[Chromoting] TouchInputHandler now listens to events in DesktopView

remoting/android/java/src/org/chromium/chromoting/TwoPointsEventParameter.java

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chromoting;
+
+import android.view.MotionEvent;
+
+/**
+ * An {@link Event} parameter to represent two {@link MotionEvent}s with a {@link #dx} and a
+ * {@link #dy} to indicate the distance between the points.
+ *
+ * {@link android.graphics.Point} and {@link android.graphics.PointF} are both mutable, so this
+ * class uses two floats instead.
+ */
+public final class TwoPointsEventParameter {
+    public final MotionEvent event1;
+    public final MotionEvent event2;
+    public final float dx;
+    public final float dy;
+
+    public TwoPointsEventParameter(MotionEvent event1,
+                                   MotionEvent event2,
+                                   float dx,
+                                   float dy) {
+        this.event1 = event1;
+        this.event2 = event2;
+        this.dx = dx;
+        this.dy = dy;
+    }
+}