+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file valuedesclink.cpp
-** \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
-*/
-/* ========================================================================= */
-
-/* === H E A D E R S ======================================================= */
-
-#ifdef USING_PCH
-# include "pch.h"
-#else
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "valuedesclink.h"
-
-#include <synfigapp/canvasinterface.h>
-#include <synfig/valuenode_const.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::ValueDescLink);
-ACTION_SET_NAME(Action::ValueDescLink,"value_desc_link");
-ACTION_SET_LOCAL_NAME(Action::ValueDescLink,"Link");
-ACTION_SET_TASK(Action::ValueDescLink,"connect");
-ACTION_SET_CATEGORY(Action::ValueDescLink,Action::CATEGORY_VALUEDESC);
-ACTION_SET_PRIORITY(Action::ValueDescLink,0);
-ACTION_SET_VERSION(Action::ValueDescLink,"0.0");
-ACTION_SET_CVS_ID(Action::ValueDescLink,"$Id$");
-
-/* === 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::ValueDescLink::ValueDescLink(): poison(false), status_level(0)
-{
-}
-
-Action::ParamVocab
-Action::ValueDescLink::get_param_vocab()
-{
- ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
-
- ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
- .set_local_name(_("ValueDesc to link"))
- .set_requires_multiple()
- );
-
- return ret;
-}
-
-bool
-Action::ValueDescLink::is_candidate(const ParamList &x)
-{
- return candidate_check(get_param_vocab(),x);
-}
-
-bool
-Action::ValueDescLink::set_param(const synfig::String& name, const Action::Param ¶m)
-{
- 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 = (_("Cannot link two values of different types ('") +
- value_desc.get_value().type_name() + _("' and '") +
- value_desc_list.front().get_value().type_name() +_("')"));
- return false;
- }
-
- value_desc_list.push_back(value_desc);
-
- return true;
- }
-
- return Action::CanvasSpecific::set_param(name,param);
-}
-
-bool
-Action::ValueDescLink::is_ready()const
-{
- if(poison)
- return true;
- if(value_desc_list.size()<=1)
- return false;
- return Action::CanvasSpecific::is_ready();
-}
-
-void
-Action::ValueDescLink::prepare()
-{
- if(poison)
- throw Error(status_message.c_str());
-
- if(value_desc_list.empty())
- throw Error(Error::TYPE_NOTREADY);
-
- clear();
-
- if(!link_value_node)
- {
- status_message = _("No ValueNodes were available, so one was created.");
- ValueDesc& value_desc(value_desc_list.front());
-
- link_value_node=ValueNode_Const::create(value_desc.get_value(time));
-
- Action::Handle action(Action::create("value_desc_connect"));
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("src",link_value_node);
- action->set_param("dest",value_desc);
-
- assert(action->is_ready());
- if(!action->is_ready())
- throw Error(Error::TYPE_NOTREADY);
-
- add_action_front(action);
- }
-
- /*
- if(!link_value_node->is_exported())
- {
- Action::Handle action(Action::create("value_node_add"));
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("new",link_value_node);
- action->set_param("name",strprintf(_("Unnamed%08d"),synfig::UniqueID().get_uid()));
-
- assert(action->is_ready());
- if(!action->is_ready())
- throw Error(Error::TYPE_NOTREADY);
-
- add_action_front(action);
- }
- */
-
- std::list<ValueDesc>::iterator iter;
- for(iter=value_desc_list.begin();iter!=value_desc_list.end();++iter)
- {
- ValueDesc& value_desc(*iter);
-
- Action::Handle action(Action::create("value_desc_connect"));
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("src",link_value_node);
- action->set_param("dest",value_desc);
-
- assert(action->is_ready());
- if(!action->is_ready())
- throw Error(Error::TYPE_NOTREADY);
-
- add_action_front(action);
- }
-
- synfig::info(status_message);
-}