public static interface RrdGraphDef.ImageSource
Implementations of this class can be used to generate image than can be layered on graph. The can be used for background image, a background image draw on canvas or an overlay image.
Modifier and Type | Method and Description |
---|---|
BufferedImage |
apply(int w,
int h)
A image of the required size that will be applied.
|
BufferedImage apply(int w, int h) throws IOException
w
- the width of the requested imageh
- the high of the requested imageIOException