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+// Licensed to Cloudera, Inc. under one
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+// or more contributor license agreements. See the NOTICE file
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+// distributed with this work for additional information
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+// regarding copyright ownership. Cloudera, Inc. licenses this file
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+// to you under the Apache License, Version 2.0 (the
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+// "License"); you may not use this file except in compliance
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+// with the License. You may obtain a copy of the License at
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+//
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+// http://www.apache.org/licenses/LICENSE-2.0
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+//
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+// Unless required by applicable law or agreed to in writing, software
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+// distributed under the License is distributed on an "AS IS" BASIS,
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+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+// See the License for the specific language governing permissions and
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+// limitations under the License.
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+
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+(function() {
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+ var svg;
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+
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+ //save off default references
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+ var d3 = window.d3, topojson = window.topojson;
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+
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+ var defaultOptions = {
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+ scope: 'world',
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+ setProjection: setProjection,
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+ projection: 'equirectangular',
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+ dataType: 'json',
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+ onClick: function() {},
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+ done: function() {},
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+ fills: {
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+ defaultFill: '#ABDDA4'
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+ },
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+ geographyConfig: {
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+ dataUrl: null,
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+ hideAntarctica: true,
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+ borderWidth: 1,
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+ borderColor: '#FDFDFD',
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+ popupTemplate: function(geography, data) {
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+ return '<div class="hoverinfo"><strong>' + geography.properties.name + '</strong></div>';
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+ },
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+ popupOnHover: true,
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+ highlightOnHover: true,
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+ highlightFillColor: '#FC8D59',
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+ highlightBorderColor: 'rgba(250, 15, 160, 0.2)',
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+ highlightBorderWidth: 2
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+ },
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+ bubblesConfig: {
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+ borderWidth: 2,
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+ borderColor: '#FFFFFF',
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+ popupOnHover: true,
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+ popupTemplate: function(geography, data) {
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+ return '<div class="hoverinfo"><strong>' + data.name + '</strong></div>';
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+ },
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+ fillOpacity: 0.75,
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+ animate: true,
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+ highlightOnHover: true,
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+ highlightFillColor: '#FC8D59',
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+ highlightBorderColor: 'rgba(250, 15, 160, 0.2)',
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+ highlightBorderWidth: 2,
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+ highlightFillOpacity: 0.85,
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+ exitDelay: 100
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+ },
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+ arcConfig: {
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+ strokeColor: '#DD1C77',
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+ strokeWidth: 1,
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+ arcSharpness: 1,
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+ animationSpeed: 600
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+ }
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+ };
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+
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+ function addContainer( element ) {
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+ this.svg = d3.select( element ).append('svg')
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+ .attr('width', element.offsetWidth)
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+ .attr('class', 'datamap')
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+ .attr('height', element.offsetHeight);
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+
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+ return this.svg;
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+ }
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+
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+ // setProjection takes the svg element and options
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+ function setProjection( element, options ) {
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+ var projection, path;
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+ if ( options && typeof options.scope === 'undefined') {
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+ options.scope = 'world';
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+ }
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+
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+ if ( options.scope === 'usa' ) {
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+ projection = d3.geo.albersUsa()
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+ .scale(element.offsetWidth)
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+ .translate([element.offsetWidth / 2, element.offsetHeight / 2]);
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+ }
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+ else if ( options.scope === 'world' ) {
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+ projection = d3.geo[options.projection]()
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+ .scale((element.offsetWidth + 1) / 2 / Math.PI)
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+ .translate([element.offsetWidth / 2, element.offsetHeight / (options.projection === "mercator" ? 1.45 : 1.8)]);
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+ }
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+
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+ path = d3.geo.path()
