jv.project
Interface PvPickListenerIf

All Known Implementing Classes:

PjProject, PwGeodesic, MathPickListener

public interface PvPickListenerIf

Interface for a listener to receive pick events from display.

Version:

20.07.00, 1.20 revised (kp) Methods drag/pickDir() replaced with drag/pickDisplay().
19.08.99, 1.10 revised (kp) Class renamed from PsPickIf.
00.06.99, 1.00 created (kp)

Author:

Konrad Polthier

See Also:

PvPickEvent, PjProject, PvDisplay

Method Summary

void	dragDisplay(PvPickEvent pos) Drag a location in the display with 2d display and 3d world coordinates.
void	dragInitial(PvPickEvent pos) Drag an arbitrary point along a geometry, point may lie inside an element.
void	dragVertex(PgGeometryIf geom, int index, PdVector vertex) Drag a picked vertex of a geometry.
java.lang.String	getName() The name of a listeners allows the display to issue verbal debug messages.
void	markVertices(PvPickEvent pos) Mark a set of vertices of a geometry within a given bounding box.
void	pickDisplay(PvPickEvent pos) Get a location in the display with 2d display and 3d world coordinates.
void	pickInitial(PvPickEvent pos) Pick an arbitrary point on a geometry, point may lie inside an element.
void	pickVertex(PgGeometryIf geom, int index, PdVector vertex) Get a picked vertex of a geometry.
void	selectGeometry(PgGeometryIf geom) Currently not supported by display.
void	unmarkVertices(PvPickEvent pos) Unmark a set of vertices of a geometry within a given bounding box.

Method Detail

getName

public java.lang.String getName()

The name of a listeners allows the display to issue verbal debug messages.

selectGeometry

public void selectGeometry(PgGeometryIf geom)

Currently not supported by display.

pickDisplay

public void pickDisplay(PvPickEvent pos)

Get a location in the display with 2d display and 3d world coordinates. Point may be independent of any geometry.

Parameters:

pos - Pick event issued by the display

See Also:

PvPickListenerIf

dragDisplay

public void dragDisplay(PvPickEvent pos)

Drag a location in the display with 2d display and 3d world coordinates. Point may be independent of any geometry.

Parameters:

pos - Pick event issued by the display

See Also:

PvPickListenerIf

pickInitial

public void pickInitial(PvPickEvent pos)

Pick an arbitrary point on a geometry, point may lie inside an element.

Parameters:

pos - Pick event issued by the display

See Also:

PvPickListenerIf

dragInitial

public void dragInitial(PvPickEvent pos)

Drag an arbitrary point along a geometry, point may lie inside an element.

Parameters:

pos - Pick event issued by the display

See Also:

PvPickListenerIf

pickVertex

public void pickVertex(PgGeometryIf geom,
                       int index,
                       PdVector vertex)

Get a picked vertex of a geometry.

Parameters:

geom - Picked geometry on which vertex lies

index - Index of vertex in vertex array of geometry

vertex - 3d coordinates of vertex position

See Also:

PvPickListenerIf

dragVertex

public void dragVertex(PgGeometryIf geom,
                       int index,
                       PdVector vertex)

Drag a picked vertex of a geometry.

Parameters:

geom - Picked geometry on which vertex lies

index - Index of vertex in vertex array of geometry

vertex - 3d coordinates of vertex position

markVertices

public void markVertices(PvPickEvent pos)

Mark a set of vertices of a geometry within a given bounding box.

Parameters:

markBox - contains four coplanar points on the bounding prism, and direction of prism.

unmarkVertices

public void unmarkVertices(PvPickEvent pos)

Unmark a set of vertices of a geometry within a given bounding box.

Parameters:

markBox - contains four coplanar points on the bounding prism, and direction of prism.