Paints on a canvas. More...

#include <vtkImageCanvasSource2D.h>

Inheritance diagram for vtkImageCanvasSource2D:

Collaboration diagram for vtkImageCanvasSource2D:

Public Types
typedef vtkImageAlgorithm	Superclass

Public Types inherited from vtkImageAlgorithm
typedef vtkAlgorithm	Superclass

Public Types inherited from vtkAlgorithm
enum	DesiredOutputPrecision { SINGLE_PRECISION, DOUBLE_PRECISION, DEFAULT_PRECISION }
	Values used for setting the desired output precision for various algorithms. More...

typedef vtkObject	Superclass

Public Member Functions
virtual vtkTypeBool	IsA (const char *type)
	Return 1 if this class is the same type of (or a subclass of) the named class. More...

vtkImageCanvasSource2D *	NewInstance () const

void	PrintSelf (ostream &os, vtkIndent indent) override
	Methods invoked by print to print information about the object including superclasses. More...

void	SetDrawColor (double a)
	Set DrawColor to (a, 0, 0, 0) More...

void	SetDrawColor (double a, double b)
	Set DrawColor to (a, b, 0, 0) More...

void	SetDrawColor (double a, double b, double c)
	Set DrawColor to (a, b, c, 0) More...

void	InitializeCanvasVolume (vtkImageData *volume)
	Initialize the canvas with a given volume. More...

void	DrawImage (int x0, int y0, vtkImageData *i)
	Draw subimage of the input image in the canvas at position x0 and y0. More...

void	DrawImage (int x0, int y0, vtkImageData *, int sx, int sy, int width, int height)

void	FillPixel (int x, int y)
	Fill a colored area with another color. More...


virtual void	SetDrawColor (double, double, double, double)
	Set/Get DrawColor. More...

virtual void	SetDrawColor (double[4])
	Set/Get DrawColor. More...

virtual double *	GetDrawColor ()
	Set/Get DrawColor. More...

virtual void	GetDrawColor (double &, double &, double &, double &)
	Set/Get DrawColor. More...

virtual void	GetDrawColor (double[4])
	Set/Get DrawColor. More...


void	FillBox (int min0, int max0, int min1, int max1)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	FillTube (int x0, int y0, int x1, int y1, double radius)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	FillTriangle (int x0, int y0, int x1, int y1, int x2, int y2)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	DrawCircle (int c0, int c1, double radius)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	DrawPoint (int p0, int p1)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	DrawSegment (int x0, int y0, int x1, int y1)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	DrawSegment3D (double p0, double p1)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...

void	DrawSegment3D (double x1, double y1, double z1, double x2, double y2, double z2)
	Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor. More...


void	SetExtent (int *extent)
	These methods set the WholeExtent of the output It sets the size of the canvas. More...

void	SetExtent (int x1, int x2, int y1, int y2, int z1, int z2)
	These methods set the WholeExtent of the output It sets the size of the canvas. More...


virtual void	SetDefaultZ (int)
	The drawing operations can only draw into one 2D XY plane at a time. More...

virtual int	GetDefaultZ ()
	The drawing operations can only draw into one 2D XY plane at a time. More...


virtual void	SetRatio (double, double, double)
	Set/Get Ratio. More...

virtual void	SetRatio (double[3])
	Set/Get Ratio. More...

virtual double *	GetRatio ()
	Set/Get Ratio. More...

virtual void	GetRatio (double &, double &, double &)
	Set/Get Ratio. More...

virtual void	GetRatio (double[3])
	Set/Get Ratio. More...


virtual void	SetNumberOfScalarComponents (int i)
	Set the number of scalar components. More...

virtual int	GetNumberOfScalarComponents () const
	Set the number of scalar components. More...


void	SetScalarTypeToFloat ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToDouble ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToInt ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToUnsignedInt ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToLong ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToUnsignedLong ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToShort ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToUnsignedShort ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToUnsignedChar ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarTypeToChar ()
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

void	SetScalarType (int)
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

int	GetScalarType () const
	Set/Get the data scalar type (i.e VTK_DOUBLE). More...

