logiops/src/logid/features/HiresScroll.cpp
2023-04-29 14:59:00 -04:00

303 lines
9.8 KiB
C++

/*
* Copyright 2019-2023 PixlOne
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <features/HiresScroll.h>
#include <actions/gesture/AxisGesture.h>
#include <Device.h>
#include <InputDevice.h>
#include "ipc_defs.h"
using namespace logid;
using namespace logid::features;
using namespace logid::backend;
HiresScroll::HiresScroll(Device* dev) :
DeviceFeature(dev),
_config(dev->activeProfile().hiresscroll), _mode(0),
_mask(0),
_node(dev->ipcNode()->make_child("hires_scroll")),
_up_node(_node->make_child("up")),
_down_node(_node->make_child("down")) {
if (_config.has_value()) {
if (std::holds_alternative<bool>(_config.value())) {
config::HiresScroll conf{};
conf.hires = std::get<bool>(_config.value());
conf.invert = false;
conf.target = false;
_mask |= hidpp20::HiresScroll::Mode::HiRes;
_config.value() = conf;
}
auto& conf = std::get<config::HiresScroll>(_config.value());
if (conf.hires.has_value()) {
_mask |= hidpp20::HiresScroll::Mode::HiRes;
if (conf.hires.value())
_mode |= hidpp20::HiresScroll::Mode::HiRes;
}
if (conf.invert.has_value()) {
_mask |= hidpp20::HiresScroll::Mode::Inverted;
if (conf.invert.value())
_mode |= hidpp20::HiresScroll::Mode::Inverted;
}
if (conf.target.has_value()) {
_mask |= hidpp20::HiresScroll::Mode::Target;
if (conf.target.value())
_mode |= hidpp20::HiresScroll::Mode::Target;
}
_makeGesture(_up_gesture, conf.up, "up");
_makeGesture(_down_gesture, conf.down, "down");
}
try {
_hires_scroll = std::make_shared<hidpp20::HiresScroll>(&dev->hidpp20());
} catch (hidpp20::UnsupportedFeature& e) {
throw UnsupportedFeature();
}
_last_scroll = std::chrono::system_clock::now();
_ipc_interface = _node->make_interface<IPC>(this);
}
HiresScroll::~HiresScroll() noexcept {
if (_ev_handler.has_value())
_device->hidpp20().removeEventHandler(_ev_handler.value());
}
void HiresScroll::configure() {
std::shared_lock lock(_config_mutex);
_configure();
}
void HiresScroll::_configure() {
auto mode = _hires_scroll->getMode();
mode &= ~_mask;
mode |= (_mode & _mask);
_hires_scroll->setMode(mode);
}
void HiresScroll::listen() {
std::shared_lock lock(_config_mutex);
if (!_ev_handler.has_value()) {
_ev_handler = _device->hidpp20().addEventHandler(
{
[index = _hires_scroll->featureIndex()](
const hidpp::Report& report) -> bool {
return (report.feature() == index) &&
(report.function() == hidpp20::HiresScroll::WheelMovement);
},
[this](const hidpp::Report& report) {
_handleScroll(_hires_scroll->wheelMovementEvent(report));
}
});
}
}
uint8_t HiresScroll::getMode() {
return _hires_scroll->getMode();
}
void HiresScroll::setMode(uint8_t mode) {
_hires_scroll->setMode(mode);
}
void HiresScroll::_makeGesture(std::shared_ptr<actions::Gesture>& gesture,
std::optional<config::Gesture>& config,
const std::string& direction) {
if (config.has_value()) {
gesture = actions::Gesture::makeGesture(_device, config.value(),
_node->make_child(direction));
_fixGesture(gesture);
} else {
gesture.reset();
}
}
void HiresScroll::_fixGesture(const std::shared_ptr<actions::Gesture>& gesture) {
try {
auto axis = std::dynamic_pointer_cast<actions::AxisGesture>(gesture);
if (axis)
axis->setHiresMultiplier(_hires_scroll->getCapabilities().multiplier);
} catch (std::bad_cast& e) {}
if (gesture)
gesture->press(true);
}
void HiresScroll::_handleScroll(hidpp20::HiresScroll::WheelStatus event) {
std::shared_lock lock(_config_mutex);
auto now = std::chrono::system_clock::now();
if (std::chrono::duration_cast<std::chrono::seconds>(now - _last_scroll).count() >= 1) {
if (_up_gesture) {
_up_gesture->release(false);
_up_gesture->press(true);
}
if (_down_gesture) {
_down_gesture->release(false);
_down_gesture->press(true);
}
_last_direction = 0;
}
if (event.deltaV > 0) {
if (_last_direction == -1) {
