lt.monarch.chart.chart2D.series
Class AbstractLineStrategy<ChartProjector extends Projector>

java.lang.Object
  lt.monarch.chart.chart2D.series.AbstractLineStrategy<ChartProjector>

All Implemented Interfaces:

java.io.Serializable, AbstractStrategy

Direct Known Subclasses:

LineStrategy, SalesMetricBarStrategy, ScatterStrategy, SPCLinesExceedStrategy, SPCLineStrategy

public abstract class AbstractLineStrategy<ChartProjector extends Projector>
extends java.lang.Object
implements AbstractStrategy, java.io.Serializable

Abstract scatter strategy class. It defines which methods the scatter strategies should implement and it implements common methods for all strategies in it.

See Also:

Serialized Form

Field Summary

Modifier and Type	Field and Description
protected java.lang.Object	baseValue Base value of the series
protected boolean	cachingEnabled Indicates if caching is enabled
protected boolean	dirty True, if dirty, otherwise -false
protected boolean	isConnected Shows if the data points are connected and whether they can be drawn as separate primitives
protected PlaneMapper	mapper Plane mapper
protected MetaDataModel	metaModel Meta data model
protected java.util.Map<DataColumnType,MinMaxValues>	minMaxValues Minimum and Maximum values
protected ArrayDataModel	model Series data model
protected PaintMode	paintMode Paint mode of the series
protected Point2D	planePoint Template point for mapping plane
protected Projector	projector Point projector
protected boolean	showNullValues Boolean which determines if to show null values
protected Style	style Style of series
protected GeneralPoint	tempPoint Template point for projecting points
protected AxisMapper	xMapper X axis mapper
protected AxisMapper	yMapper Y axis mapper
protected double	zoomMultiplier Zoom multiplier

Constructor and Description

AbstractLineStrategy()

Method Summary

Modifier and Type	Method and Description
static Polygon2D	calculateSelection(Polygon2D contour) Calculate 4 pixels thick outline around chart line
abstract void	dispose() Disposes the object
void	draw(AbstractGraphics g, ChartProjector projector, PlaneMapper mapper, HotSpotMap hotMap, boolean showNullValues, Style style, java.lang.Object baseValue, AbstractLineSeries<ChartProjector> series) Draws the series in the chart area.
Point2D	getLinePointByX(double x) Calculates line Point2D value for a given x coordinate.
protected java.util.Map<DataColumnType,MinMaxValues>	getMinMaxValues() Gets the minMaxValues value
ArrayDataModel	getModel() Gets strategy data model
protected java.lang.Object	getX(int index) Gets x value
protected java.lang.Object	getY(int index) Gets y value
protected Point2D	projectPoint(Projector projector, GeneralPoint ptt, Point2D planePoint, double x, double y) Projects the point

Methods inherited from class java.lang.Object

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

Field Detail

xMapper

protected AxisMapper xMapper

X axis mapper

yMapper

protected AxisMapper yMapper

Y axis mapper

model

protected ArrayDataModel model

Series data model

metaModel

protected MetaDataModel metaModel

Meta data model

mapper

protected PlaneMapper mapper

Plane mapper

style

protected Style style

Style of series

zoomMultiplier

protected double zoomMultiplier

Zoom multiplier

tempPoint

protected GeneralPoint tempPoint

Template point for projecting points

planePoint

protected Point2D planePoint

Template point for mapping plane

baseValue

protected java.lang.Object baseValue

Base value of the series

projector

protected Projector projector

Point projector

paintMode

protected PaintMode paintMode

Paint mode of the series

isConnected

protected boolean isConnected

Shows if the data points are connected and whether they can be drawn as separate primitives

showNullValues

protected boolean showNullValues

Boolean which determines if to show null values

cachingEnabled

protected boolean cachingEnabled

Indicates if caching is enabled

dirty

protected boolean dirty

True, if dirty, otherwise -false

minMaxValues

protected java.util.Map<DataColumnType,MinMaxValues> minMaxValues

Minimum and Maximum values

Constructor Detail

AbstractLineStrategy

public AbstractLineStrategy()

Method Detail

draw

public void draw(AbstractGraphics g,
                 ChartProjector projector,
                 PlaneMapper mapper,
                 HotSpotMap hotMap,
                 boolean showNullValues,
                 Style style,
                 java.lang.Object baseValue,
                 AbstractLineSeries<ChartProjector> series)

Draws the series in the chart area.

Parameters:

g - graphics context

projector - projector instance

mapper - plane mapper

hotMap - hot spot map

showNullValues - boolean value indicating whether to show the null values

style - style object

baseValue - base value

series - scatter series instance

dispose

public abstract void dispose()

Disposes the object

projectPoint

protected Point2D projectPoint(Projector projector,
                               GeneralPoint ptt,
                               Point2D planePoint,
                               double x,
                               double y)

Projects the point

Parameters:

projector - projector

ptt - template point

planePoint - template point to map plane coordinates

x - x coordinate to map

y - y coordinate to map

getX

protected java.lang.Object getX(int index)

Gets x value

Parameters:

index - index of the data point

Returns:

x value at specified index

getY

protected java.lang.Object getY(int index)

Gets y value

Parameters:

index - index of the data point

Returns:

y value at specified index

getMinMaxValues

protected java.util.Map<DataColumnType,MinMaxValues> getMinMaxValues()

Gets the minMaxValues value

Returns:

the minMaxValues value

getModel

public ArrayDataModel getModel()

Description copied from interface: AbstractStrategy

Gets strategy data model

Specified by:

getModel in interface AbstractStrategy

Returns:

strategy data model

getLinePointByX

public Point2D getLinePointByX(double x)

Calculates line Point2D value for a given x coordinate.

Parameters:

x - coordinate for which the corresponding line point must be calculated.

Returns:

y calculated line value

calculateSelection

public static Polygon2D calculateSelection(Polygon2D contour)

Calculate 4 pixels thick outline around chart line