Public Member Functions inherited from vtkImageAlgorithm
vtkImageAlgorithm *	NewInstance () const

int	ProcessRequest (vtkInformation , vtkInformationVector , vtkInformationVector ) override
	Process a request from the executive. More...

vtkImageData *	GetOutput ()
	Get the output data object for a port on this algorithm. More...

vtkImageData *	GetOutput (int)
	Get the output data object for a port on this algorithm. More...

virtual void	SetOutput (vtkDataObject *d)
	Get the output data object for a port on this algorithm. More...

void	SetInputData (vtkDataObject *)
	Assign a data object as input. More...

void	SetInputData (int, vtkDataObject *)
	Assign a data object as input. More...

vtkDataObject *	GetInput (int port)
	Get a data object for one of the input port connections. More...

vtkDataObject *	GetInput ()
	Get a data object for one of the input port connections. More...

vtkImageData *	GetImageDataInput (int port)
	Get a data object for one of the input port connections. More...

virtual void	AddInputData (vtkDataObject *)
	Assign a data object as input. More...

virtual void	AddInputData (int, vtkDataObject *)
	Assign a data object as input. More...

Public Member Functions inherited from vtkAlgorithm
vtkAlgorithm *	NewInstance () const

int	HasExecutive ()
	Check whether this algorithm has an assigned executive. More...

vtkExecutive *	GetExecutive ()
	Get this algorithm's executive. More...

virtual void	SetExecutive (vtkExecutive *executive)
	Set this algorithm's executive. More...

int	ProcessRequest (vtkInformation request, vtkCollection inInfo, vtkInformationVector *outInfo)
	Version of ProcessRequest() that is wrapped. More...

virtual int	ComputePipelineMTime (vtkInformation request, vtkInformationVector inInfoVec, vtkInformationVector outInfoVec, int requestFromOutputPort, vtkMTimeType *mtime)
	A special version of ProcessRequest meant specifically for the pipeline modified time request. More...

virtual int	ModifyRequest (vtkInformation *request, int when)
	This method gives the algorithm a chance to modify the contents of a request before or after (specified in the when argument) it is forwarded. More...

vtkInformation *	GetInputPortInformation (int port)
	Get the information object associated with an input port. More...

vtkInformation *	GetOutputPortInformation (int port)
	Get the information object associated with an output port. More...

int	GetNumberOfInputPorts ()
	Get the number of input ports used by the algorithm. More...

int	GetNumberOfOutputPorts ()
	Get the number of output ports provided by the algorithm. More...

void	UpdateProgress (double amount)
	Update the progress of the process object. More...

virtual void	SetInputArrayToProcess (int idx, int port, int connection, const char fieldAssociation, const char attributeTypeorName)
	String based versions of SetInputArrayToProcess(). More...

vtkInformation *	GetInputArrayInformation (int idx)
	Get the info object for the specified input array to this algorithm. More...

void	RemoveAllInputs ()
	Remove all the input data. More...

vtkDataObject *	GetOutputDataObject (int port)
	Get the data object that will contain the algorithm output for the given port. More...

vtkDataObject *	GetInputDataObject (int port, int connection)
	Get the data object that will contain the algorithm input for the given port and given connection. More...

virtual void	RemoveInputConnection (int port, vtkAlgorithmOutput *input)
	Remove a connection from the given input port index. More...

virtual void	RemoveInputConnection (int port, int idx)
	Remove a connection given by index idx. More...

virtual void	RemoveAllInputConnections (int port)
	Removes all input connections. More...

virtual void	SetInputDataObject (int port, vtkDataObject *data)
	Sets the data-object as an input on the given port index. More...

virtual void	SetInputDataObject (vtkDataObject *data)

virtual void	AddInputDataObject (int port, vtkDataObject *data)
	Add the data-object as an input to this given port. More...

virtual void	AddInputDataObject (vtkDataObject *data)

vtkAlgorithmOutput *	GetOutputPort (int index)
	Get a proxy object corresponding to the given output port of this algorithm. More...

vtkAlgorithmOutput *	GetOutputPort ()

int	GetNumberOfInputConnections (int port)
	Get the number of inputs currently connected to a port. More...

int	GetTotalNumberOfInputConnections ()
	Get the total number of inputs for this algorithm. More...

vtkAlgorithmOutput *	GetInputConnection (int port, int index)
	Get the algorithm output port connected to an input port. More...

vtkAlgorithm *	GetInputAlgorithm (int port, int index, int &algPort)
	Returns the algorithm and the output port index of that algorithm connected to a port-index pair. More...

vtkAlgorithm *	GetInputAlgorithm (int port, int index)
	Returns the algorithm connected to a port-index pair. More...

vtkAlgorithm *	GetInputAlgorithm ()
	Equivalent to GetInputAlgorithm(0, 0). More...

vtkExecutive *	GetInputExecutive (int port, int index)
	Returns the executive associated with a particular input connection. More...

vtkExecutive *	GetInputExecutive ()
	Equivalent to GetInputExecutive(0, 0) More...

