org.kabeja.dxf
Class DXFPolyline

java.lang.Object
  org.kabeja.dxf.DXFEntity
      org.kabeja.dxf.DXFPolyline

Direct Known Subclasses:

DXFLWPolyline

public class DXFPolyline
extends DXFEntity

Author:

Field Summary

protected int	columns
protected boolean	constantWidth
protected double	endWidth
protected static double	QUARTER_CIRCLE_ANGLE
protected int	rows
protected double	startWidth
protected int	surefaceDensityColumns
protected int	surefaceDensityRows
protected int	surefaceType
protected java.util.ArrayList	vertices

Fields inherited from class org.kabeja.dxf.DXFEntity

block, color, colorRGB, doc, extrusion, flags, id, layerID, lineType, linetypeScaleFactor, lineWeight, modelSpace, thickness, transparency, visibile

Constructor Summary

DXFPolyline()

Method Summary

protected void	addToBounds(DXFVertex start, DXFVertex end, Bounds bounds)
void	addVertex(DXFVertex vertex)
Bounds	getBounds()
int	getColumns()
double	getEndWidth()
double	getLength() Returns the length of the entity or 0 if the entity has no length
protected double	getLength(DXFPoint start, DXFPoint end) Returns the distance between 2 DXFPoints
protected double	getMeshLength()
protected double	getPolyfaceLength()
DXFVertex	getPolyFaceMeshVertex(int index)
double	getRadius(double bulge, double length) Caculate the radius of a cut circle segment between 2 DXFVertex
int	getRows()
protected double	getSegmentLength(DXFVertex start, DXFVertex end)
protected double	getSplineApproximationLength()
double	getStartWidth()
int	getSurefaceDensityColumns()
int	getSurefaceDensityRows()
int	getSurefaceType()
java.lang.String	getType()
DXFVertex	getVertex(int i)
int	getVertexCount()
java.util.Iterator	getVertexIterator()
boolean	is3DPolygon()
boolean	is3DPolygonMesh()
boolean	isBezierSurefaceMesh()
boolean	isClosed()
boolean	isClosedMeshMDirection()
boolean	isClosedMeshNDirection()
boolean	isConstantWidth()
boolean	isCubicSpline()
boolean	isCubicSurefaceMesh()
boolean	isCurveFitVerticesAdded()
boolean	isPolyfaceMesh()
boolean	isQuadSpline()
boolean	isQuadSurefaceMesh()
boolean	isSimpleMesh()
boolean	isSplineFitVerticesAdded()
void	removeVertex(DXFVertex vertex)
void	removeVertex(int index)
void	setColumns(int column)
void	setEndWidth(double endWidth)
void	setRows(int rows)
void	setStartWidth(double startWidth)
void	setSurefaceDensityColumns(int columns)
void	setSurefaceDensityRows(int rows)
void	setSurefaceType(int surefaceType)

Methods inherited from class org.kabeja.dxf.DXFEntity

getColor, getColorRGB, getDXFDocument, getExtrusion, getFlags, getID, getLayerName, getLineType, getLinetypeScaleFactor, getLineWeight, getThickness, getTransparency, isBlockEntity, isModelSpace, isOmitLineType, isVisibile, setBlockEntity, setColor, setColorRGB, setDXFDocument, setExtrusion, setExtrusionX, setExtrusionY, setExtrusionZ, setFlags, setID, setLayerName, setLineType, setLinetypeScaleFactor, setLineWeight, setModelSpace, setThickness, setTransparency, setVisibile

Methods inherited from class java.lang.Object

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

Field Detail

QUARTER_CIRCLE_ANGLE

protected static final double QUARTER_CIRCLE_ANGLE

vertices

protected java.util.ArrayList vertices

startWidth

protected double startWidth

endWidth

protected double endWidth

constantWidth

protected boolean constantWidth

surefaceType

protected int surefaceType

surefaceDensityRows

protected int surefaceDensityRows

surefaceDensityColumns

protected int surefaceDensityColumns

rows

protected int rows

columns

protected int columns

Constructor Detail

DXFPolyline

public DXFPolyline()

