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         Gtk::CheckButton checkbutton_layer_origins_at_center;
 123
 124 public:
 125
 126         // this only counts the layers which will have their origins linked
 127         int layers_to_create()const
 128         {
 129                 return
 130                         (get_layer_star_flag() && get_layer_origins_at_center_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         bool get_layer_origins_at_center_flag()const { return checkbutton_layer_origins_at_center.get_active(); }
 189         void set_layer_origins_at_center_flag(bool x) { return checkbutton_layer_origins_at_center.set_active(x); }
 190
 191         void refresh_tool_options(); //to refresh the toolbox
 192
 193         //events
 194         Smach::event_result event_stop_handler(const Smach::event& x);
 195         Smach::event_result event_refresh_handler(const Smach::event& x);
 196         Smach::event_result event_mouse_click_handler(const Smach::event& x);
 197         Smach::event_result event_refresh_tool_options(const Smach::event& x);
 198
 199         //constructor destructor
 200         StateStar_Context(CanvasView* canvas_view);
 201         ~StateStar_Context();
 202
 203         //Canvas interaction
 204         const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
 205         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
 206         synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
 207         WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
 208
 209         //Modifying settings etc.
 210         void load_settings();
 211         void save_settings();
 212         void reset();
 213         void increment_id();
 214         bool egress_on_selection_change;
 215         Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
 216         {
 217                 if(egress_on_selection_change)
 218                         throw Smach::egress_exception();
 219                 return Smach::RESULT_OK;
 220         }
 221
 222         void make_star(const Point& p1, const Point& p2);
 223
 224 };      // END of class StateStar_Context
 225
 226 /* === M E T H O D S ======================================================= */
 227
 228 StateStar::StateStar():
 229         Smach::state<StateStar_Context>("star")
 230 {
 231         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateStar_Context::event_layer_selection_changed_handler));
 232         insert(event_def(EVENT_STOP,&StateStar_Context::event_stop_handler));
 233         insert(event_def(EVENT_REFRESH,&StateStar_Context::event_refresh_handler));
 234         insert(event_def(EVENT_REFRESH_DUCKS,&StateStar_Context::event_refresh_handler));
 235         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateStar_Context::event_mouse_click_handler));
 236         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,&StateStar_Context::event_mouse_click_handler));
 237         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_UP,&StateStar_Context::event_mouse_click_handler));
 238         insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateStar_Context::event_refresh_tool_options));
 239 }
 240
 241 StateStar::~StateStar()
 242 {
 243 }
 244
 245 void
 246 StateStar_Context::load_settings()
 247 {
 248         String value;
 249
 250         //parse the arguments yargh!
 251         if(settings.get_value("star.id",value))
 252                 set_id(value);
 253         else
 254                 set_id("Star");
 255
 256         if(settings.get_value("star.feather",value))
 257                 set_feather(atof(value.c_str()));
 258         else
 259                 set_feather(0);
 260
 261         if(settings.get_value("star.number_of_points",value))
 262                 set_number_of_points(atof(value.c_str()));
 263         else
 264                 set_number_of_points(5);
 265
 266         if(settings.get_value("star.inner_tangent",value))
 267                 set_inner_tangent(atof(value.c_str()));
 268         else
 269                 set_inner_tangent(0);
 270
 271         if(settings.get_value("star.outer_tangent",value))
 272                 set_outer_tangent(atof(value.c_str()));
 273         else
 274                 set_outer_tangent(0);
 275
 276         if(settings.get_value("star.inner_width",value))
 277                 set_inner_width(atof(value.c_str()));
 278         else
 279                 set_inner_width(1);
 280
 281         if(settings.get_value("star.outer_width",value))
