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### 3.1 Windows and views

To use the functions described in this section, you will need to load the `(schematic window)` module.

Function: active-page ¶

  Returns the `page` currently being displayed for editing.

Function: set-active-page! page ¶

  Sets the current `page` to page.

Function: pointer-position ¶

  Returns the current mouse pointer position in world coordinates in the form ‘`(x . y)`’. If the pointer is outside the display area, returns ‘`#f`’.

Function: snap-point point ¶

  Snaps the given point to the current snap grid, i.e. returns the closest grid location to point. Expects a point in the form ‘`(x . y)`’, and returns a point in the same format.