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);
157 for(i=width-1;i>=0;i--)
160 (use_colorspace_gamma() && type<TYPE_U)
161 ? gamma_out(float(i)/float(width))
162 : (float(i)/float(width)));
163 const Color c1(Color::blend(color,bg1,1.0).clamped());
164 const Color c2(Color::blend(color,bg2,1.0).clamped());
165 assert(c1.is_valid());
166 assert(c2.is_valid());
170 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
171 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
173 gc->set_rgb_fg_color(colorconv_synfig2gdk(c2));
174 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 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(), 1, height/2);
181 gc->set_rgb_fg_color(colorconv_synfig2gdk(c1));
182 get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
186 get_style()->paint_arrow(
195 int(amount*width)-height/2,
201 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
202 get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
203 gc->set_rgb_fg_color(Gdk::Color("#000000"));
204 get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
209 ColorSlider::on_event(GdkEvent *event)
211 float pos(event->button.x/(float)get_width());
212 if(pos<0 || event->button.x<=0)pos=0;
215 if(use_colorspace_gamma() && (type<TYPE_U))
217 if(pos<0 || event->button.x<=0)pos=0;
222 case GDK_BUTTON_RELEASE:
226 case GDK_MOTION_NOTIFY:
227 // adjust_color(type,color_,pos);
228 signal_slider_moved_(type,pos);
238 /* === M E T H O D S ======================================================= */
240 Widget_ColorEdit::Widget_ColorEdit():
241 R_adjustment(0,-10000000,10000000,1,10,0),
242 G_adjustment(0,-10000000,10000000,1,10,0),
243 B_adjustment(0,-10000000,10000000,1,10,0),
244 A_adjustment(0,-10000000,10000000,1,10,0)
246 notebook=manage(new Gtk::Notebook);
248 Gtk::Table* rgb_table(manage(new Gtk::Table()));
249 Gtk::Table* yuv_table(manage(new Gtk::Table()));
250 Gtk::Table* main_table(this);
253 Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
254 Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
255 rgb_box->pack_start(*rgb_table,false,false);
256 yuv_box->pack_start(*yuv_table,false,false);
257 notebook->append_page(*rgb_box,_("RGB"));
258 notebook->append_page(*yuv_box,_("YUV"));
261 color=Color(0,0,0,0);
263 set_size_request(150,-1);
268 R_adjustment.set_lower(-10000000);
269 G_adjustment.set_lower(-10000000);
270 B_adjustment.set_lower(-10000000);
271 A_adjustment.set_lower(-10000000);
275 Pango::AttrList attr_list;
276 Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
277 pango_size.set_start_index(0);
278 pango_size.set_end_index(64);
279 attr_list.change(pango_size);
281 widget_color.set_size_request(-1,16);
282 attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
283 attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
285 #define SLIDER_ROW(i,n,l) \
286 slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
287 slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
288 /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
289 slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
290 label=manage(new class Gtk::Label(l,0.0,0.5)); \
291 label->set_use_markup(false); \
292 label->set_use_underline(false); \
293 label->set_attributes(attr_list); \
294 table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
295 table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
297 #define ATTACH_SPIN_BUTTON(i,n) \
298 spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
299 spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
300 spinbutton_##n->set_size_request(48,-1); \
301 spinbutton_##n->show(); \
302 table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
305 Gtk::Table* table(rgb_table);
306 SLIDER_ROW(0,R,_("Red"));
307 ATTACH_SPIN_BUTTON(0,R);
308 SLIDER_ROW(1,G,_("Green"));
309 ATTACH_SPIN_BUTTON(1,G);
310 SLIDER_ROW(2,B,_("Blue"));
311 ATTACH_SPIN_BUTTON(2,B);
313 hex_color_label = manage(new Gtk::Label(_("HTML code"), 0.0, 0.5));
314 hex_color_label->set_use_markup(false);
315 hex_color_label->set_use_underline(false);
316 hex_color_label->set_attributes(attr_list);
317 table->attach(*hex_color_label, 0, 1, 7, 8, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
319 hex_color = manage(new Gtk::Entry());
320 hex_color->set_width_chars(8);
321 hex_color->signal_activate().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_hex_edited));
322 table->attach(*hex_color, 0, 1, 8, 9, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
325 Gtk::Table* table(yuv_table);
326 SLIDER_ROW(0,Y,_("Luma"));
327 SLIDER_ROW(1,HUE,_("Hue"));
328 SLIDER_ROW(2,SAT,_("Saturation"));
329 SLIDER_ROW(3,U,_("U"));
330 SLIDER_ROW(4,V,_("V"));
333 Gtk::Table* table(main_table);
