zoukankan      html  css  js  c++  java
  • 十日冲刺

    今天需要做关于wode.xml中的数据展示,需要获取当月时间,对本月预算进行计算,将数据展示在我的界面之中

     相关代码:

    package com.example.myapplicationgb;
    
    import android.content.Intent;
    import android.database.Cursor;
    import android.graphics.Bitmap;
    import android.graphics.BitmapFactory;
    import android.graphics.Canvas;
    import android.graphics.Color;
    import android.graphics.Matrix;
    import android.graphics.Paint;
    import android.os.Bundle;
    import android.util.Log;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    import android.widget.Button;
    import android.widget.EditText;
    import android.widget.ImageView;
    import android.widget.TextView;
    
    import androidx.annotation.Nullable;
    import androidx.fragment.app.Fragment;
    
    import com.example.myapplicationgb.domain.ImageItem;
    import com.example.myapplicationgb.utils.PickerConfig;
    
    import java.lang.ref.WeakReference;
    import java.util.ArrayList;
    import java.util.Calendar;
    import java.util.List;
    
    public class siFragment extends Fragment implements PickerConfig.OnImageSelectFinishListener{
        private String context;
        private TextView mTextView;
        private Button daka;
        private final String TAG="siFragment";
        int i=0;
        private TextView day;
        int year1,month1,day1;
        private DatabaseHelper mDatabaseHelper ;
        private List<CostBean> mCostBeanList;
    
        TextView zhichu_money;
        TextView yue_money;
        EditText jine;
        String jin;
        int all_1;
        Button queding;
        ImageView dreamImage;
    
        public siFragment(String context){
            this.context = context;
        }
    
        public siFragment() {
    
        }
    
        @Override
        public void onActivityCreated(@Nullable Bundle savedInstanceState)  {
            super.onActivityCreated(savedInstanceState);
    
    
    
            //取本月
            Calendar calendar = Calendar.getInstance();
            year1 = calendar.get(Calendar.YEAR);
            month1 = calendar.get(Calendar.MONTH)+1;
            day1 = calendar.get(Calendar.DAY_OF_MONTH);
            String i= siFragment.this.month1+"";
            Log.e("22",i);
            Cursor cursor =mDatabaseHelper.selectlist(i);
            if (cursor != null){
                while (cursor.moveToNext()){
                    CostBean costBean = new CostBean();
                    costBean.costTitle = cursor.getString(cursor.getColumnIndex("cost_title"));
                    costBean.costDate = cursor.getString(cursor.getColumnIndex("cost_date"));
                    costBean.costMoney = cursor.getString(cursor.getColumnIndex("cost_money"));
                    mCostBeanList.add(costBean);
                    Log.e("data",costBean.costMoney );
    
                }
                cursor.close();
            }
    
    
    
    
        }
    
    
    
        @Nullable
        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
            View view = inflater.inflate(R.layout.wode,container,false);
    
            mDatabaseHelper = new DatabaseHelper(getActivity());
            mCostBeanList = new ArrayList<>();
           daka=view.findViewById(R.id.daka);
           day=view.findViewById(R.id.day);
           daka.setOnClickListener(new View.OnClickListener() {
               @Override
               public void onClick(View view) {
                   i++;
                   int f=i;
                   daka.setText("已打卡");
                   day.setText(i+"");
               }
           });
    
            zhichu_money=view.findViewById(R.id.zhichu_money);
            jine=view.findViewById(R.id.jine);
            yue_money=view.findViewById(R.id.yue_money);
            queding=view.findViewById(R.id.queding);
            queding.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                    jin=jine.getText().toString();
                    all_1=Integer.parseInt(jin);
                    SumList();
                }
            });
    
            dreamImage =view.findViewById(R.id.dream_image_iv);
            dreamImage.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                   startActivity(new Intent(view.getContext(),PickerAvtivity.class));
                }
            });
    
            return view;
        }
    
        @Override
        public void onSelectedFinished(List<ImageItem> result) {
            //返回来的数据显示出来
            for (ImageItem imageItem : result) {
                Log.d(TAG, " item----> "+imageItem);
            }
            ImageItem i=result.get(0);
            func(i.getPath(),i.getW(),i.getH());
    