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+ .projection( projection );
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+
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+ return {path: path, projection: projection};
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+ }
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+
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+ function addStyleBlock() {
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+ if ( d3.select('.datamaps-style-block').empty() ) {
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+ d3.select('head').attr('class', 'datamaps-style-block').append('style')
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+ .html('.datamap path {stroke: #FFFFFF; stroke-width: 1px;} .datamaps-legend dt, .datamaps-legend dd { float: left; margin: 0 3px 0 0;} .datamaps-legend dd {width: 20px; margin-right: 6px; border-radius: 3px;} .datamaps-legend {padding-bottom: 20px; z-index: 1001; position: absolute; left: 4px; font-size: 12px; font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;} .datamaps-hoverover {display: none; font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; } .hoverinfo {padding: 4px; border-radius: 1px; background-color: #FFF; box-shadow: 1px 1px 5px #CCC; font-size: 12px; border: 1px solid #CCC; } .hoverinfo hr {border:1px dotted #CCC; }');
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+ }
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+ }
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+
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+ function drawSubunits( data ) {
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+ var fillData = this.options.fills,
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+ colorCodeData = this.options.data || {},
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+ geoConfig = this.options.geographyConfig,
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+ onClick = this.options.onClick;
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+
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+
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+ var subunits = this.svg.select('g.datamaps-subunits');
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+ if ( subunits.empty() ) {
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+ subunits = this.addLayer('datamaps-subunits', null, true);
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+ }
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+
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+ var geoData = topojson.feature( data, data.objects[ this.options.scope ] ).features;
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+ if ( geoConfig.hideAntarctica ) {
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+ geoData = geoData.filter(function(feature) {
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+ return feature.id !== "ATA";
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+ });
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+ }
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+
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+ var geo = subunits.selectAll('path.datamaps-subunit').data( geoData );
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+
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+ geo.enter()
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+ .append('path')
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+ .attr('d', this.path)
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+ .attr('class', function(d) {
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+ return 'datamaps-subunit ' + d.id;
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+ })
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+ .attr('data-info', function(d) {
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+ return JSON.stringify( colorCodeData[d.id]);
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+ })
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+ .style('fill', function(d) {
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+ var fillColor;
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+ if ( colorCodeData[d.id] ) {
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+ fillColor = fillData[ colorCodeData[d.id].fillKey ];
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+ }
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+ return fillColor || fillData.defaultFill;
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+ })
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+ .on('click', function(d) {
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+ if ( colorCodeData[d.id] && typeof onClick != "undefined") {
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+ onClick(colorCodeData[d.id]);
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+ }
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+ })
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+ .style('stroke-width', geoConfig.borderWidth)
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+ .style('stroke', geoConfig.borderColor);
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+ }
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+
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+ function handleGeographyConfig () {
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+ var hoverover;
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+ var svg = this.svg;
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+ var self = this;
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+ var options = this.options.geographyConfig;
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+
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+ if ( options.highlightOnHover || options.popupOnHover ) {
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+ svg.selectAll('.datamaps-subunit')
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+ .on('mouseover', function(d) {
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+ var $this = d3.select(this);
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+
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+ if ( options.highlightOnHover ) {
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+ var previousAttributes = {
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+ 'fill': $this.style('fill'),
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+ 'stroke': $this.style('stroke'),
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+ 'stroke-width': $this.style('stroke-width'),
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+ 'fill-opacity': $this.style('fill-opacity')
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+ };
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+
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+ $this
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+ .style('fill', options.highlightFillColor)
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+ .style('stroke', options.highlightBorderColor)
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+ .style('stroke-width', options.highlightBorderWidth)
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+ .style('fill-opacity', options.highlightFillOpacity)
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+ .attr('data-previousAttributes', JSON.stringify(previousAttributes));
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+
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+ //as per discussion on https://github.com/markmarkoh/datamaps/issues/19
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+ if ( ! /MSIE/.test(navigator.userAgent) ) {
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+ moveToFront.call(this);
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+ }
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+ }
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+
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+ if ( options.popupOnHover ) {
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+ self.updatePopup($this, d, options, svg);
