com.esri.arcgis.analyst3d
Class RasterSurface

java.lang.Object
  com.esri.arcgis.analyst3d.RasterSurface

All Implemented Interfaces:

IRasterSurface, ISurface, IFunctionalSurface, IFunctionalSurface2, com.esri.arcgis.interop.RemoteObjRef, java.io.Serializable

public class RasterSurface
extends java.lang.Object
implements com.esri.arcgis.interop.RemoteObjRef, IRasterSurface, IFunctionalSurface, IFunctionalSurface2, ISurface

COM Class 'RasterSurface'. Generated 3/19/2015 1:20:41 PM from 'C:\ArcGIS\COM\esri3DAnalyst.olb'

Description 'The Esri raster surface component.' Generator Options: PromptForTypeLibraries = False ClashPrefix = esri_ LowerCaseMemberNames = True IDispatchOnly = False RetryOnReject = False AwtForOcxs = True ArraysAsObjects = False DontRenameSameMethods = False ImplementConflictingInterfaces = True ReuseMethods = True RenameConflictingInterfaceMethods = True GenBeanInfo = True GenerateJavadoc =

See Also:

Serialized Form

Field Summary

Fields inherited from interface com.esri.arcgis.analyst3d.IRasterSurface

IID, IID3455fdb6_ee56_455e_a44e_28a0c76d3196, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IFunctionalSurface2

IID, IIDe91ae5c7_2c16_11d4_80e2_00c04fa0adf8, xxDummy

Fields inherited from interface com.esri.arcgis.geodatabase.ISurface

IID, IID73b80fbc_ff33_11d1_a549_0000f8774f0f, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IFunctionalSurface

IID98d17b10_951c_11d2_bcfc_0000f875bcce

Constructor Summary

RasterSurface()
Constructs a RasterSurface using ArcGIS Engine.

RasterSurface(java.lang.Object obj)
Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
RasterSurface theRasterSurface = (RasterSurface) obj;

Method Summary

void	asPolygons(IFeatureClass pFeatureClass, int type, IDoubleArray pClassBreaks, ILongArray pClassCodes, java.lang.Object fieldName) Converts the surface to a polygon feature class representing slope or aspect.
void	contour(double referenceContourHeight, double interval, IFeatureClass pFeatureClass, java.lang.String fieldName, int digitsAfterDecimalPoint) Output contours based on the specified root value and interval.
void	contourList(IDoubleArray pBreaks, IFeatureClass pFeatureClass, java.lang.String fieldName, int digitsAfterDecimalPoint) Output a list of contours corresponding to the specified eleveation values.
boolean	equals(java.lang.Object o) Compare this object with another
double	getAspectDegrees(IPoint pPoint) Returns the aspect at the specified location in degrees.
double	getAspectRadians(IPoint pPoint) Returns the aspect at the specified location in radians.
static java.lang.String	getClsid() getClsid.
void	getContour(IPoint pPoint, IPolyline[] ppContour, double[] pElevation) Returns a countour passing through the queried point.
IPolygon	getDomain() The interpolation domain of the surface.
double	getElevation(IPoint pPoint) Returns the z value of the specified location.
com.esri.arcgis.interop.Dispatch	getJintegraDispatch() Deprecated. Internal use only.
void	getLineOfSight(IPoint pObserver, IPoint pTarget, IPoint[] ppObstruction, IPolyline[] ppVisibleLines, IPolyline[] ppInvisibleLines, boolean[] pbIsVisible, boolean bApplyCurvature, boolean bApplyRefraction, java.lang.Object pRefractionFactor) Computes the visibility of a line-of-sight from the observer to the target.
void	getProfile(IGeometry pShape, IGeometry[] ppProfile, java.lang.Object pStepSize) Returns a polyline with z values interpolated from the surface.
double	getProjectedArea(double referenceHeight, int type) Returns the projected area of the surface above or below an input z value.
IRaster	getRaster() A raster.
IRasterBand	getRasterBand() The raster band of a raster surface.
double	getSampleDistance() The sample distance for interpolated shapes and profiles.
double	getSlopeDegrees(IPoint pPoint) Returns the slope at the specified location in degrees.
double	getSlopePercent(IPoint pPoint) Returns the slope at the specified location in percent.
double	getSlopeRadians(IPoint pPoint) Returns the slope at the specified location in radians.
IPolyline	getSteepestPath(IPoint pPoint) Returns the steepest path downhill from the specified point.
double	getSurfaceArea(double referenceHeight, int type) Returns the area measured on its surface above or below an input z value.
double	getVolume(double reference, int type) Returns the volume above or below an input z value.
double	getZ(double x, double y) The surface Z = f(x,y).
double	getZFactor() Multiplication factor applied to all z values to provide unit-congruency between coordinate components.
int	hashCode() the hashcode for this object
void	interpolateShape(IGeometry pShape, IGeometry[] ppOutShape, java.lang.Object pStepSize) Interpolates z values for a defined geometric shape.
void	interpolateShapeVertices(IGeometry pShape, IGeometry[] ppOutShape) Interpolates z values for a defined geometric shape at its vertices only.
boolean	isVoidZ(double value) Returns TRUE if the passed value is equal to the surface's void value.
IPoint	locate(IRay pRay, int hint) Returns the intersection of the query ray and the surface.
IDoubleArray	locateAll(IRay pRay, int hint) Returns the distances of intersections of the query ray and the surface.
void	putRaster(IRaster raster, int bandIndex) Sets a raster with a specified band index.
void	queryNormal(IPoint pLocation, IVector3D pNormal) Returns the vector normal to the specified triangle.
void	queryPixelBlock(double xOrigin, double yOrigin, double xPixelSize, double yPixelSize, int type, java.lang.Object valueForNoData, java.lang.Object block) Derives slope, aspect, hillshade, or elevation from the input surface and writes the result to the provided PixelBlock.
void	querySurfaceLength(IGeometry pShape, double[] pLength, java.lang.Object pStepSize) Returns the length of an input polyline measured on the surface.
void	release() Release a RasterSurface.
void	setDomain(IPolygon rhs1) The interpolation domain of the surface.
void	setRasterBand(IRasterBand rasterBand) The raster band of a raster surface.
void	setSampleDistance(double pSampleDistance) The sample distance for interpolated shapes and profiles.
void	setZFactor(double pFactor) Multiplication factor applied to all z values to provide unit-congruency between coordinate components.

