1 /* === S Y N F I G ========================================================= */
2 /*! \file widget_coloredit.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007 Chris Moore
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.
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.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include "widget_coloredit.h"
36 #include <gtkmm/drawingarea.h>
37 #include <pangomm/attributes.h>
38 #include <pangomm/attrlist.h>
40 #include <gtkmm/notebook.h>
41 #include <gtkmm/box.h>
47 /* === U S I N G =========================================================== */
51 using namespace synfig;
52 using namespace studio;
54 /* === M A C R O S ========================================================= */
56 /* === G L O B A L S ======================================================= */
58 /* === P R O C E D U R E S ================================================= */
60 /* === C L A S S E S ======================================================= */
62 ColorSlider::ColorSlider(const ColorSlider::Type &x):
65 signal_expose_event().connect(sigc::mem_fun(*this, &ColorSlider::redraw));
66 set_size_request(-1,12);
67 add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
68 add_events(Gdk::BUTTON1_MOTION_MASK);
72 ColorSlider::set_type(Type x) { type=x; queue_draw(); }
75 ColorSlider::set_color(synfig::Color x) { color_=x; queue_draw(); }
78 ColorSlider::slider_color_TYPE_R(synfig::Color &color, float amount) { color.set_r(amount); }
80 ColorSlider::slider_color_TYPE_G(synfig::Color &color, float amount) { color.set_g(amount); }
82 ColorSlider::slider_color_TYPE_B(synfig::Color &color, float amount) { color.set_b(amount); }
84 ColorSlider::slider_color_TYPE_Y(synfig::Color &color, float amount) { color.set_y(amount); }
86 ColorSlider::slider_color_TYPE_U(synfig::Color &color, float amount) { color.set_u(amount-0.5f); }
88 ColorSlider::slider_color_TYPE_V(synfig::Color &color, float amount) { color.set_v(amount-0.5f); }
90 ColorSlider::slider_color_TYPE_HUE(synfig::Color &color, float amount) { color.set_uv_angle(Angle::rot(amount)); }
92 ColorSlider::slider_color_TYPE_SAT(synfig::Color &color, float amount) { color.set_s(amount*0.5f); }
94 ColorSlider::slider_color_TYPE_A(synfig::Color &color, float amount) { color.set_a(amount); }
97 ColorSlider::adjust_color(Type type, synfig::Color &color, float amount)
99 static const slider_color_func jump_table[int(TYPE_END)] =
107 slider_color_TYPE_HUE,
108 slider_color_TYPE_SAT,
111 jump_table[int(type)](color,amount);
115 ColorSlider::redraw(GdkEventExpose */*bleh*/)
119 static const slider_color_func jump_table[int(TYPE_END)] =
127 slider_color_TYPE_HUE,
128 slider_color_TYPE_SAT,
132 slider_color_func color_func(jump_table[int(type)]);
137 case TYPE_R: amount=color.get_r(); break;
138 case TYPE_G: amount=color.get_g(); break;
139 case TYPE_B: amount=color.get_b(); break;
140 case TYPE_Y: amount=color.get_y(); break;
141 case TYPE_U: amount=color.get_u()+0.5; break;
142 case TYPE_V: amount=color.get_v()+0.5; break;
143 case TYPE_HUE: amount=Angle::rot(color.get_uv_angle()).get(); amount-=floor(amount); break;
144 case TYPE_SAT: amount=color.get_s()*2.0; break;
145 case TYPE_A: amount=color.get_a(); break;
146 default: amount=0; break;
148 if(use_colorspace_gamma() && (type<TYPE_U))
149 amount=gamma_in(amount);
151 const int height(get_height());
152 const int width(get_width());
154 Gdk::Rectangle ca(0,0,width,height);
156 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
157 const Color bg1(0.75, 0.75, 0.75);
158 const Color bg2(0.5, 0.5, 0.5);
160 for(i=width-1;i>=0;i--)
163 (use_colorspace_gamma() && type<TYPE_U)
164 ? gamma_out(float(i)/float(width))
165 : (float(i)/float(width)));
166 const Color c1(Color::blend(color,bg1,1.0).clamped());
167 const Color c2(Color::blend(color,bg2,1.0).clamped());
168 assert(c1.is_valid());
169 assert(c2.is_valid());
173 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
174 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
176 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
177 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
181 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
182 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
184 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
