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
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.
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.
21 /* ========================================================================= */
23 /* === H E A D E R S ======================================================= */
32 #include "widget_coloredit.h"
35 #include <gtkmm/drawingarea.h>
36 #include <pangomm/attributes.h>
37 #include <pangomm/attrlist.h>
39 #include <gtkmm/notebook.h>
40 #include <gtkmm/box.h>
44 /* === U S I N G =========================================================== */
48 using namespace synfig;
49 using namespace studio;
51 /* === M A C R O S ========================================================= */
53 /* === G L O B A L S ======================================================= */
55 /* === P R O C E D U R E S ================================================= */
57 /* === C L A S S E S ======================================================= */
59 ColorSlider::ColorSlider(const ColorSlider::Type &x):
62 signal_expose_event().connect(sigc::mem_fun(*this, &ColorSlider::redraw));
63 set_size_request(-1,12);
64 add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
65 add_events(Gdk::BUTTON1_MOTION_MASK);
69 ColorSlider::set_type(Type x) { type=x; queue_draw(); }
72 ColorSlider::set_color(Color x) { color_=x; queue_draw(); }
75 ColorSlider::slider_color_TYPE_R(Color &color, float amount) { color.set_r(amount); }
77 ColorSlider::slider_color_TYPE_G(Color &color, float amount) { color.set_g(amount); }
79 ColorSlider::slider_color_TYPE_B(Color &color, float amount) { color.set_b(amount); }
81 ColorSlider::slider_color_TYPE_Y(Color &color, float amount) { color.set_y(amount); }
83 ColorSlider::slider_color_TYPE_U(Color &color, float amount) { color.set_u(amount-0.5f); }
85 ColorSlider::slider_color_TYPE_V(Color &color, float amount) { color.set_v(amount-0.5f); }
87 ColorSlider::slider_color_TYPE_HUE(Color &color, float amount) { color.set_uv_angle(Angle::rot(amount)); }
89 ColorSlider::slider_color_TYPE_SAT(Color &color, float amount) { color.set_s(amount*0.5f); }
91 ColorSlider::slider_color_TYPE_A(Color &color, float amount) { color.set_a(amount); }
94 ColorSlider::adjust_color(Type type, Color &color, float amount)
96 static const slider_color_func jump_table[int(TYPE_END)] =
104 slider_color_TYPE_HUE,
105 slider_color_TYPE_SAT,
108 jump_table[int(type)](color,amount);
112 ColorSlider::redraw(GdkEventExpose */*bleh*/)
116 static const slider_color_func jump_table[int(TYPE_END)] =
124 slider_color_TYPE_HUE,
125 slider_color_TYPE_SAT,
129 slider_color_func color_func(jump_table[int(type)]);
134 case TYPE_R: amount=color.get_r(); break;
135 case TYPE_G: amount=color.get_g(); break;
136 case TYPE_B: amount=color.get_b(); break;
137 case TYPE_Y: amount=color.get_y(); break;
138 case TYPE_U: amount=color.get_u()+0.5; break;
139 case TYPE_V: amount=color.get_v()+0.5; break;
140 case TYPE_HUE: amount=Angle::rot(color.get_uv_angle()).get(); amount-=floor(amount); break;
141 case TYPE_SAT: amount=color.get_s()*2.0; break;
142 case TYPE_A: amount=color.get_a(); break;
143 default: amount=0; break;
145 if(use_colorspace_gamma() && (type<TYPE_U))
146 amount=gamma_in(amount);
148 const int height(get_height());
149 const int width(get_width());
151 Gdk::Rectangle ca(0,0,width,height);
153 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
154 const Color bg1(0.75, 0.75, 0.75);
155 const Color bg2(0.5, 0.5, 0.5);
158 for(i=width-1;i>=0;i--)
160 color_func(color,gamma_out(float(i)/float(width)));
161 const Color c1(Color::blend(color,bg1,1.0).clamped());
162 const Color c2(Color::blend(color,bg2,1.0).clamped());
163 assert(c1.is_valid());
164 assert(c2.is_valid());
166 gushort r1=256*App::gamma.r_F32_to_U8(c1.get_r());
167 gushort g1=256*App::gamma.g_F32_to_U8(c1.get_g());
168 gushort b1=256*App::gamma.b_F32_to_U8(c1.get_b());
169 gushort r2=256*App::gamma.r_F32_to_U8(c2.get_r());
170 gushort g2=256*App::gamma.g_F32_to_U8(c2.get_g());
171 gushort b2=256*App::gamma.b_F32_to_U8(c2.get_b());
175 gdk_c.set_rgb(r1,g1,b1);
176 gc->set_rgb_fg_color(gdk_c);
177 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
179 gdk_c.set_rgb(r2,g2,b2);
180 gc->set_rgb_fg_color(gdk_c);
181 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
185 gdk_c.set_rgb(r2,g2,b2);
186 gc->set_rgb_fg_color(gdk_c);
