京东首页

package com.example.myapplication;

 

public class MainActivity extends AppCompatActivity {

    @butterknife.BindView(R.id.main_frame)
    FrameLayout mainFrame;
    @butterknife.BindView(R.id.main_bottom_bar)
    BottomBar mainBottomBar;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        butterknife.ButterKnife.bind(this);
        FragmentManager manager1 = getSupportFragmentManager();
        FragmentTransaction transaction1 = manager1.beginTransaction();
        transaction1.replace(R.id.main_frame,new HomeFragment());
        transaction1.commit();
        mainBottomBar.setOnTabSelectListener(new OnTabSelectListener() {
            @Override
            public void onTabSelected(int tabId) {
                switch (tabId){
                    case R.id.tab_cart:
                        FragmentManager manager1 = getSupportFragmentManager();
                        FragmentTransaction transaction1 = manager1.beginTransaction();
                        transaction1.replace(R.id.main_frame,new CarFragment());
                        transaction1.commit();
                        break;
                    case R.id.tab_home:
                        FragmentManager manager = getSupportFragmentManager();
                        FragmentTransaction transaction = manager.beginTransaction();
                       transaction.replace(R.id.main_frame, new HomeFragment());
                        transaction.commit();
                        break;
                }
            }
        });
    }
}

 

 

 


public class HomeFragment extends BaseActivity<HomePersenter> implements ILoginView {

    @BindView(R.id.home_banner)
    Banner homeBanner;
    @BindView(R.id.home_recyclerview)
    RecyclerView homeRecyclerview;
    Unbinder unbinder;
    @BindView(R.id.home_miaosha)
    RecyclerView homeMiaosha;
    @BindView(R.id.home_tuijian)
    RecyclerView homeTuijian;

    private List<String> images = new ArrayList<>();

    @Override
    protected HomePersenter providePresenter() {
        HomePersenter homePersenter = new HomePersenter(this);
        homePersenter.login1();
        return homePersenter;
    }

    @Override
    protected void initView(View view) {

    }

    @Override
    protected int provideLayoutId() {
        return R.layout.home_fregment;
    }


    @Override
    public void onLoginSuccess(LunBean lunBean) {
        //轮播图
        List<LunBean.DataBean> data = lunBean.getData();
        for (int i = 0; i < data.size(); i++) {
            String icon = data.get(i).getIcon();
            String[] split = icon.split("\\|");
            images.add(split[0]);
            homeBanner.setImageLoader(new GildeImageLoder());
            homeBanner.setImages(images);
            homeBanner.start();
        }
        //秒杀
        List<LunBean.MiaoshaBean.ListBeanX> list = lunBean.getMiaosha().getList();
        MiaoAdapter miaoAdapter = new MiaoAdapter(list, getContext());
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getContext());
        linearLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
        homeMiaosha.setLayoutManager(linearLayoutManager);
        homeMiaosha.setAdapter(miaoAdapter);
        //推荐
        List<LunBean.TuijianBean.ListBean> list1 = lunBean.getTuijian().getList();
        TuiAdapter tuiAdapter = new TuiAdapter(list1, getContext());
        GridLayoutManager gridLayoutManager = new GridLayoutManager(getContext(), 2);
        homeTuijian.setLayoutManager(gridLayoutManager);
        homeTuijian.setAdapter(tuiAdapter);
    }


    //九宫格
    @Override
    public void onjiuLoginSuccess(JiuBean jiuBean) {
        List<JiuBean.DataBean> list = jiuBean.getData();
        JiuAdapter jiuAdapter = new JiuAdapter(list, getActivity());
        GridLayoutManager gridLagyoutManager = new GridLayoutManager(getContext(), 2);
        gridLagyoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
        homeRecyclerview.setLayoutManager(gridLagyoutManager);
        homeRecyclerview.setAdapter(jiuAdapter);
    }

    @Override
    public void onerror(String error) {
        Log.d("sss", "sss");
    }

    public class GildeImageLoder extends ImageLoader {

        @Override
        public void displayImage(Context context, Object path, ImageView imageView) {
            Uri uri = Uri.parse((String) path);
            imageView.setImageURI(uri);
        }

        @Override
        public ImageView createImageView(Context context) {
            SimpleDraweeView simpleDraweeView = new SimpleDraweeView(context);
            return simpleDraweeView;
        }
    }
}

 

 

package com.example.myapplication.view;

 


public class CarFragment extends Fragment {

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {

        View view = inflater.inflate(R.layout.fragment_car, container, false);

        return view;
    }
}

 

package com.example.myapplication.view;

 

  1. public interface ILoginView extends com.example.myapplication.base.IView {

    void onLoginSuccess(LunBean lunBean);
    void onjiuLoginSuccess(JiuBean jiuBean);
    void onerror(String error);
}

 

package com.example.myapplication.model.adpter;

 


public class JiuAdapter extends RecyclerView.Adapter<JiuAdapter.ViewHolder> {
    private List<JiuBean.DataBean> list;
    private Context context;

    public JiuAdapter(List<JiuBean.DataBean> list, Context context) {
        this.list = list;
        this.context = context;
    }

    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
        View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.home_jiu_itme, viewGroup, false);
        ViewHolder viewHolder = new ViewHolder(view);
        return viewHolder;
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder viewHolder, int i) {
        viewHolder.textView.setText(list.get(i).getName());
        String icon = list.get(i).getIcon();
        Uri uri = Uri.parse(icon);
        viewHolder.imageView.setImageURI(uri);
    }

    @Override
    public int getItemCount() {
        return list.size();
    }

    public class ViewHolder extends RecyclerView.ViewHolder {
        private final SimpleDraweeView imageView;
        private final TextView textView;
        public ViewHolder(@NonNull View itemView) {
            super(itemView);
            imageView = itemView.findViewById(R.id.home_jiu_item_image);
            textView = itemView.findViewById(R.id.home_jiu_item_name);
        }
    }
}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

内容概要:本文系统介绍了算术优化算法(AOA)的基本原理、核心思想及Python实现方法,并通过图像分割的实际案例展示了其应用价值。AOA是一种基于种群的元启发式算法,其核心思想来源于四则运算,利用乘除运算进行全局勘探,加减运算进行局部开发,通过数学优化器加速函数(MOA)和数学优化概率(MOP)动态控制搜索过程,在全局探索与局部开发之间实现平衡。文章详细解析了算法的初始化、勘探与开发阶段的更新策略,并提供了完整的Python代码实现,结合Rastrigin函数进行测试验证。进一步地,以Flask框架搭建前后端分离系统,将AOA应用于图像分割任务,展示了其在实际工程中的可行性与高效性。最后,通过收敛速度、寻优精度等指标评估算法性能,并提出自适应参数调整、模型优化和并行计算等改进策略。; 适合人群:具备一定Python编程基础和优化算法基础知识的高校学生、科研人员及工程技术人员,尤其适合从事人工智能、图像处理、智能优化等领域的从业者;; 使用场景及目标:①理解元启发式算法的设计思想与实现机制;②掌握AOA在函数优化、图像分割等实际问题中的建模与求解方法;③学习如何将优化算法集成到Web系统中实现工程化应用;④为算法性能评估与改进提供实践参考; 阅读建议:建议读者结合代码逐行调试,深入理解算法流程中MOA与MOP的作用机制,尝试在不同测试函数上运行算法以观察性能差异,并可进一步扩展图像分割模块,引入更复杂的预处理或后处理技术以提升分割效果。
评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值