Package org.openstreetmap.josm.data.osm.visitor.paint

Class ComputeStyleListWorker

java.lang.Object

java.util.concurrent.ForkJoinTask<V>

java.util.concurrent.RecursiveTask<java.util.List<StyledMapRenderer.StyleRecord>>

org.openstreetmap.josm.data.osm.visitor.paint.ComputeStyleListWorker

All Implemented Interfaces:

java.io.Serializable, java.util.concurrent.Future<java.util.List<StyledMapRenderer.StyleRecord>>, PrimitiveVisitor

public class ComputeStyleListWorker
extends java.util.concurrent.RecursiveTask<java.util.List<StyledMapRenderer.StyleRecord>>
implements PrimitiveVisitor

Helper to compute style list.

Since:

11914 (extracted from StyledMapRenderer)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private double	circum
private int	directExecutionTaskSize
private boolean	drawArea
private boolean	drawMultipolygon
private boolean	drawRestriction
private java.util.List<? extends IPrimitive>	input
private NavigatableComponent	nc
private java.util.List<StyledMapRenderer.StyleRecord>	output
private static long	serialVersionUID
private ElemStyles	styles

Constructor Summary

Constructors

Constructor	Description
ComputeStyleListWorker(double circum, NavigatableComponent nc, java.util.List<? extends IPrimitive> input, java.util.List<StyledMapRenderer.StyleRecord> output, int directExecutionTaskSize)	Constructs a new ComputeStyleListWorker.
ComputeStyleListWorker(double circum, NavigatableComponent nc, java.util.List<? extends IPrimitive> input, java.util.List<StyledMapRenderer.StyleRecord> output, int directExecutionTaskSize, ElemStyles styles)	Constructs a new ComputeStyleListWorker.

Method Summary

Modifier and Type	Method	Description
private void	acceptDrawable(IPrimitive osm)
void	add(INode osm, int flags)	Add new style records for the given node.
void	add(IRelation<?> osm, int flags)	Add new style records for the given relation.
void	add(IWay<?> osm, int flags)	Add new style records for the given way.
protected java.util.List<StyledMapRenderer.StyleRecord>	compute()
java.util.List<StyledMapRenderer.StyleRecord>	computeDirectly()	Compute directly (without using fork/join) the style list.
private boolean	drawAreaElement(int flags, StyleElement s)
void	visit(INode n)	Visiting call for nodes.
void	visit(IRelation<?> r)	Visiting call for relations.
void	visit(IWay<?> w)	Visiting call for ways.

Methods inherited from class java.util.concurrent.RecursiveTask

exec, getRawResult, setRawResult

Methods inherited from class java.util.concurrent.ForkJoinTask

adapt, adapt, adapt, cancel, compareAndSetForkJoinTaskTag, complete, completeExceptionally, fork, get, get, getException, getForkJoinTaskTag, getPool, getQueuedTaskCount, getSurplusQueuedTaskCount, helpQuiesce, inForkJoinPool, invoke, invokeAll, invokeAll, invokeAll, isCancelled, isCompletedAbnormally, isCompletedNormally, isDone, join, peekNextLocalTask, pollNextLocalTask, pollSubmission, pollTask, quietlyComplete, quietlyInvoke, quietlyJoin, reinitialize, setForkJoinTaskTag, tryUnfork

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

input

private final transient java.util.List<? extends IPrimitive> input

output

private final transient java.util.List<StyledMapRenderer.StyleRecord> output

styles

private final transient ElemStyles styles

directExecutionTaskSize

private final int directExecutionTaskSize

circum

private final double circum

nc

private final NavigatableComponent nc

drawArea

private final boolean drawArea

drawMultipolygon

private final boolean drawMultipolygon

drawRestriction

private final boolean drawRestriction

Constructor Detail

ComputeStyleListWorker

ComputeStyleListWorker(double circum,
                       NavigatableComponent nc,
                       java.util.List<? extends IPrimitive> input,
                       java.util.List<StyledMapRenderer.StyleRecord> output,
                       int directExecutionTaskSize)

Constructs a new ComputeStyleListWorker.

Parameters:

circum - distance on the map in meters that 100 screen pixels represent

nc - navigable component

input - the primitives to process

output - the list of styles to which styles will be added

directExecutionTaskSize - the threshold deciding whether to subdivide the tasks

Since:

13810 (signature)

ComputeStyleListWorker

ComputeStyleListWorker(double circum,
                       NavigatableComponent nc,
                       java.util.List<? extends IPrimitive> input,
                       java.util.List<StyledMapRenderer.StyleRecord> output,
                       int directExecutionTaskSize,
                       ElemStyles styles)

Constructs a new ComputeStyleListWorker.

Parameters:

circum - distance on the map in meters that 100 screen pixels represent

nc - navigable component

input - the primitives to process

output - the list of styles to which styles will be added

directExecutionTaskSize - the threshold deciding whether to subdivide the tasks

styles - the ElemStyles instance used to generate primitive StyleElements.

Since:

12964, 13810 (signature)

Method Detail

compute

protected java.util.List<StyledMapRenderer.StyleRecord> compute()

Specified by:

compute in class java.util.concurrent.RecursiveTask<java.util.List<StyledMapRenderer.StyleRecord>>

computeDirectly

public java.util.List<StyledMapRenderer.StyleRecord> computeDirectly()

Compute directly (without using fork/join) the style list. Only called for small input.

Returns:

list of computed style records

acceptDrawable

private void acceptDrawable(IPrimitive osm)

visit

public void visit(INode n)

Description copied from interface: PrimitiveVisitor

Visiting call for nodes.

Specified by:

visit in interface PrimitiveVisitor

Parameters:

n - The node to inspect.

visit

public void visit(IWay<?> w)

Description copied from interface: PrimitiveVisitor

Visiting call for ways.

Specified by:

visit in interface PrimitiveVisitor

Parameters:

w - The way to inspect.

visit

public void visit(IRelation<?> r)

Description copied from interface: PrimitiveVisitor

Visiting call for relations.

Specified by:

visit in interface PrimitiveVisitor

Parameters:

r - The relation to inspect.

add

public void add(INode osm,
                int flags)

Add new style records for the given node.

Parameters:

osm - node

flags - flags

Since:

13810 (signature)

add

public void add(IWay<?> osm,
                int flags)

Add new style records for the given way.

Parameters:

osm - way

flags - flags

Since:

13810 (signature)

add

public void add(IRelation<?> osm,
                int flags)

Add new style records for the given relation.

Parameters:

osm - relation

flags - flags

Since:

13810 (signature)

drawAreaElement

private boolean drawAreaElement(int flags,
                                StyleElement s)