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+ }
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+ })
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+ .on('mouseout', function() {
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+ var $this = d3.select(this);
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+
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+ if (options.highlightOnHover) {
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+ //reapply previous attributes
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+ var previousAttributes = JSON.parse( $this.attr('data-previousAttributes') );
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+ for ( var attr in previousAttributes ) {
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+ $this.style(attr, previousAttributes[attr]);
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+ }
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+ }
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+ $this.on('mousemove', null);
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+ d3.selectAll('.datamaps-hoverover').style('display', 'none');
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+ });
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+ }
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+
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+ function moveToFront() {
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+ this.parentNode.appendChild(this);
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+ }
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+ }
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+
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+ //plugin to add a simple map legend
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+ function addLegend(layer, data, options) {
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+ data = data || {};
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+ if ( !this.options.fills ) {
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+ return;
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+ }
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+
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+ var html = '<dl>';
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+ var label = '';
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+ if ( data.legendTitle ) {
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+ html = '<h2>' + data.legendTitle + '</h2>' + html;
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+ }
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+ for ( var fillKey in this.options.fills ) {
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+
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+ if ( fillKey === 'defaultFill') {
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+ if (! data.defaultFillName ) {
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+ continue;
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+ }
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+ label = data.defaultFillName;
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+ } else {
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+ if (data.labels && data.labels[fillKey]) {
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+ label = data.labels[fillKey];
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+ } else {
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+ label= fillKey + ': ';
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+ }
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+ }
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+ html += '<dt>' + label + '</dt>';
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+ html += '<dd style="background-color:' + this.options.fills[fillKey] + '"> </dd>';
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+ }
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+ html += '</dl>';
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+
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+ var hoverover = d3.select( this.options.element ).append('div')
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+ .attr('class', 'datamaps-legend')
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+ .html(html);
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+ }
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+
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+ function handleArcs (layer, data, options) {
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+ var self = this,
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+ svg = this.svg;
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+
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+ if ( !data || (data && !data.slice) ) {
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+ throw "Datamaps Error - arcs must be an array";
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+ }
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+
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+ if ( typeof options === "undefined" ) {
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+ options = defaultOptions.arcConfig;
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+ }
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+
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+ var arcs = layer.selectAll('path.datamaps-arc').data( data, JSON.stringify );
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+
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+ arcs
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+ .enter()
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+ .append('svg:path')
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+ .attr('class', 'datamaps-arc')
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+ .style('stroke-linecap', 'round')
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+ .style('stroke', function(datum) {
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+ if ( datum.options && datum.options.strokeColor) {
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+ return datum.options.strokeColor;
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+ }
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+ return options.strokeColor
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+ })
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+ .style('fill', 'none')
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+ .style('stroke-width', function(datum) {
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+ if ( datum.options && datum.options.strokeWidth) {
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+ return datum.options.strokeWidth;
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+ }
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+ return options.strokeWidth;
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+ })
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+ .attr('d', function(datum) {
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+ var originXY = self.latLngToXY(datum.origin.latitude, datum.origin.longitude);
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+ var destXY = self.latLngToXY(datum.destination.latitude, datum.destination.longitude);
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+ var midXY = [ (originXY[0] + destXY[0]) / 2, (originXY[1] + destXY[1]) / 2];
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+ return "M" + originXY[0] + ',' + originXY[1] + "S" + (midXY[0] + (50 * options.arcSharpness)) + "," + (midXY[1] - (75 * options.arcSharpness)) + "," + destXY[0] + "," + destXY[1];
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+ })
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+ .transition()
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+ .delay(100)
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+ .style('fill', function() {
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+ /*
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+ Thank you Jake Archibald, this is awesome.
