synfig-studio/trunk/src/gtkmm/state_star.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file state_star.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 <gtkmm/dialog.h>
  34 #include <gtkmm/entry.h>
  35
  36 #include <synfig/valuenode_dynamiclist.h>
  37 #include <synfigapp/action_system.h>
  38 #include <synfig/valuenode_bline.h>
  39
  40 #include "state_star.h"
  41 #include "canvasview.h"
  42 #include "workarea.h"
  43 #include "app.h"
  44
  45 #include <synfigapp/action.h>
  46 #include "event_mouse.h"
  47 #include "event_layerclick.h"
  48 #include "toolbox.h"
  49 #include "dialog_tooloptions.h"
  50 #include <gtkmm/optionmenu.h>
  51 #include "duck.h"
  52 #include "widget_enum.h"
  53 #include <synfigapp/main.h>
  54
  55 #include "general.h"
  56
  57 #endif
  58
  59 /* === U S I N G =========================================================== */
  60
  61 using namespace std;
  62 using namespace etl;
  63 using namespace synfig;
  64 using namespace studio;
  65
  66 /* === M A C R O S ========================================================= */
  67
  68 /* === G L O B A L S ======================================================= */
  69
  70 StateStar studio::state_star;
  71
  72 /* === C L A S S E S & S T R U C T S ======================================= */
  73
  74 class studio::StateStar_Context : public sigc::trackable
  75 {
  76         etl::handle<CanvasView> canvas_view_;
  77         CanvasView::IsWorking is_working;
  78
  79         Duckmatic::Push duckmatic_push;
  80
  81         Point point_holder;
  82
  83         etl::handle<Duck> point2_duck;
  84
  85         void refresh_ducks();
  86
  87         bool prev_workarea_layer_status_;
  88
  89         //Toolbox settings
  90         synfigapp::Settings& settings;
  91
  92         //Toolbox display
  93         Gtk::Table options_table;
  94
  95         Gtk::Entry              entry_id; //what to name the layer
  96
  97         Gtk::Adjustment adj_feather;
  98         Gtk::Adjustment adj_number_of_points;
  99         Gtk::Adjustment adj_inner_tangent;
 100         Gtk::Adjustment adj_outer_tangent;
 101         Gtk::Adjustment adj_inner_width;
 102         Gtk::Adjustment adj_outer_width;
 103         Gtk::Adjustment adj_radius_ratio;
 104         Gtk::Adjustment adj_angle_offset;
 105         Gtk::SpinButton spin_feather;
 106         Gtk::SpinButton spin_number_of_points;
 107         Gtk::SpinButton spin_inner_tangent;
 108         Gtk::SpinButton spin_outer_tangent;
 109         Gtk::SpinButton spin_inner_width;
 110         Gtk::SpinButton spin_outer_width;
 111         Gtk::SpinButton spin_radius_ratio;
 112         Gtk::SpinButton spin_angle_offset;
 113
 114         Gtk::CheckButton checkbutton_invert;
 115         Gtk::CheckButton checkbutton_regular_polygon;
 116         Gtk::CheckButton checkbutton_layer_star;
 117         Gtk::CheckButton checkbutton_layer_region;
 118         Gtk::CheckButton checkbutton_layer_outline;
 119         Gtk::CheckButton checkbutton_layer_curve_gradient;
 120         Gtk::CheckButton checkbutton_layer_plant;
 121         Gtk::CheckButton checkbutton_layer_link_origins;
 122
 123 public:
 124
 125         // this only counts the layers which use blines - they're the only
 126         // ones we link the origins for
 127         int layers_to_create()const
 128         {
 129                 return
 130                         get_layer_star_flag() +
 131                         get_layer_region_flag() +
 132                         get_layer_outline_flag() +
 133                         get_layer_curve_gradient_flag() +
 134                         get_layer_plant_flag();
 135         }
 136
 137         synfig::String get_id()const { return entry_id.get_text(); }
 138         void set_id(const synfig::String& x) { return entry_id.set_text(x); }
 139
 140         Real get_feather()const { return adj_feather.get_value(); }
 141         void set_feather(Real f) { adj_feather.set_value(f); }
 142
 143         Real get_number_of_points()const { return adj_number_of_points.get_value(); }
 144         void set_number_of_points(Real f) { adj_number_of_points.set_value(f); }
 145
 146         Real get_inner_tangent()const { return adj_inner_tangent.get_value(); }
 147         void set_inner_tangent(Real f) { adj_inner_tangent.set_value(f); }
 148
 149         Real get_outer_tangent()const { return adj_outer_tangent.get_value(); }
 150         void set_outer_tangent(Real f) { adj_outer_tangent.set_value(f); }
 151
 152         Real get_inner_width()const { return adj_inner_width.get_value(); }
 153         void set_inner_width(Real f) { adj_inner_width.set_value(f); }
 154
 155         Real get_outer_width()const { return adj_outer_width.get_value(); }
