yCenterCurrent += scale * sliceOptions[i].attrs.height / 2;
|
|
}
|
|
// Update yCenter if current larger
|
|
yCenter = Math.max(yCenter, yCenterCurrent);
|
|
}
|
|
|
|
if (legendOptions.mode === "horizontal") {
|
|
width = legendOptions.marginLeft;
|
|
}
|
|
|
|
// Draw legend elements (circle, square or image in vertical or horizontal mode)
|
|
for (i = 0; i < sliceOptions.length; ++i) {
|
|
var legendElem = {};
|
|
var legendElemBBox = {};
|
|
var legendLabel = {};
|
|
|
|
if (sliceOptions[i].display === undefined || sliceOptions[i].display === true) {
|
|
if (legendType === "area") {
|
|
if (legendOptions.mode === "horizontal") {
|
|
x = width + legendOptions.marginLeft;
|
|
y = yCenter - (0.5 * scale * sliceOptions[i].attrs.height);
|
|
} else {
|
|
x = legendOptions.marginLeft;
|
|
y = height;
|
|
}
|
|
|
|
legendElem = legendPaper.rect(x, y, scale * (sliceOptions[i].attrs.width), scale * (sliceOptions[i].attrs.height));
|
|
} else if (sliceOptions[i].type === "square") {
|
|
if (legendOptions.mode === "horizontal") {
|
|
x = width + legendOptions.marginLeft;
|
|
y = yCenter - (0.5 * scale * sliceOptions[i].attrs.height);
|
|
} else {
|
|
x = legendOptions.marginLeft;
|
|
y = height;
|
|
}
|
|
|
|
legendElem = legendPaper.rect(x, y, scale * (sliceOptions[i].attrs.width), scale * (sliceOptions[i].attrs.height));
|
|
|
|
} else if (sliceOptions[i].type === "image" || sliceOptions[i].type === "svg") {
|
|
if (legendOptions.mode === "horizontal") {
|
|
x = width + legendOptions.marginLeft;
|
|
y = yCenter - (0.5 * scale * sliceOptions[i].attrs.height);
|
|
} else {
|
|
x = legendOptions.marginLeft;
|
|
y = height;
|
|
}
|
|
|
|
if (sliceOptions[i].type === "image") {
|
|
legendElem = legendPaper.image(
|
|
sliceOptions[i].url, x, y, scale * sliceOptions[i].attrs.width, scale * sliceOptions[i].attrs.height);
|
|
} else {
|
|
legendElem = legendPaper.path(sliceOptions[i].path);
|
|
|
|
if (sliceOptions[i].attrs.transform === undefined) {
|
|
sliceOptions[i].attrs.transform = "";
|
|
}
|
|
legendElemBBox = legendElem.getBBox();
|
|
sliceOptions[i].attrs.transform = "m" + ((scale * sliceOptions[i].width) / legendElemBBox.width) + ",0,0," + ((scale * sliceOptions[i].height) / legendElemBBox.height) + "," + x + "," + y + sliceOptions[i].attrs.transform;
|
|
}
|
|
} else {
|
|
if (legendOptions.mode === "horizontal") {
|
|
x = width + legendOptions.marginLeft + scale * (sliceOptions[i].attrs.r);
|
|
y = yCenter;
|
|
} else {
|
|
x = legendOptions.marginLeft + scale * (sliceOptions[i].attrs.r);
|
|
y = height + scale * (sliceOptions[i].attrs.r);
|
|
}
|
|
legendElem = legendPaper.circle(x, y, scale * (sliceOptions[i].attrs.r));
|
|
}
|
|
|
|
// Set attrs to the element drawn above
|
|
delete sliceOptions[i].attrs.width;
|
|
delete sliceOptions[i].attrs.height;
|
|
delete sliceOptions[i].attrs.r;
|
|
legendElem.attr(sliceOptions[i].attrs);
|
|
legendElemBBox = legendElem.getBBox();
|
|
|
|
// Draw the label associated with the element
|
|
if (legendOptions.mode === "horizontal") {
|
|
x = width + legendOptions.marginLeft + legendElemBBox.width + legendOptions.marginLeftLabel;
|
|
y = yCenter;
|
|
} else {
|
|
x = legendOptions.marginLeft + legendElemBBox.width + legendOptions.marginLeftLabel;
|
|
y = height + (legendElemBBox.height / 2);
|
|
}
|
|
|
|
legendLabel = legendPaper.text(x, y, sliceOptions[i].label).attr(legendOptions.labelAttrs);
|
|
|
|
// Update the width and height for the paper
|
|
if (legendOptions.mode === "horizontal") {
|
|
var currentHeight = legendOptions.marginBottom + legendElemBBox.height;
|
|
width += legendOptions.marginLeft + legendElemBBox.width + legendOptions.marginLeftLabel + legendLabel.getBBox().width;
|
|
if (sliceOptions[i].type !== "image" && legendType !== "area") {
|
|
currentHeight += legendOptions.marginBottomTitle;
|
|
}
|
|
// Add title height if it exists
|
|
if (title) {
|
|
currentHeight += titleBBox.height;
|
|
}
|
|
height = Math.max(height, currentHeight);
|
|
} else {
|
|
