quadbase.util
Class PolyLine

java.lang.Object
  quadbase.util.PolyLine

public class PolyLine
extends java.lang.Object

This class contains methods for modifying the properties of a chart poly-line. A poly-line is a set of connected line segments.

See Also:

IFloatingLineSet

Constructor Summary

PolyLine()

PolyLine(PolyLine p)
Copy Constructor.

Method Summary

java.util.Enumeration	elements() Returns the list of all coordinates that define the poly-line.
java.awt.Color	getColor() Returns the color of the poly-line.
int	getLineStyle() Returns the line style of the poly-line.
java.util.Vector	getPoints() Returns a Vector containing all the Point_3D / Point_2D objects that define the poly-line.
int	getThickness() Returns the thickness of the poly-line.
boolean	isArrowAtEndPointVisible() Returns whether the arrow at end point of poly-line is visible.
boolean	isArrowAtStartPointVisible() Returns whether the arrow at start point of poly-line is visible.
boolean	isFillArea() Returns whether the poly-line is filled.
static PolyLine	read(java.io.DataInput in, int version) Created for internal use only
void	set(java.util.Enumeration e, java.awt.Color c) Defines the coordinates for the poly-line.
void	set(java.util.Enumeration e, java.awt.Color color, int thickness, int style, boolean fillArea, boolean startArrow, boolean endArrow) Defines the coordinates for the poly-line.
void	setArrowAtEndPointVisible(boolean state) Sets whether the arrow at end point of poly-line is visible.
void	setArrowAtStartPointVisible(boolean state) Sets whether the arrow at start point of poly-line is visible.
void	setColor(java.awt.Color c) Sets the color of the poly-line.
void	setFillArea(boolean state) Sets whether the poly-line is filled.
void	setLineStyle(int s) Sets the line style of the poly-line.
void	setThickness(int t) Sets the thickness of the poly-line.
void	write(java.io.DataOutput out) Created for internal use only

Methods inherited from class java.lang.Object

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

Constructor Detail

PolyLine

public PolyLine()

PolyLine

public PolyLine(PolyLine p)

Copy Constructor.

Parameters:

p - The input PolyLine object.

Method Detail

getColor

public final java.awt.Color getColor()

Returns the color of the poly-line.

Returns:

The Color object.

setColor

public final void setColor(java.awt.Color c)

Sets the color of the poly-line.

Parameters:

c - The Color object.

isFillArea

public final boolean isFillArea()

Returns whether the poly-line is filled.

Returns:

The state.

setFillArea

public final void setFillArea(boolean state)

Sets whether the poly-line is filled.

Parameters:

state - The new state.

getThickness

public final int getThickness()

Returns the thickness of the poly-line.

Returns:

The thickness.

setThickness

public final void setThickness(int t)

Sets the thickness of the poly-line.

Parameters:

t - The thickness.

getLineStyle

public final int getLineStyle()

Returns the line style of the poly-line.

Returns:

The line style.

setLineStyle

public final void setLineStyle(int s)

Sets the line style of the poly-line.

Parameters:

s - The line style.

isArrowAtStartPointVisible

public final boolean isArrowAtStartPointVisible()

Returns whether the arrow at start point of poly-line is visible.

Returns:

The state.

setArrowAtStartPointVisible

public final void setArrowAtStartPointVisible(boolean state)

Sets whether the arrow at start point of poly-line is visible.

Parameters:

state - The new state.

isArrowAtEndPointVisible

public final boolean isArrowAtEndPointVisible()

Returns whether the arrow at end point of poly-line is visible.

Returns:

The state.

setArrowAtEndPointVisible

public final void setArrowAtEndPointVisible(boolean state)

Sets whether the arrow at end point of poly-line is visible.

Parameters:

state - The new state.

elements

public final java.util.Enumeration elements()

Returns the list of all coordinates that define the poly-line. Each object in the list is of type quadbase.util.Point_3D / Point_2D.

Returns:

The Enumeration object containing the coordinates of the poly-line.

See Also:

Point_3D, Point_2D

set

public final void set(java.util.Enumeration e,
                      java.awt.Color c)

Defines the coordinates for the poly-line.

Parameters:

e - The list of Point_3D objects that define the poly-line. / The list of Point_2D objects which relative to the canvas (0.0 to 1.0, Lower-left corner is 0.0).

c - The color of the poly-line.

See Also:

Point_3D, Point_2D

set

public final void set(java.util.Enumeration e,
                      java.awt.Color color,
                      int thickness,
                      int style,
                      boolean fillArea,
                      boolean startArrow,
                      boolean endArrow)

Defines the coordinates for the poly-line.

Parameters:

e - The list of Point_3D objects that define the poly-line. / The list of Point_2D objects which relative to the canvas (0.0 to 1.0, Lower-left corner is 0.0).

color - The color of the poly-line.

thickness - The thickness of the poly-line.

style - The line style of the poly-line.

fillArea - The state of fill area.

startArrow - The state of start arrow.

endArrow - The state of end arrow.

See Also:

Point_3D, Point_2D

getPoints

public final java.util.Vector getPoints()

Returns a Vector containing all the Point_3D / Point_2D objects that define the poly-line.

Returns:

The coordinates of the poly-line in a Vector.

write

public final void write(java.io.DataOutput out)
                 throws java.io.IOException

Created for internal use only

Throws:

java.io.IOException

read

public static PolyLine read(java.io.DataInput in,
                            int version)
                     throws java.io.IOException

Created for internal use only

Throws:

java.io.IOException