 156         void set_outer_width(Real f) { adj_outer_width.set_value(f); }
 157
 158         Real get_radius_ratio()const { return adj_radius_ratio.get_value(); }
 159         void set_radius_ratio(Real f) { adj_radius_ratio.set_value(f); }
 160
 161         Real get_angle_offset()const { return adj_angle_offset.get_value(); }
 162         void set_angle_offset(Real f) { adj_angle_offset.set_value(f); }
 163
 164         bool get_invert()const { return checkbutton_invert.get_active(); }
 165         void set_invert(bool i) { checkbutton_invert.set_active(i); }
 166
 167         bool get_regular_polygon()const { return checkbutton_regular_polygon.get_active(); }
 168         void set_regular_polygon(bool i) { checkbutton_regular_polygon.set_active(i); }
 169
 170         bool get_layer_star_flag()const { return checkbutton_layer_star.get_active(); }
 171         void set_layer_star_flag(bool x) { return checkbutton_layer_star.set_active(x); }
 172
 173         bool get_layer_region_flag()const { return checkbutton_layer_region.get_active(); }
 174         void set_layer_region_flag(bool x) { return checkbutton_layer_region.set_active(x); }
 175
 176         bool get_layer_outline_flag()const { return checkbutton_layer_outline.get_active(); }
 177         void set_layer_outline_flag(bool x) { return checkbutton_layer_outline.set_active(x); }
 178
 179         bool get_layer_curve_gradient_flag()const { return checkbutton_layer_curve_gradient.get_active(); }
 180         void set_layer_curve_gradient_flag(bool x) { return checkbutton_layer_curve_gradient.set_active(x); }
 181
 182         bool get_layer_plant_flag()const { return checkbutton_layer_plant.get_active(); }
 183         void set_layer_plant_flag(bool x) { return checkbutton_layer_plant.set_active(x); }
 184
 185         bool get_layer_link_origins_flag()const { return checkbutton_layer_link_origins.get_active(); }
 186         void set_layer_link_origins_flag(bool x) { return checkbutton_layer_link_origins.set_active(x); }
 187
 188         void refresh_tool_options(); //to refresh the toolbox
 189
 190         //events
 191         Smach::event_result event_stop_handler(const Smach::event& x);
 192         Smach::event_result event_refresh_handler(const Smach::event& x);
 193         Smach::event_result event_mouse_click_handler(const Smach::event& x);
 194         Smach::event_result event_refresh_tool_options(const Smach::event& x);
 195
 196         //constructor destructor
 197         StateStar_Context(CanvasView* canvas_view);
 198         ~StateStar_Context();
 199
 200         //Canvas interaction
 201         const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
 202         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
 203         synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
 204         WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
 205
 206         //Modifying settings etc.
 207         void load_settings();
 208         void save_settings();
 209         void reset();
 210         void increment_id();
 211         bool egress_on_selection_change;
 212         Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
 213         {
 214                 if(egress_on_selection_change)
 215                         throw Smach::egress_exception();
 216                 return Smach::RESULT_OK;
 217         }
 218
 219         void make_star(const Point& p1, const Point& p2);
 220
 221 };      // END of class StateStar_Context
 222
 223 /* === M E T H O D S ======================================================= */
 224
 225 StateStar::StateStar():
 226         Smach::state<StateStar_Context>("star")
 227 {
 228         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateStar_Context::event_layer_selection_changed_handler));
 229         insert(event_def(EVENT_STOP,&StateStar_Context::event_stop_handler));
 230         insert(event_def(EVENT_REFRESH,&StateStar_Context::event_refresh_handler));
 231         insert(event_def(EVENT_REFRESH_DUCKS,&StateStar_Context::event_refresh_handler));
 232         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateStar_Context::event_mouse_click_handler));
 233         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,&StateStar_Context::event_mouse_click_handler));
 234         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_UP,&StateStar_Context::event_mouse_click_handler));
 235         insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateStar_Context::event_refresh_tool_options));
 236 }
 237
 238 StateStar::~StateStar()
 239 {
 240 }
 241
 242 void
 243 StateStar_Context::load_settings()
 244 {
 245         String value;
 246
 247         //parse the arguments yargh!