 282                 set_outer_width(atof(value.c_str()));
 283         else
 284                 set_outer_width(1);
 285
 286         if(settings.get_value("star.radius_ratio",value))
 287                 set_radius_ratio(atof(value.c_str()));
 288         else
 289                 set_radius_ratio(0.5);
 290
 291         if(settings.get_value("star.angle_offset",value))
 292                 set_angle_offset(atof(value.c_str()));
 293         else
 294                 set_angle_offset(0);
 295
 296         if(settings.get_value("star.invert",value) && value != "0")
 297                 set_invert(true);
 298         else
 299                 set_invert(false);
 300
 301         if(settings.get_value("star.regular_polygon",value) && value != "0")
 302                 set_regular_polygon(true);
 303         else
 304                 set_regular_polygon(false);
 305
 306         if(settings.get_value("star.layer_star",value) && value=="0")
 307                 set_layer_star_flag(false);
 308         else
 309                 set_layer_star_flag(true);
 310
 311         if(settings.get_value("star.layer_region",value) && value=="1")
 312                 set_layer_region_flag(true);
 313         else
 314                 set_layer_region_flag(false);
 315
 316         if(settings.get_value("star.layer_outline",value) && value=="1")
 317                 set_layer_outline_flag(true);
 318         else
 319                 set_layer_outline_flag(false);
 320
 321         if(settings.get_value("star.layer_curve_gradient",value) && value=="1")
 322                 set_layer_curve_gradient_flag(true);
 323         else
 324                 set_layer_curve_gradient_flag(false);
 325
 326         if(settings.get_value("star.layer_plant",value) && value=="1")
 327                 set_layer_plant_flag(true);
 328         else
 329                 set_layer_plant_flag(false);
 330
 331         if(settings.get_value("star.layer_link_origins",value) && value=="0")
 332                 set_layer_link_origins_flag(false);
 333         else
 334                 set_layer_link_origins_flag(true);
 335
 336         if(settings.get_value("star.layer_origins_at_center",value) && value=="0")
 337                 set_layer_origins_at_center_flag(false);
 338         else
 339                 set_layer_origins_at_center_flag(true);
 340 }
 341
 342 void
 343 StateStar_Context::save_settings()
 344 {
 345         settings.set_value("star.id",get_id());
 346         settings.set_value("star.feather",strprintf("%f",(float)get_feather()));
 347         settings.set_value("star.number_of_points",strprintf("%d",(int)(get_number_of_points() + 0.5)));
 348         settings.set_value("star.inner_tangent",strprintf("%f",(float)get_inner_tangent()));
 349         settings.set_value("star.outer_tangent",strprintf("%f",(float)get_outer_tangent()));
 350         settings.set_value("star.inner_width",strprintf("%f",(float)get_inner_width()));
 351         settings.set_value("star.outer_width",strprintf("%f",(float)get_outer_width()));
 352         settings.set_value("star.radius_ratio",strprintf("%f",(float)get_radius_ratio()));
 353         settings.set_value("star.angle_offset",strprintf("%f",(float)get_angle_offset()));
 354         settings.set_value("star.invert",get_invert()?"1":"0");
 355         settings.set_value("star.regular_polygon",get_regular_polygon()?"1":"0");
 356         settings.set_value("star.layer_star",get_layer_star_flag()?"1":"0");
 357         settings.set_value("star.layer_outline",get_layer_outline_flag()?"1":"0");
 358         settings.set_value("star.layer_region",get_layer_region_flag()?"1":"0");
 359         settings.set_value("star.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
 360         settings.set_value("star.layer_plant",get_layer_plant_flag()?"1":"0");
 361         settings.set_value("star.layer_link_origins",get_layer_link_origins_flag()?"1":"0");
 362         settings.set_value("star.layer_origins_at_center",get_layer_origins_at_center_flag()?"1":"0");
 363 }
 364
 365 void
 366 StateStar_Context::reset()
 367 {
 368         refresh_ducks();
 369 }
 370
 371 void
 372 StateStar_Context::increment_id()
 373 {
 374         String id(get_id());
 375         int number=1;
 376         int digits=0;
 377
 378         if(id.empty())
 379                 id="Star";
 380
 381         // If there is a number
 382         // already at the end of the
 383         // id, then remove it.
