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 **      Copyright (c) 2007 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 "dock_paledit.h"
  34 #include "../widget_color.h"
  35 #include <gtkmm/frame.h>
  36 #include <gtkmm/table.h>
  37 #include <gtkmm/label.h>
  38 #include <synfig/general.h>
  39 #include <synfigapp/canvasinterface.h>
  40 #include <synfigapp/value_desc.h>
  41 #include "../widget_color.h"
  42 #include <gtkmm/spinbutton.h>
  43 #include <gtkmm/menu.h>
  44 #include <synfigapp/main.h>
  45 #include "../app.h"
  46 #include "../dialog_color.h"
  47
  48 #include "../general.h"
  49
  50 #endif
  51
  52 /* === U S I N G =========================================================== */
  53
  54 using namespace std;
  55 using namespace etl;
  56 using namespace synfig;
  57 using namespace studio;
  58
  59 /* === M A C R O S ========================================================= */
  60
  61 /* === G L O B A L S ======================================================= */
  62 /*
  63 class studio::PaletteSettings : public synfigapp::Settings
  64 {
  65         Dock_PalEdit* dialog_palette;
  66         synfig::String name;
  67 public:
  68         PaletteSettings(Dock_PalEdit* window,const synfig::String& name):
  69                 dialog_palette(window),
  70                 name(name)
  71         {
  72                 dialog_palette->dialog_settings.add_domain(this,name);
  73         }
  74
  75         virtual ~PaletteSettings()
  76         {
  77                 dialog_palette->dialog_settings.remove_domain(name);
  78         }
  79
  80         virtual bool get_value(const synfig::String& key, synfig::String& value)const
  81         {
  82                 int i(atoi(key.c_str()));
  83                 if(i<0 || i>=dialog_palette->size())
  84                         return false;
  85                 Color c(dialog_palette->get_color(i));
  86                 value=strprintf("%f %f %f %f",c.get_r(),c.get_g(),c.get_b(),c.get_a());
  87                 return true;
  88         }
  89
  90         virtual bool set_value(const synfig::String& key,const synfig::String& value)
  91         {
  92                 int i(atoi(key.c_str()));
  93                 if(i<0)
  94                         return false;
  95                 if(i>=dialog_palette->size())
  96                         dialog_palette->palette_.resize(i+1);
  97                 float r,g,b,a;
  98                 if(!strscanf(value,"%f %f %f %f",&r,&g,&b,&a))
  99                         return false;
 100                 dialog_palette->set_color(Color(r,g,b,a),i);
 101                 return true;
 102         }
 103
 104         virtual KeyList get_key_list()const
 105         {
 106                 synfigapp::Settings::KeyList ret(synfigapp::Settings::get_key_list());
 107
 108                 int i;
 109                 for(i=0;i<dialog_palette->size();i++)
 110                         ret.push_back(strprintf("%03d",i));
 111                 return ret;
 112         }
 113 };
 114 */
 115 /* === P R O C E D U R E S ================================================= */
 116
 117 /* === M E T H O D S ======================================================= */
 118
 119 Dock_PalEdit::Dock_PalEdit():
 120         Dockable("pal_edit",_("Palette Editor"),Gtk::StockID("gtk-select-color")),
 121         //palette_settings(new PaletteSettings(this,"colors")),
 122         table(2,2,false)
 123 {
 124         action_group=Gtk::ActionGroup::create();
 125         action_group->add(Gtk::Action::create(
 126                 "palette-add-color",
 127                 Gtk::StockID("gtk-add"),
 128                 _("Add Color"),
 129                 _("Add current foreground color\nto the palette")
 130         ),
 131                 sigc::mem_fun(
 132                         *this,
 133                         &Dock_PalEdit::on_add_pressed
 134                 )
 135         );
 136
 137         App::ui_manager()->insert_action_group(action_group);
 138
 139     Glib::ustring ui_info =
 140         "<ui>"
 141         "       <toolbar action='toolbar-palette'>"
 142         "       <toolitem action='palette-add-color' />"
 143         "       </toolbar>"
 144         "</ui>"
 145         ;
 146
 147         App::ui_manager()->add_ui_from_string(ui_info);
 148
 149         set_toolbar(*dynamic_cast<Gtk::Toolbar*>(App::ui_manager()->get_widget("/toolbar-palette")));
 150
 151         /*
 152         add_button(
 153                 Gtk::StockID("gtk-add"),
 154                 _("Add current foreground color\nto the palette")
 155         )->signal_clicked().connect(
 156                 sigc::mem_fun(
 157                         *this,
 158                         &Dock_PalEdit::on_add_pressed
 159                 )
 160         );
 161         */
 162
 163         add(table);
 164         table.set_homogeneous(true);
 165
 166         set_default_palette();
 167
 168         show_all_children();
 169 }
 170
 171 Dock_PalEdit::~Dock_PalEdit()
 172 {
 173         //delete palette_settings;
 174 }
 175
 176 void
 177 Dock_PalEdit::set_palette(const synfig::Palette& x)
 178 {
 179         palette_=x;
 180         refresh();
 181 }
 182
 183 void
 184 Dock_PalEdit::on_add_pressed()
 185 {
 186         add_color(synfigapp::Main::get_foreground_color());
 187 }
 188
 189 void
 190 Dock_PalEdit::show_menu(int i)
 191 {
 192         Gtk::Menu* menu(manage(new Gtk::Menu()));
 193         menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), menu));
 194
 195         menu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-select-color"),
 196                 sigc::bind(
 197                         sigc::mem_fun(*this,&studio::Dock_PalEdit::edit_color),
 198                         i
 199                 )
 200         ));
 201
 202         menu->items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),