width = Math.max(width, legendOptions.marginLeft + legendElemBBox.width + legendOptions.marginLeftLabel + legendLabel.getBBox().width);
|
|
height += legendOptions.marginBottom + legendElemBBox.height;
|
|
}
|
|
|
|
// Set some data to elements
|
|
$(legendElem.node).attr({
|
|
"data-legend-id": legendIndex,
|
|
"data-legend-type": legendType,
|
|
"data-type": "legend-elem",
|
|
"data-id": i,
|
|
"data-hidden": 0
|
|
});
|
|
$(legendLabel.node).attr({
|
|
"data-legend-id": legendIndex,
|
|
"data-legend-type": legendType,
|
|
"data-type": "legend-label",
|
|
"data-id": i,
|
|
"data-hidden": 0
|
|
});
|
|
|
|
// Set array content
|
|
// We use similar names like map/plots/links
|
|
legendElems[i] = {
|
|
mapElem: legendElem,
|
|
textElem: legendLabel
|
|
};
|
|
|
|
// Hide map elements when the user clicks on a legend item
|
|
if (legendOptions.hideElemsOnClick.enabled) {
|
|
// Hide/show elements when user clicks on a legend element
|
|
legendLabel.attr({cursor: "pointer"});
|
|
legendElem.attr({cursor: "pointer"});
|
|
|
|
self.setHoverOptions(legendElem, sliceOptions[i].attrs, sliceOptions[i].attrs);
|
|
self.setHoverOptions(legendLabel, legendOptions.labelAttrs, legendOptions.labelAttrsHover);
|
|
|
|
if (sliceOptions[i].clicked !== undefined && sliceOptions[i].clicked === true) {
|
|
self.handleClickOnLegendElem(legendElems[i], i, legendIndex, legendType, {hideOtherElems: false});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// VMLWidth option allows you to set static width for the legend
|
|
// only for VML render because text.getBBox() returns wrong values on IE6/7
|
|
if (Raphael.type !== "SVG" && legendOptions.VMLWidth)
|
|
width = legendOptions.VMLWidth;
|
|
|
|
legendPaper.setSize(width, height);
|
|
|
|
return {
|
|
container: $legend,
|
|
initialHTMLContent: initialHTMLContent,
|
|
elems: legendElems
|
|
};
|
|
},
|
|
|
|
/*
|
|
* Allow to hide elements of the map when the user clicks on a related legend item
|
|
* @param elem legend element
|
|
* @param id legend element ID
|
|
* @param legendIndex corresponding legend index
|
|
* @param legendType corresponding legend type (area or plot)
|
|
* @param opts object additionnal options
|
|
* hideOtherElems boolean, if other elems shall be hidden
|
|
* animDuration duration of animation
|
|
*/
|
|
handleClickOnLegendElem: function(elem, id, legendIndex, legendType, opts) {
|
|
var self = this;
|
|
var legendOptions;
|
|
opts = opts || {};
|
|
|
|
if (!$.isArray(self.options.legend[legendType])) {
|
|
legendOptions = self.options.legend[legendType];
|
|
} else {
|
|
legendOptions = self.options.legend[legendType][legendIndex];
|
|
}
|
|
|
|
var legendElem = elem.mapElem;
|
|
var legendLabel = elem.textElem;
|
|
var $legendElem = $(legendElem.node);
|
|
var $legendLabel = $(legendLabel.node);
|
|
var sliceOptions = legendOptions.slices[id];
|
|
var mapElems = legendType === 'area' ? self.areas : self.plots;
|
|
// Check animDuration: if not set, this is a regular click, use the value specified in options
|
|
var animDuration = opts.animDuration !== undefined ? opts.animDuration : legendOptions.hideElemsOnClick.animDuration ;
|
|
|
|
var hidden = $legendElem.attr('data-hidden');
|
|
var hiddenNewAttr = (hidden === '0') ? {"data-hidden": '1'} : {"data-hidden": '0'};
|
|
|
|
if (hidden === '0') {
|
|
self.animate(legendLabel, {"opacity": 0.5}, animDuration);
|
|
} else {
|
|
self.animate(legendLabel, {"opacity": 1}, animDuration);
|
|
}
|
|
|
|
$.each(mapElems, function (y) {
|
|
var elemValue;
|
|
|
|
// Retreive stored data of element
|
|
// 'hidden-by' contains the list of legendIndex that is hiding this element
|
|
var hiddenBy = mapElems[y].mapElem.data('hidden-by');
|
|
// Set to empty object if undefined
|
|
if (hiddenBy === undefined) hiddenBy = {};
|
|
|
|
if ($.isArray(mapElems[y].options.value)) {
|
|
elemValue = mapElems[y].options.value[legendIndex];
|
|
} else {
|
|
elemValue = mapElems[y].options.value;
|
|
}
|
|
|
|
// Hide elements whose value matches with the slice of the clicked legend item
|
|
if (self.getLegendSlice(elemValue, legendOptions) === sliceOptions) {
|
|
if (hidden === '0') { // we want to hide this element
|
|
hiddenBy[legendIndex] = true; // add legendIndex to the data object for later use
|
|
self.setElementOpacity(mapElems[y], legendOptions.hideElemsOnClick.opacity, animDuration);
|
|
} else { // We want to show this element
|
|
delete hiddenBy[legendIndex]; // Remove this legendIndex from object
|
|
// Check if another legendIndex is defined
|
|
// We will show this element only if no legend is no longer hiding it
|
|
if ($.isEmptyObject(hiddenBy)) {
|
|
self.setElementOpacity(
|
|
mapElems[y],
|
|
mapElems[y].mapElem.originalAttrs.opacity !== undefined ? mapElems[y].mapElem.originalAttrs.opacity : 1,
|
|
animDuration
|
|
);
|
|
}
|
|
}
|
|
// Update elem data with new values
|
|
mapElems[y].mapElem.data('hidden-by', hiddenBy);
|
|
}
|
|
});
|
|
|
|
$legendElem.attr(hiddenNewAttr);
|
|
$legendLabel.attr(hiddenNewAttr);
|
|
|
|
if ((opts.hideOtherElems === undefined || opts.hideOtherElems === true) && legendOptions.exclusive === true ) {
|
|
$("[data-type='legend-elem'][data-hidden=0]", self.$container).each(function () {
|
|
var $elem = $(this);
|
|
if ($elem.attr('data-id') !== id) {
|
|
$elem.trigger("click", {hideOtherElems: false});
|
|
}
|
|
});
|
|
}
|
|
|
|
},
|
|
|
|
/*
|
|
* Create all legends for a specified type (area or plot)
|
|
* @param legendType the type of the legend : "area" or "plot"
|
|
* @param elems collection of plots or areas displayed on the map
|
|
* @param scale scale ratio of the map
|
|
*/
|
|
createLegends: function (legendType, elems, scale) {
|
|
var self = this;
|
|
var legendsOptions = self.options.legend[legendType];
|
|
|
|
if (!$.isArray(self.options.legend[legendType])) {
|
|
legendsOptions = [self.options.legend[legendType]];
|
|
}
|
|
|
|
self.legends[legendType] = {};
|
|
for (var j = 0; j < legendsOptions.length; ++j) {
|
|
if (legendsOptions[j].display === true && $.isArray(legendsOptions[j].slices) && legendsOptions[j].slices.length > 0 &&
|
|
legendsOptions[j].cssClass !== "" && $("." + legendsOptions[j].cssClass, self.$container).length !== 0
|
|
) {
|
|
self.legends[legendType][j] = self.drawLegend(legendsOptions[j], legendType, elems, scale, j);
|
|
}
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Set the attributes on hover and the attributes to restore for a map element
|
|
* @param elem the map element
|
|
* @param originalAttrs the original attributes to restore on mouseout event
|
|
* @param attrsHover the attributes to set on mouseover event
|
|
*/
|
|
setHoverOptions: function (elem, originalAttrs, attrsHover) {
|
|
// Disable transform option on hover for VML (IE<9) because of several bugs
|
|
if (Raphael.type !== "SVG") delete attrsHover.transform;
|
|
elem.attrsHover = attrsHover;
|
|
|
|
if (elem.attrsHover.transform) elem.originalAttrs = $.extend({transform: "s1"}, originalAttrs);
|
|
else elem.originalAttrs = originalAttrs;
|
|
},
|
|
|
|
/*
|
|
* Set the behaviour when mouse enters element ("mouseover" event)
|
|
* It may be an area, a plot, a link or a legend element
|
|
* @param elem the map element
|
|
*/
|
|
elemEnter: function (elem) {
|
|
var self = this;
|
|
if (elem === undefined) return;
|
|
|
|
/* Handle mapElem Hover attributes */
|
|
if (elem.mapElem !== undefined) {
|
|
self.animate(elem.mapElem, elem.mapElem.attrsHover, elem.mapElem.attrsHover.animDuration);
|
|
}
|
|
|
|
/* Handle textElem Hover attributes */
|
|
if (elem.textElem !== undefined) {
|
|
self.animate(elem.textElem, elem.textElem.attrsHover, elem.textElem.attrsHover.animDuration);
|
|
}
|
|
|
|
/* Handle tooltip init */
|
|
if (elem.options && elem.options.tooltip !== undefined) {
|
|
var content = '';
|
|
// Reset classes
|
|
self.$tooltip.removeClass().addClass(self.options.map.tooltip.cssClass);
|
|
// Get content
|
|
if (elem.options.tooltip.content !== undefined) {
|
|
// if tooltip.content is function, call it. Otherwise, assign it directly.
|
|
if (typeof elem.options.tooltip.content === "function") content = elem.options.tooltip.content(elem.mapElem);
|
|
else content = elem.options.tooltip.content;
|
|
}
|
|
if (elem.options.tooltip.cssClass !== undefined) {
|
|
self.$tooltip.addClass(elem.options.tooltip.cssClass);
|
|
}
|
|
self.$tooltip.html(content).css("display", "block");
|
|
}
|
|
|
|
// workaround for older version of Raphael
|
|
if (elem.mapElem !== undefined || elem.textElem !== undefined) {
|
|
if (self.paper.safari) self.paper.safari();
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Set the behaviour when mouse moves in element ("mousemove" event)
|
|
* @param elem the map element
|
|
*/
|
|
elemHover: function (elem, event) {
|
|
var self = this;
|
|
if (elem === undefined) return;
|
|
|
|
/* Handle tooltip position update */
|
|
if (elem.options.tooltip !== undefined) {
|
|
var mouseX = event.pageX;
|
|
var mouseY = event.pageY;
|
|
|
|
var offsetLeft = 10;
|
|
var offsetTop = 20;
|
|
if (typeof elem.options.tooltip.offset === "object") {
|
|
if (typeof elem.options.tooltip.offset.left !== "undefined") {
|
|
offsetLeft = elem.options.tooltip.offset.left;
|
|
}
|
|
if (typeof elem.options.tooltip.offset.top !== "undefined") {
|
|
offsetTop = elem.options.tooltip.offset.top;
|
|
}
|
|
}
|
|
|
|
var tooltipPosition = {
|
|
"left": Math.min(self.$map.width() - self.$tooltip.outerWidth() - 5,
|
|
mouseX - self.$map.offset().left + offsetLeft),
|
|
"top": Math.min(self.$map.height() - self.$tooltip.outerHeight() - 5,
|
|
mouseY - self.$map.offset().top + offsetTop)
|
|
};
|
|
|
|
if (typeof elem.options.tooltip.overflow === "object") {
|
|
if (elem.options.tooltip.overflow.right === true) {
|
|
tooltipPosition.left = mouseX - self.$map.offset().left + 10;
|
|
}
|
|
if (elem.options.tooltip.overflow.bottom === true) {
|
|
tooltipPosition.top = mouseY - self.$map.offset().top + 20;
|
|
}
|
|
}
|
|
|
|
self.$tooltip.css(tooltipPosition);
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Set the behaviour when mouse leaves element ("mouseout" event)
|
|
* It may be an area, a plot, a link or a legend element
|
|
* @param elem the map element
|
|
*/
|
|
elemOut: function (elem) {
|
|
var self = this;
|
|
if (elem === undefined) return;
|
|
|
|
/* reset mapElem attributes */
|
|
if (elem.mapElem !== undefined) {
|
|
self.animate(elem.mapElem, elem.mapElem.originalAttrs, elem.mapElem.attrsHover.animDuration);
|
|
}
|
|
|
|
/* reset textElem attributes */
|
|
if (elem.textElem !== undefined) {
|
|
self.animate(elem.textElem, elem.textElem.originalAttrs, elem.textElem.attrsHover.animDuration);
|
|
}
|
|
|
|
/* reset tooltip */
|
|
if (elem.options && elem.options.tooltip !== undefined) {
|
|
self.$tooltip.css({
|
|
'display': 'none',
|
|
'top': -1000,
|
|
'left': -1000
|
|
});
|
|
}
|
|
|
|
// workaround for older version of Raphael
|
|
if (elem.mapElem !== undefined || elem.textElem !== undefined) {
|
|
if (self.paper.safari) self.paper.safari();
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Set the behaviour when mouse clicks element ("click" event)
|
|
* It may be an area, a plot or a link (but not a legend element which has its own function)
|
|
* @param elem the map element
|
|
*/
|
|
elemClick: function (elem) {
|
|
var self = this;
|
|
if (elem === undefined) return;
|
|
|
|
/* Handle click when href defined */
|
|
if (!self.panning && elem.options.href !== undefined) {
|
|
window.open(elem.options.href, elem.options.target);
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Get element options by merging default options, element options and legend options
|
|
* @param defaultOptions
|
|
* @param elemOptions
|
|
* @param legendOptions
|
|
*/
|
|
getElemOptions: function (defaultOptions, elemOptions, legendOptions) {
|
|
var self = this;
|
|
var options = $.extend(true, {}, defaultOptions, elemOptions);
|
|
if (options.value !== undefined) {
|
|
if ($.isArray(legendOptions)) {
|
|
for (var i = 0; i < legendOptions.length; ++i) {
|
|
options = $.extend(true, {}, options, self.getLegendSlice(options.value[i], legendOptions[i]));
|
|
}
|
|
} else {
|
|
options = $.extend(true, {}, options, self.getLegendSlice(options.value, legendOptions));
|
|
}
|
|
}
|
|
return options;
|
|
},
|
|
|
|
/*
|
|
* Get the coordinates of the text relative to a bbox and a position
|
|
* @param bbox the boundary box of the element
|
|
* @param textPosition the wanted text position (inner, right, left, top or bottom)
|
|
* @param margin number or object {x: val, y:val} margin between the bbox and the text
|
|
*/
|
|
getTextPosition: function (bbox, textPosition, margin) {
|
|
var textX = 0;
|
|
var textY = 0;
|
|
var textAnchor = "";
|
|
|
|
if (typeof margin === "number") {
|
|
if (textPosition === "bottom" || textPosition === "top") {
|
|
margin = {x: 0, y: margin};
|
|
} else if (textPosition === "right" || textPosition === "left") {
|
|
margin = {x: margin, y: 0};
|
|
} else {
|
|
margin = {x: 0, y: 0};
|
|
}
|
|
}
|
|
|
|
switch (textPosition) {
|
|
case "bottom" :
|
|
textX = ((bbox.x + bbox.x2) / 2) + margin.x;
|
|
textY = bbox.y2 + margin.y;
|
|
textAnchor = "middle";
|
|
break;
|
|
case "top" :
|
|
textX = ((bbox.x + bbox.x2) / 2) + margin.x;
|
|
textY = bbox.y - margin.y;
|
|
textAnchor = "middle";
|
|
break;
|
|
case "left" :
|
|
textX = bbox.x - margin.x;
|
|
textY = ((bbox.y + bbox.y2) / 2) + margin.y;
|
|
textAnchor = "end";
|
|
break;
|
|
case "right" :
|
|
textX = bbox.x2 + margin.x;
|
|
textY = ((bbox.y + bbox.y2) / 2) + margin.y;
|
|
textAnchor = "start";
|
|
break;
|
|
default : // "inner" position
|
|
textX = ((bbox.x + bbox.x2) / 2) + margin.x;
|
|
textY = ((bbox.y + bbox.y2) / 2) + margin.y;
|
|
textAnchor = "middle";
|
|
}
|
|
return {"x": textX, "y": textY, "textAnchor": textAnchor};
|
|
},
|
|
|
|
/*
|
|
* Get the legend conf matching with the value
|
|
* @param value the value to match with a slice in the legend
|
|
* @param legend the legend params object
|
|
* @return the legend slice matching with the value
|
|
*/
|
|
getLegendSlice: function (value, legend) {
|
|
for (var i = 0; i < legend.slices.length; ++i) {
|
|
if ((legend.slices[i].sliceValue !== undefined && value === legend.slices[i].sliceValue) ||
|
|
((legend.slices[i].sliceValue === undefined) &&
|
|
(legend.slices[i].min === undefined || value >= legend.slices[i].min) &&
|
|
(legend.slices[i].max === undefined || value <= legend.slices[i].max))
|
|
) {
|
|
return legend.slices[i];
|
|
}
|
|
}
|
|
return {};
|
|
},
|
|
|
|
/*
|
|
* Animated view box changes
|
|
* As from http://code.voidblossom.com/animating-viewbox-easing-formulas/,
|
|
* (from https://github.com/theshaun works on mapael)
|
|
* @param x coordinate of the point to focus on
|
|
* @param y coordinate of the point to focus on
|
|
* @param w map defined width
|
|
* @param h map defined height
|
|
* @param duration defined length of time for animation
|
|
* @param easingFunction defined Raphael supported easing_formula to use
|
|
*/
|
|
animateViewBox: function (targetX, targetY, targetW, targetH, duration, easingFunction) {
|
|
var self = this;
|
|
|
|
var cx = self.currentViewBox.x;
|
|
var dx = targetX - cx;
|
|
var cy = self.currentViewBox.y;
|
|
var dy = targetY - cy;
|
|
var cw = self.currentViewBox.w;
|
|
var dw = targetW - cw;
|
|
var ch = self.currentViewBox.h;
|
|
var dh = targetH - ch;
|
|
|
|
// Init current ViewBox target if undefined
|
|
if (!self.zoomAnimCVBTarget) {
|
|
self.zoomAnimCVBTarget = {
|
|
x: targetX, y: targetY, w: targetW, h: targetH
|
|
};
|
|
}
|
|
|
|
// Determine zoom direction by comparig current vs. target width
|
|
var zoomDir = (cw > targetW) ? 'in' : 'out';
|
|
|
|
var easingFormula = Raphael.easing_formulas[easingFunction || "linear"];
|
|
|
|
// To avoid another frame when elapsed time approach end (2%)
|
|
var durationWithMargin = duration - (duration * 2 / 100);
|
|
|
|
// Save current zoomAnimStartTime before assigning a new one
|
|
var oldZoomAnimStartTime = self.zoomAnimStartTime;
|
|
self.zoomAnimStartTime = (new Date()).getTime();
|
|
|
|
/* Actual function to animate the ViewBox
|
|
* Uses requestAnimationFrame to schedule itself again until animation is over
|
|
*/
|
|
var computeNextStep = function () {
|
|
// Cancel any remaining animationFrame
|
|
// It means this new step will take precedence over the old one scheduled
|
|
// This is the case when the user is triggering the zoom fast (e.g. with a big mousewheel run)
|
|
// This actually does nothing when performing a single zoom action
|
|
self.cancelAnimationFrame(self.zoomAnimID);
|
|
// Compute elapsed time
|
|
var elapsed = (new Date()).getTime() - self.zoomAnimStartTime;
|
|
// Check if animation should finish
|
|
if (elapsed < durationWithMargin) {
|
|
// Hold the future ViewBox values
|
|
var x, y, w, h;
|
|
|
|
// There are two ways to compute the next ViewBox size
|
|
// 1. If the target ViewBox has changed between steps (=> ADAPTATION step)
|
|
// 2. Or if the target ViewBox is the same (=> NORMAL step)
|
|
//
|
|
// A change of ViewBox target between steps means the user is triggering
|
|
// the zoom fast (like a big scroll with its mousewheel)
|
|
//
|
|
// The new animation step with the new target will always take precedence over the
|
|
// last one and start from 0 (we overwrite zoomAnimStartTime and cancel the scheduled frame)
|
|
//
|
|
// So if we don't detect the change of target and adapt our computation,
|
|
// the user will see a delay at beginning the ratio will stays at 0 for some frames
|
|
//
|
|
// Hence when detecting the change of target, we animate from the previous target.
|
|
//
|
|
// The next step will then take the lead and continue from there, achieving a nicer
|
|
// experience for user.
|
|
|
|
// Change of target IF: an old animation start value exists AND the target has actually changed
|
|
if (oldZoomAnimStartTime && self.zoomAnimCVBTarget && self.zoomAnimCVBTarget.w !== targetW) {
|
|
// Compute the real time elapsed with the last step
|
|
var realElapsed = (new Date()).getTime() - oldZoomAnimStartTime;
|
|
// Compute then the actual ratio we're at
|
|
var realRatio = easingFormula(realElapsed / duration);
|
|
// Compute new ViewBox values
|
|
// The difference with the normal function is regarding the delta value used
|
|
// We don't take the current (dx, dy, dw, dh) values yet because they are related to the new target
|
|
// But we take the old target
|
|
x = cx + (self.zoomAnimCVBTarget.x - cx) * realRatio;
|
|
y = cy + (self.zoomAnimCVBTarget.y - cy) * realRatio;
|
|
w = cw + (self.zoomAnimCVBTarget.w - cw) * realRatio;
|
|
h = ch + (self.zoomAnimCVBTarget.h - ch) * realRatio;
|
|
// Update cw, cy, cw and ch so the next step take animation from here
|
|
cx = x;
|
|
dx = targetX - cx;
|
|
cy = y;
|
|
dy = targetY - cy;
|
|
cw = w;
|
|
dw = targetW - cw;
|
|
ch = h;
|
|
dh = targetH - ch;
|
|
// Update the current ViewBox target
|
|
self.zoomAnimCVBTarget = {
|
|
x: targetX, y: targetY, w: targetW, h: targetH
|
|
};
|
|
} else {
|
|
// This is the classical approach when nothing come interrupting the zoom
|
|
// Compute ratio according to elasped time and easing formula
|
|
var ratio = easingFormula(elapsed / duration);
|
|
// From the current value, we add a delta with a ratio that will leads us to the target
|
|
x = cx + dx * ratio;
|
|
y = cy + dy * ratio;
|
|
w = cw + dw * ratio;
|
|
h = ch + dh * ratio;
|
|
}
|
|
|
|
// Some checks before applying the new viewBox
|
|
if (zoomDir === 'in' && (w > self.currentViewBox.w || w < targetW)) {
|
|
// Zooming IN and the new ViewBox seems larger than the current value, or smaller than target value
|
|
// We do NOT set the ViewBox with this value
|
|
// Otherwise, the user would see the camera going back and forth
|
|
} else if (zoomDir === 'out' && (w < self.currentViewBox.w || w > targetW)) {
|
|
// Zooming OUT and the new ViewBox seems smaller than the current value, or larger than target value
|
|
// We do NOT set the ViewBox with this value
|
|
// Otherwise, the user would see the camera going back and forth
|
|
} else {
|
|
// New values look good, applying
|
|
self.setViewBox(x, y, w, h);
|
|
}
|
|
|
|
// Schedule the next step
|
|
self.zoomAnimID = self.requestAnimationFrame(computeNextStep);
|
|
} else {
|
|
/* Zoom animation done ! */
|
|
// Perform some cleaning
|
|
self.zoomAnimStartTime = null;
|
|
self.zoomAnimCVBTarget = null;
|
|
// Make sure the ViewBox hits the target!
|
|
if (self.currentViewBox.w !== targetW) {
|
|
self.setViewBox(targetX, targetY, targetW, targetH);
|
|
}
|
|
// Finally trigger afterZoom event
|
|
self.$map.trigger("afterZoom", {
|
|
x1: targetX, y1: targetY,
|
|
x2: (targetX + targetW), y2: (targetY + targetH)
|
|
});
|
|
}
|
|
};
|
|
|
|
// Invoke the first step directly
|
|
computeNextStep();
|
|
},
|
|
|
|
/*
|
|
* requestAnimationFrame/cancelAnimationFrame polyfill
|
|
* Based on https://gist.github.com/jlmakes/47eba84c54bc306186ac1ab2ffd336d4
|
|
* and also https://gist.github.com/paulirish/1579671
|
|
*
|
|
* _requestAnimationFrameFn and _cancelAnimationFrameFn hold the current functions
|
|
* But requestAnimationFrame and cancelAnimationFrame shall be called since
|
|
* in order to be in window context
|
|
*/
|
|
// The function to use for requestAnimationFrame
|
|
requestAnimationFrame: function(callback) {
|
|
return this._requestAnimationFrameFn.call(window, callback);
|
|
},
|
|
// The function to use for cancelAnimationFrame
|
|
cancelAnimationFrame: function(id) {
|
|
this._cancelAnimationFrameFn.call(window, id);
|
|
},
|
|
// The requestAnimationFrame polyfill'd function
|
|
// Value set by self-invoking function, will be run only once
|
|
_requestAnimationFrameFn: (function () {
|
|
var polyfill = (function () {
|
|
var clock = (new Date()).getTime();
|
|
|
|
return function (callback) {
|
|
var currentTime = (new Date()).getTime();
|
|
|
|
// requestAnimationFrame strive to run @60FPS
|
|
// (e.g. every 16 ms)
|
|
if (currentTime - clock > 16) {
|
|
clock = currentTime;
|
|
callback(currentTime);
|
|
} else {
|
|
// Ask browser to schedule next callback when possible
|
|
return setTimeout(function () {
|
|
polyfill(callback);
|
|
}, 0);
|
|
}
|
|
};
|
|
})();
|
|
|
|
return window.requestAnimationFrame ||
|
|
window.webkitRequestAnimationFrame ||
|
|
window.mozRequestAnimationFrame ||
|
|
window.msRequestAnimationFrame ||
|
|
window.oRequestAnimationFrame ||
|
|
polyfill;
|
|
})(),
|
|
// The CancelAnimationFrame polyfill'd function
|
|
// Value set by self-invoking function, will be run only once
|
|
_cancelAnimationFrameFn: (function () {
|
|
return window.cancelAnimationFrame ||
|
|
window.webkitCancelAnimationFrame ||
|
|
window.webkitCancelRequestAnimationFrame ||
|
|
window.mozCancelAnimationFrame ||
|
|
window.mozCancelRequestAnimationFrame ||
|
|
window.msCancelAnimationFrame ||
|
|
window.msCancelRequestAnimationFrame ||
|
|
window.oCancelAnimationFrame ||
|
|
window.oCancelRequestAnimationFrame ||
|
|
clearTimeout;
|
|
})(),
|
|
|
|
/*
|
|
* SetViewBox wrapper
|
|
* Apply new viewbox values and keep track of them
|
|
*
|
|
* This avoid using the internal variable paper._viewBox which
|
|
* may not be present in future version of Raphael
|
|
*/
|
|
setViewBox: function(x, y, w, h) {
|
|
var self = this;
|
|
// Update current value
|
|
self.currentViewBox.x = x;
|
|
self.currentViewBox.y = y;
|
|
self.currentViewBox.w = w;
|
|
self.currentViewBox.h = h;
|
|
// Perform set view box
|
|
self.paper.setViewBox(x, y, w, h, false);
|
|
},
|
|
|
|
/*
|
|
* Animate wrapper for Raphael element
|
|
*
|
|
* Perform an animation and ensure the non-animated attr are set.
|
|
* This is needed for specific attributes like cursor who will not
|
|
* be animated, and thus not set.
|
|
*
|
|
* If duration is set to 0 (or not set), no animation are performed
|
|
* and attributes are directly set (and the callback directly called)
|
|
*/
|
|
// List extracted from Raphael internal vars
|
|
// Diff between Raphael.availableAttrs and Raphael._availableAnimAttrs
|
|
_nonAnimatedAttrs: [
|
|
"arrow-end", "arrow-start", "gradient",
|
|
"class", "cursor", "text-anchor",
|
|
"font", "font-family", "font-style", "font-weight", "letter-spacing",
|
|
"src", "href", "target", "title",
|
|
"stroke-dasharray", "stroke-linecap", "stroke-linejoin", "stroke-miterlimit"
|
|
],
|
|
/*
|
|
* @param element Raphael element
|
|
* @param attrs Attributes object to animate
|
|
* @param duration Animation duration in ms
|
|
* @param callback Callback to eventually call after animation is done
|
|
*/
|
|
animate: function(element, attrs, duration, callback) {
|
|
var self = this;
|
|
// Check element
|
|
if (!element) return;
|
|
if (duration > 0) {
|
|
// Filter out non-animated attributes
|
|
// Note: we don't need to delete from original attribute (they won't be set anyway)
|
|
var attrsNonAnimated = {};
|
|
for (var i=0 ; i < self._nonAnimatedAttrs.length ; i++) {
|
|
var attrName = self._nonAnimatedAttrs[i];
|
|
if (attrs[attrName] !== undefined) {
|
|
attrsNonAnimated[attrName] = attrs[attrName];
|
|
}
|
|
}
|
|
// Set non-animated attributes
|
|
element.attr(attrsNonAnimated);
|
|
// Start animation for all attributes
|
|
element.animate(attrs, duration, 'linear', function() {
|
|
if (callback) callback();
|
|
});
|
|
} else {
|
|
// No animation: simply set all attributes...
|
|
element.attr(attrs);
|
|
// ... and call the callback if needed
|
|
if (callback) callback();
|
|
}
|
|
},
|
|
|
|
/*
|
|
* Check for Raphael bug regarding drawing while beeing hidden (under display:none)
|
|
* See https://github.com/neveldo/jQuery-Mapael/issues/135
|
|
* @return true/false
|
|
*
|
|
* Wants to override this behavior? Use prototype overriding:
|
|
* $.mapael.prototype.isRaphaelBBoxBugPresent = function() {return false;};
|
|
*/
|
|
isRaphaelBBoxBugPresent: function() {
|
|
var self = this;
|
|
// Draw text, then get its boundaries
|
|
var textElem = self.paper.text(-50, -50, "TEST");
|
|
var textElemBBox = textElem.getBBox();
|
|
// remove element
|
|
textElem.remove();
|
|
// If it has no height and width, then the paper is hidden
|
|
return (textElemBBox.width === 0 && textElemBBox.height === 0);
|
|
},
|
|
|
|
// Default map options
|
|
defaultOptions: {
|
|
map: {
|
|
cssClass: "map",
|
|
tooltip: {
|
|
cssClass: "mapTooltip"
|
|
},
|
|
defaultArea: {
|
|
attrs: {
|
|
fill: "#343434",
|
|
stroke: "#5d5d5d",
|
|
"stroke-width": 1,
|
|
"stroke-linejoin": "round"
|
|
},
|
|
attrsHover: {
|
|
fill: "#f38a03",
|
|
animDuration: 300
|
|
},
|
|
text: {
|
|
position: "inner",
|
|
margin: 10,
|
|
attrs: {
|
|
"font-size": 15,
|
|
fill: "#c7c7c7"
|
|
},
|
|
attrsHover: {
|
|
fill: "#eaeaea",
|
|
"animDuration": 300
|
|
}
|
|
},
|
|
target: "_self",
|
|
cssClass: "area"
|
|
},
|
|
defaultPlot: {
|
|
type: "circle",
|
|
size: 15,
|
|
attrs: {
|
|
fill: "#0088db",
|
|
stroke: "#fff",
|
|
"stroke-width": 0,
|
|
"stroke-linejoin": "round"
|
|
},
|
|
attrsHover: {
|
|