185 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
189 get_style()->paint_arrow(
198 int(amount*width)-height/2,
204 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
205 get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
206 gc->set_rgb_fg_color(Gdk::Color("#000000"));
207 get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
212 ColorSlider::on_event(GdkEvent *event)
214 float pos(event->button.x/(float)get_width());
215 if(pos<0 || event->button.x<=0)pos=0;
218 if(use_colorspace_gamma() && (type<TYPE_U))
220 if(pos<0 || event->button.x<=0)pos=0;
225 case GDK_BUTTON_RELEASE:
229 case GDK_MOTION_NOTIFY:
230 // adjust_color(type,color_,pos);
231 signal_slider_moved_(type,pos);
241 /* === M E T H O D S ======================================================= */
243 Widget_ColorEdit::Widget_ColorEdit():
244 R_adjustment(0,-10000000,10000000,1,10,0),
245 G_adjustment(0,-10000000,10000000,1,10,0),
246 B_adjustment(0,-10000000,10000000,1,10,0),
247 A_adjustment(0,-10000000,10000000,1,10,0)
249 notebook=manage(new Gtk::Notebook);
251 Gtk::Table* rgb_table(manage(new Gtk::Table()));
252 Gtk::Table* yuv_table(manage(new Gtk::Table()));
253 Gtk::Table* main_table(this);
256 Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
257 Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
258 rgb_box->pack_start(*rgb_table,false,false);
259 yuv_box->pack_start(*yuv_table,false,false);
260 notebook->append_page(*rgb_box,_("RGB"));
261 notebook->append_page(*yuv_box,_("YUV"));
264 color=Color(0,0,0,0);
266 set_size_request(150,-1);
271 R_adjustment.set_lower(-10000000);
272 G_adjustment.set_lower(-10000000);
273 B_adjustment.set_lower(-10000000);
274 A_adjustment.set_lower(-10000000);
278 Pango::AttrList attr_list;
279 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
280 pango_size.set_start_index(0);
281 pango_size.set_end_index(64);
282 attr_list.change(pango_size);
284 widget_color.set_size_request(-1,16);
285 attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
286 attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
288 #define SLIDER_ROW(i,n,l) \
289 slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
290 slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
291 /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
292 slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
293 label=manage(new class Gtk::Label(l,0.0,0.5)); \
294 label->set_use_markup(false); \
295 label->set_use_underline(false); \
296 label->set_attributes(attr_list); \
297 table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
298 table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
300 #define ATTACH_SPIN_BUTTON(i,n) \
301 spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
302 spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
303 spinbutton_##n->set_size_request(48,-1); \
304 spinbutton_##n->show(); \
305 table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
308 Gtk::Table* table(rgb_table);
309 SLIDER_ROW(0,R,_("Red"));
310 ATTACH_SPIN_BUTTON(0,R);
311 SLIDER_ROW(1,G,_("Green"));
312 ATTACH_SPIN_BUTTON(1,G);
313 SLIDER_ROW(2,B,_("Blue"));
314 ATTACH_SPIN_BUTTON(2,B);
316 hex_color_label = manage(new Gtk::Label(_("HTML code"), 0.0, 0.5));
317 hex_color_label->set_use_markup(false);
318 hex_color_label->set_use_underline(false);
319 hex_color_label->set_attributes(attr_list);
320 table->attach(*hex_color_label, 0, 1, 7, 8, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
322 hex_color = manage(new Gtk::Entry());
323 hex_color->set_width_chars(8);
324 hex_color->signal_activate().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_hex_edited));
325 table->attach(*hex_color, 0, 1, 8, 9, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
328 Gtk::Table* table(yuv_table);
329 SLIDER_ROW(0,Y,_("Luma"));
330 SLIDER_ROW(1,HUE,_("Hue"));
331 SLIDER_ROW(2,SAT,_("Saturation"));
332 SLIDER_ROW(3,U,_("U"));
333 SLIDER_ROW(4,V,_("V"));
336 Gtk::Table* table(main_table);
337 SLIDER_ROW(1,A,_("Alpha"));
338 ATTACH_SPIN_BUTTON(1,A);
342 #undef ATTACH_SPIN_BUTTON
344 spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
345 spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
346 spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
347 spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