if (_down_gesture) {
_down_gesture->release(false);
_down_gesture->press(true);
}
}
if (_up_gesture)
_up_gesture->move(event.deltaV);
_last_direction = 1;
} else if (event.deltaV < 0) {
if (_last_direction == 1) {
if (_up_gesture) {
_up_gesture->release(false);
_up_gesture->press(true);
}
}
if (_down_gesture)
_down_gesture->move((int16_t) -event.deltaV);
_last_direction = -1;
}
_last_scroll = now;
}
HiresScroll::IPC::IPC(HiresScroll* parent) : ipcgull::interface(
SERVICE_ROOT_NAME ".HiresScroll", {
{"GetConfig", {this, &IPC::getConfig, {"hires", "invert", "target"}}},
{"SetHires", {this, &IPC::setHires, {"hires"}}},
{"SetInvert", {this, &IPC::setInvert, {"invert"}}},
{"SetTarget", {this, &IPC::setTarget, {"target"}}},
{"SetUp", {this, &IPC::setUp, {"type"}}},
{"SetDown", {this, &IPC::setDown, {"type"}}},
}, {}, {}), _parent(*parent) {
}
std::tuple<bool, bool, bool> HiresScroll::IPC::getConfig() const {
std::shared_lock lock(_parent._config_mutex);
if (_parent._config.has_value()) {
if (std::holds_alternative<bool>(_parent._config.value())) {
return {std::get<bool>(_parent._config.value()), false, false};
} else {
const auto& config = std::get<config::HiresScroll>(_parent._config.value());
return {
config.hires.value_or(true),
config.invert.value_or(false),
config.target.value_or(false)
};
}
} else {
return {true, false, false};
}
}
config::HiresScroll& HiresScroll::IPC::_parentConfig() {
if (!_parent._config.has_value()) {
_parent._config = config::HiresScroll();
} else if (std::holds_alternative<bool>(_parent._config.value())) {
bool hires = std::get<bool>(_parent._config.value());
auto config = config::HiresScroll();
config.hires = hires;
_parent._config = hires;
}
return std::get<config::HiresScroll>(_parent._config.value());
}
void HiresScroll::IPC::setHires(bool hires) {
std::unique_lock lock(_parent._config_mutex);
_parentConfig().hires = hires;
_parent._mask |= hidpp20::HiresScroll::Mode::HiRes;
if (hires)
_parent._mode |= hidpp20::HiresScroll::Mode::HiRes;
else
_parent._mode &= ~hidpp20::HiresScroll::Mode::HiRes;
_parent._configure();
}
void HiresScroll::IPC::setInvert(bool invert) {
std::unique_lock lock(_parent._config_mutex);
_parentConfig().invert = invert;
_parent._mask |= hidpp20::HiresScroll::Mode::Inverted;
if (invert)
_parent._mode |= hidpp20::HiresScroll::Mode::Inverted;
else
_parent._mode &= ~hidpp20::HiresScroll::Mode::Inverted;
_parent._configure();
}
void HiresScroll::IPC::setTarget(bool target) {
std::unique_lock lock(_parent._config_mutex);
_parentConfig().target = target;
_parent._mask |= hidpp20::HiresScroll::Mode::Target;
if (target)
_parent._mode |= hidpp20::HiresScroll::Mode::Target;
else
_parent._mode &= ~hidpp20::HiresScroll::Mode::Target;
_parent._configure();
}
void HiresScroll::IPC::setUp(const std::string& type) {
std::unique_lock lock(_parent._config_mutex);
auto& config = _parentConfig();
if (!config.up.has_value()) {
config.up = config::NoGesture();
}
_parent._up_gesture = actions::Gesture::makeGesture(
_parent._device, type, config.up.value(), _parent._up_node);
if (!_parent._up_gesture->wheelCompatibility()) {
_parent._up_node.reset();
config.up.reset();
throw std::invalid_argument("incompatible gesture");
} else {
_parent._fixGesture(_parent._up_gesture);
}
}
void HiresScroll::IPC::setDown(const std::string& type) {
std::unique_lock lock(_parent._config_mutex);
auto& config = _parentConfig();
if (!config.down.has_value()) {
config.down = config::NoGesture();
}
_parent._down_gesture = actions::Gesture::makeGesture(
_parent._device, type, config.down.value(), _parent._down_node);
if (!_parent._down_gesture->wheelCompatibility()) {
_parent._down_node.reset();
config.down.reset();
throw std::invalid_argument("incompatible gesture");
} else {
_parent._fixGesture(_parent._down_gesture);
}
}