--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file widget_coloredit.cpp
+** \brief Template File
+**
+** $Id: widget_coloredit.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**
+** This package is free software; you can redistribute it and/or
+** modify it under the terms of the GNU General Public License as
+** published by the Free Software Foundation; either version 2 of
+** the License, or (at your option) any later version.
+**
+** This package is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+** General Public License for more details.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+# include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "widget_coloredit.h"
+#include <cmath>
+#include "app.h"
+#include <gtkmm/drawingarea.h>
+#include <pangomm/attributes.h>
+#include <pangomm/attrlist.h>
+#include <algorithm>
+#include <gtkmm/notebook.h>
+#include <gtkmm/box.h>
+
+#endif
+
+/* === U S I N G =========================================================== */
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace studio;
+
+/* === M A C R O S ========================================================= */
+
+#define use_colorspace_gamma() App::use_colorspace_gamma
+#define colorspace_gamma() (2.2f)
+#define gamma_in(x) ((x>=0)?pow((float)x,1.0f/colorspace_gamma()):-pow((float)-x,1.0f/colorspace_gamma()))
+#define gamma_out(x) ((x>=0)?pow((float)x,colorspace_gamma()):-pow((float)-x,colorspace_gamma()))
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === C L A S S E S ======================================================= */
+
+ColorSlider::ColorSlider(const ColorSlider::Type &x):
+ type(x)
+{
+ signal_expose_event().connect(sigc::mem_fun(*this, &ColorSlider::redraw));
+ set_size_request(-1,12);
+ add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
+ add_events(Gdk::BUTTON1_MOTION_MASK);
+}
+
+void
+ColorSlider::set_type(Type x) { type=x; queue_draw(); }
+
+void
+ColorSlider::set_color(Color x) { color_=x; queue_draw(); }
+
+void
+ColorSlider::slider_color_TYPE_R(Color &color, float amount) { color.set_r(amount); }
+void
+ColorSlider::slider_color_TYPE_G(Color &color, float amount) { color.set_g(amount); }
+void
+ColorSlider::slider_color_TYPE_B(Color &color, float amount) { color.set_b(amount); }
+void
+ColorSlider::slider_color_TYPE_Y(Color &color, float amount) { color.set_y(amount); }
+void
+ColorSlider::slider_color_TYPE_U(Color &color, float amount) { color.set_u(amount-0.5f); }
+void
+ColorSlider::slider_color_TYPE_V(Color &color, float amount) { color.set_v(amount-0.5f); }
+void
+ColorSlider::slider_color_TYPE_HUE(Color &color, float amount) { color.set_uv_angle(Angle::rot(amount)); }
+void
+ColorSlider::slider_color_TYPE_SAT(Color &color, float amount) { color.set_s(amount*0.5f); }
+void
+ColorSlider::slider_color_TYPE_A(Color &color, float amount) { color.set_a(amount); }
+
+void
+ColorSlider::adjust_color(Type type, Color &color, float amount)
+{
+ static const slider_color_func jump_table[int(TYPE_END)] =
+ {
+ slider_color_TYPE_R,
+ slider_color_TYPE_G,
+ slider_color_TYPE_B,
+ slider_color_TYPE_Y,
+ slider_color_TYPE_U,
+ slider_color_TYPE_V,
+ slider_color_TYPE_HUE,
+ slider_color_TYPE_SAT,
+ slider_color_TYPE_A,
+ };
+ jump_table[int(type)](color,amount);
+}
+
+bool
+ColorSlider::redraw(GdkEventExpose*bleh)
+{
+ Color color(color_);
+
