This is an API-breaking update with mostly behind-the-scenes changes from upstream related to McHorse's Chameleon and Blockbuster mods. Dependent mods which used the old version are not compatible and may experience broken or missing GUI elements.

Changelog

• Fix a startup crash
• Added PreRenderOverlayEvent and `PostRenderOverlayEvent (McHorse)
• Add context menu to transformations element to copy/paste transformations (McHorse)
• Add GuiElement.noCulling() to avoid culling (McHorse)
• Implement viewport culling of elements (McHorse)
• Add Ctrl + A keybind to select all keyframes within keyframe elements (suggested by Chunk7), and add View all keyframe keybind (McHorse)
• Add long version of MathUtils.clamp() (McHorse)
• Add context menu to slot element with options to add an item to inventory and clear it (McHorse)
• Fix 0 factor scrolling and extend min and max zoom levels for keyframe editor (McHorse)
• Add separate option for mouse button presses, and add mouse wheel scrolling display (McHorse)
• Add opposite key check for modifier keys (Ctrl, Alt and Shift) (suggested by Silverx) (McHorse)
• Add flip property to column resizer (McHorse)
• Allow attaching custom buttons to modals (McHorse)
• Added RenderLightmap utility class that allows setting hurt colors (McHorse)
• Added ReflectionUtils.registerResourcePack(IResourcePack) to register resource custom packs (McHorse)
• Changed scrolling speed in mod options GUI to 51 pixels per mouse wheel scroll (McHorse)
• Fixed GuiElement.canBeSeen() skipping first parent when checking for visibility (McHorse)
• Fixed wrong order of math expression parsing resulting into wrong calculations (McHorse)
• Added GuiCanvasEditor class, which provides basic layout for image-like editors (McHorse)