cz.cuni.jagrlib.iface
Interface Pen

All Superinterfaces:

Property

All Known Subinterfaces:

SolidPen

All Known Implementing Classes:

SolidColorPen

public interface Pen
extends Property

Abstract pen interface (rendering of a 2D stroke).

Since:

0.03

See Also:

Pen.java

Field Summary

Fields inherited from interface cz.cuni.jagrlib.iface.Property

LOGGING, STATISTICS, TEXT_DESCRIPTION

Method Summary

void	init() Stroke (re-)initialization.
int	setAlphaOperation(int _op) Sets the alpha-channel operation (used in stroke() method).
int	setOperation(int _op) Sets the binary set operation (used in stroke() method).
ValueTransferFunction	setTransferFunction(ValueTransferFunction _transfer) Sets the value-transfer function (used in stroke() method).
void	stroke() Render the stroke.

Methods inherited from interface cz.cuni.jagrlib.iface.Property

commit, get, set

Method Detail

init

void init()

Stroke (re-)initialization.

setOperation

int setOperation(int _op)

Sets the binary set operation (used in stroke() method).

Parameters:

_op - Binary set operation (BinaryOperation.BIN_OP_* constant).

Returns:

The old binary set operation.

See Also:

RasterGraphics, Binary operations

setAlphaOperation

int setAlphaOperation(int _op)

Sets the alpha-channel operation (used in stroke() method).

Parameters:

_op - Alpha-channel operation (AlphaOperation.ALPHA_* constant).

Returns:

The old alpha-channel operation.

See Also:

Alpha-channel operations

setTransferFunction

ValueTransferFunction setTransferFunction(ValueTransferFunction _transfer)

Sets the value-transfer function (used in stroke() method).

Parameters:

_transfer - New value-transfer function or null.

Returns:

The old Value-transfer function or null.

See Also:

RasterGraphics, Value-transfor function prototype

stroke

void stroke()

Render the stroke. Destroys the current stroke.