 248         if(settings.get_value("star.id",value))
 249                 set_id(value);
 250         else
 251                 set_id("Star");
 252
 253         if(settings.get_value("star.feather",value))
 254                 set_feather(atof(value.c_str()));
 255         else
 256                 set_feather(0);
 257
 258         if(settings.get_value("star.number_of_points",value))
 259                 set_number_of_points(atof(value.c_str()));
 260         else
 261                 set_number_of_points(5);
 262
 263         if(settings.get_value("star.inner_tangent",value))
 264                 set_inner_tangent(atof(value.c_str()));
 265         else
 266                 set_inner_tangent(0);
 267
 268         if(settings.get_value("star.outer_tangent",value))
 269                 set_outer_tangent(atof(value.c_str()));
 270         else
 271                 set_outer_tangent(0);
 272
 273         if(settings.get_value("star.inner_width",value))
 274                 set_inner_width(atof(value.c_str()));
 275         else
 276                 set_inner_width(1);
 277
 278         if(settings.get_value("star.outer_width",value))
 279                 set_outer_width(atof(value.c_str()));
 280         else
 281                 set_outer_width(1);
 282
 283         if(settings.get_value("star.radius_ratio",value))
 284                 set_radius_ratio(atof(value.c_str()));
 285         else
 286                 set_radius_ratio(0.5);
 287
 288         if(settings.get_value("star.angle_offset",value))
 289                 set_angle_offset(atof(value.c_str()));
 290         else
 291                 set_angle_offset(0);
 292
 293         if(settings.get_value("star.invert",value) && value != "0")
 294                 set_invert(true);
 295         else
 296                 set_invert(false);
 297
 298         if(settings.get_value("star.regular_polygon",value) && value != "0")
 299                 set_regular_polygon(true);
 300         else
 301                 set_regular_polygon(false);
 302
 303         if(settings.get_value("star.layer_star",value) && value=="0")
 304                 set_layer_star_flag(false);
 305         else
 306                 set_layer_star_flag(true);
 307
 308         if(settings.get_value("star.layer_region",value) && value=="1")
 309                 set_layer_region_flag(true);
 310         else
 311                 set_layer_region_flag(false);
 312
 313         if(settings.get_value("star.layer_outline",value) && value=="1")
 314                 set_layer_outline_flag(true);
 315         else
 316                 set_layer_outline_flag(false);
 317
 318         if(settings.get_value("star.layer_curve_gradient",value) && value=="1")
 319                 set_layer_curve_gradient_flag(true);
 320         else
 321                 set_layer_curve_gradient_flag(false);
 322
 323         if(settings.get_value("star.layer_plant",value) && value=="1")
 324                 set_layer_plant_flag(true);
 325         else
 326                 set_layer_plant_flag(false);
 327
 328         if(settings.get_value("star.layer_link_origins",value) && value=="0")
 329                 set_layer_link_origins_flag(false);
 330         else
 331                 set_layer_link_origins_flag(true);
 332 }
 333
 334 void
 335 StateStar_Context::save_settings()
 336 {
 337         settings.set_value("star.id",get_id());
 338         settings.set_value("star.feather",strprintf("%f",(float)get_feather()));
 339         settings.set_value("star.number_of_points",strprintf("%d",(int)(get_number_of_points() + 0.5)));
 340         settings.set_value("star.inner_tangent",strprintf("%f",(float)get_inner_tangent()));
 341         settings.set_value("star.outer_tangent",strprintf("%f",(float)get_outer_tangent()));
 342         settings.set_value("star.inner_width",strprintf("%f",(float)get_inner_width()));
 343         settings.set_value("star.outer_width",strprintf("%f",(float)get_outer_width()));
 344         settings.set_value("star.radius_ratio",strprintf("%f",(float)get_radius_ratio()));
 345         settings.set_value("star.angle_offset",strprintf("%f",(float)get_angle_offset()));
 346         settings.set_value("star.invert",get_invert()?"1":"0");
 347         settings.set_value("star.regular_polygon",get_regular_polygon()?"1":"0");
 348         settings.set_value("star.layer_star",get_layer_star_flag()?"1":"0");
 349         settings.set_value("star.layer_outline",get_layer_outline_flag()?"1":"0");
 350         settings.set_value("star.layer_region",get_layer_region_flag()?"1":"0");
 351         settings.set_value("star.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
 352         settings.set_value("star.layer_plant",get_layer_plant_flag()?"1":"0");
 353         settings.set_value("star.layer_link_origins",get_layer_link_origins_flag()?"1":"0");
 354 }
 355
 356 void
 357 StateStar_Context::reset()
 358 {
 359         refresh_ducks();
 360 }
 361
 362 void
 363 StateStar_Context::increment_id()
 364 {
 365         String id(get_id());
 366         int number=1;
 367         int digits=0;
 368
 369         if(id.empty())
 370                 id="Star";
 371
 372         // If there is a number
 373         // already at the end of the
 374         // id, then remove it.
