synfig-studio/trunk/src/gtkmm/mod_palette/dock_paledit.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file dock_paledit.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "dock_paledit.h"
  33 #include "../widget_color.h"
  34 #include <gtkmm/frame.h>
  35 #include <gtkmm/table.h>
  36 #include <gtkmm/label.h>
  37 #include <synfig/general.h>
  38 #include <synfigapp/canvasinterface.h>
  39 #include <synfigapp/value_desc.h>
  40 #include "../widget_color.h"
  41 #include <gtkmm/spinbutton.h>
  42 #include <gtkmm/menu.h>
  43 #include <synfigapp/main.h>
  44 #include "../app.h"
  45 #include "../dialog_color.h"
  46
  47 #include "../general.h"
  48
  49 #endif
  50
  51 /* === U S I N G =========================================================== */
  52
  53 using namespace std;
  54 using namespace etl;
  55 using namespace synfig;
  56 using namespace studio;
  57
  58 /* === M A C R O S ========================================================= */
  59
  60 /* === G L O B A L S ======================================================= */
  61 /*
  62 class studio::PaletteSettings : public synfigapp::Settings
  63 {
  64         Dock_PalEdit* dialog_palette;
  65         synfig::String name;
  66 public:
  67         PaletteSettings(Dock_PalEdit* window,const synfig::String& name):
  68                 dialog_palette(window),
  69                 name(name)
  70         {
  71                 dialog_palette->dialog_settings.add_domain(this,name);
  72         }
  73
  74         virtual ~PaletteSettings()
  75         {
  76                 dialog_palette->dialog_settings.remove_domain(name);
  77         }
  78
  79         virtual bool get_value(const synfig::String& key, synfig::String& value)const
  80         {
  81                 int i(atoi(key.c_str()));
  82                 if(i<0 || i>=dialog_palette->size())
  83                         return false;
  84                 Color c(dialog_palette->get_color(i));
  85                 value=strprintf("%f %f %f %f",c.get_r(),c.get_g(),c.get_b(),c.get_a());
  86                 return true;
  87         }
  88
  89         virtual bool set_value(const synfig::String& key,const synfig::String& value)
  90         {
  91                 int i(atoi(key.c_str()));
  92                 if(i<0)
  93                         return false;
  94                 if(i>=dialog_palette->size())
  95                         dialog_palette->palette_.resize(i+1);
  96                 float r,g,b,a;
  97                 if(!strscanf(value,"%f %f %f %f",&r,&g,&b,&a))
  98                         return false;
  99                 dialog_palette->set_color(Color(r,g,b,a),i);
 100                 return true;
 101         }
 102
 103         virtual KeyList get_key_list()const
 104         {
 105                 synfigapp::Settings::KeyList ret(synfigapp::Settings::get_key_list());
 106
 107                 int i;
 108                 for(i=0;i<dialog_palette->size();i++)
 109                         ret.push_back(strprintf("%03d",i));
 110                 return ret;
 111         }
 112 };
 113 */
 114 /* === P R O C E D U R E S ================================================= */
 115
 116 /* === M E T H O D S ======================================================= */
 117
 118 Dock_PalEdit::Dock_PalEdit():
 119         Dockable("pal_edit",_("Palette Editor"),Gtk::StockID("gtk-select-color")),
 120         //palette_settings(new PaletteSettings(this,"colors")),
 121         table(2,2,false)
 122 {
 123         action_group=Gtk::ActionGroup::create();
 124         action_group->add(Gtk::Action::create(
 125                 "palette-add-color",
 126                 Gtk::StockID("gtk-add"),
 127                 _("Add Color"),
 128                 _("Add current foreground color\nto the palette")
 129         ),
 130                 sigc::mem_fun(
 131                         *this,
 132                         &Dock_PalEdit::on_add_pressed
 133                 )
 134         );
 135
 136         App::ui_manager()->insert_action_group(action_group);
 137
 138     Glib::ustring ui_info =
 139         "<ui>"
 140         "       <toolbar action='toolbar-palette'>"
 141         "       <toolitem action='palette-add-color' />"
 142         "       </toolbar>"
 143         "</ui>"
 144         ;
 145
 146         App::ui_manager()->add_ui_from_string(ui_info);
 147
 148         set_toolbar(*dynamic_cast<Gtk::Toolbar*>(App::ui_manager()->get_widget("/toolbar-palette")));
 149
 150         /*
 151         add_button(
 152                 Gtk::StockID("gtk-add"),
 153                 _("Add current foreground color\nto the palette")
 154         )->signal_clicked().connect(
 155                 sigc::mem_fun(
 156                         *this,
 157                         &Dock_PalEdit::on_add_pressed
 158                 )
 159         );
 160         */
 161
 162         add(table);
 163         table.set_homogeneous(true);
 164
 165         set_default_palette();
 166
 167         show_all_children();
 168 }
 169
 170 Dock_PalEdit::~Dock_PalEdit()
 171 {
 172         //delete palette_settings;
 173 }
 174
 175 void
 176 Dock_PalEdit::set_palette(const synfig::Palette& x)
 177 {
 178         palette_=x;
 179         refresh();
 180 }
 181
 182 void
 183 Dock_PalEdit::on_add_pressed()
 184 {
 185         add_color(synfigapp::Main::get_foreground_color());
 186 }
 187
 188 void
 189 Dock_PalEdit::show_menu(int i)
 190 {
 191         Gtk::Menu* menu(manage(new Gtk::Menu()));
 192         menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), menu));
 193
 194         menu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-select-color"),
 195                 sigc::bind(
 196                         sigc::mem_fun(*this,&studio::Dock_PalEdit::edit_color),
 197                         i
 198                 )
 199         ));
 200
