synfig-studio/src/gtkmm/state_normal.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file state_normal.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) 2007, 2008 Chris Moore
  10 **      Copyright (c) 2009 Nikita Kitaev
  11 **
  12 **      This package is free software; you can redistribute it and/or
  13 **      modify it under the terms of the GNU General Public License as
  14 **      published by the Free Software Foundation; either version 2 of
  15 **      the License, or (at your option) any later version.
  16 **
  17 **      This package is distributed in the hope that it will be useful,
  18 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  20 **      General Public License for more details.
  21 **      \endlegal
  22 */
  23 /* ========================================================================= */
  24
  25 /* === H E A D E R S ======================================================= */
  26
  27 #ifdef USING_PCH
  28 #       include "pch.h"
  29 #else
  30 #ifdef HAVE_CONFIG_H
  31 #       include <config.h>
  32 #endif
  33
  34 #include <gtkmm/dialog.h>
  35 #include <gtkmm/entry.h>
  36
  37 #include <synfig/valuenode_animated.h>
  38 #include <synfig/valuenode_blinecalcvertex.h>
  39 #include <synfig/valuenode_composite.h>
  40 #include <synfig/valuenode_const.h>
  41 #include <synfig/valuenode_dynamiclist.h>
  42 #include <synfigapp/action_system.h>
  43
  44 #include "state_normal.h"
  45 #include "canvasview.h"
  46 #include "workarea.h"
  47 #include "app.h"
  48
  49 #include <synfigapp/action.h>
  50 #include "event_mouse.h"
  51 #include "event_layerclick.h"
  52 #include "toolbox.h"
  53 #include "dialog_tooloptions.h"
  54 #include <gtkmm/optionmenu.h>
  55 #include "duck.h"
  56 #include <synfig/angle.h>
  57 #include <synfigapp/main.h>
  58
  59 #include "general.h"
  60 #endif
  61
  62 /* === U S I N G =========================================================== */
  63
  64 using namespace std;
  65 using namespace etl;
  66 using namespace synfig;
  67 using namespace studio;
  68
  69 /* === M A C R O S ========================================================= */
  70
  71 #ifndef EPSILON
  72 #define EPSILON 0.0000001
  73 #endif
  74
  75 /* === G L O B A L S ======================================================= */
  76
  77 StateNormal studio::state_normal;
  78
  79 /* === C L A S S E S & S T R U C T S ======================================= */
  80
  81 class DuckDrag_Combo : public DuckDrag_Base
  82 {
  83         synfig::Vector last_move;
  84         synfig::Vector drag_offset;
  85         synfig::Vector center;
  86         synfig::Vector snap;
  87
  88         synfig::Angle original_angle;
  89         synfig::Real original_mag;
  90
  91         std::vector<synfig::Vector> last_;
  92         std::vector<synfig::Vector> positions;
  93
  94
  95         bool bad_drag;
  96         bool move_only;
  97
  98 public:
  99         CanvasView* canvas_view_;
 100         bool scale;
 101         bool rotate;
 102         bool constrain;
 103         DuckDrag_Combo();
 104         void begin_duck_drag(Duckmatic* duckmatic, const synfig::Vector& begin);
 105         bool end_duck_drag(Duckmatic* duckmatic);
 106         void duck_drag(Duckmatic* duckmatic, const synfig::Vector& vector);
 107
 108         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
 109 };
 110
 111
 112 class studio::StateNormal_Context : public sigc::trackable
 113 {
 114         CanvasView* canvas_view_;
 115
 116         synfigapp::Settings& settings;
 117
 118         sigc::connection keypress_connect;
 119         sigc::connection keyrelease_connect;
 120
 121         etl::handle<DuckDrag_Combo> duck_dragger_;
 122
 123         Gtk::Table options_table;
 124
 125         Gtk::CheckButton checkbutton_rotate;
 126         Gtk::CheckButton checkbutton_scale;
 127         Gtk::CheckButton checkbutton_constrain;
 128
 129 public:
 130
 131         bool get_rotate_flag()const { return checkbutton_rotate.get_active(); }
 132         void set_rotate_flag(bool x) { checkbutton_rotate.set_active(x); refresh_rotate_flag(); }
 133         void refresh_rotate_flag() { if(duck_dragger_)duck_dragger_->rotate=get_rotate_flag(); }
 134
 135         bool get_scale_flag()const { return checkbutton_scale.get_active(); }
 136         void set_scale_flag(bool x) { checkbutton_scale.set_active(x); refresh_scale_flag(); }
 137         void refresh_scale_flag() { if(duck_dragger_)duck_dragger_->scale=get_scale_flag(); }
 138
 139         bool get_constrain_flag()const { return checkbutton_constrain.get_active(); }
 140         void set_constrain_flag(bool x) { checkbutton_constrain.set_active(x); refresh_constrain_flag(); }
 141         void refresh_constrain_flag() { if(duck_dragger_)duck_dragger_->constrain=get_constrain_flag(); }
 142         void refresh_cursor();
 143
 144         StateNormal_Context(CanvasView* canvas_view);
 145
 146         ~StateNormal_Context();
 147
 148         CanvasView* get_canvas_view()const{return canvas_view_;}
 149         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
 150         synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
 151         WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
 152
 153         void load_settings();
 154         void save_settings();
 155
 156         bool key_pressed(GdkEventKey *event);
 157         bool key_released(GdkEventKey *event);
 158
 159         Smach::event_result event_stop_handler(const Smach::event& x);
 160         Smach::event_result event_refresh_handler(const Smach::event& x);
 161         Smach::event_result event_refresh_ducks_handler(const Smach::event& x);
 162         Smach::event_result event_undo_handler(const Smach::event& x);
 163         Smach::event_result event_redo_handler(const Smach::event& x);
 164         Smach::event_result event_mouse_button_down_handler(const Smach::event& x);
 165         Smach::event_result event_multiple_ducks_clicked_handler(const Smach::event& x);
 166         Smach::event_result event_refresh_tool_options(const Smach::event& x);
 167         void refresh_tool_options();
 168         Smach::event_result event_layer_click(const Smach::event& x);
 169
 170
 171 };      // END of class StateNormal_Context
 172
 173 /* === M E T H O D S ======================================================= */
 174
 175 StateNormal::StateNormal():
 176         Smach::state<StateNormal_Context>("normal")
 177 {
 178         insert(event_def(EVENT_STOP,&StateNormal_Context::event_stop_handler));
 179         insert(event_def(EVENT_REFRESH,&StateNormal_Context::event_refresh_handler));
 180         insert(event_def(EVENT_REFRESH_DUCKS,&StateNormal_Context::event_refresh_ducks_handler));
 181         insert(event_def(EVENT_UNDO,&StateNormal_Context::event_undo_handler));
 182         insert(event_def(EVENT_REDO,&StateNormal_Context::event_redo_handler));
 183         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateNormal_Context::event_mouse_button_down_handler));
 184         insert(event_def(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,&StateNormal_Context::event_multiple_ducks_clicked_handler));
 185         insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateNormal_Context::event_refresh_tool_options));
 186         insert(event_def(EVENT_WORKAREA_LAYER_CLICKED,&StateNormal_Context::event_layer_click));
 187
 188 }
 189
 190 StateNormal::~StateNormal()
 191 {
 192 }
 193
 194 void StateNormal_Context::refresh_cursor()
 195 {
 196         if(get_rotate_flag() && !get_scale_flag())
 197         {
 198                 get_work_area()->set_cursor(Gdk::EXCHANGE);
 199                 return;
 200         }
 201         if(!get_rotate_flag() && get_scale_flag())
 202         {
 203                 get_work_area()->set_cursor(Gdk::SIZING);
 204                 return;
 205         }
 206         if(get_rotate_flag() && get_scale_flag())
 207         {
 208                 get_work_area()->set_cursor(Gdk::CROSSHAIR);
 209                 return;
 210         }
 211         get_work_area()->set_cursor(Gdk::ARROW);
 212
 213 }
 214
 215 void
 216 StateNormal_Context::load_settings()
 217 {
 218         String value;
 219
 220         if(settings.get_value("normal.rotate",value) && value=="1")
 221                 set_rotate_flag(true);
 222         else
 223                 set_rotate_flag(false);
 224
 225         if(settings.get_value("normal.scale",value) && value=="1")
 226                 set_scale_flag(true);
 227         else
 228                 set_scale_flag(false);
 229
 230         if(settings.get_value("normal.constrain",value) && value=="1")
 231                 set_constrain_flag(true);
 232         else
 233                 set_constrain_flag(false);
 234
 235 }
 236
 237 void
 238 StateNormal_Context::save_settings()
 239 {
 240         settings.set_value("normal.rotate",get_rotate_flag()?"1":"0");
 241         settings.set_value("normal.scale",get_scale_flag()?"1":"0");
 242         settings.set_value("normal.constrain",get_constrain_flag()?"1":"0");
 243 }
 244