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+ Source: http://jakearchibald.com/2013/animated-line-drawing-svg/
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+ */
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+ var length = this.getTotalLength();
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+ this.style.transition = this.style.WebkitTransition = 'none';
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+ this.style.strokeDasharray = length + ' ' + length;
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+ this.style.strokeDashoffset = length;
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+ this.getBoundingClientRect();
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+ this.style.transition = this.style.WebkitTransition = 'stroke-dashoffset ' + options.animationSpeed + 'ms ease-out';
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+ this.style.strokeDashoffset = '0';
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+ return 'none';
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+ })
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+
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+ arcs.exit()
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+ .transition()
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+ .style('opacity', 0)
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|
|
|
+ .remove();
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ function handleLabels ( layer, options ) {
|
|
|
|
|
+ var self = this;
|
|
|
|
|
+ options = options || {};
|
|
|
|
|
+ var labelStartCoodinates = this.projection([-67.707617, 42.722131]);
|
|
|
|
|
+ this.svg.selectAll(".datamaps-subunit")
|
|
|
|
|
+ .attr("data-foo", function(d) {
|
|
|
|
|
+ var center = self.path.centroid(d);
|
|
|
|
|
+ var xOffset = 7.5, yOffset = 5;
|
|
|
|
|
+
|
|
|
|
|
+ if ( ["FL", "KY", "MI"].indexOf(d.id) > -1 ) xOffset = -2.5;
|
|
|
|
|
+ if ( d.id === "NY" ) xOffset = -1;
|
|
|
|
|
+ if ( d.id === "MI" ) yOffset = 18;
|
|
|
|
|
+ if ( d.id === "LA" ) xOffset = 13;
|
|
|
|
|
+
|
|
|
|
|
+ var x,y;
|
|
|
|
|
+
|
|
|
|
|
+ x = center[0] - xOffset;
|
|
|
|
|
+ y = center[1] + yOffset;
|
|
|
|
|
+
|
|
|
|
|
+ var smallStateIndex = ["VT", "NH", "MA", "RI", "CT", "NJ", "DE", "MD", "DC"].indexOf(d.id);
|
|
|
|
|
+ if ( smallStateIndex > -1) {
|
|
|
|
|
+ var yStart = labelStartCoodinates[1];
|
|
|
|
|
+ x = labelStartCoodinates[0];
|
|
|
|
|
+ y = yStart + (smallStateIndex * (2+ (options.fontSize || 12)));
|
|
|
|
|
+ layer.append("line")
|
|
|
|
|
+ .attr("x1", x - 3)
|
|
|
|
|
+ .attr("y1", y - 5)
|
|
|
|
|
+ .attr("x2", center[0])
|
|
|
|
|
+ .attr("y2", center[1])
|
|
|
|
|
+ .style("stroke", options.labelColor || "#000")
|
|
|
|
|
+ .style("stroke-width", options.lineWidth || 1)
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ layer.append("text")
|
|
|
|
|
+ .attr("x", x)
|
|
|
|
|
+ .attr("y", y)
|
|
|
|
|
+ .style("font-size", (options.fontSize || 10) + 'px')
|
|
|
|
|
+ .style("font-family", options.fontFamily || "Verdana")
|
|
|
|
|
+ .style("fill", options.labelColor || "#000")
|
|
|
|
|
+ .text( d.id );
|
|
|
|
|
+ return "bar";
|
|
|
|
|
+ });
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+
|
|
|
|
|
+ function handleBubbles (layer, data, options ) {
|
|
|
|
|
+ var self = this,
|
|
|
|
|
+ fillData = this.options.fills,
|
|
|
|
|
+ svg = this.svg;
|
|
|
|
|
+
|
|
|
|
|
