Area Graph

An area chart or area graph displays graphically quantitative data. It is based on the line chart. The area between axis and line are commonly emphasized with colors, textures, and hatchings.
Note: Choose the file extension as js.

Sample Code

setChartLibrary('google-chart');
setChartTitle('Your Graph Title');
setChartType('areaGraph');
setAxisName('X-Axis Name','Y-axis Name');
plotChart('time_stamp','your_variable_name');

Output

Code Format

Syntax

Parameter(s)

Description

setChartLibrary('google-chart');

Library Name

Set the chart library to be used. Bolt Cloud uses 'google-chart' to visualize the data

setChartTitle('Your Graph Title');

Graph Name

Set the title of the graph according to your choice.

setChartType('areaGraph');

Graph type

Set the type of chart to be plotted. Bolt Cloud offers 8 different types of charts to be plotted i.e Line Graph, Bar Graph, Scatter Graph, Area Graph, Table Graph, Stepped Graph, Histogram Graph, and Gauge

setAxisName('X-Axis Name','Y-axis Name');

Axis Name

Set the display name for each of the graph axis.

plotChart('time_stamp','your_variable_name');

Variable Names

Display the graph on the screen for the given variables.The first parameter is always 'time_stamp' and the second parameter is the variable name that you have given during hardware configuration of the product.

setNumberFormatter('format type');

Format type

Describes how numeric columns should be formatted. setNumberFormatter() function supports the following options as parameter - 'decimal', 'scientific', 'percentage', 'currencyInDollar', 'currencyInRupees'. This function should be called before the plotChart() function.

setAnimation(boolean);

Boolean type

This function describes how to animate modifications made to a chart, instead of applying them instantly. setAnimation() function supports the following options as parameter- true, false. It is enabled (true) by default and this function should be called before the plotChart() function.

setCrosshair(boolean);

Boolean type

Crosshairs are thin vertical and horizontal lines centered on a data point in a chart. When you, as a chart creator, enable crosshairs in your charts, your users will then be able to target a single element. setCrosshair() function supports the following options as parameter- true, false. It is disabled (false) by default and this function should be called before the plotChart() function.

setDateFormatter('date format');

Date Format

Formats the x-axis date value in a variety of ways. setDateFormatter() function supports the following options as parameter- 'mm/dd/yyyy', 'dd/mm/yyyy'. This function should be called before the plotChart() function.


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