 245 StateNormal_Context::StateNormal_Context(CanvasView* canvas_view):
 246         canvas_view_(canvas_view),
 247         settings(synfigapp::Main::get_selected_input_device()->settings()),
 248         duck_dragger_(new DuckDrag_Combo()),
 249         checkbutton_rotate(_("Rotate (Ctrl)")),
 250         checkbutton_scale(_("Scale (Alt)")),
 251         checkbutton_constrain(_("Constrain (Shift)"))
 252 {
 253         duck_dragger_->canvas_view_=get_canvas_view();
 254
 255         // Set up the tool options dialog
 256         options_table.attach(*manage(new Gtk::Label(_("Transform Tool"))),      0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 257         options_table.attach(checkbutton_rotate,                                                        0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 258         options_table.attach(checkbutton_scale,                                                 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 259         options_table.attach(checkbutton_constrain,                                                     0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 260
 261         checkbutton_rotate.signal_toggled().connect(sigc::mem_fun(*this,&StateNormal_Context::refresh_rotate_flag));
 262         checkbutton_scale.signal_toggled().connect(sigc::mem_fun(*this,&StateNormal_Context::refresh_scale_flag));
 263         checkbutton_constrain.signal_toggled().connect(sigc::mem_fun(*this,&StateNormal_Context::refresh_constrain_flag));
 264
 265
 266         options_table.show_all();
 267         refresh_tool_options();
 268         //App::dialog_tool_options->set_widget(options_table);
 269         //App::dialog_tool_options->present();
 270
 271         get_work_area()->set_allow_layer_clicks(true);
 272         get_work_area()->set_duck_dragger(duck_dragger_);
 273
 274         keypress_connect=get_work_area()->signal_key_press_event().connect(sigc::mem_fun(*this,&StateNormal_Context::key_pressed),false);
 275         keyrelease_connect=get_work_area()->signal_key_release_event().connect(sigc::mem_fun(*this,&StateNormal_Context::key_released),false);
 276
 277         //these will segfault
 278 //      get_work_area()->set_cursor(Gdk::CROSSHAIR);
 279 //      get_work_area()->reset_cursor();
 280
 281         App::toolbox->refresh();
 282
 283         load_settings();
 284         refresh_scale_flag();
 285 }
 286
 287 bool
 288 StateNormal_Context::key_pressed(GdkEventKey *event)
 289 {
 290         switch(event->keyval)
 291         {
 292                 case GDK_Control_L:
 293                 case GDK_Control_R:
 294                         set_rotate_flag(true);
 295                         break;
 296                 case GDK_Alt_L:
 297                 case GDK_Alt_R:
 298                         set_scale_flag(true);
 299                         break;
 300                 case GDK_Shift_L:
 301                 case GDK_Shift_R:
 302                         set_constrain_flag(true);
 303                         break;
 304                 default:
 305                         break;
 306         }
 307         refresh_cursor();
 308         return false; //Pass on the event to other handlers, just in case
 309 }
 310
 311 bool
 312 StateNormal_Context::key_released(GdkEventKey *event)
 313 {
 314         switch(event->keyval)
 315         {
 316                 case GDK_Control_L:
 317                 case GDK_Control_R:
 318                         set_rotate_flag(false);
 319                         break;
 320                 case GDK_Alt_L:
 321                 case GDK_Alt_R:
 322                         set_scale_flag(false);
 323                         break;
 324                 case GDK_Shift_L:
 325                 case GDK_Shift_R:
 326                         set_constrain_flag(false);
 327                         break;
 328                 default:
 329                         break;
 330         }
 331         refresh_cursor();
 332         return false; //Pass on the event to other handlers
 333 }
 334
 335 void
 336 StateNormal_Context::refresh_tool_options()
 337 {
 338         App::dialog_tool_options->clear();
 339         App::dialog_tool_options->set_widget(options_table);
 340         App::dialog_tool_options->set_local_name(_("Transform Tool"));
 341         App::dialog_tool_options->set_name("normal");
 342 }
 343
 344
 345
 346 StateNormal_Context::~StateNormal_Context()
 347 {
 348         save_settings();
 349
 350         get_work_area()->clear_duck_dragger();
 351         get_work_area()->reset_cursor();
 352
