New Value Description Smart Link action. It doesn't perform anything yet.
authorCarlos Lopez <genetita@gmail.com>
Fri, 3 Sep 2010 17:10:04 +0000 (19:10 +0200)
committerCarlos Lopez <genetita@gmail.com>
Fri, 3 Sep 2010 17:10:04 +0000 (19:10 +0200)
synfig-studio/src/synfigapp/Makefile.am
synfig-studio/src/synfigapp/action.cpp
synfig-studio/src/synfigapp/actions/valuedescsmartlink.cpp [new file with mode: 0644]
synfig-studio/src/synfigapp/actions/valuedescsmartlink.h [new file with mode: 0644]

index 40d466c..ddf38b0 100644 (file)
@@ -46,6 +46,7 @@ VALUEDESC_ACTION_HH = \
        actions/valuedescdisconnect.h \
        actions/valuedescexport.h \
        actions/valuedesclink.h \
+       actions/valuedescsmartlink.h \
        actions/valuedescblinelink.h \
        actions/valuedescset.h
 
@@ -55,6 +56,7 @@ VALUEDESC_ACTION_CC = \
        actions/valuedescdisconnect.cpp \
        actions/valuedescexport.cpp \
        actions/valuedesclink.cpp \
+       actions/valuedescsmartlink.cpp \
        actions/valuedescblinelink.cpp \
        actions/valuedescset.cpp
 
index 21d5f0c..f35d9a1 100644 (file)
@@ -72,6 +72,7 @@
 #include "actions/valuedescconnect.h"
 #include "actions/valuedescdisconnect.h"
 #include "actions/valuedesclink.h"
+#include "actions/valuedescsmartlink.h"
 #include "actions/valuedescblinelink.h"
 
 #include "actions/waypointadd.h"
@@ -196,6 +197,7 @@ Action::Main::Main()
        ADD_ACTION(Action::ValueDescConnect);
        ADD_ACTION(Action::ValueDescDisconnect);
        ADD_ACTION(Action::ValueDescLink);
+       ADD_ACTION(Action::ValueDescSmartLink);
        ADD_ACTION(Action::ValueDescBLineLink);
 