+ if ( !data || (data && !data.slice) ) {
|
|
|
|
|
+ throw "Datamaps Error - bubbles must be an array";
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ var bubbles = layer.selectAll('circle.datamaps-bubble').data( data, JSON.stringify );
|
|
|
|
|
+
|
|
|
|
|
+ bubbles
|
|
|
|
|
+ .enter()
|
|
|
|
|
+ .append('svg:circle')
|
|
|
|
|
+ .attr('class', 'datamaps-bubble')
|
|
|
|
|
+ .attr('cx', function ( datum ) {
|
|
|
|
|
+ var latLng;
|
|
|
|
|
+ if ( datumHasCoords(datum) ) {
|
|
|
|
|
+ latLng = self.latLngToXY(datum.latitude, datum.longitude);
|
|
|
|
|
+ }
|
|
|
|
|
+ else if ( datum.centered ) {
|
|
|
|
|
+ latLng = self.path.centroid(svg.select('path.' + datum.centered).data()[0]);
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( latLng ) return latLng[0];
|
|
|
|
|
+ })
|
|
|
|
|
+ .attr('cy', function ( datum ) {
|
|
|
|
|
+ var latLng;
|
|
|
|
|
+ if ( datumHasCoords(datum) ) {
|
|
|
|
|
+ latLng = self.latLngToXY(datum.latitude, datum.longitude);
|
|
|
|
|
+ }
|
|
|
|
|
+ else if ( datum.centered ) {
|
|
|
|
|
+ latLng = self.path.centroid(svg.select('path.' + datum.centered).data()[0]);
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( latLng ) return latLng[1];;
|
|
|
|
|
+ })
|
|
|
|
|
+ .attr('r', 0) //for animation purposes
|
|
|
|
|
+ .attr('data-info', function(d) {
|
|
|
|
|
+ return JSON.stringify(d);
|
|
|
|
|
+ })
|
|
|
|
|
+ .style('stroke', options.borderColor)
|
|
|
|
|
+ .style('stroke-width', options.borderWidth)
|
|
|
|
|
+ .style('fill-opacity', options.fillOpacity)
|
|
|
|
|
+ .style('fill', function ( datum ) {
|
|
|
|
|
+ var fillColor = fillData[ datum.fillKey ];
|
|
|
|
|
+ return fillColor || fillData.defaultFill;
|
|
|
|
|
+ })
|
|
|
|
|
+ .on('mouseover', function ( datum ) {
|
|
|
|
|
+ var $this = d3.select(this);
|
|
|
|
|
+
|
|
|
|
|
+ if (options.highlightOnHover) {
|
|
|
|
|
+ //save all previous attributes for mouseout
|
|
|
|
|
+ var previousAttributes = {
|
|
|
|
|
+ 'fill': $this.style('fill'),
|
|
|
|
|
+ 'stroke': $this.style('stroke'),
|
|
|
|
|
+ 'stroke-width': $this.style('stroke-width'),
|
|
|
|
|
+ 'fill-opacity': $this.style('fill-opacity')
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ $this
|
|
|
|
|
+ .style('fill', options.highlightFillColor)
|
|
|
|
|
+ .style('stroke', options.highlightBorderColor)
|
|
|
|
|
+ .style('stroke-width', options.highlightBorderWidth)
|
|
|
|
|
+ .style('fill-opacity', options.highlightFillOpacity)
|
|
|
|
|
+ .attr('data-previousAttributes', JSON.stringify(previousAttributes));
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ if (options.popupOnHover) {
|
|
|
|
|
+ self.updatePopup($this, datum, options, svg);
|
|
|
|
|
+ }
|
|
|
|
|
+ })
|
|
|
|
|
+ .on('mouseout', function ( datum ) {
|
|
|
|
|
+ var $this = d3.select(this);
|
|
|
|
|
+
|
|
|
|
|
+ if (options.highlightOnHover) {
|
|
|
|
|
+ //reapply previous attributes
|
|
|
|
|
+ var previousAttributes = JSON.parse( $this.attr('data-previousAttributes') );
|
|
|
|
|
+ for ( var attr in previousAttributes ) {
|
|
|
|
|
+ $this.style(attr, previousAttributes[attr]);
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ d3.selectAll('.datamaps-hoverover').style('display', 'none');
|
|
|
|
|
+ })
|
|
|
|
|
+ .transition().duration(400)
|
|
|
|
|
+ .attr('r', function ( datum ) {
|
|
|
|
|
+ return datum.radius;
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ bubbles.exit()
|
|
