synfig-studio/tags/synfigstudio_0_61_07_rc1/src/synfigapp/action.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file action.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "action.h"
  33 #include "instance.h"
  34
  35
  36 #include "actions/layerremove.h"
  37 #include "actions/layermove.h"
  38 #include "actions/layerraise.h"
  39 #include "actions/layerlower.h"
  40 #include "actions/layeradd.h"
  41 #include "actions/layeractivate.h"
  42 #include "actions/layerparamset.h"
  43 #include "actions/layerparamconnect.h"
  44 #include "actions/layerparamdisconnect.h"
  45 #include "actions/layerencapsulate.h"
  46 #include "actions/layerduplicate.h"
  47 #include "actions/layersetdesc.h"
  48
  49 #include "actions/valuenodeconstset.h"
  50 #include "actions/valuenodeadd.h"
  51 #include "actions/valuenodereplace.h"
  52 #include "actions/valuenodelinkconnect.h"
  53 #include "actions/valuenodelinkdisconnect.h"
  54 #include "actions/valuenodedynamiclistinsert.h"
  55 #include "actions/valuenodedynamiclistremove.h"
  56 #include "actions/valuenodedynamiclistinsertsmart.h"
  57 #include "actions/valuenodedynamiclistremovesmart.h"
  58 #include "actions/valuenodedynamiclistloop.h"
  59 #include "actions/valuenodedynamiclistunloop.h"
  60 #include "actions/valuenodedynamiclistrotateorder.h"
  61 #include "actions/valuenoderename.h"
  62 #include "actions/valuenoderemove.h"
  63
  64 #include "actions/valuedescset.h"
  65 #include "actions/valuedescexport.h"
  66 #include "actions/valuedescconvert.h"
  67 #include "actions/valuedescconnect.h"
  68 #include "actions/valuedescdisconnect.h"
  69 #include "actions/valuedesclink.h"
  70
  71 #include "actions/waypointadd.h"
  72 #include "actions/waypointset.h"
  73 #include "actions/waypointsetsmart.h"
  74 #include "actions/waypointremove.h"
  75
  76 #include "actions/activepointadd.h"
  77 #include "actions/activepointset.h"
  78 #include "actions/activepointsetsmart.h"
  79 #include "actions/activepointsetoff.h"
  80 #include "actions/activepointseton.h"
  81 #include "actions/activepointremove.h"
  82
  83 #include "actions/keyframeadd.h"
  84 #include "actions/keyframeset.h"
  85 #include "actions/keyframeremove.h"
  86 #include "actions/keyframeduplicate.h"
  87 #include "actions/keyframewaypointset.h"
  88 #include "actions/keyframesetdelta.h"
  89
  90 #include "actions/timepointsmove.h"
  91 #include "actions/timepointscopy.h"
  92 #include "actions/timepointsdelete.h"
  93
  94 #include "actions/canvasrenddescset.h"
  95 #include "actions/canvasadd.h"
  96 #include "actions/canvasremove.h"
  97
  98 #include "actions/editmodeset.h"
  99
 100 #include "actions/blinepointtangentmerge.h"
 101 #include "actions/blinepointtangentsplit.h"
 102
 103 #include "actions/gradientset.h"
 104 #include "actions/colorset.h"
 105
 106 #include "actions/groupaddlayers.h"
 107 #include "actions/groupremovelayers.h"
 108 #include "actions/groupremove.h"
 109 #include "actions/grouprename.h"
 110
 111 #include "canvasinterface.h"
 112
 113 #endif
 114
 115 using namespace std;
 116 using namespace etl;
 117 using namespace synfig;
 118 using namespace synfigapp;
 119 using namespace Action;
 120
 121 /* === P R O C E D U R E S ================================================= */
 122
 123 /* === S T A T I C S ======================================================= */
 124
 125 synfigapp::Action::Book *book_;
 126
 127 /* === M E T H O D S ======================================================= */
 128
 129 #define ADD_ACTION(x) { BookEntry &be(book()[x::name__]); \
 130         be.name=x::name__; \
 131         be.local_name=x::local_name__; \
 132         be.version=x::version__; \
 133         be.task=x::task__; \
 134         be.priority=x::priority__; \
