Exemplo n.º 1
0
 /**
  * Check the border-*-width and returns a value. It makes sense to do it only once for all the
  * sides, so by having the code here.
  */
 protected static CssValue checkBorderSideWidth(
     ApplContext ac, CssProperty caller, CssExpression expression, boolean check)
     throws InvalidParamException {
   if (check && expression.getCount() > 1) {
     throw new InvalidParamException("unrecognize", ac);
   }
   CssValue retval = null;
   CssValue val = expression.getValue();
   switch (val.getType()) {
     case CssTypes.CSS_NUMBER:
       val = ((CssNumber) val).getLength();
     case CssTypes.CSS_LENGTH:
       CssLength length = (CssLength) val;
       if (!length.isPositive()) {
         throw new InvalidParamException(
             "negative-value", expression.getValue(), caller.getPropertyName(), ac);
       }
       retval = length;
       break;
     case CssTypes.CSS_IDENT:
       if (inherit.equals(val)) {
         retval = inherit;
       } else {
         retval = getMatchingIdent((CssIdent) val);
       }
       if (retval == null) {
         throw new InvalidParamException(
             "value", expression.getValue(), caller.getPropertyName(), ac);
       }
       break;
     default:
       throw new InvalidParamException("unrecognize", ac);
   }
   expression.next();
   return retval;
 }
Exemplo n.º 2
0
  /**
   * Set the value of the property
   *
   * @param expression The expression for this property
   * @param check set it to true to check the number of values
   * @throws org.w3c.css.util.InvalidParamException The expression is incorrect
   */
  public CssBorderWidth(ApplContext ac, CssExpression expression, boolean check)
      throws InvalidParamException {
    if (check && expression.getCount() > 4) {
      throw new InvalidParamException("unrecognize", ac);
    }
    setByUser();
    CssValue val;
    char op;

    ArrayList<CssValue> res = new ArrayList<CssValue>();
    while (res.size() < 4 && !expression.end()) {
      val = expression.getValue();
      op = expression.getOperator();

      switch (val.getType()) {
        case CssTypes.CSS_NUMBER:
          val = ((CssNumber) val).getLength();
        case CssTypes.CSS_LENGTH:
          CssLength length = (CssLength) val;
          if (!length.isPositive()) {
            throw new InvalidParamException(
                "negative-value", expression.getValue(), getPropertyName(), ac);
          }
          res.add(length);
          break;
        case CssTypes.CSS_IDENT:
          if (inherit.equals(val)) {
            res.add(inherit);
            break;
          }
          CssIdent match = getMatchingIdent((CssIdent) val);
          if (match == null) {
            throw new InvalidParamException("value", expression.getValue(), getPropertyName(), ac);
          }
          res.add(match);
          break;
        default:
          throw new InvalidParamException("unrecognize", ac);
      }
      expression.next();
      if (op != SPACE) {
        throw new InvalidParamException("operator", Character.toString(op), ac);
      }
    }
    // check that inherit is alone
    if (res.size() > 1 && res.contains(inherit)) {
      throw new InvalidParamException("unrecognize", ac);
    }
    value = (res.size() == 1) ? res.get(0) : new CssValueList(res);

    // now assign the computed values...
    top = new CssBorderTopWidth();
    right = new CssBorderRightWidth();
    bottom = new CssBorderBottomWidth();
    left = new CssBorderLeftWidth();

    switch (res.size()) {
      case 1:
        top.value = left.value = right.value = bottom.value = res.get(0);
        break;
      case 2:
        top.value = bottom.value = res.get(0);
        right.value = left.value = res.get(1);
        break;
      case 3:
        top.value = res.get(0);
        right.value = left.value = res.get(1);
        bottom.value = res.get(2);
        break;
      case 4:
        top.value = res.get(0);
        right.value = res.get(1);
        bottom.value = res.get(2);
        left.value = res.get(3);
        break;
      default:
        // can't happen
        throw new InvalidParamException("unrecognize", ac);
    }
  }