summaryrefslogtreecommitdiffstats
path: root/xbmc/input/touch/ITouchInputHandling.h
diff options
context:
space:
mode:
Diffstat (limited to 'xbmc/input/touch/ITouchInputHandling.h')
-rw-r--r--xbmc/input/touch/ITouchInputHandling.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/xbmc/input/touch/ITouchInputHandling.h b/xbmc/input/touch/ITouchInputHandling.h
new file mode 100644
index 0000000..cabbf47
--- /dev/null
+++ b/xbmc/input/touch/ITouchInputHandling.h
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2013-2018 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.
+ */
+
+#pragma once
+
+#include "input/touch/ITouchActionHandler.h"
+
+#include <stdlib.h>
+
+/*!
+ * \ingroup touch
+ * \brief Convenience interface implementing ITouchActionHandler with an
+ * implementation that forwards any ITouchActionHandler-related calls
+ * to a previously registered ITouchActionHandler
+ *
+ * \sa ITouchActionHandler
+ */
+class ITouchInputHandling : protected ITouchActionHandler
+{
+public:
+ ITouchInputHandling() : m_handler(NULL) {}
+ ~ITouchInputHandling() override = default;
+
+ /*!
+ * \brief Register a touch input handler
+ *
+ * There can only be one touch input handler.
+ *
+ * \param touchHandler An instance of a touch handler implementing the
+ * ITouchActionHandler interface
+ *
+ * \sa UnregisterHandler
+ */
+ void RegisterHandler(ITouchActionHandler* touchHandler);
+ /*!
+ * \brief Unregister the previously registered touch handler
+ *
+ * \sa RegisterHandler
+ */
+ void UnregisterHandler();
+
+protected:
+ // implementation of ITouchActionHandler
+ void OnTouchAbort() override;
+
+ bool OnSingleTouchStart(float x, float y) override;
+ bool OnSingleTouchHold(float x, float y) override;
+ bool OnSingleTouchMove(
+ float x, float y, float offsetX, float offsetY, float velocityX, float velocityY) override;
+ bool OnSingleTouchEnd(float x, float y) override;
+
+ bool OnMultiTouchDown(float x, float y, int32_t pointer) override;
+ bool OnMultiTouchHold(float x, float y, int32_t pointers = 2) override;
+ bool OnMultiTouchMove(float x,
+ float y,
+ float offsetX,
+ float offsetY,
+ float velocityX,
+ float velocityY,
+ int32_t pointer) override;
+ bool OnMultiTouchUp(float x, float y, int32_t pointer) override;
+
+ bool OnTouchGestureStart(float x, float y) override;
+ bool OnTouchGesturePan(
+ float x, float y, float offsetX, float offsetY, float velocityX, float velocityY) override;
+ bool OnTouchGestureEnd(
+ float x, float y, float offsetX, float offsetY, float velocityX, float velocityY) override;
+
+ // convenience events
+ void OnTap(float x, float y, int32_t pointers = 1) override;
+ void OnLongPress(float x, float y, int32_t pointers = 1) override;
+ void OnSwipe(TouchMoveDirection direction,
+ float xDown,
+ float yDown,
+ float xUp,
+ float yUp,
+ float velocityX,
+ float velocityY,
+ int32_t pointers = 1) override;
+ void OnZoomPinch(float centerX, float centerY, float zoomFactor) override;
+ void OnRotate(float centerX, float centerY, float angle) override;
+
+private:
+ ITouchActionHandler* m_handler;
+};