LCOV - code coverage report
Current view: top level - vcl/generic/print - psputil.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 0 91 0.0 %
Date: 2014-11-03 Functions: 0 13 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <string.h>
      21             : #include <rtl/instance.hxx>
      22             : #include "psputil.hxx"
      23             : 
      24             : namespace psp {
      25             : 
      26             : /*
      27             :  * string convenience routines
      28             :  */
      29             : 
      30             : sal_Int32
      31           0 : getHexValueOf (sal_Int32 nValue, sal_Char* pBuffer)
      32             : {
      33             :     const static sal_Char pHex [0x10] = {
      34             :         '0', '1', '2', '3', '4', '5', '6', '7',
      35             :         '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
      36             : 
      37           0 :     pBuffer[0] = pHex [(nValue & 0xF0) >> 4];
      38           0 :     pBuffer[1] = pHex [(nValue & 0x0F)     ];
      39             : 
      40           0 :     return 2;
      41             : }
      42             : 
      43             : sal_Int32
      44           0 : getAlignedHexValueOf (sal_Int32 nValue, sal_Char* pBuffer)
      45             : {
      46             :     // get sign
      47           0 :     bool bNegative = nValue < 0;
      48           0 :     nValue = bNegative ? -nValue : nValue;
      49             : 
      50             :     // get required buffer size, must be a multiple of two
      51             :     sal_Int32 nPrecision;
      52           0 :     if (nValue < 0x80)
      53           0 :         nPrecision = 2;
      54             :     else
      55           0 :         if (nValue < 0x8000)
      56           0 :             nPrecision = 4;
      57             :         else
      58           0 :             if (nValue < 0x800000)
      59           0 :                 nPrecision = 6;
      60             :             else
      61           0 :                 nPrecision = 8;
      62             : 
      63             :     // convert the int into its hex representation, write it into the buffer
      64           0 :     sal_Int32 nRet = nPrecision;
      65           0 :     while (nPrecision)
      66             :     {
      67           0 :         nPrecision -= getHexValueOf (nValue % 256, pBuffer + nPrecision - 2 );
      68           0 :         nValue /= 256;
      69             :     }
      70             : 
      71             :     // set sign bit
      72           0 :     if (bNegative)
      73             :     {
      74           0 :         switch (pBuffer[0])
      75             :         {
      76           0 :             case '0' : pBuffer[0] = '8'; break;
      77           0 :             case '1' : pBuffer[0] = '9'; break;
      78           0 :             case '2' : pBuffer[0] = 'A'; break;
      79           0 :             case '3' : pBuffer[0] = 'B'; break;
      80           0 :             case '4' : pBuffer[0] = 'C'; break;
      81           0 :             case '5' : pBuffer[0] = 'D'; break;
      82           0 :             case '6' : pBuffer[0] = 'E'; break;
      83           0 :             case '7' : pBuffer[0] = 'F'; break;
      84             :             default: OSL_FAIL("Already a signed value");
      85             :         }
      86             :     }
      87             : 
      88             :     // report precision
      89           0 :     return nRet;
      90             : }
      91             : 
      92             : sal_Int32
      93           0 : getValueOf (sal_Int32 nValue, sal_Char* pBuffer)
      94             : {
      95           0 :     sal_Int32 nChar = 0;
      96           0 :     if (nValue < 0)
      97             :     {
      98           0 :         pBuffer [nChar++] = '-';
      99           0 :         nValue *= -1;
     100             :     }
     101             :     else
     102           0 :         if (nValue == 0)
     103             :         {
     104           0 :             pBuffer [nChar++] = '0';
     105           0 :             return nChar;
     106             :         }
     107             : 
     108             :     sal_Char  pInvBuffer [32];
     109           0 :     sal_Int32 nInvChar = 0;
     110           0 :     while (nValue > 0)
     111             :     {
     112           0 :         pInvBuffer [nInvChar++] = '0' + nValue % 10;
     113           0 :         nValue /= 10;
     114             :     }
     115           0 :     while (nInvChar > 0)
     116             :     {
     117           0 :         pBuffer [nChar++] = pInvBuffer [--nInvChar];
     118             :     }
     119             : 
     120           0 :     return nChar;
     121             : }
     122             : 
     123             : sal_Int32
     124           0 : appendStr (const sal_Char* pSrc, sal_Char* pDst)
     125             : {
     126           0 :     sal_Int32 nBytes = strlen (pSrc);
     127           0 :     strncpy (pDst, pSrc, nBytes + 1);
     128             : 
     129           0 :     return nBytes;
     130             : }
     131             : 
     132             : /*
     133             :  * copy strings to file
     134             :  */
     135             : 
     136             : bool
     137           0 : WritePS (osl::File* pFile, const sal_Char* pString)
     138             : {
     139           0 :     sal_uInt64 nInLength = rtl_str_getLength (pString);
