PNGChartRenderer.java

// 
// Copyright 2011 Taha Hafeez Siddiqi
// 
// 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.
// 

package com.googlecode.tawus.jfreechart.internal.services;

import java.io.IOException;
import java.io.OutputStream;

import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;

import com.googlecode.tawus.jfreechart.ChartModel;
import com.googlecode.tawus.jfreechart.PNGChartModel;
import com.googlecode.tawus.jfreechart.services.ChartRenderer;

public class PNGChartRenderer implements ChartRenderer
{

   public void render(ChartModel chartModel, JFreeChart jfreeChart, OutputStream out) throws IOException
   {
      PNGChartModel pngChart = (PNGChartModel) chartModel;

      ChartUtilities.writeChartAsPNG(out,
            jfreeChart,
            chartModel.getWidth(),
            chartModel.getHeight(),
            pngChart.getInfo(),
            pngChart.isEncodeAlpha(),
            pngChart.getCompression()
            );

   }

}