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

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file activepointset.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: activepointset.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 #include "activepointset.h"
  32 #include <synfigapp/canvasinterface.h>
  33
  34 #endif
  35
  36 using namespace std;
  37 using namespace etl;
  38 using namespace synfig;
  39 using namespace synfigapp;
  40 using namespace Action;
  41
  42 /* === M A C R O S ========================================================= */
  43
  44 ACTION_INIT(Action::ActivepointSet);
  45 ACTION_SET_NAME(Action::ActivepointSet,"activepoint_set");
  46 ACTION_SET_LOCAL_NAME(Action::ActivepointSet,"Set Activepoint");
  47 ACTION_SET_TASK(Action::ActivepointSet,"set");
  48 ACTION_SET_CATEGORY(Action::ActivepointSet,Action::CATEGORY_ACTIVEPOINT);
  49 ACTION_SET_PRIORITY(Action::ActivepointSet,0);
  50 ACTION_SET_VERSION(Action::ActivepointSet,"0.0");
  51 ACTION_SET_CVS_ID(Action::ActivepointSet,"$Id: activepointset.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
  52
  53 /* === G L O B A L S ======================================================= */
  54
  55 /* === P R O C E D U R E S ================================================= */
  56
  57 /* === M E T H O D S ======================================================= */
  58
  59 Action::ActivepointSet::ActivepointSet()
  60 {
  61         set_dirty(true);
  62 }
  63
  64 Action::ParamVocab
  65 Action::ActivepointSet::get_param_vocab()
  66 {
  67         ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
  68
  69         ret.push_back(ParamDesc("value_desc",Param::TYPE_VALUEDESC)
  70                 .set_local_name(_("ValueDesc"))
  71         );
  72
  73         ret.push_back(ParamDesc("activepoint",Param::TYPE_ACTIVEPOINT)
  74                 .set_local_name(_("Activepoint"))
  75                 .set_desc(_("Activepoint to be changed"))
  76                 .set_supports_multiple()
  77         );
  78
  79         return ret;
  80 }
  81
  82 bool
  83 Action::ActivepointSet::is_canidate(const ParamList &x)
  84 {
  85         if(canidate_check(get_param_vocab(),x))
  86         {
  87                 ValueDesc value_desc(x.find("value_desc")->second.get_value_desc());
  88                 if(!value_desc.parent_is_value_node() || !ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_parent_value_node()))
  89                         return false;
  90
  91                 return true;
  92         }
  93         return false;
  94 }
  95
  96 bool
  97 Action::ActivepointSet::set_param(const synfig::String& name, const Action::Param &param)
  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         if(name=="activepoint" && param.get_type()==Param::TYPE_ACTIVEPOINT)
 116         {
 117                 //NOTE: there is no duplication checking at the moment
 118                 activepoints.push_back(param.get_activepoint());
 119
 120                 return true;
 121         }
 122
 123         return Action::CanvasSpecific::set_param(name,param);
 124 }
 125
 126 bool
 127 Action::ActivepointSet::is_ready()const
 128 {
 129         if(!value_node || activepoints.empty())
 130                 return false;
 131         return Action::CanvasSpecific::is_ready();
 132 }
 133
 134 void
 135 Action::ActivepointSet::perform()
 136 {
 137         typedef ValueNode_DynamicList::ListEntry::ActivepointList AList;
 138         AList::iterator iter;
 139
 140 #if 1
 141         vector<AList::iterator> iters;
 142         vector<Activepoint>::iterator i = activepoints.begin(), end = activepoints.end();
 143
 144         for(; i != end; ++i)
 145         {
 146                 try { iters.push_back(value_node->list[index].find(*i)); }
 147                 catch(synfig::Exception::NotFound)
 148                 {
 149                         throw Error(_("Unable to find activepoint"));
 150                 }
 151         }
 152
 153         //check to see which valuenodes are going to override because of the time...
