- public void renderFrame() {
- // build new render buffer if needed, this happens when window was just
- // created or resized
- if ((renderingContext == null)
- || (renderingContext.width != getWidth())
- || (renderingContext.height != getHeight()))
- renderingContext = new RenderingContext(getWidth(), getHeight());
-
- // clear drawing area
- {
- renderingContext.graphics.setColor(Color.BLACK);
- renderingContext.graphics.fillRect(0, 0, getWidth(), getHeight());
- }