Added basic HTML output functionality to formatted_string. Not used

anywhere yet.


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@2479 c06c8d41-db1a-0410-9941-cceddc491573

2 files changed, 44 insertions, 1 deletions

diff --git a/crawl-ref/source/format.cc b/crawl-ref/source/format.cc
index 400f900dff..33bb2a47d1 100644
--- a/crawl-ref/source/format.cc
+++ b/crawl-ref/source/format.cc
@@ -166,6 +166,48 @@ formatted_string::operator std::string() const
     return (s);
 }
 
+void replace_all_in_string(std::string& s, const std::string& search,
+                           const std::string& replace)
+{
+    std::string::size_type pos = 0;
+    while ( (pos = s.find(search, pos)) != std::string::npos )
+    {
+        s.replace(pos, search.size(), replace);
+        pos += replace.size();
+    }
+}
+
+std::string formatted_string::html_dump() const
+{
+    std::string s;
+    for (unsigned i = 0; i < ops.size(); ++i)
+    {
+        std::string tmp;
+        switch (ops[i].type)
+        {
+        case FSOP_TEXT:
+            tmp = ops[i].text;
+            // (very) crude HTMLification
+            replace_all_in_string(tmp, "&", "&amp;");
+            replace_all_in_string(tmp, " ", "&nbsp;");
+            replace_all_in_string(tmp, "<", "&lt;");
+            replace_all_in_string(tmp, ">", "&gt;");
+            replace_all_in_string(tmp, "\n", "<br>");
+            s += tmp;
+            break;
+        case FSOP_COLOUR:
+            s += "<font color=";
+            s += colour_to_str(ops[i].x);
+            s += ">";
+            break;
+        case FSOP_CURSOR:
+            // FIXME error handling?
+            break;
+        }
+    }
+    return s;
+}
+
 const formatted_string &
 formatted_string::operator += (const formatted_string &other)
 {
diff --git a/crawl-ref/source/format.h b/crawl-ref/source/format.h
index 8391c2cbb8..6376849b27 100644
--- a/crawl-ref/source/format.h
+++ b/crawl-ref/source/format.h
@@ -38,6 +38,7 @@ public:
     void swap(formatted_string& other);
 
     std::string::size_type length() const;
+    std::string html_dump() const;
 
     const formatted_string &operator += (const formatted_string &other);
 
@@ -58,7 +59,7 @@ private:
     int find_last_colour() const;
 
 public:
-
+    
     struct fs_op
     {
         fs_op_type type;