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>
45 /* === U S I N G =========================================================== */
49 using namespace synfig;
50 using namespace studio;
52 /* === M A C R O S ========================================================= */
54 /* === G L O B A L S ======================================================= */
56 /* === P R O C E D U R E S ================================================= */
58 /* === C L A S S E S ======================================================= */
60 ColorSlider::ColorSlider(const ColorSlider::Type &x):
63 signal_expose_event().connect(sigc::mem_fun(*this, &ColorSlider::redraw));
64 set_size_request(-1,12);
65 add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
66 add_events(Gdk::BUTTON1_MOTION_MASK);
70 ColorSlider::set_type(Type x) { type=x; queue_draw(); }
73 ColorSlider::set_color(Color x) { color_=x; queue_draw(); }
76 ColorSlider::slider_color_TYPE_R(Color &color, float amount) { color.set_r(amount); }
78 ColorSlider::slider_color_TYPE_G(Color &color, float amount) { color.set_g(amount); }
80 ColorSlider::slider_color_TYPE_B(Color &color, float amount) { color.set_b(amount); }
82 ColorSlider::slider_color_TYPE_Y(Color &color, float amount) { color.set_y(amount); }
84 ColorSlider::slider_color_TYPE_U(Color &color, float amount) { color.set_u(amount-0.5f); }
86 ColorSlider::slider_color_TYPE_V(Color &color, float amount) { color.set_v(amount-0.5f); }
88 ColorSlider::slider_color_TYPE_HUE(Color &color, float amount) { color.set_uv_angle(Angle::rot(amount)); }
90 ColorSlider::slider_color_TYPE_SAT(Color &color, float amount) { color.set_s(amount*0.5f); }
92 ColorSlider::slider_color_TYPE_A(Color &color, float amount) { color.set_a(amount); }
95 ColorSlider::adjust_color(Type type, Color &color, float amount)
97 static const slider_color_func jump_table[int(TYPE_END)] =
105 slider_color_TYPE_HUE,
106 slider_color_TYPE_SAT,
109 jump_table[int(type)](color,amount);
113 ColorSlider::redraw(GdkEventExpose */*bleh*/)
117 static const slider_color_func jump_table[int(TYPE_END)] =
125 slider_color_TYPE_HUE,
126 slider_color_TYPE_SAT,
130 slider_color_func color_func(jump_table[int(type)]);
135 case TYPE_R: amount=color.get_r(); break;
136 case TYPE_G: amount=color.get_g(); break;
137 case TYPE_B: amount=color.get_b(); break;
138 case TYPE_Y: amount=color.get_y(); break;
139 case TYPE_U: amount=color.get_u()+0.5; break;
140 case TYPE_V: amount=color.get_v()+0.5; break;
141 case TYPE_HUE: amount=Angle::rot(color.get_uv_angle()).get(); amount-=floor(amount); break;
142 case TYPE_SAT: amount=color.get_s()*2.0; break;
143 case TYPE_A: amount=color.get_a(); break;
144 default: amount=0; break;
146 if(use_colorspace_gamma() && (type<TYPE_U))
147 amount=gamma_in(amount);
149 const int height(get_height());
150 const int width(get_width());
152 Gdk::Rectangle ca(0,0,width,height);
154 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
155 const Color bg1(0.75, 0.75, 0.75);
156 const Color bg2(0.5, 0.5, 0.5);
158 for(i=width-1;i>=0;i--)
161 (use_colorspace_gamma() && type<TYPE_U)
162 ? gamma_out(float(i)/float(width))
163 : (float(i)/float(width)));
164 const Color c1(Color::blend(color,bg1,1.0).clamped());
165 const Color c2(Color::blend(color,bg2,1.0).clamped());
166 assert(c1.is_valid());
167 assert(c2.is_valid());
171 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
172 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
174 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
175 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
179 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
180 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
182 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
183 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
187 get_style()->paint_arrow(
196 int(amount*width)-height/2,
202 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
203 get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
204 gc->set_rgb_fg_color(Gdk::Color("#000000"));
205 get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