        }
    
    
        private void SumList() {
            int sumzhichu = 0;
            int sumshouru = 0;
            int lastyue = 0;
            int all=0;
            for (int i = 0; i < mCostBeanList.size(); i++) {
                CostBean costBean = mCostBeanList.get(i);
                int  costMoney = Integer.parseInt(costBean.getCostMoney());
    
                if(costMoney<=0){
                    sumzhichu += costMoney;
                }else{
                    sumshouru += costMoney;
                }
            }
            lastyue = sumzhichu+sumshouru;
            all=all_1+lastyue;
            //shouru.setText(String.valueOf(sumshouru));
            zhichu_money.setText(String.valueOf(sumzhichu));
            yue_money.setText(String.valueOf(all));
    
        }
    
    
        //褪色处理
        public void func(String path,int w,int h)
        {
            Log.d(TAG, "func: "+path);
            Bitmap bitmap = convertToBitmap(path,w,h);
    //        int width = bitmap.getWidth();
    //        int height = bitmap.getHeight();
            Bitmap base = bitmap.copy(Bitmap.Config.ARGB_8888, true);
    //        Bitmap B=toGrayscale(base);
            Canvas canvas = new Canvas(base);//以base为模板创建canvas对象
            canvas.drawBitmap(bitmap, new Matrix(),new Paint());
            for(int i = 0; i < base.getWidth(); i++)//遍历像素点
            {
                for(int j = 0; j < base.getHeight()*0.5; j++)
                {
                    int color = bitmap.getPixel(i, j);
    
                    int r = Color.red(color);
                    int g = Color.green(color);
                    int b = Color.blue(color);
                    int a = Color.alpha(color);
    
                    int avg = (r+g+b)/3;//RGB均值
    
                    r= (int) (r/3);
                    g=(int)(g/3);
                    b=(int)(b/3);
                    base.setPixel(i, j,Color.argb(a, r, g, b));
    //                if(avg >= 100)//100可以理解为经验值
    //                {
    //                    base.setPixel(i, j,Color.argb(a, 255, 255, 255));//设为白色
    //                }
    //                else
    //                {
    //                    base.setPixel(i, j,Color.argb(a, 0, 0, 0));//设为黑色
    //                }
                }
            }
            bitmap.recycle();
            dreamImage.setImageBitmap(base);
    
        }
        public static Bitmap convertToBitmap(String path, int w, int h) {
            BitmapFactory.Options opts = new BitmapFactory.Options();
            // 设置为ture只获取图片大小
            opts.inJustDecodeBounds = true;
            opts.inPreferredConfig = Bitmap.Config.ARGB_8888;
            // 返回为空
            BitmapFactory.decodeFile(path, opts);
            int width = opts.outWidth;
            int height = opts.outHeight;
            float scaleWidth = 0.f, scaleHeight = 0.f;
            if (width > w || height > h) {
                // 缩放
                scaleWidth = ((float) width) / w;
                scaleHeight = ((float) height) / h;
            }
            opts.inJustDecodeBounds = false;
            float scale = Math.max(scaleWidth, scaleHeight);
            opts.inSampleSize = (int)scale;
            WeakReference<Bitmap> weak = new WeakReference<Bitmap>(BitmapFactory.decodeFile(path, opts));
            return Bitmap.createScaledBitmap(weak.get(), w, h, true);
        }
    
    
    }
    Fragment

    明天放慢进度,排查一下app的一些bug,以及一些对客户来说不方便的地方,将那些东西进行改进。

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  • 原文地址:https://www.cnblogs.com/yangxionghao/p/12785740.html
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