本文整理汇总了Java中org.jfree.chart.ChartUtilities.writeBufferedImageAsPNG方法的典型用法代码示例。如果您正苦于以下问题：Java ChartUtilities.writeBufferedImageAsPNG方法的具体用法？Java ChartUtilities.writeBufferedImageAsPNG怎么用？Java ChartUtilities.writeBufferedImageAsPNG使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.jfree.chart.ChartUtilities的用法示例。
在下文中一共展示了ChartUtilities.writeBufferedImageAsPNG方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: visualizeFile
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
public static void visualizeFile(final String filename, final int width, final int height, final String outputPrefix) throws JAXBException {
final File inputFile = new File(filename);
final XMLDataLoader xdl = new XMLDataLoader(inputFile);
final Map<Long, Integer> sizes = getSizes(xdl);
List<ChartObject> charts;
if (sizes.size() != 0) {
charts = ThroughputVisualizer.createSizeGraphs(xdl, width, height, sizes);
} else {
charts = TrendVisualizer.createNormalGraphs(xdl, width, height);
}
try {
for (final ChartObject chart : charts) {
ChartUtilities
.writeBufferedImageAsPNG(new FileOutputStream(outputPrefix + chart.getOutputFilename()), chart.getChart().createBufferedImage(width, height));
}
} catch (final IOException e) {
e.printStackTrace();
}
}
示例2: writeBufferedImage
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
public void writeBufferedImage(OutputStream out, BufferedImage image, ImageTypes imgType)
throws KMException {
if ( imgType == null) imgType = ImageTypes.PNG; // default
try {
if (imgType == ImageTypes.PNG) ChartUtilities.writeBufferedImageAsPNG(out, image);
else if (imgType == ImageTypes.JPEG) ChartUtilities.writeBufferedImageAsJPEG(out, image);
else {
logger.debug(new String("UnSupported File Format: " + imgType.getValue()));
throw new KMException( "UnSupported File Format: " + imgType.getValue());
}
} catch (IOException ioe) {
logger.debug(ioe);
throw new KMException(ioe);
}
}
示例3: copy
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
private void copy(OutputStream os, JFreeChart jfc, ChartRenderingInfo info) throws ApplicationException, IOException, ExpressionException {
//OutputStream os = null;
try {
//os = res.getOutputStream();
BufferedImage bi;
if (format==FORMAT_JPG) {
bi = jfc.createBufferedImage(chartwidth,chartheight,BufferedImage.TYPE_INT_RGB,info);
} else {
bi = jfc.createBufferedImage(chartwidth,chartheight,info);
}
Image img;
// add border
if(showborder) {
try {
img = new Image(bi);
img.addBorder(1,Color.BLACK,Image.BORDER_TYPE_CONSTANT);
bi=img.getBufferedImage();
}
catch (PageException e) {}
}
if(format==FORMAT_PNG) ChartUtilities.writeBufferedImageAsPNG(os, bi);
else if(format==FORMAT_JPG) ChartUtilities.writeBufferedImageAsJPEG(os, bi);
else if(format==FORMAT_GIF) {
img = new lucee.runtime.img.Image(bi);
img.writeOut(os, "gif",1,true);
//throw new ApplicationException("format gif not supported");
}
else if(format==FORMAT_FLASH)throw new ApplicationException("format flash not supported");
}
finally {
IOUtil.flushEL(os);
IOUtil.closeEL(os);
}
}
示例4: writePlotImage
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
/**
* {@inheritDoc}
*/
public void writePlotImage(OutputStream out) {
fixHeight();
BufferedImage bufferedImage = getPlotChart().createBufferedImage(width, height);
try {
ChartUtilities.writeBufferedImageAsPNG(out, bufferedImage);
} catch (IOException e) {
LOGGER.warn("Couldn't write KMPlot image", e);
}
}
示例5: writePlotImage
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
/**
* {@inheritDoc}
*/
public void writePlotImage(OutputStream out) {
BufferedImage bufferedImage = getPlotChart().createBufferedImage(width, height);
try {
ChartUtilities.writeBufferedImageAsPNG(out, bufferedImage);
} catch (IOException e) {
LOGGER.warn("Couldn't write GeneExpressionPlot image", e);
}
}
示例6: writeBufferedImageAsPNG
import org.jfree.chart.ChartUtilities; //导入方法依赖的package包/类
public void writeBufferedImageAsPNG(OutputStream out, BufferedImage image) throws IOException {
ChartUtilities.writeBufferedImageAsPNG(out, image);
}