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how to add image in slider thumb flutter

Dhruvil Patel answered on January 8, 2022 Popularity 9/10 Helpfulness 2/10

answer how to add image in slider thumb flutter

how to add image in slider thumb flutter

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import 'package:flutter/material.dart';
import 'dart:ui' as ui;

import 'package:flutter/services.dart';

class CustomSlider extends StatefulWidget {
  const CustomSlider({Key? key}) : super(key: key);

  @override
  _CustomSliderState createState() => _CustomSliderState();
}

class _CustomSliderState extends State<CustomSlider> {
  late ui.Image customImage;
  double sliderValue = 0.0;

  Future<ui.Image> loadImage(String assetPath) async {
    ByteData data = await rootBundle.load(assetPath);
    ui.Codec codec = await ui.instantiateImageCodec(data.buffer.asUint8List());
    ui.FrameInfo fi = await codec.getNextFrame();

    return fi.image;
  }

  @override
  void initState() {
    loadImage('images/star.png').then((image) {
      setState(() {
        customImage = image;
      });
    });

    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return SliderTheme(
      data: SliderThemeData(
        trackHeight: 28,
        inactiveTrackColor: Colors.grey.shade300,
        activeTrackColor: const Color(0xFFFFE900),
        thumbShape: SliderThumbImage(customImage),
      ),
      child: Slider(
        value: 50,
        min: 0,
        max: 100,
        onChanged: (value) {},
      ),
    );
  }
}

class SliderThumbImage extends SliderComponentShape {
  final ui.Image image;

  SliderThumbImage(this.image);

  @override
  Size getPreferredSize(bool isEnabled, bool isDiscrete) {
    return const Size(0, 0);
  }

  @override
  void paint(PaintingContext context, Offset center,
      {required Animation<double> activationAnimation,
      required Animation<double> enableAnimation,
      required bool isDiscrete,
      required TextPainter labelPainter,
      required RenderBox parentBox,
      required SliderThemeData sliderTheme,
      required TextDirection textDirection,
      required double value,
      required double textScaleFactor,
      required Size sizeWithOverflow}) {
    final canvas = context.canvas;
    final imageWidth = image.width;
    final imageHeight = image.height;

    Offset imageOffset = Offset(
      center.dx - (imageWidth / 2),
      center.dy - (imageHeight / 2),
    );

    Paint paint = Paint()..filterQuality = FilterQuality.high;

    canvas.drawImage(image, imageOffset, paint);
  }
}

Popularity 9/10 Helpfulness 2/10 Language whatever

Source: tutorialmeta.com

Tags: add flutter image slider thumb whatever

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Contributed on Aug 26 2022

Dhruvil Patel

0 Answers Avg Quality 2/10

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flutter slider image list

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Widget slider() {
    return Scaffold(
      body:  CarouselSlider(
          items: [
          ListView.builder(
          itemCount: imgList.length,
          itemBuilder: (BuildContext context, int index) {
            return GestureDetector(
              onTap: () {
                print("Tapped  " + imgList[index]);
              },
              child: Container(
                height: 300,
                margin: EdgeInsets.all(8.0),
                decoration: BoxDecoration(
                  borderRadius: BorderRadius.circular(10.0),
                  image: DecorationImage(
                    image: NetworkImage(
                      imgList[index].toString(),
                    ),
                    fit: BoxFit.cover,
                  ),
                ),
              ),
            );
          })
          ],
          options: CarouselOptions(
            height: 320.0,
            enlargeCenterPage: true,
            autoPlay: true,
            aspectRatio: 16 / 9,
            autoPlayCurve: Curves.fastOutSlowIn,
            enableInfiniteScroll: true,
            autoPlayAnimationDuration: Duration(milliseconds: 800),
            viewportFraction: 0.8,
          ),
        )

    );
  }

Popularity 9/10 Helpfulness 4/10 Language dart

Source: Grepper

Tags: dart

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Contributed on Dec 16 2022

Mohamed Sami khiari

0 Answers Avg Quality 2/10

flutter image slider

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carousel_slider: ^4.0.0

import 'package:carousel_slider/carousel_slider.dart';

  List imgList = [
    'https://picsum.photos/500/300?random=1',
    'https://picsum.photos/500/300?random=2',
    'https://picsum.photos/500/300?random=3',
    'https://picsum.photos/500/300?random=4',
    'https://picsum.photos/500/300?random=5',
  ];
  
  
  
  CarouselSlider.builder(
              itemCount: imgList.length,
              itemBuilder: (context, index, realIndex) {
                print(index);
                return Container(
                  // height: 200,
                  child: Image.network(imgList[index]),
                );
              },
              options: CarouselOptions(
                enlargeCenterPage: true,
                autoPlay: true,
              ),
            ),

Popularity 10/10 Helpfulness 3/10 Language whatever

Source: Grepper

Tags: whatever whateve

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Contributed on Jan 08 2022

CodePadding

0 Answers Avg Quality 2/10

flutter slider image list

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Widget slider() {
    return Scaffold(
      body:  CarouselSlider.builder(
        itemCount: imgList.length,
        itemBuilder: (BuildContext context, int index , int J) {
            return GestureDetector(
              onTap: () {
                print("Tapped  " + imgList[index]);
              },
              child: Container(
                height: 300,
                margin: EdgeInsets.all(8.0),
                decoration: BoxDecoration(
                  borderRadius: BorderRadius.circular(10.0),
                  image: DecorationImage(
                    image: NetworkImage(
                      imgList[index].toString(),
                    ),
                    fit: BoxFit.cover,
                  ),
                ),
              ),
            );
          }
          ,
          options: CarouselOptions(
            height: 320.0,
            enlargeCenterPage: true,
            autoPlay: true,
            aspectRatio: 16 / 9,
            autoPlayCurve: Curves.fastOutSlowIn,
            enableInfiniteScroll: true,
            autoPlayAnimationDuration: Duration(milliseconds: 800),
            viewportFraction: 0.8,
          ),
        )

    );
  }
}

Popularity 9/10 Helpfulness 1/10 Language dart

Source: Grepper

Tags: dart flutter-slider flut

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Contributed on Dec 16 2022

Mohamed Sami khiari

0 Answers Avg Quality 2/10

how to add image in slider thumb flutter

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