 375         if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
 376         {
 377                 // figure out how many digits it is
 378                 for (digits = 0;
 379                          (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
 380                          digits++)
 381                         ;
 382
 383                 String str_number;
 384                 str_number=String(id,id.size()-digits,id.size());
 385                 id=String(id,0,id.size()-digits);
 386
 387                 number=atoi(str_number.c_str());
 388         }
 389         else
 390         {
 391                 number=1;
 392                 digits=3;
 393         }
 394
 395         number++;
 396
 397         // Add the number back onto the id
 398         {
 399                 const String format(strprintf("%%0%dd",digits));
 400                 id+=strprintf(format.c_str(),number);
 401         }
 402
 403         // Set the ID
 404         set_id(id);
 405 }
 406
 407 StateStar_Context::StateStar_Context(CanvasView* canvas_view):
 408         canvas_view_(canvas_view),
 409         is_working(*canvas_view),
 410         duckmatic_push(get_work_area()),
 411         prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
 412         settings(synfigapp::Main::get_selected_input_device()->settings()),
 413         entry_id(),             //   value lower upper  step page
 414         adj_feather(                    0,    0,    1, 0.01, 0.1),
 415         adj_number_of_points(   0,    2,  120, 1   , 1  ),
 416         adj_inner_tangent(              0,  -10,   10, 0.01, 0.1),
 417         adj_outer_tangent(              0,  -10,   10, 0.01, 0.1),
 418         adj_inner_width(                0,  -10,   10, 0.01, 0.1),
 419         adj_outer_width(                0,  -10,   10, 0.01, 0.1),
 420         adj_radius_ratio(               0,  -10,   10, 0.01, 0.1),
 421         adj_angle_offset(               0, -360,  360, 0.1 , 1  ),
 422         spin_feather(adj_feather,0.1,3),
 423         spin_number_of_points(adj_number_of_points,1,0),
 424         spin_inner_tangent(adj_inner_tangent,1,2),
 425         spin_outer_tangent(adj_outer_tangent,1,2),
 426         spin_inner_width(adj_inner_width,1,2),
 427         spin_outer_width(adj_outer_width,1,2),
 428         spin_radius_ratio(adj_radius_ratio,1,2),
 429         spin_angle_offset(adj_angle_offset,1,1),
 430         checkbutton_invert(_("Invert")),
 431         checkbutton_regular_polygon(_("Regular Polygon")),
 432         checkbutton_layer_star(_("Create Star Layer")),
 433         checkbutton_layer_region(_("Create Region BLine")),
 434         checkbutton_layer_outline(_("Create Outline BLine")),
 435         checkbutton_layer_curve_gradient(_("Create Curve Gradient BLine")),
 436         checkbutton_layer_plant(_("Create Plant BLine")),
 437         checkbutton_layer_link_origins(_("Link Origins"))
 438 {
 439         egress_on_selection_change=true;
 440
 441         load_settings();
 442
 443         // Set up the tool options dialog
 444         options_table.attach(*manage(new Gtk::Label(_("Star Tool"))),                   0, 2,  0,  1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 445         options_table.attach(entry_id,                                                                                  0, 2,  1,  2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 446         options_table.attach(checkbutton_layer_star,                                                    0, 2,  2,  3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 447         options_table.attach(checkbutton_layer_outline,                                                 0, 2,  3,  4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 448         options_table.attach(checkbutton_layer_region,                                                  0, 2,  4,  5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 449         options_table.attach(checkbutton_layer_plant,                                                   0, 2,  5,  6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 450         options_table.attach(checkbutton_layer_curve_gradient,                                  0, 2,  6,  7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 451         options_table.attach(checkbutton_layer_link_origins,                                    0, 2,  7,  8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 452         options_table.attach(checkbutton_invert,                                                                0, 2,  8,  9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 453         options_table.attach(checkbutton_regular_polygon,                                               0, 2,  9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 454         options_table.attach(*manage(new Gtk::Label(_("Feather:"))),                    0, 1, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 455         options_table.attach(spin_feather,                                                                              1, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 456         options_table.attach(*manage(new Gtk::Label(_("Number of Points:"))),   0, 1, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 457         options_table.attach(spin_number_of_points,                                                             1, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 458         options_table.attach(*manage(new Gtk::Label(_("Inner Tangent:"))),              0, 1, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 459         options_table.attach(spin_inner_tangent,                                                                1, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 460         options_table.attach(*manage(new Gtk::Label(_("Outer Tangent:"))),              0, 1, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 461         options_table.attach(spin_outer_tangent,                                                                1, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 462         options_table.attach(*manage(new Gtk::Label(_("Inner Width:"))),                0, 1, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 463         options_table.attach(spin_inner_width,                                                                  