PDL::Graphics::TriD::ButtonControl - default event handler subroutines

- NAME
- FUNCTIONS

- `new()`
- mouse_moved
- ButtonRelease
- ButtonPressed
- set_wh

# NAME

PDL::Graphics::TriD::ButtonControl - default event handler subroutines

# FUNCTIONS

## `new()`

Bless an oject into the class ButtonControl, expects the associated Window object to be supplied as an argument.

The ButtonControl class is a base class which all TriD event controllers should inherit from. By itself it does not do much. It defines ButtonPressed and ButtonRelease functions which are expected by the Event loop.

## mouse_moved

## ButtonRelease

## ButtonPressed

      Activates the viewport the mouse is inside when pressed

## set_wh

      Define the width and Height of the window for button control