Example usage for org.jfree.chart ChartUtils saveChartAsPNG

Introduction

In this page you can find the example usage for org.jfree.chart ChartUtils saveChartAsPNG.

Prototype

public static void saveChartAsPNG(File file, JFreeChart chart, int width, int height, ChartRenderingInfo info)
        throws IOException 

Source Link

Document

Saves a chart to a file in PNG format.

Usage

From source file:net.sf.mzmine.chartbasics.graphicsexport.ChartExportUtil.java

public static void writeChartToPNG(JFreeChart chart, ChartRenderingInfo info, int width, int height,
        File fileName) throws IOException {
    ChartUtils.saveChartAsPNG(fileName, chart, width, height, info);
}

---

From source file:net.sf.mzmine.chartbasics.gui.swing.EChartPanel.java

/**
 * Opens a file chooser and gives the user an opportunity to save the chart in PNG format.
 *
 * @throws IOException if there is an I/O error.
 *//*w w w  .j  a  va 2s .  co m*/
@Override
public void doSaveAs() throws IOException {
    JFileChooser fileChooser = new JFileChooser();
    fileChooser.setCurrentDirectory(this.getDefaultDirectoryForSaveAs());
    FileNameExtensionFilter filter = new FileNameExtensionFilter(
            localizationResources.getString("PNG_Image_Files"), "png");
    fileChooser.addChoosableFileFilter(filter);
    fileChooser.setFileFilter(filter);

    int option = fileChooser.showSaveDialog(this);
    if (option == JFileChooser.APPROVE_OPTION) {
        String filename = fileChooser.getSelectedFile().getPath();
        if (isEnforceFileExtensions()) {
            if (!filename.endsWith(".png")) {
                filename = filename + ".png";
            }
        }
        ChartUtils.saveChartAsPNG(new File(filename), getChart(), getWidth(), getHeight(),
                getChartRenderingInfo());
    }
}

---