flutter_fulltime_recruiter/lib/comm/widget/my_load_image.dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:ftrecruiter/comm/utils/image_utils.dart';

/// 图片加载（支持本地与网络图片）
class MyLoadImage extends StatelessWidget {

  final String image;
  final double? width;
  final double? height;
  final BoxFit fit;
  final String placeholderPath;
  final int? cacheWidth;
  final int? cacheHeight;
  bool? isCircle = false;
  double? borderWidth = 0;
  Color? borderColor = Colors.transparent;
  VoidCallback? onClick;
  double? cornerRadius = 0;

  MyLoadImage(
    this.image, {
    Key? key,
    this.width,
    this.height,
    this.fit = BoxFit.cover,
    this.placeholderPath = '',
    this.cacheWidth,
    this.cacheHeight,
    this.isCircle,
    this.cornerRadius,
    this.borderColor,
    this.borderWidth,
    this.onClick,
  }) : super(key: key) {
    if (isCircle != null) {
      if (isCircle ?? true) {
        cornerRadius = width ?? 0 / 2;
      }
    }

    onClick ??= () {};
  }

  @override
  Widget build(BuildContext context) {
    if (image.isEmpty || image.startsWith('http')) {
      final Widget placeholder = MyAssetImage(placeholderPath, height: height, width: width, fit: fit);

      return Container(
          decoration: BoxDecoration(
            border: Border.all(width: borderWidth ?? 0, color: borderColor ?? Colors.transparent),
            borderRadius: BorderRadius.all(Radius.circular(cornerRadius ?? 0)),
          ),
          child: GestureDetector(
            onTap: onClick,
            child: ClipRRect(
                borderRadius: BorderRadius.circular(cornerRadius ?? 0),
                child: CachedNetworkImage(
                  imageUrl: image,
                  placeholder: (_, __) => placeholder,
                  errorWidget: (_, __, dynamic error) => placeholder,
                  width: width,
                  height: height,
                  fit: fit,
                  memCacheWidth: cacheWidth,
                  memCacheHeight: cacheHeight,
                )),
          ));
    } else {
      return GestureDetector(
        onTap: onClick,
        child: MyAssetImage(
          image,
          height: height,
          width: width,
          fit: fit,
          cacheWidth: cacheWidth,
          cacheHeight: cacheHeight,
        ),
      );
    }
  }
}

/// 加载本地资源图片
class MyAssetImage extends StatelessWidget {
  const MyAssetImage(this.image,
      {Key? key, this.width, this.height, this.cacheWidth, this.cacheHeight, this.fit, this.color})
      : super(key: key);

  final String image;
  final double? width;
  final double? height;
  final int? cacheWidth;
  final int? cacheHeight;
  final BoxFit? fit;
  final Color? color;

  @override
  Widget build(BuildContext context) {
    return Image.asset(
      ImageUtils.getImgPath(image),
      height: height,
      width: width,
      cacheWidth: cacheWidth,
      cacheHeight: cacheHeight,
      fit: fit,
      color: color,

      /// 忽略图片语义
      excludeFromSemantics: true,
    );
  }
}