/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2009 Pentaho Corporation. All rights reserved.
*/
package org.pentaho.reporting.designer.core.inspections.impl;
import org.pentaho.reporting.designer.core.Messages;
import org.pentaho.reporting.designer.core.ReportDesignerContext;
import org.pentaho.reporting.designer.core.editor.ReportRenderContext;
import org.pentaho.reporting.designer.core.inspections.InspectionResult;
import org.pentaho.reporting.designer.core.inspections.InspectionResultListener;
import org.pentaho.reporting.designer.core.inspections.StyleLocationInfo;
import org.pentaho.reporting.engine.classic.core.ReportDataFactoryException;
import org.pentaho.reporting.engine.classic.core.ReportElement;
import org.pentaho.reporting.engine.classic.core.Section;
import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.pentaho.reporting.engine.classic.core.layout.model.RenderLength;
import org.pentaho.reporting.engine.classic.core.layout.output.GenericOutputProcessorMetaData;
import org.pentaho.reporting.engine.classic.core.layout.output.OutputProcessorMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.ElementMetaData;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.TextStyleKeys;
import org.pentaho.reporting.libraries.fonts.registry.FontMetrics;
import org.pentaho.reporting.libraries.fonts.tools.StrictGeomUtility;
/**
* Checks, whether all mandatory element attributes are set. This also checks whether all fieldnames are set.
*
* @author Thomas Morgner
*/
public class FontSizeInspection extends AbstractStructureInspection
{
private OutputProcessorMetaData outputProcessorMetaData;
public FontSizeInspection()
{
}
public void inspect(final ReportDesignerContext designerContext,
final ReportRenderContext reportRenderContext,
final InspectionResultListener resultHandler) throws ReportDataFactoryException
{
outputProcessorMetaData = new GenericOutputProcessorMetaData
(reportRenderContext.getMasterReportElement().getConfiguration());
super.inspect(designerContext, reportRenderContext, resultHandler);
}
public boolean isInlineInspection()
{
return true;
}
protected void inspectElement(final ReportDesignerContext designerContext,
final ReportRenderContext reportRenderContext,
final InspectionResultListener resultHandler,
final String[] columnNames,
final ReportElement element)
{
final boolean dynHeight = element.getStyle().getBooleanStyleProperty(ElementStyleKeys.DYNAMIC_HEIGHT);
if (dynHeight)
{
return;
}
if (element instanceof Section)
{
return;
}
final ElementMetaData metaData = element.getMetaData();
if (metaData.isContainerElement())
{
return;
}
if (isTextElement(metaData) == false)
{
return;
}
final int minHeight = element.getStyle().getIntStyleProperty(ElementStyleKeys.MIN_HEIGHT, 0);
final double lineHeight = element.getStyle().getIntStyleProperty(TextStyleKeys.LINEHEIGHT, 0);
final int declaredFontSize = element.getStyle().getIntStyleProperty(TextStyleKeys.FONTSIZE, 0);
final FontMetrics fontMetrics = outputProcessorMetaData.getFontMetrics(element.getStyle());
final double fontHeight = StrictGeomUtility.toExternalValue(fontMetrics.getMaxHeight());
final long effectiveLineHeight =
RenderLength.resolveLength(StrictGeomUtility.toInternalValue(declaredFontSize), lineHeight);
if (fontHeight <= Math.max(minHeight, StrictGeomUtility.toExternalValue(effectiveLineHeight)))
{
return;
}
resultHandler.notifyInspectionResult(new InspectionResult(this, InspectionResult.Severity.WARNING,
Messages.getString("FontSizeInspection.ElementHeightSmallerThanLineSize", element.getName()),
new StyleLocationInfo(element, ElementStyleKeys.MIN_HEIGHT, false)));
}
private boolean isTextElement(final ElementMetaData metaData)
{
final Class aClass = metaData.getContentType();
if (String.class == aClass)
{
return true;
}
return "legacy-element".equals(metaData.getName());//NON-NLS
}
protected void inspectExpression(final ReportDesignerContext designerContext,
final ReportRenderContext reportRenderContext,
final InspectionResultListener resultHandler,
final String[] columnNames,
final Expression expression)
{
}
}