react-native-chart

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Usage no npm install needed!

<script type="module">
  import reactNativeChart from 'https://cdn.skypack.dev/react-native-chart';
</script>

README

react-native-chart

Join the chat at https://gitter.im/tomauty/react-native-chart npm version

react-native-chart is a simple module for adding line charts, area charts, or bar charts to your React Native app.

NOTE! The current major version (1.X.Y) is still being developed. If you are looking for the most recent iOS-only version, please download ^0.1.4.

Screenshot

Getting Started

NPM

  1. npm i react-native-chart --save

Link ART to your project

  1. Right click Libraries and click 'Add Files to {YourProject}'
screen shot 2016-06-17 at 3 39 24 pm
  1. Navigate to your project's node_modules/react-native/Libraries/ART and select 'ART.xcodeproj'
screen shot 2016-06-17 at 3 39 42 pm
  1. Go to Build Phases -> Link Binary With Libraries
screen shot 2016-06-17 at 3 40 00 pm

4 Click the '+', and add libART.a

screen shot 2016-06-17 at 3 40 03 pm

Then rebuild.

Usage

import React, { StyleSheet, View, Component } from 'react-native';
import Chart from 'react-native-chart';

const styles = StyleSheet.create({
    container: {
        flex: 1,
        justifyContent: 'center',
        alignItems: 'center',
        backgroundColor: 'white',
    },
    chart: {
        width: 200,
        height: 200,
    },
});

const data = [
    [0, 1],
    [1, 3],
    [3, 7],
    [4, 9],
];

class SimpleChart extends Component {
    render() {
        return (
            <View style={styles.container}>
                <Chart
                    style={styles.chart}
                    data={data}
                    verticalGridStep={5}
                    type="line"
                 />
            </View>
        );
    }
}

Properties

Property Type Description Required Default
data Array< [number, number] > An array of [x, y] pairs. Yes
type string pie/bar/line Yes bar
color string Color of bars/line in line chart No #4DC4E6
cornerRadius number Corner radius of bars in bar chart No 0
fillColor string Fill area color in line chart No
dataPointColor string Stroke color for line chart data point No
dataPointFillColor string Fill color for line chart data point No
dataPointRadius number Radius of the data point No 3
lineWidth number Width of line chart line No 1
showDataPoint boolean Show data points on line chart No false
sliceColors Array < string > Array of colors for pie chart slices Yes [ < random colors > ]
axisColor string Color of axis lines No #333333
axisLabelColor string Color of axis test No #333333
axisLineWidth number Width of axis lines No 1
gridColor string Color of grid lines No #333333
gridLineWidth number Width of grid lines No 0.5
hideHorizontalGridLines boolean Hide grid lines going from LTR No false
hideVerticalGridLines boolean Hide grid lines going up -> down No false
showAxis boolean Show the X and Y axes No true
showGrid boolean Show the grid No true
showXAxisLabels boolean Show X-Axis labels No true
showYAxisLabels boolean Show Y-Axis labels No true
style object Style on the container No {}
tightBounds boolean Tighten min and max bounds strictly to min/max in dataset No false
verticalGridStep number How many vertical grid lines to show No 4
xAxisHeight number Height of X-axis container No 20
yAxisTransform Function Transform data point to y-axis label No (_) => _
xAxisTransform Function Transform data point to x-axis label No (_) => _
yAxisWidth number Width of the Y-axis container No 30

TODO

  • Code cleanup
  • Multi-line chart
  • Horizontal line chart
  • Scatter chart

Info/Support

Work prior to repo transfer on Feb 1, 2015 was the work of Hyun Cho @ OneFold.

Email tom.auty@gmail.com for support.