blob: 828d6b59b2f8e97e273df2fc9ea7fe885ebdccdb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
* Copyright 2024 jacqueline <me@jacqueline.id.au>
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#include "input_touch_dpad.hpp"
#include <cstdint>
#include "hal/lv_hal_indev.h"
#include "event_queue.hpp"
#include "haptics.hpp"
#include "input_device.hpp"
#include "input_touch_dpad.hpp"
#include "touchwheel.hpp"
namespace input {
static inline auto IsAngleWithin(int16_t wheel_angle,
int16_t target_angle,
int threshold) -> bool {
int16_t difference = (wheel_angle - target_angle + 127 + 255) % 255 - 127;
return difference <= threshold && difference >= -threshold;
}
TouchDPad::TouchDPad(drivers::TouchWheel& wheel) : wheel_(wheel) {}
auto TouchDPad::read(lv_indev_data_t* data) -> void {
wheel_.Update();
auto wheel_data = wheel_.GetTouchWheelData();
if (wheel_data.is_button_touched) {
data->state = LV_INDEV_STATE_PRESSED;
} else {
data->state = LV_INDEV_STATE_RELEASED;
}
switch (up_.update(
wheel_data.is_wheel_touched &&
drivers::TouchWheel::isAngleWithin(wheel_data.wheel_position, 0, 32))) {
case Trigger::State::kNone:
break;
default:
data->enc_diff = -1;
break;
}
switch (right_.update(
wheel_data.is_wheel_touched &&
drivers::TouchWheel::isAngleWithin(wheel_data.wheel_position, 192, 32))) {
default:
break;
}
switch (down_.update(
wheel_data.is_wheel_touched &&
drivers::TouchWheel::isAngleWithin(wheel_data.wheel_position, 128, 32))) {
case Trigger::State::kNone:
break;
default:
data->enc_diff = 1;
break;
}
switch (left_.update(
wheel_data.is_wheel_touched &&
drivers::TouchWheel::isAngleWithin(wheel_data.wheel_position, 64, 32))) {
case Trigger::State::kLongPress:
events::Ui().Dispatch(ui::internal::BackPressed{});
break;
default:
break;
}
}
} // namespace input
|
