Represents a circular arc defined by a center point, radius, and start/end angles. More...

#include <CArc.h>

Inheritance diagram for i2d::CArc:

Public Types
typedef CCircle	BaseClass

Public Types inherited from i2d::CCircle
typedef CPosition2d	BaseClass

Public Types inherited from i2d::IObject2d
enum	ChangeFlags { CF_OBJECT_POSITION = 0x6ba340 }

Public Types inherited from istd::IChangeable
enum	ChangeFlags { CF_ACF_INTERNAL = 0 , CF_ALL_DATA , CF_ANY , CF_DESTROYING , CF_DELEGATED , CF_NO_UNDO }
	Data model change notification flags. More...

enum	SupportedOperations { SO_NONE = 0 , SO_OBSERVE = 1 << 0 , SO_COPY = 1 << 1 , SO_CLONE = 1 << 2 , SO_COMPARE = 1 << 3 , SO_RESET = 1 << 4 }
	Flags for supported operations. More...

enum	CompatibilityMode { CM_STRICT , CM_WITHOUT_REFS , CM_WITH_REFS , CM_CONVERT }
	Control how relationship betweeen objects are interpreted. More...

typedef QMultiMap< QByteArray, QVariant >	ChangeInfoMap

Public Member Functions
	CArc ()
	Construct an empty arc object.

	CArc (double startAngle, double endAngle, const double radius, const CVector2d &center)
	Construct an arc with specified parameters.

double	GetStartAngle () const
	Get the starting angle of the arc.

void	SetStartAngle (double angle)
	Set the starting angle of the arc.

double	GetEndAngle () const
	Get the ending angle of the arc.

void	SetEndAngle (double angle)
	Set the ending angle of the arc.

bool	operator== (const CArc &arc) const
	Compare this arc with another arc for equality.

bool	operator!= (const CArc &arc) const
	Compare this arc with another arc for inequality.

CVector2d	GetPositionFromAlpha (double alpha) const
	Get position of point using normed 'alpha' value.

virtual CRectangle	GetBoundingBox () const override
	Get bounding box of this shape.

virtual bool	Transform (const ITransformation2d &transformation, ITransformation2d::ExactnessMode mode=ITransformation2d::EM_NONE, double *errorFactorPtr=NULL) override
	Transform this object using some transformation.

virtual bool	InvTransform (const ITransformation2d &transformation, ITransformation2d::ExactnessMode mode=ITransformation2d::EM_NONE, double *errorFactorPtr=NULL) override
	Do inverse transformation of this object.

virtual bool	GetTransformed (const ITransformation2d &transformation, IObject2d &result, ITransformation2d::ExactnessMode mode=ITransformation2d::EM_NONE, double *errorFactorPtr=NULL) const override
	Calulate transformation of the object into second one.

virtual bool	GetInvTransformed (const ITransformation2d &transformation, IObject2d &result, ITransformation2d::ExactnessMode mode=ITransformation2d::EM_NONE, double *errorFactorPtr=NULL) const override
	Calulate inverse transformation of the object into second one.

virtual int	GetSupportedOperations () const override
	Get set of flags for supported operations.

virtual bool	CopyFrom (const IChangeable &object, CompatibilityMode mode=CM_WITHOUT_REFS) override

virtual istd::TUniqueInterfacePtr< istd::IChangeable >	CloneMe (CompatibilityMode mode=CM_WITHOUT_REFS) const override
	Make a copy of this object.

virtual bool	Serialize (iser::IArchive &archive) override
	Load or store state of this object as a archive stream.

Public Member Functions inherited from i2d::CCircle
	CCircle ()

	CCircle (double radius, const CVector2d &center)

double	GetRadius () const

void	SetRadius (double radius)

bool	operator== (const CCircle &circle) const

bool	operator!= (const CCircle &circle) const

virtual bool	ConvertToPolygon (i2d::CPolygon &result, int segmentsCount=0) const
	Performs conversion of the circle splitting it to segmentsCount segments to the polygon result.

bool	IsIntersectedBy (const CCircle &circle, bool isFilled=false) const
	Check if this circle is intersected by another circle (or disk).

bool	IsIntersectedBy (const CLine2d &line, bool isFilled=false) const
	Check if this circle is intersected by line.

int	GetIntersectionAlphas (const CLine2d &line, double result[2]) const
	Get points of intersection circle by line.

int	GetIntersectionPoints (const CLine2d &line, i2d::CVector2d &result1, i2d::CVector2d &result2) const
	Get points of intersection circle by line.

virtual QByteArray	GetFactoryId () const override

Public Member Functions inherited from i2d::CPosition2d
	CPosition2d ()

	CPosition2d (const CVector2d &center)

const CVector2d &	GetPosition () const

void	SetPosition (const CVector2d &position)

void	Translate (const i2d::CVector2d &vector)

CPosition2d	GetTranslated (const i2d::CVector2d &vector) const

virtual CVector2d	GetCenter () const override
	Returns center of this 2D-object.

virtual void	MoveCenterTo (const CVector2d &position) override
	Move object to position `position`.

virtual bool	IsEqual (const istd::IChangeable &object) const override
	Compare this object with another object.

