net.sf.jasperreports.components.map.imageprovider.AbstractMapElementImageProvider Maven / Gradle / Ivy
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/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2023 Cloud Software Group, Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.components.map.imageprovider;
import net.sf.jasperreports.components.map.MapComponent;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRGenericPrintElement;
import net.sf.jasperreports.engine.JRPrintImage;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.base.JRBasePrintImage;
import net.sf.jasperreports.engine.type.HorizontalImageAlignEnum;
import net.sf.jasperreports.engine.type.ScaleImageEnum;
import net.sf.jasperreports.engine.type.VerticalImageAlignEnum;
import net.sf.jasperreports.renderers.Renderable;
/**
* @author Narcis Marcu ([email protected])
*/
public abstract class AbstractMapElementImageProvider implements MapImageProvider {
abstract protected Renderable createRenderable(JasperReportsContext jasperReportsContext, JRGenericPrintElement element) throws JRException;
@Override
public JRPrintImage getImage(JasperReportsContext jasperReportsContext, JRGenericPrintElement element) throws JRException {
JRBasePrintImage printImage = createBaseImage(element);
Renderable renderable = (Renderable) element.getParameterValue(MapComponent.PARAMETER_CACHE_RENDERER);
if (renderable == null) {
renderable = createRenderable(jasperReportsContext, element);
element.setParameterValue(MapComponent.PARAMETER_CACHE_RENDERER, renderable);
}
printImage.setRenderer(renderable);
return printImage;
}
protected JRBasePrintImage createBaseImage(JRGenericPrintElement element) {
JRBasePrintImage printImage = new JRBasePrintImage(element.getDefaultStyleProvider());
printImage.setX(element.getX());
printImage.setY(element.getY());
printImage.setWidth(element.getWidth());
printImage.setHeight(element.getHeight());
printImage.setStyle(element.getStyle());
printImage.setMode(element.getModeValue());
printImage.setBackcolor(element.getBackcolor());
printImage.setForecolor(element.getForecolor());
printImage.setScaleImage(ScaleImageEnum.RETAIN_SHAPE);
printImage.setHorizontalImageAlign(HorizontalImageAlignEnum.LEFT);
printImage.setVerticalImageAlign(VerticalImageAlignEnum.TOP);
return printImage;
}
}