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 #define SPINBUTTON_WIDTH 100
58 /* === G L O B A L S ======================================================= */
60 /* === P R O C E D U R E S ================================================= */
62 /* === C L A S S E S ======================================================= */
64 ColorSlider::ColorSlider(const ColorSlider::Type &x):
67 signal_expose_event().connect(sigc::mem_fun(*this, &ColorSlider::redraw));
68 set_size_request(-1,12);
69 add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
70 add_events(Gdk::BUTTON1_MOTION_MASK);
74 ColorSlider::set_type(Type x) { type=x; queue_draw(); }
77 ColorSlider::set_color(synfig::Color x) { color_=x; queue_draw(); }
80 ColorSlider::slider_color_TYPE_R(synfig::Color &color, float amount) { color.set_r(amount); }
82 ColorSlider::slider_color_TYPE_G(synfig::Color &color, float amount) { color.set_g(amount); }
84 ColorSlider::slider_color_TYPE_B(synfig::Color &color, float amount) { color.set_b(amount); }
86 ColorSlider::slider_color_TYPE_Y(synfig::Color &color, float amount) { color.set_y(amount); }
88 ColorSlider::slider_color_TYPE_U(synfig::Color &color, float amount) { color.set_u(amount-0.5f); }
90 ColorSlider::slider_color_TYPE_V(synfig::Color &color, float amount) { color.set_v(amount-0.5f); }
92 ColorSlider::slider_color_TYPE_HUE(synfig::Color &color, float amount) { color.set_uv_angle(Angle::rot(amount)); }
94 ColorSlider::slider_color_TYPE_SAT(synfig::Color &color, float amount) { color.set_s(amount*0.5f); }
96 ColorSlider::slider_color_TYPE_A(synfig::Color &color, float amount) { color.set_a(amount); }
99 ColorSlider::adjust_color(Type type, synfig::Color &color, float amount)
101 static const slider_color_func jump_table[int(TYPE_END)] =
109 slider_color_TYPE_HUE,
110 slider_color_TYPE_SAT,
113 jump_table[int(type)](color,amount);
117 ColorSlider::redraw(GdkEventExpose */*bleh*/)
121 static const slider_color_func jump_table[int(TYPE_END)] =
129 slider_color_TYPE_HUE,
130 slider_color_TYPE_SAT,
134 slider_color_func color_func(jump_table[int(type)]);
139 case TYPE_R: amount=color.get_r(); break;
140 case TYPE_G: amount=color.get_g(); break;
141 case TYPE_B: amount=color.get_b(); break;
142 case TYPE_Y: amount=color.get_y(); break;
143 case TYPE_U: amount=color.get_u()+0.5; break;
144 case TYPE_V: amount=color.get_v()+0.5; break;
145 case TYPE_HUE: amount=Angle::rot(color.get_uv_angle()).get(); amount-=floor(amount); break;
146 case TYPE_SAT: amount=color.get_s()*2.0; break;
147 case TYPE_A: amount=color.get_a(); break;
148 default: amount=0; break;
150 if(use_colorspace_gamma() && (type<TYPE_U))
151 amount=gamma_in(amount);
153 const int height(get_height());
154 const int width(get_width());
156 Gdk::Rectangle ca(0,0,width,height);
158 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
159 const Color bg1(0.75, 0.75, 0.75);
160 const Color bg2(0.5, 0.5, 0.5);
162 for(i=width-1;i>=0;i--)
165 (use_colorspace_gamma() && type<TYPE_U)
166 ? gamma_out(float(i)/float(width))
167 : (float(i)/float(width)));
168 const Color c1(Color::blend(color,bg1,1.0).clamped());
169 const Color c2(Color::blend(color,bg2,1.0).clamped());
170 assert(c1.is_valid());
171 assert(c2.is_valid());
175 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
176 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
178 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
179 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
183 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
184 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
186 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
187 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
191 get_style()->paint_arrow(
200 int(amount*width)-height/2,
206 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
207 get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
208 gc->set_rgb_fg_color(Gdk::Color("#000000"));
209 get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
214 ColorSlider::on_event(GdkEvent *event)
216 float pos(event->button.x/(float)get_width());
217 if(pos<0 || event->button.x<=0)pos=0;
