compile 'com.canyinghao:caneffect:1.0.3'

public final class ViewAnimationUtils {    public static Animator createCircularReveal(View view, int centerX, int centerY, float startRadius, float endRadius) {        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {            return android.view.ViewAnimationUtils                    .createCircularReveal(view, centerX, centerY, startRadius, endRadius);        } else {            return CanCircularRevealLayout.Builder.on(view)                    .centerX(centerX)                    .centerY(centerY)                    .startRadius(startRadius)                    .endRadius(endRadius)                    .create();        }    }}

public class MainActivity extends AppCompatActivity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        View view1 = findViewById(R.id.view1);        View fl1 = findViewById(R.id.fl1);        View view2 = findViewById(R.id.view2);        View fl2 = findViewById(R.id.fl2);        final View view3 = findViewById(R.id.view3);        final View view4 = findViewById(R.id.view4);        CanShadowDrawable.Builder.on(fl1)                .radius(dp2Px(5))                .shadowColor(Color.parseColor("#333333"))                .shadowRange(dp2Px(5))                .offsetTop(dp2Px(5))                .offsetBottom(dp2Px(5))                .offsetLeft(dp2Px(5))                .offsetRight(dp2Px(5))                .create();        CanRippleLayout.Builder.on(view1).rippleCorner(dp2Px(5)).create();        view1.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                Toast.makeText(getApplicationContext(), "onClick", Toast.LENGTH_SHORT).show();            }        });        CanShadowDrawable.Builder.on(fl2)                .radius(dp2Px(10))                .shadowColor(Color.parseColor("#333333"))                .shadowRange(dp2Px(5))//                .offsetTop(dp2Px(5))                .offsetBottom(dp2Px(5))                .offsetLeft(dp2Px(5))                .offsetRight(dp2Px(5))                .create();        CanWaterWaveLayout.Builder.on(view2).create();        view2.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                Toast.makeText(getApplicationContext(), "onClick", Toast.LENGTH_SHORT).show();            }        });        view3.setVisibility(View.GONE);        view4.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                view4.setVisibility(View.GONE);                view3.setVisibility(View.VISIBLE);                Animator c1a = ViewAnimationUtils                        .createCircularReveal(view3, 0, 0, (int) dp2Px(100), 1000);                c1a.setDuration(1000);                c1a.setInterpolator(new AccelerateDecelerateInterpolator());                c1a.start();            }        });        view3.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                Animator c1a = ViewAnimationUtils                        .createCircularReveal(view3, 0, 0, 1000, (int) dp2Px(100));                c1a.setDuration(1000);                c1a.setInterpolator(new AccelerateDecelerateInterpolator());                c1a.start();                c1a.addListener(new Animator.AnimatorListener() {                    @Override                    public void onAnimationStart(Animator animator) {                    }                    @Override                    public void onAnimationEnd(Animator animator) {                        view3.setVisibility(View.GONE);                        view4.setVisibility(View.VISIBLE);                    }                    @Override                    public void onAnimationCancel(Animator animator) {                    }                    @Override                    public void onAnimationRepeat(Animator animator) {                    }                });            }        });    }    float dp2Px(float dp) {        return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics());    }    @Override    public boolean onCreateOptionsMenu(Menu menu) {        // Inflate the menu; this adds items to the action bar if it is present.        getMenuInflater().inflate(R.menu.menu_main, menu);        return true;    }    @Override    public boolean onOptionsItemSelected(MenuItem item) {        int id = item.getItemId();        switch (id) {            case R.id.action_1:                startActivity(new Intent(MainActivity.this, ShadowActivity.class));                break;            case R.id.action_2:                startActivity(new Intent(MainActivity.this, WaterActivity.class));                break;            case R.id.action_3:                startActivity(new Intent(MainActivity.this, RippleActivity.class));                break;            case R.id.action_4:                startActivity(new Intent(MainActivity.this, ShapeActivity.class));                break;            case R.id.action_5:                startActivity(new Intent(MainActivity.this, XmlActivity.class));                break;        }        return super.onOptionsItemSelected(item);    }}