printcard..java~1~

会议名片管理程序 3/9条形码生成

           /**
     * Call this method with true (or false) as argument if you want (or not) a text label inside.
     * @see #isTextInside
     */
  public void setTextInside(boolean bool) {  textInside=bool; repaint();   }

   /**
     * Return true if a label will be shown inside.
     * @see #setTextInside
     */
  public boolean isTextInside() { return textInside;   }

   /**
     * Set the style of the code to one of the two available style.
     * @see #CODE3OF9
     * @see #CODE3OF9CHK
     * @see #getStyle
     */
  public void setStyle(int styl)
  {
    switch (styl) {
        case CODE3OF9:
        case CODE3OF9CHK:
          style=styl;
          Encode();
          return;
    }
    style=CODE3OF9;

    Encode();
  }

    /**
     * return the style of the barcode currently used.
     * @see #CODE3OF9
     * @see #CODE3OF9CHK
     * @see #setStyle
     */
  public int  getStyle() { return style;  }

   /**
     * set the color of the background to the specified color.
     * @param c the color to be used
     * @see #getBackgroundColor
     * @see #setForegroundColor
     * @see #getForegroundColor
     */
  public void setBackground(Color c) { backColor=c;  repaint(); }

   /**
     * return the color used for the background.
     * @return the color used
     * @see #setBackgroundColor
     * @see #setForegroundColor
     * @see #getForegroundColor
     */
  public Color getBackground() { return backColor; }

   /**
     * set the color of the foreground to the specified color.
     * @param c the color to be used
     * @see #getBackgroundColor
     * @see #setBackgroundColor
     * @see #getForegroundColor
     */
  public void setForeground(Color c) { foreColor=c;  repaint(); }

   /**
     * return the color used for the foreground.
     * @return the color used
     * @see #setBackgroundColor
     * @see #getBackgroundColor
     * @see #setForegroundColor
     */
  public Color getForeground() { return foreColor; }

   /**
     * Sets the font of the component.
     * @param fnt the font
     * @see #getFont
     */
  public void setFont(Font fnt) { font=fnt; repaint(); }

   /**
     * Gets the font of the component.
     * @see #setFont
     */
  public Font getFont() { return font; }

   /**
     * Set the alignment of text inside the bar code. Three option are available.
     * @see #BASELINE
     * @see #MIDDLELINE
     * @see #TOPLINE
     * @see #getTextAlign
     */
  public void setTextAlign(int align)
  {
    switch (align) {
        case BASELINE:
        case MIDDLELINE:
        case TOPLINE:
             textAlign=align;
             repaint();
             return;
      }
      textAlign=TOPLINE;
      repaint();

  }

   /**
     * Set the alignment of text inside the bar code. Three option are available.
     * @see #BASELINE
     * @see #MIDDLELINE
     * @see #TOPLINE
     * @see #setTextAlign
     */
  public int  getTextAlign() { return textAlign; }

   /**
     * Paints the component.
     * @param g the specified Graphics window
     */
  public synchronized void paint (Graphics g)
  {
    int width=getSize().width;
    int height=getSize().height;
    Font ft=new Font("Courier",0, getSize().width/25);
    g.setFont(ft);
    FontMetrics fm=g.getFontMetrics(font);

    int fmAscent=fm.getAscent();

    // calcolo la lunghezza della etichetta codificata

    labelLength= filledStringToEncode.length()*16*narrowestDim;

    // le dimensioni dei margini e l'altezza della etichetta

    marginWidth=(width-labelLength)/2; marginHeight=(height-labelLength)/2;

    if ( textInside )
    {
      if ( textAlign==BASELINE )   labelHeight=height;
      if ( textAlign==MIDDLELINE ) labelHeight=height-(int)(fmAscent/2);
      if ( textAlign==TOPLINE )    labelHeight=height-fmAscent;