     140           0 :     sal_uInt64 nOutLength = 0;
     141             : 
     142           0 :     if (nInLength > 0 && pFile)
     143           0 :         pFile->write (pString, nInLength, nOutLength);
     144             : 
     145           0 :     return nInLength == nOutLength;
     146             : }
     147             : 
     148             : bool
     149           0 : WritePS (osl::File* pFile, const sal_Char* pString, sal_uInt64 nInLength)
     150             : {
     151           0 :     sal_uInt64 nOutLength = 0;
     152             : 
     153           0 :     if (nInLength > 0 && pFile)
     154           0 :         pFile->write (pString, nInLength, nOutLength);
     155             : 
     156           0 :     return nInLength == nOutLength;
     157             : }
     158             : 
     159             : bool
     160           0 : WritePS (osl::File* pFile, const OString &rString)
     161             : {
     162           0 :     sal_uInt64 nInLength = rString.getLength();
     163           0 :     sal_uInt64 nOutLength = 0;
     164             : 
     165           0 :     if (nInLength > 0 && pFile)
     166           0 :         pFile->write (rString.getStr(), nInLength, nOutLength);
     167             : 
     168           0 :     return nInLength == nOutLength;
     169             : }
     170             : 
     171             : bool
     172           0 : WritePS (osl::File* pFile, const OUString &rString)
     173             : {
     174           0 :     return WritePS (pFile, OUStringToOString(rString, RTL_TEXTENCODING_ASCII_US));
     175             : }
     176             : 
     177             : /*
     178             :  * cache converter for use in postscript drawing routines
     179             :  */
     180             : 
     181           0 : ConverterFactory::ConverterFactory()
     182             : {
     183           0 : }
     184             : 
     185           0 : ConverterFactory::~ConverterFactory ()
     186             : {
     187           0 :     for( std::map< rtl_TextEncoding, rtl_UnicodeToTextConverter >::const_iterator it = m_aConverters.begin(); it != m_aConverters.end(); ++it )
     188           0 :             rtl_destroyUnicodeToTextConverter (it->second);
     189           0 : }
     190             : 
     191             : rtl_UnicodeToTextConverter
     192           0 : ConverterFactory::Get (rtl_TextEncoding nEncoding)
     193             : {
     194           0 :     if (rtl_isOctetTextEncoding( nEncoding ))
     195             :     {
     196             :         std::map< rtl_TextEncoding, rtl_UnicodeToTextConverter >::const_iterator it =
     197           0 :             m_aConverters.find( nEncoding );
     198             :         rtl_UnicodeToTextConverter aConverter;
     199           0 :         if (it == m_aConverters.end())
     200             :         {
     201           0 :             aConverter = rtl_createUnicodeToTextConverter (nEncoding);
     202           0 :             m_aConverters[nEncoding] = aConverter;
     203             :         }
     204             :         else
     205           0 :             aConverter = it->second;
     206           0 :         return aConverter;
     207             :     }
     208           0 :     return NULL;
     209             : }
     210             : 
     211             : // wrapper for rtl_convertUnicodeToText that handles the usual cases for
     212             : // textconversion in drawtext
     213             : sal_Size
     214           0 : ConverterFactory::Convert (const sal_Unicode *pText, int nTextLen,
     215             :                            unsigned char *pBuffer, sal_Size nBufferSize, rtl_TextEncoding nEncoding)
     216             : {
     217             :     const sal_uInt32 nCvtFlags =  RTL_UNICODETOTEXT_FLAGS_UNDEFINED_QUESTIONMARK
     218           0 :         | RTL_UNICODETOTEXT_FLAGS_INVALID_QUESTIONMARK ;
     219             :     sal_uInt32  nCvtInfo;
     220             :     sal_Size    nCvtChars;
     221             : 
     222           0 :     rtl_UnicodeToTextConverter aConverter = Get (nEncoding);
     223           0 :     rtl_UnicodeToTextContext   aContext   = rtl_createUnicodeToTextContext (aConverter);
     224             : 
     225             :     sal_Size nSize = rtl_convertUnicodeToText (aConverter, aContext,
     226             :                                                pText, nTextLen, (sal_Char*)pBuffer, nBufferSize,
     227           0 :                                                nCvtFlags, &nCvtInfo, &nCvtChars);
     228             : 
     229           0 :     rtl_destroyUnicodeToTextContext (aConverter, aContext);
     230             : 
     231           0 :     return nSize;
     232             : }
     233             : 
     234             : namespace
     235             : {
     236             :     class theConverterFactory
     237             :         : public rtl::Static<ConverterFactory, theConverterFactory>
     238             :     {
     239             :     };
     240             : }
     241             : 
     242           0 : ConverterFactory& GetConverterFactory()
     243             : {
     244           0 :     return theConverterFactory::get();
     245             : }
     246             : 
     247             : } /* namespace psp */
     248             : 
     249             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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