vtkInformation *	GetInputInformation (int port, int index)
	Return the information object that is associated with a particular input connection. More...

vtkInformation *	GetInputInformation ()
	Equivalent to GetInputInformation(0, 0) More...

vtkInformation *	GetOutputInformation (int port)
	Return the information object that is associated with a particular output port. More...

virtual int	Update (int port, vtkInformationVector *requests)
	This method enables the passing of data requests to the algorithm to be used during execution (in addition to bringing a particular port up-to-date). More...

virtual int	Update (vtkInformation *requests)
	Convenience method to update an algorithm after passing requests to its first output port. More...

virtual int	UpdatePiece (int piece, int numPieces, int ghostLevels, const int extents[6]=nullptr)
	Convenience method to update an algorithm after passing requests to its first output port. More...

virtual int	UpdateExtent (const int extents[6])
	Convenience method to update an algorithm after passing requests to its first output port. More...

virtual int	UpdateTimeStep (double time, int piece=-1, int numPieces=1, int ghostLevels=0, const int extents[6]=nullptr)
	Convenience method to update an algorithm after passing requests to its first output port. More...

virtual void	UpdateInformation ()
	Bring the algorithm's information up-to-date. More...

virtual void	UpdateDataObject ()
	Create output object(s). More...

virtual void	PropagateUpdateExtent ()
	Propagate meta-data upstream. More...

virtual void	UpdateWholeExtent ()
	Bring this algorithm's outputs up-to-date. More...

void	ConvertTotalInputToPortConnection (int ind, int &port, int &conn)
	Convenience routine to convert from a linear ordering of input connections to a port/connection pair. More...

virtual vtkInformation *	GetInformation ()
	Set/Get the information object associated with this algorithm. More...

virtual void	SetInformation (vtkInformation *)
	Set/Get the information object associated with this algorithm. More...

void	Register (vtkObjectBase *o) override
	Participate in garbage collection. More...

void	UnRegister (vtkObjectBase *o) override
	Participate in garbage collection. More...

virtual void	SetAbortExecute (vtkTypeBool)
	Set/Get the AbortExecute flag for the process object. More...

virtual vtkTypeBool	GetAbortExecute ()
	Set/Get the AbortExecute flag for the process object. More...

virtual void	AbortExecuteOn ()
	Set/Get the AbortExecute flag for the process object. More...

virtual void	AbortExecuteOff ()
	Set/Get the AbortExecute flag for the process object. More...

virtual void	SetProgress (double)
	Set/Get the execution progress of a process object. More...

virtual double	GetProgress ()
	Set/Get the execution progress of a process object. More...

void	SetProgressText (const char *ptext)
	Set the current text message associated with the progress state. More...

virtual char *	GetProgressText ()
	Set the current text message associated with the progress state. More...

virtual unsigned long	GetErrorCode ()
	The error code contains a possible error that occurred while reading or writing the file. More...

virtual void	SetInputArrayToProcess (int idx, int port, int connection, int fieldAssociation, const char *name)
	Set the input data arrays that this algorithm will process. More...

virtual void	SetInputArrayToProcess (int idx, int port, int connection, int fieldAssociation, int fieldAttributeType)
	Set the input data arrays that this algorithm will process. More...

virtual void	SetInputArrayToProcess (int idx, vtkInformation *info)
	Set the input data arrays that this algorithm will process. More...

virtual void	SetInputConnection (int port, vtkAlgorithmOutput *input)
	Set the connection for the given input port index. More...

virtual void	SetInputConnection (vtkAlgorithmOutput *input)
	Set the connection for the given input port index. More...

virtual void	AddInputConnection (int port, vtkAlgorithmOutput *input)
	Add a connection to the given input port index. More...

virtual void	AddInputConnection (vtkAlgorithmOutput *input)
	Add a connection to the given input port index. More...

virtual void	Update (int port)
	Bring this algorithm's outputs up-to-date. More...

virtual void	Update ()
	Bring this algorithm's outputs up-to-date. More...

virtual void	SetReleaseDataFlag (int)
	Turn release data flag on or off for all output ports. More...

virtual int	GetReleaseDataFlag ()
	Turn release data flag on or off for all output ports. More...

void	ReleaseDataFlagOn ()
	Turn release data flag on or off for all output ports. More...

void	ReleaseDataFlagOff ()
	Turn release data flag on or off for all output ports. More...