 135         be.category=x::category__; \
 136         be.factory=x::create; \
 137         be.get_param_vocab=x::get_param_vocab; \
 138         be.is_candidate=x::is_candidate; \
 139         }
 140
 141
 142 Action::Main::Main()
 143 {
 144         book_=new synfigapp::Action::Book();
 145
 146         ADD_ACTION(Action::LayerRemove);
 147         ADD_ACTION(Action::LayerMove);
 148         ADD_ACTION(Action::LayerRaise);
 149         ADD_ACTION(Action::LayerLower);
 150         ADD_ACTION(Action::LayerAdd);
 151         ADD_ACTION(Action::LayerActivate);
 152         ADD_ACTION(Action::LayerParamSet);
 153         ADD_ACTION(Action::LayerParamConnect);
 154         ADD_ACTION(Action::LayerParamDisconnect);
 155         ADD_ACTION(Action::LayerEncapsulate);
 156         ADD_ACTION(Action::LayerDuplicate);
 157         ADD_ACTION(Action::LayerSetDesc);
 158
 159         ADD_ACTION(Action::ValueNodeConstSet);
 160         ADD_ACTION(Action::ValueNodeAdd);
 161         ADD_ACTION(Action::ValueNodeReplace);
 162         ADD_ACTION(Action::ValueNodeLinkConnect);
 163         ADD_ACTION(Action::ValueNodeLinkDisconnect);
 164         ADD_ACTION(Action::ValueNodeDynamicListInsert);
 165         ADD_ACTION(Action::ValueNodeDynamicListRemove);
 166         ADD_ACTION(Action::ValueNodeDynamicListInsertSmart);
 167         ADD_ACTION(Action::ValueNodeDynamicListRemoveSmart);
 168         ADD_ACTION(Action::ValueNodeDynamicListLoop);
 169         ADD_ACTION(Action::ValueNodeDynamicListUnLoop);
 170         ADD_ACTION(Action::ValueNodeDynamicListRotateOrder);
 171         ADD_ACTION(Action::ValueNodeRename);
 172         ADD_ACTION(Action::ValueNodeRemove);
 173
 174         ADD_ACTION(Action::ValueDescSet);
 175         ADD_ACTION(Action::ValueDescExport);
 176         ADD_ACTION(Action::ValueDescConvert);
 177         ADD_ACTION(Action::ValueDescConnect);
 178         ADD_ACTION(Action::ValueDescDisconnect);
 179         ADD_ACTION(Action::ValueDescLink);
 180
 181         ADD_ACTION(Action::WaypointAdd);
 182         ADD_ACTION(Action::WaypointSet);
 183         ADD_ACTION(Action::WaypointSetSmart);
 184         ADD_ACTION(Action::WaypointRemove);
 185
 186         ADD_ACTION(Action::ActivepointAdd);
 187         ADD_ACTION(Action::ActivepointSet);
 188         ADD_ACTION(Action::ActivepointSetSmart);
 189         ADD_ACTION(Action::ActivepointSetOn);
 190         ADD_ACTION(Action::ActivepointSetOff);
 191         ADD_ACTION(Action::ActivepointRemove);
 192
 193         ADD_ACTION(Action::KeyframeAdd);
 194         ADD_ACTION(Action::KeyframeSet);
 195         ADD_ACTION(Action::KeyframeRemove);
 196         ADD_ACTION(Action::KeyframeDuplicate);
 197         ADD_ACTION(Action::KeyframeWaypointSet);
 198         ADD_ACTION(Action::KeyframeSetDelta);
 199
 200         ADD_ACTION(Action::CanvasRendDescSet);
 201         ADD_ACTION(Action::CanvasAdd);
 202         ADD_ACTION(Action::CanvasRemove);
 203
 204         ADD_ACTION(Action::EditModeSet);
 205
 206         ADD_ACTION(Action::BLinePointTangentMerge);
 207         ADD_ACTION(Action::BLinePointTangentSplit);
 208
 209         ADD_ACTION(Action::GradientSet);
 210         ADD_ACTION(Action::ColorSet);
 211
 212         ADD_ACTION(Action::TimepointsMove);
 213         ADD_ACTION(Action::TimepointsCopy);
 214         ADD_ACTION(Action::TimepointsDelete);
 215
 216         ADD_ACTION(Action::GroupAddLayers);
 217         ADD_ACTION(Action::GroupRemoveLayers);
 218         ADD_ACTION(Action::GroupRemove);
 219         ADD_ACTION(Action::GroupRename);
 220 }
 221
 222 Action::Main::~Main()
 223 {
 224         delete book_;
 225
 226 }
 227
 228
 229 Action::Book& Action::book() { return *book_; }
 230
 231
 232 Action::Handle