1, 2, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 464         options_table.attach(*manage(new Gtk::Label(_("Outer Width:"))),                0, 1, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 465         options_table.attach(spin_outer_width,                                                                  1, 2, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 466         options_table.attach(*manage(new Gtk::Label(_("Radius Ratio:"))),               0, 1, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 467         options_table.attach(spin_radius_ratio,                                                                 1, 2, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 468         options_table.attach(*manage(new Gtk::Label(_("Angle Offset:"))),               0, 1, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 469         options_table.attach(spin_angle_offset,                                                                 1, 2, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 470
 471         options_table.show_all();
 472
 473         refresh_tool_options();
 474         App::dialog_tool_options->present();
 475
 476         // Turn off layer clicking
 477         get_work_area()->set_allow_layer_clicks(false);
 478
 479         // clear out the ducks
 480         get_work_area()->clear_ducks();
 481
 482         // Refresh the work area
 483         get_work_area()->queue_draw();
 484
 485         // Hide the tables if they are showing
 486         //prev_table_status=get_canvas_view()->tables_are_visible();
 487         //if(prev_table_status)get_canvas_view()->hide_tables();
 488
 489         // Disable the time bar
 490         //get_canvas_view()->set_sensitive_timebar(false);
 491
 492         // Connect a signal
 493         //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateStar_Context::on_user_click));
 494         get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
 495
 496         App::toolbox->refresh();
 497 }
 498
 499 void
 500 StateStar_Context::refresh_tool_options()
 501 {
 502         App::dialog_tool_options->clear();
 503         App::dialog_tool_options->set_widget(options_table);
 504         App::dialog_tool_options->set_local_name(_("Star Tool"));
 505         App::dialog_tool_options->set_name("star");
 506 }
 507
 508 Smach::event_result
 509 StateStar_Context::event_refresh_tool_options(const Smach::event& /*x*/)
 510 {
 511         refresh_tool_options();
 512         return Smach::RESULT_ACCEPT;
 513 }
 514
 515 StateStar_Context::~StateStar_Context()
 516 {
 517         save_settings();
 518
 519         // Restore layer clicking
 520         get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
 521         get_canvas_view()->work_area->reset_cursor();
 522
 523         App::dialog_tool_options->clear();
 524
 525         // Enable the time bar
 526         //get_canvas_view()->set_sensitive_timebar(true);
 527
 528         // Bring back the tables if they were out before
 529         //if(prev_table_status)get_canvas_view()->show_tables();
 530
 531         // Refresh the work area
 532         get_work_area()->queue_draw();
 533
 534         get_canvas_view()->queue_rebuild_ducks();
 535
 536         App::toolbox->refresh();
 537 }
 538
 539 Smach::event_result
 540 StateStar_Context::event_stop_handler(const Smach::event& /*x*/)
 541 {
 542         throw Smach::egress_exception();
 543 }
 544
 545 Smach::event_result
 546 StateStar_Context::event_refresh_handler(const Smach::event& /*x*/)
 547 {
 548         refresh_ducks();
 549         return Smach::RESULT_ACCEPT;
 550 }
 551
 552 void
 553 StateStar_Context::make_star(const Point& _p1, const Point& _p2)
 554 {
 555         synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New Star"));
 556         synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 557
 558         Layer::Handle layer;
 559
 560         Canvas::Handle canvas;
 561         int depth(0);
 562
 563         // we are temporarily using the layer to hold something
 564         layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
 565         if(layer)
 566         {
 567                 depth=layer->get_depth();
 568                 canvas=layer->get_canvas();
 569         }
 570
 571         synfigapp::SelectionManager::LayerList layer_selection;
 572         if (!getenv("SYNFIG_TOOLS_CLEAR_SELECTION"))
 573                 layer_selection = get_canvas_view()->get_selection_manager()->get_selected_layers();
 574
 575         const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
 576         const Point p1(transform.unperform(_p1));
 577         const Point p2(transform.unperform(_p2));
 578
 579         Real radius_ratio(get_radius_ratio());
 580         Real radius1((p2-p1).mag());
 581         Real radius2(radius1 * radius_ratio);
 582         int points = get_number_of_points();
 583         Real inner_tangent = get_inner_tangent() * radius1;
 584         Real outer_tangent = get_outer_tangent() * radius2;
 585         Real inner_width = get_inner_width();
 586         Real outer_width = get_outer_width();
 587         Angle::deg offset(get_angle_offset());
 588         bool regular(get_regular_polygon());
 589         Angle::deg angle(360.0/points);
 590
 591         std::vector<BLinePoint> new_list;
 592         int point(0);
 593         for (int i = 0; i < points; i++)
 594         {
 595                 new_list.push_back(*(new BLinePoint));
 596                 new_list[point].set_width(outer_width);
 597                 new_list[point].set_vertex(Point(radius1*Angle::cos(angle*i + offset).get(),
 598                                                                          radius1*Angle::sin(angle*i + offset).get()));
 599                 new_list[point++].set_tangent(Point(-Angle::sin(angle*i + offset).get(),
 600                                                                                          Angle::cos(angle*i + offset).get()) * outer_tangent);
 601
 602                 if (!regular)
 603                 {
 604                         new_list.push_back(*(new BLinePoint));
 605                         new_list[point].set_width(inner_width);
 606                         new_list[point].set_vertex(Point(radius2*Angle::cos(angle*i + angle/2 + offset).get(),
