README.md

dh_slider

A handy slider that supports color and image settings for thumb and track.

How to use

• Import dh_slider

import 'package:dh_slider/dh_slider.dart';

• Use color to set slider

DHSlider(
    thumbBorderSide: BorderSide.none,
    thumbColor: Colors.redAccent,
    trackHeight: 3,
    margin: EdgeInsets.only(left: 10, right: 10, top: 20),
    value: slider,
    onChanged: (double value){
      this.setState(() {
        slider = value;
      });
    })

• Use image to set slider

FutureBuilder(
  future: sliderFuture,
  builder: (BuildContext context, AsyncSnapshot<ui.Image> snapshot) {
    return DHSlider(
      value: slider,
      trackImage: snapshot.data,
      trackHeight: 13,
      activeTrackColor: Colors.transparent,
      inactiveTrackColor: Colors.transparent,
      disabledActiveTrackColor: Colors.transparent,
      disabledInactiveTrackColor: Colors.transparent,
      thumbColor: Colors.white,
      disabledThumbColor: Colors.white,
      enabledThumbRadius: 12,
      margin: EdgeInsets.only(left: 10, right: 10, top: 30),
      thumbBorderSide: BorderSide(
        width: 0.6,
        color: Colors.red,
      ),
      onChanged: (value) {
        this.setState(() => slider = value);
      },
      min: 0,
      max: 1,
    );
  }

To use image settings for track and thumb, use DHSlider.image.

• Add mark for slider

DHSliderTrackShape(
  alignThumbCenter: false,
  marks: ['0', '35', '70', '100'],
  activeMarkStyle: TextStyle(color: Colors.white, fontSize: 14),
  inactiveMarkStyle: TextStyle(color: Color(0xFF7F7F7F), fontSize: 12),
  disabledActiveMarkStyle: TextStyle(color: Colors.red, fontSize: 14),
  disabledInactiveMarkStyle: TextStyle(color: Colors.brown, fontSize: 12),
)

Customize trackShape parameters, set marks and markStyle.

• Add text for thumb

DHThumbShape(
    borderSide: BorderSide(width: 4, color: Color(0xFFFAAA00)),
    label: "value",
    enabledThumbRadius: 21,
    labelStyle: TextStyle(color: Colors.cyan, fontSize: 14))

Customize thumbShape parameters, set label and labelStyle.