/*
* OpenFaces - JSF Component Library 2.0
* Copyright (C) 2007-2012, TeamDev Ltd.
* licensing@openfaces.org
* Unless agreed in writing the contents of this file are subject to
* the GNU Lesser General Public License Version 2.1 (the "LGPL" License).
* 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.
* Please visit http://openfaces.org/licensing/ for more details.
*/
package org.openfaces.component.chart.impl.configuration;
import org.jfree.chart.plot.PiePlot;
import org.jfree.chart.renderer.category.BarRenderer;
import org.openfaces.component.chart.BarChartView;
import org.openfaces.component.chart.ChartView;
import org.openfaces.component.chart.PieChartView;
import org.openfaces.component.chart.impl.renderers.XYBarRendererAdapter;
/**
* @author Eugene Goncharov
*/
public class ShadowConfigurator extends AbstractConfigurator implements RendererConfigurator, PlotConfigurator {
public ShadowConfigurator() {
}
public void configure(ConfigurablePlot plot, ChartView view) {
PieChartView pieChartView = (PieChartView) view;
PiePlot piePlot = (PiePlot) plot;
piePlot.setShadowPaint(pieChartView.getShadowColor());
piePlot.setShadowXOffset(pieChartView.getShadowXOffset());
piePlot.setShadowYOffset(pieChartView.getShadowYOffset());
}
public void configure(ChartView view, ConfigurableRenderer renderer) {
BarChartView chartView = (BarChartView) view;
if (chartView.isShowShadow()) {
validateShadowOffsetParameters(chartView);
}
if (renderer instanceof BarRenderer || renderer instanceof XYBarRendererAdapter) {
if (renderer instanceof BarRenderer) {
configureShadowProperties(chartView, (BarRenderer) renderer);
} else {
configureShadowProperties(chartView, (XYBarRendererAdapter) renderer);
}
}
}
private void configureShadowProperties(BarChartView chartView, BarRenderer renderer) {
renderer.setShadowVisible(chartView.isShowShadow());
renderer.setShadowXOffset(chartView.getShadowXOffset());
renderer.setShadowYOffset(chartView.getShadowYOffset());
renderer.setShadowPaint(chartView.getShadowColor());
}
private void configureShadowProperties(BarChartView chartView, XYBarRendererAdapter renderer) {
renderer.setShadowVisible(chartView.isShowShadow());
renderer.setShadowXOffset(chartView.getShadowXOffset());
renderer.setShadowYOffset(chartView.getShadowYOffset());
renderer.setShadowPaint(chartView.getShadowColor());
}
private void validateShadowOffsetParameters(BarChartView chartView) {
if (chartView.getShadowXOffset() < 0) {
chartView.setShadowXOffset(0.0);
}
if (chartView.getShadowYOffset() < 0) {
chartView.setShadowYOffset(0.0);
}
}
}