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https://github.com/Lime3DS/Lime3DS
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96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <array>
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#include <tuple>
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#include "core/hle/service/hid/hid.h"
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class EmuWindow;
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namespace KeyMap {
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/**
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* Represents key mapping targets that are not real 3DS buttons.
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* They will be handled by KeyMap and translated to 3DS input.
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*/
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enum class IndirectTarget {
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CirclePadUp,
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CirclePadDown,
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CirclePadLeft,
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CirclePadRight,
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CirclePadModifier,
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};
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/**
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* Represents a key mapping target. It can be a PadState that represents real 3DS buttons,
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* or an IndirectTarget.
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*/
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struct KeyTarget {
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bool direct;
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union {
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u32 direct_target_hex;
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IndirectTarget indirect_target;
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} target;
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KeyTarget() : direct(true) {
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target.direct_target_hex = 0;
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}
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KeyTarget(Service::HID::PadState pad) : direct(true) {
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target.direct_target_hex = pad.hex;
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}
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KeyTarget(IndirectTarget i) : direct(false) {
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target.indirect_target = i;
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}
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};
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/**
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* Represents a key for a specific host device.
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*/
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struct HostDeviceKey {
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int key_code;
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int device_id; ///< Uniquely identifies a host device
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bool operator<(const HostDeviceKey &other) const {
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return std::tie(key_code, device_id) <
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std::tie(other.key_code, other.device_id);
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}
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bool operator==(const HostDeviceKey &other) const {
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return std::tie(key_code, device_id) ==
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std::tie(other.key_code, other.device_id);
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}
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};
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extern const std::array<KeyTarget, Settings::NativeInput::NUM_INPUTS> mapping_targets;
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/**
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* Generates a new device id, which uniquely identifies a host device within KeyMap.
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*/
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int NewDeviceId();
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/**
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* Maps a device-specific key to a target (a PadState or an IndirectTarget).
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*/
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void SetKeyMapping(HostDeviceKey key, KeyTarget target);
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/**
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* Clears all key mappings belonging to one device.
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*/
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void ClearKeyMapping(int device_id);
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/**
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* Maps a key press action and call the corresponding function in EmuWindow
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*/
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void PressKey(EmuWindow& emu_window, HostDeviceKey key);
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/**
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* Maps a key release action and call the corresponding function in EmuWindow
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*/
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void ReleaseKey(EmuWindow& emu_window, HostDeviceKey key);
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}
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