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Merge "Add shadow to make the sensor area visible on white background"

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TreeHugger Robot
2020-08-14 23:26:39 +00:00
committed by Android (Google) Code Review
parent 1b6a7211cc d41b9a2117
commit f527b08f8f
1 changed files with 9 additions and 1 deletions
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10
packages/SystemUI/src/com/android/systemui/biometrics/UdfpsView.java
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@@ -36,6 +36,10 @@ import com.android.systemui.R;
public class UdfpsView extends View {
private static final String TAG = "UdfpsView";
// Values in pixels.
private static final float SENSOR_SHADOW_OFFSET = 2.0f;
private static final float SENSOR_OUTLINE_WIDTH = 2.0f;
private final Rect mScrimRect;
private final Paint mScrimPaint;
@@ -76,7 +80,6 @@ public class UdfpsView extends View {
a.recycle();
}
mScrimRect = new Rect();
mScrimPaint = new Paint(0 /* flags */);
mScrimPaint.setColor(Color.BLACK);
@@ -85,6 +88,9 @@ public class UdfpsView extends View {
mSensorPaint = new Paint(0 /* flags */);
mSensorPaint.setColor(Color.WHITE);
mSensorPaint.setStyle(Paint.Style.STROKE);
mSensorPaint.setStrokeWidth(SENSOR_OUTLINE_WIDTH);
mSensorPaint.setShadowLayer(SENSOR_OUTLINE_WIDTH, 0, 0, Color.BLACK);
mSensorPaint.setAntiAlias(true);
mTouchableRegion = new Rect();
mInsetsListener = internalInsetsInfo -> {
@@ -108,6 +114,8 @@ public class UdfpsView extends View {
mSensorY = h - mSensorMarginBottom - mSensorRadius;
mSensorRect.set(mSensorX - mSensorRadius, mSensorY - mSensorRadius,
mSensorX + mSensorRadius, mSensorY + mSensorRadius);
// Sets mTouchableRegion with rounded up values from mSensorRect.
mSensorRect.roundOut(mTouchableRegion);
getViewTreeObserver().addOnComputeInternalInsetsListener(mInsetsListener);