/* === G L O B A L S ======================================================= */
-FileVersion save_canvas_version;
+ReleaseVersion save_canvas_version = ReleaseVersion(RELEASE_VERSION_END-1);
+int valuenode_too_new_count;
/* === P R O C E D U R E S ================================================= */
xmlpp::Element* encode_linkable_value_node(xmlpp::Element* root,LinkableValueNode::ConstHandle value_node,Canvas::ConstHandle canvas=0)
{
assert(value_node);
- root->set_name(value_node->get_name());
+
+ String name(value_node->get_name());
+ ReleaseVersion saving_version(get_file_version());
+ ReleaseVersion feature_version(LinkableValueNode::book()[name].release_version);
+
+ if (saving_version < feature_version)
+ {
+ valuenode_too_new_count++;
+ warning("can't save <%s> valuenodes in this old file format version", name.c_str());
+
+ ValueBase value((*value_node)(0));
+ encode_value(root,value,canvas);
+
+ // ValueNode_Const::ConstHandle const_value(ValueNode_Const::create((*value_node)(0)));
+ // encode_value_node(root,const_value,canvas);
+
+ return root;
+ }
+
+ root->set_name(name);
root->set_attribute("type",ValueBase::type_name(value_node->get_type()));
return root;
}
+xmlpp::Element* encode_canvas_toplevel(xmlpp::Element* root,Canvas::ConstHandle canvas)
+{
+ valuenode_too_new_count = 0;
+
+ xmlpp::Element* ret = encode_canvas(root, canvas);
+
+ if (valuenode_too_new_count)
+ warning("saved %d valuenodes as constant values in old file format\n", valuenode_too_new_count);
+
+ return ret;
+}
+
bool
synfig::save_canvas(const String &filename, Canvas::ConstHandle canvas)
{
assert(canvas);
xmlpp::Document document;
- encode_canvas(document.create_root_node("canvas"),canvas);
+ encode_canvas_toplevel(document.create_root_node("canvas"),canvas);
document.write_to_file_formatted(tmp_filename);
}
xmlpp::Document document;
- encode_canvas(document.create_root_node("canvas"),canvas);
+ encode_canvas_toplevel(document.create_root_node("canvas"),canvas);
return document.write_to_string_formatted();
}
void
-synfig::set_file_version(FileVersion version)
+synfig::set_file_version(ReleaseVersion version)
{
save_canvas_version = version;
}
-FileVersion
+ReleaseVersion
synfig::get_file_version()
{
return save_canvas_version;