|
|
|
+ .transition()
|
|
|
|
|
+ .delay(options.exitDelay)
|
|
|
|
|
+ .attr("r", 0)
|
|
|
|
|
+ .remove();
|
|
|
|
|
+
|
|
|
|
|
+ function datumHasCoords (datum) {
|
|
|
|
|
+ return typeof datum !== 'undefined' && typeof datum.latitude !== 'undefined' && typeof datum.longitude !== 'undefined';
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ //stolen from underscore.js
|
|
|
|
|
+ function defaults(obj) {
|
|
|
|
|
+ Array.prototype.slice.call(arguments, 1).forEach(function(source) {
|
|
|
|
|
+ if (source) {
|
|
|
|
|
+ for (var prop in source) {
|
|
|
|
|
+ if (obj[prop] == null) obj[prop] = source[prop];
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ });
|
|
|
|
|
+ return obj;
|
|
|
|
|
+ }
|
|
|
|
|
+ /**************************************
|
|
|
|
|
+ Public Functions
|
|
|
|
|
+ ***************************************/
|
|
|
|
|
+
|
|
|
|
|
+ function Datamap( options ) {
|
|
|
|
|
+
|
|
|
|
|
+ if ( typeof d3 === 'undefined' || typeof topojson === 'undefined' ) {
|
|
|
|
|
+ throw new Error('Include d3.js (v3.0.3 or greater) and topojson on this page before creating a new map');
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ //set options for global use
|
|
|
|
|
+ this.options = defaults(options, defaultOptions);
|
|
|
|
|
+ this.options.geographyConfig = defaults(options.geographyConfig, defaultOptions.geographyConfig);
|
|
|
|
|
+ this.options.bubblesConfig = defaults(options.bubblesConfig, defaultOptions.bubblesConfig);
|
|
|
|
|
+ this.options.arcConfig = defaults(options.arcConfig, defaultOptions.arcConfig);
|
|
|
|
|
+
|
|
|
|
|
+ //add the SVG container
|
|
|
|
|
+ if ( d3.select( this.options.element ).select('svg').length > 0 ) {
|
|
|
|
|
+ addContainer.call(this, this.options.element );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ /* Add core plugins to this instance */
|
|
|
|
|
+ this.addPlugin('bubbles', handleBubbles);
|
|
|
|
|
+ this.addPlugin('legend', addLegend);
|
|
|
|
|
+ this.addPlugin('arc', handleArcs);
|
|
|
|
|
+ this.addPlugin('labels', handleLabels);
|
|
|
|
|
+
|
|
|
|
|
+ //append style block with basic hoverover styles
|
|
|
|
|
+ if ( ! this.options.disableDefaultStyles ) {
|
|
|
|
|
+ addStyleBlock();
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ return this.draw();
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ // actually draw the features(states & countries)
|
|
|
|
|
+ Datamap.prototype.draw = function() {
|
|
|
|
|
+ //save off in a closure
|
|
|
|
|
+ var self = this;
|
|
|
|
|
+ var options = self.options;
|
|
|
|
|
+
|
|
|
|
|
+ //set projections and paths based on scope
|
|
|
|
|
+ var pathAndProjection = options.setProjection.apply(self, [options.element, options] );
|
|
|
|
|
+
|
|
|
|
|
+ this.path = pathAndProjection.path;
|
|
|
|
|
+ this.projection = pathAndProjection.projection;
|
|
|
|
|
+
|
|
|
|
|
+ //if custom URL for topojson data, retrieve it and render
|
|
|
|
|
+ if ( options.geographyConfig.dataUrl ) {
|
|
|
|
|
+ d3.json( options.geographyConfig.dataUrl, function(error, results) {
|
|
|
|
|
+ if ( error ) throw new Error(error);
|
|
|
|
|
+ self.customTopo = results;
|
|
|
|
|
+ draw( results );
|
|
|
|
|
+ });
|
|
|
|
|
+ }
|
|
|
|
|
+ else {
|
|
|
|
|
+ draw( this[options.scope + 'Topo'] );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ return this;
|
|
|
|
|
+
|
|
|
|
|
+ function draw (data) {
|
|
|
|
|
