voji.report
Class ReportComponent

java.lang.Object
  |
  +--voji.report.ReportComponent

Direct Known Subclasses:

ReportColor, ReportFrame, ReportImage, ReportSpace, ReportTable, ReportText

public class ReportComponent

extends java.lang.Object

This is the common base class of all components which can be part of a report.

Constructor Summary

ReportComponent()
Constructs a new empty ReportComponent instance

Method Summary

void	add(ReportComponent component) Adds a new component
void	draw(PageGraphics g) Draws this component
int	getHeight(PageGraphics g) Returns the total height of this component.
protected int	getOwnHeight(PageGraphics g) Returns the local height of this component.
void	remove(ReportComponent component) Removes a component

Methods inherited from class java.lang.Object

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

Constructor Detail

ReportComponent

public ReportComponent()

Constructs a new empty ReportComponent instance

Method Detail

add

public void add(ReportComponent component)

Adds a new component

Parameters:

component - the component to add

remove

public void remove(ReportComponent component)

Removes a component

Parameters:

component - the component to remove from this container

getHeight

public int getHeight(PageGraphics g)

Returns the total height of this component. That means the maximum of this component's own height and its sub component's total height.

Parameters:

g - the graphical context where the height has to refer to

See Also:

getOwnHeight(PageGraphics), draw(PageGraphics)

getOwnHeight

protected int getOwnHeight(PageGraphics g)

Returns the local height of this component. Overwrite this if your component really draws something.

Parameters:

g - a graphical context for you to determine font sizes etc.

See Also:

getHeight(PageGraphics)

draw

public void draw(PageGraphics g)

Draws this component

Parameters:

g - the graphical context where to draw to

See Also:

getHeight(PageGraphics)