how to highlight a string in canvas

[mani senthil]

i drawn a string on canvas. i need to highlight a word in that string. is there any possibility?. Here is the same

protected void paint(Graphics g) {
g.setColor(255, 255, 255);
g.fillRect(0, 0, getWidth(), getHeight());
g.setColor(255, 0, 0);
g.drawString("Need to highlight any word in this string", 0, 0, Graphics.TOP | Graphics.LEFT);
}