src/ui/events/gestures/gesture_configuration.cc

   1 // Copyright (c) 2013 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/gestures/gesture_configuration.h"
   6
   7 namespace ui {
   8
   9 int GestureConfiguration::default_radius_ = 25;
  10 int GestureConfiguration::fling_max_cancel_to_down_time_in_ms_ = 400;
  11 int GestureConfiguration::fling_max_tap_gap_time_in_ms_ = 200;
  12 float GestureConfiguration::fling_velocity_cap_ = 17000.0f;
  13 int GestureConfiguration::tab_scrub_activation_delay_in_ms_ = 200;
  14 double GestureConfiguration::long_press_time_in_seconds_ = 1.0;
  15 double GestureConfiguration::semi_long_press_time_in_seconds_ = 0.4;
  16 double GestureConfiguration::max_distance_for_two_finger_tap_in_pixels_ = 300;
  17 double GestureConfiguration::max_seconds_between_double_click_ = 0.7;
  18 double
  19   GestureConfiguration::max_separation_for_gesture_touches_in_pixels_ = 150;
  20 float GestureConfiguration::max_swipe_deviation_angle_ = 20;
  21 double
  22   GestureConfiguration::max_touch_down_duration_in_seconds_for_click_ = 0.8;
  23 double GestureConfiguration::max_touch_move_in_pixels_for_click_ = 15;
  24 double GestureConfiguration::max_distance_between_taps_for_double_tap_ = 20;
  25 double GestureConfiguration::min_distance_for_pinch_scroll_in_pixels_ = 20;
  26 double GestureConfiguration::min_pinch_update_distance_in_pixels_ = 5;
  27 float GestureConfiguration::min_scroll_velocity_ = 30.0f;
  28 double GestureConfiguration::min_swipe_speed_ = 20;
  29
  30 // If this is too small, we currently can get single finger pinch zoom. See
  31 // crbug.com/357237 for details.
  32 int GestureConfiguration::min_scaling_span_in_pixels_ = 125;
  33 int GestureConfiguration::show_press_delay_in_ms_ = 150;
  34
  35 // TODO(jdduke): Disable and remove entirely when issues with intermittent
  36 // scroll end detection on the Pixel are resolved, crbug.com/353702.
  37 #if defined(OS_CHROMEOS)
  38 int GestureConfiguration::scroll_debounce_interval_in_ms_ = 30;
  39 #else
  40 int GestureConfiguration::scroll_debounce_interval_in_ms_ = 0;
  41 #endif
  42
  43 }  // namespace ui