donutpie3dchart-datalet.html 4.81 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
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<!--
* Developed by :
* ROUTE-TO-PA Project - grant No 645860. - www.routetopa.eu
*
-->
<link rel="import" href="../../bower_components/polymer/polymer.html">
<link rel="import" href="../highcharts-datalet/highcharts-datalet.html">
<script src="http://code.highcharts.com/highcharts-3d.js"></script>

<!--

`donutpie3dchart-datalet` is a donutpie3dchart datalet based on highcharts project <http://www.highcharts.com/>

Example:

    <donutpie3dchart-datalet>
        data-url="http://ckan.routetopa.eu/api/action/datastore_search?resource_id=#"
        fields='["field1","field2"]'>
    </donutpie3dchart-datalet>

@element donut3dchart-datalet
@status v0.1
@demo demo/index.html
@group datalets
-->
<dom-module id="donutpie3dchart-datalet">
    <template>
        <highcharts-datalet id="charts" data-url="{{dataUrl}}"  fields="{{fields}}"></highcharts-datalet>
    </template>
    <script>

        var DonutPiechartBehavior = {
            /**
             * Build Highchart object
             *
             * @method presentData
             */
            presentData: function(){

                var DonutPie3DSeries = [{"name": this.data[1].name, "data":[]}];

                for(var i=0; i<this.data[0].data.length; i++)
                {
                    var DonutPie3DArr = [this.data[0].data[i], this.data[1].data[i]];
                    DonutPie3DSeries[0].data.push(DonutPie3DArr);
                }

                var titleDataset = "";
                //Build Highchart element
                $(this._component.$.charts.$.container).highcharts({
                    chart: {
                        type: 'pie',
                        options3d: {
                            enabled: true,
                            alpha: 45
                        }
                    },
                    title: {
                        text: ""
                    },
                    subtitle: {
                        text: '3D Donut pie chart'
                    },
                    plotOptions: {
                        pie: {
                            innerSize: 100,
                            depth: 45,
                            allowPointSelect: true,
                            cursor: 'pointer',
                            dataLabels: {
                                enabled: true,
                                formatter: function() {
                                    if (this.point.name.length > 10) {
                                        return this.point.name.substr(0, 10) + "...";
                                    } else {
                                        return this.point.name;
                                    }
                                }
                                },
                            showInLegend: true
                        }
                    },
                    //hide link HighChart
                    credits: {
                        enabled: false
                    },
                   series: DonutPie3DSeries//this.properties.series.value
                });
            }
        };

        var DonutPiechartComponentBehavior = $.extend(true, {}, HighchartsComponentBehavior, DonutPiechartBehavior);

        DonutPiechartDatalet = Polymer({
            is: 'donutpie3dchart-datalet',
            /**
             * 'ready' callback extend the DonutPiechartComponentBehavior with HighchartsComponentBehavior and DonutPiechartBehavior
             * and run the Datalet workcycle.
             *
             * @method ready
             */
            ready: function(){
                DonutPiechartComponentBehavior.init(this);
            }
        });
    </script>
</dom-module>