grid, 'show', $visible); return $this; } public function withGrid() { data_set($this->grid, 'show', true); return $this; } public function withoutGrid() { data_set($this->grid, 'show', false); return $this; } protected function initGrid() { $this->grid = $this->defaultGrid(); } private function defaultGrid() { return [ 'show' => false, 'position' => 'back', 'xaxis' => [ 'lines' => [ 'show' => true, ], ], 'yaxis' => [ 'lines' => [ 'show' => true, ], ], ]; } protected function gridFromArray($array) { $this->grid = data_get($array, 'grid', $this->defaultGrid()); } protected function gridToArray() { return [ 'grid' => $this->grid, ]; } }