 353         keypress_connect.disconnect();
 354         keyrelease_connect.disconnect();
 355
 356         App::dialog_tool_options->clear();
 357
 358         App::toolbox->refresh();
 359 }
 360
 361 DuckDrag_Combo::DuckDrag_Combo():
 362         scale(false),
 363         rotate(false),
 364         constrain(false) // Lock aspect for scale; smooth move for translate
 365 {
 366 }
 367
 368 void
 369 DuckDrag_Combo::begin_duck_drag(Duckmatic* duckmatic, const synfig::Vector& offset)
 370 {
 371         last_move=Vector(1,1);
 372
 373         const DuckList selected_ducks(duckmatic->get_selected_ducks());
 374         DuckList::const_iterator iter;
 375
 376         bad_drag=false;
 377
 378                 drag_offset=duckmatic->find_duck(offset)->get_trans_point();
 379
 380                 //snap=drag_offset-duckmatic->snap_point_to_grid(drag_offset);
 381                 //snap=offset-drag_offset_;
 382                 snap=Vector(0,0);
 383
 384         // Calculate center
 385         Point vmin(100000000,100000000);
 386         Point vmax(-100000000,-100000000);
 387         //std::set<etl::handle<Duck> >::iterator iter;
 388         positions.clear();
 389         int i;
 390         for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 391         {
 392                 Point p((*iter)->get_trans_point());
 393                 vmin[0]=min(vmin[0],p[0]);
 394                 vmin[1]=min(vmin[1],p[1]);
 395                 vmax[0]=max(vmax[0],p[0]);
 396                 vmax[1]=max(vmax[1],p[1]);
 397                 positions.push_back(p);
 398         }
 399         center=(vmin+vmax)*0.5;
 400         if((vmin-vmax).mag()<=EPSILON)
 401                 move_only=true;
 402         else
 403                 move_only=false;
 404
 405
 406         synfig::Vector vect(offset-center);
 407         original_angle=Angle::tan(vect[1],vect[0]);
 408         original_mag=vect.mag();
 409 }
 410
 411
 412 void
 413 DuckDrag_Combo::duck_drag(Duckmatic* duckmatic, const synfig::Vector& vector)
 414 {
 415         if (!duckmatic) return;
 416
 417         if(bad_drag)
 418                 return;
 419
 420         //Override axis lock set in workarea when holding down the shift key
 421         if (!move_only && (scale || rotate))
 422                 duckmatic->set_axis_lock(false);
 423
 424         synfig::Vector vect;
 425         if (move_only || (!scale && !rotate))
 426                 vect= duckmatic->snap_point_to_grid(vector)-drag_offset+snap;
 427         else
 428                 vect= duckmatic->snap_point_to_grid(vector)-center+snap;
 429
 430         last_move=vect;
 431
 432         const DuckList selected_ducks(duckmatic->get_selected_ducks());
 433         DuckList::const_iterator iter;
 434
 435         Time time(duckmatic->get_time());
 436
 437         int i;
 438         if( move_only || (!scale && !rotate) )
 439         {
 440                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 441                 {
 442                         if((*iter)->get_type()==Duck::TYPE_VERTEX || (*iter)->get_type()==Duck::TYPE_POSITION)
 443                                 (*iter)->set_trans_point(positions[i]+vect, time);
 444                 }
 445                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 446                 {
 447                         if((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION)
 448                                 (*iter)->set_trans_point(positions[i]+vect, time);
 449                 }
 450         }
 451
 452         if (rotate)
 453         {
 454                 Angle::deg angle(Angle::tan(vect[1],vect[0]));
 455                 angle=original_angle-angle;
 456                 if (constrain)
 457                 {
 458                         float degrees = angle.get()/15;
 459                         angle= Angle::deg (degrees>0?std::floor(degrees)*15:std::ceil(degrees)*15);
 460                 }
 461                 Real mag(vect.mag()/original_mag);
 462                 Real sine(Angle::sin(angle).get());
 463                 Real cosine(Angle::cos(angle).get());
 464
 465                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 466                 {
 467                         if((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION)continue;
 468
 469                         Vector x(positions[i]-center),p;
 470
 471                         p[0]=cosine*x[0]+sine*x[1];
 472                         p[1]=-sine*x[0]+cosine*x[1];
 473                         if(scale)p*=mag;
