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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /vcl/unx/generic/print/psputil.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--vcl/unx/generic/print/psputil.cxx184
1 files changed, 184 insertions, 0 deletions
diff --git a/vcl/unx/generic/print/psputil.cxx b/vcl/unx/generic/print/psputil.cxx
new file mode 100644
index 000000000..91e986dbd
--- /dev/null
+++ b/vcl/unx/generic/print/psputil.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you 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 .
+ */
+
+#include <string.h>
+#include "psputil.hxx"
+
+namespace psp {
+
+/*
+ * string convenience routines
+ */
+
+sal_Int32
+getHexValueOf (sal_Int32 nValue, OStringBuffer& pBuffer)
+{
+ const static char pHex [0x10] = {
+ '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+
+ pBuffer.append(pHex [(nValue & 0xF0) >> 4]);
+ pBuffer.append(pHex [(nValue & 0x0F) ]);
+
+ return 2;
+}
+
+sal_Int32
+getAlignedHexValueOf (sal_Int32 nValue, OStringBuffer& pBuffer)
+{
+ // get sign
+ bool bNegative = nValue < 0;
+ nValue = bNegative ? -nValue : nValue;
+
+ // get required buffer size, must be a multiple of two
+ sal_Int32 nPrecision;
+ if (nValue < 0x80)
+ nPrecision = 2;
+ else
+ if (nValue < 0x8000)
+ nPrecision = 4;
+ else
+ if (nValue < 0x800000)
+ nPrecision = 6;
+ else
+ nPrecision = 8;
+
+ // convert the int into its hex representation, write it into the buffer
+ sal_Int32 nRet = nPrecision;
+ auto const start = pBuffer.getLength();
+ while (nPrecision)
+ {
+ OStringBuffer scratch;
+ nPrecision -= getHexValueOf (nValue % 256, scratch );
+ pBuffer.insert(start, scratch.makeStringAndClear());
+ nValue /= 256;
+ }
+
+ // set sign bit
+ if (bNegative)
+ {
+ switch (pBuffer[start])
+ {
+ case '0' : pBuffer[start] = '8'; break;
+ case '1' : pBuffer[start] = '9'; break;
+ case '2' : pBuffer[start] = 'A'; break;
+ case '3' : pBuffer[start] = 'B'; break;
+ case '4' : pBuffer[start] = 'C'; break;
+ case '5' : pBuffer[start] = 'D'; break;
+ case '6' : pBuffer[start] = 'E'; break;
+ case '7' : pBuffer[start] = 'F'; break;
+ default: OSL_FAIL("Already a signed value");
+ }
+ }
+
+ // report precision
+ return nRet;
+}
+
+sal_Int32
+getValueOf (sal_Int32 nValue, OStringBuffer& pBuffer)
+{
+ sal_Int32 nChar = 0;
+ if (nValue < 0)
+ {
+ pBuffer.append('-');
+ ++nChar;
+ nValue *= -1;
+ }
+ else
+ if (nValue == 0)
+ {
+ pBuffer.append('0');
+ ++nChar;
+ return nChar;
+ }
+
+ char pInvBuffer [32];
+ sal_Int32 nInvChar = 0;
+ while (nValue > 0)
+ {
+ pInvBuffer [nInvChar++] = '0' + nValue % 10;
+ nValue /= 10;
+ }
+ while (nInvChar > 0)
+ {
+ pBuffer.append(pInvBuffer [--nInvChar]);
+ ++nChar;
+ }
+
+ return nChar;
+}
+
+sal_Int32
+appendStr (const char* pSrc, OStringBuffer& pDst)
+{
+ sal_Int32 nBytes = strlen (pSrc);
+ pDst.append(pSrc, nBytes);
+
+ return nBytes;
+}
+
+/*
+ * copy strings to file
+ */
+
+bool
+WritePS (osl::File* pFile, const char* pString)
+{
+ sal_uInt64 nInLength = rtl_str_getLength (pString);
+ sal_uInt64 nOutLength = 0;
+
+ if (nInLength > 0 && pFile)
+ pFile->write (pString, nInLength, nOutLength);
+
+ return nInLength == nOutLength;
+}
+
+bool
+WritePS (osl::File* pFile, const char* pString, sal_uInt64 nInLength)
+{
+ sal_uInt64 nOutLength = 0;
+
+ if (nInLength > 0 && pFile)
+ pFile->write (pString, nInLength, nOutLength);
+
+ return nInLength == nOutLength;
+}
+
+bool
+WritePS (osl::File* pFile, const OString &rString)
+{
+ sal_uInt64 nInLength = rString.getLength();
+ sal_uInt64 nOutLength = 0;
+
+ if (nInLength > 0 && pFile)
+ pFile->write (rString.getStr(), nInLength, nOutLength);
+
+ return nInLength == nOutLength;
+}
+
+bool
+WritePS (osl::File* pFile, const OUString &rString)
+{
+ return WritePS (pFile, OUStringToOString(rString, RTL_TEXTENCODING_ASCII_US));
+}
+
+} /* namespace psp */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */