[CRD iOS] Hook the touch input feedback

remoting/client/direct_input_strategy.cc

Index: remoting/client/direct_input_strategy.cc
diff --git a/remoting/client/direct_input_strategy.cc b/remoting/client/direct_input_strategy.cc
index 13d54faa9d881cafbb5e6ce6ca6fd546530fae15..e7cf925fbfef303a3e12bac9bdd5d84263aa8df2 100644
--- a/remoting/client/direct_input_strategy.cc
+++ b/remoting/client/direct_input_strategy.cc
@@ -3,10 +3,18 @@
 // found in the LICENSE file.
 
 #include "remoting/client/direct_input_strategy.h"
+
 #include "remoting/client/desktop_viewport.h"
 
 namespace remoting {
 
+namespace {
+
+const float kTapFeedbackRadius = 25.f;
+const float kLongPressFeedbackRadius = 55.f;
+
+}  // namespace
+
 DirectInputStrategy::DirectInputStrategy() {}
 
 DirectInputStrategy::~DirectInputStrategy() {}
@@ -36,15 +44,30 @@ void DirectInputStrategy::HandlePan(float translation_x,
   viewport->MoveDesktop(translation_x, translation_y);
 }
 
-void DirectInputStrategy::FindCursorPositions(float touch_x,
-                                              float touch_y,
-                                              const DesktopViewport& viewport,
-                                              float* cursor_x,
-                                              float* cursor_y) {
+void DirectInputStrategy::TrackTouchInput(float touch_x,
+                                          float touch_y,
+                                          const DesktopViewport& viewport) {
   ViewMatrix::Point cursor_position =
       viewport.GetTransformation().Invert().MapPoint({touch_x, touch_y});
-  *cursor_x = cursor_position.x;
-  *cursor_y = cursor_position.y;
+  cursor_x_ = cursor_position.x;
+  cursor_y_ = cursor_position.y;
+}
+
+void DirectInputStrategy::GetCursorPosition(float* cursor_x,
+                                            float* cursor_y) const {
+  *cursor_x = cursor_x_;
+  *cursor_y = cursor_y_;
+}
+
+float DirectInputStrategy::GetFeedbackRadius(InputFeedbackType type) const {
+  switch (type) {
+    case InputFeedbackType::TAP_FEEDBACK:
+      return kTapFeedbackRadius;
+    case InputFeedbackType::LONG_PRESS_FEEDBACK:
+      return kLongPressFeedbackRadius;
+    default:
+      NOTREACHED();
+  }
 }
 
 bool DirectInputStrategy::IsCursorVisible() const {