Whittaker said earlier the officer was unhurt, but shaken and was now being supported.
"Having a gun pointed in your face should not be seen as being just part of the job,'' Whittaker said.
"I am appealing to Hayden Rizvi to give yourself up. Have some form of dignity and come to us.''
Rizvi is about 180cm tall. He is described as a Caucasian and of thin build. He has links to the Porirua / Wellington areas and is thought to have no fixed home in Auckland.
**Have you seen him? Call 111 immediately or CrimeStoppers anonymous on: 0800 555 111