// Copyright (c) 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.
#ifndef UI_EVENTS_GESTURES_GESTURE_CONFIGURATION_H_
#define UI_EVENTS_GESTURES_GESTURE_CONFIGURATION_H_
#include "base/basictypes.h"
#include "ui/events/events_base_export.h"
namespace ui {
// TODO: Expand this design to support multiple OS configuration
// approaches (windows, chrome, others). This would turn into an
// abstract base class.
class EVENTS_BASE_EXPORT GestureConfiguration {
public:
// Ordered alphabetically ignoring underscores, to align with the
// associated list of prefs in gesture_prefs_aura.cc.
static int default_radius() {
return default_radius_;
}
static void set_default_radius(int radius) { default_radius_ = radius; }
static int fling_max_cancel_to_down_time_in_ms() {
return fling_max_cancel_to_down_time_in_ms_;
}
static void set_fling_max_cancel_to_down_time_in_ms(int val) {
fling_max_cancel_to_down_time_in_ms_ = val;
}
static int fling_max_tap_gap_time_in_ms() {
return fling_max_tap_gap_time_in_ms_;
}
static void set_fling_max_tap_gap_time_in_ms(int val) {
fling_max_tap_gap_time_in_ms_ = val;
}
static double long_press_time_in_seconds() {
return long_press_time_in_seconds_;
}
static double semi_long_press_time_in_seconds() {
return semi_long_press_time_in_seconds_;
}
static double max_distance_for_two_finger_tap_in_pixels() {
return max_distance_for_two_finger_tap_in_pixels_;
}
static void set_max_distance_for_two_finger_tap_in_pixels(double val) {
max_distance_for_two_finger_tap_in_pixels_ = val;
}
static void set_long_press_time_in_seconds(double val) {
long_press_time_in_seconds_ = val;
}
static void set_semi_long_press_time_in_seconds(double val) {
semi_long_press_time_in_seconds_ = val;
}
static double max_seconds_between_double_click() {
return max_seconds_between_double_click_;
}
static void set_max_seconds_between_double_click(double val) {
max_seconds_between_double_click_ = val;
}
static int max_separation_for_gesture_touches_in_pixels() {
return max_separation_for_gesture_touches_in_pixels_;
}
static void set_max_separation_for_gesture_touches_in_pixels(int val) {
max_separation_for_gesture_touches_in_pixels_ = val;
}
static float max_swipe_deviation_angle() {
return max_swipe_deviation_angle_;
}
static void set_max_swipe_deviation_angle(float val) {
max_swipe_deviation_angle_ = val;
}
static double max_touch_down_duration_in_seconds_for_click() {
return max_touch_down_duration_in_seconds_for_click_;
}
static void set_max_touch_down_duration_in_seconds_for_click(double val) {
max_touch_down_duration_in_seconds_for_click_ = val;
}
static double max_touch_move_in_pixels_for_click() {
return max_touch_move_in_pixels_for_click_;
}
static void set_max_touch_move_in_pixels_for_click(double val) {
max_touch_move_in_pixels_for_click_ = val;
}
static double max_distance_between_taps_for_double_tap() {
return max_distance_between_taps_for_double_tap_;
}
static void set_max_distance_between_taps_for_double_tap(double val) {
max_distance_between_taps_for_double_tap_ = val;
}
static double min_distance_for_pinch_scroll_in_pixels() {
return min_distance_for_pinch_scroll_in_pixels_;
}
static void set_min_distance_for_pinch_scroll_in_pixels(double val) {
min_distance_for_pinch_scroll_in_pixels_ = val;
}
static double min_pinch_update_distance_in_pixels() {
return min_pinch_update_distance_in_pixels_;
}
static void set_min_pinch_update_distance_in_pixels(double val) {
min_pinch_update_distance_in_pixels_ = val;
}
static float min_scroll_velocity() {
return min_scroll_velocity_;
}
static void set_min_scroll_velocity(float val) {
min_scroll_velocity_ = val;
}
static double min_swipe_speed() {
return min_swipe_speed_;
}
static void set_min_swipe_speed(double val) {
min_swipe_speed_ = val;
}
static int min_scaling_span_in_pixels() {
return min_scaling_span_in_pixels_;
};
static void set_min_scaling_span_in_pixels(int val) {
min_scaling_span_in_pixels_ = val;
}
static int show_press_delay_in_ms() {
return show_press_delay_in_ms_;
}
static int set_show_press_delay_in_ms(int val) {
return show_press_delay_in_ms_ = val;
}
static int scroll_debounce_interval_in_ms() {
return scroll_debounce_interval_in_ms_;
}
static int set_scroll_debounce_interval_in_ms(int val) {
return scroll_debounce_interval_in_ms_ = val;
}
static float fling_velocity_cap() {
return fling_velocity_cap_;
}
static void set_fling_velocity_cap(float val) {
fling_velocity_cap_ = val;
}
// TODO(davemoore): Move into chrome/browser/ui.
static int tab_scrub_activation_delay_in_ms() {
return tab_scrub_activation_delay_in_ms_;
}
static void set_tab_scrub_activation_delay_in_ms(int val) {
tab_scrub_activation_delay_in_ms_ = val;
}
private:
// These are listed in alphabetical order ignoring underscores, to
// align with the associated list of preferences in
// gesture_prefs_aura.cc. These two lists should be kept in sync.
// The default touch radius length used when the only information given
// by the device is the touch center.
static int default_radius_;
// The maximum allowed distance between two fingers for a two finger tap. If
// the distance between two fingers is greater than this value, we will not
// recognize a two finger tap.
static double max_distance_for_two_finger_tap_in_pixels_;
// Maximum time between a GestureFlingCancel and a mousedown such that the
// mousedown is considered associated with the cancel event.
static int fling_max_cancel_to_down_time_in_ms_;
// Maxium time between a mousedown/mouseup pair that is considered to be a
// suppressable tap.
static int fling_max_tap_gap_time_in_ms_;
static double long_press_time_in_seconds_;
static double semi_long_press_time_in_seconds_;
static double max_seconds_between_double_click_;
static double max_separation_for_gesture_touches_in_pixels_;
static float max_swipe_deviation_angle_;
static double max_touch_down_duration_in_seconds_for_click_;
static double max_touch_move_in_pixels_for_click_;
static double max_distance_between_taps_for_double_tap_;
static double min_distance_for_pinch_scroll_in_pixels_;
// Only used with --compensate-for-unstable-pinch-zoom.
static double min_pinch_update_distance_in_pixels_;
static float min_scroll_velocity_;
static double min_swipe_speed_;
static int min_scaling_span_in_pixels_;
static int show_press_delay_in_ms_;
static int scroll_debounce_interval_in_ms_;
static float fling_velocity_cap_;
// TODO(davemoore): Move into chrome/browser/ui.
static int tab_scrub_activation_delay_in_ms_;
DISALLOW_COPY_AND_ASSIGN(GestureConfiguration);
};
} // namespace ui
#endif // UI_EVENTS_GESTURES_GESTURE_CONFIGURATION_H_