carmetal.objects
Class ExpressionObject

java.lang.Object
  carmetal.objects.ConstructionObject
      carmetal.objects.ExpressionObject

All Implemented Interfaces:

DriverObject, MoveableObject, SimulationObject, carmetal.rene.lister.Element, carmetal.rene.util.sort.SortObject, Cloneable

public class ExpressionObject
extends ConstructionObject
implements MoveableObject, SimulationObject, DriverObject

Build a mathematical expression

Field Summary

double	C
protected double	CurrentValue
protected boolean	CurrentValueValid
carmetal.rene.zirkel.expression.Expression	E
protected carmetal.rene.zirkel.expression.Expression	EX
protected carmetal.rene.zirkel.expression.Expression	EY
protected boolean	Fixed
double	H
double	R
double	SC
double	SD
double	SH
protected boolean	Slider
protected carmetal.rene.zirkel.expression.Expression	SMax
protected carmetal.rene.zirkel.expression.Expression	SMin
double	SR
double	SW
double	SX
double	SY
double	W
protected double	X
protected double	Y

Fields inherited from class carmetal.objects.ConstructionObject

Back, Bold, Break, BreakHide, Cn, ColorIndex, ColorType, Conditionals, Count, DescriptionState, DisplaysText, DL, Flag, FormulaState, gotNCount, HasZ, Hidden, HideBreak, inConstruction, Indicated, INVISIBLE, IsDrawn, JobTarget, Keep, KeepClose, LabelSelected, Large, MainParameter, Name, NCount, NeedsRecompute, NORMAL, Obtuse, Parameter, RekFlag, RekValidating, Scratch, Selectable, Selected, ShowIndicatedName, ShowName, ShowValue, SizeState, Solid, SpecialColor, SpecialParameter, StrongSelected, SuperHidden, Target, Text, THICK, THIN, Tracked, Translation, TX1, TX2, TY1, TY2, Unit, Valid, Value, VRek, XcOffset, YcOffset

Constructor Summary

ExpressionObject(carmetal.construction.Construction c, double x, double y)

Method Summary

void	addDepending(carmetal.rene.zirkel.expression.Expression EE)
void	clearChanges()
ConstructionObject	copy(double x, double y) This clones the object for macro construction.
Enumeration	depending() Return an enumeration of objects, that this object depends on.
void	dragTo(double x, double y)
boolean	equals(ConstructionObject o)
boolean	fixed()
String	getDisplayValue() To be overridden by the objects.
String	getEquation()
String	getEX()
carmetal.rene.zirkel.expression.Expression	getExp()
String	getExpression()
String	getEY()
String	getMax()
double	getMaxValue()
String	getMin()
double	getMinValue()
int	getN()
double	getOldX()
double	getOldY()
String	getPrompt()
double	getSliderPosition() Compute the relative position, the slider must be on according to CurrentValue
String	getTag()
double	getValue() Get the value of an object or throw an exception (e.g.
double	getX()
double	getY()
boolean	isDriverObject()
boolean	isOwnedByControl()
boolean	isSlider()
void	move(double x, double y)
boolean	moveable()
boolean	nearto(int x, int y, carmetal.rene.zirkel.ZirkelCanvas zc) Test, if this object is chosen with coordinates x,y
void	paint(carmetal.rene.zirkel.graphics.MyGraphics g, carmetal.rene.zirkel.ZirkelCanvas zc) Paint the expression.
void	printArgs(carmetal.rene.util.xml.XmlWriter xml)
void	reset()
void	resetSimulationValue() Reset the old value.
void	round()
void	setCurrentValue(double x)
void	setDefaults()
void	setExpression(String expr, carmetal.construction.Construction c)
void	setFixed(boolean flag)
void	setFixed(String expr)
void	setFixed(String x, String y)
void	setOwnedByControl(boolean b)
void	setPrompt(String prompt)
void	setSimulationValue(double x) Set the simulation value, remember the old value.
void	setSlider(boolean flag) Set or clear the slider.
void	setSlider(String smin, String smax) Set the slider to min, max und step values.
void	setSliderPosition(double d) Set the expression according to the relative value the slider is on.
void	setTargetDefaults()
void	snap(carmetal.rene.zirkel.ZirkelCanvas zc)
boolean	somethingChanged()
void	startDrag(double x, double y)
void	translate() Override in children! This translates the mother items.
void	updateText()
void	validate()