 201         menu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),
 202                 sigc::bind(
 203                         sigc::mem_fun(*this,&studio::Dock_PalEdit::erase_color),
 204                         i
 205                 )
 206         ));
 207
 208         menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 209
 210         menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Load Default Palette"),
 211                 sigc::mem_fun(*this,&studio::Dock_PalEdit::set_default_palette)
 212         ));
 213
 214         menu->popup(3,gtk_get_current_event_time());
 215 }
 216
 217 int
 218 Dock_PalEdit::add_color(const synfig::Color& x)
 219 {
 220         palette_.push_back(x);
 221         signal_changed()();
 222         refresh();
 223         return size()-1;
 224 }
 225
 226 void
 227 Dock_PalEdit::set_color(synfig::Color x, int i)
 228 {
 229         palette_[i].color=x;
 230         signal_changed()();
 231         refresh();
 232 }
 233
 234 Color
 235 Dock_PalEdit::get_color(int i)const
 236 {
 237         return palette_[i].color;
 238 }
 239
 240 void
 241 Dock_PalEdit::erase_color(int i)
 242 {
 243         palette_.erase(palette_.begin()+i);
 244         signal_changed()();
 245         refresh();
 246 }
 247
 248 void
 249 Dock_PalEdit::refresh()
 250 {
 251         const int width(12);
 252
 253         // Clear the table
 254         table.foreach(sigc::mem_fun(table,&Gtk::Table::remove));
 255
 256         for(int i=0;i<size();i++)
 257         {
 258                 Widget_Color* widget_color(manage(new Widget_Color()));
 259                 widget_color->set_value(get_color(i));
 260                 widget_color->set_size_request(12,12);
 261                 widget_color->signal_activate().connect(
 262                         sigc::bind(
 263                                 sigc::mem_fun(*this,&studio::Dock_PalEdit::select_color),
 264                                 i
 265                         )
 266                 );
 267                 widget_color->signal_secondary().connect(
 268                         sigc::bind(
 269                                 sigc::mem_fun(*this,&studio::Dock_PalEdit::show_menu),
 270                                 i
 271                         )
 272                 );
 273                 int c(i%width),r(i/width);
 274                 table.attach(*widget_color, c, c+1, r, r+1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 275         }
 276         table.show_all();
 277         queue_draw();
 278 }
 279
 280
 281 void
 282 Dock_PalEdit::edit_color(int i)
 283 {
 284         App::dialog_color->reset();
 285         App::dialog_color->set_color(get_color(i));
 286         App::dialog_color->signal_edited().connect(
 287                 sigc::bind(
 288                         sigc::mem_fun(*this,&studio::Dock_PalEdit::set_color),
 289                         i
 290                 )
 291         );
 292         App::dialog_color->present();
 293 }
 294
 295 void
 296 Dock_PalEdit::select_color(int i)
 297 {
 298         synfigapp::Main::set_foreground_color(get_color(i));
 299 }
 300
 301 void
 302 Dock_PalEdit::set_default_palette()
 303 {
 304         int width=12;
 305
 306         palette_.clear();
 307
 308         // Greys
 309         palette_.push_back(Color::alpha());
 310         for(int i=0;i<width-1;i++)
 311         {
 312                 Color c(
 313                         float(i)/(float)(width-2),
 314                         float(i)/(float)(width-2),
 315                         float(i)/(float)(width-2)
 316                 );
 317                 palette_.push_back(c);
 318         }
 319
 320         // Tans
 321         for(int i=0;i<width;i++)
 322         {
 323                 float x(float(i)/(float)(width-1));
 324                 const Color tan1(0.2,0.05,0);
 325                 const Color tan2(0.85,0.64,0.20);
 326
 327                 palette_.push_back(Color::blend(tan2,tan1,x));
 328         }
 329
 330         // Solids
 331         palette_.push_back(Color::red());
 332         palette_.push_back(Color(1.0f,0.25f,0.0f));     // Orange
 333         palette_.push_back(Color::yellow());
 334         palette_.push_back(Color(0.25f,1.00f,0.0f));    // yellow-green
 335         palette_.push_back(Color::green());
 336         palette_.push_back(Color(0.0f,1.00f,0.25f));    // green-blue
 337         palette_.push_back(Color::cyan());
 338         palette_.push_back(Color(0.0f,0.25f,1.0f));     // Sea Blue
 339         palette_.push_back(Color::blue());
 340         palette_.push_back(Color(0.25f,0.0f,1.0f));
 341         palette_.push_back(Color::magenta());
 342         palette_.push_back(Color(1.0f,0.0f,0.25f));
 343
 344
 345         const int levels(3);
 346
 347         // Colors
 348         for(int j=0;j<levels;j++)
 349         for(int i=0;i<width;i++)
 350         {
 351                 Color c(Color::red());
 352                 c.set_hue(c.get_hue()-Angle::rot(float(i)/(float)(width)));
 353                 c=c.clamped();
 354                 float s(float(levels-j)/float(levels));
 355                 s*=s;
 356                 c.set_r(c.get_r()*s);
 357                 c.set_g(c.get_g()*s);
 358                 c.set_b(c.get_b()*s);
 359                 palette_.push_back(c);
 360         }
 361
 362
 363         /*
 364         const int levels(3);
 365
 366         for(int i=0;i<levels*levels*levels;i++)
 367         {
 368                 Color c(
 369                         float(i%levels)/(float)(levels-1),
 370                         float(i/levels%levels)/(float)(levels-1),
 371                         float(i/(levels*levels))/(float)(levels-1)
 372                 );
 373                 palette_.push_back(c);
 374         }
 375         */
 376         refresh();
 377 }
 378
 379 int
 380 Dock_PalEdit::size()const
 381 {
 382         return palette_.size();
 383 }