From 55cf7a2bed5269c34809001c8d1b7f8d5f5954f4 Mon Sep 17 00:00:00 2001
From: Andrii Tkachenko <tas.gma@gmail.com>
Date: Thu, 8 Feb 2018 07:24:58 +0100
Subject: [PATCH] xlnt. rich_text copy constructor.

---
 include/xlnt/cell/rich_text.hpp | 20 +++++++++++++++-----
 source/cell/rich_text.cpp       | 15 +++++++++++++++
 2 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/include/xlnt/cell/rich_text.hpp b/include/xlnt/cell/rich_text.hpp
index 37849580..546910aa 100644
--- a/include/xlnt/cell/rich_text.hpp
+++ b/include/xlnt/cell/rich_text.hpp
@@ -43,10 +43,15 @@ public:
     /// </summary>
     rich_text() = default;
 
-    /// <summary>
-    /// Constructs a rich text object with the given text and no font.
-    /// </summary>
-    rich_text(const std::string &plain_text);
+	/// <summary>
+	/// Constructs a rich text object with the given text and no font.
+	/// </summary>
+	rich_text(const std::string &plain_text);
+	
+	/// <summary>
+	/// Constructs a rich text object from other
+	/// </summary>
+	rich_text(const rich_text &other);
 
     /// <summary>
     /// Constructs a rich text object with the given text and font.
@@ -89,7 +94,12 @@ public:
     /// </summary>
     void add_run(const rich_text_run &t);
 
-    /// <summary>
+	/// <summary>
+	/// Copies rich text object from other
+	/// </summary>
+	rich_text& operator=(const rich_text &rhs);
+	
+	/// <summary>
     /// Returns true if the runs that make up this text are identical to those in rhs.
     /// </summary>
     bool operator==(const rich_text &rhs) const;
diff --git a/source/cell/rich_text.cpp b/source/cell/rich_text.cpp
index 44bb5583..d8c3015e 100644
--- a/source/cell/rich_text.cpp
+++ b/source/cell/rich_text.cpp
@@ -38,6 +38,18 @@ rich_text::rich_text(const std::string &plain_text, const class font &text_font)
 {
 }
 
+rich_text::rich_text(const rich_text &other)
+{
+	(*this) = other;
+}
+
+rich_text& rich_text::operator=(const rich_text &rhs)
+{
+	runs_.clear();
+	runs_ = rhs.runs_;
+	return (*this);
+}
+
 rich_text::rich_text(const rich_text_run &single_run)
 {
     add_run(single_run);
@@ -56,6 +68,9 @@ void rich_text::plain_text(const std::string &s)
 
 std::string rich_text::plain_text() const
 {
+	if (runs_.size() == 1)
+		return runs_.begin()->first;
+
     return std::accumulate(runs_.begin(), runs_.end(), std::string(),
         [](const std::string &a, const rich_text_run &run) { return a + run.first; });
 }