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#include "Subsurface.hpp"
#include "../events/Events.hpp"
#include "../desktop/state/FocusState.hpp"
#include "../desktop/Window.hpp"
#include "../config/ConfigValue.hpp"
#include "../protocols/core/Compositor.hpp"
#include "../protocols/core/Subcompositor.hpp"
#include "../render/Renderer.hpp"
#include "../managers/input/InputManager.hpp"
UP<CSubsurface> CSubsurface::create(PHLWINDOW pOwner) {
auto subsurface = UP<CSubsurface>(new CSubsurface());
subsurface->m_windowParent = pOwner;
subsurface->m_self = subsurface;
subsurface->initSignals();
subsurface->initExistingSubsurfaces(pOwner->m_wlSurface->resource());
return subsurface;
}
UP<CSubsurface> CSubsurface::create(WP<CPopup> pOwner) {
auto subsurface = UP<CSubsurface>(new CSubsurface());
subsurface->m_popupParent = pOwner;
subsurface->m_self = subsurface;
subsurface->initSignals();
subsurface->initExistingSubsurfaces(pOwner->m_wlSurface->resource());
return subsurface;
}
UP<CSubsurface> CSubsurface::create(SP<CWLSubsurfaceResource> pSubsurface, PHLWINDOW pOwner) {
auto subsurface = UP<CSubsurface>(new CSubsurface());
subsurface->m_windowParent = pOwner;
subsurface->m_subsurface = pSubsurface;
subsurface->m_self = subsurface;
subsurface->m_wlSurface = CWLSurface::create();
subsurface->m_wlSurface->assign(pSubsurface->m_surface.lock(), subsurface.get());
subsurface->initSignals();
subsurface->initExistingSubsurfaces(pSubsurface->m_surface.lock());
return subsurface;
}
UP<CSubsurface> CSubsurface::create(SP<CWLSubsurfaceResource> pSubsurface, WP<CPopup> pOwner) {
auto subsurface = UP<CSubsurface>(new CSubsurface());
subsurface->m_popupParent = pOwner;
subsurface->m_subsurface = pSubsurface;
subsurface->m_self = subsurface;
subsurface->m_wlSurface = CWLSurface::create();
subsurface->m_wlSurface->assign(pSubsurface->m_surface.lock(), subsurface.get());
subsurface->initSignals();
subsurface->initExistingSubsurfaces(pSubsurface->m_surface.lock());
return subsurface;
}
void CSubsurface::initSignals() {
if (m_subsurface) {
m_listeners.commitSubsurface = m_subsurface->m_surface->m_events.commit.listen([this] { onCommit(); });
m_listeners.destroySubsurface = m_subsurface->m_events.destroy.listen([this] { onDestroy(); });
m_listeners.mapSubsurface = m_subsurface->m_surface->m_events.map.listen([this] { onMap(); });
m_listeners.unmapSubsurface = m_subsurface->m_surface->m_events.unmap.listen([this] { onUnmap(); });
m_listeners.newSubsurface = m_subsurface->m_surface->m_events.newSubsurface.listen([this](const auto& resource) { onNewSubsurface(resource); });
} else {
if (m_windowParent)
m_listeners.newSubsurface = m_windowParent->m_wlSurface->resource()->m_events.newSubsurface.listen([this](const auto& resource) { onNewSubsurface(resource); });
else if (m_popupParent)
m_listeners.newSubsurface = m_popupParent->m_wlSurface->resource()->m_events.newSubsurface.listen([this](const auto& resource) { onNewSubsurface(resource); });
else
ASSERT(false);
}
}
void CSubsurface::checkSiblingDamage() {
if (!m_parent)
return; // ??????????
