Add log dumps for taskbar state

Test: created bugreport and checked logs
Bug: -
Change-Id: Ic0c2330b18c8daf181ae5b236e0c4b212d630fa3

quickstep/src/com/android/launcher3/taskbar/TaskbarEduController.java

@@ -37,12 +37,13 @@ import com.android.launcher3.icons.BitmapInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.uioverrides.PredictedAppIcon;
 
+import java.io.PrintWriter;
 import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
 /** Handles the Taskbar Education flow. */
-public class TaskbarEduController {
+public class TaskbarEduController implements TaskbarControllers.LoggableTaskbarController {
 
     private static final long WAVE_ANIM_DELAY = 250;
     private static final long WAVE_ANIM_STAGGER = 50;
@@ -186,6 +187,18 @@ public class TaskbarEduController {
         return waveAnim;
     }
 
+    @Override
+    public void dumpLogs(String prefix, PrintWriter pw) {
+        pw.println(prefix + "TaskbarEduController:");
+
+        pw.println(String.format("%s\tisShowingEdu=%b", prefix, mTaskbarEduView != null));
+        pw.println(String.format("%s\tmWaveAnimTranslationY=%.2f", prefix, mWaveAnimTranslationY));
+        pw.println(String.format(
+                "%s\tmWaveAnimTranslationYReturnOvershoot=%.2f",
+                prefix,
+                mWaveAnimTranslationYReturnOvershoot));
+    }
+
     /**
      * Callbacks for {@link TaskbarEduView} to interact with its controller.
      */