Methods inherited from class carmetal.objects.ConstructionObject

addConditional, addDepInExpressions, canDisplayName, canFix, canKeepClose, changedBy, checkConditionals, clearCircleDep, clearConditional, clearConditionals, clearParameter, compare, contains, copyProperties, dependsOn, depset, depset, depset, discardMV, displays, drawCenteredLabel, drawLabel, drawLabel, drawPointLabel, edit, equals, equalsTo, getAlias, getCDPDisplayValue, getCDPSizeDisplay, getColor, getColorIndex, getColorIndex, getColorType, getColorType, getConditional, getConditionalColor, getConstruction, getDepArray, getDescription, getDisplaySize, getDisplayText, getDistance, getE, getElementColor, getElementString, getElementString, getEXpos, getEYpos, getIncrement, getLines, getName, getNCount, getObtuse, getPointObject, getR, getSpecialColor, getStringLength, getText, getTranslation, getType, getUnit, getVector, getZ, hasUnit, haveConditional, haveConditionals, helpDisplayNumber, helpDisplayValue, indicated, isBack, isBack, isBold, isBreak, isBreakHide, isDragable, isFilled, isFilledForSelect, isFixed, isFlag, isGotNCount, isHidden, isHidden, isHideBreak, isInConstruction, isInside, isJobTarget, isKeep, isKeepClose, isLarge, isMainParameter, isParameter, isPartial, isRekFlag, isSelectable, isSolid, isSolid, isSpecial, isSpecialParameter, isStrongSelected, isSuperHidden, isSuperHidden, isTarget, labelSelected, laterBind, laterTranslate, locallyLike, maybeTransparent, mustHide, nearto, onlynearto, replaceExpressions, round, round, roundDisplay, save, secondaryParams, selected, setAlias, setBack, setBold, setBreak, setBreakHide, setcOffset, setColor, setColor, setColorType, setConstruction, setDisplaySize, setDragable, setFilled, setFixed, setFlag, setFont, setGotNCount, setHidden, setHideBreak, setInConstruction, setIncrement, setIndicated, setIndicated, setInside, setJobTarget, setKeep, setKeepClose, setKeepClose, setLabelSelected, setLarge, setLines, setMainParameter, setName, setName, setNameCheck, setNameWithNumber, setNCount, setObtuse, setOffset, setParameter, setPartial, setRekFlag, setSelectable, setSelected, setShowName, setShowValue, setSolid, setSpecial, setSpecialColor, setSpecialParameter, setStrongSelected, setSuperHidden, setTarget, setText, setText, setTracked, setTranslation, setType, setUnit, showName, showName, showValue, showValue, testConditional, text1, text2, text3, text4, textAny, textcontains, toggleHidden, tracked, translateConditionals, translateExpressions, translateOffset, updateCircleDep, valid, visible, xcOffset, ycOffset

Methods inherited from class java.lang.Object

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

Field Detail

X

protected double X

Y

protected double Y

E

public carmetal.rene.zirkel.expression.Expression E

EX

protected carmetal.rene.zirkel.expression.Expression EX

EY

protected carmetal.rene.zirkel.expression.Expression EY

Fixed

protected boolean Fixed

CurrentValue

protected double CurrentValue

CurrentValueValid

protected boolean CurrentValueValid

Slider

protected boolean Slider

SMin

protected carmetal.rene.zirkel.expression.Expression SMin

SMax

protected carmetal.rene.zirkel.expression.Expression SMax

C

public double C

R

public double R

W

public double W

H

public double H

SC

public double SC

SR

public double SR

SW

public double SW

SH

public double SH

SX

public double SX

SY

public double SY

SD

public double SD

Constructor Detail

ExpressionObject

public ExpressionObject(carmetal.construction.Construction c,
                        double x,
                        double y)

Method Detail

setDefaults

public void setDefaults()

Overrides:

setDefaults in class ConstructionObject

setTargetDefaults

public void setTargetDefaults()

Overrides:

setTargetDefaults in class ConstructionObject

getTag

public String getTag()

Overrides:

getTag in class ConstructionObject

getN

public int getN()

Overrides:

getN in class ConstructionObject

updateText

public void updateText()

Overrides:

updateText in class ConstructionObject

paint

public void paint(carmetal.rene.zirkel.graphics.MyGraphics g,
                  carmetal.rene.zirkel.ZirkelCanvas zc)

Paint the expression. Use value, name (i.e. tag), or slider. Remember slider position for nearto and drags.

Overrides:

paint in class ConstructionObject

getSliderPosition

public double getSliderPosition()

Compute the relative position, the slider must be on according to CurrentValue

Returns:

0 <= position <= 1

setSliderPosition

public void setSliderPosition(double d)

Set the expression according to the relative value the slider is on. 0 <= d <= 1.

