barchart-datalet.html
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<!--
@license
The MIT License (MIT)
Copyright (c) 2015 Dipartimento di Informatica - Università 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
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
-->
<!--
* Created by :
* Luigi Serra - luigser@gmail.com
* Andrea Petta - andrpet@gmail.com
*
* Copyright (c) 2015 Dipartimento di Informatica - Università di Salerno - Italy
*
-->
<link rel="import" href="../highcharts-datalet/highcharts-datalet.html">
<!--
`barchart-datalet` is a barchart datalet based on highcharts project http://www.highcharts.com/
Example:
<barchart-datalet
data-url="http://ckan.routetopa.eu/api/action/datastore_search?resource_id=#"
fields='["field1","field2"]'>
</barchart-datalet>
@element barchart-datalet
@status v0.1
@demo demo/index.html
@group datalets
-->
<dom-module name="barchart-datalet">
<template>
<highcharts-datalet id="charts" data-url="{{dataUrl}}" fields="{{fields}}"></highcharts-datalet>
</template>
<script>
var BarchartBehavior = {
/**
* Bluid Highchart object
*
* @method transformData
*/
presentData: function(){
$(this._component.$.charts.$.container).highcharts({
chart: {
type: 'bar',
zoomType: 'xy'
},
title: {
text: this._component.title
},
xAxis: {
categories: this.properties.categories.value,
title: {
text: this._component.xAxisLabel
}
},
yAxis: {
min: 0,
title: {
text: this._component.yAxisLabel,
align: 'high'
},
labels: {
overflow: 'justify'
}
},
tooltip: {
valueSuffix: ' ' + this._component.suffix
},
plotOptions: {
bar: {
dataLabels: {
enabled: true
}
}
},
legend: {
layout: 'vertical',
align: 'right',
verticalAlign: 'top',
x: -40,
y: 100,
floating: true,
borderWidth: 1,
backgroundColor: ((Highcharts.theme && Highcharts.theme.legendBackgroundColor) || '#FFFFFF'),
shadow: true
},
credits: {
enabled: false
},
series: this.properties.series.value
});
}
};
BarchartDatalet = Polymer({
is: 'barchart-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 title of the chart
*
* @attribute title
* @type Strig
* @default ''
*/
title: {
type: String,
value: "Heading"
},
/**
* It's the values suffix
*
* @attribute suffix
* @type Strig
* @default 'units'
*/
suffix : {
type : String,
value : "units"
}
},
/**
* 'ready' callback extend the BarchartComponentBehavior with HighchartsComponentBehavior and BarchartBehavior
* and run the Datalet workcycle.
*
* @method ready
*/
ready: function(){
var BarchartComponentBehavior = $.extend(true, {}, HighchartsComponentBehavior, BarchartBehavior);
BarchartComponentBehavior.init(this);
}
});
</script>
</dom-module>