synfig-studio/src/gui/states/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 "state_normal.h"
  42 #include "canvasview.h"
  43 #include "workarea.h"
  44 #include "app.h"
  45
  46 #include <synfigapp/action.h>
  47 #include "event_mouse.h"
  48 #include "event_layerclick.h"
  49 #include "toolbox.h"
  50 #include "docks/dialog_tooloptions.h"
  51 #include <gtkmm/optionmenu.h>
  52 #include "duck.h"
  53 #include "widgets/widget_enum.h"
  54 #include <synfigapp/main.h>
  55
  56 #include "general.h"
  57
  58 #endif
  59
  60 /* === U S I N G =========================================================== */
  61
  62 using namespace std;
  63 using namespace etl;
  64 using namespace synfig;
  65 using namespace studio;
  66
  67 /* === M A C R O S ========================================================= */
  68
  69 /* === G L O B A L S ======================================================= */
  70
  71 StateStar studio::state_star;
  72
  73 /* === C L A S S E S & S T R U C T S ======================================= */
  74
  75 class studio::StateStar_Context : public sigc::trackable
  76 {
  77         etl::handle<CanvasView> canvas_view_;
  78         CanvasView::IsWorking is_working;
  79
  80         Duckmatic::Push duckmatic_push;
  81
  82         Point point_holder;
  83
  84         etl::handle<Duck> point2_duck;
  85
  86         void refresh_ducks();
  87
  88         bool prev_workarea_layer_status_;
  89
  90         //Toolbox settings
  91         synfigapp::Settings& settings;
  92
  93         //Toolbox display
  94         Gtk::Table options_table;
  95
  96         Gtk::Entry              entry_id; //what to name the layer
  97
  98         Gtk::Adjustment adj_feather;
  99         Gtk::Adjustment adj_number_of_points;
 100         Gtk::Adjustment adj_inner_tangent;
 101         Gtk::Adjustment adj_outer_tangent;
 102         Gtk::Adjustment adj_inner_width;
 103         Gtk::Adjustment adj_outer_width;
 104         Gtk::Adjustment adj_radius_ratio;
 105         Gtk::Adjustment adj_angle_offset;
 106         Gtk::SpinButton spin_feather;
 107         Gtk::SpinButton spin_number_of_points;
 108         Gtk::SpinButton spin_inner_tangent;
 109         Gtk::SpinButton spin_outer_tangent;
 110         Gtk::SpinButton spin_inner_width;
 111         Gtk::SpinButton spin_outer_width;
 112         Gtk::SpinButton spin_radius_ratio;
 113         Gtk::SpinButton spin_angle_offset;
 114
 115         Gtk::CheckButton checkbutton_invert;
 116         Gtk::CheckButton checkbutton_regular_polygon;
 117         Gtk::CheckButton checkbutton_layer_star;
 118         Gtk::CheckButton checkbutton_layer_region;
 119         Gtk::CheckButton checkbutton_layer_outline;
 120         Gtk::CheckButton checkbutton_layer_curve_gradient;
 121         Gtk::CheckButton checkbutton_layer_plant;
 122         Gtk::CheckButton checkbutton_layer_link_origins;
 123         Gtk::CheckButton checkbutton_layer_origins_at_center;
 124
 125 public:
 126
 127         // this only counts the layers which will have their origins linked
 128         int layers_to_create()const
 129         {
 130                 return
 131                         (get_layer_star_flag() && get_layer_origins_at_center_flag()) +
 132                         get_layer_region_flag() +
 133                         get_layer_outline_flag() +
 134                         get_layer_curve_gradient_flag() +
 135                         get_layer_plant_flag();
 136         }
 137
 138         synfig::String get_id()const { return entry_id.get_text(); }
 139         void set_id(const synfig::String& x) { return entry_id.set_text(x); }
 140
 141         Real get_feather()const { return adj_feather.get_value(); }
 142         void set_feather(Real f) { adj_feather.set_value(f); }
 143
 144         Real get_number_of_points()const { return adj_number_of_points.get_value(); }
 145         void set_number_of_points(Real f) { adj_number_of_points.set_value(f); }
 146
 147         Real get_inner_tangent()const { return adj_inner_tangent.get_value(); }
 148         void set_inner_tangent(Real f) { adj_inner_tangent.set_value(f); }
 149
 150         Real get_outer_tangent()const { return adj_outer_tangent.get_value(); }
 151         void set_outer_tangent(Real f) { adj_outer_tangent.set_value(f); }
 152
 153         Real get_inner_width()const { return adj_inner_width.get_value(); }
 154         void set_inner_width(Real f) { adj_inner_width.set_value(f); }
 155
 156         Real get_outer_width()const { return adj_outer_width.get_value(); }
 157         void set_outer_width(Real f) { adj_outer_width.set_value(f); }
 158
 159         Real get_radius_ratio()const { return adj_radius_ratio.get_value(); }
 160         void set_radius_ratio(Real f) { adj_radius_ratio.set_value(f); }