Methods inherited from class java.lang.Object

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

Constructor Detail

RasterSurface

public RasterSurface()
              throws java.io.IOException,
                     java.net.UnknownHostException

Constructs a RasterSurface using ArcGIS Engine.

Throws:

java.io.IOException - if there are interop problems

java.net.UnknownHostException - if there are interop problems

RasterSurface

public RasterSurface(java.lang.Object obj)
              throws java.io.IOException

Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
RasterSurface theRasterSurface = (RasterSurface) obj;

Construct a RasterSurface using a reference to such an object returned from ArcGIS Engine or Server. This is semantically equivalent to casting obj to RasterSurface.

Parameters:

obj - an object returned from ArcGIS Engine or Server

Throws:

java.io.IOException - if there are interop problems

Method Detail

getClsid

public static java.lang.String getClsid()

getClsid.

equals

public boolean equals(java.lang.Object o)

Compare this object with another

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

the hashcode for this object

Overrides:

hashCode in class java.lang.Object

getJintegraDispatch

public com.esri.arcgis.interop.Dispatch getJintegraDispatch()

Deprecated. Internal use only.

Specified by:

getJintegraDispatch in interface com.esri.arcgis.interop.RemoteObjRef

release

public void release()

Release a RasterSurface.

Specified by:

release in interface com.esri.arcgis.interop.RemoteObjRef

setRasterBand

public void setRasterBand(IRasterBand rasterBand)
                   throws java.io.IOException,
                          AutomationException

The raster band of a raster surface.

Specified by:

setRasterBand in interface IRasterSurface

Parameters:

rasterBand - A reference to a com.esri.arcgis.datasourcesraster.IRasterBand (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getRasterBand

public IRasterBand getRasterBand()
                          throws java.io.IOException,
                                 AutomationException

The raster band of a raster surface.

Specified by:

getRasterBand in interface IRasterSurface

Returns:

A reference to a com.esri.arcgis.datasourcesraster.IRasterBand

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

putRaster

public void putRaster(IRaster raster,
                      int bandIndex)
               throws java.io.IOException,
                      AutomationException

Sets a raster with a specified band index.

