kanzi::EventFilter Class Reference

EventFilter class. More...

#include <kanzi/core.ui/input/event_filter.hpp>

Public Member Functions
	EventFilter (const EventSourceProperties &properties)
	Constructor. More...
void	process (EventQueue &queue)
	Filters events. More...
void	setTransformation (const Matrix3x3 &transformation)
	Sets the transformation property. More...
	~EventFilter ()
	Destructor. More...

Protected Attributes
bool	m_discardPointerEvents
	Whether pointer events are discarded. More...
bool	m_discardTouchEvents
	Whether touch events are discarded. More...
Matrix3x3	m_eventTransformation
	Input event area height. More...
InputTranslation	m_eventTranslation
	Translation of input event coordinates. More...

Detailed Description

EventFilter class.

Translates, orients, transforms and coalesces events.

Constructor & Destructor Documentation

kanzi::EventFilter::EventFilter ( const EventSourceProperties &  properties )

explicit

Constructor.

kanzi::EventFilter::~EventFilter

(

)

Destructor.

Member Function Documentation

void kanzi::EventFilter::process

(

EventQueue &

queue

)

Filters events.

The events in the given event queue are filtered based on the settings of the filter.

Note

The length of the event queue may be different after filtering.

void kanzi::EventFilter::setTransformation

(

const Matrix3x3 &

transformation

)

Sets the transformation property.

Member Data Documentation

InputTranslation kanzi::EventFilter::m_eventTranslation

protected

Translation of input event coordinates.

Matrix3x3 kanzi::EventFilter::m_eventTransformation

protected

Input event area height.

bool kanzi::EventFilter::m_discardPointerEvents

protected

Whether pointer events are discarded.

bool kanzi::EventFilter::m_discardTouchEvents

protected

Whether touch events are discarded.

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The documentation for this class was generated from the following file:

• kanzi/core.ui/input/event_filter.hpp