Package cz.vutbr.fit.layout.cssbox.impl

Class BoxTransform

java.lang.Object

cz.vutbr.fit.layout.cssbox.impl.BoxTransform

public class BoxTransform
extends Object

A transformation applied to a box according to the "transform" CSS property.

Author:

burgetr

Constructor Summary

Constructors

Constructor	Description
BoxTransform(BoxTransform src)
BoxTransform(org.fit.cssbox.layout.Box box)	Creates a transformation for the given box based on its CSS properties.

Method Summary

Modifier and Type	Method	Description
BoxTransform	concatenate(BoxTransform src)	Concatenates another transformation to this transformation.
protected AffineTransform	createTransform(org.fit.cssbox.layout.ElementBox elem)
org.fit.cssbox.layout.Box	getBox()	Obtains the source box.
AffineTransform	getTransform()	Obtains the transformation that should be applied.
boolean	isEmpty()	Checks if the transformation is empty (no transformation is applied).
Rectangular	transformRect(Rectangular rect)	Transforms a rectangle to other rectangle using the given transformation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BoxTransform

public BoxTransform(org.fit.cssbox.layout.Box box)

Creates a transformation for the given box based on its CSS properties. An empty transformation is created for boxes that are not element boxes (they have no CSS style assigned).

Parameters:

box - the source box

BoxTransform

public BoxTransform(BoxTransform src)

Method Detail

getBox

public org.fit.cssbox.layout.Box getBox()

Obtains the source box.

Returns:

The box that this transformation belongs to.

getTransform

public AffineTransform getTransform()

Obtains the transformation that should be applied.

Returns:

The transformation object or null if no transformation should be applied.

isEmpty

public boolean isEmpty()

Checks if the transformation is empty (no transformation is applied).

Returns:

true when no transformation is applied.

concatenate

public BoxTransform concatenate(BoxTransform src)

Concatenates another transformation to this transformation.

Parameters:

src -

Returns:

A new concatenated transformation.

transformRect

public Rectangular transformRect(Rectangular rect)

Transforms a rectangle to other rectangle using the given transformation.

Parameters:

rect - the source rectangle

Returns:

the bounding box of the transformed rectangle.

createTransform

protected AffineTransform createTransform(org.fit.cssbox.layout.ElementBox elem)