 607                                                                                          radius2*Angle::sin(angle*i + angle/2 + offset).get()));
 608                         new_list[point++].set_tangent(Point(-Angle::sin(angle*i + angle/2 + offset).get(),
 609                                                                                                  Angle::cos(angle*i + angle/2 + offset).get()) * inner_tangent);
 610                 }
 611         }
 612
 613         ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
 614         assert(value_node_bline);
 615
 616         ValueNode_Const::Handle value_node_origin(ValueNode_Const::create(p1));
 617         assert(value_node_origin);
 618
 619         // Set the looping flag
 620         value_node_bline->set_loop(true);
 621
 622         if(!canvas)
 623                 canvas=get_canvas_view()->get_canvas();
 624
 625         value_node_bline->set_member_canvas(canvas);
 626
 627         // count how many layers we're going to be creating
 628         int layers_to_create = this->layers_to_create();
 629
 630         ///////////////////////////////////////////////////////////////////////////
 631         //   S T A R
 632         ///////////////////////////////////////////////////////////////////////////
 633
 634         if (get_layer_star_flag())
 635         {
 636                 layer=get_canvas_interface()->add_layer_to("star",canvas,depth);
 637                 layer_selection.push_back(layer);
 638
 639                 layer->set_param("origin",p1);
 640                 get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 641
 642                 layer->set_param("radius1",(p2-p1).mag());
 643                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius1");
 644
 645                 layer->set_param("radius2",(p2-p1).mag()/2);
 646                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius2");
 647
 648                 layer->set_param("angle",offset);
 649                 get_canvas_interface()->signal_layer_param_changed()(layer,"angle");
 650
 651                 layer->set_param("points",points);
 652                 get_canvas_interface()->signal_layer_param_changed()(layer,"points");
 653
 654                 layer->set_param("regular_polygon",regular);
 655                 get_canvas_interface()->signal_layer_param_changed()(layer,"regular_polygon");
 656
 657                 layer->set_param("feather",get_feather());
 658                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 659
 660                 layer->set_param("invert",get_invert());
 661                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 662
 663                 layer->set_description(get_id());
 664                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 665
 666                 if(get_layer_outline_flag())
 667                 {
 668                         layer->set_param("color",synfigapp::Main::get_background_color());
 669                         get_canvas_interface()->signal_layer_param_changed()(layer,"color");
 670                 }
 671
 672                 // only link the star's origin parameter if the option is selected and we're creating more than one layer
 673                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 674                 {
 675                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 676                         assert(action);
 677
 678                         action->set_param("canvas",get_canvas());
 679                         action->set_param("canvas_interface",get_canvas_interface());
 680                         action->set_param("layer",layer);
 681                         if(!action->set_param("param",String("origin")))
 682                                 synfig::error("LayerParamConnect didn't like \"param\"");
 683                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 684                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 685
 686                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 687                         {
 688                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Star layer"));
 689                                 group.cancel();
 690                                 throw String(_("Unable to create Star layer"));
 691                                 return;
 692                         }
 693                 }
 694                 else
 695                 {
 696                         layer->set_param("origin",p1);
 697                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 698                 }
 699         }
 700
 701         ///////////////////////////////////////////////////////////////////////////
 702         //   C U R V E   G R A D I E N T
 703         ///////////////////////////////////////////////////////////////////////////
 704
 705         if(get_layer_curve_gradient_flag())
 706         {
 707                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 708
 709                 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
 710                 assert(layer);
 711                 layer_selection.push_back(layer);
 712                 layer->set_description(get_id()+_(" Gradient"));
 713                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 714
 715                 {
 716                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 717                         assert(action);
 718
 719                         action->set_param("canvas",get_canvas());
 720                         action->set_param("canvas_interface",get_canvas_interface());
 721                         action->set_param("layer",layer);
 722                         if(!action->set_param("param",String("bline")))
 723                                 synfig::error("LayerParamConnect didn't like \"param\"");
 724                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 725                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 726
 727                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 728                         {
 729                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 730                                 group.cancel();
