public class PathEffectView extends View {  private Path line;  private Paint linePaint;  private Path range;  private Paint rangePaint;  private final Paint paint3;  public PathEffectView(Context context, @Nullable AttributeSet attrs) {    super(context, attrs);    linePaint = new Paint(Paint.ANTI_ALIAS_FLAG);    linePaint.setStrokeWidth(10);    linePaint.setColor(Color.BLACK);    linePaint.setStyle(Paint.Style.STROKE);    linePaint.setPathEffect(new CornerPathEffect(300));    rangePaint = new Paint(linePaint);    rangePaint.setColor(Color.BLUE);    rangePaint.setStyle(Paint.Style.FILL);    paint3 = new Paint(linePaint);    paint3.setColor(Color.RED);  }  @Override  protected void onSizeChanged(int w, int h, int oldw, int oldh) {    super.onSizeChanged(w, h, oldw, oldh);    line = new Path();    range = new Path();    line.moveTo(0,1000);    line.rLineTo(200,-150);    line.rLineTo(200,300);    line.rLineTo(200,-350);    line.rLineTo(200,320);    line.rLineTo(200,-370);    line.lineTo(w,800);    range.addPath(line);    range.lineTo(w,h);    rangePaint.setPathEffect(null);    range.lineTo(0,h);    range.close();  }  @Override  protected void onDraw(Canvas canvas) {    super.onDraw(canvas);    canvas.save();    canvas.translate(0,-20);    canvas.drawPath(line, linePaint);    canvas.restore();    canvas.drawPath(range, rangePaint);    canvas.drawPath(range,paint3);  }}