label.dart

import 'package:flutter/material.dart';

const _labelHeight = 24.0;
const _cornerSize = 4.0;
const _textSize = 14.0;
const _strokeWidth = 2.0;

class Label extends StatelessWidget {
  Label.text(
      {Key? key,
      required this.labelText,
      this.textColor = Colors.black,
      this.textSize = _textSize})
      : assert(labelText.isNotEmpty),
        this.backgroundColor = Colors.transparent,
        this.strokeColor = Colors.transparent,
        this.strokeWidth = 0.0,
        super(key: key);

  Label.stroke(
      {Key? key,
      required this.labelText,
      this.textColor = Colors.black,
      this.textSize = _textSize,
      this.strokeColor = Colors.black,
      this.strokeWidth = _strokeWidth})
      : assert(labelText.isNotEmpty),
        this.backgroundColor = Colors.transparent,
        super(key: key);

  Label.filled(
      {Key? key,
      required this.labelText,
      this.backgroundColor = Colors.black,
      this.textColor = Colors.white,
      this.textSize = _textSize})
      : assert(labelText.isNotEmpty),
        this.strokeColor = Colors.transparent,
        this.strokeWidth = 0.0,
        super(key: key);

  final String labelText;
  final Color? textColor;
  final double textSize;
  final Color? backgroundColor;
  final Color? strokeColor;
  final double strokeWidth;

  @override
  Widget build(BuildContext context) {
    return Container(
      height: _labelHeight,
      decoration: BoxDecoration(
          border: Border.all(
              color: this.strokeColor ?? Colors.transparent,
              width: strokeWidth),
          borderRadius: BorderRadius.circular(_cornerSize),
          color: this.backgroundColor ?? Colors.transparent),
      padding: EdgeInsets.symmetric(horizontal: 8),
      child: Center(
        child: Text(this.labelText,
            style: Theme.of(context)
                .textTheme
                .caption
                ?.copyWith(color: this.textColor ?? Colors.black)),
      ),
    );
  }
}