Sure! Here's a simple implementation of a shooter game where you control a pizza with a gun shooting burgers using JavaScript within an HTML file:
This code sets up a canvas where the game is displayed. The player (represented as a red pizza) can be controlled using touch events on a smartphone. By dragging your finger, the pizza will follow the movement. By tapping the screen, burgers will be shot from the pizza towards the top of the screen. The game loop constantly updates and redraws the game elements, creating the illusion of movement.
Please note that this implementation is very basic and lacks features such as enemy burgers or collision detection. It can be further enhanced and customized according to your requirements.