 384         if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
 385         {
 386                 // figure out how many digits it is
 387                 for (digits = 0;
 388                          (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
 389                          digits++)
 390                         ;
 391
 392                 String str_number;
 393                 str_number=String(id,id.size()-digits,id.size());
 394                 id=String(id,0,id.size()-digits);
 395
 396                 number=atoi(str_number.c_str());
 397         }
 398         else
 399         {
 400                 number=1;
 401                 digits=3;
 402         }
 403
 404         number++;
 405
 406         // Add the number back onto the id
 407         {
 408                 const String format(strprintf("%%0%dd",digits));
 409                 id+=strprintf(format.c_str(),number);
 410         }
 411
 412         // Set the ID
 413         set_id(id);
 414 }
 415
 416 StateStar_Context::StateStar_Context(CanvasView* canvas_view):
 417         canvas_view_(canvas_view),
 418         is_working(*canvas_view),
 419         duckmatic_push(get_work_area()),
 420         prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
 421         settings(synfigapp::Main::get_selected_input_device()->settings()),
 422         entry_id(),             //   value lower upper  step page
 423         adj_feather(                    0,    0,    1, 0.01, 0.1),
 424         adj_number_of_points(   0,    2,  120, 1   , 1  ),
 425         adj_inner_tangent(              0,  -10,   10, 0.01, 0.1),
 426         adj_outer_tangent(              0,  -10,   10, 0.01, 0.1),
 427         adj_inner_width(                0,  -10,   10, 0.01, 0.1),
 428         adj_outer_width(                0,  -10,   10, 0.01, 0.1),
 429         adj_radius_ratio(               0,  -10,   10, 0.01, 0.1),
 430         adj_angle_offset(               0, -360,  360, 0.1 , 1  ),
 431         spin_feather(adj_feather,0.1,3),
 432         spin_number_of_points(adj_number_of_points,1,0),
 433         spin_inner_tangent(adj_inner_tangent,1,2),
 434         spin_outer_tangent(adj_outer_tangent,1,2),
 435         spin_inner_width(adj_inner_width,1,2),
 436         spin_outer_width(adj_outer_width,1,2),
 437         spin_radius_ratio(adj_radius_ratio,1,2),
 438         spin_angle_offset(adj_angle_offset,1,1),
 439         checkbutton_invert(_("Invert")),
 440         checkbutton_regular_polygon(_("Regular Polygon")),
 441         checkbutton_layer_star(_("Create Star Layer")),
 442         checkbutton_layer_region(_("Create Region BLine")),
 443         checkbutton_layer_outline(_("Create Outline BLine")),
 444         checkbutton_layer_curve_gradient(_("Create Curve Gradient BLine")),
 445         checkbutton_layer_plant(_("Create Plant BLine")),
 446         checkbutton_layer_link_origins(_("Link Origins")),
 447         checkbutton_layer_origins_at_center(_("BLine Origins at Center"))
 448 {
 449         egress_on_selection_change=true;
 450
 451         load_settings();
 452
 453         // Set up the tool options dialog
 454         options_table.attach(*manage(new Gtk::Label(_("Star Tool"))),                   0, 2,  0,  1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 455         options_table.attach(entry_id,                                                                                  0, 2,  1,  2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 456         options_table.attach(checkbutton_layer_star,                                                    0, 2,  2,  3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 457         options_table.attach(checkbutton_layer_outline,                                                 0, 2,  3,  4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 458         options_table.attach(checkbutton_layer_region,                                                  0, 2,  4,  5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 459         options_table.attach(checkbutton_layer_plant,                                                   0, 2,  5,  6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 460         options_table.attach(checkbutton_layer_curve_gradient,                                  0, 2,  6,  7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 461         options_table.attach(checkbutton_layer_link_origins,                                    0, 2,  7,  8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 462         options_table.attach(checkbutton_layer_origins_at_center,                               0, 2,  8,  9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 463         options_table.attach(checkbutton_invert,                                                                0, 2,  9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 464         options_table.attach(checkbutton_regular_polygon,                                               0, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 465
 466         options_table.attach(*manage(new Gtk::Label(_("Feather:"))),                    0, 1, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 467         options_table.attach(spin_feather,                                                                              1, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 468
 469         options_table.attach(*manage(new Gtk::Label(_("Number of Points:"))),   0, 1, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 470         options_table.attach(spin_number_of_points,                                                             1, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 471
 472         options_table.attach(*manage(new Gtk::Label(_("Inner Tangent:"))),              0, 1, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 473         options_table.attach(spin_inner_tangent,                                                                1, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 474
