Package org.zkoss.chart.impl

Class BarPlotImpl

java.lang.Object

org.zkoss.chart.impl.PlotEngineImpl

org.zkoss.chart.impl.BarPlotImpl

All Implemented Interfaces:

PlotEngine

public class BarPlotImpl
extends PlotEngineImpl

A model implementation for bar chart

Author:

jumperchen

Field Summary

Fields inherited from class org.zkoss.chart.impl.PlotEngineImpl

_plotData

Constructor Summary

Constructors

Constructor	Description
BarPlotImpl(PlotData plotData)

Method Summary

Modifier and Type	Method	Description
PlotData	drawPlot(ChartsModel model)	Returns the plot data format which is a JSON string.

Methods inherited from class org.zkoss.chart.impl.PlotEngineImpl

drawBoxPlotModel, drawCategoryModel, drawDialModel, drawFromToModel, drawFromToWeightModel, drawLowHighModel, drawLowModel, drawSingleValueCategoryModel, drawWordCloudModel, drawXYModel, drawXYZModel, getPlotData, getPlotEngine

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BarPlotImpl

public BarPlotImpl(PlotData plotData)

Method Detail

drawPlot

public PlotData drawPlot(ChartsModel model)

Description copied from interface: PlotEngine

Returns the plot data format which is a JSON string.

Please refer to Highcharts's chart options

For example, the returned value in JSON string will be similar to this.

        {
            xAxis: {
                categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
                    'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
            },
            series: [{
                name: 'Tokyo',
                data: [7.0, 6.9, 9.5, 14.5, 18.2, 21.5, 25.2, 26.5, 23.3, 18.3, 13.9, 9.6]
            }, {
                name: 'New York',
                data: [-0.2, 0.8, 5.7, 11.3, 17.0, 22.0, 24.8, 24.1, 20.1, 14.1, 8.6, 2.5]
            }, {
                name: 'Berlin',
                data: [-0.9, 0.6, 3.5, 8.4, 13.5, 17.0, 18.6, 17.9, 14.3, 9.0, 3.9, 1.0]
            }, {
                name: 'London',
                data: [3.9, 4.2, 5.7, 8.5, 11.9, 15.2, 17.0, 16.6, 14.2, 10.3, 6.6, 4.8]
            }]
        });
    }