+ // if fetching remote data, draw the map first then call `updateChoropleth`
|
|
|
|
|
+ if ( self.options.dataUrl ) {
|
|
|
|
|
+ //allow for csv or json data types
|
|
|
|
|
+ d3[self.options.dataType](self.options.dataUrl, function(data) {
|
|
|
|
|
+ //in the case of csv, transform data to object
|
|
|
|
|
+ if ( self.options.dataType === 'csv' && (data && data.slice) ) {
|
|
|
|
|
+ var tmpData = {};
|
|
|
|
|
+ for(var i = 0; i < data.length; i++) {
|
|
|
|
|
+ tmpData[data[i].id] = data[i];
|
|
|
|
|
+ }
|
|
|
|
|
+ data = tmpData;
|
|
|
|
|
+ }
|
|
|
|
|
+ Datamaps.prototype.updateChoropleth.call(self, data);
|
|
|
|
|
+ });
|
|
|
|
|
+ }
|
|
|
|
|
+ drawSubunits.call(self, data);
|
|
|
|
|
+ handleGeographyConfig.call(self);
|
|
|
|
|
+
|
|
|
|
|
+ if ( self.options.geographyConfig.popupOnHover || self.options.bubblesConfig.popupOnHover) {
|
|
|
|
|
+ hoverover = d3.select( self.options.element ).append('div')
|
|
|
|
|
+ .attr('class', 'datamaps-hoverover')
|
|
|
|
|
+ .style('z-index', 10001)
|
|
|
|
|
+ .style('position', 'absolute');
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ //fire off finished callback
|
|
|
|
|
+ self.options.done(self);
|
|
|
|
|
+ }
|
|
|
|
|
+ };
|
|
|
|
|
+ /**************************************
|
|
|
|
|
+ TopoJSON
|
|
|
|
|
+ ***************************************/
|
|
|
|
|
+ Datamap.prototype.worldTopo = WORLD_TOPO;
|
|
|
|
|
+ Datamap.prototype.usaTopo = USA_TOPO;
|
|
|
|
|
+
|
|
|
|
|
+ /**************************************
|
|
|
|
|
+ Utilities
|
|
|
|
|
+ ***************************************/
|
|
|
|
|
+
|
|
|
|
|
+ //convert lat/lng coords to X / Y coords
|
|
|
|
|
+ Datamap.prototype.latLngToXY = function(lat, lng) {
|
|
|
|
|
+ return this.projection([lng, lat]);
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ //add <g> layer to root SVG
|
|
|
|
|
+ Datamap.prototype.addLayer = function( className, id, first ) {
|
|
|
|
|
+ var layer;
|
|
|
|
|
+ if ( first ) {
|
|
|
|
|
+ layer = this.svg.insert('g', ':first-child')
|
|
|
|
|
+ }
|
|
|
|
|
+ else {
|
|
|
|
|
+ layer = this.svg.append('g')
|
|
|
|
|
+ }
|
|
|
|
|
+ return layer.attr('id', id || '')
|
|
|
|
|
+ .attr('class', className || '');
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ Datamap.prototype.updateChoropleth = function(data) {
|
|
|
|
|
+ var svg = this.svg;
|
|
|
|
|
+ for ( var subunit in data ) {
|
|
|
|
|
+ if ( data.hasOwnProperty(subunit) ) {
|
|
|
|
|
+ console.log(data);
|
|
|
|
|
+ var color;
|
|
|
|
|
+ var subunitData = data[subunit]
|
|
|
|
|
+ if ( ! subunit ) {
|
|
|
|
|
+ continue;
|
|
|
|
|
+ }
|
|
|
|
|
+ else if ( typeof subunitData === "string" ) {
|
|
|
|
|
+ color = subunitData;
|
|
|
|
|
+ }
|
|
|
|
|
+ else if ( typeof subunitData.color === "string" ) {
|
|
|
|
|
+ color = subunitData.color;
|
|
|
|
|
+ }
|
|
|
|
|
+ else {
|
|
|
|
|
+ color = this.options.fills[ subunitData.fillKey ];
|
|
|
|
|
+ }
|
|
|
|
|
+ //if it's an object, overriding the previous data
|
|
|
|
|
+ if ( subunitData === Object(subunitData) ) {
|
|
|
|
|
+ this.options.data[subunit] = defaults(subunitData, this.options.data[subunit] || {});
|
|
|
|
|
+ var geo = this.svg.select('.' + subunit).attr('data-info', JSON.stringify(this.options.data[subunit]));
|
|
|
|
|
+ }
|
|
|
|
|
+ svg
|
|
|
|
|
+ .selectAll('.' + subunit)
|
|
|
|
|
+ .transition()
|
|
|
|
|
+ .style('fill', color);
