Created
January 14, 2020 15:55
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import 'package:flutter/material.dart'; | |
import 'custom_slider_thumb_circle.dart'; | |
class SliderWidget extends StatefulWidget { | |
final double sliderHeight; | |
final int min; | |
final int max; | |
final fullWidth; | |
SliderWidget( | |
{this.sliderHeight = 48, | |
this.max = 10, | |
this.min = 0, | |
this.fullWidth = false}); | |
@override | |
_SliderWidgetState createState() => _SliderWidgetState(); | |
} | |
class _SliderWidgetState extends State<SliderWidget> { | |
double _value = 0; | |
@override | |
Widget build(BuildContext context) { | |
double paddingFactor = .2; | |
if (this.widget.fullWidth) paddingFactor = .3; | |
return Container( | |
width: this.widget.fullWidth | |
? double.infinity | |
: (this.widget.sliderHeight) * 5.5, | |
height: (this.widget.sliderHeight), | |
decoration: new BoxDecoration( | |
borderRadius: new BorderRadius.all( | |
Radius.circular((this.widget.sliderHeight * .3)), | |
), | |
gradient: new LinearGradient( | |
colors: [ | |
const Color(0xFF00c6ff), | |
const Color(0xFF0072ff), | |
], | |
begin: const FractionalOffset(0.0, 0.0), | |
end: const FractionalOffset(1.0, 1.00), | |
stops: [0.0, 1.0], | |
tileMode: TileMode.clamp), | |
), | |
child: Padding( | |
padding: EdgeInsets.fromLTRB(this.widget.sliderHeight * paddingFactor, | |
2, this.widget.sliderHeight * paddingFactor, 2), | |
child: Row( | |
children: <Widget>[ | |
Text( | |
'${this.widget.min}', | |
textAlign: TextAlign.center, | |
style: TextStyle( | |
fontSize: this.widget.sliderHeight * .3, | |
fontWeight: FontWeight.w700, | |
color: Colors.white, | |
), | |
), | |
SizedBox( | |
width: this.widget.sliderHeight * .1, | |
), | |
Expanded( | |
child: Center( | |
child: SliderTheme( | |
data: SliderTheme.of(context).copyWith( | |
activeTrackColor: Colors.white.withOpacity(1), | |
inactiveTrackColor: Colors.white.withOpacity(.5), | |
trackHeight: 4.0, | |
thumbShape: CustomSliderThumbCircle( | |
thumbRadius: this.widget.sliderHeight * .4, | |
min: this.widget.min, | |
max: this.widget.max, | |
), | |
overlayColor: Colors.white.withOpacity(.4), | |
//valueIndicatorColor: Colors.white, | |
activeTickMarkColor: Colors.white, | |
inactiveTickMarkColor: Colors.red.withOpacity(.7), | |
), | |
child: Slider( | |
value: _value, | |
onChanged: (value) { | |
setState(() { | |
_value = value; | |
}); | |
}), | |
), | |
), | |
), | |
SizedBox( | |
width: this.widget.sliderHeight * .1, | |
), | |
Text( | |
'${this.widget.max}', | |
textAlign: TextAlign.center, | |
style: TextStyle( | |
fontSize: this.widget.sliderHeight * .3, | |
fontWeight: FontWeight.w700, | |
color: Colors.white, | |
), | |
), | |
], | |
), | |
), | |
); | |
} | |
} |
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