Public Member Functions inherited from i2d::CObject2dBase
	CObject2dBase ()

	CObject2dBase (const CObject2dBase &object2d)

	CObject2dBase (CObject2dBase &&object2d)

CObject2dBase &	operator= (const CObject2dBase &object2d)

CObject2dBase &	operator= (CObject2dBase &&object2d)

virtual const ICalibration2d *	GetCalibration () const override
	Get access to transformation object, which transforms a local logical coordinate system to global one.

virtual void	SetCalibration (const ICalibration2d *calibrationPtr, bool releaseFlag=false) override
	Set calibration of this object.

virtual bool	CopyFrom (const istd::IChangeable &object, CompatibilityMode mode=CM_WITHOUT_REFS) override
	Copy this object from another one.

virtual bool	ResetData (CompatibilityMode mode=CM_WITHOUT_REFS) override
	Reset data to its default state.

Public Member Functions inherited from iser::ISerializable
virtual quint32	GetMinimalVersion (int versionId) const
	Get minimal needed version to correct storing of this data.

Public Member Functions inherited from istd::IChangeable
virtual void	BeginChanges (const ChangeSet &changeSet)
	Starts the change transaction.

virtual void	EndChanges (const ChangeSet &changeSet)
	Ends the change transaction.

virtual void	BeginChangeGroup (const ChangeSet &changeSet)
	Starts group of changes.

virtual void	EndChangeGroup (const ChangeSet &changeSet)
	Ends group of changes.

Public Member Functions inherited from istd::IPolymorphic
virtual	~IPolymorphic ()

Protected Attributes
double	m_startAngle

double	m_endAngle

Protected Attributes inherited from i2d::CCircle
double	m_radius

Protected Attributes inherited from i2d::CPosition2d
CVector2d	m_position

Additional Inherited Members
Static Public Member Functions inherited from i2d::CCircle
static QByteArray	GetTypeName ()

Static Public Member Functions inherited from i2d::CPosition2d
static QByteArray	GetTypeName ()

Static Public Member Functions inherited from istd::IChangeable
static const ChangeSet &	GetNoChanges ()
	Get empty set of changes.

static const ChangeSet &	GetAnyChange ()
	Get anonymous change set.

static const ChangeSet &	GetAllChanges ()
	Get anonymous change set.

static const ChangeSet &	GetDelegatedChanges ()
	Get delegated change set.

Protected Member Functions inherited from istd::IChangeable
virtual void	OnBeginChanges ()
	Callback function for begin change event.

virtual void	OnEndChanges (const ChangeSet &changeSet)
	Callback function for end change event.

Static Protected Attributes inherited from i2d::CObject2dBase
static const ChangeSet	s_objectMovedChange

static const ChangeSet	s_objectModifiedChange

Detailed Description

Represents a circular arc defined by a center point, radius, and start/end angles.

An arc is a portion of a circle's circumference between two angles.

Definition at line 17 of file CArc.h.

Member Typedef Documentation

◆ BaseClass

typedef CCircle i2d::CArc::BaseClass

Definition at line 20 of file CArc.h.

Constructor & Destructor Documentation

◆ CArc() [1/2]

i2d::CArc::CArc ( )

Construct an empty arc object.

◆ CArc() [2/2]

i2d::CArc::CArc	(	double	startAngle,
		double	endAngle,
		const double	radius,
		const CVector2d &	center
	)

Construct an arc with specified parameters.

Parameters

startAngle	Starting angle in radians.
endAngle	Ending angle in radians.
radius	Radius of the arc.
center	Center point of the arc.

Member Function Documentation

◆ CloneMe()

virtual istd::TUniqueInterfacePtr< istd::IChangeable > i2d::CArc::CloneMe ( CompatibilityMode mode = CM_WITHOUT_REFS ) const

overridevirtual

Make a copy of this object.

Returns: new instance or NULL, if this operation is not supported.

Reimplemented from i2d::CCircle.

◆ CopyFrom()

virtual bool i2d::CArc::CopyFrom	(	const IChangeable &	object,
		CompatibilityMode	mode = `CM_WITHOUT_REFS`
	)

overridevirtual

Reimplemented from i2d::CCircle.

◆ GetBoundingBox()

virtual CRectangle i2d::CArc::GetBoundingBox ( ) const

overridevirtual

Get bounding box of this shape.

Please note, this bounding box is in logical units, the calibration will not be considered.

Reimplemented from i2d::CCircle.

◆ GetEndAngle()

double i2d::CArc::GetEndAngle ( ) const

inline

Get the ending angle of the arc.

Returns: Ending angle in radians.

Definition at line 119 of file CArc.h.

References m_endAngle.

◆ GetInvTransformed()

virtual bool i2d::CArc::GetInvTransformed	(	const ITransformation2d &	transformation,
		IObject2d &	result,
		ITransformation2d::ExactnessMode	mode = `ITransformation2d::EM_NONE`,
		double *	errorFactorPtr = `NULL`
	)		const

overridevirtual

Calulate inverse transformation of the object into second one.