 154         ValueNode_DynamicList::ListEntry::findresult timeiter;
 155
 156         for(i = activepoints.begin(); i != end; ++i)
 157         {
 158                 timeiter = value_node->list[index].find_time(i->get_time());
 159
 160                 bool candelete = timeiter.second;
 161
 162                 //we only want to track overwrites (not activepoints that are also being modified)
 163                 if(candelete)
 164                 {
 165                         for(vector<AList::iterator>::iterator ii = iters.begin(); ii != iters.end(); ++ii)
 166                         {
 167                                 if(timeiter.first == *ii)
 168                                 {
 169                                         candelete = false;
 170                                         break;
 171                                 }
 172                         }
 173                 }
 174
 175                 //if we can still delete it after checking, record it, and then remove them all later
 176                 if(candelete)
 177                 {
 178                         Activepoint a = *timeiter.first;
 179                         overwritten_activepoints.push_back(a);
 180                 }
 181         }
 182
 183         //overwrite all the valuenodes we're supposed to set
 184         {
 185                 i = activepoints.begin();
 186                 for(vector<AList::iterator>::iterator ii = iters.begin(); ii != iters.end() && i != end; ++ii, ++i)
 187                 {
 188                         old_activepoints.push_back(**ii);
 189                         **ii = *i; //set the point to the corresponding point in the normal waypoint list
 190                 }
 191         }
 192
 193         //remove all the points we're supposed to be overwritting
 194         {
 195                 vector<Activepoint>::iterator   oi = overwritten_activepoints.begin(),
 196                                                                                 oend = overwritten_activepoints.end();
 197                 for(; oi != oend; ++oi)
 198                 {
 199                         value_node->list[index].erase(*oi);
 200                 }
 201         }
 202
 203 #else
 204         try { iter=value_node->list[index].find(activepoint); }
 205         catch(synfig::Exception::NotFound)
 206         {
 207                 throw Error(_("Unable to find activepoint"));
 208         }
 209
 210         //find the value at the old time before we replace it
 211         ValueNode_DynamicList::ListEntry::findresult timeiter;
 212         timeiter = value_node->list[index].find_time(activepoint.get_time());
 213
 214         //we only want to track overwrites (not inplace modifications)
 215         if(timeiter.second && activepoint.get_uid() == timeiter.first->get_uid())
 216         {
 217                 timeiter.second = false;
 218         }
 219
 220         old_activepoint=*iter;
 221         *iter=activepoint;
 222
 223         if(timeiter.second)
 224         {
 225                 synfig::info("Erasing the found activepoint");
 226                 time_overwrite = true;
 227                 overwritten_ap = *timeiter.first;
 228
 229                 value_node->list[index].erase(overwritten_ap);
 230         }
 231
 232 #endif
 233
 234         value_node->list[index].timing_info.sort();
 235
 236         // Signal that a valuenode has been changed
 237         value_node->changed();
 238 }
 239
 240 void
 241 Action::ActivepointSet::undo()
 242 {
 243         ValueNode_DynamicList::ListEntry::ActivepointList::iterator iter;
 244
 245 #if 1
 246         vector<Activepoint>::iterator i = old_activepoints.begin(), end = old_activepoints.end();
 247
 248         for(; i != end; ++i)
 249         {
 250                 try { iter = value_node->list[index].find(*i); }
 251                 catch(synfig::Exception::NotFound)
 252                 {
 253                         throw Error(_("Unable to find activepoint"));
 254                 }
 255
 256                 //overwrite with old one
 257                 *iter = *i;
 258         }
 259
 260         //add back in all the points that we removed before...
 261         {
 262                 vector<Activepoint>::iterator   oi = overwritten_activepoints.begin(),
 263                                                                                 oend = overwritten_activepoints.end();
 264                 for(; oi != oend; ++oi)
 265                 {
 266                         value_node->list[index].add(*oi);
 267                 }
 268         }
 269
 270 #else
 271         try { iter=value_node->list[index].find(activepoint); }
 272         catch(synfig::Exception::NotFound)
 273         {
 274                 throw Error(_("Unable to find activepoint"));
 275         }
 276
 277         *iter=old_activepoint;
 278
 279         if(time_overwrite)
 280         {
 281                 value_node->list[index].add(overwritten_ap);
 282         }
 283 #endif
 284
 285         value_node->list[index].timing_info.sort();
 286
 287         // Signal that a valuenode has been changed
 288         value_node->changed();
 289 }