Improve conversion error message.

[lyx.git] / src / Paragraph.h

diff --git a/src/Paragraph.h b/src/Paragraph.h
index 9ab52ed01b0f0f8b8b77fd47483224c69d8b31ed..ed541b922357a9a71f6073fc1a7d95a6fb75a67d 100644 (file)
--- a/src/Paragraph.h
+++ b/src/Paragraph.h
@@ -77,12 +77,34 @@ public:
        {
                return first == s.first && last == s.last;
        }
-       
+
        inline bool inside(pos_type p) const
        {
                return first <= p && p <= last;
        }
 
+       inline size_t size() const
+       {
+               return empty() ? 0 : last - first;
+       }
+       
+
+       inline FontSpan intersect(FontSpan const & f) const
+       {
+               FontSpan result = FontSpan();
+               if (inside(f.first))
+                       result.first = f.first;
+               else if (f.inside(first))
+                       result.first = first;
+               else
+                       return result;
+               if (inside(f.last))
+                       result.last = f.last;
+               else if (f.inside(last))
+                       result.last = last;
+               return result;
+       }
+       
        inline bool empty() const
        {
                return first > last;
@@ -170,8 +192,8 @@ public:
 
        /// \param force means: output even if layout.inpreamble is true.
        void latex(BufferParams const &, Font const & outerfont, otexstream &,
-                  TexRow & texrow, OutputParams const &,
-                  int start_pos = 0, int end_pos = -1, bool force = false) const;
+                  OutputParams const &, int start_pos = 0, int end_pos = -1,
+                  bool force = false) const;
 
        /// Can we drop the standard paragraph wrapper?
        bool emptyTag() const;