public function scale($x, $y) 
    {
        $this->transform = $this->transform->scale($x, $y);
    }
public function scale($x, $y) 
    {
        $this->transform = $this->transform->scale($x, $y);
    }
public function scale ( $ x , $ y ) { $ this -> transform = $ this -> transform -> scale ( $ x , $ y ) ; }
Applies a scale transformation to the CanvasContext.

@param float $x Scale in the horizontal direction. 1 means no scale.
@param float $y Scale in the vertical direction. 1 means no scale.
Applies a scale transformation to the CanvasContext .