 474                         p+=center;
 475                         (*iter)->set_trans_point(p, time);
 476                 }
 477                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 478                 {
 479                         if(!((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION))continue;
 480
 481                         Vector x(positions[i]-center),p;
 482
 483                         p[0]=cosine*x[0]+sine*x[1];
 484                         p[1]=-sine*x[0]+cosine*x[1];
 485                         if(scale)p*=mag;
 486                         p+=center;
 487                         (*iter)->set_trans_point(p, time);
 488                 }
 489         } else if (scale)
 490         {
 491                 if(!constrain)
 492                 {
 493                         if(abs(drag_offset[0]-center[0])>EPSILON)
 494                                 vect[0]/=drag_offset[0]-center[0];
 495                         else
 496                                 vect[0]=1;
 497                         if(abs(drag_offset[1]-center[1])>EPSILON)
 498                                 vect[1]/=drag_offset[1]-center[1];
 499                         else
 500                                 vect[1]=1;
 501                         }
 502                 else
 503                 {
 504                         //vect[0]=vect[1]=vect.mag()*0.707106781;
 505                         Real amount(vect.mag()/(drag_offset-center).mag());
 506                         vect[0]=vect[1]=amount;
 507                 }
 508
 509                 if(vect[0]<EPSILON && vect[0]>-EPSILON)
 510                         vect[0]=1;
 511                 if(vect[1]<EPSILON && vect[1]>-EPSILON)
 512                         vect[1]=1;
 513
 514                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 515                 {
 516                         if(((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION))continue;
 517
 518                         Vector p(positions[i]-center);
 519
 520                         p[0]*=vect[0];
 521                         p[1]*=vect[1];
 522                         p+=center;
 523                         (*iter)->set_trans_point(p, time);
 524                 }
 525                 for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
 526                 {
 527                         if(!((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION))continue;
 528
 529                         Vector p(positions[i]-center);
 530
 531                         p[0]*=vect[0];
 532                         p[1]*=vect[1];
 533                         p+=center;
 534                         (*iter)->set_trans_point(p, time);
 535                 }
 536         }
 537
 538         // then patch up the tangents for the vertices we've moved
 539         duckmatic->update_ducks();
 540
 541         last_move=vect;
 542 }
 543
 544 bool
 545 DuckDrag_Combo::end_duck_drag(Duckmatic* duckmatic)
 546 {
 547         if(bad_drag)return false;
 548
 549         //synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Rotate Ducks"));
 550
 551         if((last_move-Vector(1,1)).mag()>0.0001)
 552         {
 553                 duckmatic->signal_edited_selected_ducks();
 554                 return true;
 555         }
 556         else
 557         {
 558                 duckmatic->signal_user_click_selected_ducks(0);
 559                 return false;
 560         }
 561 }
 562
 563 Smach::event_result
 564 StateNormal_Context::event_refresh_tool_options(const Smach::event& /*x*/)
 565 {
 566         refresh_tool_options();
 567         return Smach::RESULT_ACCEPT;
 568 }
 569
 570 Smach::event_result
 571 StateNormal_Context::event_stop_handler(const Smach::event& /*x*/)
 572 {
 573         // synfig::info("STATE NORMAL: Received Stop Event");
 574         canvas_view_->stop();
 575         return Smach::RESULT_ACCEPT;
 576 }
 577
 578 Smach::event_result
 579 StateNormal_Context::event_refresh_handler(const Smach::event& /*x*/)
 580 {
 581         // synfig::info("STATE NORMAL: Received Refresh Event");
 582         canvas_view_->rebuild_tables();
 583         canvas_view_->work_area->queue_render_preview();
 584         return Smach::RESULT_ACCEPT;
 585 }
 586
 587 Smach::event_result
 588 StateNormal_Context::event_refresh_ducks_handler(const Smach::event& /*x*/)
 589 {
 590         // synfig::info("STATE NORMAL: Received Refresh Ducks");
 591         canvas_view_->queue_rebuild_ducks();
 592         return Smach::RESULT_ACCEPT;
 593 }
 594
 595 Smach::event_result
