-#ifndef __DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H__
-#define __DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H__
+#ifndef DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H
+#define DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H
/*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*/
// INTERNAL INCLUDES
-#include <dali/public-api/actors/actor.h>
#include <dali/internal/event/events/gesture-detector-impl.h>
-#include <dali/internal/event/events/long-press-gesture-processor.h>
-#include <dali/internal/event/events/pan-gesture-processor.h>
-#include <dali/internal/event/events/pinch-gesture-processor.h>
-#include <dali/internal/event/events/tap-gesture-processor.h>
+#include <dali/internal/event/events/long-press-gesture/long-press-gesture-processor.h>
+#include <dali/internal/event/events/pan-gesture/pan-gesture-processor.h>
+#include <dali/internal/event/events/pinch-gesture/pinch-gesture-processor.h>
+#include <dali/internal/event/events/rotation-gesture/rotation-gesture-processor.h>
+#include <dali/internal/event/events/tap-gesture/tap-gesture-processor.h>
+#include <dali/public-api/actors/actor.h>
+#include <dali/public-api/events/gesture.h>
namespace Dali
{
-
-struct Gesture;
-
namespace Integration
{
-struct GestureEvent;
-class GestureManager;
class RenderController;
}
namespace Internal
{
-
class Stage;
+class Scene;
/**
* Gesture Event Processing:
class GestureEventProcessor
{
public:
-
/**
* Create a gesture event processor.
- * @param[in] stage The stage.
* @param[in] updateManager The update manager
- * @param[in] gestureManager The gesture manager
* @param[in] renderController The render controller
*/
- GestureEventProcessor( Stage& stage, SceneGraph::UpdateManager& updateManager, Integration::GestureManager& gestureManager, Integration::RenderController& renderController );
+ GestureEventProcessor(SceneGraph::UpdateManager& updateManager, Integration::RenderController& renderController);
/**
* Non-virtual destructor; GestureProcessor is not a base class
~GestureEventProcessor();
public: // To be called by EventProcessor
-
/**
- * This function is called by Core whenever a gesture event occurs.
- * @param[in] event The event that has occurred.
+ * This function is called by Core whenever a touch event occurs
+ * @param[in] scene The scene
+ * @param[in] event The event that has occurred
*/
- void ProcessGestureEvent(const Integration::GestureEvent& event);
+ void ProcessTouchEvent(Scene& scene, const Integration::TouchEvent& event);
public: // To be called by gesture detectors
-
/**
* This method adds the specified gesture detector to the relevant gesture processor.
* @param[in] gestureDetector The gesture detector to add
*/
- void AddGestureDetector(GestureDetector* gestureDetector);
+ void AddGestureDetector(GestureDetector* gestureDetector, Scene& scene);
/**
* This method removes the specified gesture detector from the relevant gesture processor.
void GestureDetectorUpdated(GestureDetector* gestureDetector);
/**
- * This method is called by GestureDetectors on Started or Continue state events.
- * Status is queried and reset by Core in ProcessEvents
- */
- void SetUpdateRequired();
-
- /**
* Called by GestureDetectors to set the gesture properties in the update thread.
* @param[in] gesture The gesture whose values will be used in the Update object.
* @note If we are in the middle of processing the gesture being set, then this call is ignored.
*/
- void SetGestureProperties( const Gesture& gesture );
+ void SetGestureProperties(const Dali::Gesture& gesture);
public: // Called by Core
-
/**
* Returns true if any GestureDetector requires a Core::Update. Clears
* the state flag after reading.
*
* @param[in] mode The prediction mode to use
*/
- void SetPanGesturePredictionMode( int mode );
+ void SetPanGesturePredictionMode(int32_t mode);
/**
* @brief Sets the prediction amount of the pan gesture
*
* @param[in] amount The prediction amount in milliseconds
*/
- void SetPanGesturePredictionAmount( unsigned int amount );
+ void SetPanGesturePredictionAmount(uint32_t amount);
/**
* @brief Sets the upper bound of the prediction amount for clamping
*
* @param[in] amount The prediction amount in milliseconds
*/
- void SetPanGestureMaximumPredictionAmount( unsigned int amount );
+ void SetPanGestureMaximumPredictionAmount(uint32_t amount);
/**
* @brief Sets the lower bound of the prediction amount for clamping
*
* @param[in] amount The prediction amount in milliseconds
*/
- void SetPanGestureMinimumPredictionAmount( unsigned int amount );
+ void SetPanGestureMinimumPredictionAmount(uint32_t amount);
/**
* @brief Sets the prediction amount to adjust when the pan velocity is changed.
*
* @param[in] amount The prediction amount in milliseconds
*/
- void SetPanGesturePredictionAmountAdjustment( unsigned int amount );
+ void SetPanGesturePredictionAmountAdjustment(uint32_t amount);
/**
* @brief Called to set how pan gestures smooth input
*
* @param[in] mode The smoothing mode to use
*/
- void SetPanGestureSmoothingMode( int mode );
+ void SetPanGestureSmoothingMode(int32_t mode);
/**
* @brief Sets the prediction amount of the pan gesture
*
* @param[in] amount The smoothing amount [0.0f,1.0f] - 0.0f would be no smoothing, 1.0f maximum smoothing
*/
- void SetPanGestureSmoothingAmount( float amount );
+ void SetPanGestureSmoothingAmount(float amount);
/*
* @brief Sets whether to use actual times of the real gesture and frames or not.
