kzu_pinch_manipulator.h File Reference

Pinch manipulator. More...

#include <system/kzs_types.h>
#include <system/debug/kzs_error.h>
#include <system/kzs_header.h>

Functions
kzsError	kzuPinchManipulatorCreate (const struct KzcMemoryManager *memoryManager, struct KzuPropertyManager *propertyManager, struct KzuInputManipulator **out_inputManipulator)
	Create pinch gesture manipulator. More...
kzsError	kzuPinchManipulatorSetScaleRecognitionThreshold (struct KzuInputManipulator *inputManipulator, kzFloat threshold)
	Set the threshold the fingers have to move away from each other before scale is recognized. More...
kzsError	kzuPinchManipulatorSetRotationRecognitionThreshold (struct KzuInputManipulator *inputManipulator, kzFloat threshold)
	Set the threshold the fingers have to rotate around the midpoint before rotation is recognized. More...

Detailed Description

Pinch manipulator.

Copyright 2008-2019 by Rightware. All rights reserved.

Function Documentation

kzsError kzuPinchManipulatorCreate	(	const struct KzcMemoryManager *	memoryManager,
		struct KzuPropertyManager *	propertyManager,
		struct KzuInputManipulator **	out_inputManipulator
	)

Create pinch gesture manipulator.

kzsError kzuPinchManipulatorSetScaleRecognitionThreshold	(	struct KzuInputManipulator *	inputManipulator,
		kzFloat	threshold
	)

Set the threshold the fingers have to move away from each other before scale is recognized.

Default is 5 screen units.

kzsError kzuPinchManipulatorSetRotationRecognitionThreshold	(	struct KzuInputManipulator *	inputManipulator,
		kzFloat	threshold
	)

Set the threshold the fingers have to rotate around the midpoint before rotation is recognized.

Default is 5 screen units along the circle.