Juxtapose

A flutter widget for comparing two stacked widgets by dragging a slider thumb to reveal either sides of the slider horizontally or vertically.

Inspired by Knightlab's JuxtaposeJS

Installation

Add the Juxtapose package to pubspec.yaml

dependencies:
  juxtapose: ^1.0.2

Import the package in your dart file

import 'package:juxtapose/juxtapose.dart';

Usage

Juxtapose(
  backgroundColor: Color(0xFF012747),
  foregroundWidget: Image.asset("flutter-logo.png"),
  backgroundWidget: Image.asset("flutter-logo-stroke.png"),
),

Horizontal	Vertical

By default the inner widgets expand to fill up space. Wrap in Center before sizing

Juxtapose(
  backgroundColor: Color(0xFF012747),
  foregroundWidget: Center(
    child: Image.asset("flutter-logo.png", width: 400),
  ),
  backgroundWidget: Center(
    child: Image.asset("flutter-logo-stroke.png", width: 400),
  ),
),

Sized Children output

API Reference

Property	Default	Description	Type
foregroundWidget	required	Widget displayed in front of the backgroundWidget	Widget
backgroundWidget	required	Widget displayed behind the foregroundWidget	Widget
height	optional	Height of the Juxtapose box	double
width	optional	Width of the Juxtapose box.	double
direction	Axis.horizontal	Sliding direction for juxtaposing between the two widgets	Axis
backgroundColor	Colors.transparent	Background color of the Juxtapose box	Color
dividerColor	Colors.white	Color of the horizontal/vertical divider	Color
dividerThickness	3.0	Line thickness of the horizontal/vertical divider	double
thumbColor	Colors.white	Color of the thumb that is dragged to juxtapose	Color
thumbSize	Size(12, 100)	Size of the thumb widget. Width is the shortest side. Height is the longest side.	Size
thumbBorderRadius	BorderRadius.circular(4)	Sets the border radius of the thumb widget	BorderRadius
showArrows	true	Indicates whether the arrows on the sides of the thumb are shown or not	bool

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Contact

Reach me on Twitter @lesliearkorful