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package tim.prune.cmd;
import tim.prune.DataSubscriber;
import tim.prune.data.DataPoint;
import tim.prune.data.TrackInfo;
import java.util.List;
/**
* Command to append a range of points to the track
*/
public class AppendRangeCmd extends Command
{
private final List<DataPoint> _points;
public AppendRangeCmd(List<DataPoint> inPoints) {
this(null, inPoints);
}
AppendRangeCmd(Command inParent, List<DataPoint> inPoints)
{
super(inParent);
_points = inPoints;
}
@Override
public int getUpdateFlags() {
return DataSubscriber.DATA_ADDED_OR_REMOVED;
}
@Override
protected boolean executeCommand(TrackInfo inInfo)
{
if (_points == null || _points.isEmpty()) {
return false;
}
return inInfo.appendRange(_points);
}
@Override
protected Command makeInverse(TrackInfo inInfo) {
return new DeleteFinalRangeCmd(this, _points.size());
}
}
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