[TimePicker] Fix ClockFaceView cropping in split-screen

Cropping occurred because `ClockFaceView` size calculation ignored parent constraints and radius calculation didn't update on resize.

PiperOrigin-RevId: 846258916

Author: Material Design Team

lib/java/com/google/android/material/timepicker/ClockFaceView.java

@@ -45,7 +45,6 @@
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewOutlineProvider;
-import android.view.ViewTreeObserver.OnPreDrawListener;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.TextView;
 import androidx.annotation.FloatRange;
@@ -139,22 +138,6 @@ public ClockFaceView(@NonNull Context context, @Nullable AttributeSet attrs, int
     setBackgroundColor(
         backgroundColor == null ? defaultBackgroundColor : backgroundColor.getDefaultColor());
 
-    getViewTreeObserver()
-        .addOnPreDrawListener(
-            new OnPreDrawListener() {
-              @Override
-              public boolean onPreDraw() {
-                if (!isShown()) {
-                  return true;
-                }
-                getViewTreeObserver().removeOnPreDrawListener(this);
-                int circleRadius =
-                    getHeight() / 2 - clockHandView.getSelectorRadius() - clockHandPadding;
-                setRadius(circleRadius);
-                return true;
-              }
-            });
-
     a.recycle();
 
     setOutlineProvider(
@@ -385,8 +368,21 @@ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     // proportionally to the smaller size
     int size = (int) (clockSize / max3(minimumHeight / height, minimumWidth / width, 1f));
 
+    int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec);
+    if (widthSpecMode != MeasureSpec.UNSPECIFIED) {
+      size = Math.min(size, MeasureSpec.getSize(widthMeasureSpec));
+    }
+
+    int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec);
+    if (heightSpecMode != MeasureSpec.UNSPECIFIED) {
+      size = Math.min(size, MeasureSpec.getSize(heightMeasureSpec));
+    }
+
     int spec = MeasureSpec.makeMeasureSpec(size, MeasureSpec.EXACTLY);
-    setMeasuredDimension(size, size);
+    int circleRadius = size / 2 - clockHandView.getSelectorRadius() - clockHandPadding;
+    if (circleRadius != getRadius()) {
+      setRadius(circleRadius);
+    }
     super.onMeasure(spec, spec);
   }
 

lib/java/com/google/android/material/timepicker/res/layout-land/material_timepicker.xml

@@ -51,6 +51,8 @@
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_marginStart="@dimen/clock_face_margin_start"
+    app:layout_constrainedWidth="true"
+    app:layout_constraintEnd_toEndOf="parent"
     app:layout_constraintStart_toEndOf="@+id/material_clock_display_and_toggle"
     app:layout_constraintTop_toTopOf="parent" />