citra/src/citra_qt/configuration/configure_input.cpp
2017-12-13 19:06:14 +01:00

279 lines
11 KiB
C++

// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <memory>
#include <utility>
#include <QMessageBox>
#include <QTimer>
#include "citra_qt/configuration/config.h"
#include "citra_qt/configuration/configure_input.h"
#include "common/param_package.h"
const std::array<std::string, ConfigureInput::ANALOG_SUB_BUTTONS_NUM>
ConfigureInput::analog_sub_buttons{{
"up", "down", "left", "right", "modifier",
}};
static QString getKeyName(int key_code) {
switch (key_code) {
case Qt::Key_Shift:
return QObject::tr("Shift");
case Qt::Key_Control:
return QObject::tr("Ctrl");
case Qt::Key_Alt:
return QObject::tr("Alt");
case Qt::Key_Meta:
return "";
default:
return QKeySequence(key_code).toString();
}
}
static void SetAnalogButton(const Common::ParamPackage& input_param,
Common::ParamPackage& analog_param, const std::string& button_name) {
if (analog_param.Get("engine", "") != "analog_from_button") {
analog_param = {
{"engine", "analog_from_button"}, {"modifier_scale", "0.5"},
};
}
analog_param.Set(button_name, input_param.Serialize());
}
static QString ButtonToText(const Common::ParamPackage& param) {
if (!param.Has("engine")) {
return QObject::tr("[not set]");
} else if (param.Get("engine", "") == "keyboard") {
return getKeyName(param.Get("code", 0));
} else if (param.Get("engine", "") == "sdl") {
QString text = QString(QObject::tr("Joystick %1")).arg(param.Get("joystick", "").c_str());
if (param.Has("hat")) {
text += QString(QObject::tr(" Hat %1 %2"))
.arg(param.Get("hat", "").c_str(), param.Get("direction", "").c_str());
}
if (param.Has("axis")) {
text += QString(QObject::tr(" Axis %1%2"))
.arg(param.Get("axis", "").c_str(), param.Get("direction", "").c_str());
}
if (param.Has("button")) {
text += QString(QObject::tr(" Button %1")).arg(param.Get("button", "").c_str());
}
return text;
} else {
return QObject::tr("[unknown]");
}
};
static QString AnalogToText(const Common::ParamPackage& param, const std::string& dir) {
if (!param.Has("engine")) {
return QObject::tr("[not set]");
} else if (param.Get("engine", "") == "analog_from_button") {
return ButtonToText(Common::ParamPackage{param.Get(dir, "")});
} else if (param.Get("engine", "") == "sdl") {
if (dir == "modifier") {
return QString(QObject::tr("[unused]"));
}
QString text = QString(QObject::tr("Joystick %1")).arg(param.Get("joystick", "").c_str());
if (dir == "left" || dir == "right") {
text += QString(QObject::tr(" Axis %1")).arg(param.Get("axis_x", "").c_str());
} else if (dir == "up" || dir == "down") {
text += QString(QObject::tr(" Axis %1")).arg(param.Get("axis_y", "").c_str());
}
return text;
} else {
return QObject::tr("[unknown]");
}
};
ConfigureInput::ConfigureInput(QWidget* parent)
: QWidget(parent), ui(std::make_unique<Ui::ConfigureInput>()),
timeout_timer(std::make_unique<QTimer>()), poll_timer(std::make_unique<QTimer>()) {
ui->setupUi(this);
setFocusPolicy(Qt::ClickFocus);
button_map = {
ui->buttonA, ui->buttonB, ui->buttonX, ui->buttonY, ui->buttonDpadUp,
ui->buttonDpadDown, ui->buttonDpadLeft, ui->buttonDpadRight, ui->buttonL, ui->buttonR,
ui->buttonStart, ui->buttonSelect, ui->buttonZL, ui->buttonZR, ui->buttonHome,
};
analog_map_buttons = {{
{
ui->buttonCircleUp, ui->buttonCircleDown, ui->buttonCircleLeft, ui->buttonCircleRight,
ui->buttonCircleMod,
},
{
ui->buttonCStickUp, ui->buttonCStickDown, ui->buttonCStickLeft, ui->buttonCStickRight,
nullptr,
},
}};
analog_map_stick = {ui->buttonCircleAnalog, ui->buttonCStickAnalog};
for (int button_id = 0; button_id < Settings::NativeButton::NumButtons; button_id++) {
if (button_map[button_id])
connect(button_map[button_id], &QPushButton::released, [=]() {
handleClick(
button_map[button_id],
[=](const Common::ParamPackage& params) { buttons_param[button_id] = params; },
InputCommon::Polling::DeviceType::Button);
});
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
if (analog_map_buttons[analog_id][sub_button_id] != nullptr) {
connect(analog_map_buttons[analog_id][sub_button_id], &QPushButton::released,
[=]() {
handleClick(analog_map_buttons[analog_id][sub_button_id],
[=](const Common::ParamPackage& params) {
SetAnalogButton(params, analogs_param[analog_id],
analog_sub_buttons[sub_button_id]);
},
InputCommon::Polling::DeviceType::Button);
});
}
}
connect(analog_map_stick[analog_id], &QPushButton::released, [=]() {
QMessageBox::information(
this, "Information",
"After pressing OK, first move your joystick horizontally, and then vertically.");
handleClick(
analog_map_stick[analog_id],
[=](const Common::ParamPackage& params) { analogs_param[analog_id] = params; },
InputCommon::Polling::DeviceType::Analog);
});
}
connect(ui->buttonRestoreDefaults, &QPushButton::released, [this]() { restoreDefaults(); });
timeout_timer->setSingleShot(true);
connect(timeout_timer.get(), &QTimer::timeout, [this]() { setPollingResult({}, true); });
connect(poll_timer.get(), &QTimer::timeout, [this]() {
Common::ParamPackage params;
for (auto& poller : device_pollers) {
params = poller->GetNextInput();
if (params.Has("engine")) {
setPollingResult(params, false);
return;
}
}
});
this->loadConfiguration();
// TODO(wwylele): enable this when we actually emulate it
ui->buttonHome->setEnabled(false);
}
void ConfigureInput::applyConfiguration() {
std::transform(buttons_param.begin(), buttons_param.end(), Settings::values.buttons.begin(),
[](const Common::ParamPackage& param) { return param.Serialize(); });
std::transform(analogs_param.begin(), analogs_param.end(), Settings::values.analogs.begin(),
[](const Common::ParamPackage& param) { return param.Serialize(); });
Settings::Apply();
}
void ConfigureInput::loadConfiguration() {
std::transform(Settings::values.buttons.begin(), Settings::values.buttons.end(),
buttons_param.begin(),
[](const std::string& str) { return Common::ParamPackage(str); });
std::transform(Settings::values.analogs.begin(), Settings::values.analogs.end(),
analogs_param.begin(),
[](const std::string& str) { return Common::ParamPackage(str); });
updateButtonLabels();
}
void ConfigureInput::restoreDefaults() {
for (int button_id = 0; button_id < Settings::NativeButton::NumButtons; button_id++) {
buttons_param[button_id] = Common::ParamPackage{
InputCommon::GenerateKeyboardParam(Config::default_buttons[button_id])};
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
Common::ParamPackage params{InputCommon::GenerateKeyboardParam(
Config::default_analogs[analog_id][sub_button_id])};
SetAnalogButton(params, analogs_param[analog_id], analog_sub_buttons[sub_button_id]);
}
}
updateButtonLabels();
applyConfiguration();
}
void ConfigureInput::updateButtonLabels() {
for (int button = 0; button < Settings::NativeButton::NumButtons; button++) {
button_map[button]->setText(ButtonToText(buttons_param[button]));
}
for (int analog_id = 0; analog_id < Settings::NativeAnalog::NumAnalogs; analog_id++) {
for (int sub_button_id = 0; sub_button_id < ANALOG_SUB_BUTTONS_NUM; sub_button_id++) {
if (analog_map_buttons[analog_id][sub_button_id]) {
analog_map_buttons[analog_id][sub_button_id]->setText(
AnalogToText(analogs_param[analog_id], analog_sub_buttons[sub_button_id]));
}
}
analog_map_stick[analog_id]->setText(tr("Set Analog Stick"));
}
}
void ConfigureInput::handleClick(QPushButton* button,
std::function<void(const Common::ParamPackage&)> new_input_setter,
InputCommon::Polling::DeviceType type) {
button->setText(tr("[press key]"));
button->setFocus();
input_setter = new_input_setter;
device_pollers = InputCommon::Polling::GetPollers(type);
// Keyboard keys can only be used as button devices
want_keyboard_keys = type == InputCommon::Polling::DeviceType::Button;
for (auto& poller : device_pollers) {
poller->Start();
}
grabKeyboard();
grabMouse();
timeout_timer->start(5000); // Cancel after 5 seconds
poll_timer->start(200); // Check for new inputs every 200ms
}
void ConfigureInput::setPollingResult(const Common::ParamPackage& params, bool abort) {
releaseKeyboard();
releaseMouse();
timeout_timer->stop();
poll_timer->stop();
for (auto& poller : device_pollers) {
poller->Stop();
}
if (!abort) {
(*input_setter)(params);
}
updateButtonLabels();
input_setter = boost::none;
}
void ConfigureInput::keyPressEvent(QKeyEvent* event) {
if (!input_setter || !event)
return;
if (event->key() != Qt::Key_Escape) {
if (want_keyboard_keys) {
setPollingResult(Common::ParamPackage{InputCommon::GenerateKeyboardParam(event->key())},
false);
} else {
// Escape key wasn't pressed and we don't want any keyboard keys, so don't stop polling
return;
}
}
setPollingResult({}, true);
}