+ static const slider_color_func jump_table[int(TYPE_END)] =
+ {
+ slider_color_TYPE_R,
+ slider_color_TYPE_G,
+ slider_color_TYPE_B,
+ slider_color_TYPE_Y,
+ slider_color_TYPE_U,
+ slider_color_TYPE_V,
+ slider_color_TYPE_HUE,
+ slider_color_TYPE_SAT,
+ slider_color_TYPE_A,
+ };
+
+ slider_color_func color_func(jump_table[int(type)]);
+
+ float amount;
+ switch(type)
+ {
+ case TYPE_R: amount=color.get_r(); break;
+ case TYPE_G: amount=color.get_g(); break;
+ case TYPE_B: amount=color.get_b(); break;
+ case TYPE_Y: amount=color.get_y(); break;
+ case TYPE_U: amount=color.get_u()+0.5; break;
+ case TYPE_V: amount=color.get_v()+0.5; break;
+ case TYPE_HUE: amount=Angle::rot(color.get_uv_angle()).get(); amount-=floor(amount); break;
+ case TYPE_SAT: amount=color.get_s()*2.0; break;
+ case TYPE_A: amount=color.get_a(); break;
+ default: amount=0; break;
+ }
+ if(use_colorspace_gamma() && (type<TYPE_U))
+ amount=gamma_in(amount);
+
+ const int height(get_height());
+ const int width(get_width());
+
+ Gdk::Rectangle ca(0,0,width,height);
+
+ Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
+ const Color bg1(0.75, 0.75, 0.75);
+ const Color bg2(0.5, 0.5, 0.5);
+ Gdk::Color gdk_c;
+ int i;
+ for(i=width-1;i>=0;i--)
+ {
+ color_func(color,float(i)/float(width));
+ const Color c1(Color::blend(color,bg1,1.0).clamped());
+ const Color c2(Color::blend(color,bg2,1.0).clamped());
+ assert(c1.is_valid());
+ assert(c2.is_valid());
+
+ gushort r1;
+ gushort g1;
+ gushort b1;
+ gushort r2;
+ gushort g2;
+ gushort b2;
+
+ if(use_colorspace_gamma() && (type<TYPE_U))
+ {
+ r1=(256*App::gamma.r_F32_to_U8(gamma_out(c1.get_r())));
+ g1=(256*App::gamma.g_F32_to_U8(gamma_out(c1.get_g())));
+ b1=(256*App::gamma.b_F32_to_U8(gamma_out(c1.get_b())));
+ r2=(256*App::gamma.r_F32_to_U8(gamma_out(c2.get_r())));
+ g2=(256*App::gamma.g_F32_to_U8(gamma_out(c2.get_g())));
+ b2=(256*App::gamma.b_F32_to_U8(gamma_out(c2.get_b())));
+ }
+ else
+ {
+ r1=(256*App::gamma.r_F32_to_U8(c1.get_r()));
+ g1=(256*App::gamma.g_F32_to_U8(c1.get_g()));
+ b1=(256*App::gamma.b_F32_to_U8(c1.get_b()));
+ r2=(256*App::gamma.r_F32_to_U8(c2.get_r()));
+ g2=(256*App::gamma.g_F32_to_U8(c2.get_g()));
+ b2=(256*App::gamma.b_F32_to_U8(c2.get_b()));
+ }
+
+
+ if((i*2/height)&1)
+ {
+ gdk_c.set_rgb(r1,g1,b1);
+ gc->set_rgb_fg_color(gdk_c);
+ get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
+
+ gdk_c.set_rgb(r2,g2,b2);
+ gc->set_rgb_fg_color(gdk_c);
+ get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
+ }
+ else
+ {
+ gdk_c.set_rgb(r2,g2,b2);
+ gc->set_rgb_fg_color(gdk_c);
+ get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y(), 1, height/2);
+
+ gdk_c.set_rgb(r1,g1,b1);
+ gc->set_rgb_fg_color(gdk_c);
+ get_window()->draw_rectangle(gc, true, ca.get_x()+i, ca.get_y()+height/2, 1, height/2);
+ }
+ }
+
+ get_style()->paint_arrow(
+ get_window(),
+ Gtk::STATE_SELECTED,
+ Gtk::SHADOW_OUT,
+ ca,
+ *this,
+ " ",
+ Gtk::ARROW_UP,
+ 1,
+ int(amount*width)-height/2,
+ 0,
+ height,
+ height
+ );
+
+ gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
+ get_window()->draw_rectangle(gc, false, ca.get_x()+1, ca.get_y()+1, width-3, height-3);
+ gc->set_rgb_fg_color(Gdk::Color("#000000"));
+ get_window()->draw_rectangle(gc, false, ca.get_x(), ca.get_y(), width-1, height-1);
+ return true;
+}
+
+bool
+ColorSlider::on_event(GdkEvent *event)
+{