        ADD_ACTION(Action::WaypointAdd);
diff --git a/synfig-studio/src/synfigapp/actions/valuedescsmartlink.cpp b/synfig-studio/src/synfigapp/actions/valuedescsmartlink.cpp
new file mode 100644 (file)
index 0000000..9955984
--- /dev/null
@@ -0,0 +1,319 @@
+/* === S Y N F I G ========================================================= */
+/*!    \file valuedescsmartlink.cpp
+**     \brief Template File
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2007, 2008 Chris Moore
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package is distributed in the hope that it will be useful,
+**     but WITHOUT ANY WARRANTY; without even the implied warranty of
+**     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#      include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#      include <config.h>
+#endif
+
+#include "valuedescsmartlink.h"
+
+#include <synfigapp/canvasinterface.h>
+#include <synfig/valuenode_const.h>
+#include <synfig/valuenode_scale.h>
+
+#include <synfigapp/general.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::ValueDescSmartLink);
+ACTION_SET_NAME(Action::ValueDescSmartLink,"ValueDescSmartLink");
+ACTION_SET_LOCAL_NAME(Action::ValueDescSmartLink,N_("Smart Link"));
+ACTION_SET_TASK(Action::ValueDescSmartLink,"connect");
+ACTION_SET_CATEGORY(Action::ValueDescSmartLink,Action::CATEGORY_VALUEDESC);
+ACTION_SET_PRIORITY(Action::ValueDescSmartLink,0);
+ACTION_SET_VERSION(Action::ValueDescSmartLink,"0.0");
+ACTION_SET_CVS_ID(Action::ValueDescSmartLink,"$Id$");
+
+/* === 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::ValueDescSmartLink::ValueDescSmartLink(): poison(false), status_level(0)
+{
+}
+
+Action::ParamVocab
+Action::ValueDescSmartLink::get_param_vocab()
+{
+       ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+       ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
+               .set_local_name(_("ValueDesc to smart link"))
+               .set_requires_multiple()
+       );
+
+       return ret;
+}
+
+bool
+Action::ValueDescSmartLink::is_candidate(const ParamList &x)
+{
+       // If action parameters are not Value Desc
+       if(!candidate_check(get_param_vocab(),x))
+               return false;
+       // If the size of the List of Param is not two
+
+       // If both value desc aren't Linkable Value Nodes children
+       ParamList::const_iterator iter;
+       int counter=0;
+       Param params[2];
+       for(iter=x.begin(); iter!=x.end(); iter++)
+       {
+               if(iter->first == "value_desc")
+               {
+                       params[counter]=iter->second;
+                       counter++;
+               }
+               if (counter>2)
+                       return false;
+       }
+       Param pfront(params[0]);
+       Param pback(params[1]);
+       if(!pfront.get_value_desc().parent_is_linkable_value_node() ||
+               !pback.get_value_desc().parent_is_linkable_value_node())
+               return false;
+       // If both don't have opposite scalars.
+       if(!((pback.get_value_desc().get_scalar()< 0 && pfront.get_value_desc().get_scalar()> 0)
+                       ||
+                       (pback.get_value_desc().get_scalar()> 0 && pfront.get_value_desc().get_scalar()< 0))
+               )
+               return false;
+
+       //We have reached two opposite tangents
+       return true;
+}
+
+bool
+Action::ValueDescSmartLink::set_param(const synfig::String& name, const Action::Param &param)
+{
+       if(name=="time" && param.get_type()==Param::TYPE_TIME)
+       {
+               time=param.get_time();
+               return true;
+       }
+
+       // don't bother looking for the best value to use if there's already been an error
+       if (poison==true) return false;
+
+       if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
+       {
+               ValueDesc value_desc(param.get_value_desc());
+
+               if(value_desc.is_value_node() && value_desc.get_value_node()->is_exported())
+               {
+                       if(link_value_node==value_desc.get_value_node())
+                               return true;
+
+                       if(link_value_node && link_value_node->is_exported())
+                       {
+                               poison=true;
+                               status_message = (_("Cannot link two different exported values ('") +
+                                                                 value_desc.get_value_node()->get_id() + _("' and '") +
+                                                                 link_value_node->get_id()) + _("')");
+                               return false;
+                       }
+
+                       link_value_node=value_desc.get_value_node();
+                       status_message = _("Used exported ValueNode ('") + link_value_node->get_id() + _("').");
+               }
+               else if(value_desc.is_value_node())
+               {
+                       if(!link_value_node)
+                       {
+                               status_level = 1;
+                               status_message = _("Using the only available ValueNode.");
+                               link_value_node=value_desc.get_value_node();
+                       }
+                       else if(link_value_node->is_exported())
+                       {
+                               // we've already seen an exported value, so use that rather than the current value
+                       }
+                       // Use the one that is referenced more
+                       else if(link_value_node->rcount()!=value_desc.get_value_node()->rcount())
+                       {
+                               if(link_value_node->rcount()<value_desc.get_value_node()->rcount())
+                               {
+                                       status_level = 2;
+                                       status_message = _("Using the most referenced ValueNode.");
+                                       link_value_node=value_desc.get_value_node();
+                               }
+                               else if (status_level <= 2)
+                               {
+                                       status_level = 2;
+                                       status_message = _("Using the most referenced ValueNode.");
+                               }
+                       }
+                       // If the current link value node is a constant and
+                       // this one isn't, then give preference to the exotic
+                       else if(ValueNode_Const::Handle::cast_dynamic(link_value_node) && !ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()))
+                       {
+                               status_level = 3;
+                               status_message = _("There's a tie for most referenced; using the animated ValueNode.");
+                               link_value_node=value_desc.get_value_node();
+                       }
+                       else if(ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()) && !ValueNode_Const::Handle::cast_dynamic(link_value_node))
+                       {
+                               if (status_level <= 3)
+                               {
+                                       status_level = 3;
+                                       status_message = _("There's a tie for most referenced; using the animated ValueNode.");
+                               }
+                       }
+                       // If both are animated, and this one has more waypoints, then use the one with more waypoints