187 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
189 gdk_c.set_rgb(r1,g1,b1);
190 gc->set_rgb_fg_color(gdk_c);
191 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
195 get_style()->paint_arrow(
204 int(amount*width)-height/2,
210 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
211 get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
212 gc->set_rgb_fg_color(Gdk::Color("#000000"));
213 get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
218 ColorSlider::on_event(GdkEvent *event)
220 float pos(event->button.x/(float)get_width());
221 if(pos<0 || event->button.x<=0)pos=0;
224 if(use_colorspace_gamma() && (type<TYPE_U))
226 if(pos<0 || event->button.x<=0)pos=0;
231 case GDK_BUTTON_RELEASE:
235 case GDK_MOTION_NOTIFY:
236 // adjust_color(type,color_,pos);
237 signal_slider_moved_(type,pos);
247 /* === M E T H O D S ======================================================= */
249 Widget_ColorEdit::Widget_ColorEdit():
250 R_adjustment(0,-10000000,10000000,1,10,0),
251 G_adjustment(0,-10000000,10000000,1,10,0),
252 B_adjustment(0,-10000000,10000000,1,10,0),
253 A_adjustment(0,-10000000,10000000,1,10,0)
255 notebook=manage(new Gtk::Notebook);
257 Gtk::Table* rgb_table(manage(new Gtk::Table()));
258 Gtk::Table* yuv_table(manage(new Gtk::Table()));
259 Gtk::Table* main_table(this);
262 Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
263 Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
264 rgb_box->pack_start(*rgb_table,false,false);
265 yuv_box->pack_start(*yuv_table,false,false);
266 notebook->append_page(*rgb_box,_("RGB"));
267 notebook->append_page(*yuv_box,_("YUV"));
270 color=Color(0,0,0,0);
272 set_size_request(150,-1);
277 R_adjustment.set_lower(-10000000);
278 G_adjustment.set_lower(-10000000);
279 B_adjustment.set_lower(-10000000);
280 A_adjustment.set_lower(-10000000);
284 Pango::AttrList attr_list;
285 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
286 pango_size.set_start_index(0);
287 pango_size.set_end_index(64);
288 attr_list.change(pango_size);
290 widget_color.set_size_request(-1,16);
291 attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
292 attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
294 #define SLIDER_ROW(i,n,l) \
295 slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
296 slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
297 /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
298 slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
299 label=manage(new class Gtk::Label(l,0.0,0.5)); \
300 label->set_use_markup(false); \
301 label->set_use_underline(false); \
302 label->set_attributes(attr_list); \
303 table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
304 table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
306 #define ATTACH_SPIN_BUTTON(i,n) \
307 spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
308 spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
309 spinbutton_##n->set_size_request(48,-1); \
310 spinbutton_##n->show(); \
311 table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
314 Gtk::Table* table(rgb_table);
315 SLIDER_ROW(0,R,_("Red"));
316 ATTACH_SPIN_BUTTON(0,R);
317 SLIDER_ROW(1,G,_("Green"));
318 ATTACH_SPIN_BUTTON(1,G);
319 SLIDER_ROW(2,B,_("Blue"));
320 ATTACH_SPIN_BUTTON(2,B);
322 hex_color_label = manage(new Gtk::Label(_("HTML code"), 0.0, 0.5));
323 hex_color_label->set_use_markup(false);
324 hex_color_label->set_use_underline(false);
325 hex_color_label->set_attributes(attr_list);
326 table->attach(*hex_color_label, 0, 1, 7, 8, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
328 hex_color = manage(new Gtk::Entry());
329 hex_color->set_width_chars(8);
330 hex_color->signal_activate().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_hex_edited));
331 table->attach(*hex_color, 0, 1, 8, 9, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
334 Gtk::Table* table(yuv_table);
335 SLIDER_ROW(0,Y,_("Luma"));
336 SLIDER_ROW(1,HUE,_("Hue"));
337 SLIDER_ROW(2,SAT,_("Saturation"));
338 SLIDER_ROW(3,U,_("U"));
339 SLIDER_ROW(4,V,_("V"));
342 Gtk::Table* table(main_table);
343 SLIDER_ROW(1,A,_("Alpha"));
344 ATTACH_SPIN_BUTTON(1,A);
348 #undef ATTACH_SPIN_BUTTON
350 spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
351 spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
352 spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