 596 StateNormal_Context::event_undo_handler(const Smach::event& /*x*/)
 597 {
 598         // synfig::info("STATE NORMAL: Received Undo Event");
 599         canvas_view_->get_instance()->undo();
 600         return Smach::RESULT_ACCEPT;
 601 }
 602
 603 Smach::event_result
 604 StateNormal_Context::event_redo_handler(const Smach::event& /*x*/)
 605 {
 606         // synfig::info("STATE NORMAL: Received Redo Event");
 607         canvas_view_->get_instance()->redo();
 608         return Smach::RESULT_ACCEPT;
 609 }
 610
 611 Smach::event_result
 612 StateNormal_Context::event_mouse_button_down_handler(const Smach::event& x)
 613 {
 614         // synfig::info("STATE NORMAL: Received mouse button down Event");
 615
 616         const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
 617
 618         switch(event.button)
 619         {
 620         case BUTTON_RIGHT:
 621                 canvas_view_->popup_main_menu();
 622                 return Smach::RESULT_ACCEPT;
 623         default:
 624                 return Smach::RESULT_OK;
 625         }
 626 }
 627
 628 Smach::event_result
 629 StateNormal_Context::event_layer_click(const Smach::event& x)
 630 {
 631         const EventLayerClick& event(*reinterpret_cast<const EventLayerClick*>(&x));
 632
 633         if(event.layer)
 634         {
 635                 // synfig::info("STATE NORMAL: Received layer click Event, \"%s\"",event.layer->get_name().c_str());
 636         }
 637         else
 638         {
 639                 // synfig::info("STATE NORMAL: Received layer click Event with an empty layer.");
 640         }
 641
 642         switch(event.button)
 643         {
 644         case BUTTON_LEFT:
 645                 if(!(event.modifier&Gdk::CONTROL_MASK))
 646                         canvas_view_->get_selection_manager()->clear_selected_layers();
 647                 if(event.layer)
 648                 {
 649                         std::list<Layer::Handle> layer_list(canvas_view_->get_selection_manager()->get_selected_layers());
 650                         std::set<Layer::Handle> layers(layer_list.begin(),layer_list.end());
 651                         if(layers.count(event.layer))
 652                         {
 653                                 layers.erase(event.layer);
 654                                 layer_list=std::list<Layer::Handle>(layers.begin(),layers.end());
 655                                 canvas_view_->get_selection_manager()->clear_selected_layers();
 656                                 canvas_view_->get_selection_manager()->set_selected_layers(layer_list);
 657                         }
 658                         else
 659                         {
 660                                 canvas_view_->get_selection_manager()->set_selected_layer(event.layer);
 661                         }
 662                 }
 663                 return Smach::RESULT_ACCEPT;
 664         case BUTTON_RIGHT:
 665                 canvas_view_->popup_layer_menu(event.layer);
 666                 return Smach::RESULT_ACCEPT;
 667         default:
 668                 return Smach::RESULT_OK;
 669         }
 670 }
 671
 672 /*
 673 void
 674 StateNormal_Context::edit_several_waypoints(std::list<synfigapp::ValueDesc> value_desc_list)
 675 {
 676         Gtk::Dialog dialog(
 677                 "Edit Multiple Waypoints",              // Title
 678                 true,           // Modal
 679                 true            // use_separator
 680         );
 681
 682         Widget_WaypointModel widget_waypoint_model;
 683         widget_waypoint_model.show();
 684
 685         dialog.get_vbox()->pack_start(widget_waypoint_model);
 686
 687
 688         dialog.add_button(Gtk::StockID("gtk-apply"),1);
 689         dialog.add_button(Gtk::StockID("gtk-cancel"),0);
 690         dialog.show();
 691
 692         if(dialog.run()==0)
 693                 return;
 694         synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Set Waypoints"));
 695
 696         std::list<synfigapp::ValueDesc>::iterator iter;
 697         for(iter=value_desc_list.begin();iter!=value_desc_list.end();++iter)
 698         {
 699                 synfigapp::ValueDesc value_desc(*iter);
 700
 701                 if(!value_desc.is_valid())
 702                         continue;
 703
 704                 ValueNode_Animated::Handle value_node;
 705
 706                 // If this value isn't a ValueNode_Animated, but
 707                 // it is somewhat constant, then go ahead and convert
 708                 // it to a ValueNode_Animated.
 709                 if(!value_desc.is_value_node() || ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()))
 710                 {
 711                         ValueBase value;
 712                         if(value_desc.is_value_node())
 713                                 value=ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node())->get_value();
 714                         else
 715                                 value=value_desc.get_value();
 716
 717                         value_node=ValueNode_Animated::create(value,get_canvas()->get_time());
 718
 719                         synfigapp::Action::Handle action;
 720
 721                         if(!value_desc.is_value_node())
 722                         {
 723                                 action=synfigapp::Action::create("ValueDescConnect");
 724                                 action->set_param("dest",value_desc);
 725                                 action->set_param("src",ValueNode::Handle(value_node));
 726                         }
 727                         else
 728                         {
 729                                 action=synfigapp::Action::create("ValueNodeReplace");
 730                                 action->set_param("dest",value_desc.get_value_node());
 731                                 action->set_param("src",ValueNode::Handle(value_node));
 732                         }
 733
 734                         action->set_param("canvas",get_canvas());
 735                         action->set_param("canvas_interface",get_canvas_interface());
 736
 737
 738                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 739                         {
 740                                 get_canvas_view()->get_ui_interface()->error(_("Unable to convert to animated waypoint"));
 741                                 group.cancel();
 742                                 return;
 743                         }
 744                 }
 745                 else
 746                 {
 747                         if(value_desc.is_value_node())
 748                                 value_node=ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node());
 749                 }
 750
 751
 752                 if(value_node)
 753                 {
 754
 755                         synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSetSmart"));
 756
 757                         if(!action)
 758                         {
 759                                 get_canvas_view()->get_ui_interface()->error(_("Unable to find WaypointSetSmart action"));
 760                                 group.cancel();
 761                                 return;
 762                         }
 763
 764
 765                         action->set_param("canvas",get_canvas());
 766                         action->set_param("canvas_interface",get_canvas_interface());
 767                         action->set_param("value_node",ValueNode::Handle(value_node));
 768                         action->set_param("time",get_canvas()->get_time());
 769                         action->set_param("model",widget_waypoint_model.get_waypoint_model());
 770
 771                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 772                         {
 773                                 get_canvas_view()->get_ui_interface()->error(_("Unable to set a specific waypoint"));
 774                                 group.cancel();
 775                                 return;
 776                         }
 777                 }
 778                 else
 779                 {
 780                         //get_canvas_view()->get_ui_interface()->error(_("Unable to animate a specific valuedesc"));
 781                         //group.cancel();
 782                         //return;
 783                 }
 784
 785         }
 786 }
 787 */
 788
 789 Smach::event_result
 790 StateNormal_Context::event_multiple_ducks_clicked_handler(const Smach::event& /*x*/)
 791 {
 792         // synfig::info("STATE NORMAL: Received multiple duck click event");
 793
 794         //const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
 795
 796         std::list<synfigapp::ValueDesc> value_desc_list;
 797
 798         // Create a list of value_descs associated with selection
 799         const DuckList selected_ducks(get_work_area()->get_selected_ducks());
 800         DuckList::const_iterator iter;
 801         for(iter=selected_ducks.begin();iter!=selected_ducks.end();++iter)
 802         {
 803                 synfigapp::ValueDesc value_desc((*iter)->get_value_desc());
 804
 805                 if(!value_desc.is_valid())
 806                         continue;
 807
 808                 if(value_desc.get_value_type()==ValueBase::TYPE_BLINEPOINT && value_desc.is_value_node() && ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()))
 809                 {
 810                         value_desc_list.push_back(
 811                                 synfigapp::ValueDesc(
 812                                         ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())
 813                                         ,ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())
 814                                                                ->get_link_index_from_name("point")
 815                                 )
 816                         );
 817                 }
 818                 else
 819                         value_desc_list.push_back(value_desc);
 820         }
 821
 822         Gtk::Menu *menu=manage(new Gtk::Menu());
 823         menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), menu));
 824
 825         canvas_view_->get_instance()->make_param_menu(menu,canvas_view_->get_canvas(),value_desc_list);
 826
 827         /*
 828         synfigapp::Action::ParamList param_list;
 829         param_list=get_canvas_interface()->generate_param_list(value_desc_list);
 830
 831         canvas_view_->add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_VALUEDESC|synfigapp::Action::CATEGORY_VALUENODE);
 832
 833         menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Edit Waypoints"),
 834                 sigc::bind(
 835                         sigc::mem_fun(
 836                                 *this,
 837                                 &studio::StateNormal_Context::edit_several_waypoints
 838                         ),
 839                         value_desc_list
 840                 )
 841         ));
 842         */
 843         menu->popup(3,gtk_get_current_event_time());
 844
 845         return Smach::RESULT_ACCEPT;
 846 }
 847
 848