    }
    else
    {
      labelHeight=height;
    }

    g.setColor(backColor);
    g.fillRect(0,0,width,height);
    int length=encodedString.length();
    int yp=(int)(labelHeight/4);
    int x0=0,y0=0,x=0,y=0;
    int wid=0;

    x0=(int) marginWidth; y0=0; x=0;  y=0;

    for ( int i=0;i<length ;i++ )
    {
      if (i%2==0)
        g.setColor(foreColor);

      else
        g.setColor(backColor);

      if ( Character.digit(encodedString.charAt(i),10)==1 )
        wid=(int)(wideToNarrowRatio*narrowestDim);

      else wid=(int)narrowestDim;

      g.fillRect(x+x0,(int)(labelHeight/4+2*fm.getHeight()+2+yp),wid,(int)labelHeight/4);

      x+=wid;
    }
    g.drawString(stringName+"    "+"        "+stringPosition,width/4,(int)labelHeight/2);


    g.drawString(stringCompany,width/4,(int)(labelHeight/4+fm.getHeight()+1+yp));

    if ( textInside )
    {
      int k=fm.stringWidth(filledStringToEncode);
      int h=getSize().height;
      int mlk2=(int)(marginWidth+labelLength/2-k/2);

      g.setColor(backColor);
      g.fillRect(mlk2,h-fmAscent,k,fmAscent);
      g.setColor(foreColor);

      g.drawString(filledStringToEncode,mlk2,h);

    }

    Image printImage;

    printImage = new javax.swing.ImageIcon("e:/image/xh.gif").getImage();
    int iwidth=printImage.getWidth(this);

    int iheight=printImage.getHeight(this);
    double pwidth=width/5;
    double pheight=labelHeight/3;
    double scalex=pwidth/iwidth;
    double scaley=pheight/iheight;
    if(scalex>scaley)
      g.drawImage(printImage, 1, 1,(int)(iwidth*scaley),(int)(pheight), null);
                //g.clearRect( 1, 1,(int)(iwidth*scaley),(int)(pheight));
    else
      g.drawImage(printImage, 1, 1,(int)(pwidth),(int)(iheight*scalex), null);


    Image printImage1;

    printImage1 = new javax.swing.ImageIcon("e:/image/zt.gif").getImage();
    int iwidth1=printImage1.getWidth(this);

    int iheight1=printImage1.getHeight(this);
    double pwidth1=3*width/5;
    double pheight1=labelHeight/3;
    double scalex1=pwidth1/iwidth1;
    double scaley1=pheight1/iheight1;
    if(scalex1>scaley1)
      g.drawImage(printImage1, 2*width/10, 1,(int)(iwidth1*scaley1),(int)(pheight1), null);

                                //g.clearRect( 2*width/10, 1,(int)(iwidth1*scaley1),(int)(pheight1));
    else
      g.drawImage(printImage1, 2*width/10, 1,(int)(pwidth1),(int)(iheight1*scalex1), null);
  }


  private void stringValidate() throws IllegalArgumentException {

  //valido la stringa secondo il codice

    int len=stringToEncode.length();
    for ( int i=0;i<len ;i++ )
    {
      if (alphabet3of9.indexOf(stringToEncode.charAt(i))==-1 || stringToEncode.indexOf("*")!=-1)
        throw
      new IllegalArgumentException("only digits and upper case letter for 3of9");
    }

  }


  private void Encode()
  {
    filledStringToEncode=new String(stringToEncode);

    // aggiungo il check char

    if ( style==CODE3OF9CHK )  {
      int leng=stringToEncode.length();
      int sum=0;
      for ( int i=0;i<leng ;i++ )
      {
        sum+=alphabet3of9.indexOf(stringToEncode.charAt(i));
      }
      sum=sum%43;
      filledStringToEncode+=alphabet3of9.charAt(sum);
    }

    // ci aggiungo i caratteri di start e stop
    filledStringToEncode="*"+filledStringToEncode+"*";

    //codifico la stringa secondo il codice
    encodedString="";
    int length=filledStringToEncode.length();
    for ( int i=0;i<length-1 ;i++ ) {
      encodedString += coded3of9Char[alphabet3of9.indexOf(filledStringToEncode.charAt(i))];
      encodedString += intercharacterGap;
    }
    encodedString += coded3of9Char[alphabet3of9.indexOf(filledStringToEncode.charAt(length-1))];

    repaint();

  }  // end Encode3of9()

   /*					        *
    *  La sola gestione degli eventi necessaria *
    *  a mostrare la about frame                *
    */
        /*Rectangle getModleExtent()
        {Iterator elements=this.getModel().getIterator();
        Rectangle rect=new Rectangle();
        Element element;
        while(elements.hasNext())
        {
                element=(Element)elements.next().;
                rect.add(element.getBounds());
        }
        if(rect.width==0)
        rect.width=1;
                if(rect.height==0)
        rect.height=1;
        return rect;
}
*/
}