* Registers a weak callback that is invoked during garbage collection. * * \param callback to be invoked. * \param data custom data that is p

* Sandbox related types, constants, and functions. */

When first called, the embedder MUST Reset() the Global which triggered the callback. The Global itself is unusable for anything else. No v8 other api

* Update this reference in a thread-safe way. */

Disallow copy and assign

Disallow copying and assigning.

Disallow copying and assigning.

_skyline is the list used to store all the skyline segments, each one is a list with the format [x, y, width] where x is the x

Arguments: seg (Rectangle):

Generate container candidate list Returns: tuple list: [(width1, height1), (width2, height2), ...]

erase by key in hash table

Return best fitness rectangle from rectangles packing _sorted_rect list Arguments: pbin (PackingAlgorithm): Packing bin