--- misc/libvisio-0.0.9/src/lib/VSDXStyles.cpp	2011-10-22 15:25:55.000000000 +0200
+++ misc/build/libvisio-0.0.9/src/lib/VSDXStyles.cpp	2011-10-23 03:18:45.209282989 +0200
@@ -37,8 +37,151 @@
 {
 }
 
+libvisio::VSDXStyles::VSDXStyles(const libvisio::VSDXStyles &styles) :
+  m_lineStyles(), m_fillStyles(), m_textBlockStyles(), m_charStyles(), m_paraStyles(),
+  m_lineStyleMasters(styles.m_lineStyleMasters), m_fillStyleMasters(styles.m_fillStyleMasters),
+  m_textStyleMasters(styles.m_textStyleMasters)
+{
+  for (std::map<unsigned, VSDXFillStyle *>::const_iterator iterFillStyle = styles.m_fillStyles.begin();
+       iterFillStyle != styles.m_fillStyles.end(); iterFillStyle++)
+  {
+    if (iterFillStyle->second)
+      m_fillStyles[iterFillStyle->first] = new VSDXFillStyle(*(iterFillStyle->second));
+  }
+  for (std::map<unsigned, VSDXLineStyle *>::const_iterator iterLineStyle = styles.m_lineStyles.begin();
+       iterLineStyle != styles.m_lineStyles.end(); iterLineStyle++)
+  {
+    if (iterLineStyle->second)
+      m_lineStyles[iterLineStyle->first] = new VSDXLineStyle(*(iterLineStyle->second));
+  }
+  for (std::map<unsigned, VSDXTextBlockStyle *>::const_iterator iterTextBlockStyle = styles.m_textBlockStyles.begin();
+       iterTextBlockStyle != styles.m_textBlockStyles.end(); iterTextBlockStyle++)
+  {
+    if (iterTextBlockStyle->second)
+      m_textBlockStyles[iterTextBlockStyle->first] = new VSDXTextBlockStyle(*(iterTextBlockStyle->second));
+  }
+  for (std::map<unsigned, VSDXCharStyle *>::const_iterator iterCharStyle = styles.m_charStyles.begin();
+       iterCharStyle != styles.m_charStyles.end(); iterCharStyle++)
+  {
+    if (iterCharStyle->second)
+      m_charStyles[iterCharStyle->first] = new VSDXCharStyle(*(iterCharStyle->second));
+  }
+  for (std::map<unsigned, VSDXParaStyle *>::const_iterator iterParaStyle = styles.m_paraStyles.begin();
+       iterParaStyle != styles.m_paraStyles.end(); iterParaStyle++)
+  {
+    if (iterParaStyle->second)
+      m_paraStyles[iterParaStyle->first] = new VSDXParaStyle(*(iterParaStyle->second));
+  }
+}
+
 libvisio::VSDXStyles::~VSDXStyles()
 {
+  for (std::map<unsigned, VSDXFillStyle *>::iterator iterFillStyle = m_fillStyles.begin();
+       iterFillStyle != m_fillStyles.end(); iterFillStyle++)
+  {
+    if (iterFillStyle->second)
+      delete iterFillStyle->second;
+  }
+  for (std::map<unsigned, VSDXLineStyle *>::iterator iterLineStyle = m_lineStyles.begin();
+       iterLineStyle != m_lineStyles.end(); iterLineStyle++)
+  {
+    if (iterLineStyle->second)
+      delete iterLineStyle->second;
+  }
+  for (std::map<unsigned, VSDXTextBlockStyle *>::iterator iterTextBlockStyle = m_textBlockStyles.begin();
+       iterTextBlockStyle != m_textBlockStyles.end(); iterTextBlockStyle++)
+  {
+    if (iterTextBlockStyle->second)
+      delete (iterTextBlockStyle->second);
+  }
+  for (std::map<unsigned, VSDXCharStyle *>::iterator iterCharStyle = m_charStyles.begin();
+       iterCharStyle != m_charStyles.end(); iterCharStyle++)
+  {
+    if (iterCharStyle->second)
+      delete (iterCharStyle->second);
+  }
+  for (std::map<unsigned, VSDXParaStyle *>::iterator iterParaStyle = m_paraStyles.begin();
+       iterParaStyle != m_paraStyles.end(); iterParaStyle++)
+  {
+    if (iterParaStyle->second)
+      delete iterParaStyle->second;
+  }
+}
+
+libvisio::VSDXStyles & libvisio::VSDXStyles::operator=(const libvisio::VSDXStyles &styles)
+{
+  for (std::map<unsigned, VSDXFillStyle *>::iterator iterFillStyle = m_fillStyles.begin();
+       iterFillStyle != m_fillStyles.end(); iterFillStyle++)
+  {
+    if (iterFillStyle->second)
+      delete iterFillStyle->second;
+  }
+  m_fillStyles.clear();
+  for (std::map<unsigned, VSDXLineStyle *>::iterator iterLineStyle = m_lineStyles.begin();
+       iterLineStyle != m_lineStyles.end(); iterLineStyle++)
+  {
