- /*
- * Copyright 2002,2004 The Apache Software Foundation
- *
- * 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.apache.tools.ant.types.optional.image;
-
- import javax.media.jai.PlanarImage;
-
- /**
- * Interface which represents an Operation which is "drawable", such
- * as a Rectangle, Circle or Text. The Operation is responsible for
- * creating its own image buffer and drawing itself into it, then
- * wrapping and returning it as a PlanarImage. This allows multible
- * "drawable" objects to be nested.
- *
- * @see org.apache.tools.ant.taskdefs.optional.image.Image
- */
- public interface DrawOperation {
- /**
- * Abstract method which is intended to create an image buffer
- * and return it so it can be drawn into another object. Use
- * an Alpha channel for a "transparent" background.
- */
- public PlanarImage executeDrawOperation();
- }