From b890431f7577909e7c5887b21b0456267ce1faa4 Mon Sep 17 00:00:00 2001
From: Carlos Lopez <genetita@gmail.com>
Date: Sun, 22 Aug 2010 21:10:52 +0200
Subject: [PATCH 1/1] Load and save canvas now understand load and save static
 option for real value base. It is pending all the rest of value base types.

---
 synfig-core/src/synfig/loadcanvas.cpp | 26 +++++++++++++++++++++++++-
 synfig-core/src/synfig/loadcanvas.h   |  3 +++
 synfig-core/src/synfig/savecanvas.cpp |  6 ++++--
 3 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/synfig-core/src/synfig/loadcanvas.cpp b/synfig-core/src/synfig/loadcanvas.cpp
index 08a0f06..37c5d1d 100644
--- a/synfig-core/src/synfig/loadcanvas.cpp
+++ b/synfig-core/src/synfig/loadcanvas.cpp
@@ -824,11 +824,35 @@ CanvasParser::parse_angle(xmlpp::Element *element)
 	return Angle::deg(atof(val.c_str()));
 }
 
+bool
+CanvasParser::parse_static(xmlpp::Element *element)
+{
+	if(!element->get_attribute("static"))
+		return false;
+
+	string val=element->get_attribute("static")->get_value();
+
+	if(val=="true" || val=="1")
+		return true;
+	if(val=="false" || val=="0")
+		return false;
+
+	error(element,strprintf(_("Bad value \"%s\" in <%s>"),val.c_str(),"bool"));
+
+	return false;
+}
+
+
 ValueBase
 CanvasParser::parse_value(xmlpp::Element *element,Canvas::Handle canvas)
 {
 	if(element->get_name()=="real")
-		return parse_real(element);
+	{
+		ValueBase ret;
+		ret.set(parse_real(element));
+		ret.set_static(parse_static(element));
+		return ret;
+	}
 	else
 	if(element->get_name()=="time")
 		return parse_time(element,canvas);
diff --git a/synfig-core/src/synfig/loadcanvas.h b/synfig-core/src/synfig/loadcanvas.h
index b347850..8cfc482 100644
--- a/synfig-core/src/synfig/loadcanvas.h
+++ b/synfig-core/src/synfig/loadcanvas.h
@@ -203,6 +203,9 @@ private:
 	//! Dynamic List Parsnig Function
 	etl::handle<ValueNode_DynamicList> parse_dynamic_list(xmlpp::Element *node,Canvas::Handle canvas);
 
+	//! Static option for ValueBase parsing fucntion
+	bool parse_static(xmlpp::Element *node);
+
 }; // END of CanvasParser
 
 /* === E X T E R N S ======================================================= */
diff --git a/synfig-core/src/synfig/savecanvas.cpp b/synfig-core/src/synfig/savecanvas.cpp
index 7682195..af459cb 100644
--- a/synfig-core/src/synfig/savecanvas.cpp
+++ b/synfig-core/src/synfig/savecanvas.cpp
@@ -92,10 +92,12 @@ xmlpp::Element* encode_keyframe(xmlpp::Element* root,const Keyframe &kf, float f
 }
 
 
-xmlpp::Element* encode_real(xmlpp::Element* root,Real v)
+xmlpp::Element* encode_real(xmlpp::Element* root,Real v, bool s=false)
 {
 	root->set_name("real");
  	root->set_attribute("value",strprintf(VECTOR_VALUE_TYPE_FORMAT,v));
+ 	if(s)
+ 		root->set_attribute("static", s?"true":"false");
 	return root;
 }
 
@@ -212,7 +214,7 @@ xmlpp::Element* encode_value(xmlpp::Element* root,const ValueBase &data,Canvas::
 	switch(data.get_type())
 	{
 	case ValueBase::TYPE_REAL:
-		return encode_real(root,data.get(Real()));
+		return encode_real(root,data.get(Real()), data.get_static());
 	case ValueBase::TYPE_TIME:
 		return encode_time(root,data.get(Time()));
 	case ValueBase::TYPE_INTEGER:
-- 
2.7.4