1 files changed, 109 insertions, 0 deletions
diff --git a/xbmc/platform/linux/input/LibInputTouch.cpp b/xbmc/platform/linux/input/LibInputTouch.cpp
new file mode 100644
index 0000000..545d99a
--- /dev/null
+++ b/xbmc/platform/linux/input/LibInputTouch.cpp
@@ -0,0 +1,109 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "LibInputTouch.h"
+
+#include "ServiceBroker.h"
+#include "input/touch/generic/GenericTouchActionHandler.h"
+#include "utils/log.h"
+#include "windowing/GraphicContext.h"
+
+static inline CPoint GetPos(libinput_event_touch *e)
+{
+  const double x = libinput_event_touch_get_x_transformed(e, CServiceBroker::GetWinSystem()->GetGfxContext().GetWidth());
+  const double y = libinput_event_touch_get_y_transformed(e, CServiceBroker::GetWinSystem()->GetGfxContext().GetHeight());
+
+  CLog::Log(LOGDEBUG, "CLibInputTouch::{} - x: {:f} y: {:f}", __FUNCTION__, x, y);
+
+  return CPoint(x, y);
+}
+
+CLibInputTouch::CLibInputTouch()
+{
+  m_points.reserve(2);
+  CGenericTouchInputHandler::GetInstance().RegisterHandler(&CGenericTouchActionHandler::GetInstance());
+}
+
+void CLibInputTouch::CheckSlot(int slot)
+{
+  if (slot + 1 > static_cast<int>(m_points.size()))
+    m_points.resize(slot + 1, std::make_pair(TouchInputUnchanged, CPoint(0, 0)));
+}
+
+TouchInput CLibInputTouch::GetEvent(int slot)
+{
+  CheckSlot(slot);
+  return m_points.at(slot).first;
+}
+
+void CLibInputTouch::SetEvent(int slot, TouchInput event)
+{
+  CheckSlot(slot);
+  m_points.at(slot).first = event;
+}
+
+void CLibInputTouch::SetPosition(int slot, CPoint point)
+{
+  CheckSlot(slot);
+  m_points.at(slot).second = point;
+}
+
+void CLibInputTouch::ProcessTouchDown(libinput_event_touch *e)
+{
+  int slot = libinput_event_touch_get_seat_slot(e);
+
+  SetPosition(slot, GetPos(e));
+  SetEvent(slot, TouchInputDown);
+  CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input down", __FUNCTION__);
+}
+
+void CLibInputTouch::ProcessTouchMotion(libinput_event_touch *e)
+{
+  int slot = libinput_event_touch_get_seat_slot(e);
+  uint64_t nanotime = libinput_event_touch_get_time_usec(e) * 1000LL;
+
+  SetPosition(slot, GetPos(e));
+
+  if (GetEvent(slot) != TouchInputDown)
+    SetEvent(slot, TouchInputMove);
+  CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input move", __FUNCTION__);
+
+  CGenericTouchInputHandler::GetInstance().UpdateTouchPointer(slot, GetX(slot), GetY(slot), nanotime);
+}
+
+void CLibInputTouch::ProcessTouchUp(libinput_event_touch *e)
+{
+  int slot = libinput_event_touch_get_seat_slot(e);
+
+  SetEvent(slot, TouchInputUp);
+  CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input up", __FUNCTION__);
+}
+
+void CLibInputTouch::ProcessTouchCancel(libinput_event_touch *e)
+{
+  int slot = libinput_event_touch_get_seat_slot(e);
+  uint64_t nanotime = libinput_event_touch_get_time_usec(e) * 1000LL;
+
+  CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input cancel", __FUNCTION__);
+  CGenericTouchInputHandler::GetInstance().HandleTouchInput(TouchInputAbort, GetX(slot), GetY(slot), nanotime, slot);
+}
+
+void CLibInputTouch::ProcessTouchFrame(libinput_event_touch *e)
+{
+  uint64_t nanotime = libinput_event_touch_get_time_usec(e) * 1000LL;
+
+  for (size_t slot = 0; slot < m_points.size(); ++slot)
+  {
+    CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input frame: event {}", __FUNCTION__,
+              GetEvent(slot));
+    CLog::Log(LOGDEBUG, "CLibInputTouch::{} - touch input frame: slot {}", __FUNCTION__, slot);
+    CGenericTouchInputHandler::GetInstance().HandleTouchInput(GetEvent(slot), GetX(slot), GetY(slot), nanotime, slot);
+    SetEvent(slot, TouchInputUnchanged);
+  }
+}
+