220 if(use_colorspace_gamma() && (type<TYPE_U))
222 if(pos<0 || event->button.x<=0)pos=0;
227 case GDK_BUTTON_RELEASE:
231 case GDK_MOTION_NOTIFY:
232 // adjust_color(type,color_,pos);
233 signal_slider_moved_(type,pos);
243 /* === M E T H O D S ======================================================= */
245 Widget_ColorEdit::Widget_ColorEdit():
246 R_adjustment(0,-10000000,10000000,1,10,0),
247 G_adjustment(0,-10000000,10000000,1,10,0),
248 B_adjustment(0,-10000000,10000000,1,10,0),
249 A_adjustment(0,-10000000,10000000,1,10,0)
251 notebook=manage(new Gtk::Notebook);
253 Gtk::Table* rgb_table(manage(new Gtk::Table()));
254 Gtk::Table* yuv_table(manage(new Gtk::Table()));
255 Gtk::Table* main_table(this);
258 Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
259 Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
260 rgb_box->pack_start(*rgb_table,false,false);
261 yuv_box->pack_start(*yuv_table,false,false);
262 notebook->append_page(*rgb_box,_("RGB"));
263 notebook->append_page(*yuv_box,_("YUV"));
266 color=Color(0,0,0,0);
268 set_size_request(200,-1);
273 R_adjustment.set_lower(-10000000);
274 G_adjustment.set_lower(-10000000);
275 B_adjustment.set_lower(-10000000);
276 A_adjustment.set_lower(-10000000);
280 Pango::AttrList attr_list;
281 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
282 pango_size.set_start_index(0);
283 pango_size.set_end_index(64);
284 attr_list.change(pango_size);
286 widget_color.set_size_request(-1,16);
287 attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
288 attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
290 #define SLIDER_ROW(i,n,l) \
291 slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
292 slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
293 /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
294 slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
295 label=manage(new class Gtk::Label(l,0.0,0.5)); \
296 label->set_use_markup(false); \
297 label->set_use_underline(false); \
298 label->set_attributes(attr_list); \
299 table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
300 table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
302 #define ATTACH_SPIN_BUTTON(i,n) \
303 spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
304 spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
305 spinbutton_##n->set_size_request(SPINBUTTON_WIDTH,-1); \
306 spinbutton_##n->show(); \
307 table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
310 Gtk::Table* table(rgb_table);
311 SLIDER_ROW(0,R,_("Red"));
312 ATTACH_SPIN_BUTTON(0,R);
313 SLIDER_ROW(1,G,_("Green"));
314 ATTACH_SPIN_BUTTON(1,G);
315 SLIDER_ROW(2,B,_("Blue"));
316 ATTACH_SPIN_BUTTON(2,B);
318 hex_color_label = manage(new Gtk::Label(_("HTML code"), 0.0, 0.5));
319 hex_color_label->set_use_markup(false);
320 hex_color_label->set_use_underline(false);
321 hex_color_label->set_attributes(attr_list);
322 table->attach(*hex_color_label, 0, 1, 7, 8, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
324 hex_color = manage(new Gtk::Entry());
325 hex_color->set_width_chars(8);
326 hex_color->signal_activate().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_hex_edited));
327 table->attach(*hex_color, 0, 1, 8, 9, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
330 Gtk::Table* table(yuv_table);
331 SLIDER_ROW(0,Y,_("Luma"));
332 SLIDER_ROW(1,HUE,_("Hue"));
333 SLIDER_ROW(2,SAT,_("Saturation"));
334 SLIDER_ROW(3,U,_("U"));
335 SLIDER_ROW(4,V,_("V"));
338 Gtk::Table* table(main_table);
339 SLIDER_ROW(1,A,_("Alpha"));
340 ATTACH_SPIN_BUTTON(1,A);
344 #undef ATTACH_SPIN_BUTTON
346 spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
347 spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
348 spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
349 spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
351 R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
352 G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
353 B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
354 A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
364 Widget_ColorEdit::~Widget_ColorEdit()