+    if (iterLineStyle->second)
+      delete iterLineStyle->second;
+  }
+  m_lineStyles.clear();
+  for (std::map<unsigned, VSDXTextBlockStyle *>::iterator iterTextBlockStyle = m_textBlockStyles.begin();
+       iterTextBlockStyle != m_textBlockStyles.end(); iterTextBlockStyle++)
+  {
+    if (iterTextBlockStyle->second)
+      delete (iterTextBlockStyle->second);
+  }
+  m_textBlockStyles.clear();
+  for (std::map<unsigned, VSDXCharStyle *>::iterator iterCharStyle = m_charStyles.begin();
+       iterCharStyle != m_charStyles.end(); iterCharStyle++)
+  {
+    if (iterCharStyle->second)
+      delete (iterCharStyle->second);
+  }
+  m_charStyles.clear();
+  for (std::map<unsigned, VSDXParaStyle *>::iterator iterParaStyle = m_paraStyles.begin();
+       iterParaStyle != m_paraStyles.end(); iterParaStyle++)
+  {
+    if (iterParaStyle->second)
+      delete iterParaStyle->second;
+  }
+  m_paraStyles.clear();
+
+  for (std::map<unsigned, VSDXFillStyle *>::const_iterator iterFillStyle = styles.m_fillStyles.begin();
+       iterFillStyle != styles.m_fillStyles.end(); iterFillStyle++)
+  {
+    if (iterFillStyle->second)
+      m_fillStyles[iterFillStyle->first] = new VSDXFillStyle(*(iterFillStyle->second));
+  }
+  for (std::map<unsigned, VSDXLineStyle *>::const_iterator iterLineStyle = styles.m_lineStyles.begin();
+       iterLineStyle != styles.m_lineStyles.end(); iterLineStyle++)
+  {
+    if (iterLineStyle->second)
+      m_lineStyles[iterLineStyle->first] = new VSDXLineStyle(*(iterLineStyle->second));
+  }
+  for (std::map<unsigned, VSDXTextBlockStyle *>::const_iterator iterTextBlockStyle = styles.m_textBlockStyles.begin();
+       iterTextBlockStyle != styles.m_textBlockStyles.end(); iterTextBlockStyle++)
+  {
+    if (iterTextBlockStyle->second)
+      m_textBlockStyles[iterTextBlockStyle->first] = new VSDXTextBlockStyle(*(iterTextBlockStyle->second));
+  }
+  for (std::map<unsigned, VSDXCharStyle *>::const_iterator iterCharStyle = styles.m_charStyles.begin();
+       iterCharStyle != styles.m_charStyles.end(); iterCharStyle++)
+  {
+    if (iterCharStyle->second)
+      m_charStyles[iterCharStyle->first] = new VSDXCharStyle(*(iterCharStyle->second));
+  }
+  for (std::map<unsigned, VSDXParaStyle *>::const_iterator iterParaStyle = styles.m_paraStyles.begin();
+       iterParaStyle != styles.m_paraStyles.end(); iterParaStyle++)
+  {
+    if (iterParaStyle->second)
+      m_paraStyles[iterParaStyle->first] = new VSDXParaStyle(*(iterParaStyle->second));
+  }
+
+  m_lineStyleMasters = styles.m_lineStyleMasters;
+  m_fillStyleMasters = styles.m_fillStyleMasters;
+  m_textStyleMasters = styles.m_textStyleMasters;
+
+  return *this;
 }
 
 void libvisio::VSDXStyles::addLineStyle(unsigned lineStyleIndex, VSDXLineStyle *lineStyle)
--- misc/libvisio-0.0.9/src/lib/VSDXStyles.h	2011-10-21 17:53:42.000000000 +0200
+++ misc/build/libvisio-0.0.9/src/lib/VSDXStyles.h	2011-10-23 03:18:45.209282989 +0200
@@ -119,6 +119,7 @@
     superscript(super),
     subscript(sub),
     face(f) {}
+  ~VSDXCharStyle() {}
   unsigned charCount;
   unsigned short faceID;
   Colour colour;
@@ -158,6 +159,7 @@
     spBefore(sb),
     spAfter(sa),
     align(a) {}
+  ~VSDXParaStyle() {}
   unsigned charCount;
   double indFirst;
   double indLeft;
@@ -190,6 +192,7 @@
     textBkgndColour(bgClr),
     defaultTabStop(defTab),
     textDirection(td) {}
+  ~VSDXTextBlockStyle() {}
   double leftMargin;
   double rightMargin;
   double topMargin;
@@ -205,7 +208,9 @@
 {
   public:
     VSDXStyles();
+    VSDXStyles(const VSDXStyles &styles);
     ~VSDXStyles();
+    VSDXStyles &operator=(const VSDXStyles &styles);
     void addLineStyle(unsigned lineStyleIndex, VSDXLineStyle *lineStyle);
     void addFillStyle(unsigned fillStyleIndex, VSDXFillStyle *fillStyle);
     void addTextBlockStyle(unsigned textStyleIndex, VSDXTextBlockStyle *textBlockStyle);