 475         options_table.attach(*manage(new Gtk::Label(_("Outer Tangent:"))),              0, 1, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 476         options_table.attach(spin_outer_tangent,                                                                1, 2, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 477
 478         options_table.attach(*manage(new Gtk::Label(_("Inner Width:"))),                0, 1, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 479         options_table.attach(spin_inner_width,                                                                  1, 2, 15, 16, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 480
 481         options_table.attach(*manage(new Gtk::Label(_("Outer Width:"))),                0, 1, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 482         options_table.attach(spin_outer_width,                                                                  1, 2, 16, 17, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 483
 484         options_table.attach(*manage(new Gtk::Label(_("Radius Ratio:"))),               0, 1, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 485         options_table.attach(spin_radius_ratio,                                                                 1, 2, 17, 18, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 486
 487         options_table.attach(*manage(new Gtk::Label(_("Angle Offset:"))),               0, 1, 18, 19, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 488         options_table.attach(spin_angle_offset,                                                                 1, 2, 18, 19, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 489
 490         options_table.show_all();
 491
 492         refresh_tool_options();
 493         App::dialog_tool_options->present();
 494
 495         // Turn off layer clicking
 496         get_work_area()->set_allow_layer_clicks(false);
 497
 498         // clear out the ducks
 499         get_work_area()->clear_ducks();
 500
 501         // Refresh the work area
 502         get_work_area()->queue_draw();
 503
 504         // Hide the tables if they are showing
 505         //prev_table_status=get_canvas_view()->tables_are_visible();
 506         //if(prev_table_status)get_canvas_view()->hide_tables();
 507
 508         // Disable the time bar
 509         //get_canvas_view()->set_sensitive_timebar(false);
 510
 511         // Connect a signal
 512         //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateStar_Context::on_user_click));
 513         get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
 514
 515         App::toolbox->refresh();
 516 }
 517
 518 void
 519 StateStar_Context::refresh_tool_options()
 520 {
 521         App::dialog_tool_options->clear();
 522         App::dialog_tool_options->set_widget(options_table);
 523         App::dialog_tool_options->set_local_name(_("Star Tool"));
 524         App::dialog_tool_options->set_name("star");
 525 }
 526
 527 Smach::event_result
 528 StateStar_Context::event_refresh_tool_options(const Smach::event& /*x*/)
 529 {
 530         refresh_tool_options();
 531         return Smach::RESULT_ACCEPT;
 532 }
 533
 534 StateStar_Context::~StateStar_Context()
 535 {
 536         save_settings();
 537
 538         // Restore layer clicking
 539         get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
 540         get_canvas_view()->work_area->reset_cursor();
 541
 542         App::dialog_tool_options->clear();
 543
 544         // Enable the time bar
 545         //get_canvas_view()->set_sensitive_timebar(true);
 546
 547         // Bring back the tables if they were out before
 548         //if(prev_table_status)get_canvas_view()->show_tables();
 549
 550         // Refresh the work area
 551         get_work_area()->queue_draw();
 552
 553         get_canvas_view()->queue_rebuild_ducks();
 554
 555         App::toolbox->refresh();
 556 }
 557
 558 Smach::event_result
 559 StateStar_Context::event_stop_handler(const Smach::event& /*x*/)
 560 {
 561         throw Smach::egress_exception();
 562 }
 563
 564 Smach::event_result
 565 StateStar_Context::event_refresh_handler(const Smach::event& /*x*/)
 566 {
 567         refresh_ducks();
 568         return Smach::RESULT_ACCEPT;
 569 }
 570
 571 void
 572 StateStar_Context::make_star(const Point& _p1, const Point& _p2)
 573 {
 574         synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New Star"));
 575         synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 576
 577         Layer::Handle layer;
 578
 579         Canvas::Handle canvas;
 580         int depth(0);
 581
 582         // we are temporarily using the layer to hold something
 583         layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
 584         if(layer)
 585         {
 586                 depth=layer->get_depth();
 587                 canvas=layer->get_canvas();
 588         }
 589
 590         synfigapp::SelectionManager::LayerList layer_selection;
 591         if (!getenv("SYNFIG_TOOLS_CLEAR_SELECTION"))
 592                 layer_selection = get_canvas_view()->get_selection_manager()->get_selected_layers();
 593
 594         const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
 595         const Point p1(transform.unperform(_p1));
 596         const Point p2(transform.unperform(_p2));
 597
 598         Real radius_ratio(get_radius_ratio());
 599         Real radius1((p2-p1).mag());
 600         Real radius2(radius1 * radius_ratio);
 601         int points = get_number_of_points();
 602         Real inner_tangent = get_inner_tangent() * radius1;
 603         Real outer_tangent = get_outer_tangent() * radius2;
 604         Real inner_width = get_inner_width();
 605         Real outer_width = get_outer_width();
 606         Angle::deg offset(get_angle_offset());
 607         bool regular(get_regular_polygon());
 608         Angle::deg angle(360.0/points);
 609         Vector origin;
 610         Real x, y;
 611
 612         if (get_layer_origins_at_center_flag())
 613         {
 614                 x = y = 0;
 615                 origin = p1;
 616         }
 617         else
 618         {
 619                 x = p1[0];
 620                 y = p1[1];
 621         }
 622
 623         std::vector<BLinePoint> new_list;
 624         int point(0);
 625         for (int i = 0; i < points; i++)
 626         {
 627                 new_list.push_back(*(new BLinePoint));
 628                 new_list[point].set_width(outer_width);
 629                 new_list[point].set_vertex(Point(radius1*Angle::cos(angle*i + offset).get() + x,
 630                                                                                  radius1*Angle::sin(angle*i + offset).get() + y));
 631                 new_list[point++].set_tangent(Point(-Angle::sin(angle*i + offset).get(),
 632                                                                                          Angle::cos(angle*i + offset).get()) * outer_tangent);
 633
 634                 if (!regular)
 635                 {
 636                         new_list.push_back(*(new BLinePoint));
 637                         new_list[point].set_width(inner_width);
 638                         new_list[point].set_vertex(Point(radius2*Angle::cos(angle*i + angle/2 + offset).get() + x,
 639                                                                                          radius2*Angle::sin(angle*i + angle/2 + offset).get() + y));
 640                         new_list[point++].set_tangent(Point(-Angle::sin(angle*i + angle/2 + offset).get(),
 641                                                                                                  Angle::cos(angle*i + angle/2 + offset).get()) * inner_tangent);
 642                 }
 643         }
 644
 645         ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
 646         assert(value_node_bline);
 647
 648         ValueNode_Const::Handle value_node_origin(ValueNode_Const::create(origin));
 649         assert(value_node_origin);
 650
 651         // Set the looping flag
 652         value_node_bline->set_loop(true);
 653
 654         if(!canvas)
 655                 canvas=get_canvas_view()->get_canvas();
 656
 657         value_node_bline->set_member_canvas(canvas);
 658
 659         // count how many layers we're going to be creating
 660         int layers_to_create = this->layers_to_create();
 661
 662         ///////////////////////////////////////////////////////////////////////////
 663         //   S T A R
 664         ///////////////////////////////////////////////////////////////////////////
 665
 666         if (get_layer_star_flag())
 667         {
 668                 layer=get_canvas_interface()->add_layer_to("star",canvas,depth);
 669                 if (!layer)
 670                 {
 671                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 672                         group.cancel();
 673                         return;
 674                 }
 675                 layer_selection.push_back(layer);
 676
 677                 layer->set_param("radius1",radius1);
 678                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius1");
 679
 680                 layer->set_param("radius2",radius2);
 681                 get_canvas_interface()->signal_layer_param_changed()(layer,"radius2");
 682
 683                 layer->set_param("angle",offset);
 684                 get_canvas_interface()->signal_layer_param_changed()(layer,"angle");
 685
 686                 layer->set_param("points",points);
 687                 get_canvas_interface()->signal_layer_param_changed()(layer,"points");
 688
 689                 layer->set_param("regular_polygon",regular);
 690                 get_canvas_interface()->signal_layer_param_changed()(layer,"regular_polygon");
 691
 692                 layer->set_param("feather",get_feather());
 693                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 694
 695                 layer->set_param("invert",get_invert());
 696                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 697
 698                 layer->set_description(get_id());
 699                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 700
 701                 if(get_layer_outline_flag())
 702                 {
 703                         layer->set_param("color",synfigapp::Main::get_background_color());
 704                         get_canvas_interface()->signal_layer_param_changed()(layer,"color");
 705                 }
 706
 707                 // only link the star's origin parameter if the option is selected, we're putting bline
 708                 // origins at their centers, and we're creating more than one layer
 709                 if (get_layer_link_origins_flag() && get_layer_origins_at_center_flag() && layers_to_create > 1)
 710                 {
 711                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 712                         assert(action);
 713
 714                         action->set_param("canvas",get_canvas());
 715                         action->set_param("canvas_interface",get_canvas_interface());
 716                         action->set_param("layer",layer);
 717                         if(!action->set_param("param",String("origin")))
 718                                 synfig::error("LayerParamConnect didn't like \"param\"");
 719                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 720                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 721
 722                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 723                         {
 724                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Star layer"));
 725                                 group.cancel();
 726                                 throw String(_("Unable to create Star layer"));
 727                                 return;
 728                         }
 729                 }
 730                 else
 731                 {
 732                         layer->set_param("origin",p1);
 733                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 734                 }
 735         }
 736
 737         ///////////////////////////////////////////////////////////////////////////
 738         //   C U R V E   G R A D I E N T
 739         ///////////////////////////////////////////////////////////////////////////
 740
 741         if(get_layer_curve_gradient_flag())
 742         {
 743                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 744
 745                 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
 746                 if (!layer)
 747                 {
 748                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 749                         group.cancel();
 750                         return;
 751                 }
 752                 layer_selection.push_back(layer);
 753                 layer->set_description(get_id()+_(" Gradient"));
 754                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 755
 756                 {
 757                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 758                         assert(action);
 759
 760                         action->set_param("canvas",get_canvas());
 761                         action->set_param("canvas_interface",get_canvas_interface());
 762                         action->set_param("layer",layer);
 763                         if(!action->set_param("param",String("bline")))
 764                                 synfig::error("LayerParamConnect didn't like \"param\"");
 765                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 766                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 767
 768                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 769                         {
 770                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 771                                 group.cancel();
 772                                 throw String(_("Unable to create Gradient layer"));
 773                                 return;
 774                         }
 775                 }
 776
 777                 // only link the curve gradient's origin parameter if the option is selected and we're creating more than one layer
 778                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 779                 {
 780                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 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("origin")))
 787                                 synfig::error("LayerParamConnect didn't like \"param\"");
 788                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 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 Gradient layer"));
 796                                 return;
 797                         }
 798                 }
 799                 else
 800                 {
 801                         layer->set_param("origin",origin);
 802                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 803                 }
 804         }
 805
 806         ///////////////////////////////////////////////////////////////////////////
 807         //   P L A N T
 808         ///////////////////////////////////////////////////////////////////////////
 809
 810         if(get_layer_plant_flag())
 811         {
 812                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 813
 814                 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
 815                 if (!layer)
 816                 {
 817                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 818                         group.cancel();
 819                         return;
 820                 }
 821                 layer_selection.push_back(layer);
 822                 layer->set_description(get_id()+_(" Plant"));
 823                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 824
 825                 {
 826                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 827                         assert(action);
 828
 829                         action->set_param("canvas",get_canvas());
 830                         action->set_param("canvas_interface",get_canvas_interface());
 831                         action->set_param("layer",layer);
 832                         if(!action->set_param("param",String("bline")))
 833                                 synfig::error("LayerParamConnect didn't like \"param\"");
 834                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 835                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 836
 837                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 838                         {
 839                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 840                                 group.cancel();
 841                                 throw String(_("Unable to create Plant layer"));
 842                                 return;
 843                         }
 844                 }
 845
 846                 // only link the plant's origin parameter if the option is selected and we're creating more than one layer
 847                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 848                 {
 849                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 850                         assert(action);
 851
 852                         action->set_param("canvas",get_canvas());
 853                         action->set_param("canvas_interface",get_canvas_interface());
 854                         action->set_param("layer",layer);
 855                         if(!action->set_param("param",String("origin")))
 856                                 synfig::error("LayerParamConnect didn't like \"param\"");
 857                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 858                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 859
 860                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 861                         {
 862                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 863                                 group.cancel();
 864                                 throw String(_("Unable to create Plant layer"));
 865                                 return;
 866                         }
 867                 }
 868                 else
 869                 {
 870                         layer->set_param("origin",origin);
 871                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 872                 }
 873         }
 874
 875         ///////////////////////////////////////////////////////////////////////////
 876         //   R E G I O N
 877         ///////////////////////////////////////////////////////////////////////////
 878
 879         if(get_layer_region_flag())
 880         {
 881                 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
 882
 883                 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
 884                 if (!layer)
 885                 {
 886                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 887                         group.cancel();
 888                         return;
 889                 }
 890                 layer_selection.push_back(layer);
 891                 layer->set_description(get_id()+_(" Region"));
 892                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 893
 894                 layer->set_param("feather",get_feather());
 895                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 896
 897                 layer->set_param("invert",get_invert());
 898                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 899
 900                 if(get_layer_outline_flag())
 901                         layer->set_param("color",synfigapp::Main::get_background_color());
 902
 903                 // I don't know if it's safe to reuse the same layer_param_connect action, so I'm
 904                 // using 2 separate ones.
 905                 {
 906                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 907                         assert(action);
 908
 909                         action->set_param("canvas",get_canvas());
 910                         action->set_param("canvas_interface",get_canvas_interface());
 911                         action->set_param("layer",layer);
 912                         if(!action->set_param("param",String("bline")))
 913                                 synfig::error("LayerParamConnect didn't like \"param\"");
 914                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 915                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 916
 917                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 918                         {
 919                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
 920                                 group.cancel();
 921                                 throw String(_("Unable to create Region layer"));
 922                                 return;
 923                         }
 924                 }
 925
 926                 // only link the region's origin parameter if the option is selected and we're creating more than one layer
 927                 if (get_layer_link_origins_flag() && layers_to_create > 1)
 928                 {
 929                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 930                         assert(action);
 931
 932                         action->set_param("canvas",get_canvas());
 933                         action->set_param("canvas_interface",get_canvas_interface());
 934                         action->set_param("layer",layer);
 935                         if(!action->set_param("param",String("origin")))
 936                                 synfig::error("LayerParamConnect didn't like \"param\"");
 937                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
 938                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 939
 940                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 941                         {
 942                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
 943                                 group.cancel();
 944                                 throw String(_("Unable to create Region layer"));
 945                                 return;
 946                         }
 947                 }
 948                 else
 949                 {
 950                         layer->set_param("origin",origin);
 951                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
 952                 }
 953         }
 954
 955         ///////////////////////////////////////////////////////////////////////////
 956         //   O U T L I N E
 957         ///////////////////////////////////////////////////////////////////////////
 958
 959         if (get_layer_outline_flag())
 960         {
 961                 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
 962                 if (!layer)
 963                 {
 964                         get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
 965                         group.cancel();
 966                         return;
 967                 }
 968                 layer_selection.push_back(layer);
 969                 layer->set_description(get_id()+_(" Outline"));
 970                 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 971
 972                 layer->set_param("feather",get_feather());
