[CRD iOS] Inject mouse events to the host

remoting/client/ios/client_gestures.mm

 // Copyright 2017 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.
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 #import "remoting/client/ios/client_gestures.h"
 #import "remoting/client/ios/session/remoting_client.h"
@@ skipping 96 matching lines @@
   // LOG_TRACE(INFO) << "pinchGestureTriggered";
   if ([sender state] == UIGestureRecognizerStateChanged) {
     CGPoint pivot = [sender locationInView:_view];
     _client.gestureInterpreter->Pinch(pivot.x, pivot.y, sender.scale);
 
     sender.scale = 1.0;  // reset scale so next iteration is a relative ratio
   }
 }
 
 - (IBAction)tapGestureTriggered:(UITapGestureRecognizer*)sender {
-  // LOG_TRACE(INFO) << "tapGestureTriggered";
-  // CGPoint touchPoint = [sender locationInView:self.view];
-  // if ([_scene containsTouchPoint:touchPoint]) {
-  //   if (_inputScheme == HostInputSchemeTouch) {
-  //     [_scene setMouseLocationFromLocationInView:touchPoint];
-  //     _circle.expandedRadius = 11.0f;
-  //     [_circle doExpandingAnimationAtLocation:[_scene mouseLocationInView]];
-  //   }
-  //   [Utility leftClickOn:_clientToHostProxy at:_scene.mousePosition];
-  // }
+  CGPoint touchPoint = [sender locationInView:_view];
+  _client.gestureInterpreter->Tap(touchPoint.x, touchPoint.y);
 }
 
 // Change position of scene.  This can occur during a pinch or long press.
 // Or perform a Mouse Wheel Scroll.
 // TODO(yuweih): The comment above doesn't seem right. Non-panning gestures
 //     should be moved out of this method.
 - (IBAction)panGestureTriggered:(UIPanGestureRecognizer*)sender {
   // TODO(yuweih): Need deceleration animation, probably in another class.
   if ([sender state] == UIGestureRecognizerStateChanged &&
       [sender numberOfTouches] == 1) {
@@ skipping 94 matching lines @@
   //   // event in order to also capture the portion of the translation that
   //   occurred
   //   // between the Began and Changed States.
   //   if ([sender state] == UIGestureRecognizerStateChanged) {
   //     [sender setTranslation:CGPointZero inView:self.view];
   //   }
 }
 
 // Click-Drag mouse operation.  This can occur during a Pan.
 - (IBAction)longPressGestureTriggered:(UILongPressGestureRecognizer*)sender {
+  CGPoint touchPoint = [sender locationInView:_view];
+  remoting::GestureInterpreter::GestureState state;
+  switch ([sender state]) {
+    case UIGestureRecognizerStateBegan:
+      state = remoting::GestureInterpreter::GESTURE_BEGAN;
+      break;
+    case UIGestureRecognizerStateChanged:
+      state = remoting::GestureInterpreter::GESTURE_CHANGED;
+      break;
+    default:
+      state = remoting::GestureInterpreter::GESTURE_ENDED;
+  }
+  _client.gestureInterpreter->LongPress(touchPoint.x, touchPoint.y, state);
+
   // LOG_TRACE(INFO) << "longPressGestureTriggered";
   // if ([sender state] == UIGestureRecognizerStateBegan) {
   //   if (_inputScheme == HostInputSchemeTouch) {
   //     CGPoint touchPoint = [sender locationInView:self.view];
   //     [_scene setMouseLocationFromLocationInView:touchPoint];
   //   }
   //   [_clientToHostProxy mouseAction:_scene.mousePosition
   //                        wheelDelta:webrtc::DesktopVector(0, 0)
   //                       whichButton:1
   //                        buttonDown:YES];
@@ skipping 13 matching lines @@
   //                       whichButton:1
   //                        buttonDown:NO];
   //   if (_inputScheme == HostInputSchemeTouch) {
   //     // Return to the center.
   //     [_scene centerMouseInView];
   //   }
   // }
 }
 
 - (IBAction)twoFingerTapGestureTriggered:(UITapGestureRecognizer*)sender {
-  // LOG_TRACE(INFO) << "twoFingerTapGestureTriggered";
-  if (_inputScheme == HostInputSchemeTouch) {
-    // disabled
-    return;
-  }
-  // if ([_scene containsTouchPoint:[sender locationInView:self.view]]) {
-  //   [Utility rightClickOn:_clientToHostProxy at:_scene.mousePosition];
-  // }
+  CGPoint touchPoint = [sender locationInView:_view];
+  _client.gestureInterpreter->TwoFingerTap(touchPoint.x, touchPoint.y);
 }
 
 - (IBAction)threeFingerTapGestureTriggered:(UITapGestureRecognizer*)sender {
   // LOG_TRACE(INFO) << "threeFingerTapGestureTriggered";
   if (_inputScheme == HostInputSchemeTouch) {
     // disabled
     return;
   }
 
   // if ([_scene containsTouchPoint:[sender locationInView:self.view]]) {
@@ skipping 57 matching lines @@
       otherGestureRecognizer == _edgeGesture) {
     return YES;
   }
   // TODO(nicholss): If we return NO here, it dismisses the other reconizers.
   // As we add more types of reconizers, they need to be accounted for in the
   // above logic.
   return NO;
 }
 
 @end