349 R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
350 G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
351 B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
352 A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
361 Widget_ColorEdit::~Widget_ColorEdit()
366 Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
368 Color color(get_value_raw());
370 assert(color.is_valid());
371 ColorSlider::adjust_color(type,color,amount);
372 assert(color.is_valid());
374 // If a non-primary colorslider is adjusted,
375 // we want to make sure that we clamp
376 if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
380 if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
381 if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
382 if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
387 assert(color.is_valid());
391 Widget_ColorEdit::on_hex_edited()
393 Color color(get_value_raw());
394 String s = hex_color->get_text();
397 signal_value_changed_();
401 Widget_ColorEdit::on_value_changed()
406 const Color color(get_value_raw());
407 assert(color.is_valid());
408 slider_R->set_color(color);
409 slider_G->set_color(color);
410 slider_B->set_color(color);
411 slider_Y->set_color(color);
412 slider_U->set_color(color);
413 slider_V->set_color(color);
414 slider_HUE->set_color(color);
415 slider_SAT->set_color(color);
416 slider_A->set_color(color);
417 hex_color->set_text(color.get_hex());
418 widget_color.set_value(color);
421 signal_value_changed_();
425 Widget_ColorEdit::set_has_frame(bool x)
427 spinbutton_R->set_has_frame(x);
428 spinbutton_G->set_has_frame(x);
429 spinbutton_B->set_has_frame(x);
430 spinbutton_A->set_has_frame(x);
431 spinbutton_R->set_size_request(48,-1);
432 spinbutton_G->set_size_request(48,-1);
433 spinbutton_B->set_size_request(48,-1);
434 spinbutton_A->set_size_request(48,-1);
438 Widget_ColorEdit::set_digits(int x)
440 spinbutton_R->set_digits(x);
441 spinbutton_G->set_digits(x);
442 spinbutton_B->set_digits(x);
443 spinbutton_A->set_digits(x);
444 spinbutton_R->set_size_request(48,-1);
445 spinbutton_G->set_size_request(48,-1);
446 spinbutton_B->set_size_request(48,-1);
447 spinbutton_A->set_size_request(48,-1);
451 Widget_ColorEdit::set_value(const synfig::Color &data)
453 assert(data.is_valid());
459 if(use_colorspace_gamma())
461 R_adjustment.set_value(gamma_in(color.get_r())*100);
462 G_adjustment.set_value(gamma_in(color.get_g())*100);
463 B_adjustment.set_value(gamma_in(color.get_b())*100);
467 R_adjustment.set_value(color.get_r()*100);
468 G_adjustment.set_value(color.get_g()*100);
469 B_adjustment.set_value(color.get_b()*100);
471 A_adjustment.set_value(color.get_a()*100);
473 slider_R->set_color(color);
474 slider_G->set_color(color);
475 slider_B->set_color(color);
476 slider_Y->set_color(color);
477 slider_U->set_color(color);
478 slider_V->set_color(color);
479 slider_HUE->set_color(color);
480 slider_SAT->set_color(color);
481 slider_A->set_color(color);
482 hex_color->set_text(color.get_hex());
483 widget_color.set_value(color);
489 Widget_ColorEdit::get_value_raw()
492 if(use_colorspace_gamma())
494 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
495 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
496 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
500 color.set_r(R_adjustment.get_value()/100);
501 color.set_g(G_adjustment.get_value()/100);
502 color.set_b(B_adjustment.get_value()/100);
504 color.set_a(A_adjustment.get_value()/100);
505 assert(color.is_valid());
510 const synfig::Color &
511 Widget_ColorEdit::get_value()
513 if(use_colorspace_gamma())
515 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
516 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
517 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
518 assert(color.is_valid());
522 color.set_r(R_adjustment.get_value()/100);
523 color.set_g(G_adjustment.get_value()/100);
524 color.set_b(B_adjustment.get_value()/100);
525 assert(color.is_valid());
527 color.set_a(A_adjustment.get_value()/100);
528 assert(color.is_valid());
530 if(notebook->get_current_page()!=0)
531 color=color.clamped();
534 // Clamp out negative values
535 color.set_r(std::max(0.0f,(float)color.get_r()));
536 color.set_g(std::max(0.0f,(float)color.get_g()));
537 color.set_b(std::max(0.0f,(float)color.get_b()));