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ Datamap.prototype.updatePopup = function (element, d, options) {
|
|
|
|
|
+ var self = this;
|
|
|
|
|
+ element.on('mousemove', null);
|
|
|
|
|
+ element.on('mousemove', function() {
|
|
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+ var position = d3.mouse(this);
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+ d3.select(self.svg[0][0].parentNode).select('.datamaps-hoverover')
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|
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+ .style('top', ( (position[1] + 30)) + "px")
|
|
|
|
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+ .html(function() {
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+ var data = JSON.parse(element.attr('data-info'));
|
|
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|
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+ //if ( !data ) return '';
|
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|
|
+ return options.popupTemplate(d, data);
|
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|
|
|
+ })
|
|
|
|
|
+ .style('left', ( position[0]) + "px");
|
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|
|
|
+ });
|
|
|
|
|
+
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|
|
+ d3.select(self.svg[0][0].parentNode).select('.datamaps-hoverover').style('display', 'block');
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ Datamap.prototype.addPlugin = function( name, pluginFn ) {
|
|
|
|
|
+ var self = this;
|
|
|
|
|
+ if ( typeof Datamap.prototype[name] === "undefined" ) {
|
|
|
|
|
+ Datamap.prototype[name] = function(data, options, callback, createNewLayer) {
|
|
|
|
|
+ var layer;
|
|
|
|
|
+ if ( typeof createNewLayer === "undefined" ) {
|
|
|
|
|
+ createNewLayer = false;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ if ( typeof options === 'function' ) {
|
|
|
|
|
+ callback = options;
|
|
|
|
|
+ options = undefined;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ options = defaults(options || {}, defaultOptions[name + 'Config']);
|
|
|
|
|
+
|
|
|
|
|
+ //add a single layer, reuse the old layer
|
|
|
|
|
+ if ( !createNewLayer && this.options[name + 'Layer'] ) {
|
|
|
|
|
+ layer = this.options[name + 'Layer'];
|
|
|
|
|
+ options = options || this.options[name + 'Options'];
|
|
|
|
|
+ }
|
|
|
|
|
+ else {
|
|
|
|
|
+ layer = this.addLayer(name);
|
|
|
|
|
+ this.options[name + 'Layer'] = layer;
|
|
|
|
|
+ this.options[name + 'Options'] = options;
|
|
|
|
|
+ }
|
|
|
|
|
+ pluginFn.apply(this, [layer, data, options]);
|
|
|
|
|
+ if ( callback ) {
|
|
|
|
|
+ callback(layer);
|
|
|
|
|
+ }
|
|
|
|
|
+ };
|
|
|
|
|
+ }
|
|
|
|
|
+ };
|
|
|
|
|
+
|
|
|
|
|
+ // expose library
|
|
|
|
|
+ if ( typeof define === "function" && define.amd ) {
|
|
|
|
|
+ define( "datamaps", function(require) { d3 = require('d3'); topojson = require('topojson'); return Datamap; } );
|
|
|
|
|
+ }
|
|
|
|
|
+ else {
|
|
|
|
|
+ window.Datamap = window.Datamaps = Datamap;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ if ( window.jQuery ) {
|
|
|
|
|
+ window.jQuery.fn.datamaps = function(options, callback) {
|
|
|
|
|
+ options = options || {};
|
|
|
|
|
+ options.element = this[0];
|
|
|
|
|
+ var datamap = new Datamap(options);
|
|
|
|
|
+ if ( typeof callback === "function" ) {
|
|
|
|
|
+ callback(datamap, options);
|
|
|
|
|
+ }
|
|
|
|
|
+ return this;
|
|
|
|
|
+ };
|
|
|
|
|
+ }
|
|
|
|
|
+})();
|