Method Detail

getBounds

public Bounds getBounds()

Specified by:

getBounds in class DXFEntity

addVertex

public void addVertex(DXFVertex vertex)

getVertexCount

public int getVertexCount()

getVertexIterator

public java.util.Iterator getVertexIterator()

removeVertex

public void removeVertex(DXFVertex vertex)

removeVertex

public void removeVertex(int index)

getVertex

public DXFVertex getVertex(int i)

getLength

protected double getLength(DXFPoint start,
                           DXFPoint end)

Returns the distance between 2 DXFPoints

Parameters:

start -

end -

Returns:

the length between the two points

getRadius

public double getRadius(double bulge,
                        double length)

Caculate the radius of a cut circle segment between 2 DXFVertex

Parameters:

bulge - the vertex bulge

length - the length of the circle cut

getType

public java.lang.String getType()

Specified by:

getType in class DXFEntity

getEndWidth

public double getEndWidth()

Returns:

Returns the endWidth.

setEndWidth

public void setEndWidth(double endWidth)

Parameters:

endWidth - The endWidth to set.

getStartWidth

public double getStartWidth()

Returns:

Returns the startWidth.

setStartWidth

public void setStartWidth(double startWidth)

Parameters:

startWidth - The startWidth to set.

isClosed

public boolean isClosed()

isCurveFitVerticesAdded

public boolean isCurveFitVerticesAdded()

isSplineFitVerticesAdded

public boolean isSplineFitVerticesAdded()

is3DPolygon

public boolean is3DPolygon()

is3DPolygonMesh

public boolean is3DPolygonMesh()

isPolyfaceMesh

public boolean isPolyfaceMesh()

isClosedMeshNDirection

public boolean isClosedMeshNDirection()

isClosedMeshMDirection

public boolean isClosedMeshMDirection()

isQuadSpline

public boolean isQuadSpline()

isCubicSpline

public boolean isCubicSpline()

isConstantWidth

public boolean isConstantWidth()

getSurefaceType

public int getSurefaceType()

Returns:

Returns the surefaceType.

setSurefaceType

public void setSurefaceType(int surefaceType)

Parameters:

surefaceType - The surefaceType to set.

getSurefaceDensityColumns

public int getSurefaceDensityColumns()

Returns:

Returns the columns.

setSurefaceDensityColumns

public void setSurefaceDensityColumns(int columns)

Parameters:

columns - The columns to set.

getSurefaceDensityRows

public int getSurefaceDensityRows()

Returns:

Returns the rows.

setSurefaceDensityRows

public void setSurefaceDensityRows(int rows)

Parameters:

rows - The rows to set.

addToBounds

protected void addToBounds(DXFVertex start,
                           DXFVertex end,
                           Bounds bounds)

getPolyFaceMeshVertex

public DXFVertex getPolyFaceMeshVertex(int index)

getColumns

public int getColumns()

Returns:

Returns the column.

setColumns

public void setColumns(int column)

Parameters:

column - The column to set.

getRows

public int getRows()

Returns:

Returns the rows.

setRows

public void setRows(int rows)

Parameters:

rows - The rows to set.

isSimpleMesh

public boolean isSimpleMesh()

isQuadSurefaceMesh

public boolean isQuadSurefaceMesh()

isCubicSurefaceMesh

public boolean isCubicSurefaceMesh()

isBezierSurefaceMesh

public boolean isBezierSurefaceMesh()

getLength

public double getLength()

Description copied from class: DXFEntity

Returns the length of the entity or 0 if the entity has no length

Specified by:

getLength in class DXFEntity

Returns:

getSegmentLength

protected double getSegmentLength(DXFVertex start,
                                  DXFVertex end)

getSplineApproximationLength

protected double getSplineApproximationLength()

getPolyfaceLength

protected double getPolyfaceLength()

getMeshLength

protected double getMeshLength()