com.reportmill.shape

Class RMSpringLayout

java.lang.Object

com.reportmill.shape.RMShapeLayout

com.reportmill.shape.RMSpringLayout

All Implemented Interfaces:

java.beans.PropertyChangeListener, java.lang.Cloneable, java.util.EventListener

Direct Known Subclasses:

RMTableRowLayout

public class RMSpringLayout
extends RMShapeLayout
implements java.beans.PropertyChangeListener

Handles code for laying out shape children with springs and struts.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	RMSpringLayout.LayoutInfo A class to represent springs LayoutInfo.

Nested classes/interfaces inherited from class com.reportmill.shape.RMShapeLayout

RMShapeLayout.DirectLayout, RMShapeLayout.FrameLayout

Constructor Summary

Constructors

Constructor and Description
RMSpringLayout() Creates a new layout.

Method Summary

Methods

Modifier and Type	Method and Description
void	addLayoutChild(RMShape aChild) Override to start listening to property changes.
void	deleteVerticalSpansOfHiddenShapes() Deletes vertical spans of hidden shapes.
RMSpringLayout	fromXML(com.reportmill.archiver.RXArchiver anArchiver, com.reportmill.archiver.RXElement anElement, java.lang.Object anOwner) XML unarchival.
boolean	getDeleteVerticalSpansOfHiddenShapes() Returns whether layout deletes vertical spans of hidden shapes.
RMSpringLayout.LayoutInfo	getLayoutInfoX(RMShape aChild) Returns the extended layout info for a child (creating if missing).
boolean	getParentTracksBoundsOfChildren() Returns whether parent should track bounds of children.
static float	getShapeBelowFrameY(RMShape aParent, RMShape aChild) Returns the next shape y for a given parent and child (so we can find the gap).
boolean	getShiftShapesBelowHiddenShapesUp() Returns whether to shift shapes below hidden shapes up.
void	layoutParent(RMShape aParent) Performs layout.
void	propertyChange(java.beans.PropertyChangeEvent anEvent) Called to revalidate when shape bounds change.
void	removeLayoutChild(RMShape aChild) Override to stop listening to property changes.
void	reset() Update LayoutInfo for all children.
void	setBestHeight(RMShape aShape) Override to call shape grow.
void	setDeleteVerticalSpansOfHiddenShapes(boolean aValue) Sets whether layout deletes vertical spans of hidden shapes.
void	setParentBoundsFromChildren() Lays out the shape instead of its children.
void	setParentTracksBoundsOfChildren(boolean aValue) Sets whether parent should track children.
static boolean	setParentTracksBoundsOfChildren(RMShape aShape, boolean aValue, boolean doUpdate) Sets whether parent should track children.
void	setShiftShapesBelowHiddenShapesUp(boolean aValue) Sets whether to shift shapes below hidden shapes up.
void	shiftShapesBelowHiddenRect(java.util.List<RMShape> theShapes, RMRect aRect) Shifts shapes below hidden rect up.
void	shiftShapesBelowHiddenShapesUp() Shifts shapes below hidden shapes up.
com.reportmill.archiver.RXElement	toXML(com.reportmill.archiver.RXArchiver anArchiver, java.lang.Object anOwner) XML Archival.

Methods inherited from class com.reportmill.shape.RMShapeLayout

clone, doLayout, getMaximumSize, getMinimumSize, getParent, getPreferredSize, isHittableChild, isValid, isValidating, isVisibleChild, paintLayout, setLayoutInfoX, setParent, setValid

Methods inherited from class java.lang.Object

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

Constructor Detail

RMSpringLayout

public RMSpringLayout()

Creates a new layout.

Method Detail

getParentTracksBoundsOfChildren

public boolean getParentTracksBoundsOfChildren()

Returns whether parent should track bounds of children.

setParentTracksBoundsOfChildren

public void setParentTracksBoundsOfChildren(boolean aValue)

Sets whether parent should track children.

setParentTracksBoundsOfChildren

public static boolean setParentTracksBoundsOfChildren(RMShape aShape,
                                      boolean aValue,
                                      boolean doUpdate)

Sets whether parent should track children.

getDeleteVerticalSpansOfHiddenShapes

public boolean getDeleteVerticalSpansOfHiddenShapes()

Returns whether layout deletes vertical spans of hidden shapes.

setDeleteVerticalSpansOfHiddenShapes

public void setDeleteVerticalSpansOfHiddenShapes(boolean aValue)

Sets whether layout deletes vertical spans of hidden shapes.

getShiftShapesBelowHiddenShapesUp

public boolean getShiftShapesBelowHiddenShapesUp()

Returns whether to shift shapes below hidden shapes up.

setShiftShapesBelowHiddenShapesUp

public void setShiftShapesBelowHiddenShapesUp(boolean aValue)

Sets whether to shift shapes below hidden shapes up.

layoutParent

public void layoutParent(RMShape aParent)

Performs layout.

Overrides:

layoutParent in class RMShapeLayout

addLayoutChild

public void addLayoutChild(RMShape aChild)

Override to start listening to property changes.

Overrides:

addLayoutChild in class RMShapeLayout

removeLayoutChild

public void removeLayoutChild(RMShape aChild)

Override to stop listening to property changes.

Overrides:

removeLayoutChild in class RMShapeLayout

reset

public void reset()

Update LayoutInfo for all children.

Overrides:

reset in class RMShapeLayout

getLayoutInfoX

public RMSpringLayout.LayoutInfo getLayoutInfoX(RMShape aChild)

Returns the extended layout info for a child (creating if missing).

Overrides:

getLayoutInfoX in class RMShapeLayout

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent anEvent)

Called to revalidate when shape bounds change.

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

setParentBoundsFromChildren

public void setParentBoundsFromChildren()

Lays out the shape instead of its children.

setBestHeight

public void setBestHeight(RMShape aShape)

Override to call shape grow.

Overrides:

setBestHeight in class RMShapeLayout

getShapeBelowFrameY

public static float getShapeBelowFrameY(RMShape aParent,
                        RMShape aChild)

Returns the next shape y for a given parent and child (so we can find the gap).

deleteVerticalSpansOfHiddenShapes

public void deleteVerticalSpansOfHiddenShapes()

Deletes vertical spans of hidden shapes.

shiftShapesBelowHiddenShapesUp

public void shiftShapesBelowHiddenShapesUp()

Shifts shapes below hidden shapes up.

shiftShapesBelowHiddenRect

public void shiftShapesBelowHiddenRect(java.util.List<RMShape> theShapes,
                              RMRect aRect)

Shifts shapes below hidden rect up.

toXML

public com.reportmill.archiver.RXElement toXML(com.reportmill.archiver.RXArchiver anArchiver,
                                      java.lang.Object anOwner)

XML Archival.

Overrides:

toXML in class RMShapeLayout

fromXML

public RMSpringLayout fromXML(com.reportmill.archiver.RXArchiver anArchiver,
                     com.reportmill.archiver.RXElement anElement,
                     java.lang.Object anOwner)

XML unarchival.

Overrides:

fromXML in class RMShapeLayout