210 ColorSlider::on_event(GdkEvent *event)
212 float pos(event->button.x/(float)get_width());
213 if(pos<0 || event->button.x<=0)pos=0;
216 if(use_colorspace_gamma() && (type<TYPE_U))
218 if(pos<0 || event->button.x<=0)pos=0;
223 case GDK_BUTTON_RELEASE:
227 case GDK_MOTION_NOTIFY:
228 // adjust_color(type,color_,pos);
229 signal_slider_moved_(type,pos);
239 /* === M E T H O D S ======================================================= */
241 Widget_ColorEdit::Widget_ColorEdit():
242 R_adjustment(0,-10000000,10000000,1,10,0),
243 G_adjustment(0,-10000000,10000000,1,10,0),
244 B_adjustment(0,-10000000,10000000,1,10,0),
245 A_adjustment(0,-10000000,10000000,1,10,0)
247 notebook=manage(new Gtk::Notebook);
249 Gtk::Table* rgb_table(manage(new Gtk::Table()));
250 Gtk::Table* yuv_table(manage(new Gtk::Table()));
251 Gtk::Table* main_table(this);
254 Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
255 Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
256 rgb_box->pack_start(*rgb_table,false,false);
257 yuv_box->pack_start(*yuv_table,false,false);
258 notebook->append_page(*rgb_box,_("RGB"));
259 notebook->append_page(*yuv_box,_("YUV"));
262 color=Color(0,0,0,0);
264 set_size_request(150,-1);
269 R_adjustment.set_lower(-10000000);
270 G_adjustment.set_lower(-10000000);
271 B_adjustment.set_lower(-10000000);
272 A_adjustment.set_lower(-10000000);
276 Pango::AttrList attr_list;
277 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
278 pango_size.set_start_index(0);
279 pango_size.set_end_index(64);
280 attr_list.change(pango_size);
282 widget_color.set_size_request(-1,16);
283 attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
284 attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
286 #define SLIDER_ROW(i,n,l) \
287 slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
288 slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
289 /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
290 slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
291 label=manage(new class Gtk::Label(l,0.0,0.5)); \
292 label->set_use_markup(false); \
293 label->set_use_underline(false); \
294 label->set_attributes(attr_list); \
295 table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
296 table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
298 #define ATTACH_SPIN_BUTTON(i,n) \
299 spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
300 spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
301 spinbutton_##n->set_size_request(48,-1); \
302 spinbutton_##n->show(); \
303 table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
306 Gtk::Table* table(rgb_table);
307 SLIDER_ROW(0,R,_("Red"));
308 ATTACH_SPIN_BUTTON(0,R);
309 SLIDER_ROW(1,G,_("Green"));
310 ATTACH_SPIN_BUTTON(1,G);
311 SLIDER_ROW(2,B,_("Blue"));
312 ATTACH_SPIN_BUTTON(2,B);
314 hex_color_label = manage(new Gtk::Label(_("HTML code"), 0.0, 0.5));
315 hex_color_label->set_use_markup(false);
316 hex_color_label->set_use_underline(false);
317 hex_color_label->set_attributes(attr_list);
318 table->attach(*hex_color_label, 0, 1, 7, 8, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
320 hex_color = manage(new Gtk::Entry());
321 hex_color->set_width_chars(8);
322 hex_color->signal_activate().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_hex_edited));
323 table->attach(*hex_color, 0, 1, 8, 9, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
326 Gtk::Table* table(yuv_table);
327 SLIDER_ROW(0,Y,_("Luma"));
328 SLIDER_ROW(1,HUE,_("Hue"));
329 SLIDER_ROW(2,SAT,_("Saturation"));
330 SLIDER_ROW(3,U,_("U"));
331 SLIDER_ROW(4,V,_("V"));
334 Gtk::Table* table(main_table);
335 SLIDER_ROW(1,A,_("Alpha"));
336 ATTACH_SPIN_BUTTON(1,A);
340 #undef ATTACH_SPIN_BUTTON
342 spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
343 spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
344 spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
345 spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
347 R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
348 G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
349 B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