353 spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
355 R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
356 G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
357 B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
358 A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
367 Widget_ColorEdit::~Widget_ColorEdit()
372 Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
374 Color color(get_value_raw());
376 assert(color.is_valid());
377 ColorSlider::adjust_color(type,color,amount);
378 assert(color.is_valid());
380 // If a non-primary colorslider is adjusted,
381 // we want to make sure that we clamp
382 if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
386 if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
387 if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
388 if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
393 assert(color.is_valid());
397 Widget_ColorEdit::on_hex_edited()
399 Color color(get_value_raw());
400 String s = hex_color->get_text();
403 signal_value_changed_();
407 Widget_ColorEdit::on_value_changed()
412 const Color color(get_value_raw());
413 assert(color.is_valid());
414 slider_R->set_color(color);
415 slider_G->set_color(color);
416 slider_B->set_color(color);
417 slider_Y->set_color(color);
418 slider_U->set_color(color);
419 slider_V->set_color(color);
420 slider_HUE->set_color(color);
421 slider_SAT->set_color(color);
422 slider_A->set_color(color);
423 hex_color->set_text(color.get_hex());
424 widget_color.set_value(color);
427 signal_value_changed_();
431 Widget_ColorEdit::set_has_frame(bool x)
433 spinbutton_R->set_has_frame(x);
434 spinbutton_G->set_has_frame(x);
435 spinbutton_B->set_has_frame(x);
436 spinbutton_A->set_has_frame(x);
437 spinbutton_R->set_size_request(48,-1);
438 spinbutton_G->set_size_request(48,-1);
439 spinbutton_B->set_size_request(48,-1);
440 spinbutton_A->set_size_request(48,-1);
444 Widget_ColorEdit::set_digits(int x)
446 spinbutton_R->set_digits(x);
447 spinbutton_G->set_digits(x);
448 spinbutton_B->set_digits(x);
449 spinbutton_A->set_digits(x);
450 spinbutton_R->set_size_request(48,-1);
451 spinbutton_G->set_size_request(48,-1);
452 spinbutton_B->set_size_request(48,-1);
453 spinbutton_A->set_size_request(48,-1);
457 Widget_ColorEdit::set_value(const synfig::Color &data)
459 assert(data.is_valid());
465 if(use_colorspace_gamma())
467 R_adjustment.set_value(gamma_in(color.get_r())*100);
468 G_adjustment.set_value(gamma_in(color.get_g())*100);
469 B_adjustment.set_value(gamma_in(color.get_b())*100);
473 R_adjustment.set_value(color.get_r()*100);
474 G_adjustment.set_value(color.get_g()*100);
475 B_adjustment.set_value(color.get_b()*100);
477 A_adjustment.set_value(color.get_a()*100);
479 slider_R->set_color(color);
480 slider_G->set_color(color);
481 slider_B->set_color(color);
482 slider_Y->set_color(color);
483 slider_U->set_color(color);
484 slider_V->set_color(color);
485 slider_HUE->set_color(color);
486 slider_SAT->set_color(color);
487 slider_A->set_color(color);
488 hex_color->set_text(color.get_hex());
489 widget_color.set_value(color);
495 Widget_ColorEdit::get_value_raw()
498 if(use_colorspace_gamma())
500 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
501 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
502 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
506 color.set_r(R_adjustment.get_value()/100);
507 color.set_g(G_adjustment.get_value()/100);
508 color.set_b(B_adjustment.get_value()/100);
510 color.set_a(A_adjustment.get_value()/100);
511 assert(color.is_valid());
516 const synfig::Color &
517 Widget_ColorEdit::get_value()
519 if(use_colorspace_gamma())
521 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
522 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
523 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
524 assert(color.is_valid());
528 color.set_r(R_adjustment.get_value()/100);
529 color.set_g(G_adjustment.get_value()/100);
530 color.set_b(B_adjustment.get_value()/100);
531 assert(color.is_valid());
533 color.set_a(A_adjustment.get_value()/100);
534 assert(color.is_valid());
536 if(notebook->get_current_page()!=0)
537 color=color.clamped();
540 // Clamp out negative values
541 color.set_r(std::max(0.0f,(float)color.get_r()));
542 color.set_g(std::max(0.0f,(float)color.get_g()));
543 color.set_b(std::max(0.0f,(float)color.get_b()));