Set BufferedImage to be a color in Java

Question

I need to create a rectangular BufferedImage with a specified background color, draw some pattern on the background and save it to file. I don\'t know how to cr

Answer 1

Get the graphics object for the image, set the current paint to the desired colour, then call fillRect(0,0,width,height).

BufferedImage b_img = ...
Graphics2D    graphics = b_img.createGraphics();

graphics.setPaint ( new Color ( r, g, b ) );
graphics.fillRect ( 0, 0, b_img.getWidth(), b_img.getHeight() );