my log

[synfig.git] / synfig-studio / trunk / src / synfigapp / actions / blinepointtangentsplit.cpp

diff --git a/synfig-studio/trunk/src/synfigapp/actions/blinepointtangentsplit.cpp b/synfig-studio/trunk/src/synfigapp/actions/blinepointtangentsplit.cpp
new file mode 100644 (file)
index 0000000..8a30cd5
--- /dev/null
+++ b/synfig-studio/trunk/src/synfigapp/actions/blinepointtangentsplit.cpp
@@ -0,0 +1,179 @@
+/* === S Y N F I G ========================================================= */
+/*!    \file blinepointtangentsplit.cpp
+**     \brief Template File
+**
+**     $Id: blinepointtangentsplit.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
+**
+**     \legal
+**     Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+**     This software and associated documentation
+**     are CONFIDENTIAL and PROPRIETARY property of
+**     the above-mentioned copyright holder.
+**
+**     You may not copy, print, publish, or in any
+**     other way distribute this software without
+**     a prior written agreement with
+**     the copyright holder.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#      include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#      include <config.h>
+#endif
+
+#include "blinepointtangentsplit.h"
+#include "valuedescset.h"
+
+#include "activepointset.h"
+#include "activepointadd.h"
+
+#include "valuedescconnect.h"
+#include <synfigapp/canvasinterface.h>
+
+#endif
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace synfigapp;
+using namespace Action;
+
+/* === M A C R O S ========================================================= */
+
+ACTION_INIT(Action::BLinePointTangentSplit);
+ACTION_SET_NAME(Action::BLinePointTangentSplit,"bline_point_tangent_split");
+ACTION_SET_LOCAL_NAME(Action::BLinePointTangentSplit,_("Split Tangents"));
+ACTION_SET_TASK(Action::BLinePointTangentSplit,"split");
+ACTION_SET_CATEGORY(Action::BLinePointTangentSplit,Action::CATEGORY_VALUENODE);
+ACTION_SET_PRIORITY(Action::BLinePointTangentSplit,0);
+ACTION_SET_VERSION(Action::BLinePointTangentSplit,"0.0");
+ACTION_SET_CVS_ID(Action::BLinePointTangentSplit,"$Id: blinepointtangentsplit.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Action::BLinePointTangentSplit::BLinePointTangentSplit()
+{
+       time=(Time::begin()-1);
+       set_dirty(true);
+}
+
+Action::ParamVocab
+Action::BLinePointTangentSplit::get_param_vocab()
+{
+       ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+       
+       ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
+               .set_local_name(_("ValueNode of BLinePoint"))
+       );
+
+       ret.push_back(ParamDesc("time",Param::TYPE_TIME)
+               .set_local_name(_("Time"))
+       );
+       
+       return ret;
+}
+
+bool
+Action::BLinePointTangentSplit::is_canidate(const ParamList &x)
+{
+       if(canidate_check(get_param_vocab(),x))
+       {
+               ValueNode_Composite::Handle value_node;
+               value_node=ValueNode_Composite::Handle::cast_dynamic(x.find("value_node")->second.get_value_node());
+               if(!value_node || value_node->get_type()!=ValueBase::TYPE_BLINEPOINT)
+                       return false;
+               synfig::Time time(x.find("time")->second.get_time());
+               if((*value_node->get_link("split"))(time).get(bool())==true)
+                       return false;
+               return true;
+       }
+       return false;
+}
+
+bool
+Action::BLinePointTangentSplit::set_param(const synfig::String& name, const Action::Param &param)
+{
+       if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
+       {
+               value_node=value_node.cast_dynamic(param.get_value_node());
+               
+               return (bool)(value_node);
+       }
+       if(name=="time" && param.get_type()==Param::TYPE_TIME)
+       {
+               time=param.get_time();
+               
+               return true;
+       }
+
+       return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::BLinePointTangentSplit::is_ready()const
+{
+       if(!value_node)
+               synfig::error("Missing or bad value_node");
+
+       if(time==(Time::begin()-1))
+               synfig::error("Missing time");
+       
+       if(!value_node || time==(Time::begin()-1))
+               return false;
+       return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::BLinePointTangentSplit::prepare()
+{
+       clear();
+
+       Action::Handle action;
+       
+       {
+               action=Action::create("value_desc_set");
+               if(!action)
+                       throw Error(_("Couldn't find action \"value_desc_set\""));
+               
+               action->set_param("canvas",get_canvas());
+               action->set_param("canvas_interface",get_canvas_interface());
+               action->set_param("value_desc",ValueDesc(value_node,3));
+               action->set_param("time",time);
+               action->set_param("new_value",synfig::ValueBase(true));
+       
+               assert(action->is_ready());
+               if(!action->is_ready())
+                       throw Error(Error::TYPE_NOTREADY);
+       
+               add_action(action);
+       }
+       {
+               action=Action::create("value_desc_set");
+               if(!action)
+                       throw Error(_("Couldn't find action \"value_desc_set\""));
+               
+               action->set_param("canvas",get_canvas());
+               action->set_param("canvas_interface",get_canvas_interface());
+               action->set_param("value_desc",ValueDesc(value_node,5));
+               action->set_param("time",time);
+               action->set_param("new_value",(*value_node->get_link("t1"))(time));
+       
+               assert(action->is_ready());
+               if(!action->is_ready())
+                       throw Error(Error::TYPE_NOTREADY);
+       
+               add_action(action);
+       }
+       
+}