369 Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
371 Color color(get_value_raw());
373 assert(color.is_valid());
374 ColorSlider::adjust_color(type,color,amount);
375 assert(color.is_valid());
377 // If a non-primary colorslider is adjusted,
378 // we want to make sure that we clamp
379 if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
383 if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
384 if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
385 if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
390 assert(color.is_valid());
394 Widget_ColorEdit::on_hex_edited()
396 Color color(get_value_raw());
397 String s = hex_color->get_text();
400 signal_value_changed_();
404 Widget_ColorEdit::on_value_changed()
409 const Color color(get_value_raw());
410 assert(color.is_valid());
411 slider_R->set_color(color);
412 slider_G->set_color(color);
413 slider_B->set_color(color);
414 slider_Y->set_color(color);
415 slider_U->set_color(color);
416 slider_V->set_color(color);
417 slider_HUE->set_color(color);
418 slider_SAT->set_color(color);
419 slider_A->set_color(color);
420 hex_color->set_text(color.get_hex());
421 widget_color.set_value(color);
424 signal_value_changed_();
428 Widget_ColorEdit::set_has_frame(bool x)
430 spinbutton_R->set_has_frame(x);
431 spinbutton_G->set_has_frame(x);
432 spinbutton_B->set_has_frame(x);
433 spinbutton_A->set_has_frame(x);
434 spinbutton_R->set_size_request(SPINBUTTON_WIDTH,-1);
435 spinbutton_G->set_size_request(SPINBUTTON_WIDTH,-1);
436 spinbutton_B->set_size_request(SPINBUTTON_WIDTH,-1);
437 spinbutton_A->set_size_request(SPINBUTTON_WIDTH,-1);
441 Widget_ColorEdit::set_digits(int x)
443 spinbutton_R->set_digits(x);
444 spinbutton_G->set_digits(x);
445 spinbutton_B->set_digits(x);
446 spinbutton_A->set_digits(x);
447 spinbutton_R->set_size_request(SPINBUTTON_WIDTH,-1);
448 spinbutton_G->set_size_request(SPINBUTTON_WIDTH,-1);
449 spinbutton_B->set_size_request(SPINBUTTON_WIDTH,-1);
450 spinbutton_A->set_size_request(SPINBUTTON_WIDTH,-1);
454 Widget_ColorEdit::set_value(const synfig::Color &data)
456 assert(data.is_valid());
462 if(use_colorspace_gamma())
464 R_adjustment.set_value(gamma_in(color.get_r())*100);
465 G_adjustment.set_value(gamma_in(color.get_g())*100);
466 B_adjustment.set_value(gamma_in(color.get_b())*100);
470 R_adjustment.set_value(color.get_r()*100);
471 G_adjustment.set_value(color.get_g()*100);
472 B_adjustment.set_value(color.get_b()*100);
474 A_adjustment.set_value(color.get_a()*100);
476 slider_R->set_color(color);
477 slider_G->set_color(color);
478 slider_B->set_color(color);
479 slider_Y->set_color(color);
480 slider_U->set_color(color);
481 slider_V->set_color(color);
482 slider_HUE->set_color(color);
483 slider_SAT->set_color(color);
484 slider_A->set_color(color);
485 hex_color->set_text(color.get_hex());
486 widget_color.set_value(color);
492 Widget_ColorEdit::get_value_raw()
495 if(use_colorspace_gamma())
497 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
498 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
499 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
503 color.set_r(R_adjustment.get_value()/100);
504 color.set_g(G_adjustment.get_value()/100);
505 color.set_b(B_adjustment.get_value()/100);
507 color.set_a(A_adjustment.get_value()/100);
508 assert(color.is_valid());
513 const synfig::Color &
514 Widget_ColorEdit::get_value()
516 if(use_colorspace_gamma())
518 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
519 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
520 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
521 assert(color.is_valid());
525 color.set_r(R_adjustment.get_value()/100);
526 color.set_g(G_adjustment.get_value()/100);
527 color.set_b(B_adjustment.get_value()/100);
528 assert(color.is_valid());
530 color.set_a(A_adjustment.get_value()/100);
531 assert(color.is_valid());
533 if(notebook->get_current_page()!=0)
534 color=color.clamped();
537 // Clamp out negative values
538 color.set_r(std::max(0.0f,(float)color.get_r()));
539 color.set_g(std::max(0.0f,(float)color.get_g()));
540 color.set_b(std::max(0.0f,(float)color.get_b()));