Hyprland/src/managers/input/Touch.cpp

#include "InputManager.hpp"
#include "../../Compositor.hpp"

void CInputManager::onTouchDown(wlr_touch_down_event* e) {
    EMIT_HOOK_EVENT_CANCELLABLE("touchDown", e);

    auto       PMONITOR = g_pCompositor->getMonitorFromName(e->touch->output_name ? e->touch->output_name : "");

    const auto PDEVIT = std::find_if(m_lTouchDevices.begin(), m_lTouchDevices.end(), [&](const STouchDevice& other) { return other.pWlrDevice == &e->touch->base; });

    if (PDEVIT != m_lTouchDevices.end() && !PDEVIT->boundOutput.empty())
        PMONITOR = g_pCompositor->getMonitorFromName(PDEVIT->boundOutput);

    PMONITOR = PMONITOR ? PMONITOR : g_pCompositor->m_pLastMonitor;

    wlr_cursor_warp(g_pCompositor->m_sWLRCursor, nullptr, PMONITOR->vecPosition.x + e->x * PMONITOR->vecSize.x, PMONITOR->vecPosition.y + e->y * PMONITOR->vecSize.y);

    refocus();

    if (m_ecbClickBehavior == CLICKMODE_KILL) {
        wlr_pointer_button_event e;
        e.state = WL_POINTER_BUTTON_STATE_PRESSED;
        g_pInputManager->processMouseDownKill(&e);
        return;
    }

    m_bLastInputTouch = true;

    m_sTouchData.touchFocusWindow  = m_pFoundWindowToFocus;
    m_sTouchData.touchFocusSurface = m_pFoundSurfaceToFocus;
    m_sTouchData.touchFocusLS      = m_pFoundLSToFocus;

    Vector2D local;

    if (m_sTouchData.touchFocusWindow) {
        if (m_sTouchData.touchFocusWindow->m_bIsX11) {
            local = (g_pInputManager->getMouseCoordsInternal() - m_sTouchData.touchFocusWindow->m_vRealPosition.goal()) * m_sTouchData.touchFocusWindow->m_fX11SurfaceScaledBy;
            m_sTouchData.touchSurfaceOrigin = m_sTouchData.touchFocusWindow->m_vRealPosition.goal();
        } else {
            g_pCompositor->vectorWindowToSurface(g_pInputManager->getMouseCoordsInternal(), m_sTouchData.touchFocusWindow, local);
            m_sTouchData.touchSurfaceOrigin = g_pInputManager->getMouseCoordsInternal() - local;
        }
    } else if (m_sTouchData.touchFocusLS) {
        local = g_pInputManager->getMouseCoordsInternal() - Vector2D(m_sTouchData.touchFocusLS->geometry.x, m_sTouchData.touchFocusLS->geometry.y);

        m_sTouchData.touchSurfaceOrigin = g_pInputManager->getMouseCoordsInternal() - local;
    } else {
        return; // oops, nothing found.
    }

    wlr_seat_touch_notify_down(g_pCompositor->m_sSeat.seat, m_sTouchData.touchFocusSurface, e->time_msec, e->touch_id, local.x, local.y);

    g_pCompositor->notifyIdleActivity();
}

void CInputManager::onTouchUp(wlr_touch_up_event* e) {
    EMIT_HOOK_EVENT_CANCELLABLE("touchUp", e);
    if (m_sTouchData.touchFocusSurface) {
        wlr_seat_touch_notify_up(g_pCompositor->m_sSeat.seat, e->time_msec, e->touch_id);
    }
}

void CInputManager::onTouchMove(wlr_touch_motion_event* e) {
    EMIT_HOOK_EVENT_CANCELLABLE("touchMove", e);
    if (m_sTouchData.touchFocusWindow && g_pCompositor->windowValidMapped(m_sTouchData.touchFocusWindow)) {
        const auto PMONITOR = g_pCompositor->getMonitorFromID(m_sTouchData.touchFocusWindow->m_iMonitorID);

        wlr_cursor_warp(g_pCompositor->m_sWLRCursor, nullptr, PMONITOR->vecPosition.x + e->x * PMONITOR->vecSize.x, PMONITOR->vecPosition.y + e->y * PMONITOR->vecSize.y);

        auto local = g_pInputManager->getMouseCoordsInternal() - m_sTouchData.touchSurfaceOrigin;
        if (m_sTouchData.touchFocusWindow->m_bIsX11)
            local = local * m_sTouchData.touchFocusWindow->m_fX11SurfaceScaledBy;

        wlr_seat_touch_notify_motion(g_pCompositor->m_sSeat.seat, e->time_msec, e->touch_id, local.x, local.y);
        // wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, e->time_msec, local.x, local.y);
    } else if (m_sTouchData.touchFocusLS) {
        const auto PMONITOR = g_pCompositor->getMonitorFromID(m_sTouchData.touchFocusLS->monitorID);

        wlr_cursor_warp(g_pCompositor->m_sWLRCursor, nullptr, PMONITOR->vecPosition.x + e->x * PMONITOR->vecSize.x, PMONITOR->vecPosition.y + e->y * PMONITOR->vecSize.y);

        const auto local = g_pInputManager->getMouseCoordsInternal() - m_sTouchData.touchSurfaceOrigin;

        wlr_seat_touch_notify_motion(g_pCompositor->m_sSeat.seat, e->time_msec, e->touch_id, local.x, local.y);
        // wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, e->time_msec, local.x, local.y);
    }
}

void CInputManager::onPointerHoldBegin(wlr_pointer_hold_begin_event* e) {
    wlr_pointer_gestures_v1_send_hold_begin(g_pCompositor->m_sWLRPointerGestures, g_pCompositor->m_sSeat.seat, e->time_msec, e->fingers);
}

void CInputManager::onPointerHoldEnd(wlr_pointer_hold_end_event* e) {
    wlr_pointer_gestures_v1_send_hold_end(g_pCompositor->m_sWLRPointerGestures, g_pCompositor->m_sSeat.seat, e->time_msec, e->cancelled);
}