synfig-studio/trunk/src/synfigapp/actions/valuedescconvert.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file valuedescconvert.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: valuedescconvert.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002 Robert B. Quattlebaum Jr.
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  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.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 #ifdef USING_PCH
  25 #       include "pch.h"
  26 #else
  27 #ifdef HAVE_CONFIG_H
  28 #       include <config.h>
  29 #endif
  30
  31 /*
  32 #include "valuenodereplace.h"
  33 #include "layerparamconnect.h"
  34 #include "valuenodelinkconnect.h"
  35 */
  36
  37 #include "valuedescconnect.h"
  38
  39 #include "valuedescconvert.h"
  40
  41 #include <synfigapp/canvasinterface.h>
  42 #include <synfig/valuenode_const.h>
  43
  44 #endif
  45
  46 using namespace std;
  47 using namespace etl;
  48 using namespace synfig;
  49 using namespace synfigapp;
  50 using namespace Action;
  51
  52 /* === M A C R O S ========================================================= */
  53
  54 ACTION_INIT(Action::ValueDescConvert);
  55 ACTION_SET_NAME(Action::ValueDescConvert,"value_desc_convert");
  56 ACTION_SET_LOCAL_NAME(Action::ValueDescConvert,"Convert");
  57 ACTION_SET_TASK(Action::ValueDescConvert,"convert");
  58 ACTION_SET_CATEGORY(Action::ValueDescConvert,Action::CATEGORY_VALUEDESC);
  59 ACTION_SET_PRIORITY(Action::ValueDescConvert,0);
  60 ACTION_SET_VERSION(Action::ValueDescConvert,"0.0");
  61 ACTION_SET_CVS_ID(Action::ValueDescConvert,"$Id: valuedescconvert.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
  62
  63 /* === G L O B A L S ======================================================= */
  64
  65 /* === P R O C E D U R E S ================================================= */
  66
  67 /* === M E T H O D S ======================================================= */
  68
  69 Action::ValueDescConvert::ValueDescConvert()
  70 {
  71 }
  72
  73 Action::ParamVocab
  74 Action::ValueDescConvert::get_param_vocab()
  75 {
  76         ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
  77
  78         ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
  79                 .set_local_name(_("ValueDesc"))
  80         );
  81
  82         ret.push_back(ParamDesc("type",Param::TYPE_STRING)
  83                 .set_local_name(_("Type"))
  84                 .set_desc(_("The type of ValueNode that you want to be converted to"))
  85         );
  86
  87         return ret;
  88 }
  89
  90 bool
  91 Action::ValueDescConvert::is_canidate(const ParamList &x)
  92 {
  93         return canidate_check(get_param_vocab(),x);
  94 }
  95
  96 bool
  97 Action::ValueDescConvert::set_param(const synfig::String& name, const Action::Param &param)
  98 {
  99         if(name=="value_desc" && param.get_type()==Param::TYPE_VALUEDESC)
 100         {
 101                 value_desc=param.get_value_desc();
 102
 103                 return true;
 104         }
 105
 106         if(name=="type" && param.get_type()==Param::TYPE_STRING)
 107         {
 108                 type=param.get_string();
 109
 110                 return true;
 111         }
 112
 113         return Action::CanvasSpecific::set_param(name,param);
 114 }
 115
 116 bool
 117 Action::ValueDescConvert::is_ready()const
 118 {
 119         if(!value_desc || type.empty())
 120                 return false;
 121         return Action::CanvasSpecific::is_ready();
 122 }
 123
 124 void
 125 Action::ValueDescConvert::prepare()
 126 {
 127         clear();
 128
 129         ValueBase value;
 130
 131         if(value_desc.is_const())
 132                 value=value_desc.get_value();
 133         else if(value_desc.is_value_node())
 134                 value=(*value_desc.get_value_node())(0);
 135         else
 136                 throw Error(_("Unable to decipher ValueDesc (Bug?)"));
 137
 138         ValueNode::Handle src_value_node(LinkableValueNode::create(type,value));
 139
 140         if(!src_value_node)
 141                 throw Error(_("Unable to create new value node"));
 142
 143
 144         ValueNode::Handle dest_value_node;
 145         dest_value_node=value_desc.get_value_node();
 146
 147         Action::Handle action(ValueDescConnect::create());
 148
 149         action->set_param("canvas",get_canvas());
 150         action->set_param("canvas_interface",get_canvas_interface());
 151         action->set_param("src",src_value_node);
 152         action->set_param("dest",value_desc);
 153
 154         assert(action->is_ready());
 155         if(!action->is_ready())
 156                 throw Error(Error::TYPE_NOTREADY);
 157
 158         add_action_front(action);
 159
 160 /*
 161         return;
 162
 163
 164         if(value_desc.parent_is_canvas())
 165         {
 166                 ValueNode::Handle dest_value_node;
 167                 dest_value_node=value_desc.get_value_node();
 168
 169                 Action::Handle action(ValueNodeReplace::create());
 170
 171                 action->set_param("canvas",get_canvas());
 172                 action->set_param("canvas_interface",get_canvas_interface());
 173                 action->set_param("src",src_value_node);
 174                 action->set_param("dest",dest_value_node);
 175
 176                 assert(action->is_ready());
 177                 if(!action->is_ready())
 178                         throw Error(Error::TYPE_NOTREADY);
 179
 180                 add_action_front(action);
 181                 return;
 182         }
 183         else
 184         if(value_desc.parent_is_linkable_value_node())
 185         {
 186                 Action::Handle action(ValueNodeLinkConnect::create());
 187
 188                 action->set_param("canvas",get_canvas());
 189                 action->set_param("canvas_interface",get_canvas_interface());
 190                 action->set_param("parent_value_node",value_desc.get_parent_value_node());
 191                 action->set_param("value_node", src_value_node);
 192                 action->set_param("index",value_desc.get_index());
 193
 194                 assert(action->is_ready());
 195                 if(!action->is_ready())
 196                         throw Error(Error::TYPE_NOTREADY);
 197
 198                 add_action_front(action);
 199                 return;
 200         }
 201         else
 202         if(value_desc.parent_is_layer_param())
 203         {
 204                 Action::Handle action(LayerParamConnect::create());
 205
 206                 action->set_param("canvas",get_canvas());
 207                 action->set_param("canvas_interface",get_canvas_interface());
 208                 action->set_param("layer",value_desc.get_layer());
 209                 action->set_param("param",value_desc.get_param_name());
 210                 action->set_param("value_node",src_value_node);
 211
 212                 assert(action->is_ready());
 213                 if(!action->is_ready())
 214                         throw Error(Error::TYPE_NOTREADY);
 215
 216                 add_action_front(action);
 217                 return;
 218         }
 219
 220
 221
 222         throw Error(_("ValueDesc is not recognised or supported."));
 223 */
 224 }