Update portrait enrollment for UDFPS

Bug: 171353506 Test: No effect on existing devices Change-Id: I701baf06bf3defde78af50eff5c0e01fafeb07cd
2020-11-30 17:16:00 -08:00
parent 61464f21a5
commit b07e2dbfd3
4 changed files with 223 additions and 5 deletions
--- a/src/com/android/settings/biometrics/fingerprint/UdfpsEnrollLayout.java
+++ b/src/com/android/settings/biometrics/fingerprint/UdfpsEnrollLayout.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.biometrics.fingerprint;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.hardware.fingerprint.FingerprintManager;
+import android.hardware.fingerprint.FingerprintSensorPropertiesInternal;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+import android.view.WindowInsets;
+import android.view.WindowManager;
+import android.widget.LinearLayout;
+
+import com.android.settings.R;
+
+public class UdfpsEnrollLayout extends LinearLayout {
+
+    private static final String TAG = "UdfpsEnrollLayout";
+
+    private final FingerprintSensorPropertiesInternal mSensorProps;
+
+    public UdfpsEnrollLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        mSensorProps = context.getSystemService(FingerprintManager.class)
+                .getSensorPropertiesInternal().get(0);
+    }
+
+    @Override
+    public void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        super.onLayout(changed, left, top, right, bottom);
+
+        final View animation = findViewById(R.id.fingerprint_progress_bar);
+        final WindowManager wm = getContext().getSystemService(WindowManager.class);
+        final int statusbarHeight = Math.abs(wm.getCurrentWindowMetrics().getWindowInsets()
+                .getInsets(WindowInsets.Type.statusBars()).toRect().height());
+
+        // Calculate the amount of translation required. This is just re-arranged from
+        // animation.setY(mSensorProps.sensorLocationY-statusbarHeight-mSensorProps.sensorRadius)
+        // The translationY is the amount of extra height that should be added to the spacer
+        // above the animation
+        final int spaceHeight = mSensorProps.sensorLocationY - statusbarHeight
+                - mSensorProps.sensorRadius - animation.getTop();
+         animation.setTranslationY(spaceHeight);
+    }
+
+
+
+    @Override
+    public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+
+        final View animation = findViewById(R.id.fingerprint_progress_bar);
+        final int sensorDiameter = mSensorProps.sensorRadius * 2;
+        // Multiply it slightly so that the progress bar is outside the UDFPS affordance, and that
+        // the animation is within the UDFPS affordance.
+        final int animationDiameter = (int) (sensorDiameter * 1);
+        animation.measure(MeasureSpec.makeMeasureSpec(animationDiameter, MeasureSpec.EXACTLY),
+                MeasureSpec.makeMeasureSpec(animationDiameter, MeasureSpec.EXACTLY));
+    }
+}