private static Image drawStack() {

		BufferedImage image = new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB);
		int v = CURSOR_COLOR.getRGB();
		for (int i = 0; i < 3; i++) {
			int x = i * 3;
			int y = 6 - i * 3;
			for (int j = 0; j < 10; j++) {
				image.setRGB(x, y + j, v);
				image.setRGB(x + 10, y + j, v);
				image.setRGB(x + j, y, v);
				image.setRGB(x + j, y + 10, v);
			}
		}

		return image;
	}
The cursor values used when drag-n-dropping dockable components
Ghidra/Framework/Docking/src/main/java/docking/HeaderCursor.java