*
* @param[in] value True = use actual times, False = use perfect values
*/
- void SetPanGestureUseActualTimes( bool value );
+ void SetPanGestureUseActualTimes(bool value);
/**
* @brief Sets the interpolation time range (ms) of past points to use (with weights) when interpolating.
*
* @param[in] value Time range in ms
*/
- void SetPanGestureInterpolationTimeRange( int value );
+ void SetPanGestureInterpolationTimeRange(int32_t value);
/**
* @brief Sets whether to use scalar only prediction, which when enabled, ignores acceleration.
*
* @param[in] value True = use scalar prediction only
*/
- void SetPanGestureScalarOnlyPredictionEnabled( bool value );
+ void SetPanGestureScalarOnlyPredictionEnabled(bool value);
/**
* @brief Sets whether to use two point prediction. This combines two interpolated points to get more steady acceleration and velocity values.
*
* @param[in] value True = use two point prediction
*/
- void SetPanGestureTwoPointPredictionEnabled( bool value );
+ void SetPanGestureTwoPointPredictionEnabled(bool value);
/**
* @brief Sets the time in the past to interpolate the second point when using two point interpolation.
*
* @param[in] value Time in past in ms
*/
- void SetPanGestureTwoPointInterpolatePastTime( int value );
+ void SetPanGestureTwoPointInterpolatePastTime(int32_t value);
/**
* @brief Sets the two point velocity bias. This is the ratio of first and second points to use for velocity.
*
* @param[in] value 0.0f = 100% first point. 1.0f = 100% of second point.
*/
- void SetPanGestureTwoPointVelocityBias( float value );
+ void SetPanGestureTwoPointVelocityBias(float value);
/**
* @brief Sets the two point acceleration bias. This is the ratio of first and second points to use for acceleration.
*
* @param[in] value 0.0f = 100% first point. 1.0f = 100% of second point.
*/
- void SetPanGestureTwoPointAccelerationBias( float value );
+ void SetPanGestureTwoPointAccelerationBias(float value);
/**
* @brief Sets the range of time (ms) of points in the history to perform multitap smoothing with (if enabled).
*
* @param[in] value Time in past in ms
*/
- void SetPanGestureMultitapSmoothingRange( int value );
+ void SetPanGestureMultitapSmoothingRange(int32_t value);
-private:
+ /**
+ * @brief Sets the minimum distance required to start a pan event
+ *
+ * @param[in] value Distance in pixels
+ */
+ void SetPanGestureMinimumDistance(int32_t value);
+ /**
+ * @brief Sets the minimum number of touch events required to start a pan
+ *
+ * @param[in] value Number of touch events
+ */
+ void SetPanGestureMinimumPanEvents(int32_t value);
+
+ /**
+ * @brief Sets the minimum distance required to start a pinch event
+ *
+ * @param[in] value Distance in pixels
+ */
+ void SetPinchGestureMinimumDistance(float value);
+
+ /**
+ * @brief Sets the minimum touch events required before a pinch can be started
+ *
+ * @param[in] value The number of touch events
+ */
+ void SetPinchGestureMinimumTouchEvents(uint32_t value);
+
+ /**
+ * @brief Sets the minimum touch events required after a pinch started
+ *
+ * @param[in] value The number of touch events
+ */
+ void SetPinchGestureMinimumTouchEventsAfterStart(uint32_t value);
+
+ /**
+ * @brief Sets the minimum touch events required before a rotation can be started
+ *
+ * @param[in] value The number of touch events
+ */
+ void SetRotationGestureMinimumTouchEvents(uint32_t value);
+
+ /**
+ * @brief Sets the minimum touch events required after a rotation started
+ *
+ * @param[in] value The number of touch events
+ */
+ void SetRotationGestureMinimumTouchEventsAfterStart(uint32_t value);
+
+ /**
+ * @brief Sets the minimum holding time required to be recognized as a long press gesture
+ *
+ * @param[in] value The time value in milliseconds
+ */
+ void SetLongPressMinimumHoldingTime(uint32_t value);
+
+ /**
+ * @return The minimum holding time required to be recognized as a long press gesture in milliseconds
+ */
+ uint32_t GetLongPressMinimumHoldingTime() const;
+
+public: // needed for PanGesture
+ /**
+ * @return the pan gesture processor
+ */
+ const PanGestureProcessor& GetPanGestureProcessor();
+
+private:
// Undefined
GestureEventProcessor(const GestureEventProcessor&);
GestureEventProcessor& operator=(const GestureEventProcessor& rhs);
private:
-
- Stage& mStage;
- Integration::GestureManager& mGestureManager;
-
- LongPressGestureProcessor mLongPressGestureProcessor;
- PanGestureProcessor mPanGestureProcessor;
- PinchGestureProcessor mPinchGestureProcessor;
- TapGestureProcessor mTapGestureProcessor;
+ LongPressGestureProcessor mLongPressGestureProcessor;
+ PanGestureProcessor mPanGestureProcessor;
+ PinchGestureProcessor mPinchGestureProcessor;
+ TapGestureProcessor mTapGestureProcessor;
+ RotationGestureProcessor mRotationGestureProcessor;
Integration::RenderController& mRenderController;
- bool mUpdateRequired; ///< set to true by gesture detectors if they require a Core::Update
+ int32_t envOptionMinimumPanDistance;
+ int32_t envOptionMinimumPanEvents;
};
} // namespace Internal
} // namespace Dali
-#endif // __DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H__
+#endif // DALI_INTERNAL_GESTURE_EVENT_PROCESSOR_H