本文整理汇总了Java中org.jfree.ui.Drawable.draw方法的典型用法代码示例。如果您正苦于以下问题：Java Drawable.draw方法的具体用法？Java Drawable.draw怎么用？Java Drawable.draw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.ui.Drawable的用法示例。
在下文中一共展示了Drawable.draw方法的2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: writeAsPNG
import org.jfree.ui.Drawable; //导入方法依赖的package包/类
/**
* Writes the current content to the specified file in PNG format.
*
* @param drawable the drawable (<code>null</code> not permitted).
* @param w the chart width.
* @param h the chart height.
* @param file the output file (<code>null</code> not permitted).
*
* @throws FileNotFoundException if the file is not found.
* @throws IOException if there is an I/O problem.
*/
public static void writeAsPNG(Drawable drawable, int w, int h,
File file) throws FileNotFoundException, IOException {
BufferedImage image = new BufferedImage(w, h,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = image.createGraphics();
drawable.draw(g2, new Rectangle(w, h));
OutputStream out = new BufferedOutputStream(new FileOutputStream(file));
try {
ImageIO.write(image, "png", out);
}
finally {
out.close();
}
}
示例2: writeAsJPEG
import org.jfree.ui.Drawable; //导入方法依赖的package包/类
/**
* Writes the current content to the specified file in JPEG format.
*
* @param drawable the drawable (<code>null</code> not permitted).
* @param w the chart width.
* @param h the chart height.
* @param file the output file (<code>null</code> not permitted).
*
* @throws FileNotFoundException if the file is not found.
* @throws IOException if there is an I/O problem.
*/
public static void writeAsJPEG(Drawable drawable, int w, int h,
File file) throws FileNotFoundException, IOException {
BufferedImage image = new BufferedImage(w, h,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
drawable.draw(g2, new Rectangle(w, h));
OutputStream out = new BufferedOutputStream(new FileOutputStream(file));
try {
ImageIO.write(image, "jpg", out);
}
finally {
out.close();
}
}