Specified by:

putRaster in interface IRasterSurface

Parameters:

raster - A reference to a com.esri.arcgis.geodatabase.IRaster (in)

bandIndex - The bandIndex (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getRaster

public IRaster getRaster()
                  throws java.io.IOException,
                         AutomationException

A raster.

Specified by:

getRaster in interface IRasterSurface

Returns:

A reference to a com.esri.arcgis.geodatabase.IRaster

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setSampleDistance

public void setSampleDistance(double pSampleDistance)
                       throws java.io.IOException,
                              AutomationException

The sample distance for interpolated shapes and profiles.

Specified by:

setSampleDistance in interface IRasterSurface

Parameters:

pSampleDistance - The pSampleDistance (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSampleDistance

public double getSampleDistance()
                         throws java.io.IOException,
                                AutomationException

The sample distance for interpolated shapes and profiles.

Specified by:

getSampleDistance in interface IRasterSurface

Returns:

The pSampleDistance

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getZ

public double getZ(double x,
                   double y)
            throws java.io.IOException,
                   AutomationException

The surface Z = f(x,y).

Specified by:

getZ in interface IFunctionalSurface

Parameters:

x - The x (in)

y - The y (in)

Returns:

The z

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getDomain

public IPolygon getDomain()
                   throws java.io.IOException,
                          AutomationException

The interpolation domain of the surface.

Specified by:

getDomain in interface IFunctionalSurface

Returns:

A reference to a com.esri.arcgis.geometry.IPolygon

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setDomain

public void setDomain(IPolygon rhs1)
               throws java.io.IOException,
                      AutomationException

The interpolation domain of the surface.

Specified by:

setDomain in interface IFunctionalSurface2

Parameters:

rhs1 - A reference to a com.esri.arcgis.geometry.IPolygon (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getZFactor

public double getZFactor()
                  throws java.io.IOException,
                         AutomationException

Multiplication factor applied to all z values to provide unit-congruency between coordinate components.

Specified by:

getZFactor in interface ISurface

Returns:

The pFactor

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setZFactor

public void setZFactor(double pFactor)
                throws java.io.IOException,
                       AutomationException

Multiplication factor applied to all z values to provide unit-congruency between coordinate components.

Specified by:

setZFactor in interface ISurface

Parameters:

pFactor - The pFactor (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getProjectedArea

public double getProjectedArea(double referenceHeight,
                               int type)
                        throws java.io.IOException,
                               AutomationException

Returns the projected area of the surface above or below an input z value.

Specified by:

getProjectedArea in interface ISurface

Parameters:

referenceHeight - The referenceHeight (in)

type - A com.esri.arcgis.geodatabase.esriPlaneReferenceType constant (in)

Returns:

The pArea

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSurfaceArea

public double getSurfaceArea(double referenceHeight,
                             int type)
                      throws java.io.IOException,
                             AutomationException

Returns the area measured on its surface above or below an input z value.

Specified by:

getSurfaceArea in interface ISurface

Parameters:

referenceHeight - The referenceHeight (in)

type - A com.esri.arcgis.geodatabase.esriPlaneReferenceType constant (in)

Returns:

The pArea

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getVolume

public double getVolume(double reference,
                        int type)
                 throws java.io.IOException,
                        AutomationException

Returns the volume above or below an input z value.

Specified by:

getVolume in interface ISurface

Parameters:

reference - The reference (in)

type - A com.esri.arcgis.geodatabase.esriPlaneReferenceType constant (in)

Returns:

The pVolume

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

queryNormal

public void queryNormal(IPoint pLocation,
                        IVector3D pNormal)
                 throws java.io.IOException,
                        AutomationException

Returns the vector normal to the specified triangle.

Specified by:

queryNormal in interface ISurface

Parameters:

pLocation - A reference to a com.esri.arcgis.geometry.IPoint (in)

pNormal - A reference to a com.esri.arcgis.geometry.IVector3D (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getElevation

public double getElevation(IPoint pPoint)
                    throws java.io.IOException,
                           AutomationException

Returns the z value of the specified location.

Specified by:

getElevation in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pElevation

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSlopeDegrees

public double getSlopeDegrees(IPoint pPoint)
                       throws java.io.IOException,
                              AutomationException

Returns the slope at the specified location in degrees.

Specified by:

getSlopeDegrees in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pSlope

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSlopeRadians

public double getSlopeRadians(IPoint pPoint)
                       throws java.io.IOException,
                              AutomationException

Returns the slope at the specified location in radians.

