gzz.diff
Interface DeltaCellTexter

All Superinterfaces:

CellTexter

All Known Implementing Classes:

SimpleDeltaVStreamTexter

public interface DeltaCellTexter

extends CellTexter

The CellTexter of a DeltaSpace. Supports the same operations as DeltaSpace (with different parameters)

Field Summary

static java.lang.String

rcsid

Method Summary

void	applyDelta(ContentDelta m) Apply a delta to this space.
ContentDelta	checkpointDelta() Get the set of changes.
ContentDelta	getDeltaFromZero() Get the set of changes needed to take a CellTexter from zero to the current state of this CellTexter.

Methods inherited from interface gzz.CellTexter

copyText, deleteText, getCellsWithContent, getText, insertText, moveText, setText

Field Detail

rcsid

public static final java.lang.String rcsid

See Also:

Constant Field Values

Method Detail

checkpointDelta

public ContentDelta checkpointDelta()

Get the set of changes. Returns the changes since a previous getDelta in a Delta object.

getDeltaFromZero

public ContentDelta getDeltaFromZero()

Get the set of changes needed to take a CellTexter from zero to the current state of this CellTexter.

applyDelta

public void applyDelta(ContentDelta m)

Apply a delta to this space. Also triggers observers. However, a change applied by applyDelta is NOT visible in the next getDelta().