"stroke-width": 3,
|
|
animDuration: 300
|
|
},
|
|
text: {
|
|
position: "right",
|
|
margin: 10,
|
|
attrs: {
|
|
"font-size": 15,
|
|
fill: "#c7c7c7"
|
|
},
|
|
attrsHover: {
|
|
fill: "#eaeaea",
|
|
animDuration: 300
|
|
}
|
|
},
|
|
target: "_self",
|
|
cssClass: "plot"
|
|
},
|
|
defaultLink: {
|
|
factor: 0.5,
|
|
attrs: {
|
|
stroke: "#0088db",
|
|
"stroke-width": 2
|
|
},
|
|
attrsHover: {
|
|
animDuration: 300
|
|
},
|
|
text: {
|
|
position: "inner",
|
|
margin: 10,
|
|
attrs: {
|
|
"font-size": 15,
|
|
fill: "#c7c7c7"
|
|
},
|
|
attrsHover: {
|
|
fill: "#eaeaea",
|
|
animDuration: 300
|
|
}
|
|
},
|
|
target: "_self",
|
|
cssClass: "link"
|
|
},
|
|
zoom: {
|
|
enabled: false,
|
|
minLevel: 0,
|
|
maxLevel: 10,
|
|
step: 0.25,
|
|
mousewheel: true,
|
|
touch: true,
|
|
animDuration: 200,
|
|
animEasing: "linear",
|
|
buttons: {
|
|
"reset": {
|
|
cssClass: "zoomButton zoomReset",
|
|
content: "•", // bullet sign
|
|
title: "Reset zoom"
|
|
},
|
|
"in": {
|
|
cssClass: "zoomButton zoomIn",
|
|
content: "+",
|
|
title: "Zoom in"
|
|
},
|
|
"out": {
|
|
cssClass: "zoomButton zoomOut",
|
|
content: "−", // minus sign
|
|
title: "Zoom out"
|
|
}
|
|
}
|
|
}
|
|
},
|
|
legend: {
|
|
redrawOnResize: true,
|
|
area: [],
|
|
plot: []
|
|
},
|
|
areas: {},
|
|
plots: {},
|
|
links: {}
|
|
},
|
|
|
|
// Default legends option
|
|
legendDefaultOptions: {
|
|
area: {
|
|
cssClass: "areaLegend",
|
|
display: true,
|
|
marginLeft: 10,
|
|
marginLeftTitle: 5,
|
|
marginBottomTitle: 10,
|
|
marginLeftLabel: 10,
|
|
marginBottom: 10,
|
|
titleAttrs: {
|
|
"font-size": 16,
|
|
fill: "#343434",
|
|
"text-anchor": "start"
|
|
},
|
|
labelAttrs: {
|
|
"font-size": 12,
|
|
fill: "#343434",
|
|
"text-anchor": "start"
|
|
},
|
|
labelAttrsHover: {
|
|
fill: "#787878",
|
|
animDuration: 300
|
|
},
|
|
hideElemsOnClick: {
|
|
enabled: true,
|
|
opacity: 0.2,
|
|
animDuration: 300
|
|
},
|
|
slices: [],
|
|
mode: "vertical"
|
|
},
|
|
plot: {
|
|
cssClass: "plotLegend",
|
|
display: true,
|
|
marginLeft: 10,
|
|
marginLeftTitle: 5,
|
|
marginBottomTitle: 10,
|
|
marginLeftLabel: 10,
|
|
marginBottom: 10,
|
|
titleAttrs: {
|
|
"font-size": 16,
|
|
fill: "#343434",
|
|
"text-anchor": "start"
|
|
},
|
|
labelAttrs: {
|
|
"font-size": 12,
|
|
fill: "#343434",
|
|
"text-anchor": "start"
|
|
},
|
|
labelAttrsHover: {
|
|
fill: "#787878",
|
|
animDuration: 300
|
|
},
|
|
hideElemsOnClick: {
|
|
enabled: true,
|
|
opacity: 0.2,
|
|
animDuration: 300
|
|
},
|
|
slices: [],
|
|
mode: "vertical"
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
// Mapael version number
|
|
// Accessible as $.mapael.version
|
|
Mapael.version = version;
|
|
|
|
// Extend jQuery with Mapael
|
|
if ($[pluginName] === undefined) $[pluginName] = Mapael;
|
|
|
|
// Add jQuery DOM function
|
|
$.fn[pluginName] = function (options) {
|
|
// Call Mapael on each element
|
|
return this.each(function () {
|
|
// Avoid leaking problem on multiple instanciation by removing an old mapael object on a container
|
|
if ($.data(this, pluginName)) {
|
|
$.data(this, pluginName).destroy();
|
|
}
|
|
// Create Mapael and save it as jQuery data
|
|
// This allow external access to Mapael using $(".mapcontainer").data("mapael")
|
|
$.data(this, pluginName, new Mapael(this, options));
|
|
});
|
|
};
|
|
|
|
return Mapael;
|
|
|
|
}));
|