public class TR_Document extends TR_AbstractDrawable {
    
    
    /** Ориентация листа 
     *  PARTRAIT - книжная
     *  LANDSCAPE - альбомная
     */
    public enum DocumentOrientation { PARTRAIT, LANDSCAPE };
    
    private int aDPI = 72;
    private DocumentOrientation orientation = DocumentOrientation.LANDSCAPE;
    // мои попытки привязаться к реальным размерам
    private Dimension size = TR_Utils.mmsToPixels(TR_Utils.A4_PAGE_SIZE_MM, aDPI);
    
    private AffineTransform at = new AffineTransform();
    
    public TR_Document() {
       
    }
    
    
    public TR_Document(Dimension aSize, DocumentOrientation orient) {
        orientation = orient;
        /* если альбомная ориентация листа, то повернём лист(поменяем размеры местами) */
        if(orient == DocumentOrientation.LANDSCAPE) {
            size.width = aSize.height;
            size.height = aSize.width;
        } else
            size = aSize;
    }
    
    public void loadfromFile(String fileName) {}
    
    public void setSize(Dimension s) {
        size.setSize(s);
    }

    @Override
    public Dimension getSize() {
        return new Dimension(size);
    }

    @Override
    public Rectangle getContentBBox() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }
    
    public void setOrientation(DocumentOrientation orient) {
        orientation = orient;
        if(orient == DocumentOrientation.LANDSCAPE) {
            int tmp = size.width;
            size.width = size.height;
            size.height = tmp;
        } 
    }
    

    @Override
    public void draw(Graphics g, double scaleFactor) {
        /*
        Graphics2D g2d = (Graphics2D)g;
        
        AffineTransform old = g2d.getTransform();
        AffineTransform at = new AffineTransform();
        
        g2d.setTransform(at);
        at.translate(50, 50);  // зазор между краем окна и нашей панелью для рисования
        at.scale(scaleFactor, scaleFactor);
        //g2d.scale(scaleFactor, scaleFactor);
        //size.setSize((int)Math.round(size.width * scaleFactor), 
        //             (int)Math.round(size.height * scaleFactor));
        g2d.setColor(Color.WHITE);
        g2d.fillRect(0, 0, size.width, size.height);
        
        g2d.setColor(Color.BLACK);
        g2d.drawRect(0, 0, size.width, size.height);
        
        
        //g2d.setColor(Color.GRAY);
        //g2d.drawRect(0, 0, size.width, size.height);
        
        g2d.setTransform(old);
        g2d.dispose();
        */
    }