int	UpdateExtentIsEmpty (vtkInformation pinfo, vtkDataObject output)
	This detects when the UpdateExtent will generate no data This condition is satisfied when the UpdateExtent has zero volume (0,-1,...) or the UpdateNumberOfPieces is 0. More...

int	UpdateExtentIsEmpty (vtkInformation *pinfo, int extentType)
	This detects when the UpdateExtent will generate no data This condition is satisfied when the UpdateExtent has zero volume (0,-1,...) or the UpdateNumberOfPieces is 0. More...

int *	GetUpdateExtent ()
	These functions return the update extent for output ports that use 3D extents. More...

int *	GetUpdateExtent (int port)
	These functions return the update extent for output ports that use 3D extents. More...

void	GetUpdateExtent (int &x0, int &x1, int &y0, int &y1, int &z0, int &z1)
	These functions return the update extent for output ports that use 3D extents. More...

void	GetUpdateExtent (int port, int &x0, int &x1, int &y0, int &y1, int &z0, int &z1)
	These functions return the update extent for output ports that use 3D extents. More...

void	GetUpdateExtent (int extent[6])
	These functions return the update extent for output ports that use 3D extents. More...

void	GetUpdateExtent (int port, int extent[6])
	These functions return the update extent for output ports that use 3D extents. More...

int	GetUpdatePiece ()
	These functions return the update extent for output ports that use piece extents. More...

int	GetUpdatePiece (int port)
	These functions return the update extent for output ports that use piece extents. More...

int	GetUpdateNumberOfPieces ()
	These functions return the update extent for output ports that use piece extents. More...

int	GetUpdateNumberOfPieces (int port)
	These functions return the update extent for output ports that use piece extents. More...

int	GetUpdateGhostLevel ()
	These functions return the update extent for output ports that use piece extents. More...

int	GetUpdateGhostLevel (int port)
	These functions return the update extent for output ports that use piece extents. More...

void	SetProgressObserver (vtkProgressObserver *)
	If an ProgressObserver is set, the algorithm will report progress through it rather than directly. More...

virtual vtkProgressObserver *	GetProgressObserver ()
	If an ProgressObserver is set, the algorithm will report progress through it rather than directly. More...

Public Member Functions inherited from vtkObject
	vtkBaseTypeMacro (vtkObject, vtkObjectBase)

virtual void	DebugOn ()
	Turn debugging output on. More...

virtual void	DebugOff ()
	Turn debugging output off. More...

bool	GetDebug ()
	Get the value of the debug flag. More...

void	SetDebug (bool debugFlag)
	Set the value of the debug flag. More...

virtual void	Modified ()
	Update the modification time for this object. More...

virtual vtkMTimeType	GetMTime ()
	Return this object's modified time. More...

void	RemoveObserver (unsigned long tag)

void	RemoveObservers (unsigned long event)

void	RemoveObservers (const char *event)

void	RemoveAllObservers ()

vtkTypeBool	HasObserver (unsigned long event)

vtkTypeBool	HasObserver (const char *event)

int	InvokeEvent (unsigned long event)

int	InvokeEvent (const char *event)

unsigned long	AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

unsigned long	AddObserver (const char event, vtkCommand , float priority=0.0f)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkCommand *	GetCommand (unsigned long tag)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObserver (vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObservers (unsigned long event, vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObservers (const char event, vtkCommand )
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkTypeBool	HasObserver (unsigned long event, vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkTypeBool	HasObserver (const char event, vtkCommand )
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
	Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, void(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)
	Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, bool(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)
	Allow user to set the AbortFlagOn() with the return value of the callback method. More...

int	InvokeEvent (unsigned long event, void *callData)
	This method invokes an event and return whether the event was aborted or not. More...

int	InvokeEvent (const char event, void callData)
	This method invokes an event and return whether the event was aborted or not. More...

Public Member Functions inherited from vtkObjectBase
const char *	GetClassName () const
	Return the class name as a string. More...

virtual void	Delete ()
	Delete a VTK object. More...

virtual void	FastDelete ()
	Delete a reference to this object. More...

void	InitializeObjectBase ()

void	Print (ostream &os)
	Print an object to an ostream. More...

int	GetReferenceCount ()
	Return the current reference count of this object. More...

void	SetReferenceCount (int)
	Sets the reference count. More...

void	PrintRevisions (ostream &)
	Legacy. More...

virtual void	PrintHeader (ostream &os, vtkIndent indent)
	Methods invoked by print to print information about the object including superclasses. More...

virtual void	PrintTrailer (ostream &os, vtkIndent indent)
	Methods invoked by print to print information about the object including superclasses. More...