 731                                 throw String(_("Unable to create Gradient layer"));
 732                                 return;
 733                         }
 734                 }
 735
 736                 // only link the curve gradient's origin parameter if the option is selected and we're creating more than one layer
 737                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 738                 {
 739                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 740                         assert(action);
 741
 742                         action->set_param("canvas",get_canvas());
 743                         action->set_param("canvas_interface",get_canvas_interface());
 744                         action->set_param("layer",layer);
 745                         if(!action->set_param("param",String("origin")))
 746                                 synfig::error("LayerParamConnect didn't like \"param\"");
 747                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 748                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 749
 750                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 751                         {
 752                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 753                                 group.cancel();
 754                                 throw String(_("Unable to create Gradient layer"));
 755                                 return;
 756                         }
 757                 }
 758                 else
 759                 {
 760                         layer->set_param("origin",p1);
 761                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 762                 }
 763         }
 764
 765         ///////////////////////////////////////////////////////////////////////////
 766         //   P L A N T
 767         ///////////////////////////////////////////////////////////////////////////
 768
 769         if(get_layer_plant_flag())
 770         {
 771                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 772
 773                 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
 774                 assert(layer);
 775                 layer_selection.push_back(layer);
 776                 layer->set_description(get_id()+_(" Plant"));
 777                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 778
 779                 {
 780                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 781                         assert(action);
 782
 783                         action->set_param("canvas",get_canvas());
 784                         action->set_param("canvas_interface",get_canvas_interface());
 785                         action->set_param("layer",layer);
 786                         if(!action->set_param("param",String("bline")))
 787                                 synfig::error("LayerParamConnect didn't like \"param\"");
 788                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 789                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 790
 791                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 792                         {
 793                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 794                                 group.cancel();
 795                                 throw String(_("Unable to create Plant layer"));
 796                                 return;
 797                         }
 798                 }
 799
 800                 // only link the plant's origin parameter if the option is selected and we're creating more than one layer
 801                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 802                 {
 803                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 804                         assert(action);
 805
 806                         action->set_param("canvas",get_canvas());
 807                         action->set_param("canvas_interface",get_canvas_interface());
 808                         action->set_param("layer",layer);
 809                         if(!action->set_param("param",String("origin")))
 810                                 synfig::error("LayerParamConnect didn't like \"param\"");
 811                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 812                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 813
 814                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 815                         {
 816                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 817                                 group.cancel();
 818                                 throw String(_("Unable to create Plant layer"));
 819                                 return;
 820                         }
 821                 }
 822                 else
 823                 {
 824                         layer->set_param("origin",p1);
 825                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 826                 }
 827         }
 828
 829         ///////////////////////////////////////////////////////////////////////////
 830         //   R E G I O N
 831         ///////////////////////////////////////////////////////////////////////////
 832
 833         if(get_layer_region_flag())
 834         {
 835                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 836
 837                 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
 838                 assert(layer);
 839                 layer_selection.push_back(layer);
 840                 layer->set_description(get_id()+_(" Region"));
 841                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 842
 843                 layer->set_param("feather",get_feather());
 844                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 845
 846                 layer->set_param("invert",get_invert());
 847                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 848
 849                 if(get_layer_outline_flag())
 850                         layer->set_param("color",synfigapp::Main::get_background_color());
 851
 852                 // I don't know if it's safe to reuse the same layer_param_connect action, so I'm
 853                 // using 2 separate ones.
