20592 			gravity: this.$config.gravity || 1,  property in Cell.getSize.size
20884 				var totalGravity = ownSize.gravity + siblingSize.gravity;
20887 				cells[i].$config.gravity = k * newSize;
20890 				resizeSibling.$config.gravity = totalGravity - k * newSize;
21318 			side = Math.floor(this._free / this._gravity * cell.gravity);
21322 				this._gravity -= cell.gravity;
21327 				this._gravity -= cell.gravity;
21346 			side = Math.floor(this._free / this._gravity * size.gravity);
21464 					this._gravity += size.gravity;
21469 					this._gravity += size.gravity;
22247 			sizes.gravity = Math.max(sizes.gravity, cellSize.gravity);