 203                 sigc::bind(
 204                         sigc::mem_fun(*this,&studio::Dock_PalEdit::erase_color),
 205                         i
 206                 )
 207         ));
 208
 209         menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
 210
 211         menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Load Default Palette"),
 212                 sigc::mem_fun(*this,&studio::Dock_PalEdit::set_default_palette)
 213         ));
 214
 215         menu->popup(3,gtk_get_current_event_time());
 216 }
 217
 218 int
 219 Dock_PalEdit::add_color(const synfig::Color& x)
 220 {
 221         palette_.push_back(x);
 222         signal_changed()();
 223         refresh();
 224         return size()-1;
 225 }
 226
 227 void
 228 Dock_PalEdit::set_color(synfig::Color x, int i)
 229 {
 230         palette_[i].color=x;
 231         signal_changed()();
 232         refresh();
 233 }
 234
 235 Color
 236 Dock_PalEdit::get_color(int i)const
 237 {
 238         return palette_[i].color;
 239 }
 240
 241 void
 242 Dock_PalEdit::erase_color(int i)
 243 {
 244         palette_.erase(palette_.begin()+i);
 245         signal_changed()();
 246         refresh();
 247 }
 248
 249 void
 250 Dock_PalEdit::refresh()
 251 {
 252         const int width(12);
 253
 254         // Clear the table
 255         table.foreach(sigc::mem_fun(table,&Gtk::Table::remove));
 256
 257         for(int i=0;i<size();i++)
 258         {
 259                 Widget_Color* widget_color(manage(new Widget_Color()));
 260                 widget_color->set_value(get_color(i));
 261                 widget_color->set_size_request(12,12);
 262                 widget_color->signal_activate().connect(
 263                         sigc::bind(
 264                                 sigc::mem_fun(*this,&studio::Dock_PalEdit::select_color),
 265                                 i
 266                         )
 267                 );
 268                 widget_color->signal_secondary().connect(
 269                         sigc::bind(
 270                                 sigc::mem_fun(*this,&studio::Dock_PalEdit::show_menu),
 271                                 i
 272                         )
 273                 );
 274                 int c(i%width),r(i/width);
 275                 table.attach(*widget_color, c, c+1, r, r+1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 276         }
 277         table.show_all();
 278         queue_draw();
 279 }
 280
 281
 282 void
 283 Dock_PalEdit::edit_color(int i)
 284 {
 285         App::dialog_color->reset();
 286         App::dialog_color->set_color(get_color(i));
 287         App::dialog_color->signal_edited().connect(
 288                 sigc::bind(
 289                         sigc::mem_fun(*this,&studio::Dock_PalEdit::set_color),
 290                         i
 291                 )
 292         );
 293         App::dialog_color->present();
 294 }
 295
 296 void
 297 Dock_PalEdit::select_color(int i)
 298 {
 299         synfigapp::Main::set_foreground_color(get_color(i));
 300 }
 301
 302 void
 303 Dock_PalEdit::set_default_palette()
 304 {
 305         int width=12;
 306
 307         palette_.clear();
 308
 309         // Greys
 310         palette_.push_back(Color::alpha());
 311         for(int i=0;i<width-1;i++)
 312         {
 313                 Color c(
 314                         float(i)/(float)(width-2),
 315                         float(i)/(float)(width-2),
 316                         float(i)/(float)(width-2)
 317                 );
 318                 palette_.push_back(c);
 319         }
 320
 321         // Tans
 322         for(int i=0;i<width;i++)
 323         {
 324                 float x(float(i)/(float)(width-1));
 325                 const Color tan1(0.2,0.05,0);
 326                 const Color tan2(0.85,0.64,0.20);
 327
 328                 palette_.push_back(Color::blend(tan2,tan1,x));
 329         }
 330
 331         // Solids
 332         palette_.push_back(Color::red());
 333         palette_.push_back(Color(1.0f,0.25f,0.0f));     // Orange
 334         palette_.push_back(Color::yellow());
 335         palette_.push_back(Color(0.25f,1.00f,0.0f));    // yellow-green
 336         palette_.push_back(Color::green());
 337         palette_.push_back(Color(0.0f,1.00f,0.25f));    // green-blue
 338         palette_.push_back(Color::cyan());
 339         palette_.push_back(Color(0.0f,0.25f,1.0f));     // Sea Blue
 340         palette_.push_back(Color::blue());
 341         palette_.push_back(Color(0.25f,0.0f,1.0f));
 342         palette_.push_back(Color::magenta());
 343         palette_.push_back(Color(1.0f,0.0f,0.25f));
 344
 345
 346         const int levels(3);
 347
 348         // Colors
 349         for(int j=0;j<levels;j++)
 350         for(int i=0;i<width;i++)
 351         {
 352                 Color c(Color::red());
 353                 c.set_hue(c.get_hue()-Angle::rot(float(i)/(float)(width)));
 354                 c=c.clamped();
 355                 float s(float(levels-j)/float(levels));
 356                 s*=s;
 357                 c.set_r(c.get_r()*s);
 358                 c.set_g(c.get_g()*s);
 359                 c.set_b(c.get_b()*s);
 360                 palette_.push_back(c);
 361         }
 362
 363
 364         /*
 365         const int levels(3);
 366
 367         for(int i=0;i<levels*levels*levels;i++)
 368         {
 369                 Color c(
 370                         float(i%levels)/(float)(levels-1),
 371                         float(i/levels%levels)/(float)(levels-1),
 372                         float(i/(levels*levels))/(float)(levels-1)
 373                 );
 374                 palette_.push_back(c);
 375         }
 376         */
 377         refresh();
 378 }
 379
 380 int
 381 Dock_PalEdit::size()const
 382 {
 383         return palette_.size();
 384 }