Sri Lanka's Kusal Mendis raises his bat in celebration after composing a splendid century during the first Test against Australia.

Kusal Mendis in action for Sri Lanka.

Mendis played a wide range of shots to keep the scorecard ticking.

Australia's captain Steven Smith in action.

Josh Hazlewood troubled the Sri Lankan batsmen with the new ball.

Kusal Mendis (right) and Dinesh Chandimal stitched a vital stand of 117 for the fifth wicket.