Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 101 insertions, 0 deletions

diff --git a/writerfilter/source/rtftok/rtfsprm.hxx b/writerfilter/source/rtftok/rtfsprm.hxx
new file mode 100644
index 000000000..9f3bbd78b
--- /dev/null
+++ b/writerfilter/source/rtftok/rtfsprm.hxx
@@ -0,0 +1,101 @@
+/* -*- 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/.
+ */
+
+#pragma once
+
+#include <string>
+#include <utility>
+#include <vector>
+#include <map>
+
+#include <tools/ref.hxx>
+#include "rtfvalue.hxx"
+
+namespace writerfilter::rtftok
+{
+using RTFSprmsImplBase = std::vector<std::pair<Id, RTFValue::Pointer_t>>;
+
+/// The payload of RTFSprms which is only copied on write.
+class RTFSprmsImpl : public RTFSprmsImplBase, public virtual SvRefBase
+{
+};
+
+enum class RTFOverwrite
+{
+    YES, ///< Yes, if an existing key is found, overwrite it.
+    NO_APPEND, ///< No, always append the value to the end of the list.
+    NO_IGNORE, ///< No, if the key is already in the list, then ignore, otherwise append.
+    YES_PREPEND ///< Yes, always prepend the value to the start of the list and remove existing entries.
+};
+
+/// A list of RTFSprm with a copy constructor that performs a deep copy.
+class RTFSprms : public virtual SvRefBase
+{
+public:
+    using Pointer_t = tools::SvRef<RTFSprms>;
+    using Entry_t = std::pair<Id, RTFValue::Pointer_t>;
+    using Iterator_t = std::vector<Entry_t>::iterator;
+    using ReverseIterator_t = std::vector<Entry_t>::reverse_iterator;
+    RTFSprms();
+    ~RTFSprms() override;
+
+    RTFSprms(RTFSprms const&) = default;
+    RTFSprms(RTFSprms&&) = default;
+    RTFSprms& operator=(RTFSprms const&) = default;
+    RTFSprms& operator=(RTFSprms&&) = default;
+
+    RTFValue::Pointer_t find(Id nKeyword, bool bFirst = true, bool bForWrite = false);
+    /// Does the same as ->push_back(), except that it can overwrite or ignore existing entries.
+    void set(Id nKeyword, const RTFValue::Pointer_t& pValue,
+             RTFOverwrite eOverwrite = RTFOverwrite::YES);
+    bool erase(Id nKeyword);
+    void eraseLast(Id nKeyword);
+    /// Removes elements which are already in the reference set.
+    /// Also insert default values to override attributes of style
+    /// (yes, really; that's what Word does).
+    /// @param bImplicitPPr implicit dereference of top-level pPr SPRM
+    /// @param pDirect pointer to the root of the direct formatting SPRM tree, if any
+    RTFSprms cloneAndDeduplicate(RTFSprms& rReference, Id nStyleType, bool bImplicitPPr = false,
+                                 RTFSprms* pDirect = nullptr) const;
+    /// Inserts default values to override attributes of pAbstract.
+    void duplicateList(const RTFValue::Pointer_t& pAbstract);
+    /// Removes duplicated values based on in-list properties.
+    void deduplicateList(const std::map<int, int>& rInvalidListLevelFirstIndents);
+    std::size_t size() const { return m_pSprms->size(); }
+    bool empty() const { return m_pSprms->empty(); }
+    Entry_t& back() { return m_pSprms->back(); }
+    Iterator_t begin() { return m_pSprms->begin(); }
+    Iterator_t end() { return m_pSprms->end(); }
+    void clear();
+    bool equals(const RTFValue& rOther) const;
+
+private:
+    void ensureCopyBeforeWrite();
+    tools::SvRef<RTFSprmsImpl> m_pSprms;
+};
+
+/// RTF keyword with a parameter
+class RTFSprm : public Sprm
+{
+public:
+    RTFSprm(Id nKeyword, RTFValue::Pointer_t& pValue);
+    sal_uInt32 getId() const override;
+    Value::Pointer_t getValue() override;
+    writerfilter::Reference<Properties>::Pointer_t getProps() override;
+#ifdef DBG_UTIL
+    std::string getName() const override;
+    std::string toString() const override;
+#endif
+private:
+    Id m_nKeyword;
+    RTFValue::Pointer_t& m_pValue;
+};
+} // namespace writerfilter::rtftok
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */