1 /* === S I N F G =========================================================== */
2 /*! \file valuedesclink.cpp
3 ** \brief Template File
5 ** $Id: valuedesclink.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
8 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
10 ** This software and associated documentation
11 ** are CONFIDENTIAL and PROPRIETARY property of
12 ** the above-mentioned copyright holder.
14 ** You may not copy, print, publish, or in any
15 ** other way distribute this software without
16 ** a prior written agreement with
17 ** the copyright holder.
20 /* ========================================================================= */
22 /* === H E A D E R S ======================================================= */
31 #include "valuedesclink.h"
33 #include <sinfgapp/canvasinterface.h>
34 #include <sinfg/valuenode_const.h>
40 using namespace sinfg;
41 using namespace sinfgapp;
42 using namespace Action;
44 /* === M A C R O S ========================================================= */
46 ACTION_INIT(Action::ValueDescLink);
47 ACTION_SET_NAME(Action::ValueDescLink,"value_desc_link");
48 ACTION_SET_LOCAL_NAME(Action::ValueDescLink,"Link");
49 ACTION_SET_TASK(Action::ValueDescLink,"connect");
50 ACTION_SET_CATEGORY(Action::ValueDescLink,Action::CATEGORY_VALUEDESC);
51 ACTION_SET_PRIORITY(Action::ValueDescLink,0);
52 ACTION_SET_VERSION(Action::ValueDescLink,"0.0");
53 ACTION_SET_CVS_ID(Action::ValueDescLink,"$Id: valuedesclink.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
55 /* === G L O B A L S ======================================================= */
57 /* === P R O C E D U R E S ================================================= */
59 /* === M E T H O D S ======================================================= */
61 Action::ValueDescLink::ValueDescLink()
67 Action::ValueDescLink::get_param_vocab()
69 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
71 ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
72 .set_local_name(_("ValueDesc to link"))
73 .set_requires_multiple()
80 Action::ValueDescLink::is_canidate(const ParamList &x)
82 return canidate_check(get_param_vocab(),x);
86 Action::ValueDescLink::set_param(const sinfg::String& name, const Action::Param ¶m)
88 if(name=="time" && param.get_type()==Param::TYPE_TIME)
90 time=param.get_time();
94 if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
96 ValueDesc value_desc(param.get_value_desc());
98 if(value_desc.is_value_node() && value_desc.get_value_node()->is_exported())
100 if(link_value_node==value_desc.get_value_node())
103 if(link_value_node && link_value_node->is_exported())
109 link_value_node=value_desc.get_value_node();
111 else if(value_desc.is_value_node())
115 link_value_node=value_desc.get_value_node();
118 // Use the one that is referenced more
119 else if(link_value_node->rcount()<value_desc.get_value_node()->rcount())
121 link_value_node=value_desc.get_value_node();
124 // If the current link value node is a constant and
125 // this one isn't, then give preference to the exotic
126 else if(ValueNode_Const::Handle::cast_dynamic(link_value_node) && !ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()))
128 link_value_node=value_desc.get_value_node();
131 // If both are animated, and this one has more waypoints,
132 // then use the one with more waypoints
134 ValueNode_Animated::Handle::cast_dynamic(link_value_node)
135 && ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node())
137 ValueNode_Animated::Handle::cast_dynamic(link_value_node)->waypoint_list().size()
138 < ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node())->waypoint_list().size()
142 link_value_node=value_desc.get_value_node();
146 // Use the one that was most recently changed
147 else if(link_value_node->get_time_last_changed()<value_desc.get_value_node()->get_time_last_changed())
149 link_value_node=value_desc.get_value_node();
155 if(value_desc_list.size() && value_desc.get_value_type()!=value_desc_list.front().get_value_type())
157 // Everything must be of the same type
161 value_desc_list.push_back(value_desc);
166 return Action::CanvasSpecific::set_param(name,param);
170 Action::ValueDescLink::is_ready()const
172 if(poison || value_desc_list.size()<=1)
174 return Action::CanvasSpecific::is_ready();
178 Action::ValueDescLink::prepare()
180 if(poison || value_desc_list.empty())
181 throw Error(Error::TYPE_NOTREADY);
187 ValueDesc& value_desc(value_desc_list.front());
189 link_value_node=ValueNode_Const::create(value_desc.get_value(time));
191 Action::Handle action(Action::create("value_desc_connect"));
193 action->set_param("canvas",get_canvas());
194 action->set_param("canvas_interface",get_canvas_interface());
195 action->set_param("src",link_value_node);
196 action->set_param("dest",value_desc);
198 assert(action->is_ready());
199 if(!action->is_ready())
200 throw Error(Error::TYPE_NOTREADY);
202 add_action_front(action);
206 if(!link_value_node->is_exported())
208 Action::Handle action(Action::create("value_node_add"));
210 action->set_param("canvas",get_canvas());
211 action->set_param("canvas_interface",get_canvas_interface());
212 action->set_param("new",link_value_node);
213 action->set_param("name",strprintf(_("Unnamed%08d"),sinfg::UniqueID().get_uid()));
215 assert(action->is_ready());
216 if(!action->is_ready())
217 throw Error(Error::TYPE_NOTREADY);
219 add_action_front(action);
223 std::list<ValueDesc>::iterator iter;
224 for(iter=value_desc_list.begin();iter!=value_desc_list.end();++iter)
226 ValueDesc& value_desc(*iter);
228 if(value_desc.is_value_node() && value_desc.get_value_node()==link_value_node)
231 Action::Handle action(Action::create("value_desc_connect"));
233 action->set_param("canvas",get_canvas());
234 action->set_param("canvas_interface",get_canvas_interface());
235 action->set_param("src",link_value_node);
236 action->set_param("dest",value_desc);
238 assert(action->is_ready());
239 if(!action->is_ready())
240 throw Error(Error::TYPE_NOTREADY);
242 add_action_front(action);