Static Public Member Functions
static vtkImageCanvasSource2D *	New ()
	Construct an instance of vtkImageCanvasSource2D with no data. More...

static vtkTypeBool	IsTypeOf (const char *type)

static vtkImageCanvasSource2D *	SafeDownCast (vtkObjectBase *o)

Static Public Member Functions inherited from vtkImageAlgorithm
static vtkTypeBool	IsTypeOf (const char *type)

static vtkImageAlgorithm *	SafeDownCast (vtkObjectBase *o)

Static Public Member Functions inherited from vtkAlgorithm
static vtkAlgorithm *	New ()

static vtkTypeBool	IsTypeOf (const char *type)

static vtkAlgorithm *	SafeDownCast (vtkObjectBase *o)

static vtkInformationIntegerKey *	INPUT_IS_OPTIONAL ()
	Keys used to specify input port requirements. More...

static vtkInformationIntegerKey *	INPUT_IS_REPEATABLE ()

static vtkInformationInformationVectorKey *	INPUT_REQUIRED_FIELDS ()

static vtkInformationStringVectorKey *	INPUT_REQUIRED_DATA_TYPE ()

static vtkInformationInformationVectorKey *	INPUT_ARRAYS_TO_PROCESS ()

static vtkInformationIntegerKey *	INPUT_PORT ()

static vtkInformationIntegerKey *	INPUT_CONNECTION ()

static vtkInformationIntegerKey *	CAN_PRODUCE_SUB_EXTENT ()
	This key tells the executive that a particular output port is capable of producing an arbitrary subextent of the whole extent. More...

static vtkInformationIntegerKey *	CAN_HANDLE_PIECE_REQUEST ()
	Key that tells the pipeline that a particular algorithm can or cannot handle piece request. More...

static void	SetDefaultExecutivePrototype (vtkExecutive *proto)
	If the DefaultExecutivePrototype is set, a copy of it is created in CreateDefaultExecutive() using NewInstance(). More...

Static Public Member Functions inherited from vtkObject
static vtkObject *	New ()
	Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...

static void	BreakOnError ()
	This method is called when vtkErrorMacro executes. More...

static void	SetGlobalWarningDisplay (int val)
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static void	GlobalWarningDisplayOn ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static void	GlobalWarningDisplayOff ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static int	GetGlobalWarningDisplay ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool	IsTypeOf (const char *name)
	Return 1 if this class type is the same type of (or a subclass of) the named class. More...

static vtkObjectBase *	New ()
	Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...

Protected Member Functions
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkImageCanvasSource2D ()

	~vtkImageCanvasSource2D () override

int	ClipSegment (int &a0, int &a1, int &b0, int &b1)

int	RequestInformation (vtkInformation , vtkInformationVector , vtkInformationVector ) override
	Subclasses can reimplement this method to collect information from their inputs and set information for their outputs. More...

int	RequestData (vtkInformation , vtkInformationVector , vtkInformationVector ) override
	This is called in response to a REQUEST_DATA request from the executive. More...

Protected Member Functions inherited from vtkImageAlgorithm
	vtkImageAlgorithm ()

	~vtkImageAlgorithm () override

virtual int	RequestUpdateExtent (vtkInformation , vtkInformationVector , vtkInformationVector )
	Subclasses can reimplement this method to translate the update extent requests from each output port into update extent requests for the input connections. More...

virtual void	CopyInputArrayAttributesToOutput (vtkInformation request, vtkInformationVector inputVector, vtkInformationVector outputVector)
	Convenience method to copy the scalar type and number of components from the input data to the output data. More...

virtual void	ExecuteDataWithInformation (vtkDataObject output, vtkInformation outInfo)
	This is a convenience method that is implemented in many subclasses instead of RequestData. More...

virtual void	CopyAttributeData (vtkImageData in, vtkImageData out, vtkInformationVector **inputVector)
	Copy the other point and cell data. More...

virtual void	ExecuteData (vtkDataObject *output)
	This method is the old style execute method, provided for the sake of backwards compatibility with older filters and readers. More...

virtual void	Execute ()
	This method is the old style execute method, provided for the sake of backwards compatibility with older filters and readers. More...

virtual void	AllocateOutputData (vtkImageData out, vtkInformation outInfo, int *uExtent)
	Allocate the output data. More...

virtual vtkImageData *	AllocateOutputData (vtkDataObject out, vtkInformation outInfo)
	Allocate the output data. More...

int	FillOutputPortInformation (int port, vtkInformation *info) override
	These method should be reimplemented by subclasses that have more than a single input or single output. More...

int	FillInputPortInformation (int port, vtkInformation *info) override
	These method should be reimplemented by subclasses that have more than a single input or single output. More...