Parameters:

d -

nearto

public boolean nearto(int x,
                      int y,
                      carmetal.rene.zirkel.ZirkelCanvas zc)

Description copied from class: ConstructionObject

Test, if this object is chosen with coordinates x,y

Overrides:

nearto in class ConstructionObject

getX

public double getX()

Overrides:

getX in class ConstructionObject

getY

public double getY()

Overrides:

getY in class ConstructionObject

getExp

public carmetal.rene.zirkel.expression.Expression getExp()

move

public void move(double x,
                 double y)

Specified by:

move in interface MoveableObject

Overrides:

move in class ConstructionObject

snap

public void snap(carmetal.rene.zirkel.ZirkelCanvas zc)

Overrides:

snap in class ConstructionObject

round

public void round()

Overrides:

round in class ConstructionObject

printArgs

public void printArgs(carmetal.rene.util.xml.XmlWriter xml)

Overrides:

printArgs in class ConstructionObject

equals

public boolean equals(ConstructionObject o)

Overrides:

equals in class ConstructionObject

setExpression

public void setExpression(String expr,
                          carmetal.construction.Construction c)
                   throws carmetal.construction.ConstructionException

Overrides:

setExpression in class ConstructionObject

Throws:

carmetal.construction.ConstructionException

setFixed

public void setFixed(String expr)

Overrides:

setFixed in class ConstructionObject

getExpression

public String getExpression()

Overrides:

getExpression in class ConstructionObject

depending

public Enumeration depending()

Description copied from class: ConstructionObject

Return an enumeration of objects, that this object depends on. This should usually called from children via super.

Overrides:

depending in class ConstructionObject

addDepending

public void addDepending(carmetal.rene.zirkel.expression.Expression EE)

getValue

public double getValue()
                throws carmetal.construction.ConstructionException

Description copied from class: ConstructionObject

Get the value of an object or throw an exception (e.g. if invalid). Not all objects have a value.

Overrides:

getValue in class ConstructionObject

Throws:

carmetal.construction.ConstructionException

getPrompt

public String getPrompt()

Overrides:

getPrompt in class ConstructionObject

setPrompt

public void setPrompt(String prompt)

Overrides:

setPrompt in class ConstructionObject

translate

public void translate()

Description copied from class: ConstructionObject

Override in children! This translates the mother items.

Overrides:

translate in class ConstructionObject

validate

public void validate()

Overrides:

validate in class ConstructionObject

setFixed

public void setFixed(boolean flag)

Overrides:

setFixed in class ConstructionObject

setFixed

public void setFixed(String x,
                     String y)

Overrides:

setFixed in class ConstructionObject

copy

public ConstructionObject copy(double x,
                               double y)

Description copied from class: ConstructionObject

This clones the object for macro construction. NOTE: This must be overriden in all items to translate the mother objects.

Overrides:

copy in class ConstructionObject

moveable

public boolean moveable()

Specified by:

moveable in interface MoveableObject

reset

public void reset()

fixed

public boolean fixed()

Overrides:

fixed in class ConstructionObject

getEX

public String getEX()

Overrides:

getEX in class ConstructionObject

getEY

public String getEY()

Overrides:

getEY in class ConstructionObject

setCurrentValue

public void setCurrentValue(double x)

setSimulationValue

public void setSimulationValue(double x)

Set the simulation value, remember the old value.

Specified by:

setSimulationValue in interface SimulationObject

resetSimulationValue

public void resetSimulationValue()

Reset the old value.

Specified by:

resetSimulationValue in interface SimulationObject

setSlider

public void setSlider(String smin,
                      String smax)

Set the slider to min, max und step values.

Overrides:

setSlider in class ConstructionObject

Parameters:

smin -

smax -

sstep -

setSlider

public void setSlider(boolean flag)

Set or clear the slider.

Overrides:

setSlider in class ConstructionObject

Parameters:

flag -

startDrag

public void startDrag(double x,
                      double y)

Specified by:

startDrag in interface MoveableObject

dragTo

public void dragTo(double x,
                   double y)

Specified by:

dragTo in interface MoveableObject

getOldX

public double getOldX()

Specified by:

getOldX in interface MoveableObject

getOldY

public double getOldY()

Specified by:

getOldY in interface MoveableObject

isSlider

public boolean isSlider()

Overrides:

isSlider in class ConstructionObject

getMinValue

public double getMinValue()

getMaxValue

public double getMaxValue()

getMin

public String getMin()

Overrides:

getMin in class ConstructionObject

getMax

public String getMax()

Overrides:

getMax in class ConstructionObject

getDisplayValue

public String getDisplayValue()

Description copied from class: ConstructionObject

To be overridden by the objects.

Overrides:

getDisplayValue in class ConstructionObject

Returns:

The string to display the value (length, coordinates) of the object.

getEquation

public String getEquation()

Overrides:

getEquation in class ConstructionObject

isDriverObject

public boolean isDriverObject()

Specified by:

isDriverObject in interface DriverObject

Overrides:

isDriverObject in class ConstructionObject

somethingChanged

public boolean somethingChanged()

Specified by:

somethingChanged in interface DriverObject

clearChanges

public void clearChanges()

Specified by:

clearChanges in interface DriverObject

isOwnedByControl

public boolean isOwnedByControl()

Overrides:

isOwnedByControl in class ConstructionObject

setOwnedByControl

public void setOwnedByControl(boolean b)

Overrides:

setOwnedByControl in class ConstructionObject