sliver_bar_chart

Description:

sliver bar chart

sliver_bar_chart #

























A package that supports Bar Chart in a Flutter Sliver. This Package allow us to add Bar Chart in
Sliver and its set a Bar Chart as a Header on Slivers Scroll.
Key Features #

easy way to add Bar Chart in a Sliver.
used to set a Bar Chart as a Sliver Header.

Preview #

Basic Usage #
Import it to your project file
import 'package:sliver_bar_chart/sliver_bar_chart.dart';
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And add it in its most basic form like it:
SliverBarChart(
barWidget: BarChartWidget(
minHeight: 100.0,
maxHeight: 1000.0,
barValues: [
BarChartData(
x: '2022',
y: 500.0,
barColor: Colors.blue,
),
],
isScrolling: true,
),
);
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Required parameters of SliverBarChart #




Parameter
Description




BarChartWidget barWidget
Used to paint bar chart using custom painter



Optional parameters of SliverBarChart #




Parameter
Default
Description




bool restrain
false
Whether to stick the header to the start of the viewport once it has reached its minimum size


bool scrolling
-
Whether sliver is scrolling or not


List
[50.0, 78.0, 90.0, 67.0, 36.0]
The array of height for generating the bars of the Bar Chart


double maxWidth
75.0
The maximum width dimensions of the sliver


double minHeight
30.0
The minimum height dimensions of the sliver


double maxHeight
175.0
The maximum height dimensions of the sliver


bool fluctuating
false
Whether the header should immediately grow again if the user reverses scroll direction



Required parameters of BarChartWidget #




Parameter
Description




double minHeight
The minimum height dimensions of the BarChartWidget


double maxHeight
The maximum height dimensions of the BarChartWidget


List
hold the list of bar chart data


bool isScrolling
Whether sliver is scrolling or not



Optional parameters of BarChartWidget #




Parameter
Default
Description




int yAxisIntervalCount
5
Used to set interval point on Y axis


double xAxisTextRotationAngle
0.0
Used to set X axis text on a rotation angle in case of larger text



Required parameters of BarChartData Model Class #




Parameter
Description




String x
a text that visible on Bar Chart X axis


double y
a value that visible on Bar Chart Y axis



Optional parameters of BarChartData Model Class #




Parameter
Default
Description




Color barColor
Colors.grey
used to set color of the bar



Guideline for contributors #


Contribution towards our repository is always welcome, we request contributors to create a pull
request for development.

Guideline to report an issue/feature request #

It would be great for us if the reporter can share the below things to understand the root cause of
the issue.

Library version
Code snippet
Logs if applicable
Device specification like (Manufacturer, OS version, etc)
Screenshot/video with steps to reproduce the issue
Library used

LICENSE! #
sliver_bar_chart
is MIT-licensed.
Let us know! #
We’d be really happy if you send us links to your projects where you use our component. Just send an
email to [email protected] And do let us know if you have any questions or suggestion
regarding our work.