Scale screenWidth for split proportionally for thumbnail matrix

* Instead of passing in screenWidth to be that
of entire screen when using split, scale screenWidth
to that of only the amount that the given split app
is taking.
* Created TODO(b/254378592) to consolidate different
SplitBounds classes

Fixes: 250817893
Test: Checked phone/tablet swiping quickswitching
portrait and landscape

Change-Id: I5c3b2076110e358366284b2c794fd8df8a79f034
diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index c03aa3f..a991bf1 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -191,6 +191,7 @@
         mStagePosition = mThumbnailPosition.equals(splitInfo.leftTopBounds) ?
                 STAGE_POSITION_TOP_OR_LEFT :
                 STAGE_POSITION_BOTTOM_OR_RIGHT;
+        mPositionHelper.setSplitBounds(convertSplitBounds(mSplitBounds), mStagePosition);
     }
 
     /**
@@ -418,4 +419,15 @@
         return Math.max(Math.abs(mTempPoint[0]), Math.abs(mTempPoint[1]));
     }
 
+    /**
+     * TODO(b/254378592): Remove this after consolidation of classes
+     */
+    public static com.android.wm.shell.util.SplitBounds convertSplitBounds(SplitBounds bounds) {
+        return new com.android.wm.shell.util.SplitBounds(
+                bounds.leftTopBounds,
+                bounds.rightBottomBounds,
+                bounds.leftTopTaskId,
+                bounds.rightBottomTaskId
+        );
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index 71b0c60..7b9d9cd 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -19,6 +19,7 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.RunnableList;
+import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.util.TransformingTouchDelegate;
 import com.android.quickstep.RecentsModel;
@@ -26,8 +27,10 @@
 import com.android.quickstep.TaskThumbnailCache;
 import com.android.quickstep.util.CancellableTask;
 import com.android.quickstep.util.RecentsOrientedState;
+import com.android.quickstep.util.TaskViewSimulator;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
+import com.android.systemui.shared.recents.utilities.PreviewPositionHelper;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 
 import java.util.HashMap;
@@ -86,9 +89,19 @@
         mTaskIdContainer[1] = secondary.key.id;
         mTaskIdAttributeContainer[1] = new TaskIdAttributeContainer(secondary, mSnapshotView2,
                 mIconView2, STAGE_POSITION_BOTTOM_OR_RIGHT);
-        mTaskIdAttributeContainer[0].setStagePosition(STAGE_POSITION_TOP_OR_LEFT);
+        mTaskIdAttributeContainer[0].setStagePosition(
+                SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT);
         mSnapshotView2.bind(secondary);
         mSplitBoundsConfig = splitBoundsConfig;
+        if (mSplitBoundsConfig == null) {
+            return;
+        }
+        mSnapshotView.getPreviewPositionHelper().setSplitBounds(TaskViewSimulator
+                        .convertSplitBounds(splitBoundsConfig),
+                PreviewPositionHelper.STAGE_POSITION_TOP_OR_LEFT);
+        mSnapshotView2.getPreviewPositionHelper().setSplitBounds(TaskViewSimulator
+                        .convertSplitBounds(splitBoundsConfig),
+                PreviewPositionHelper.STAGE_POSITION_BOTTOM_OR_RIGHT);
     }
 
     @Override
@@ -207,7 +220,8 @@
     @Override
     public void launchTask(@NonNull Consumer<Boolean> callback, boolean freezeTaskList) {
         getRecentsView().getSplitSelectController().launchTasks(mTask.key.id, mSecondaryTask.key.id,
-                STAGE_POSITION_TOP_OR_LEFT, callback, freezeTaskList, getSplitRatio());
+                SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT, callback, freezeTaskList,
+                getSplitRatio());
     }
 
     @Override
diff --git a/src/com/android/launcher3/util/SplitConfigurationOptions.java b/src/com/android/launcher3/util/SplitConfigurationOptions.java
index 88e1b22..3eff783 100644
--- a/src/com/android/launcher3/util/SplitConfigurationOptions.java
+++ b/src/com/android/launcher3/util/SplitConfigurationOptions.java
@@ -100,6 +100,7 @@
      * with the same name/functionality in wm.shell.util (which launcher3 cannot be built against)
      *
      * If you make changes here, consider making the same changes there
+     * TODO(b/254378592): We really need to consolidate this
      */
     public static class SplitBounds {
         public final Rect leftTopBounds;