334 SLIDER_ROW(1,A,_("Alpha"));
335 ATTACH_SPIN_BUTTON(1,A);
339 #undef ATTACH_SPIN_BUTTON
341 spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
342 spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
343 spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
344 spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
346 R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
347 G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
348 B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
349 A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
358 Widget_ColorEdit::~Widget_ColorEdit()
363 Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
365 Color color(get_value_raw());
367 assert(color.is_valid());
368 ColorSlider::adjust_color(type,color,amount);
369 assert(color.is_valid());
371 // If a non-primary colorslider is adjusted,
372 // we want to make sure that we clamp
373 if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
377 if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
378 if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
379 if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
384 assert(color.is_valid());
388 Widget_ColorEdit::on_hex_edited()
390 Color color(get_value_raw());
391 String s = hex_color->get_text();
394 signal_value_changed_();
398 Widget_ColorEdit::on_value_changed()
403 const Color color(get_value_raw());
404 assert(color.is_valid());
405 slider_R->set_color(color);
406 slider_G->set_color(color);
407 slider_B->set_color(color);
408 slider_Y->set_color(color);
409 slider_U->set_color(color);
410 slider_V->set_color(color);
411 slider_HUE->set_color(color);
412 slider_SAT->set_color(color);
413 slider_A->set_color(color);
414 hex_color->set_text(color.get_hex());
415 widget_color.set_value(color);
418 signal_value_changed_();
422 Widget_ColorEdit::set_has_frame(bool x)
424 spinbutton_R->set_has_frame(x);
425 spinbutton_G->set_has_frame(x);
426 spinbutton_B->set_has_frame(x);
427 spinbutton_A->set_has_frame(x);
428 spinbutton_R->set_size_request(48,-1);
429 spinbutton_G->set_size_request(48,-1);
430 spinbutton_B->set_size_request(48,-1);
431 spinbutton_A->set_size_request(48,-1);
435 Widget_ColorEdit::set_digits(int x)
437 spinbutton_R->set_digits(x);
438 spinbutton_G->set_digits(x);
439 spinbutton_B->set_digits(x);
440 spinbutton_A->set_digits(x);
441 spinbutton_R->set_size_request(48,-1);
442 spinbutton_G->set_size_request(48,-1);
443 spinbutton_B->set_size_request(48,-1);
444 spinbutton_A->set_size_request(48,-1);
448 Widget_ColorEdit::set_value(const synfig::Color &data)
450 assert(data.is_valid());
456 if(use_colorspace_gamma())
458 R_adjustment.set_value(gamma_in(color.get_r())*100);
459 G_adjustment.set_value(gamma_in(color.get_g())*100);
460 B_adjustment.set_value(gamma_in(color.get_b())*100);
464 R_adjustment.set_value(color.get_r()*100);
465 G_adjustment.set_value(color.get_g()*100);
466 B_adjustment.set_value(color.get_b()*100);
468 A_adjustment.set_value(color.get_a()*100);
470 slider_R->set_color(color);
471 slider_G->set_color(color);
472 slider_B->set_color(color);
473 slider_Y->set_color(color);
474 slider_U->set_color(color);
475 slider_V->set_color(color);
476 slider_HUE->set_color(color);
477 slider_SAT->set_color(color);
478 slider_A->set_color(color);
479 hex_color->set_text(color.get_hex());
480 widget_color.set_value(color);
486 Widget_ColorEdit::get_value_raw()
489 if(use_colorspace_gamma())
491 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
492 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
493 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
497 color.set_r(R_adjustment.get_value()/100);
498 color.set_g(G_adjustment.get_value()/100);
499 color.set_b(B_adjustment.get_value()/100);
501 color.set_a(A_adjustment.get_value()/100);
502 assert(color.is_valid());
507 const synfig::Color &
508 Widget_ColorEdit::get_value()
510 if(use_colorspace_gamma())
512 color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
513 color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
514 color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
515 assert(color.is_valid());
519 color.set_r(R_adjustment.get_value()/100);
520 color.set_g(G_adjustment.get_value()/100);
521 color.set_b(B_adjustment.get_value()/100);
522 assert(color.is_valid());
524 color.set_a(A_adjustment.get_value()/100);
525 assert(color.is_valid());
527 if(notebook->get_current_page()!=0)
528 color=color.clamped();
531 // Clamp out negative values
532 color.set_r(std::max(0.0f,(float)color.get_r()));
533 color.set_g(std::max(0.0f,(float)color.get_g()));
534 color.set_b(std::max(0.0f,(float)color.get_b()));