IMGUI_APIboolIsItemHovered();// was the last item hovered by mouse?
IMGUI_APIboolIsItemActive();// was the last item active? (e.g. button being held, text field being edited- items that don't interact will always return false)
IMGUI_APIboolIsAnyItemActive();//
IMGUI_APIImVec2GetItemBoxMin();// get bounding box of last item
IMGUI_APIImVec2GetItemBoxMax();// get bounding box of last item
IMGUI_APIboolIsClipped(constImVec2&item_size);// to perform coarse clipping on user's side (as an optimization)