Protected Member Functions inherited from vtkAlgorithm
	vtkAlgorithm ()

	~vtkAlgorithm () override

virtual void	SetNumberOfInputPorts (int n)
	Set the number of input ports used by the algorithm. More...

virtual void	SetNumberOfOutputPorts (int n)
	Set the number of output ports provided by the algorithm. More...

int	InputPortIndexInRange (int index, const char *action)

int	OutputPortIndexInRange (int index, const char *action)

int	GetInputArrayAssociation (int idx, vtkInformationVector **inputVector)
	Get the assocition of the actual data array for the input array specified by idx, this is only reasonable during the REQUEST_DATA pass. More...

vtkInformation *	GetInputArrayFieldInformation (int idx, vtkInformationVector **inputVector)
	This method takes in an index (as specified in SetInputArrayToProcess) and a pipeline information vector. More...

virtual vtkExecutive *	CreateDefaultExecutive ()
	Create a default executive. More...

void	ReportReferences (vtkGarbageCollector *) override

virtual void	SetNthInputConnection (int port, int index, vtkAlgorithmOutput *input)
	Replace the Nth connection on the given input port. More...

virtual void	SetNumberOfInputConnections (int port, int n)
	Set the number of input connections on the given input port. More...

void	SetInputDataInternal (int port, vtkDataObject *input)
	These methods are used by subclasses to implement methods to set data objects directly as input. More...

void	AddInputDataInternal (int port, vtkDataObject *input)

int	GetInputArrayAssociation (int idx, int connection, vtkInformationVector **inputVector)
	Filters that have multiple connections on one port can use this signature. More...

int	GetInputArrayAssociation (int idx, vtkDataObject *input)
	Filters that have multiple connections on one port can use this signature. More...

vtkDataArray *	GetInputArrayToProcess (int idx, vtkInformationVector **inputVector)
	Get the actual data array for the input array specified by idx, this is only reasonable during the REQUEST_DATA pass. More...

vtkDataArray *	GetInputArrayToProcess (int idx, vtkInformationVector **inputVector, int &association)
	Get the actual data array for the input array specified by idx, this is only reasonable during the REQUEST_DATA pass. More...

vtkDataArray *	GetInputArrayToProcess (int idx, int connection, vtkInformationVector **inputVector)
	Filters that have multiple connections on one port can use this signature. More...

vtkDataArray *	GetInputArrayToProcess (int idx, int connection, vtkInformationVector **inputVector, int &association)
	Filters that have multiple connections on one port can use this signature. More...

vtkDataArray *	GetInputArrayToProcess (int idx, vtkDataObject *input)
	Filters that have multiple connections on one port can use this signature. More...

vtkDataArray *	GetInputArrayToProcess (int idx, vtkDataObject *input, int &association)
	Filters that have multiple connections on one port can use this signature. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, vtkInformationVector **inputVector)
	Get the actual data array for the input array specified by idx, this is only reasonable during the REQUEST_DATA pass. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, vtkInformationVector **inputVector, int &association)
	Get the actual data array for the input array specified by idx, this is only reasonable during the REQUEST_DATA pass. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, int connection, vtkInformationVector **inputVector)
	Filters that have multiple connections on one port can use this signature. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, int connection, vtkInformationVector **inputVector, int &association)
	Filters that have multiple connections on one port can use this signature. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, vtkDataObject *input)
	Filters that have multiple connections on one port can use this signature. More...

vtkAbstractArray *	GetInputAbstractArrayToProcess (int idx, vtkDataObject *input, int &association)
	Filters that have multiple connections on one port can use this signature. More...

virtual void	SetErrorCode (unsigned long)
	The error code contains a possible error that occurred while reading or writing the file. More...

Protected Member Functions inherited from vtkObject
	vtkObject ()

	~vtkObject () override

void	RegisterInternal (vtkObjectBase *, vtkTypeBool check) override

void	UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) override

void	InternalGrabFocus (vtkCommand mouseEvents, vtkCommand keypressEvents=nullptr)
	These methods allow a command to exclusively grab all events. More...

void	InternalReleaseFocus ()
	These methods allow a command to exclusively grab all events. More...

