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