bubble3d-datalet.html 9.54 KB
<!--
@license
    The MIT License (MIT)

    Copyright (c) 2015 Dipartimento di Informatica - Universit´┐Ż di Salerno - Italy

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
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    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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    THE SOFTWARE.
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<!--
* Developed by :
* ROUTE-TO-PA Project - grant No 645860. - www.routetopa.eu
*
-->

<link rel="import" href="../highcharts-datalet/highcharts-datalet.html">
<script src="http://code.highcharts.com/highcharts-more.js"></script>

<!--
`bubble3d-datalet` is a 3D bubbles datalet based on highcharts project <http://www.highcharts.com/>

Examples:

    An example to create a 3d Bubble chart with multiple series specified (fields4)

    <bubble3d-datalet
        data-url="http://ckan.routetopa.eu/api/action/datastore_search?resource_id=#"
        fields='["field1","field2","field3","field4"]'>
    </bubble3d-datalet>

    An example to create a 3d Bubble chart  with x and y values,  and a size value (field3)

     <bubble3d-datalet
        data-url="http://ckan.routetopa.eu/api/action/datastore_search?resource_id=#"
        fields='["field1","field2","field3"]'>
    </bubble3d-datalet>

@element bubble3d-datalet
@status v0.1
@demo demo/index.html
@group datalets
-->

<dom-module name="bubble3d-datalet">
    <template>
        <highcharts-datalet id="charts" data-url="{{dataUrl}}"  fields="{{fields}}" data="{{data}}"></highcharts-datalet>
    </template>
    <script>

        var Bubble3dBehavior = {
            /**
             * Build Highchart object
             *
             * @method presentData
             */
            presentData: function() {
                var categoryName = [];
                var color = {};
                var bubble3DSeriesData = {};
                var b3dserie = [];

                Bubble3DArr = [];
                var dataTmp = [];
                //Example 1: No Series name is specified in the query
                if(this.data.length == 3){
                    for (var i = 0; i < this.data[0].data.length; i++) {
                            Bubble3DArr = [this.data[0].data[i], parseFloat(this.data[1].data[i]), parseFloat(this.data[2].data[i])];
                            dataTmp.push(Bubble3DArr)
                        }
                    color = {
                        fillColor: {
                            radialGradient: {cx: 0.4, cy: 0.3, r: 0.7},
                            stops: [
                                [0, 'rgba(255,255,255,0.5)']
                            ]
                        }
                    }
                    //add data to the series
                    bubble3DSeriesData = {
                        name: "Series",
                        data: dataTmp,
                        marker: color
                    }
                    b3dserie.push(bubble3DSeriesData);
                }
                //Example 2: A multi-series 3d bubble charts
                else{
                    var categoryNameDuplicateValue = [];
                    for (i = 0; i < this.data[0].data.length; i++) {
                            categoryNameDuplicateValue.push(this.data[3].data[i]);
                    }
                    categoryName = categoryNameDuplicateValue.filter(function (itm, i, categoryNameDuplicateValue) {
                        return i == categoryNameDuplicateValue.indexOf(itm);
                    });
                    for (var index = 0; index < categoryName.length; index++) {
                        for (var i = 0; i < this.data[0].data.length; i++) {
                            if (this.data[3].data[i] == categoryName[index]) {
                                Bubble3DArr = [this.data[0].data[i], this.data[1].data[i], parseFloat(this.data[2].data[i])];
                                dataTmp.push(Bubble3DArr);
                                //A different color for each series
                                color = {
                                    fillColor: {
                                        radialGradient: {cx: 0.4, cy: 0.3, r: 0.7},
                                        stops: [
                                            [0, 'rgba(255,255,255,0.5)'],
                                            [1, Highcharts.Color(Highcharts.getOptions().colors[index]).setOpacity(0.5).get('rgba')]
                                        ]
                                    }
                                }
                            }
                        }
                        //add data to the series
                        bubble3DSeriesData = {
                            name: "Series: " + categoryName[index],
                            data: dataTmp,
                            marker: color
                        }

                        b3dserie.push(bubble3DSeriesData);
                        dataTmp = [];
                    }
                }
                $(this._component.$.charts.$.container).highcharts({
                    chart: {
                        type: 'bubble',
                        plotBorderWidth: 1,
                        zoomType: 'xy'
                    },

                    legend: {
                        enabled: true
                    },

                    title: {
                        text: "" + this._component.title
                    },
                    xAxis: {
                        categories: this.properties.categories.value,
                        title: {
                            text: this._component.xAxisLabel
                        }
                    },

                    yAxis: {
                        categories: this.properties.categories.value,
                        title: {
                            text: this._component.yAxisLabel
                        }
                    },
                    title: {
                        text: this._component.title
                    },
                    subtitle: {
                        text: this._component.title
                    },
                    //A custom tooltip
                    tooltip: {
                        shared: true,
                        useHTML: true,
                        headerFormat:
                        '<table ><tr><td style="color: {series.color}">{series.name}</td></tr>' +
                        '<tr><td  <b> {point.key}</b> , <b>{point.y}</b></tr>',
                        pointFormat:
                        '<td style="text-align: right"><b>{point.z}</b></td></tr>',
                        footerFormat: '</table>',
                        followPointer: true
                    },
                    plotOptions: {
                        series: {
                            dataLabels: {
                                enabled: false,         //enable for label for each bubble
                                format: '{point.z}'
                            }
                        }
                    },
                    //hide link HighChart
                    credits: {
                        enabled: false
                    },
                   series: b3dserie
                });
            }
        };
        /**
         * Element registration
         */
        Bubble3dDatalet = Polymer({
            is: 'bubble3d-datalet',
            properties: {
                /**
                 * It's the label for X axis
                 *
                 * @attribute xAxisLabel
                 * @type String
                 * @default ''
                 */
                xAxisLabel: {
                    type: String,
                    value: ""
                },
                /**
                 * It's the label for Y axis
                 *
                 * @attribute yAxisLabel
                 * @type String
                 * @default ''
                 */
                yAxisLabel: {
                    type: String,
                    value: ""
                },
                /**
                 * It's the component behavior
                 *
                 * @attribute behavior
                 * @type Object
                 * @default {}
                 */
                behavior : {
                    type : Object,
                    value : {}
                }
            },
            /**
             * 'ready' callback extend the Bubble3dBehavior with HighchartsComponentBehavior and Bubble3dBehavior
             * and run the Datalet workcycle.
             *
             * @method ready
             */
            ready: function(){
                this.behavior = $.extend(true, {}, HighchartsComponentBehavior, Bubble3dBehavior);
                this.async(function(){this.behavior.init(this)},0);
            }
        });
    </script>
</dom-module>