Package org.opentrafficsim.draw.graphs

Class FundamentalDiagram

java.lang.Object

org.opentrafficsim.draw.graphs.AbstractPlot

org.opentrafficsim.draw.graphs.AbstractBoundedPlot

org.opentrafficsim.draw.graphs.FundamentalDiagram

All Implemented Interfaces:

org.djutils.base.Identifiable, org.jfree.data.general.Dataset, org.jfree.data.general.SeriesDataset, org.jfree.data.xy.XYDataset

public class FundamentalDiagram
extends AbstractBoundedPlot
implements org.jfree.data.xy.XYDataset

Fundamental diagram from various sources.

Copyright (c) 2013-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Author:

Alexander Verbraeck, Peter Knoppers, Wouter Schakel

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	FundamentalDiagram.AbstractFdSource	Abstract implementation to link to fundamental diagrams.
static interface	FundamentalDiagram.FdLine	Defines a line plot for a fundamental diagram.
static interface	FundamentalDiagram.FdSource	Data source for a fundamental diagram.
static enum	FundamentalDiagram.Quantity	Quantity enum defining density, flow and speed.

Field Summary

Fields

Modifier and Type	Field	Description
static final double[]	DEFAULT_PERIODS	Aggregation periods.
static final int[]	DEFAULT_UPDATE_FREQUENCIES	Update frequencies (n * 1/period).

Fields inherited from class org.opentrafficsim.draw.graphs.AbstractPlot

DEFAULT_INITIAL_UPPER_TIME_BOUND, GRAPH_ADD_EVENT, GRAPH_REMOVE_EVENT

Constructor Summary

Constructors

Constructor	Description
FundamentalDiagram(String caption, FundamentalDiagram.Quantity domainQuantity, FundamentalDiagram.Quantity rangeQuantity, PlotScheduler scheduler, FundamentalDiagram.FdSource source, FundamentalDiagram.FdLine fdLine)	Constructor.

Method Summary

Modifier and Type	Method	Description
static FundamentalDiagram.FdSource	combinedSource(Map<String,FundamentalDiagram.FdSource> sources)	Combines multiple sources in to one source.
org.jfree.data.DomainOrder	getDomainOrder()
FundamentalDiagram.Quantity	getDomainQuantity()	Return the domain quantity.
GraphType	getGraphType()	Return the graph type for transceiver.
int	getItemCount(int series)
List<Boolean>	getLaneVisible()	Return the list of lane visibility flags.
org.jfree.chart.LegendItemCollection	getLegend()	Retrievee the legend of this FundamentalDiagram.
FundamentalDiagram.Quantity	getOtherQuantity()	Get the other (non domain; vertical axis) quantity.
FundamentalDiagram.Quantity	getRangeQuantity()	Get the range quantity.
int	getSeriesCount()
Comparable<String>	getSeriesKey(int series)
FundamentalDiagram.FdSource	getSource()	Get the data source.
String	getStatusLabel(double domainValue, double rangeValue)	Returns the status label when the mouse is over the given location.
String	getTimeInfo()	Retrieve the time info.
Number	getX(int series, int item)
double	getXValue(int series, int item)
Number	getY(int series, int item)
double	getYValue(int series, int item)
boolean	hasLineFD()	Return whether the plot has a fundamental diagram line.
protected void	increaseTime(org.djunits.value.vdouble.scalar.Time time)	Increase the simulated time span.
int	indexOf(Comparable seriesKey)
void	setDomainQuantity(FundamentalDiagram.Quantity domainQuantity)	Set the domain quantity.
void	setOtherQuantity(FundamentalDiagram.Quantity otherQuantity)	Set the other (non domain; vertical axis) quantity.
void	setRangeQuantity(FundamentalDiagram.Quantity rangeQuantity)	Set the range quantity.
void	setTimeInfo(String timeInfo)	Set the time info.
static <L extends LaneData<L>> FundamentalDiagram.FdSource	sourceFromSampler(Sampler<?,L> sampler, GraphCrossSection<L> crossSection, boolean aggregateLanes, org.djunits.value.vdouble.scalar.Duration aggregationTime, boolean harmonic)	Creates a Source from a sampler and positions.
static <L extends LaneData<L>> FundamentalDiagram.FdSource	sourceFromSampler(Sampler<?,L> sampler, GraphPath<L> path, boolean aggregateLanes, org.djunits.value.vdouble.scalar.Duration aggregationTime)	Creates a Source from a sampler and positions.
String	toString()

Methods inherited from class org.opentrafficsim.draw.graphs.AbstractBoundedPlot

setAutoBoundDomain, setAutoBoundRange, setChart, setLowerDomainBound, setLowerRangeBound, setUpperDomainBound, setUpperRangeBound

Methods inherited from class org.opentrafficsim.draw.graphs.AbstractPlot

addChangeListener, encodeAsPng, getCaption, getChart, getGroup, getId, getUpdateTime, notifyPlotChange, removeChangeListener, setGroup, setUpdateInterval, update

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jfree.data.general.Dataset

addChangeListener, getGroup, removeChangeListener, setGroup

Field Details

DEFAULT_PERIODS

public static final double[] DEFAULT_PERIODS

Aggregation periods.

DEFAULT_UPDATE_FREQUENCIES

public static final int[] DEFAULT_UPDATE_FREQUENCIES

Update frequencies (n * 1/period).

Constructor Details

FundamentalDiagram

public FundamentalDiagram(String caption,
 FundamentalDiagram.Quantity domainQuantity,
 FundamentalDiagram.Quantity rangeQuantity,
 PlotScheduler scheduler,
 FundamentalDiagram.FdSource source,
 FundamentalDiagram.FdLine fdLine)

Constructor.

