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/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: OutputProcessorMetaData.java 6489 2008-11-28 14:53:40Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.output;
import org.jfree.layouting.input.style.keys.page.PageSize;
import org.jfree.layouting.input.style.values.CSSConstant;
import org.jfree.layouting.layouter.context.FontSpecification;
import org.pentaho.reporting.libraries.fonts.registry.FontFamily;
import org.pentaho.reporting.libraries.fonts.registry.FontStorage;
import org.pentaho.reporting.libraries.fonts.registry.FontMetrics;
/**
* Creation-Date: 14.12.2005, 13:47:00
*
* @author Thomas Morgner
*/
public interface OutputProcessorMetaData
{
public boolean isFeatureSupported (OutputProcessorFeature.BooleanOutputProcessorFeature feature);
public double getNumericFeatureValue (OutputProcessorFeature.NumericOutputProcessorFeature feature);
public String getNormalizedFontFamilyName (final String name);
public FontFamily getDefaultFontFamily();
public FontFamily getFontFamilyForGenericName(CSSConstant genericName);
/**
* Although most font systems are global, some may have some issues with
* caching. OutputTargets may have to tweak the font storage system to their
* needs.
*
* @return
*/
public FontStorage getFontStorage();
public double getFontSize (CSSConstant constant);
/**
* Returns the media type of the output target. This corresponds directly to
* the CSS defined media types and is used as a selector.
*
* @return the media type of the output target.
*/
public String getMediaType();
/**
* The export descriptor is a string that describes the output characteristics.
* For libLayout outputs, it should start with the output class (one of
* 'pageable', 'flow' or 'stream'), followed by '/liblayout/' and finally
* followed by the output type (ie. PDF, Print, etc).
*
* @return the export descriptor.
*/
public String getExportDescriptor();
/**
* Returns the default physical page size. If not defined otherwise, this
* will also be the logical size.
*
* @return
*/
public PageSize getDefaultPageSize();
/**
* Returns the vertical page span. If the value is less than one, it will
* be corrected to one.
*
* @return
*/
public int getVerticalPageSpan ();
/**
* Returns the horizontal page span. If the value is less than one, it will
* be corrected to one.
*
* @return
*/
public int getHorizontalPageSpan ();
public boolean isValid (FontSpecification spec);
public FontMetrics getFontMetrics(FontSpecification spec);
public Class[] getSupportedResourceTypes();
/**
* An iterative output processor accepts and processes small content chunks.
* If this method returns false, the output processor will not receive the
* content until the whole document is processed.
*
* @return
*/
public boolean isIterative();
}
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