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/* This file is part of the KDE project
SPDX-FileCopyrightText: 2024 Xaver Hugl <xaver.hugl@gmail.com>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "externalbrightnesscontrol.h"
#include "displaybrightness.h"
static constexpr uint32_t s_version = 3;
ExternalBrightnessController::ExternalBrightnessController()
: QWaylandClientExtensionTemplate<ExternalBrightnessController, &QtWayland::kde_external_brightness_v1::destroy>(s_version)
{
}
void ExternalBrightnessController::setDisplays(const QList<DisplayBrightness *> &displays)
{
if (!isActive()) {
m_waylandObjects.clear();
return;
}
std::erase_if(m_waylandObjects, [&displays](const auto &pair) {
const auto &[display, waylandObj] = pair;
return !displays.contains(display);
});
for (DisplayBrightness *display : displays) {
if (!m_waylandObjects.contains(display)) {
m_waylandObjects.emplace(display, std::make_unique<ExternalBrightnessControl>(this, display));
}
}
}
ExternalBrightnessControl::ExternalBrightnessControl(ExternalBrightnessController *controller, DisplayBrightness *display)
: QtWayland::kde_external_brightness_device_v1(controller->create_brightness_control())
, m_display(display)
{
set_internal(display->isInternal() ? 1 : 0);
if (auto data = display->edidData()) {
set_edid(QString::fromStdString(data->toBase64().toStdString()));
}
set_max_brightness(display->maxBrightness());
if (version() >= 2) {
set_observed_brightness(m_display->brightness());
}
if (version() >= 3) {
set_uses_ddc_ci(m_display->usesDdcCi() ? 1 : 0);
}
commit();
connect(display, &DisplayBrightness::externalBrightnessChangeObserved, this, [this]() {
set_max_brightness(m_display->maxBrightness());
if (version() >= 2) {
set_observed_brightness(m_display->brightness());
}
commit();
});
}
ExternalBrightnessControl::~ExternalBrightnessControl()
{
destroy();
}
void ExternalBrightnessControl::kde_external_brightness_device_v1_requested_brightness(uint32_t value)
{
m_display->setBrightness(value, false);
}
#include "moc_externalbrightnesscontrol.cpp"
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