/**
* Copyright 2009 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.waveprotocol.wave.client.editor.selection.content;
import org.waveprotocol.wave.client.editor.content.ContentNode;
import org.waveprotocol.wave.model.document.util.Point;
/**
* Interface for caret navigation.
*
* Finds position of caret movement relative to the current selection.
* TODO(user): add methods for finding line/sentence boundaries.
*
*/
public interface CaretMovementHelper {
/**
* Finds the next word boundary.
*
* @param forward If true, find the next word boundary from selection,
* otherwise find the previous word boundary.
*/
Point<ContentNode> getWordBoundary(boolean forward);
}