1 /* === S Y N F I G ========================================================= */
2 /*! \file valuenodedynamiclistrotateorder.cpp
3 ** \brief Template File
4 **
5 ** $Id$
6 **
7 ** \legal
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2008 Chris Moore
10 **
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
15 **
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
20 ** \endlegal
21 */
22 /* ========================================================================= */
23
24 /* === H E A D E R S ======================================================= */
25
26 #ifdef USING_PCH
27 # include "pch.h"
28 #else
29 #ifdef HAVE_CONFIG_H
30 # include <config.h>
31 #endif
32
33 #include <synfig/general.h>
34
35 #include "valuenodedynamiclistrotateorder.h"
36 #include <synfigapp/canvasinterface.h>
37
38 #include <synfigapp/localization.h>
39
40 #endif
41
42 using namespace std;
43 using namespace etl;
44 using namespace synfig;
45 using namespace synfigapp;
46 using namespace Action;
47
48 /* === M A C R O S ========================================================= */
49
50 ACTION_INIT(Action::ValueNodeDynamicListRotateOrder);
51 ACTION_SET_NAME(Action::ValueNodeDynamicListRotateOrder,"ValueNodeDynamicListRotateOrder");
52 ACTION_SET_LOCAL_NAME(Action::ValueNodeDynamicListRotateOrder,N_("Rotate Order"));
53 ACTION_SET_TASK(Action::ValueNodeDynamicListRotateOrder,"rotate");
54 ACTION_SET_CATEGORY(Action::ValueNodeDynamicListRotateOrder,Action::CATEGORY_VALUEDESC|Action::CATEGORY_VALUENODE);
55 ACTION_SET_PRIORITY(Action::ValueNodeDynamicListRotateOrder,0);
56 ACTION_SET_VERSION(Action::ValueNodeDynamicListRotateOrder,"0.0");
57 ACTION_SET_CVS_ID(Action::ValueNodeDynamicListRotateOrder,"$Id$");
58
59 /* === G L O B A L S ======================================================= */
60
61 /* === P R O C E D U R E S ================================================= */
62
63 /* === M E T H O D S ======================================================= */
64
ValueNodeDynamicListRotateOrder()65 Action::ValueNodeDynamicListRotateOrder::ValueNodeDynamicListRotateOrder()
66 {
67 index=0;
68 set_dirty(true);
69 }
70
71 Action::ParamVocab
get_param_vocab()72 Action::ValueNodeDynamicListRotateOrder::get_param_vocab()
73 {
74 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
75
76 ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
77 .set_local_name(_("ValueDesc"))
78 );
79
80 return ret;
81 }
82
83 bool
is_candidate(const ParamList & x)84 Action::ValueNodeDynamicListRotateOrder::is_candidate(const ParamList &x)
85 {
86 if (!candidate_check(get_param_vocab(),x))
87 return false;
88
89 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
90
91 return (value_desc.parent_is_value_node() &&
92 // We need a dynamic list.
93 ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()));
94 }
95
96 bool
set_param(const synfig::String & name,const Action::Param & param)97 Action::ValueNodeDynamicListRotateOrder::set_param(const synfig::String& name, const Action::Param ¶m)
98 {
99 if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
100 {
101 ValueDesc value_desc(param.get_value_desc());
102
103 if(!value_desc.parent_is_value_node())
104 return false;
105
106 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node());
107
108 if(!value_node)
109 return false;
110
111 index=value_desc.get_index();
112
113 return true;
114 }
115
116 return Action::CanvasSpecific::set_param(name,param);
117 }
118
119 bool
is_ready() const120 Action::ValueNodeDynamicListRotateOrder::is_ready()const
121 {
122 if(!value_node)
123 return false;
124 return Action::CanvasSpecific::is_ready();
125 }
126
127 void
prepare()128 Action::ValueNodeDynamicListRotateOrder::prepare()
129 {
130 clear();
131
132 for(int i(0);i<(value_node->link_count()-index)%value_node->link_count();++i)
133 {
134 ValueDesc value_desc(value_node,value_node->link_count()-1-i);
135 ValueNode::Handle child(value_desc.get_value_node());
136
137
138 Action::Handle action(Action::create("ValueNodeDynamicListRemove"));
139
140 action->set_param("canvas",get_canvas());
141 action->set_param("canvas_interface",get_canvas_interface());
142 action->set_param("value_desc",ValueDesc(value_node,value_node->link_count()-1));
143
144 assert(action->is_ready());
145 if(!action->is_ready())
146 throw Error(Error::TYPE_NOTREADY);
147
148 add_action(action);
149
150
151 action=Action::create("ValueNodeDynamicListInsert");
152
153 action->set_param("canvas",get_canvas());
154 action->set_param("canvas_interface",get_canvas_interface());
155 action->set_param("value_desc",ValueDesc(value_node,0));
156 action->set_param("item",child);
157
158 assert(action->is_ready());
159 if(!action->is_ready())
160 throw Error(Error::TYPE_NOTREADY);
161
162 add_action(action);
163
164
165
166
167 }
168 }
169