 854                 {
 855                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 856                         assert(action);
 857
 858                         action->set_param("canvas",get_canvas());
 859                         action->set_param("canvas_interface",get_canvas_interface());
 860                         action->set_param("layer",layer);
 861                         if(!action->set_param("param",String("bline")))
 862                                 synfig::error("LayerParamConnect didn't like \"param\"");
 863                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 864                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 865
 866                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 867                         {
 868                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
 869                                 group.cancel();
 870                                 throw String(_("Unable to create Region layer"));
 871                                 return;
 872                         }
 873                 }
 874
 875                 // only link the region's origin parameter if the option is selected and we're creating more than one layer
 876                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 877                 {
 878                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 879                         assert(action);
 880
 881                         action->set_param("canvas",get_canvas());
 882                         action->set_param("canvas_interface",get_canvas_interface());
 883                         action->set_param("layer",layer);
 884                         if(!action->set_param("param",String("origin")))
 885                                 synfig::error("LayerParamConnect didn't like \"param\"");
 886                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 887                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 888
 889                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 890                         {
 891                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
 892                                 group.cancel();
 893                                 throw String(_("Unable to create Region layer"));
 894                                 return;
 895                         }
 896                 }
 897                 else
 898                 {
 899                         layer->set_param("origin",p1);
 900                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 901                 }
 902         }
 903
 904         ///////////////////////////////////////////////////////////////////////////
 905         //   O U T L I N E
 906         ///////////////////////////////////////////////////////////////////////////
 907
 908         if (get_layer_outline_flag())
 909         {
 910                 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
 911                 assert(layer);
 912                 layer_selection.push_back(layer);
 913                 layer->set_description(get_id()+_(" Outline"));
 914                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 915
 916                 layer->set_param("feather",get_feather());
 917                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 918
 919                 layer->set_param("invert",get_invert());
 920                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 921
 922                 {
 923                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 924                         assert(action);
 925
 926                         action->set_param("canvas",get_canvas());
 927                         action->set_param("canvas_interface",get_canvas_interface());
 928                         action->set_param("layer",layer);
 929                         if(!action->set_param("param",String("bline")))
 930                                 synfig::error("LayerParamConnect didn't like \"param\"");
 931                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 932                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 933
 934                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 935                         {
 936                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 937                                 group.cancel();
 938                                 throw String(_("Unable to create Outline layer"));
 939                                 return;
 940                         }
 941                 }
 942
 943                 // only link the outline's origin parameter if the option is selected and we're creating more than one layer
 944                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 945                 {
 946                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
 947                         assert(action);
 948
 949                         action->set_param("canvas",get_canvas());
 950                         action->set_param("canvas_interface",get_canvas_interface());
 951                         action->set_param("layer",layer);
 952                         if(!action->set_param("param",String("origin")))
 953                                 synfig::error("LayerParamConnect didn't like \"param\"");
 954                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 955                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 956
 957                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 958                         {
 959                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 960                                 group.cancel();
 961                                 throw String(_("Unable to create Outline layer"));
 962                                 return;
 963                         }
 964                 }
 965                 else
 966                 {
 967                         layer->set_param("origin",p1);
 968                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 969                 }
 970         }
 971
 972         egress_on_selection_change=false;
 973         get_canvas_interface()->get_selection_manager()->clear_selected_layers();
 974         get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
 975         egress_on_selection_change=true;
 976
 977         reset();
 978         increment_id();
 979 }
 980
 981 Smach::event_result
 982 StateStar_Context::event_mouse_click_handler(const Smach::event& x)
 983 {
 984         const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
 985
 986         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DOWN && event.button==BUTTON_LEFT)
 987         {
 988                 point_holder=get_work_area()->snap_point_to_grid(event.pos);
 989                 etl::handle<Duck> duck=new Duck();
 990                 duck->set_point(point_holder);
 991                 duck->set_name("p1");
 992                 duck->set_type(Duck::TYPE_POSITION);
 993                 duck->set_editable(false);
 994                 get_work_area()->add_duck(duck);
 995
 996                 point2_duck=new Duck();
 997                 point2_duck->set_point(Vector(0,0));
 998                 point2_duck->set_name("radius");
 999                 point2_duck->set_origin(duck);
1000                 point2_duck->set_radius(true);
1001                 point2_duck->set_scalar(-1);
1002                 point2_duck->set_type(Duck::TYPE_RADIUS);
1003                 point2_duck->set_hover(true);
1004                 get_work_area()->add_duck(point2_duck);
1005
1006                 return Smach::RESULT_ACCEPT;
1007         }
1008
1009         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DRAG && event.button==BUTTON_LEFT)
1010         {
1011                 if (!point2_duck) return Smach::RESULT_OK;
1012                 point2_duck->set_point(point_holder-get_work_area()->snap_point_to_grid(event.pos));
1013                 get_work_area()->queue_draw();
1014                 return Smach::RESULT_ACCEPT;
1015         }
1016
1017         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_UP && event.button==BUTTON_LEFT)
1018         {
1019                 Point point(get_work_area()->snap_point_to_grid(event.pos));
1020
1021                 if (App::restrict_radius_ducks)
1022                 {
1023                         if ((point[0] - point_holder[0]) < 0) point[0] = point_holder[0];
1024                         if ((point[1] - point_holder[1]) < 0) point[1] = point_holder[1];
1025                 }
1026
1027                 make_star(point_holder, point);
1028                 get_work_area()->clear_ducks();
1029                 return Smach::RESULT_ACCEPT;
1030         }
1031
1032         return Smach::RESULT_OK;
1033 }
1034
1035
1036 void
1037 StateStar_Context::refresh_ducks()
1038 {
1039         get_work_area()->clear_ducks();
1040         get_work_area()->queue_draw();
1041 }