 161
 162         Real get_angle_offset()const { return adj_angle_offset.get_value(); }
 163         void set_angle_offset(Real f) { adj_angle_offset.set_value(f); }
 164
 165         bool get_invert()const { return checkbutton_invert.get_active(); }
 166         void set_invert(bool i) { checkbutton_invert.set_active(i); }
 167
 168         bool get_regular_polygon()const { return checkbutton_regular_polygon.get_active(); }
 169         void set_regular_polygon(bool i) { checkbutton_regular_polygon.set_active(i); }
 170
 171         bool get_layer_star_flag()const { return checkbutton_layer_star.get_active(); }
 172         void set_layer_star_flag(bool x) { return checkbutton_layer_star.set_active(x); }
 173
 174         bool get_layer_region_flag()const { return checkbutton_layer_region.get_active(); }
 175         void set_layer_region_flag(bool x) { return checkbutton_layer_region.set_active(x); }
 176
 177         bool get_layer_outline_flag()const { return checkbutton_layer_outline.get_active(); }
 178         void set_layer_outline_flag(bool x) { return checkbutton_layer_outline.set_active(x); }
 179
 180         bool get_layer_curve_gradient_flag()const { return checkbutton_layer_curve_gradient.get_active(); }
 181         void set_layer_curve_gradient_flag(bool x) { return checkbutton_layer_curve_gradient.set_active(x); }
 182
 183         bool get_layer_plant_flag()const { return checkbutton_layer_plant.get_active(); }
 184         void set_layer_plant_flag(bool x) { return checkbutton_layer_plant.set_active(x); }
 185
 186         bool get_layer_link_origins_flag()const { return checkbutton_layer_link_origins.get_active(); }
 187         void set_layer_link_origins_flag(bool x) { return checkbutton_layer_link_origins.set_active(x); }
 188
 189         bool get_layer_origins_at_center_flag()const { return checkbutton_layer_origins_at_center.get_active(); }
 190         void set_layer_origins_at_center_flag(bool x) { return checkbutton_layer_origins_at_center.set_active(x); }
 191
 192         void refresh_tool_options(); //to refresh the toolbox
 193
 194         //events
 195         Smach::event_result event_stop_handler(const Smach::event& x);
 196         Smach::event_result event_refresh_handler(const Smach::event& x);
 197         Smach::event_result event_mouse_click_handler(const Smach::event& x);
 198         Smach::event_result event_refresh_tool_options(const Smach::event& x);
 199
 200         //constructor destructor
 201         StateStar_Context(CanvasView* canvas_view);
 202         ~StateStar_Context();
 203
 204         //Canvas interaction
 205         const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
 206         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
 207         synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
 208         WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
 209
 210         //Modifying settings etc.
 211         void load_settings();
 212         void save_settings();
 213         void reset();
 214         void increment_id();
 215         bool egress_on_selection_change;
 216         Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
 217         {
 218                 if(egress_on_selection_change)
 219                         throw &state_normal; //throw Smach::egress_exception();
 220                 return Smach::RESULT_OK;
 221         }
 222
 223         void make_star(const Point& p1, const Point& p2);
 224
 225 };      // END of class StateStar_Context
 226
 227 /* === M E T H O D S ======================================================= */
 228
 229 StateStar::StateStar():
 230         Smach::state<StateStar_Context>("star")
 231 {
 232         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateStar_Context::event_layer_selection_changed_handler));
 233         insert(event_def(EVENT_STOP,&StateStar_Context::event_stop_handler));
 234         insert(event_def(EVENT_REFRESH,&StateStar_Context::event_refresh_handler));
 235         insert(event_def(EVENT_REFRESH_DUCKS,&StateStar_Context::event_refresh_handler));
 236         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateStar_Context::event_mouse_click_handler));
 237         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,&StateStar_Context::event_mouse_click_handler));
 238         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_UP,&StateStar_Context::event_mouse_click_handler));
 239         insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateStar_Context::event_refresh_tool_options));
 240 }
 241
 242 StateStar::~StateStar()
 243 {
 244 }
 245
 246 void
 247 StateStar_Context::load_settings()
 248 {
 249         String value;
 250
 251         //parse the arguments yargh!
 252         if(settings.get_value("star.id",value))
 253                 set_id(value);
 254         else
 255                 set_id("Star");
 256
 257         if(settings.get_value("star.feather",value))
 258                 set_feather(atof(value.c_str()));
 259         else
 260                 set_feather(0);
 261
 262         if(settings.get_value("star.number_of_points",value))
 263                 set_number_of_points(atof(value.c_str()));
 264         else
 265                 set_number_of_points(5);
 266
 267         if(settings.get_value("star.inner_tangent",value))
 268                 set_inner_tangent(atof(value.c_str()));
 269         else
 270                 set_inner_tangent(0);
 271
 272         if(settings.get_value("star.outer_tangent",value))
 273                 set_outer_tangent(atof(value.c_str()));
 274         else
 275                 set_outer_tangent(0);
 276
 277         if(settings.get_value("star.inner_width",value))
 278                 set_inner_width(atof(value.c_str()));
 279         else
 280                 set_inner_width(1);
 281
 282         if(settings.get_value("star.outer_width",value))
 283                 set_outer_width(atof(value.c_str()));
 284         else
 285                 set_outer_width(1);
 286
 287         if(settings.get_value("star.radius_ratio",value))
 288                 set_radius_ratio(atof(value.c_str()));
 289         else
 290                 set_radius_ratio(0.5);
 291
 292         if(settings.get_value("star.angle_offset",value))
 293                 set_angle_offset(atof(value.c_str()));
 294         else
 295                 set_angle_offset(0);
 296
 297         if(settings.get_value("star.invert",value) && value != "0")
 298                 set_invert(true);
 299         else
 300                 set_invert(false);
 301
 302         if(settings.get_value("star.regular_polygon",value) && value != "0")
 303                 set_regular_polygon(true);
 304         else
 305                 set_regular_polygon(false);
 306
 307         if(settings.get_value("star.layer_star",value) && value=="0")
 308                 set_layer_star_flag(false);
 309         else
 310                 set_layer_star_flag(true);
 311
 312         if(settings.get_value("star.layer_region",value) && value=="1")
 313                 set_layer_region_flag(true);
 314         else
 315                 set_layer_region_flag(false);
 316
 317         if(settings.get_value("star.layer_outline",value) && value=="1")
 318                 set_layer_outline_flag(true);
 319         else
 320                 set_layer_outline_flag(false);
 321
 322         if(settings.get_value("star.layer_curve_gradient",value) && value=="1")
 323                 set_layer_curve_gradient_flag(true);
 324         else
 325                 set_layer_curve_gradient_flag(false);
 326
 327         if(settings.get_value("star.layer_plant",value) && value=="1")
 328                 set_layer_plant_flag(true);
 329         else
 330                 set_layer_plant_flag(false);
 331
 332         if(settings.get_value("star.layer_link_origins",value) && value=="0")
 333                 set_layer_link_origins_flag(false);
 334         else
 335                 set_layer_link_origins_flag(true);
 336
 337         if(settings.get_value("star.layer_origins_at_center",value) && value=="0")
 338                 set_layer_origins_at_center_flag(false);
 339         else
 340                 set_layer_origins_at_center_flag(true);
 341 }
 342
 343 void
 344 StateStar_Context::save_settings()
 345 {
 346         settings.set_value("star.id",get_id());
 347         settings.set_value("star.feather",strprintf("%f",(float)get_feather()));
 348         settings.set_value("star.number_of_points",strprintf("%d",(int)(get_number_of_points() + 0.5)));
 349         settings.set_value("star.inner_tangent",strprintf("%f",(float)get_inner_tangent()));
 350         settings.set_value("star.outer_tangent",strprintf("%f",(float)get_outer_tangent()));
 351         settings.set_value("star.inner_width",strprintf("%f",(float)get_inner_width()));
 352         settings.set_value("star.outer_width",strprintf("%f",(float)get_outer_width()));
 353         settings.set_value("star.radius_ratio",strprintf("%f",(float)get_radius_ratio()));
 354         settings.set_value("star.angle_offset",strprintf("%f",(float)get_angle_offset()));
 355         settings.set_value("star.invert",get_invert()?"1":"0");
 356         settings.set_value("star.regular_polygon",get_regular_polygon()?"1":"0");
 357         settings.set_value("star.layer_star",get_layer_star_flag()?"1":"0");
 358         settings.set_value("star.layer_outline",get_layer_outline_flag()?"1":"0");
 359         settings.set_value("star.layer_region",get_layer_region_flag()?"1":"0");
 360         settings.set_value("star.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
 361         settings.set_value("star.layer_plant",get_layer_plant_flag()?"1":"0");
 362         settings.set_value("star.layer_link_origins",get_layer_link_origins_flag()?"1":"0");
 363         settings.set_value("star.layer_origins_at_center",get_layer_origins_at_center_flag()?"1":"0");
 364 }
 365
 366 void
 367 StateStar_Context::reset()
 368 {
 369         refresh_ducks();
 370 }
 371
 372 void
 373 StateStar_Context::increment_id()
 374 {
 375         String id(get_id());
 376         int number=1;
 377         int digits=0;
 378
 379         if(id.empty())
 380                 id="Star";
 381
 382         // If there is a number
 383         // already at the end of the
 384         // id, then remove it.
 385         if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
 386         {
 387                 // figure out how many digits it is
 388                 for (digits = 0;
 389                          (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
 390                          digits++)
 391                         ;
 392
 393                 String str_number;
 394                 str_number=String(id,id.size()-digits,id.size());
 395                 id=String(id,0,id.size()-digits);
 396
 397                 number=atoi(str_number.c_str());
 398         }
 399         else
 400         {
 401                 number=1;
 402                 digits=3;
 403         }
 404
 405         number++;
 406
 407         // Add the number back onto the id
 408         {
 409                 const String format(strprintf("%%0%dd",digits));
 410                 id+=strprintf(format.c_str(),number);
 411         }
 412
 413         // Set the ID
 414         set_id(id);
 415 }
 416
 417 StateStar_Context::StateStar_Context(CanvasView* canvas_view):
 418         canvas_view_(canvas_view),
 419         is_working(*canvas_view),
 420         duckmatic_push(get_work_area()),
 421         prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
 422         settings(synfigapp::Main::get_selected_input_device()->settings()),
 423         entry_id(),             //   value lower upper  step page
 424         adj_feather(                    0,    0,    1, 0.01, 0.1),
 425         adj_number_of_points(   0,    2,  120, 1   , 1  ),
 426         adj_inner_tangent(              0,  -10,   10, 0.01, 0.1),
 427         adj_outer_tangent(              0,  -10,   10, 0.01, 0.1),
 428         adj_inner_width(                0,  -10,   10, 0.01, 0.1),
 429         adj_outer_width(                0,  -10,   10, 0.01, 0.1),
 430         adj_radius_ratio(               0,  -10,   10, 0.01, 0.1),
 431         adj_angle_offset(               0, -360,  360, 0.1 , 1  ),
 432         spin_feather(adj_feather,0.1,3),
 433         spin_number_of_points(adj_number_of_points,1,0),
 434         spin_inner_tangent(adj_inner_tangent,1,2),
 435         spin_outer_tangent(adj_outer_tangent,1,2),
 436         spin_inner_width(adj_inner_width,1,2),
 437         spin_outer_width(adj_outer_width,1,2),
 438         spin_radius_ratio(adj_radius_ratio,1,2),
 439         spin_angle_offset(adj_angle_offset,1,1),
 440         checkbutton_invert(_("Invert")),
 441         checkbutton_regular_polygon(_("Regular Polygon")),
 442         checkbutton_layer_star(_("Create Star Layer")),
 443         checkbutton_layer_region(_("Create Region BLine")),
 444         checkbutton_layer_outline(_("Create Outline BLine")),
 445         checkbutton_layer_curve_gradient(_("Create Curve Gradient BLine")),
 446         checkbutton_layer_plant(_("Create Plant BLine")),
 447         checkbutton_layer_link_origins(_("Link Origins")),
 448         checkbutton_layer_origins_at_center(_("BLine Origins at Center"))
 449 {
 450         egress_on_selection_change=true;
 451
 452         load_settings();
 453
 454         // Set up the tool options dialog
 455         options_table.attach(*manage(new Gtk::Label(_("Star Tool"))),                   0, 2,  0,  1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 456         options_table.attach(entry_id,                                                                                  0, 2,  1,  2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 457         options_table.attach(checkbutton_layer_star,                                                    0, 2,  2,  3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 458         options_table.attach(checkbutton_layer_outline,                                                 0, 2,  3,  4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 459         options_table.attach(checkbutton_layer_region,                                                  0, 2,  4,  5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 460         options_table.attach(checkbutton_layer_plant,                                                   0, 2,  5,  6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 461         options_table.attach(checkbutton_layer_curve_gradient,                                  0, 2,  6,  7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 462         options_table.attach(checkbutton_layer_link_origins,                                    0, 2,  7,  8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 463         options_table.attach(checkbutton_layer_origins_at_center,                               0, 2,  8,  9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 464         options_table.attach(checkbutton_invert,                                                                0, 2,  9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 465         options_table.attach(checkbutton_regular_polygon,                                               0, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 466
 467         options_table.attach(*manage(new Gtk::Label(_("Feather:"))),                    0, 1, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 468         options_table.attach(spin_feather,                                                                              1, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 469
 470         options_table.attach(*manage(new Gtk::Label(_("Number of Points:"))),   0, 1, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 471         options_table.attach(spin_number_of_points,                                                             1, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 472
 473         options_table.attach(*manage(new Gtk::Label(_("Inner Tangent:"))),              0, 1, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 474         options_table.attach(spin_inner_tangent,                                                                1, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 475
 476         options_table.attach(*manage(new Gtk::Label(_("Outer Tangent:"))),              0, 1, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 477         options_table.attach(spin_outer_tangent,                                                                1, 2, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 478
 479         options_table.attach(*manage(new Gtk::Label(_("Inner Width:"))),                0, 1, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 480         options_table.attach(spin_inner_width,                                                                  1, 2, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 481
 482         options_table.attach(*manage(new Gtk::Label(_("Outer Width:"))),                0, 1, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 483         options_table.attach(spin_outer_width,                                                                  1, 2, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 484
 485         options_table.attach(*manage(new Gtk::Label(_("Radius Ratio:"))),               0, 1, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 486         options_table.attach(spin_radius_ratio,                                                                 1, 2, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 487
 488         options_table.attach(*manage(new Gtk::Label(_("Angle Offset:"))),               0, 1, 18, 19, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 489         options_table.attach(spin_angle_offset,                                                                 1, 2, 18, 19, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 490
 491         options_table.show_all();
 492
 493         refresh_tool_options();
 494         App::dialog_tool_options->present();
 495
 496         // Turn off layer clicking
 497         get_work_area()->set_allow_layer_clicks(false);
 498
 499         // clear out the ducks
 500         get_work_area()->clear_ducks();
 501
 502         // Refresh the work area
 503         get_work_area()->queue_draw();
 504
 505         // Hide the tables if they are showing
 506         //prev_table_status=get_canvas_view()->tables_are_visible();
 507         //if(prev_table_status)get_canvas_view()->hide_tables();
 508
 509         // Disable the time bar
 510         //get_canvas_view()->set_sensitive_timebar(false);
 511
 512         // Connect a signal
 513         //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateStar_Context::on_user_click));
 514         get_work_area()->set_cursor(Gdk::STAR);
 515
 516         App::toolbox->refresh();
 517 }
 518
 519 void
 520 StateStar_Context::refresh_tool_options()
 521 {
 522         App::dialog_tool_options->clear();
 523         App::dialog_tool_options->set_widget(options_table);
 524         App::dialog_tool_options->set_local_name(_("Star Tool"));
 525         App::dialog_tool_options->set_name("star");
 526 }
 527
 528 Smach::event_result
 529 StateStar_Context::event_refresh_tool_options(const Smach::event& /*x*/)
 530 {
 531         refresh_tool_options();
 532         return Smach::RESULT_ACCEPT;
 533 }
 534
 535 StateStar_Context::~StateStar_Context()
 536 {
 537         save_settings();
 538
 539         // Restore layer clicking
 540         get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
 541         get_work_area()->reset_cursor();
 542
 543         App::dialog_tool_options->clear();
 544
 545         // Enable the time bar
 546         //get_canvas_view()->set_sensitive_timebar(true);
 547
 548         // Bring back the tables if they were out before
 549         //if(prev_table_status)get_canvas_view()->show_tables();
 550
 551         // Refresh the work area
 552         get_work_area()->queue_draw();
 553
 554         get_canvas_view()->queue_rebuild_ducks();
 555
 556         App::toolbox->refresh();
 557 }
 558
 559 Smach::event_result
 560 StateStar_Context::event_stop_handler(const Smach::event& /*x*/)
 561 {
 562         //throw Smach::egress_exception();
 563         throw &state_normal;
 564         return Smach::RESULT_OK;
 565 }
 566
 567 Smach::event_result
 568 StateStar_Context::event_refresh_handler(const Smach::event& /*x*/)
 569 {
 570         refresh_ducks();
 571         return Smach::RESULT_ACCEPT;
 572 }
 573
 574 void
 575 StateStar_Context::make_star(const Point& _p1, const Point& _p2)
 576 {
 577         synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New Star"));
 578         synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 579
 580         Layer::Handle layer;
 581
 582         Canvas::Handle canvas;
 583         int depth(0);
 584
 585         // we are temporarily using the layer to hold something
 586         layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
 587         if(layer)
 588         {
 589                 depth=layer->get_depth();
 590                 canvas=layer->get_canvas();
 591         }
 592
 593         synfigapp::SelectionManager::LayerList layer_selection;
 594         if (!getenv("SYNFIG_TOOLS_CLEAR_SELECTION"))
 595                 layer_selection = get_canvas_view()->get_selection_manager()->get_selected_layers();
 596
 597         const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
 598         const Point p1(transform.unperform(_p1));
 599         const Point p2(transform.unperform(_p2));
 600
 601         Real radius_ratio(get_radius_ratio());
 602         Real radius1((p2-p1).mag());
 603         Real radius2(radius1 * radius_ratio);
 604         int points = get_number_of_points();
 605         Real inner_tangent = get_inner_tangent() * radius1;
 606         Real outer_tangent = get_outer_tangent() * radius2;
 607         Real inner_width = get_inner_width();
 608         Real outer_width = get_outer_width();
 609         Angle::deg offset(get_angle_offset());
 610         bool regular(get_regular_polygon());
 611         Angle::deg angle(360.0/points);
 612         Vector origin;
 613         Real x, y;
 614
 615         if (get_layer_origins_at_center_flag())
 616         {
 617                 x = y = 0;
 618                 origin = p1;
 619         }
 620         else
 621         {
 622                 x = p1[0];
 623                 y = p1[1];
 624         }
 625
 626         std::vector<BLinePoint> new_list;
 627         int point(0);
 628         for (int i = 0; i < points; i++)
 629         {
 630                 new_list.push_back(*(new BLinePoint));
 631                 new_list[point].set_width(outer_width);
 632                 new_list[point].set_vertex(Point(radius1*Angle::cos(angle*i + offset).get() + x,
 633                                                                                  radius1*Angle::sin(angle*i + offset).get() + y));
 634                 new_list[point++].set_tangent(Point(-Angle::sin(angle*i + offset).get(),
 635                                                                                          Angle::cos(angle*i + offset).get()) * outer_tangent);
 636
 637                 if (!regular)
 638                 {
 639                         new_list.push_back(*(new BLinePoint));
 640                         new_list[point].set_width(inner_width);
 641                         new_list[point].set_vertex(Point(radius2*Angle::cos(angle*i + angle/2 + offset).get() + x,
 642                                                                                          radius2*Angle::sin(angle*i + angle/2 + offset).get() + y));
 643                         new_list[point++].set_tangent(Point(-Angle::sin(angle*i + angle/2 + offset).get(),
 644                                                                                                  Angle::cos(angle*i + angle/2 + offset).get()) * inner_tangent);
 645                 }
 646         }
 647
 648         ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
 649         assert(value_node_bline);
 650
 651         ValueNode_Const::Handle value_node_origin(ValueNode_Const::create(origin));
 652         assert(value_node_origin);
 653
 654         // Set the looping flag
 655         value_node_bline->set_loop(true);
 656
 657         if(!canvas)
 658                 canvas=get_canvas_view()->get_canvas();
 659
 660         value_node_bline->set_member_canvas(canvas);
 661
 662         // count how many layers we're going to be creating
 663         int layers_to_create = this->layers_to_create();
 664
 665         ///////////////////////////////////////////////////////////////////////////
 666         //   S T A R
 667         ///////////////////////////////////////////////////////////////////////////
 668
 669         if (get_layer_star_flag())
 670         {
 671                 layer=get_canvas_interface()->add_layer_to("star",canvas,depth);
 672                 if (!layer)
 673                 {
 674                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 675                         group.cancel();
 676                         return;
 677                 }
 678                 layer_selection.push_back(layer);
 679
 680                 layer->set_param("radius1",radius1);
 681                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius1");
 682
 683                 layer->set_param("radius2",radius2);
 684                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius2");
 685
 686                 layer->set_param("angle",offset);
 687                 get_canvas_interface()->signal_layer_param_changed()(layer,"angle");
 688
 689                 layer->set_param("points",points);
 690                 get_canvas_interface()->signal_layer_param_changed()(layer,"points");
 691
 692                 layer->set_param("regular_polygon",regular);
 693                 get_canvas_interface()->signal_layer_param_changed()(layer,"regular_polygon");
 694
 695                 layer->set_param("feather",get_feather());
 696                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 697
 698                 layer->set_param("invert",get_invert());
 699                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 700
 701                 layer->set_description(get_id());
 702                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 703
 704                 // only link the star's origin parameter if the option is selected, we're putting bline
 705                 // origins at their centers, and we're creating more than one layer
 706                 if (get_layer_link_origins_flag() && get_layer_origins_at_center_flag() && layers_to_create > 1)
 707                 {
 708                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 709                         assert(action);
 710
 711                         action->set_param("canvas",get_canvas());
 712                         action->set_param("canvas_interface",get_canvas_interface());
 713                         action->set_param("layer",layer);
 714                         if(!action->set_param("param",String("origin")))
 715                                 synfig::error("LayerParamConnect didn't like \"param\"");
 716                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 717                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 718
 719                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 720                         {
 721                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Star layer"));
 722                                 group.cancel();
 723                                 throw String(_("Unable to create Star layer"));
 724                                 return;
 725                         }
 726                 }
 727                 else
 728                 {
 729                         layer->set_param("origin",p1);
 730                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 731                 }
 732         }
 733
 734         ///////////////////////////////////////////////////////////////////////////
 735         //   C U R V E   G R A D I E N T
 736         ///////////////////////////////////////////////////////////////////////////
 737
 738         if(get_layer_curve_gradient_flag())
 739         {
 740                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 741
 742                 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
 743                 if (!layer)
 744                 {
 745                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 746                         group.cancel();
 747                         return;
 748                 }
 749                 layer_selection.push_back(layer);
 750                 layer->set_description(get_id()+_(" Gradient"));
 751                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 752
 753                 {
 754                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 755                         assert(action);
 756
 757                         action->set_param("canvas",get_canvas());
 758                         action->set_param("canvas_interface",get_canvas_interface());
 759                         action->set_param("layer",layer);
 760                         if(!action->set_param("param",String("bline")))
 761                                 synfig::error("LayerParamConnect didn't like \"param\"");
 762                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 763                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 764
 765                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 766                         {
 767                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 768                                 group.cancel();
 769                                 throw String(_("Unable to create Gradient layer"));
 770                                 return;
 771                         }
 772                 }
 773
 774                 // only link the curve gradient's origin parameter if the option is selected and we're creating more than one layer
 775                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 776                 {
 777                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 778                         assert(action);
 779
 780                         action->set_param("canvas",get_canvas());
 781                         action->set_param("canvas_interface",get_canvas_interface());
 782                         action->set_param("layer",layer);
 783                         if(!action->set_param("param",String("origin")))
 784                                 synfig::error("LayerParamConnect didn't like \"param\"");
 785                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 786                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 787
 788                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 789                         {
 790                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 791                                 group.cancel();
 792                                 throw String(_("Unable to create Gradient layer"));
 793                                 return;
 794                         }
 795                 }
 796                 else
 797                 {
 798                         layer->set_param("origin",origin);
 799                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 800                 }
 801         }
 802
 803         ///////////////////////////////////////////////////////////////////////////
 804         //   P L A N T
 805         ///////////////////////////////////////////////////////////////////////////
 806
 807         if(get_layer_plant_flag())
 808         {
 809                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 810
 811                 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
 812                 if (!layer)
 813                 {
 814                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 815                         group.cancel();
 816                         return;
 817                 }
 818                 layer_selection.push_back(layer);
 819                 layer->set_description(get_id()+_(" Plant"));
 820                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 821
 822                 {
 823                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 824                         assert(action);
 825
 826                         action->set_param("canvas",get_canvas());
 827                         action->set_param("canvas_interface",get_canvas_interface());
 828                         action->set_param("layer",layer);
 829                         if(!action->set_param("param",String("bline")))
 830                                 synfig::error("LayerParamConnect didn't like \"param\"");
 831                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 832                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 833
 834                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 835                         {
 836                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 837                                 group.cancel();
 838                                 throw String(_("Unable to create Plant layer"));
 839                                 return;
 840                         }
 841                 }
 842
 843                 // only link the plant's origin parameter if the option is selected and we're creating more than one layer
 844                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 845                 {
 846                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 847                         assert(action);
 848
 849                         action->set_param("canvas",get_canvas());
 850                         action->set_param("canvas_interface",get_canvas_interface());
 851                         action->set_param("layer",layer);
 852                         if(!action->set_param("param",String("origin")))
 853                                 synfig::error("LayerParamConnect didn't like \"param\"");
 854                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 855                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 856
 857                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 858                         {
 859                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 860                                 group.cancel();
 861                                 throw String(_("Unable to create Plant layer"));
 862                                 return;
 863                         }
 864                 }
 865                 else
 866                 {
 867                         layer->set_param("origin",origin);
 868                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 869                 }
 870         }
 871
 872         ///////////////////////////////////////////////////////////////////////////
 873         //   R E G I O N
 874         ///////////////////////////////////////////////////////////////////////////
 875
 876         if(get_layer_region_flag())
 877         {
 878                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 879
 880                 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
 881                 if (!layer)
 882                 {
 883                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 884                         group.cancel();
 885                         return;
 886                 }
 887                 layer_selection.push_back(layer);
 888                 layer->set_description(get_id()+_(" Region"));
 889                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 890
 891                 layer->set_param("feather",get_feather());
 892                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 893
 894                 layer->set_param("invert",get_invert());
 895                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 896
 897                 // I don't know if it's safe to reuse the same LayerParamConnect action, so I'm
 898                 // using 2 separate ones.
