Package org.jfree.chart.block

Interface Arrangement

All Known Implementing Classes:

BorderArrangement, CenterArrangement, ColumnArrangement, FlowArrangement, GridArrangement

public interface Arrangement

An object that is responsible for arranging a collection of Blocks within a BlockContainer.

Method Summary

Modifier and Type	Method	Description
void	add(Block block, Object key)	Adds a block and a key which can be used to determine the position of the block in the arrangement.
Size2D	arrange(BlockContainer container, Graphics2D g2, RectangleConstraint constraint)	Arranges the blocks within the specified container, subject to the given constraint.
void	clear()	Clears any cached layout information retained by the arrangement.

Method Details

add

void add(Block block,
 Object key)

Adds a block and a key which can be used to determine the position of the block in the arrangement. This method is called by the container (you don't need to call this method directly) and gives the arrangement an opportunity to record the details if they are required.

Parameters:

block - the block.

key - the key (null permitted).

arrange

Size2D arrange(BlockContainer container,
 Graphics2D g2,
 RectangleConstraint constraint)

Arranges the blocks within the specified container, subject to the given constraint.

Parameters:

container - the container (null not permitted).

g2 - the graphics device.

constraint - the constraint.

Returns:

The container size after the arrangement.

clear

void clear()

Clears any cached layout information retained by the arrangement.