Specified by:

getSlopeRadians in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pSlope

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSlopePercent

public double getSlopePercent(IPoint pPoint)
                       throws java.io.IOException,
                              AutomationException

Returns the slope at the specified location in percent.

Specified by:

getSlopePercent in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pSlope

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAspectDegrees

public double getAspectDegrees(IPoint pPoint)
                        throws java.io.IOException,
                               AutomationException

Returns the aspect at the specified location in degrees.

Specified by:

getAspectDegrees in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pAspect

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAspectRadians

public double getAspectRadians(IPoint pPoint)
                        throws java.io.IOException,
                               AutomationException

Returns the aspect at the specified location in radians.

Specified by:

getAspectRadians in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

The pAspect

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isVoidZ

public boolean isVoidZ(double value)
                throws java.io.IOException,
                       AutomationException

Returns TRUE if the passed value is equal to the surface's void value.

Specified by:

isVoidZ in interface ISurface

Parameters:

value - The value (in)

Returns:

The pbIsVoid

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

interpolateShape

public void interpolateShape(IGeometry pShape,
                             IGeometry[] ppOutShape,
                             java.lang.Object pStepSize)
                      throws java.io.IOException,
                             AutomationException

Interpolates z values for a defined geometric shape.

Specified by:

interpolateShape in interface ISurface

Parameters:

pShape - A reference to a com.esri.arcgis.geometry.IGeometry (in)

ppOutShape - A reference to a com.esri.arcgis.geometry.IGeometry (out: use single element array)

pStepSize - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

interpolateShapeVertices

public void interpolateShapeVertices(IGeometry pShape,
                                     IGeometry[] ppOutShape)
                              throws java.io.IOException,
                                     AutomationException

Interpolates z values for a defined geometric shape at its vertices only.

Specified by:

interpolateShapeVertices in interface ISurface

Parameters:

pShape - A reference to a com.esri.arcgis.geometry.IGeometry (in)

ppOutShape - A reference to a com.esri.arcgis.geometry.IGeometry (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getProfile

public void getProfile(IGeometry pShape,
                       IGeometry[] ppProfile,
                       java.lang.Object pStepSize)
                throws java.io.IOException,
                       AutomationException

Returns a polyline with z values interpolated from the surface.

Specified by:

getProfile in interface ISurface

Parameters:

pShape - A reference to a com.esri.arcgis.geometry.IGeometry (in)

ppProfile - A reference to a com.esri.arcgis.geometry.IGeometry (out: use single element array)

pStepSize - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getLineOfSight

public void getLineOfSight(IPoint pObserver,
                           IPoint pTarget,
                           IPoint[] ppObstruction,
                           IPolyline[] ppVisibleLines,
                           IPolyline[] ppInvisibleLines,
                           boolean[] pbIsVisible,
                           boolean bApplyCurvature,
                           boolean bApplyRefraction,
                           java.lang.Object pRefractionFactor)
                    throws java.io.IOException,
                           AutomationException

Computes the visibility of a line-of-sight from the observer to the target.

Specified by:

getLineOfSight in interface ISurface

Parameters:

pObserver - A reference to a com.esri.arcgis.geometry.IPoint (in)

pTarget - A reference to a com.esri.arcgis.geometry.IPoint (in)

ppObstruction - A reference to a com.esri.arcgis.geometry.IPoint (out: use single element array)

ppVisibleLines - A reference to a com.esri.arcgis.geometry.IPolyline (out: use single element array)

ppInvisibleLines - A reference to a com.esri.arcgis.geometry.IPolyline (out: use single element array)

pbIsVisible - The pbIsVisible (out: use single element array)

bApplyCurvature - The bApplyCurvature (in)

bApplyRefraction - The bApplyRefraction (in)

pRefractionFactor - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

querySurfaceLength

public void querySurfaceLength(IGeometry pShape,
                               double[] pLength,
                               java.lang.Object pStepSize)
                        throws java.io.IOException,
                               AutomationException

Returns the length of an input polyline measured on the surface.

Specified by:

querySurfaceLength in interface ISurface

Parameters:

pShape - A reference to a com.esri.arcgis.geometry.IGeometry (in)

pLength - The pLength (out: use single element array)

pStepSize - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

locate

public IPoint locate(IRay pRay,
                     int hint)
              throws java.io.IOException,
                     AutomationException

Returns the intersection of the query ray and the surface.