 233 Action::create(const String &name)
 234 {
 235         if(!book().count(name))
 236                 return 0; //! \todo perhaps we should throw something instead?
 237         return book()[name].factory();
 238 }
 239
 240
 241 Action::CandidateList
 242 Action::compile_candidate_list(const ParamList& param_list, Category category)
 243 {
 244         Action::CandidateList ret;
 245
 246         Book::const_iterator iter;
 247
 248         //synfig::info("param_list.size()=%d",param_list.size());
 249
 250         for(iter=book().begin();iter!=book().end();++iter)
 251         {
 252                 if((iter->second.category&category))
 253                 {
 254                         if(iter->second.is_candidate(param_list))
 255                                 ret.push_back(iter->second);
 256                         else
 257                         {
 258                                 //synfig::info("Action \"%s\" is not a candidate",iter->second.name.c_str());
 259                         }
 260                 }
 261         }
 262
 263         return ret;
 264 }
 265
 266 Action::CandidateList::iterator
 267 Action::CandidateList::find(const String& x)
 268 {
 269         iterator iter;
 270         for(iter=begin();iter!=end();++iter)
 271                 if(iter->name==x)
 272                         break;
 273         return iter;
 274 }
 275
 276 void
 277 Action::Base::set_param_list(const ParamList &param_list)
 278 {
 279         ParamList::const_iterator iter;
 280
 281         for(iter=param_list.begin();iter!=param_list.end();++iter)
 282                 set_param(iter->first,iter->second);
 283 }
 284
 285 void
 286 Super::perform()
 287 {
 288         set_dirty(false);
 289
 290         prepare();
 291
 292         ActionList::const_iterator iter;
 293         for(iter=action_list_.begin();iter!=action_list_.end();++iter)
 294         {
 295                 try
 296                 {
 297                         try
 298                         {
 299                                 (*iter)->perform();
 300                                 CanvasSpecific* canvas_specific(dynamic_cast<CanvasSpecific*>(iter->get()));
 301                                 if(canvas_specific && canvas_specific->is_dirty())
 302                                         set_dirty(true);
 303                         }
 304                         catch(...)
 305                         {
 306                                 if(iter!=action_list_.begin())
 307                                 {
 308                                         for(--iter;iter!=action_list_.begin();--iter)
 309                                                 (*iter)->undo();
 310                                         (*iter)->undo();
 311                                 }
 312                                 throw;
 313                         }
 314                 }
 315                 catch(Error x)
 316                 {
 317                         throw Error(x.get_type(),((*iter)->get_name()+": "+x.get_desc()).c_str());
 318                 }
 319         }
 320 }
 321
 322 void
 323 Super::undo()
 324 {
 325         set_dirty(false);
 326
 327         ActionList::const_reverse_iterator iter;
 328         for(iter=const_cast<const ActionList &>(action_list_).rbegin();iter!=const_cast<const ActionList &>(action_list_).rend();++iter)
 329         {
 330                 try {
 331                         (*iter)->undo();
 332                         CanvasSpecific* canvas_specific(dynamic_cast<CanvasSpecific*>(iter->get()));
 333                         if(canvas_specific && canvas_specific->is_dirty())
 334                                 set_dirty(true);
 335                 }
 336                 catch(...)