Protected Member Functions inherited from vtkObjectBase
	vtkObjectBase ()

virtual	~vtkObjectBase ()

virtual void	CollectRevisions (ostream &)

	vtkObjectBase (const vtkObjectBase &)

void	operator= (const vtkObjectBase &)

Protected Attributes
vtkImageData *	ImageData

int	WholeExtent [6]

double	DrawColor [4]

int	DefaultZ

double	Ratio [3]

Protected Attributes inherited from vtkAlgorithm
vtkInformation *	Information

double	Progress

char *	ProgressText

vtkProgressObserver *	ProgressObserver

unsigned long	ErrorCode
	The error code contains a possible error that occurred while reading or writing the file. More...

Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

Protected Attributes inherited from vtkObjectBase
vtkAtomicInt32	ReferenceCount

vtkWeakPointerBase **	WeakPointers

Additional Inherited Members
Public Attributes inherited from vtkAlgorithm
vtkTypeBool	AbortExecute

Static Protected Member Functions inherited from vtkAlgorithm
static vtkInformationIntegerKey *	PORT_REQUIREMENTS_FILLED ()

Static Protected Attributes inherited from vtkAlgorithm
static vtkExecutive *	DefaultExecutivePrototype

Detailed Description

Paints on a canvas.

vtkImageCanvasSource2D is a source that starts as a blank image. you may add to the image with two-dimensional drawing routines. It can paint multi-spectral images.

Tests:: vtkImageCanvasSource2D (Tests)

Definition at line 33 of file vtkImageCanvasSource2D.h.

Member Typedef Documentation

typedef vtkImageAlgorithm vtkImageCanvasSource2D::Superclass

Definition at line 41 of file vtkImageCanvasSource2D.h.

Constructor & Destructor Documentation

vtkImageCanvasSource2D::vtkImageCanvasSource2D ( )

protected

vtkImageCanvasSource2D::~vtkImageCanvasSource2D ( )

overrideprotected

Member Function Documentation

static vtkImageCanvasSource2D* vtkImageCanvasSource2D::New ( )

static

Construct an instance of vtkImageCanvasSource2D with no data.

static vtkTypeBool vtkImageCanvasSource2D::IsTypeOf ( const char * type )

static

virtual vtkTypeBool vtkImageCanvasSource2D::IsA ( const char * name )

virtual

Return 1 if this class is the same type of (or a subclass of) the named class.

Returns 0 otherwise. This method works in combination with vtkTypeMacro found in vtkSetGet.h.

Reimplemented from vtkImageAlgorithm.

static vtkImageCanvasSource2D* vtkImageCanvasSource2D::SafeDownCast ( vtkObjectBase * o )

static

virtual vtkObjectBase* vtkImageCanvasSource2D::NewInstanceInternal ( ) const

protectedvirtual

Reimplemented from vtkImageAlgorithm.

vtkImageCanvasSource2D* vtkImageCanvasSource2D::NewInstance ( ) const

void vtkImageCanvasSource2D::PrintSelf	(	ostream &	os,
		vtkIndent	indent
	)

overridevirtual

Methods invoked by print to print information about the object including superclasses.

Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.

Reimplemented from vtkImageAlgorithm.

virtual void vtkImageCanvasSource2D::SetDrawColor	(	double	,
		double	,
		double	,
		double
	)

virtual

Set/Get DrawColor.

This is the value that is used when filling data or drawing lines. Default is (0,0,0,0)

virtual void vtkImageCanvasSource2D::SetDrawColor ( double [4] )

virtual

Set/Get DrawColor.

This is the value that is used when filling data or drawing lines. Default is (0,0,0,0)

virtual double* vtkImageCanvasSource2D::GetDrawColor ( )

virtual

Set/Get DrawColor.

This is the value that is used when filling data or drawing lines. Default is (0,0,0,0)

virtual void vtkImageCanvasSource2D::GetDrawColor	(	double &	,
		double &	,
		double &	,
		double &
	)

virtual

Set/Get DrawColor.

This is the value that is used when filling data or drawing lines. Default is (0,0,0,0)

virtual void vtkImageCanvasSource2D::GetDrawColor ( double [4] )

virtual

Set/Get DrawColor.