Specified by:

locate in interface ISurface

Parameters:

pRay - A reference to a com.esri.arcgis.geometry.IRay (in)

hint - The hint (in)

Returns:

A reference to a com.esri.arcgis.geometry.IPoint

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

locateAll

public IDoubleArray locateAll(IRay pRay,
                              int hint)
                       throws java.io.IOException,
                              AutomationException

Returns the distances of intersections of the query ray and the surface.

Specified by:

locateAll in interface ISurface

Parameters:

pRay - A reference to a com.esri.arcgis.geometry.IRay (in)

hint - The hint (in)

Returns:

A reference to a com.esri.arcgis.system.IDoubleArray

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getContour

public void getContour(IPoint pPoint,
                       IPolyline[] ppContour,
                       double[] pElevation)
                throws java.io.IOException,
                       AutomationException

Returns a countour passing through the queried point.

Specified by:

getContour in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

ppContour - A reference to a com.esri.arcgis.geometry.IPolyline (out: use single element array)

pElevation - The pElevation (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

contourList

public void contourList(IDoubleArray pBreaks,
                        IFeatureClass pFeatureClass,
                        java.lang.String fieldName,
                        int digitsAfterDecimalPoint)
                 throws java.io.IOException,
                        AutomationException

Output a list of contours corresponding to the specified eleveation values.

Specified by:

contourList in interface ISurface

Parameters:

pBreaks - A reference to a com.esri.arcgis.system.IDoubleArray (in)

pFeatureClass - A reference to a com.esri.arcgis.geodatabase.IFeatureClass (in)

fieldName - The fieldName (in)

digitsAfterDecimalPoint - The digitsAfterDecimalPoint (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

contour

public void contour(double referenceContourHeight,
                    double interval,
                    IFeatureClass pFeatureClass,
                    java.lang.String fieldName,
                    int digitsAfterDecimalPoint)
             throws java.io.IOException,
                    AutomationException

Output contours based on the specified root value and interval.

Specified by:

contour in interface ISurface

Parameters:

referenceContourHeight - The referenceContourHeight (in)

interval - The interval (in)

pFeatureClass - A reference to a com.esri.arcgis.geodatabase.IFeatureClass (in)

fieldName - The fieldName (in)

digitsAfterDecimalPoint - The digitsAfterDecimalPoint (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

asPolygons

public void asPolygons(IFeatureClass pFeatureClass,
                       int type,
                       IDoubleArray pClassBreaks,
                       ILongArray pClassCodes,
                       java.lang.Object fieldName)
                throws java.io.IOException,
                       AutomationException

Converts the surface to a polygon feature class representing slope or aspect.

Specified by:

asPolygons in interface ISurface

Parameters:

pFeatureClass - A reference to a com.esri.arcgis.geodatabase.IFeatureClass (in)

type - A com.esri.arcgis.geodatabase.esriSurfaceConversionType constant (in)

pClassBreaks - A reference to a com.esri.arcgis.system.IDoubleArray (in)

pClassCodes - A reference to a com.esri.arcgis.system.ILongArray (in)

fieldName - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSteepestPath

public IPolyline getSteepestPath(IPoint pPoint)
                          throws java.io.IOException,
                                 AutomationException

Returns the steepest path downhill from the specified point.

Specified by:

getSteepestPath in interface ISurface

Parameters:

pPoint - A reference to a com.esri.arcgis.geometry.IPoint (in)

Returns:

A reference to a com.esri.arcgis.geometry.IPolyline

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

queryPixelBlock

public void queryPixelBlock(double xOrigin,
                            double yOrigin,
                            double xPixelSize,
                            double yPixelSize,
                            int type,
                            java.lang.Object valueForNoData,
                            java.lang.Object block)
                     throws java.io.IOException,
                            AutomationException

Derives slope, aspect, hillshade, or elevation from the input surface and writes the result to the provided PixelBlock.

Specified by:

queryPixelBlock in interface ISurface

Parameters:

xOrigin - The xOrigin (in)

yOrigin - The yOrigin (in)

xPixelSize - The xPixelSize (in)

yPixelSize - The yPixelSize (in)

type - A com.esri.arcgis.geodatabase.esriRasterizationType constant (in)

valueForNoData - A Variant (in)

block - A Variant (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.