summaryrefslogtreecommitdiffstats
path: root/src/common/key_map.h
blob: b5acfbab0d29cae8ffe398bafe500fdd2d3def91 (plain) (blame)
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
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.

#pragma once

#include "core/hle/service/hid.h"

namespace KeyMap {

/**
 * Represents a key for a specific host device.
 */
struct HostDeviceKey {
    int key_code;
    int device_id; ///< Uniquely identifies a host device

    bool operator < (const HostDeviceKey &other) const {
        if (device_id == other.device_id) {
            return key_code < other.key_code;
        }
        return device_id < other.device_id;
    }

    bool operator == (const HostDeviceKey &other) const {
        return device_id == other.device_id && key_code == other.key_code;
    }
};

/**
 * Generates a new device id, which uniquely identifies a host device within KeyMap.
 */
int NewDeviceId();

/**
 * Maps a device-specific key to a PadState.
 */
void SetKeyMapping(HostDeviceKey key, HID_User::PadState padState);

/**
 * Gets the PadState that's mapped to the provided device-specific key.
 */
HID_User::PadState GetPadKey(HostDeviceKey key);

}