canvas (원)

public class ShapeActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(new MyView(this));
        //setContentView(R.layout.activity_shape);

   /*     //리소스test
        //Textview에서 리소스 가져온다
        TextView textView =(TextView)findViewById(R.id.text_view);
        //Textview의 문자열을 해달 리소스ID의 문자열로 변경한다
        textView.setText(R.string.sample_string);
        //TextView의 배경색을 해당 Color리소스로 적용한다.
        textView.setBackground(R.color.RED);*/
    }

    private class MyView extends View{

        public MyView(Context context){
            super(context);
        }
        @Override
        protected void onDraw(Canvas canvas){
          canvas.drawColor(Color.WHITE);
            Paint paint = new Paint();
            RectF rect = new RectF(0, 0, canvas.getWidth(), canvas.getHeight());

            //Example values
            int mRadius = 300;
            rect.set(getWidth() / 2 - mRadius, getHeight() / 2 - mRadius, getWidth() / 2 + mRadius, getHeight() / 2 + mRadius);

            Paint p1 = new Paint(Paint.ANTI_ALIAS_FLAG);
            Paint p2 = new Paint(Paint.ANTI_ALIAS_FLAG);
            Paint p3 = new Paint(Paint.ANTI_ALIAS_FLAG);

            p1.setColor(Color.RED);
            p2.setColor(Color.BLUE);
            p3.setColor(Color.YELLOW);

            canvas.drawArc(rect, 0, 60, true, p1);
            canvas.drawArc(rect, 60, 60, true, p2);
            canvas.drawArc(rect, 120, 60, true, p3);
            canvas.drawArc(rect, 180, 60, true, p1);
            canvas.drawArc(rect, 240, 60, true, p2);
            canvas.drawArc(rect, 300, 60, true, p3);
            canvas.rotate(180, getWidth()/2, getHeight()/2);
            //canvas.drawCircle(canvas.getWidth() / 2, canvas.getHeight() / 2, canvas.getWidth()/3,p1);



        }
    }