<?xml version="1.0" encoding="utf-8"?>

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/frameLayout"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".RobitActivity">

</FrameLayout>

package com.badao.alarmmanager;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Context;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.graphics.RectF;

import android.os.Bundle;

import android.view.View;

import android.widget.FrameLayout;

public class RobitActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_robit);

        FrameLayout frameLayout= (FrameLayout) findViewById(R.id.frameLayout);  //获取帧布局管理器

        frameLayout.addView(new MyView(this));  //将自定义视图的内部类添加到布局管理器中

    }

    private class MyView extends View {

        public MyView(Context context) {

            super(context);

        }

        @Override

        protected void onDraw(Canvas canvas) {

            super.onDraw(canvas);

            Paint paint=new Paint(); //默认设置创建一个画笔

            paint.setAntiAlias(true); //使用抗锯齿功能

            paint.setColor(0xFFA4C739); //设置画笔的颜色为绿色

            //绘制机器人的头

            RectF rectf_head=new RectF(, , , );

            rectf_head.offset(, );

            canvas.drawArc(rectf_head, -, -, false, paint); //绘制弧

            //绘制眼睛

            paint.setColor(Color.WHITE); //设置画笔的颜色为白色

            canvas.drawCircle(, , , paint); //绘制圆

            canvas.drawCircle(, , , paint); //绘制圆

            paint.setColor(0xFFA4C739); //设置画笔的颜色为绿色

            //绘制天线

            paint.setStrokeWidth(); //设置笔触的宽度

            canvas.drawLine(, , , , paint); //绘制线

            canvas.drawLine(, , , , paint); //绘制线

            //绘制身体

            canvas.drawRect(, , , , paint); //绘制矩形

            RectF rectf_body=new RectF(,,,);

            canvas.drawRoundRect(rectf_body, , , paint); //绘制圆角矩形

            //绘制胳膊

            RectF rectf_arm=new RectF(,,,);

            canvas.drawRoundRect(rectf_arm, , , paint); //绘制左侧的胳膊

            rectf_arm.offset(, );       //设置在X轴上偏移120像素

            canvas.drawRoundRect(rectf_arm, , , paint); //绘制右侧的胳膊

            //绘制腿

            RectF rectf_leg=new RectF(,,,);

            canvas.drawRoundRect(rectf_leg, , , paint); //绘制左侧的腿

            rectf_leg.offset(, );       //设置在X轴上偏移40像素

            canvas.drawRoundRect(rectf_leg, , , paint); //绘制右侧的腿

        }

    }

}