350 A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
359 Widget_ColorEdit::~Widget_ColorEdit()
364 Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
366 Color color(get_value_raw());
368 assert(color.is_valid());
369 ColorSlider::adjust_color(type,color,amount);
370 assert(color.is_valid());
372 // If a non-primary colorslider is adjusted,
373 // we want to make sure that we clamp
374 if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
378 if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
379 if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
380 if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
385 assert(color.is_valid());
389 Widget_ColorEdit::on_hex_edited()
391 Color color(get_value_raw());
392 String s = hex_color->get_text();
395 signal_value_changed_();
399 Widget_ColorEdit::on_value_changed()
404 const Color color(get_value_raw());
405 assert(color.is_valid());
406 slider_R->set_color(color);
407 slider_G->set_color(color);
408 slider_B->set_color(color);
409 slider_Y->set_color(color);
410 slider_U->set_color(color);
411 slider_V->set_color(color);
412 slider_HUE->set_color(color);
413 slider_SAT->set_color(color);
414 slider_A->set_color(color);
415 hex_color->set_text(color.get_hex());
416 widget_color.set_value(color);
419 signal_value_changed_();
423 Widget_ColorEdit::set_has_frame(bool x)
425 spinbutton_R->set_has_frame(x);
426 spinbutton_G->set_has_frame(x);
427 spinbutton_B->set_has_frame(x);
428 spinbutton_A->set_has_frame(x);
429 spinbutton_R->set_size_request(48,-1);
430 spinbutton_G->set_size_request(48,-1);
431 spinbutton_B->set_size_request(48,-1);
432 spinbutton_A->set_size_request(48,-1);
436 Widget_ColorEdit::set_digits(int x)
438 spinbutton_R->set_digits(x);
439 spinbutton_G->set_digits(x);
440 spinbutton_B->set_digits(x);
441 spinbutton_A->set_digits(x);
442 spinbutton_R->set_size_request(48,-1);
443 spinbutton_G->set_size_request(48,-1);
444 spinbutton_B->set_size_request(48,-1);
445 spinbutton_A->set_size_request(48,-1);
449 Widget_ColorEdit::set_value(const synfig::Color &data)
451 assert(data.is_valid());
457 if(use_colorspace_gamma())
459 R_adjustment.set_value(gamma_in(color.get_r())*100);
460 G_adjustment.set_value(gamma_in(color.get_g())*100);
461 B_adjustment.set_value(gamma_in(color.get_b())*100);
465 R_adjustment.set_value(color.get_r()*100);
466 G_adjustment.set_value(color.get_g()*100);
467 B_adjustment.set_value(color.get_b()*100);
469 A_adjustment.set_value(color.get_a()*100);
471 slider_R->set_color(color);
472 slider_G->set_color(color);
473 slider_B->set_color(color);
474 slider_Y->set_color(color);
475 slider_U->set_color(color);
476 slider_V->set_color(color);
477 slider_HUE->set_color(color);
478 slider_SAT->set_color(color);
479 slider_A->set_color(color);
480 hex_color->set_text(color.get_hex());
481 widget_color.set_value(color);
487 Widget_ColorEdit::get_value_raw()
490 if(use_colorspace_gamma())
492 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
493 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
494 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
498 color.set_r(R_adjustment.get_value()/100);
499 color.set_g(G_adjustment.get_value()/100);
500 color.set_b(B_adjustment.get_value()/100);
502 color.set_a(A_adjustment.get_value()/100);
503 assert(color.is_valid());
508 const synfig::Color &
509 Widget_ColorEdit::get_value()
511 if(use_colorspace_gamma())
513 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
514 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
515 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
516 assert(color.is_valid());
520 color.set_r(R_adjustment.get_value()/100);
521 color.set_g(G_adjustment.get_value()/100);
522 color.set_b(B_adjustment.get_value()/100);
523 assert(color.is_valid());
525 color.set_a(A_adjustment.get_value()/100);
526 assert(color.is_valid());
528 if(notebook->get_current_page()!=0)
529 color=color.clamped();
532 // Clamp out negative values
533 color.set_r(std::max(0.0f,(float)color.get_r()));
534 color.set_g(std::max(0.0f,(float)color.get_g()));
535 color.set_b(std::max(0.0f,(float)color.get_b()));