Please note, that this operation transforms logical coordinates, it means that the calibration will be ignored.

Parameters

mode	controls needed transformation exactness.
errorFactorPtr	optional output where approximated length of transformation error vector will be stored. Value 0 means that transformation is exactly done.
result	result object.

Returns: true, if transformation was done correctly.

Reimplemented from i2d::CCircle.

◆ GetPositionFromAlpha()

CVector2d i2d::CArc::GetPositionFromAlpha ( double alpha ) const

Get position of point using normed 'alpha' value.

Value 0 will be mapped to point 1 and value 1 will be mapped to point 2.

◆ GetStartAngle()

double i2d::CArc::GetStartAngle ( ) const

inline

Get the starting angle of the arc.

Returns: Starting angle in radians.

Definition at line 113 of file CArc.h.

References m_startAngle.

◆ GetSupportedOperations()

virtual int i2d::CArc::GetSupportedOperations ( ) const

overridevirtual

Get set of flags for supported operations.

See also: SupportedOperations

Reimplemented from i2d::CCircle.

◆ GetTransformed()

virtual bool i2d::CArc::GetTransformed	(	const ITransformation2d &	transformation,
		IObject2d &	result,
		ITransformation2d::ExactnessMode	mode = `ITransformation2d::EM_NONE`,
		double *	errorFactorPtr = `NULL`
	)		const

overridevirtual

Calulate transformation of the object into second one.

Please note, that this operation transforms logical coordinates, it means that the calibration will be ignored.

Parameters

mode	controls needed transformation exactness.
errorFactorPtr	optional output where approximated length of transformation error vector will be stored. Value 0 means that transformation is exactly done.
result	result object.

Returns: true, if transformation was done correctly.

Reimplemented from i2d::CCircle.

◆ InvTransform()

virtual bool i2d::CArc::InvTransform	(	const ITransformation2d &	transformation,
		ITransformation2d::ExactnessMode	mode = `ITransformation2d::EM_NONE`,
		double *	errorFactorPtr = `NULL`
	)

overridevirtual

Do inverse transformation of this object.

Please note, that this operation transforms logical coordinates, it means that the calibration will be ignored.

Parameters

mode	controls needed transformation exactness.
errorFactorPtr	optional output where approximated length of transformation error vector will be stored. Value 0 means that transformation is exactly done.

Returns: true, if transformation was done correctly.

Reimplemented from i2d::CCircle.

◆ operator!=()

bool i2d::CArc::operator!= ( const CArc & arc ) const

Compare this arc with another arc for inequality.

Parameters

arc	Arc to compare with.

Returns: true if arcs are not equal, false otherwise.

◆ operator==()

bool i2d::CArc::operator== ( const CArc & arc ) const

Compare this arc with another arc for equality.

Parameters

arc	Arc to compare with.

Returns: true if arcs are equal, false otherwise.

◆ Serialize()

virtual bool i2d::CArc::Serialize ( iser::IArchive & archive )

overridevirtual

Load or store state of this object as a archive stream.

Type of operation is depending on archive type.

See also: iser::IArchive

Reimplemented from i2d::CCircle.

◆ SetEndAngle()

void i2d::CArc::SetEndAngle ( double angle )

Set the ending angle of the arc.

Parameters

angle Ending angle in radians.

◆ SetStartAngle()

void i2d::CArc::SetStartAngle ( double angle )

Set the starting angle of the arc.

Parameters

angle Starting angle in radians.

◆ Transform()

virtual bool i2d::CArc::Transform	(	const ITransformation2d &	transformation,
		ITransformation2d::ExactnessMode	mode = `ITransformation2d::EM_NONE`,
		double *	errorFactorPtr = `NULL`
	)

overridevirtual

Transform this object using some transformation.

Please note, that this operation transforms logical coordinates, it means that the calibration will be ignored.

Parameters

mode	controls needed transformation exactness.
errorFactorPtr	optional output where approximated length of transformation error vector will be stored. Value 0 means that transformation is exactly done.

Returns: true, if transformation was done correctly.

Reimplemented from i2d::CCircle.

Member Data Documentation

◆ m_endAngle

double i2d::CArc::m_endAngle

protected

Definition at line 107 of file CArc.h.

Referenced by GetEndAngle().

◆ m_startAngle

double i2d::CArc::m_startAngle

protected

Definition at line 106 of file CArc.h.

Referenced by GetStartAngle().

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

Acf/Include/i2d/CArc.h

Public Types

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ BaseClass

Constructor & Destructor Documentation

◆ CArc() [1/2]

◆ CArc() [2/2]

Member Function Documentation

◆ CloneMe()

◆ CopyFrom()

◆ GetBoundingBox()

◆ GetEndAngle()

◆ GetInvTransformed()

◆ GetPositionFromAlpha()

◆ GetStartAngle()

◆ GetSupportedOperations()

◆ GetTransformed()

◆ InvTransform()

◆ operator!=()

◆ operator==()

◆ Serialize()

◆ SetEndAngle()

◆ SetStartAngle()

◆ Transform()

Member Data Documentation

◆ m_endAngle

◆ m_startAngle