<com.grishko188.pinlibrary.PinPadView
    android:id="@+id/pin_pad"
    android:layout_width="match_parent"
    android:layout_height="match_parent"/>

        Configuration.withContext(this)
                .mode(PinPadView.PinPadUsageMode.ENTER)
                ...
                .build(mPinPad);

 Configuration.ConfigurationBuilder builder = new Configuration.ConfigurationBuilder(this);
 
        builder.mode(PinPadView.PinPadUsageMode.SETUP);
        builder.setSetupPinCodeListener(new OnSetupPinCodeListener() {
            @Override
            public void onSuccess(String pinCode) {
                
            }

            @Override
            public void onFail() {

            }
        });
        ...
        builder.build(mPinPad);

        Configuration.withContext(this)
                .mode(PinPadView.PinPadUsageMode.ENTER)
                .useFingerprint(true)
                .withCryptoObject(new FingerprintManagerCompat.CryptoObject(mCipher))
                ...
                .build(mPimPad);

    @Override
    protected void onResume() {
        super.onResume();
        mPinPad.startFingerprintScanner(); 
    }

    @Override
    protected void onPause() {
        super.onPause();
        mPinPad.stopFingerprintScanner();
    }

<attr name="ppv_color" format="color" />
<attr name="ppv_buttons_text_size" format="dimension|reference" />
<attr name="ppv_keyboard_form_style">
     <enum name="round" value="0" />
     <enum name="square" value="1" />
     <enum name="square_no_borders" value="2" />
     <enum name="round_no_borders" value="3" />
</attr>
<attr name="ppv_empty_char_style">
    <enum name="stroke" value="1" />
    <enum name="fill" value="0" />
</attr>
<attr name="ppv_max_len" format="integer|reference" />
<attr name="ppv_size" format="dimension|reference" />
<attr name="ppv_letter_spacing" format="dimension|reference" />
<attr name="ppv_fill_color" format="color" />
<attr name="ppv_max_try" format="integer" />
<attr name="ppv_keyboard_width" format="dimension|reference" />

 public void setColor(int color) 
 public void setKeyboardTextSize(int keyboardTextSize)
 public void setMaxLength(int maxLength)
 public void setSize(float size)
 public void setMaxTryCount(int maxTryCount)
 public void setEmptyCharFillColor(int fillColor)
 public void setLetterSpacing(int letterSpacing)
 public void setKeyboardWidth(int keyboardWidth) 

    <color name="pinlibrary_default">#5b5b5b</color>
    <color name="pinlibrary_white_transparent">#88FFFFFF</color>
    <color name="pinlibrary_pinbutton_border">#FFFFFF</color>
    <color name="pinlibrary_round_mask_border">#FFFFFF</color>
    <color name="pinlibrary_round_mask_fill">#FFFFFF</color>