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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 .
+ */
+
+#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_DOCTREENODE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_INC_DOCTREENODE_HXX
+
+#include <sal/types.h>
+#include <vector>
+
+
+/* Definition of DocTreeNode class */
+
+namespace slideshow::internal
+ {
+
+ /** This class represents kind of a DOM tree node for shape
+ text
+
+ In order to animate subsets of shape text, we need
+ information about the logical and formatting structure of
+ that text (lines, paragraphs, words etc.). This is
+ represented in a tree structure, with DocTreeNodes as the
+ nodes. Instances of this class can be queried from the
+ DocTreeNodeSupplier interface.
+
+ This class has nothing to do with the Draw document tree.
+ */
+ class DocTreeNode
+ {
+ public:
+ /// Type of shape entity represented by this node
+ enum class NodeType
+ {
+ /// This node represents a paragraph
+ LogicalParagraph=129,
+ /// This node represents a word
+ LogicalWord=131,
+ /// This node represents a character
+ LogicalCharacterCell=132
+ };
+
+ /** Create empty tree node
+ */
+ DocTreeNode() :
+ mnStartIndex(-1),
+ mnEndIndex(-1)
+ {
+ }
+
+ /** Create tree node from start and end index.
+
+ Create a tree node for the given range and type.
+
+ @param nStartIndex
+ Start index
+
+ @param nEndIndex
+ End index (exclusive)
+
+ @param eType
+ Node type
+ */
+ DocTreeNode( sal_Int32 nStartIndex,
+ sal_Int32 nEndIndex ) :
+ mnStartIndex(nStartIndex),
+ mnEndIndex(nEndIndex)
+ {
+ }
+
+ bool isEmpty() const { return mnStartIndex == mnEndIndex; }
+
+ sal_Int32 getStartIndex() const { return mnStartIndex; }
+ void setStartIndex( sal_Int32 nIndex ) { mnStartIndex = nIndex; }
+ sal_Int32 getEndIndex() const { return mnEndIndex; }
+ void setEndIndex( sal_Int32 nIndex ) { mnEndIndex = nIndex; }
+
+ void reset()
+ {
+ mnStartIndex = -1;
+ mnEndIndex = -1;
+ }
+
+ private:
+ sal_Int32 mnStartIndex;
+ sal_Int32 mnEndIndex;
+
+ };
+
+ typedef ::std::vector< DocTreeNode > VectorOfDocTreeNodes;
+
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_INC_DOCTREENODE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */