com.esri.arcgis.display
Interface IScreenInvalidate

All Superinterfaces:

Serializable

All Known Implementing Classes:

ScreenDisplay

public interface IScreenInvalidate
extends Serializable

Provides access to a ScreenDisplay's refresh methods.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Method Summary

IArea	getInvalidArea() The bounds of the invalid region.
IEnvelope	getInvalidEnvelope() The bounds of the invalid region.
void	invalidate(IEnvelope rect, boolean erase, short cacheIndex) Cause the specified area of the specified cache to redraw.
void	invalidateShape(IGeometry pGeometry, double symbolSizePoints, boolean erase, short cacheIndex) Cause the specified area of the specified cache to redraw.
void	validate(short cacheIndex) Clear dirty flag for specified cache.

Method Detail

getInvalidEnvelope

IEnvelope getInvalidEnvelope()
                             throws IOException,
                                    AutomationException

The bounds of the invalid region.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getInvalidArea

IArea getInvalidArea()
                     throws IOException,
                            AutomationException

The bounds of the invalid region.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

invalidate

void invalidate(IEnvelope rect,
                boolean erase,
                short cacheIndex)
                throws IOException,
                       AutomationException

Cause the specified area of the specified cache to redraw.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Parameters:

rect - A reference to a com.esri.arcgis.geometry.IEnvelope (in)

erase - The erase (in)

cacheIndex - The cacheIndex (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

invalidateShape

void invalidateShape(IGeometry pGeometry,
                     double symbolSizePoints,
                     boolean erase,
                     short cacheIndex)
                     throws IOException,
                            AutomationException

Cause the specified area of the specified cache to redraw. Use symbolSizePoints to specify point sizes and line widths.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Parameters:

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

symbolSizePoints - The symbolSizePoints (in)

erase - The erase (in)

cacheIndex - The cacheIndex (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

validate

void validate(short cacheIndex)
              throws IOException,
                     AutomationException

Clear dirty flag for specified cache.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Parameters:

cacheIndex - The cacheIndex (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.