 899                 {
 900                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 901                         assert(action);
 902
 903                         action->set_param("canvas",get_canvas());
 904                         action->set_param("canvas_interface",get_canvas_interface());
 905                         action->set_param("layer",layer);
 906                         if(!action->set_param("param",String("bline")))
 907                                 synfig::error("LayerParamConnect didn't like \"param\"");
 908                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 909                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 910
 911                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 912                         {
 913                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
 914                                 group.cancel();
 915                                 throw String(_("Unable to create Region layer"));
 916                                 return;
 917                         }
 918                 }
 919
 920                 // only link the region's origin parameter if the option is selected and we're creating more than one layer
 921                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 922                 {
 923                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 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("origin")))
 930                                 synfig::error("LayerParamConnect didn't like \"param\"");
 931                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 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 Region layer"));
 937                                 group.cancel();
 938                                 throw String(_("Unable to create Region layer"));
 939                                 return;
 940                         }
 941                 }
 942                 else
 943                 {
 944                         layer->set_param("origin",origin);
 945                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 946                 }
 947         }
 948
 949         ///////////////////////////////////////////////////////////////////////////
 950         //   O U T L I N E
 951         ///////////////////////////////////////////////////////////////////////////
 952
 953         if (get_layer_outline_flag())
 954         {
 955                 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
 956                 if (!layer)
 957                 {
 958                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 959                         group.cancel();
 960                         return;
 961                 }
 962                 layer_selection.push_back(layer);
 963                 layer->set_description(get_id()+_(" Outline"));
 964                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 965
 966                 layer->set_param("feather",get_feather());
 967                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 968
 969                 layer->set_param("invert",get_invert());
 970                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 971
 972                 {
 973                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 974                         assert(action);
 975
 976                         action->set_param("canvas",get_canvas());
 977                         action->set_param("canvas_interface",get_canvas_interface());
 978                         action->set_param("layer",layer);
 979                         if(!action->set_param("param",String("bline")))
 980                                 synfig::error("LayerParamConnect didn't like \"param\"");
 981                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 982                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 983
 984                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 985                         {
 986                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 987                                 group.cancel();
 988                                 throw String(_("Unable to create Outline layer"));
 989                                 return;
 990                         }
 991                 }
 992
 993                 // only link the outline's origin parameter if the option is selected and we're creating more than one layer
 994                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 995                 {
 996                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 997                         assert(action);
 998
 999                         action->set_param("canvas",get_canvas());
1000                         action->set_param("canvas_interface",get_canvas_interface());
1001                         action->set_param("layer",layer);
1002                         if(!action->set_param("param",String("origin")))
1003                                 synfig::error("LayerParamConnect didn't like \"param\"");
1004                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
1005                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
1006
1007                         if(!get_canvas_interface()->get_instance()->perform_action(action))
1008                         {
1009                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
1010                                 group.cancel();
1011                                 throw String(_("Unable to create Outline layer"));
1012                                 return;
1013                         }
1014                 }
1015                 else
1016                 {
1017                         layer->set_param("origin",origin);
1018                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
1019                 }
1020         }
1021
1022         egress_on_selection_change=false;
1023         get_canvas_interface()->get_selection_manager()->clear_selected_layers();
1024         get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
1025         egress_on_selection_change=true;
1026
1027         reset();
1028         increment_id();
1029 }
1030
1031 Smach::event_result
1032 StateStar_Context::event_mouse_click_handler(const Smach::event& x)
1033 {
1034         const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
1035
1036         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DOWN && event.button==BUTTON_LEFT)
1037         {
1038                 point_holder=get_work_area()->snap_point_to_grid(event.pos);
1039                 etl::handle<Duck> duck=new Duck();
1040                 duck->set_point(point_holder);
1041                 duck->set_name("p1");
1042                 duck->set_type(Duck::TYPE_POSITION);
1043                 duck->set_editable(false);
1044                 get_work_area()->add_duck(duck);
1045
1046                 point2_duck=new Duck();
1047                 point2_duck->set_point(Vector(0,0));
1048                 point2_duck->set_name("radius");
1049                 point2_duck->set_origin(duck);
1050                 point2_duck->set_radius(true);
1051                 point2_duck->set_scalar(-1);
1052                 point2_duck->set_type(Duck::TYPE_RADIUS);
1053                 point2_duck->set_hover(true);
1054                 get_work_area()->add_duck(point2_duck);
1055
1056                 return Smach::RESULT_ACCEPT;
1057         }
1058
1059         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DRAG && event.button==BUTTON_LEFT)
1060         {
1061                 if (!point2_duck) return Smach::RESULT_OK;
1062                 point2_duck->set_point(point_holder-get_work_area()->snap_point_to_grid(event.pos));
1063                 get_work_area()->queue_draw();
1064                 return Smach::RESULT_ACCEPT;
1065         }
1066
1067         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_UP && event.button==BUTTON_LEFT)
1068         {
1069                 Point point(get_work_area()->snap_point_to_grid(event.pos));
1070
1071                 if (App::restrict_radius_ducks)
1072                 {
1073                         if ((point[0] - point_holder[0]) < 0) point[0] = point_holder[0];
1074                         if ((point[1] - point_holder[1]) < 0) point[1] = point_holder[1];
1075                 }
1076
1077                 make_star(point_holder, point);
1078                 get_work_area()->clear_ducks();
1079                 return Smach::RESULT_ACCEPT;
1080         }
1081
1082         return Smach::RESULT_OK;
1083 }
1084
1085
1086 void
1087 StateStar_Context::refresh_ducks()
1088 {
1089         get_work_area()->clear_ducks();
1090         get_work_area()->queue_draw();
1091 }