1 files changed, 94 insertions, 0 deletions
diff --git a/vcl/source/fontsubset/fontsubset.cxx b/vcl/source/fontsubset/fontsubset.cxx
new file mode 100644
index 0000000000..2a45a1194e
--- /dev/null
+++ b/vcl/source/fontsubset/fontsubset.cxx
@@ -0,0 +1,94 @@
+/* -*- 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 <osl/diagnose.h>
+#include <sal/log.hxx>
+
+#include <fontsubset.hxx>
+#include <sft.hxx>
+
+FontSubsetInfo::FontSubsetInfo()
+    : m_nAscent( 0)
+    , m_nDescent( 0)
+    , m_nCapHeight( 0)
+    , m_nFontType( FontType::NO_FONT)
+    , m_bFilled(false)
+    , mpInFontBytes( nullptr)
+    , mnInByteLength( 0)
+    , meInFontType( FontType::NO_FONT)
+    , mnReqFontTypeMask( FontType::NO_FONT )
+    , mpOutFile(nullptr)
+    , mpReqFontName(nullptr)
+    , mpReqGlyphIds(nullptr)
+    , mpReqEncodedIds(nullptr)
+    , mnReqGlyphCount(0)
+{
+}
+
+FontSubsetInfo::~FontSubsetInfo()
+{
+}
+
+// prepare subsetting for fonts where the input font file is mapped
+void FontSubsetInfo::LoadFont(
+    FontType eInFontType,
+    const unsigned char* pInFontBytes, int nInByteLength)
+{
+    meInFontType = eInFontType;
+    mpInFontBytes = pInFontBytes;
+    mnInByteLength = nInByteLength;
+}
+
+bool FontSubsetInfo::CreateFontSubset(
+    FontType nReqFontTypeMask,
+    SvStream* pOutFile, const char* pReqFontName,
+    const sal_GlyphId* pReqGlyphIds, const sal_uInt8* pReqEncodedIds, int nReqGlyphCount)
+{
+    // prepare request details needed by all underlying subsetters
+    mnReqFontTypeMask = nReqFontTypeMask;
+    mpOutFile       = pOutFile;
+    mpReqFontName   = pReqFontName;
+    mpReqGlyphIds   = pReqGlyphIds;
+    mpReqEncodedIds = pReqEncodedIds;
+    mnReqGlyphCount = nReqGlyphCount;
+
+    OString aPSName = m_aPSName.toUtf8();
+    if (!mpReqFontName)
+        mpReqFontName = aPSName.getStr();
+
+    // TODO: move the glyphid/encid/notdef reshuffling from the callers to here
+
+    // dispatch to underlying subsetters
+    bool bOK = false;
+
+    // TODO: better match available input-type to possible subset-types
+    switch( meInFontType) {
+    case FontType::CFF_FONT:
+        bOK = CreateFontSubsetFromCff();
+        break;
+    default:
+        OSL_FAIL( "unhandled type in CreateFontSubset()");
+        break;
+    }
+
+    return bOK;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */