http://xmlgraphics.apache.org/commons/: Apache XML Graphics Commons is a library that consists of several reusable components used by Apache Batik and Apache FOP. Many of these components can easily be used separately outside the domains of SVG and XSL-FO. (Apache Software Foundation) 
/*
 * 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.
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/* $Id: ImageContext.java 750418 2009-03-05 11:03:54Z vhennebert $ */

package org.apache.xmlgraphics.image.loader;


The ImageContext interface provides session-independent information (mainly configuration
values).

/**
 * The ImageContext interface provides session-independent information (mainly configuration
 * values).
 */
public interface ImageContext {

    
Returns the resolution (in dpi) that is to be used when interpreting pixel sizes where no
resolution information is available.

Returns:the source resolution (in dpi)
/**
     * Returns the resolution (in dpi) that is to be used when interpreting pixel sizes where no
     * resolution information is available.
     * @return the source resolution (in dpi)
     */
    float getSourceResolution();

}