/*! \file valuedesclink.cpp
** \brief Template File
**
-** $Id: valuedesclink.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
+** $Id$
**
** \legal
-** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007, 2008 Chris Moore
**
-** This software and associated documentation
-** are CONFIDENTIAL and PROPRIETARY property of
-** the above-mentioned copyright holder.
+** 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.
**
-** You may not copy, print, publish, or in any
-** other way distribute this software without
-** a prior written agreement with
-** the copyright holder.
+** 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
*/
/* ========================================================================= */
#include <synfigapp/canvasinterface.h>
#include <synfig/valuenode_const.h>
+#include <synfigapp/general.h>
+
#endif
using namespace std;
ACTION_INIT(Action::ValueDescLink);
ACTION_SET_NAME(Action::ValueDescLink,"value_desc_link");
-ACTION_SET_LOCAL_NAME(Action::ValueDescLink,"Link");
+ACTION_SET_LOCAL_NAME(Action::ValueDescLink,N_("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: valuedesclink.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
+ACTION_SET_CVS_ID(Action::ValueDescLink,"$Id$");
/* === G L O B A L S ======================================================= */
/* === M E T H O D S ======================================================= */
-Action::ValueDescLink::ValueDescLink()
+Action::ValueDescLink::ValueDescLink(): poison(false), status_level(0)
{
- poison=false;
}
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_canidate(const ParamList &x)
+Action::ValueDescLink::is_candidate(const ParamList &x)
{
- return canidate_check(get_param_vocab(),x);
+ return candidate_check(get_param_vocab(),x);
}
bool
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())
+ else if(link_value_node->rcount()!=value_desc.get_value_node()->rcount())
{
- link_value_node=value_desc.get_value_node();
+ 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();
}
-
- // 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()
- )
- )
+ else if(ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()) && !ValueNode_Const::Handle::cast_dynamic(link_value_node))
{
- link_value_node=value_desc.get_value_node();
+ if (status_level <= 3)
+ {
+ status_level = 3;
+ status_message = _("There's a tie for most referenced; using the animated ValueNode.");
+ }
}
-
- /*
- // Use the one that was most recently changed
- else if(link_value_node->get_time_last_changed()<value_desc.get_value_node()->get_time_last_changed())
+ // 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())
{
- link_value_node=value_desc.get_value_node();
+ 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;
bool
Action::ValueDescLink::is_ready()const
{
- if(poison || value_desc_list.size()<=1)
+ if(poison)
+ return true;
+ if(value_desc_list.size()<=1)
return false;
return Action::CanvasSpecific::is_ready();
}
void
Action::ValueDescLink::prepare()
{
- if(poison || value_desc_list.empty())
+ if(poison)
+ throw Error(status_message.c_str());
+
+ if(value_desc_list.empty())
throw Error(Error::TYPE_NOTREADY);
-
+
clear();
if(!link_value_node)
{
- ValueDesc& value_desc(value_desc_list.front());
-
+ status_message = _("No ValueNodes were available, so one was created.");
+ ValueDesc& value_desc(value_desc_list.back());
+
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());
+
+ assert(action->is_ready());
if(!action->is_ready())
throw Error(Error::TYPE_NOTREADY);
-
- add_action_front(action);
+
+ 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());
+
+ 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);
-
- if(value_desc.is_value_node() && value_desc.get_value_node()==link_value_node)
+
+ // only one of the selected items can be exported - that's the one we're linking to
+ // don't link it to itself
+ if (value_desc.is_exported())
continue;
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());
+
+ assert(action->is_ready());
if(!action->is_ready())
throw Error(Error::TYPE_NOTREADY);
-
- add_action_front(action);
+
+ add_action_front(action);
}
+
+ synfig::info("http://synfig.org/Linking#Tier_%d : %s", status_level, status_message.c_str());
}
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