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#include "CloseGesture.hpp"
#include "../../../../Compositor.hpp"
#include "../../../../managers/animation/DesktopAnimationManager.hpp"
#include "../../../../render/Renderer.hpp"
#include "../../../../managers/eventLoop/EventLoopManager.hpp"
#include "../../../../managers/eventLoop/EventLoopTimer.hpp"
#include "../../../../config/ConfigValue.hpp"
#include "../../../../desktop/state/FocusState.hpp"
#include "../../../../layout/target/Target.hpp"
using namespace Desktop::View;
constexpr const float MAX_DISTANCE = 200.F;
static std::vector<SP<CEventLoopTimer>> trackpadCloseTimers;
//
static Vector2D lerpVal(const Vector2D& from, const Vector2D& to, const float& t) {
return Vector2D{
from.x + ((to.x - from.x) * t),
from.y + ((to.y - from.y) * t),
};
}
static float lerpVal(const float& from, const float& to, const float& t) {
return from + ((to - from) * t);
}
void CCloseTrackpadGesture::begin(const ITrackpadGesture::STrackpadGestureBegin& e) {
ITrackpadGesture::begin(e);
m_window = Desktop::focusState()->window();
if (!m_window)
return;
m_alphaFrom = m_window->alphaGoal(WINDOW_ALPHA_FADE);
m_posFrom = m_window->m_realPosition->goal();
m_sizeFrom = m_window->m_realSize->goal();
g_pDesktopAnimationManager->startAnimation(m_window.lock(), CDesktopAnimationManager::ANIMATION_TYPE_OUT, true);
*m_window->alpha(WINDOW_ALPHA_FADE) = 0.f;
m_alphaTo = m_window->alphaGoal(WINDOW_ALPHA_FADE);
m_posTo = m_window->m_realPosition->goal();
m_sizeTo = m_window->m_realSize->goal();
m_window->alpha(WINDOW_ALPHA_FADE)->setValueAndWarp(m_alphaFrom);
m_window->m_realPosition->setValueAndWarp(m_posFrom);
m_window->m_realSize->setValueAndWarp(m_sizeFrom);
m_lastDelta = 0.F;
}
void CCloseTrackpadGesture::update(const ITrackpadGesture::STrackpadGestureUpdate& e) {
if (!m_window)
return;
g_pHyprRenderer->damageWindow(m_window.lock());
m_lastDelta += distance(e);
const auto FADEPERCENT = std::clamp(m_lastDelta / MAX_DISTANCE, 0.F, 1.F);
m_window->alpha(WINDOW_ALPHA_FADE)->setValueAndWarp(lerpVal(m_alphaFrom, m_alphaTo, FADEPERCENT));
m_window->m_realPosition->setValueAndWarp(lerpVal(m_posFrom, m_posTo, FADEPERCENT));
m_window->m_realSize->setValueAndWarp(lerpVal(m_sizeFrom, m_sizeTo, FADEPERCENT));
g_pDecorationPositioner->onWindowUpdate(m_window.lock());
g_pHyprRenderer->damageWindow(m_window.lock());
}
void CCloseTrackpadGesture::end(const ITrackpadGesture::STrackpadGestureEnd& e) {
static const auto PTIMEOUT = CConfigValue<Config::INTEGER>("gestures:close_max_timeout");
if (!m_window)
return;
const auto COMPLETION = std::clamp(m_lastDelta / MAX_DISTANCE, 0.F, 1.F);
if (COMPLETION < 0.2F) {
// revert the animation
g_pHyprRenderer->damageWindow(m_window.lock());
*m_window->alpha(WINDOW_ALPHA_FADE) = m_alphaFrom;
*m_window->m_realPosition = m_posFrom;
*m_window->m_realSize = m_sizeFrom;
return;
}
// commence. Close the window and restore our current state to avoid a harsh anim
const auto CURRENT_ALPHA = m_window->alphaValue(WINDOW_ALPHA_FADE);
const auto CURRENT_POS = m_window->m_realPosition->value();
const auto CURRENT_SIZE = m_window->m_realSize->value();
Desktop::focusState()->window()->sendClose();
m_window->alpha(WINDOW_ALPHA_FADE)->setValueAndWarp(CURRENT_ALPHA);
m_window->m_realPosition->setValueAndWarp(CURRENT_POS);
m_window->m_realSize->setValueAndWarp(CURRENT_SIZE);
// this is a kinda hack, but oh well.
m_window->m_realPosition->setCallbackOnBegin(
[CURRENT_POS, window = m_window](auto) {
if (!window || !window->m_isMapped)
return;
window->m_realPosition->setValueAndWarp(CURRENT_POS);
},
false);
m_window->m_realSize->setCallbackOnBegin(
[CURRENT_SIZE, window = m_window](auto) {
if (!window || !window->m_isMapped)
return;
window->m_realSize->setValueAndWarp(CURRENT_SIZE);
},
false);
// we give windows 2s to close. If they don't, pop them back in.
auto timer = makeShared<CEventLoopTimer>(
std::chrono::milliseconds(*PTIMEOUT),
[window = m_window](SP<CEventLoopTimer> self, void* data) {
std::erase(trackpadCloseTimers, self);
// if after 2 seconds the window is still alive and mapped, we revert our changes.
if (!window)
return;
window->m_realPosition->setCallbackOnBegin(nullptr);
window->m_realSize->setCallbackOnBegin(nullptr);
if (!window->m_isMapped)
return;
window->layoutTarget()->recalc();
window->updateDecorationValues();
window->sendWindowSize(true);
*window->alpha(WINDOW_ALPHA_FADE) = 1.F;
},
nullptr);
trackpadCloseTimers.emplace_back(timer);
g_pEventLoopManager->addTimer(timer);
m_window.reset();
}
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