const double SCALE = m_windowParent.lock() && m_windowParent->m_isX11 ? 1.0 / m_windowParent->m_X11SurfaceScaledBy : 1.0;
for (auto const& n : m_parent->m_children) {
if (n.get() == this)
continue;
const auto COORDS = n->coordsGlobal();
g_pHyprRenderer->damageSurface(n->m_wlSurface->resource(), COORDS.x, COORDS.y, SCALE);
}
}
void CSubsurface::recheckDamageForSubsurfaces() {
for (auto const& n : m_children) {
const auto COORDS = n->coordsGlobal();
g_pHyprRenderer->damageSurface(n->m_wlSurface->resource(), COORDS.x, COORDS.y);
}
}
void CSubsurface::onCommit() {
// no damaging if it's not visible
if (!m_windowParent.expired() && (!m_windowParent->m_isMapped || !m_windowParent->m_workspace->m_visible)) {
m_lastSize = m_wlSurface->resource()->m_current.size;
static auto PLOGDAMAGE = CConfigValue<Hyprlang::INT>("debug:log_damage");
if (*PLOGDAMAGE)
Debug::log(LOG, "Refusing to commit damage from a subsurface of {} because it's invisible.", m_windowParent.lock());
return;
}
const auto COORDS = coordsGlobal();
g_pHyprRenderer->damageSurface(m_wlSurface->resource(), COORDS.x, COORDS.y);
if (m_popupParent && !m_popupParent->inert() && m_popupParent->m_wlSurface)
m_popupParent->recheckTree();
if (!m_windowParent.expired()) // I hate you firefox why are you doing this
m_windowParent->m_popupHead->recheckTree();
// I do not think this is correct, but it solves a lot of issues with some apps (e.g. firefox)
checkSiblingDamage();
if (m_lastSize != m_wlSurface->resource()->m_current.size || m_lastPosition != m_subsurface->m_position) {
damageLastArea();
m_lastSize = m_wlSurface->resource()->m_current.size;
m_lastPosition = m_subsurface->m_position;
}
}
void CSubsurface::onDestroy() {
// destroy children
m_children.clear();
m_inert = true;
if (!m_subsurface)
return; // dummy node, nothing to do, it's the parent dying
// kill ourselves
std::erase_if(m_parent->m_children, [this](const auto& other) { return other.get() == this; });
}
void CSubsurface::onNewSubsurface(SP<CWLSubsurfaceResource> pSubsurface) {
WP<CSubsurface> PSUBSURFACE;
if (!m_windowParent.expired())
PSUBSURFACE = m_children.emplace_back(CSubsurface::create(pSubsurface, m_windowParent.lock()));
else if (m_popupParent)
PSUBSURFACE = m_children.emplace_back(CSubsurface::create(pSubsurface, m_popupParent));
PSUBSURFACE->m_self = PSUBSURFACE;
ASSERT(PSUBSURFACE);
PSUBSURFACE->m_parent = m_self;
}
void CSubsurface::onMap() {
m_lastSize = m_wlSurface->resource()->m_current.size;
m_lastPosition = m_subsurface->m_position;
const auto COORDS = coordsGlobal();
CBox box{COORDS, m_lastSize};
box.expand(4);
g_pHyprRenderer->damageBox(box);
if (!m_windowParent.expired())
m_windowParent->updateSurfaceScaleTransformDetails();
}
void CSubsurface::onUnmap() {
damageLastArea();
if (m_wlSurface->resource() == Desktop::focusState()->surface())
g_pInputManager->releaseAllMouseButtons();
g_pInputManager->simulateMouseMovement();
// TODO: should this remove children? Currently it won't, only on .destroy
}
void CSubsurface::damageLastArea() {
const auto COORDS = coordsGlobal() + m_lastPosition - m_subsurface->m_position;
const Vector2D MAX_DAMAGE_SIZE = m_wlSurface && m_wlSurface->resource() ?
Vector2D{
std::max(m_lastSize.x, m_wlSurface->resource()->m_current.size.x),
std::max(m_lastSize.y, m_wlSurface->resource()->m_current.size.y),
} :
m_lastSize;
CBox box{COORDS, m_lastSize};
box.expand(4);
g_pHyprRenderer->damageBox(box);
}
Vector2D CSubsurface::coordsRelativeToParent() {
if (!m_subsurface)
return {};
return m_subsurface->posRelativeToParent();
}
Vector2D CSubsurface::coordsGlobal() {
Vector2D coords = coordsRelativeToParent();
if (!m_windowParent.expired())
coords += m_windowParent->m_realPosition->value();
else if (m_popupParent)
coords += m_popupParent->coordsGlobal();
return coords;
}
void CSubsurface::initExistingSubsurfaces(SP<CWLSurfaceResource> pSurface) {
for (auto const& s : pSurface->m_subsurfaces) {
if (!s || s->m_surface->m_hlSurface /* already assigned */)
continue;
onNewSubsurface(s.lock());
}
}
Vector2D CSubsurface::size() {
return m_wlSurface->resource()->m_current.size;
}
bool CSubsurface::visible() {
if (!m_windowParent.expired())
return g_pHyprRenderer->shouldRenderWindow(m_windowParent.lock());
if (m_popupParent)
return m_popupParent->visible();
if (m_parent)
return m_parent->visible();
return false;
}
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