Helpers for printing colored strings to stdout. Note that on Windows, we cannot simply emit special characters and have the terminal change colors. Th

* Required memory alignment for an instance of this type. * * C++ equivalent: * alignof(T); */

@brief returns an iterator to the first element @sa https://json.nlohmann.me/api/basic_json/begin/

create long vector */

delete long vector */

Returns the 2D point coordinates as a Vec2r */

Get the pointer to child index */

Accessors for the implementation object.

Generalized way of adding brush options to the UI, along with their pen pressure setting and global toggle, if they exist.

* Delete any element in the vector. The empty space will be filled by the previously last * element. This takes O(1) time. */

Swaps the values of \c *this and \a other. * Overloaded for performance: this version performs a \em shallow swap by swapping pointers and attri