ui::LocatedEvent location() returns gfx::PointF

ash/frame/caption_buttons/frame_maximize_button.cc

 // Copyright 2013 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.
 
 #include "ash/frame/caption_buttons/frame_maximize_button.h"
 
 #include "ash/frame/caption_buttons/frame_maximize_button_observer.h"
 #include "ash/frame/caption_buttons/maximize_bubble_controller.h"
 #include "ash/metrics/user_metrics_recorder.h"
 #include "ash/screen_util.h"
@@ skipping 260 matching lines @@
   }
 
   if (event->type() == ui::ET_GESTURE_TAP ||
       (event->type() == ui::ET_GESTURE_SCROLL_END && is_snap_enabled_) ||
       event->type() == ui::ET_SCROLL_FLING_START) {
     // The position of the event may have changed from the previous event (both
     // for TAP and SCROLL_END). So it is necessary to update the snap-state for
     // the current event.
     ProcessUpdateEvent(*event);
     if (event->type() == ui::ET_GESTURE_TAP) {
-      snap_type_ = SnapTypeForLocation(event->location());
+      snap_type_ = SnapTypeForLocation(gfx::ToFlooredPoint(event->location()));
       TouchUMA::GetInstance()->RecordGestureAction(
           TouchUMA::GESTURE_FRAMEMAXIMIZE_TAP);
     }
     ProcessEndEvent(*event);
     event->SetHandled();
     return;
   }
 
   if (is_snap_enabled_) {
     if (event->type() == ui::ET_GESTURE_END &&
         event->details().touch_points() == 1) {
       // The position of the event may have changed from the previous event. So
       // it is necessary to update the snap-state for the current event.
       ProcessUpdateEvent(*event);
-      snap_type_ = SnapTypeForLocation(event->location());
+      snap_type_ = SnapTypeForLocation(gfx::ToFlooredPoint(event->location()));
       ProcessEndEvent(*event);
       event->SetHandled();
       return;
     }
 
     if (event->type() == ui::ET_GESTURE_SCROLL_UPDATE ||
         event->type() == ui::ET_GESTURE_SCROLL_BEGIN) {
       ProcessUpdateEvent(*event);
       event->SetHandled();
       return;
@@ skipping 14 matching lines @@
     maximizer_.reset(new MaximizeBubbleController(
         this,
         GetMaximizeBubbleFrameState(),
         bubble_appearance_delay_ms_));
   } else {
     // If the menu did not show up yet, we delay it even a bit more.
     maximizer_->DelayCreation();
   }
   InstallEventFilter();
   snap_type_ = SNAP_NONE;
-  press_location_ = event.location();
+  press_location_ = gfx::ToFlooredPoint(event.location());
   exceeded_drag_threshold_ = false;
   update_timer_.Start(
       FROM_HERE,
       base::TimeDelta::FromMilliseconds(kUpdateDelayMS),
       this,
       &FrameMaximizeButton::UpdateSnapFromEventLocation);
 }
 
 void FrameMaximizeButton::ProcessUpdateEvent(const ui::LocatedEvent& event) {
   DCHECK(is_snap_enabled_);
   if (!exceeded_drag_threshold_) {
     exceeded_drag_threshold_ = views::View::ExceededDragThreshold(
-        event.location() - press_location_);
+        gfx::ToFlooredPoint(event.location()) - press_location_);
   }
   if (exceeded_drag_threshold_)
-    UpdateSnap(event.location());
+    UpdateSnap(gfx::ToFlooredPoint(event.location()));
 }
 
 bool FrameMaximizeButton::ProcessEndEvent(const ui::LocatedEvent& event) {
   update_timer_.Stop();
   UninstallEventFilter();
   bool should_snap = is_snap_enabled_;
   is_snap_enabled_ = false;
 
   // Remove our help bubble.
   maximizer_.reset();
@@ skipping 180 matching lines @@
     return FRAME_STATE_SNAP_LEFT;
   if (bounds.right() == screen.right())
     return FRAME_STATE_SNAP_RIGHT;
   // If we come here, it is likely caused by the fact that the
   // "VerticalResizeDoubleClick" stored a restore rectangle. In that case
   // we allow all maximize operations (and keep the restore rectangle).
   return FRAME_STATE_NONE;
 }
 
 }  // namespace ash