| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "XalanNumberFormat.hpp" |
| |
| |
| |
| #include <xalanc/Include/XalanAutoPtr.hpp> |
| #include <xalanc/Include/STLHelper.hpp> |
| |
| |
| |
| #include "DOMStringHelper.hpp" |
| #include "XalanUnicode.hpp" |
| |
| |
| |
| XALAN_CPP_NAMESPACE_BEGIN |
| |
| |
| |
| const XalanDOMChar XalanNumberFormat::s_defaultGroupingSeparator[] = |
| { |
| XalanUnicode::charComma, |
| 0 |
| }; |
| |
| |
| |
| XalanNumberFormat::XalanNumberFormat() : |
| m_isGroupingUsed(false), |
| m_groupingSeparator(s_defaultGroupingSeparator), |
| m_groupingSize(3) // Default to US values |
| { |
| } |
| |
| |
| |
| XalanNumberFormat::~XalanNumberFormat() |
| { |
| } |
| |
| |
| |
| XalanDOMString |
| XalanNumberFormat::format(double theValue) |
| { |
| // $$$ ToDo: Fix this! |
| XalanDOMString theResult; |
| |
| format(theValue, theResult); |
| |
| return theResult; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::format( |
| double theValue, |
| XalanDOMString& theResult) |
| { |
| // $$$ ToDo: Fix this! |
| DoubleToDOMString(theValue, theResult); |
| |
| applyGrouping(theResult, theResult); |
| } |
| |
| |
| |
| XalanDOMString |
| XalanNumberFormat::format(int theValue) |
| { |
| // $$$ ToDo: Fix this! |
| XalanDOMString theResult; |
| |
| format(theValue, theResult); |
| |
| return theResult; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::format( |
| int theValue, |
| XalanDOMString& theResult) |
| { |
| // $$$ ToDo: Fix this! |
| LongToDOMString(theValue, theResult); |
| |
| applyGrouping(theResult, theResult); |
| } |
| |
| |
| |
| XalanDOMString |
| XalanNumberFormat::format(unsigned int theValue) |
| { |
| // $$$ ToDo: Fix this! |
| XalanDOMString theResult; |
| |
| format(theValue, theResult); |
| |
| return theResult; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::format( |
| unsigned int theValue, |
| XalanDOMString& theResult) |
| { |
| // $$$ ToDo: Fix this! |
| UnsignedLongToDOMString(theValue, theResult); |
| |
| applyGrouping(theResult, theResult); |
| } |
| |
| |
| |
| XalanDOMString |
| XalanNumberFormat::format(long theValue) |
| { |
| // $$$ ToDo: Fix this! |
| XalanDOMString theResult; |
| |
| format(theValue, theResult); |
| |
| return theResult; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::format( |
| long theValue, |
| XalanDOMString& theResult) |
| { |
| // $$$ ToDo: Fix this! |
| LongToDOMString(theValue, theResult); |
| |
| applyGrouping(theResult, theResult); |
| } |
| |
| |
| |
| XalanDOMString |
| XalanNumberFormat::format(unsigned long theValue) |
| { |
| // $$$ ToDo: Fix this! |
| XalanDOMString theResult; |
| |
| format(theValue, theResult); |
| |
| return theResult; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::format( |
| unsigned long theValue, |
| XalanDOMString& theResult) |
| { |
| // $$$ ToDo: Fix this! |
| UnsignedLongToDOMString(theValue, theResult); |
| |
| applyGrouping(theResult, theResult); |
| } |
| |
| |
| |
| /* |
| * Convert a string value using the currently active values for grouping size |
| * and separator; returns the converted string |
| */ |
| void |
| XalanNumberFormat::applyGrouping( |
| const XalanDOMString& value, |
| XalanDOMString& result) |
| { |
| if (m_isGroupingUsed == false || |
| m_groupingSize == 0) |
| { |
| result = value; |
| } |
| else |
| { |
| const XalanDOMString::size_type len = length(value); |
| |
| if (len == 0) |
| { |
| result = value; |
| } |
| else |
| { |
| // Add two, so we leave one byte at the beginning as empty space |
| const XalanDOMString::size_type bufsize = len + len / m_groupingSize + 2; |
| |
| XalanDOMChar* const buffer = new XalanDOMChar[bufsize]; |
| |
| XalanArrayAutoPtr<XalanDOMChar> theGuard(buffer); |
| |
| XalanDOMChar* p = buffer + bufsize - 1; |
| |
| *p-- = 0; // null terminate |
| |
| for (XalanDOMString::size_type i = 0, ix = len - 1; i < len && p > buffer; i++, ix--) |
| { |
| const XalanDOMChar c = charAt(value, ix); |
| |
| if (i && !(i% m_groupingSize)) |
| { |
| // Could be a multiple character separator?? |
| for (long j = long(m_groupingSeparator.length() - 1); j >= 0 && p > buffer; j--) |
| *p-- = charAt(m_groupingSeparator, j); |
| } |
| |
| *p-- = c; |
| } |
| |
| result = ++p; |
| } |
| } |
| } |
| |
| |
| |
| bool |
| XalanNumberFormat::isGroupingUsed() const |
| { |
| return m_isGroupingUsed; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::setGroupingUsed(bool bUsed) |
| { |
| m_isGroupingUsed = bUsed; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::setGroupingSize(unsigned long size) |
| { |
| assert(size > 0); |
| |
| m_groupingSize = size; |
| } |
| |
| |
| |
| void |
| XalanNumberFormat::setGroupingSeparator(const XalanDOMString& s) |
| { |
| m_groupingSeparator = s; |
| } |
| |
| |
| |
| XALAN_CPP_NAMESPACE_END |