+                       else if(ValueNode_Animated::Handle::cast_dynamic(link_value_node) &&
+                                       ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node()) &&
+                                       ValueNode_Animated::Handle::cast_dynamic(link_value_node)->waypoint_list().size() !=
+                                       ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node())->waypoint_list().size())
+                       {
+                               if (ValueNode_Animated::Handle::cast_dynamic(link_value_node)->waypoint_list().size() <
+                                       ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node())->waypoint_list().size())
+                               {
+                                       status_level = 4;
+                                       status_message = _("There's a tie for most referenced, and both are animated; using the one with the most waypoints.");
+                                       link_value_node=value_desc.get_value_node();
+                               }
+                               else if (status_level <= 4)
+                               {
+                                       status_level = 4;
+                                       status_message = _("There's a tie for most referenced, and both are animated; using the one with the most waypoints.");
+                               }
+                       }
+                       // Use the one that was least recently changed
+                       else if(link_value_node->get_time_last_changed()!=value_desc.get_value_node()->get_time_last_changed())
+                       {
+                               if(link_value_node->get_time_last_changed()>value_desc.get_value_node()->get_time_last_changed())
+                               {
+                                       status_level = 5;
+                                       status_message = _("Everything is tied; using the least recently modified value.");
+                                       link_value_node=value_desc.get_value_node();
+                               }
+                               else if (status_level <= 5)
+                               {
+                                       status_level = 5;
+                                       status_message = _("Everything is tied; using the least recently modified value.");
+                               }
+                       }
+                       else
+                       {
+                               status_level = 6;
+                               status_message = _("Absolutely everything is tied.");
+                       }
+               }
+
+               if(value_desc_list.size() && value_desc.get_value_type()!=value_desc_list.front().get_value_type())
+               {
+                       // Everything must be of the same type
+                       poison=true;
+                       status_message = (strprintf(_("Cannot link two values of different types ('%s' and '%s')"),
+                                                                               ValueBase::type_local_name(value_desc.get_value_type()).c_str(),
+                                                                               ValueBase::type_local_name(value_desc_list.front().get_value_type()).c_str()));
+                       return false;
+               }
+
+               value_desc_list.push_back(value_desc);
+
+               return true;
+       }
+
+       return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::ValueDescSmartLink::is_ready()const
+{
+       if(poison)
+               return true;
+       if(value_desc_list.size()!=2)
+               return false;
+       return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::ValueDescSmartLink::prepare()
+{
+       if(poison)
+               throw Error(status_message.c_str());
+
+       if(value_desc_list.empty())
+               throw Error(Error::TYPE_NOTREADY);
+
+       clear();
+/*
+       if(value_desc_list.size()!=2)
+               throw Error(Error::TYPE_BUG);
+
+       ValueDesc& value_desc_t1(value_desc_list.front());
+       ValueDesc& value_desc_t2(value_desc_list.back());
+       t1 = value_desc_t1.get_value_node();
+       t2 = value_desc_t2.get_value_node();
+
+       if(!link_value_node)
+       {
+               throw Error(Error::TYPE_BUG);
+       }
+
+       //Study the particular case of two tangents of a bline being linked.
+       ValueDesc& toconvert;
+               if(t1==link_value_node)
+               {
+                       // Convert t2
+                       synfig::info("converting t2");
+                       toconvert=value_desc_t2;
+               }
+               else if(t2==link_value_node)
+               {
+                       //Convert t1
+                       synfig::info("converting t1");
+                       toconvert=value_desc_t1;
+               }
+               else { synfig::info("error"); }
+
+
+               Action::Handle action(Action::create("ValueDescConvert"));
+               action->set_param("canvas",get_canvas());
+               action->set_param("canvas_interface",get_canvas_interface());
+               action->set_param("time",time);
+               action->set_param("type","scalar");
+               action->set_param("value_desc",toconvert);
+               assert(action->is_ready());
+               if(!action->is_ready())
+                       throw Error(Error::TYPE_NOTREADY);
+               add_action_front(action);
+*/
+       synfig::info("http://synfig.org/Linking#Tier_%d : %s", status_level, status_message.c_str());
+}
diff --git a/synfig-studio/src/synfigapp/actions/valuedescsmartlink.h b/synfig-studio/src/synfigapp/actions/valuedescsmartlink.h
new file mode 100644 (file)
index 0000000..3904793
--- /dev/null
@@ -0,0 +1,80 @@
+/* === S Y N F I G ========================================================= */
+/*!    \file valuedescsmartlink.h
+**     \brief Template File
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2007 Chris Moore
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package is distributed in the hope that it will be useful,
+**     but WITHOUT ANY WARRANTY; without even the implied warranty of
+**     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SYNFIG_APP_ACTION_VALUEDESCSMARTLINK_H
+#define __SYNFIG_APP_ACTION_VALUEDESCSMARTLINK_H
+
+/* === H E A D E R S ======================================================= */
+
+#include <synfigapp/action.h>
+#include <synfigapp/value_desc.h>
+#include <list>
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace synfigapp {
+
+namespace Action {
+
+class ValueDescSmartLink :
+       public Super
+{
+private:
+
+       std::list<ValueDesc> value_desc_list;
+       synfig::ValueNode::Handle t1;
+       synfig::ValueNode::Handle t2;
+       synfig::ValueNode::Handle link_value_node;
+
+       bool poison;
+       int status_level;
+       synfig::String status_message;
+       synfig::Time time;
+
+public:
+
+       ValueDescSmartLink();
+
+       static ParamVocab get_param_vocab();
+       static bool is_candidate(const ParamList &x);
+
+       virtual bool set_param(const synfig::String& name, const Param &);
+       virtual bool is_ready()const;
+
+       virtual void prepare();
+
+       ACTION_MODULE_EXT
+};
+
+}; // END of namespace action
+}; // END of namespace studio
+
+/* === E N D =============================================================== */
+
+#endif