import 'package:easy_refresh/easy_refresh.dart';
import 'package:flutter/material.dart';
import 'package:skywood/main/lib_file.dart';

/// 自定义 GIF Header
class GifHeader extends Header {
  const GifHeader({
    super.triggerOffset = 80,
    super.clamping = false,
    this.height = 80,
    this.size = 74,
  });

  final double height;
  final double size;

  @override
  Widget build(BuildContext context, IndicatorState state) {
    if (state.mode == IndicatorMode.inactive ||
        state.mode == IndicatorMode.processed ||
        state.mode == IndicatorMode.done) {
      return const SizedBox.shrink();
    }

    return SizedBox(
      height: height,
      child: Center(
        child: Image.asset(
          ConstImg.loading,
          width: size,
          height: size,
          fit: BoxFit.contain,
        ),
      ),
    );
  }
}