Android实现多个连续带数字圆圈效果

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import android.content.Context;
import android.os.Build;
import android.support.annotation.RequiresApi;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;

/**
 * Created by leafage on 2017/7/21.
 */

public class CircleView {

 private LinearLayout mMainLinearLayout;
 private ScrollView mScrollView;
 private LinearLayout mLinearLayout;
 private WindowManager mWindowManager;
 private Context mContext;

 //全屏参数
 LinearLayout.LayoutParams MatchParams = new LinearLayout.LayoutParams(
   ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);

 //用来设置内部LinearLayout的参数,宽度适应父布局，高度自动
 LinearLayout.LayoutParams LinearLayoutParams = new LinearLayout.LayoutParams(
   ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);

 //设置TextView的参数
 LinearLayout.LayoutParams TextViewParams = new LinearLayout.LayoutParams(
   LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);


 public CircleView(Context context) {
  mCOntext= context;
  mMainLinearLayout = new LinearLayout(context);
  mLinearLayout = new LinearLayout(context);
  mScrollView = new ScrollView(context);

  //用来得到总屏幕的宽度
  mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
  init();
 }

 private void init() {
  mLinearLayout.setOrientation(LinearLayout.VERTICAL);

  mMainLinearLayout.setLayoutParams(MatchParams);//最外面的全屏
  mScrollView.setLayoutParams(MatchParams);//滚动的全屏
  mLinearLayout.setLayoutParams(MatchParams);//内容的全屏
  mLinearLayout.setOrientation(LinearLayout.VERTICAL);//垂直放置

 }

 @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN)
 public LinearLayout getLinearLayout(int column, int count, View.OnClickListener onClickListener) {

  int row = count / column;//计算出多少排

  int duoyu = count - row * column;//计算出多余的个数

  int totalWidth = mWindowManager.getDefaultDisplay().getWidth();//得到总的宽度

  int width = totalWidth / column;//计算出每排的每个圆圈的平均宽度

  int margin = (int) (width*0.1);//设置边距为0.1

  width = (int) (width * 0.8);//去掉左右边距剩下的宽度

  int num = 1;//从1开始计数


  TextViewParams.setMargins(margin, margin, margin, margin);

  for (int i = 0 ; i 

import android.os.Build;
import android.os.Bundle;
import android.support.annotation.RequiresApi;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity{

 private LinearLayout mMainLayout;

 @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN)
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);

  CircleView circle = new CircleView(this);

  mMainLayout = circle.getLinearLayout(8, 53, new View.OnClickListener() {
   @Override
   public void onClick(View view) {
    Toast.makeText(MainActivity.this, "ID:" + ((TextView)view).getText(), Toast.LENGTH_SHORT).show();
   }
  });
  setContentView(mMainLayout);
 }

}