 973                 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
 974
 975                 layer->set_param("invert",get_invert());
 976                 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 977
 978                 {
 979                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
 980                         assert(action);
 981
 982                         action->set_param("canvas",get_canvas());
 983                         action->set_param("canvas_interface",get_canvas_interface());
 984                         action->set_param("layer",layer);
 985                         if(!action->set_param("param",String("bline")))
 986                                 synfig::error("LayerParamConnect didn't like \"param\"");
 987                         if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
 988                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
 989
 990                         if(!get_canvas_interface()->get_instance()->perform_action(action))
 991                         {
 992                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
 993                                 group.cancel();
 994                                 throw String(_("Unable to create Outline layer"));
 995                                 return;
 996                         }
 997                 }
 998
 999                 // only link the outline's origin parameter if the option is selected and we're creating more than one layer
1000                 if (get_layer_link_origins_flag() && layers_to_create > 1)
1001                 {
1002                         synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
1003                         assert(action);
1004
1005                         action->set_param("canvas",get_canvas());
1006                         action->set_param("canvas_interface",get_canvas_interface());
1007                         action->set_param("layer",layer);
1008                         if(!action->set_param("param",String("origin")))
1009                                 synfig::error("LayerParamConnect didn't like \"param\"");
1010                         if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
1011                                 synfig::error("LayerParamConnect didn't like \"value_node\"");
1012
1013                         if(!get_canvas_interface()->get_instance()->perform_action(action))
1014                         {
1015                                 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
1016                                 group.cancel();
1017                                 throw String(_("Unable to create Outline layer"));
1018                                 return;
1019                         }
1020                 }
1021                 else
1022                 {
1023                         layer->set_param("origin",origin);
1024                         get_canvas_interface()->signal_layer_param_changed()(layer,"origin");
1025                 }
1026         }
1027
1028         egress_on_selection_change=false;
1029         get_canvas_interface()->get_selection_manager()->clear_selected_layers();
1030         get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
1031         egress_on_selection_change=true;
1032
1033         reset();
1034         increment_id();
1035 }
1036
1037 Smach::event_result
1038 StateStar_Context::event_mouse_click_handler(const Smach::event& x)
1039 {
1040         const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
1041
1042         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DOWN && event.button==BUTTON_LEFT)
1043         {
1044                 point_holder=get_work_area()->snap_point_to_grid(event.pos);
1045                 etl::handle<Duck> duck=new Duck();
1046                 duck->set_point(point_holder);
1047                 duck->set_name("p1");
1048                 duck->set_type(Duck::TYPE_POSITION);
1049                 duck->set_editable(false);
1050                 get_work_area()->add_duck(duck);
1051
1052                 point2_duck=new Duck();
1053                 point2_duck->set_point(Vector(0,0));
1054                 point2_duck->set_name("radius");
1055                 point2_duck->set_origin(duck);
1056                 point2_duck->set_radius(true);
1057                 point2_duck->set_scalar(-1);
1058                 point2_duck->set_type(Duck::TYPE_RADIUS);
1059                 point2_duck->set_hover(true);
1060                 get_work_area()->add_duck(point2_duck);
1061
1062                 return Smach::RESULT_ACCEPT;
1063         }
1064
1065         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_DRAG && event.button==BUTTON_LEFT)
1066         {
1067                 if (!point2_duck) return Smach::RESULT_OK;
1068                 point2_duck->set_point(point_holder-get_work_area()->snap_point_to_grid(event.pos));
1069                 get_work_area()->queue_draw();
1070                 return Smach::RESULT_ACCEPT;
1071         }
1072
1073         if(event.key==EVENT_WORKAREA_MOUSE_BUTTON_UP && event.button==BUTTON_LEFT)
1074         {
1075                 Point point(get_work_area()->snap_point_to_grid(event.pos));
1076
1077                 if (App::restrict_radius_ducks)
1078                 {
1079                         if ((point[0] - point_holder[0]) < 0) point[0] = point_holder[0];
1080                         if ((point[1] - point_holder[1]) < 0) point[1] = point_holder[1];
1081                 }
1082
1083                 make_star(point_holder, point);
1084                 get_work_area()->clear_ducks();
1085                 return Smach::RESULT_ACCEPT;
1086         }
1087
1088         return Smach::RESULT_OK;
1089 }
1090
1091
1092 void
1093 StateStar_Context::refresh_ducks()
1094 {
1095         get_work_area()->clear_ducks();
1096         get_work_area()->queue_draw();
1097 }