Remove todo

[lyx.git] / src / buffer_funcs.cpp

diff --git a/src/buffer_funcs.cpp b/src/buffer_funcs.cpp
index d38e3aaaa7f0a6c344fdde46e8aa14688e94e6aa..23ad4eb1284fa5a4d3127ffa6403ed57915c47a1 100644 (file)
--- a/src/buffer_funcs.cpp
+++ b/src/buffer_funcs.cpp
@@ -49,6 +49,7 @@
 #include "support/filetools.h"
 #include "support/gettext.h"
 #include "support/lstrings.h"
+#include "support/textutils.h"
 
 using namespace std;
 using namespace lyx::support;
@@ -182,6 +183,33 @@ int countWords(DocIterator const & from, DocIterator const & to)
 }
 
 
+int countChars(DocIterator const & from, DocIterator const & to, bool with_blanks)
+{
+       int chars = 0;
+       int blanks = 0;
+       for (DocIterator dit = from ; dit != to ; dit.forwardPos()) {
+               if (dit.inTexted()
+                   && dit.pos() != dit.lastpos()
+                   && !dit.paragraph().isDeleted(dit.pos())) {
+                       if (dit.paragraph().isInset(dit.pos())) {
+                               if (dit.paragraph().getInset(dit.pos())->isLetter())
+                                       ++chars;
+                               else if (dit.paragraph().getInset(dit.pos())->isSpace() && with_blanks)
+                                       ++blanks;
+                       } else {
+                               char_type const c = dit.paragraph().getChar(dit.pos());
+                               if (isPrintableNonspace(c))
+                                       ++chars;
+                               else if (isSpace(c) && with_blanks)
+                                       ++blanks;
+                       }
+               }
+       }
+
+       return chars + blanks;
+}
+
+
 namespace {
 
 depth_type getDepth(DocIterator const & it)