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#include "FractionalScale.hpp"
#include <algorithm>
#include "core/Compositor.hpp"
#define LOGM PROTO::fractional->protoLog
CFractionalScaleProtocol::CFractionalScaleProtocol(const wl_interface* iface, const int& ver, const std::string& name) : IWaylandProtocol(iface, ver, name) {
;
}
void CFractionalScaleProtocol::bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id) {
const auto RESOURCE = m_vManagers.emplace_back(std::make_unique<CWpFractionalScaleManagerV1>(client, ver, id)).get();
RESOURCE->setOnDestroy([this](CWpFractionalScaleManagerV1* p) { this->onManagerResourceDestroy(p->resource()); });
RESOURCE->setDestroy([this](CWpFractionalScaleManagerV1* pMgr) { this->onManagerResourceDestroy(pMgr->resource()); });
RESOURCE->setGetFractionalScale(
[this](CWpFractionalScaleManagerV1* pMgr, uint32_t id, wl_resource* surface) { this->onGetFractionalScale(pMgr, id, CWLSurfaceResource::fromResource(surface)); });
}
void CFractionalScaleProtocol::removeAddon(CFractionalScaleAddon* addon) {
m_mAddons.erase(addon->surf());
}
void CFractionalScaleProtocol::onManagerResourceDestroy(wl_resource* res) {
std::erase_if(m_vManagers, [res](const auto& other) { return other->resource() == res; });
}
void CFractionalScaleProtocol::onGetFractionalScale(CWpFractionalScaleManagerV1* pMgr, uint32_t id, SP<CWLSurfaceResource> surface) {
for (auto& [k, v] : m_mAddons) {
if (k == surface) {
LOGM(ERR, "Surface {:x} already has a fractionalScale addon", (uintptr_t)surface.get());
pMgr->error(WP_FRACTIONAL_SCALE_MANAGER_V1_ERROR_FRACTIONAL_SCALE_EXISTS, "Fractional scale already exists");
return;
}
}
const auto PADDON =
m_mAddons.emplace(surface, std::make_unique<CFractionalScaleAddon>(makeShared<CWpFractionalScaleV1>(pMgr->client(), pMgr->version(), id), surface)).first->second.get();
if (!PADDON->good()) {
m_mAddons.erase(surface);
pMgr->noMemory();
return;
}
PADDON->resource->setOnDestroy([this, PADDON](CWpFractionalScaleV1* self) { this->removeAddon(PADDON); });
PADDON->resource->setDestroy([this, PADDON](CWpFractionalScaleV1* self) { this->removeAddon(PADDON); });
if (std::find_if(m_mSurfaceScales.begin(), m_mSurfaceScales.end(), [surface](const auto& e) { return e.first == surface; }) == m_mSurfaceScales.end())
m_mSurfaceScales.emplace(surface, 1.F);
PADDON->setScale(m_mSurfaceScales.at(surface));
// clean old
std::erase_if(m_mSurfaceScales, [](const auto& e) { return e.first.expired(); });
}
void CFractionalScaleProtocol::sendScale(SP<CWLSurfaceResource> surf, const float& scale) {
m_mSurfaceScales[surf] = scale;
if (m_mAddons.contains(surf))
m_mAddons[surf]->setScale(scale);
}
CFractionalScaleAddon::CFractionalScaleAddon(SP<CWpFractionalScaleV1> resource_, SP<CWLSurfaceResource> surf_) : resource(resource_), surface(surf_) {
resource->setDestroy([this](CWpFractionalScaleV1* self) { PROTO::fractional->removeAddon(this); });
resource->setOnDestroy([this](CWpFractionalScaleV1* self) { PROTO::fractional->removeAddon(this); });
}
void CFractionalScaleAddon::onSurfaceDestroy() {
surfaceGone = true;
}
void CFractionalScaleAddon::setScale(const float& scale) {
resource->sendPreferredScale(std::round(scale * 120.0));
}
bool CFractionalScaleAddon::good() {
return resource->resource();
}
SP<CWLSurfaceResource> CFractionalScaleAddon::surf() {
return surface.lock();
}
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