| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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.apache.poi.sl.usermodel; |
| |
| import java.util.List; |
| |
| |
| public interface ShapeContainer<T extends Shape> extends Iterable<T> { |
| /** |
| * Returns an list containing all of the elements in this container in proper |
| * sequence (from first to last element). |
| * |
| * @return an list containing all of the elements in this container in proper |
| * sequence |
| */ |
| List<T> getShapes(); |
| |
| void addShape(T shape); |
| |
| /** |
| * Removes the specified shape from this sheet, if it is present |
| * (optional operation). If this sheet does not contain the element, |
| * it is unchanged. |
| * |
| * @param xShape shape to be removed from this sheet, if present |
| * @return <tt>true</tt> if this sheet contained the specified element |
| * @throws IllegalArgumentException if the type of the specified shape |
| * is incompatible with this sheet (optional) |
| */ |
| boolean removeShape(T shape); |
| } |