This is the value that is used when filling data or drawing lines. Default is (0,0,0,0)

void vtkImageCanvasSource2D::SetDrawColor ( double a )

inline

Set DrawColor to (a, 0, 0, 0)

Definition at line 56 of file vtkImageCanvasSource2D.h.

void vtkImageCanvasSource2D::SetDrawColor	(	double	a,
		double	b
	)

inline

Set DrawColor to (a, b, 0, 0)

Definition at line 61 of file vtkImageCanvasSource2D.h.

void vtkImageCanvasSource2D::SetDrawColor	(	double	a,
		double	b,
		double	c
	)

inline

Set DrawColor to (a, b, c, 0)

Definition at line 66 of file vtkImageCanvasSource2D.h.

void vtkImageCanvasSource2D::InitializeCanvasVolume ( vtkImageData * volume )

Initialize the canvas with a given volume.

void vtkImageCanvasSource2D::FillBox	(	int	min0,
		int	max0,
		int	min1,
		int	max1
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::FillTube	(	int	x0,
		int	y0,
		int	x1,
		int	y1,
		double	radius
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::FillTriangle	(	int	x0,
		int	y0,
		int	x1,
		int	y1,
		int	x2,
		int	y2
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::DrawCircle	(	int	c0,
		int	c1,
		double	radius
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::DrawPoint	(	int	p0,
		int	p1
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::DrawSegment	(	int	x0,
		int	y0,
		int	x1,
		int	y1
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::DrawSegment3D	(	double *	p0,
		double *	p1
	)

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

void vtkImageCanvasSource2D::DrawSegment3D	(	double	x1,
		double	y1,
		double	z1,
		double	x2,
		double	y2,
		double	z2
	)

inline

Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.

Definition at line 86 of file vtkImageCanvasSource2D.h.

void vtkImageCanvasSource2D::DrawImage	(	int	x0,
		int	y0,
		vtkImageData *	i
	)

inline

Draw subimage of the input image in the canvas at position x0 and y0.

The subimage is defined with sx, sy, width, and height.

Definition at line 97 of file vtkImageCanvasSource2D.h.

void vtkImageCanvasSource2D::DrawImage	(	int	x0,
		int	y0,
		vtkImageData *	,
		int	sx,
		int	sy,
		int	width,
		int	height
	)

void vtkImageCanvasSource2D::FillPixel	(	int	x,
		int	y
	)

Fill a colored area with another color.

(like connectivity) All pixels connected (and with the same value) to pixel (x, y) get replaced by the current "DrawColor".

void vtkImageCanvasSource2D::SetExtent ( int * extent )

These methods set the WholeExtent of the output It sets the size of the canvas.

Extent is a min max 3D box. Minimums and maximums are inclusive.

void vtkImageCanvasSource2D::SetExtent	(	int	x1,
		int	x2,
		int	y1,
		int	y2,
		int	z1,
		int	z2
	)

These methods set the WholeExtent of the output It sets the size of the canvas.

Extent is a min max 3D box. Minimums and maximums are inclusive.

virtual void vtkImageCanvasSource2D::SetDefaultZ ( int )

virtual

The drawing operations can only draw into one 2D XY plane at a time.

If the canvas is a 3D volume, then this z value is used as the default for 2D operations. The default is 0.

virtual int vtkImageCanvasSource2D::GetDefaultZ ( )

virtual

The drawing operations can only draw into one 2D XY plane at a time.

If the canvas is a 3D volume, then this z value is used as the default for 2D operations. The default is 0.

virtual void vtkImageCanvasSource2D::SetRatio	(	double	,
		double	,
		double
	)

virtual

Set/Get Ratio.

This is the value that is used to pre-multiply each (x, y, z) drawing coordinates (including DefaultZ). The default is (1, 1, 1)

virtual void vtkImageCanvasSource2D::SetRatio ( double [3] )

virtual

Set/Get Ratio.

This is the value that is used to pre-multiply each (x, y, z) drawing coordinates (including DefaultZ). The default is (1, 1, 1)

virtual double* vtkImageCanvasSource2D::GetRatio ( )

virtual

Set/Get Ratio.

This is the value that is used to pre-multiply each (x, y, z) drawing coordinates (including DefaultZ). The default is (1, 1, 1)

virtual void vtkImageCanvasSource2D::GetRatio	(	double &	,
		double &	,
		double &
	)

virtual

Set/Get Ratio.

This is the value that is used to pre-multiply each (x, y, z) drawing coordinates (including DefaultZ). The default is (1, 1, 1)

virtual void vtkImageCanvasSource2D::GetRatio ( double [3] )

virtual

Set/Get Ratio.

This is the value that is used to pre-multiply each (x, y, z) drawing coordinates (including DefaultZ). The default is (1, 1, 1)

virtual void vtkImageCanvasSource2D::SetNumberOfScalarComponents ( int i )

virtual

Set the number of scalar components.

virtual int vtkImageCanvasSource2D::GetNumberOfScalarComponents ( ) const

virtual

Set the number of scalar components.

void vtkImageCanvasSource2D::SetScalarTypeToFloat ( )

inline

Set/Get the data scalar type (i.e VTK_DOUBLE).