 337                 {
 338                         if(iter!=const_cast<const ActionList &>(action_list_).rbegin())
 339                         {
 340                                 for(--iter;iter!=const_cast<const ActionList &>(action_list_).rbegin();--iter)
 341                                         (*iter)->perform();
 342                                 (*iter)->perform();
 343                         }
 344                         throw;
 345                 }
 346         }
 347 }
 348
 349 void
 350 Super::add_action(etl::handle<Undoable> action)
 351 {
 352         action_list_.push_back(action);
 353         CanvasSpecific *specific_action=dynamic_cast<CanvasSpecific *>(action.get());
 354         if(specific_action && !get_canvas())
 355                 set_canvas(specific_action->get_canvas());
 356 }
 357
 358 void
 359 Super::add_action_front(etl::handle<Undoable> action)
 360 {
 361         action_list_.push_front(action);
 362         CanvasSpecific *specific_action=dynamic_cast<CanvasSpecific *>(action.get());
 363         if(specific_action && !get_canvas())
 364                 set_canvas(specific_action->get_canvas());
 365 }
 366
 367
 368 Group::Group(const std::string &str):
 369         name_(str),
 370         ready_(true)
 371 {
 372 }
 373
 374 Group::~Group()
 375 {
 376 }
 377
 378
 379
 380
 381 Action::ParamVocab
 382 Action::CanvasSpecific::get_param_vocab()
 383 {
 384         ParamVocab ret;
 385
 386         ret.push_back(ParamDesc("canvas",Param::TYPE_CANVAS)
 387                 .set_local_name(_("Canvas"))
 388                 .set_desc(_("Selected Canvas"))
 389         );
 390
 391         ret.push_back(ParamDesc("canvas_interface",Param::TYPE_CANVASINTERFACE)
 392                 .set_local_name(_("Canvas Interface"))
 393                 .set_desc(_("Canvas Interface"))
 394                 .set_optional(true)
 395         );
 396
 397
 398         return ret;
 399 }
 400
 401 bool
 402 CanvasSpecific::set_param(const synfig::String& name, const Param &param)
 403 {
 404         if(name=="canvas" && param.get_type()==Param::TYPE_CANVAS)
 405         {
 406                 if(!param.get_canvas())
 407                         return false;
 408                 set_canvas(param.get_canvas());
 409
 410                 return true;
 411         }
 412         if(name=="canvas_interface" && param.get_type()==Param::TYPE_CANVASINTERFACE)
 413         {
 414                 if(!param.get_canvas_interface())
 415                         return false;
 416                 set_canvas_interface(param.get_canvas_interface());
 417                 if(!get_canvas())
 418                         set_canvas(get_canvas_interface()->get_canvas());
 419
 420                 return true;
 421         }
 422         if(name=="edit_mode" && param.get_type()==Param::TYPE_EDITMODE)
 423         {
 424                 set_edit_mode(param.get_edit_mode());
 425
 426                 return true;
 427         }
 428
 429         return false;
 430 }
 431
 432 bool
 433 CanvasSpecific::is_ready()const
 434 {
 435         if(!get_canvas())
 436                 return false;
 437         return true;
 438 }
 439
 440 EditMode
 441 CanvasSpecific::get_edit_mode()const
 442 {
 443         if(mode_!=MODE_UNDEFINED)
 444                 return mode_;
 445
 446         if(get_canvas_interface())
 447                 return get_canvas_interface()->get_mode();
 448
 449         return MODE_NORMAL;
 450 }