+ mapnik-serialize-fontset.patch from jonb

This adds the fontset support into save_xml - Adds fontset_name into the text attributes - Adds the fontset definitions - glue to read fontsets from map
mapnik · Jan 17, 2009 · 387ff21 · 387ff21
1 parent cad0a83
commit 387ff21
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Showing 4 changed files with 58 additions and 2 deletions.
diff --git a/include/mapnik/map.hpp b/include/mapnik/map.hpp
@@ -76,6 +76,8 @@ namespace mapnik
 
         typedef std::map<std::string,feature_type_style>::const_iterator const_style_iterator;
         typedef std::map<std::string,feature_type_style>::iterator style_iterator;
+        typedef std::map<std::string,FontSet>::const_iterator const_fontset_iterator;
+        typedef std::map<std::string,FontSet>::iterator fontset_iterator;
 
         /*! \brief Default constructor.
          *
@@ -169,6 +171,16 @@ namespace mapnik
          */
         FontSet const& find_fontset(std::string const& name) const;
 
+        /*! \brief Get all fontsets
+         * @return Const reference to fontsets
+         */
+        std::map<std::string,FontSet> const& fontsets() const;
+
+        /*! \brief Get all fontsets
+         * @return Non-constant reference to fontsets
+         */
+        std::map<std::string,FontSet> & fontsets();
+
         /*! \brief Get number of all layers.
          */
         size_t layerCount() const;

diff --git a/src/font_set.cpp b/src/font_set.cpp
@@ -31,7 +31,7 @@
 namespace mapnik
 {
     FontSet::FontSet()
-        : name_("default") {}
+        : name_("") {}
 
     FontSet::FontSet(std::string const& name)
         : name_(name) {}

diff --git a/src/map.cpp b/src/map.cpp
@@ -125,6 +125,16 @@ namespace mapnik
         return default_fontset;
     }
 
+   std::map<std::string,FontSet> const& Map::fontsets() const
+   {
+      return fontsets_;
+   }
+
+   std::map<std::string,FontSet> & Map::fontsets()
+   {
+      return fontsets_;
+   }
+
    boost::optional<feature_type_style const&> Map::find_style(std::string const& name) const
    {
       std::map<std::string,feature_type_style>::const_iterator itr = styles_.find(name);

diff --git a/src/save_map.cpp b/src/save_map.cpp
@@ -215,7 +215,11 @@ namespace mapnik
                 if ( ! face_name.empty() ) {
                     set_attr( node, "face_name", face_name );    
                 }
-
+                const std::string & fontset_name = sym.get_fontset().get_name();
+                if ( ! fontset_name.empty() ) {
+                    set_attr( node, "fontset_name", fontset_name );
+                }
+
                 set_attr( node, "size", sym.get_text_size() );    
                 set_attr( node, "fill", sym.get_fill() );    
 
@@ -344,6 +348,27 @@ namespace mapnik
 
     }
 
+    void serialize_fontset( ptree & map_node, Map::const_fontset_iterator fontset_it )
+    {
+        const FontSet & fontset = fontset_it->second;
+        const std::string & name = fontset_it->first;
+
+        ptree & fontset_node = map_node.push_back(
+                ptree::value_type("FontSet", ptree()))->second;
+
+        set_attr(fontset_node, "name", name);
+
+        std::vector<std::string>::const_iterator it = fontset.get_face_names().begin();
+        std::vector<std::string>::const_iterator end = fontset.get_face_names().end();
+        for (; it != end; ++it)
+        {
+            ptree & font_node = fontset_node.push_back(
+                    ptree::value_type("Font", ptree()))->second;
+            set_attr(font_node, "face_name", *it);
+        }
+
+    }
+
     void serialize_datasource( ptree & layer_node, datasource_ptr datasource)
     {
         ptree & datasource_node = layer_node.push_back(
@@ -434,6 +459,15 @@ namespace mapnik
             set_attr( map_node, "bgcolor", * c );    
         }
 
+        {
+            Map::const_fontset_iterator it = map.fontsets().begin();
+            Map::const_fontset_iterator end = map.fontsets().end();
+            for (; it != end; ++it)
+            {
+                serialize_fontset( map_node, it);
+            }
+        }
+
         Map::const_style_iterator it = map.styles().begin();
         Map::const_style_iterator end = map.styles().end();
         for (; it != end; ++it)