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/*
* Copyright 1999-2004 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.
*/
/* $Id$ */
package org.apache.fop.apps;
// Java
import java.util.Map;
import java.io.IOException;
import java.io.InputStream;
// FOP
import org.apache.fop.pdf.PDFEncryptionParams;
/**
* The User Agent for fo.
* This user agent is used by the processing to obtain user configurable
* options.
* <p>
* Renderer specific extensions (that do not produce normal areas on
* the output) will be done like so:
* <br>
* The extension will create an area, custom if necessary
* <br>
* this area will be added to the user agent with a key
* <br>
* the renderer will know keys for particular extensions
* <br>
* eg. bookmarks will be held in a special hierarchical area representing
* the title and bookmark structure
* <br>
* These areas may contain resolveable areas that will be processed
* with other resolveable areas
*/
public class FOUserAgent {
/** Map containing various default values */
public Map defaults = new java.util.HashMap();
/** Map containing XML handlers for various document types */
public Map handlers = new java.util.HashMap();
private String baseURL;
private PDFEncryptionParams pdfEncryptionParams;
private float px2mm = 0.35277777777777777778f; //72dpi (=25.4/dpi)
/**
* Sets the base URL.
* @param baseURL base URL
*/
public void setBaseURL(String baseURL) {
this.baseURL = baseURL;
}
/**
* Returns the base URL.
* @return the base URL
*/
public String getBaseURL() {
if ((this.baseURL == null) || (this.baseURL.trim().equals(""))) {
return "file:.";
} else {
return this.baseURL;
}
}
/**
* Returns the parameters for PDF encryption.
* @return the PDF encryption parameters, null if not applicable
*/
public PDFEncryptionParams getPDFEncryptionParams() {
return pdfEncryptionParams;
}
/**
* Sets the parameters for PDF encryption.
* @param pdfEncryptionParams the PDF encryption parameters, null to
* disable PDF encryption
*/
public void setPDFEncryptionParams(PDFEncryptionParams pdfEncryptionParams) {
this.pdfEncryptionParams = pdfEncryptionParams;
}
/**
* Get an input stream for a reference.
* Temporary solution until API better.
* @param uri URI to access
* @return InputStream for accessing the resource.
* @throws IOException in case of an I/O problem
*/
public InputStream getStream(String uri) throws IOException {
return null;
}
/**
* Returns the conversion factor from pixel units to millimeters. This
* depends on the desired reolution.
* @return float conversion factor
*/
public float getPixelUnitToMillimeter() {
return this.px2mm;
}
/**
* Sets the resolution in dpi.
* @param dpi resolution in dpi
*/
public void setResolution(int dpi) {
this.px2mm = (float)(25.4 / dpi);
}
/**
* If to create hot links to footnotes and before floats.
* @return True if hot links dhould be created
*/
public boolean linkToFootnotes() {
return true;
}
}
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