Implement MediaController#getCurrentCues

It only covers MediaSession - MediaController
(Does not consider cases that either a legacy session or a legacy controller is involved)

Add PlayerInfo#Builder to clean it up.

PiperOrigin-RevId: 374785779

library/common/src/main/java/com/google/android/exoplayer2/text/Cue.java

@@ -20,11 +20,13 @@ import android.graphics.Color;
 import android.os.Bundle;
 import android.text.Layout;
 import android.text.Layout.Alignment;
+import android.text.TextUtils;
 import androidx.annotation.ColorInt;
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.Bundleable;
 import com.google.android.exoplayer2.util.Assertions;
+import com.google.common.base.Objects;
 import java.lang.annotation.Documented;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -474,6 +476,58 @@ public final class Cue implements Bundleable {
     return new Cue.Builder(this);
   }
 
+  @Override
+  public boolean equals(@Nullable Object obj) {
+    if (this == obj) {
+      return true;
+    }
+    if (obj == null || getClass() != obj.getClass()) {
+      return false;
+    }
+    Cue that = (Cue) obj;
+    return TextUtils.equals(text, that.text)
+        && textAlignment == that.textAlignment
+        && multiRowAlignment == that.multiRowAlignment
+        && (bitmap == null
+            ? that.bitmap == null
+            : (that.bitmap != null && bitmap.sameAs(that.bitmap)))
+        && line == that.line
+        && lineType == that.lineType
+        && lineAnchor == that.lineAnchor
+        && position == that.position
+        && positionAnchor == that.positionAnchor
+        && size == that.size
+        && bitmapHeight == that.bitmapHeight
+        && windowColorSet == that.windowColorSet
+        && windowColor == that.windowColor
+        && textSizeType == that.textSizeType
+        && textSize == that.textSize
+        && verticalType == that.verticalType
+        && shearDegrees == that.shearDegrees;
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hashCode(
+        text,
+        textAlignment,
+        multiRowAlignment,
+        bitmap,
+        line,
+        lineType,
+        lineAnchor,
+        position,
+        positionAnchor,
+        size,
+        bitmapHeight,
+        windowColorSet,
+        windowColor,
+        textSizeType,
+        textSize,
+        verticalType,
+        shearDegrees);
+  }
+
   /** A builder for {@link Cue} objects. */
   public static final class Builder {
     @Nullable private CharSequence text;
@@ -911,7 +965,7 @@ public final class Cue implements Bundleable {
     bundle.putCharSequence(keyForField(FIELD_TEXT), text);
     bundle.putSerializable(keyForField(FIELD_TEXT_ALIGNMENT), textAlignment);
     bundle.putSerializable(keyForField(FIELD_MULTI_ROW_ALIGNMENT), multiRowAlignment);
-    // TODO(b/187804381): Use Util.scaleDownBitmap when it's added
+    // TODO(b/187804381): Drop bitmap
     bundle.putParcelable(keyForField(FIELD_BITMAP), bitmap);
     bundle.putFloat(keyForField(FIELD_LINE), line);
     bundle.putInt(keyForField(FIELD_LINE_TYPE), lineType);

library/core/src/test/java/com/google/android/exoplayer2/text/CueTest.java

@@ -25,7 +25,6 @@ import android.os.Bundle;
 import android.os.Parcel;
 import android.text.Layout;
 import android.text.SpannedString;
-import android.text.TextUtils;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -128,22 +127,7 @@ public class CueTest {
             .build();
     Cue modifiedCue = parcelAndUnParcelCue(cue);
 
-    assertThat(TextUtils.equals(modifiedCue.text, cue.text)).isTrue();
-    assertThat(modifiedCue.textAlignment).isEqualTo(cue.textAlignment);
-    assertThat(modifiedCue.multiRowAlignment).isEqualTo(cue.multiRowAlignment);
-    assertThat(modifiedCue.bitmap).isNull();
-    assertThat(modifiedCue.bitmapHeight).isEqualTo(Cue.DIMEN_UNSET);
-    assertThat(modifiedCue.line).isEqualTo(cue.line);
-    assertThat(modifiedCue.lineType).isEqualTo(cue.lineType);
-    assertThat(modifiedCue.position).isEqualTo(cue.position);
-    assertThat(modifiedCue.positionAnchor).isEqualTo(cue.positionAnchor);
-    assertThat(modifiedCue.textSize).isEqualTo(cue.textSize);
-    assertThat(modifiedCue.textSizeType).isEqualTo(cue.textSizeType);
-    assertThat(modifiedCue.size).isEqualTo(cue.size);
-    assertThat(modifiedCue.windowColor).isEqualTo(cue.windowColor);
-    assertThat(modifiedCue.windowColorSet).isEqualTo(cue.windowColorSet);
-    assertThat(modifiedCue.verticalType).isEqualTo(cue.verticalType);
-    assertThat(modifiedCue.shearDegrees).isEqualTo(cue.shearDegrees);
+    assertThat(modifiedCue).isEqualTo(cue);
   }
 
   @Test
@@ -152,8 +136,7 @@ public class CueTest {
         new Cue.Builder().setBitmap(Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888)).build();
     Cue modifiedCue = parcelAndUnParcelCue(cue);
 
-    assertThat(modifiedCue.bitmap.sameAs(cue.bitmap)).isTrue();
-    assertThat(modifiedCue.bitmapHeight).isEqualTo(cue.bitmapHeight);
+    assertThat(modifiedCue).isEqualTo(cue);
   }
 
   private static Cue parcelAndUnParcelCue(Cue cue) {