Parameters:

caption - caption

domainQuantity - initial quantity on the domain axis

rangeQuantity - initial quantity on the range axis

scheduler - scheduler.

source - source providing the data

fdLine - fundamental diagram line, may be null

Method Details

increaseTime

protected void increaseTime(org.djunits.value.vdouble.scalar.Time time)

Description copied from class: AbstractPlot

Increase the simulated time span.

Specified by:

increaseTime in class AbstractPlot

Parameters:

time - time to increase to

getSeriesCount

public int getSeriesCount()

Specified by:

getSeriesCount in interface org.jfree.data.general.SeriesDataset

getSeriesKey

public Comparable<String> getSeriesKey(int series)

Specified by:

getSeriesKey in interface org.jfree.data.general.SeriesDataset

indexOf

public int indexOf(Comparable seriesKey)

Specified by:

indexOf in interface org.jfree.data.general.SeriesDataset

getDomainOrder

public org.jfree.data.DomainOrder getDomainOrder()

Specified by:

getDomainOrder in interface org.jfree.data.xy.XYDataset

getItemCount

public int getItemCount(int series)

Specified by:

getItemCount in interface org.jfree.data.xy.XYDataset

getX

public Number getX(int series,
 int item)

Specified by:

getX in interface org.jfree.data.xy.XYDataset

getXValue

public double getXValue(int series,
 int item)

Specified by:

getXValue in interface org.jfree.data.xy.XYDataset

getY

public Number getY(int series,
 int item)

Specified by:

getY in interface org.jfree.data.xy.XYDataset

getYValue

public double getYValue(int series,
 int item)

Specified by:

getYValue in interface org.jfree.data.xy.XYDataset

getGraphType

public GraphType getGraphType()

Description copied from class: AbstractPlot

Return the graph type for transceiver.

Specified by:

getGraphType in class AbstractPlot

Returns:

the graph type.

getStatusLabel

public String getStatusLabel(double domainValue,
 double rangeValue)

Description copied from class: AbstractPlot

Returns the status label when the mouse is over the given location.

Specified by:

getStatusLabel in class AbstractPlot

Parameters:

domainValue - domain value (x-axis)

rangeValue - range value (y-axis)

Returns:

status label when the mouse is over the given location

sourceFromSampler

public static <L extends LaneData<L>>
FundamentalDiagram.FdSource sourceFromSampler(Sampler<?,L> sampler,
 GraphCrossSection<L> crossSection,
 boolean aggregateLanes,
 org.djunits.value.vdouble.scalar.Duration aggregationTime,
 boolean harmonic)

Creates a Source from a sampler and positions.

Type Parameters:

L - LaneData

Parameters:

sampler - sampler

crossSection - cross section

aggregateLanes - whether to aggregate the positions

aggregationTime - aggregation time (and update time)

harmonic - harmonic mean

Returns:

source for a fundamental diagram from a sampler and positions

sourceFromSampler

public static <L extends LaneData<L>>
FundamentalDiagram.FdSource sourceFromSampler(Sampler<?,L> sampler,
 GraphPath<L> path,
 boolean aggregateLanes,
 org.djunits.value.vdouble.scalar.Duration aggregationTime)

Creates a Source from a sampler and positions.

Type Parameters:

L - LaneData

Parameters:

sampler - sampler

path - cross section

aggregateLanes - whether to aggregate the positions

aggregationTime - aggregation time (and update time)

Returns:

source for a fundamental diagram from a sampler and positions

combinedSource

public static FundamentalDiagram.FdSource combinedSource(Map<String,FundamentalDiagram.FdSource> sources)

Combines multiple sources in to one source.

Parameters:

sources - sources coupled to their names for in the legend

Returns:

combined source

toString

public String toString()

Overrides:

toString in class Object

getSource

public FundamentalDiagram.FdSource getSource()

Get the data source.

Returns:

the data source

getLegend

public org.jfree.chart.LegendItemCollection getLegend()

Retrievee the legend of this FundamentalDiagram.

Returns:

the legend

getLaneVisible

public List<Boolean> getLaneVisible()

Return the list of lane visibility flags.

Returns:

the list of lane visibility flags

getDomainQuantity

public FundamentalDiagram.Quantity getDomainQuantity()

Return the domain quantity.

Returns:

the domain quantity

setDomainQuantity

public void setDomainQuantity(FundamentalDiagram.Quantity domainQuantity)

Set the domain quantity.

Parameters:

domainQuantity - the new domain quantity

getOtherQuantity

public FundamentalDiagram.Quantity getOtherQuantity()

Get the other (non domain; vertical axis) quantity.

Returns:

the quantity for the vertical axis

setOtherQuantity

public void setOtherQuantity(FundamentalDiagram.Quantity otherQuantity)

Set the other (non domain; vertical axis) quantity.

Parameters:

otherQuantity - the quantity for the vertical axis

getRangeQuantity

public FundamentalDiagram.Quantity getRangeQuantity()

Get the range quantity.

Returns:

the range quantity

setRangeQuantity

public void setRangeQuantity(FundamentalDiagram.Quantity rangeQuantity)

Set the range quantity.

Parameters:

rangeQuantity - the new range quantity

getTimeInfo

public String getTimeInfo()

Retrieve the time info.

Returns:

the time info

setTimeInfo

public void setTimeInfo(String timeInfo)

Set the time info.

Parameters:

timeInfo - the new time info

hasLineFD

public boolean hasLineFD()

Return whether the plot has a fundamental diagram line.

Returns:

whether the plot has a fundamental diagram line