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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "ui/events/ozone/evdev/touch_noise/touch_noise_finder.h" |
| 6 |
| 7 #include "base/stl_util.h" |
| 8 #include "ui/events/ozone/evdev/touch_noise/far_apart_taps_touch_noise_filter.h" |
| 9 #include "ui/events/ozone/evdev/touch_noise/horizontally_aligned_touch_noise_fil
ter.h" |
| 10 #include "ui/events/ozone/evdev/touch_noise/single_position_touch_noise_filter.h
" |
| 11 #include "ui/events/ozone/evdev/touch_noise/touch_noise_filter.h" |
| 12 |
| 13 namespace ui { |
| 14 |
| 15 TouchNoiseFinder::TouchNoiseFinder() { |
| 16 filters_.push_back(new FarApartTapsTouchNoiseFilter); |
| 17 filters_.push_back(new HorizontallyAlignedTouchNoiseFilter); |
| 18 filters_.push_back(new SinglePositionTouchNoiseFilter); |
| 19 } |
| 20 |
| 21 TouchNoiseFinder::~TouchNoiseFinder() { |
| 22 STLDeleteElements(&filters_); |
| 23 } |
| 24 |
| 25 void TouchNoiseFinder::HandleTouches( |
| 26 const std::vector<InProgressTouchEvdev>& touches, |
| 27 base::TimeDelta time) { |
| 28 for (const InProgressTouchEvdev& touch : touches) { |
| 29 if (!touch.was_touching) |
| 30 slots_with_noise_.set(touch.slot, false); |
| 31 } |
| 32 |
| 33 for (TouchNoiseFilter* filter : filters_) |
| 34 filter->Filter(touches, time, &slots_with_noise_); |
| 35 } |
| 36 |
| 37 bool TouchNoiseFinder::SlotHasNoise(size_t slot) const { |
| 38 return slots_with_noise_.test(slot); |
| 39 } |
| 40 |
| 41 } // namespace ui |
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