+ float pos(event->button.x/(float)get_width());
+ if(pos<0 || event->button.x<=0)pos=0;
+ if(pos>1)pos=1;
+
+ if(use_colorspace_gamma() && (type<TYPE_U))
+ pos=gamma_out(pos);
+ if(pos<0 || event->button.x<=0)pos=0;
+ if(pos>1)pos=1;
+
+ switch(event->type)
+ {
+ case GDK_BUTTON_RELEASE:
+ signal_activated_();
+ return true;
+
+ case GDK_MOTION_NOTIFY:
+// adjust_color(type,color_,pos);
+ signal_slider_moved_(type,pos);
+ queue_draw();
+ return true;
+ break;
+ default:
+ break;
+ }
+ return false;
+}
+
+/* === M E T H O D S ======================================================= */
+
+Widget_ColorEdit::Widget_ColorEdit():
+ R_adjustment(0,-10000000,10000000,1,10,0),
+ G_adjustment(0,-10000000,10000000,1,10,0),
+ B_adjustment(0,-10000000,10000000,1,10,0),
+ A_adjustment(0,-10000000,10000000,1,10,0)
+{
+ notebook=manage(new Gtk::Notebook);
+
+ Gtk::Table* rgb_table(manage(new Gtk::Table()));
+ Gtk::Table* yuv_table(manage(new Gtk::Table()));
+ Gtk::Table* main_table(this);
+
+ {
+ Gtk::VBox* rgb_box(manage(new Gtk::VBox()));
+ Gtk::VBox* yuv_box(manage(new Gtk::VBox()));
+ rgb_box->pack_start(*rgb_table,false,false);
+ yuv_box->pack_start(*yuv_table,false,false);
+ notebook->append_page(*rgb_box,_("RGB"));
+ notebook->append_page(*yuv_box,_("YUV"));
+ }
+
+ color=Color(0,0,0,0);
+
+ set_size_request(150,-1);
+ hold_signals=true;
+
+ Gtk::Label *label;
+
+ R_adjustment.set_lower(-10000000);
+ G_adjustment.set_lower(-10000000);
+ B_adjustment.set_lower(-10000000);
+ A_adjustment.set_lower(-10000000);
+
+ clamp_=true;
+
+ Pango::AttrList attr_list;
+ Pango::AttrInt pango_size(Pango::Attribute::create_attr_size(Pango::SCALE*7));
+ pango_size.set_start_index(0);
+ pango_size.set_end_index(64);
+ attr_list.change(pango_size);
+
+ widget_color.set_size_request(-1,16);
+ attach(widget_color, 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+ attach(*notebook, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+
+#define SLIDER_ROW(i,n,l) \
+ slider_##n=manage(new ColorSlider(ColorSlider::TYPE_##n)); \
+ slider_##n->signal_slider_moved().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_slider_moved)); \
+ /*slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::activated));*/ \
+ slider_##n->signal_activated().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed)); \
+ label=manage(new class Gtk::Label(l,0.0,0.5)); \
+ label->set_use_markup(false); \
+ label->set_use_underline(false); \
+ label->set_attributes(attr_list); \
+ table->attach(*label, 0, 1, 1+2*i, 2+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0); \
+ table->attach(*slider_##n, 0, 1, 2+2*i, 3+2*i, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0)
+
+#define ATTACH_SPIN_BUTTON(i,n) \
+ spinbutton_##n=manage(new class Gtk::SpinButton(n##_adjustment,1,0)); \
+ spinbutton_##n->set_update_policy(Gtk::UPDATE_ALWAYS); \
+ spinbutton_##n->set_size_request(48,-1); \
+ spinbutton_##n->show(); \
+ table->attach(*spinbutton_##n, 1, 2, 1+2*i, 3+2*i, Gtk::SHRINK, Gtk::EXPAND, 2, 0)
+
+ {
+ Gtk::Table* table(rgb_table);
+ SLIDER_ROW(0,R,_("Red"));
+ ATTACH_SPIN_BUTTON(0,R);
+ SLIDER_ROW(1,G,_("Green"));
+ ATTACH_SPIN_BUTTON(1,G);
+ SLIDER_ROW(2,B,_("Blue"));
+ ATTACH_SPIN_BUTTON(2,B);
+ }
+ {
+ Gtk::Table* table(yuv_table);
+ SLIDER_ROW(0,Y,_("Luma"));
+ SLIDER_ROW(1,HUE,_("Hue"));
+ SLIDER_ROW(2,SAT,_("Saturation"));
+ SLIDER_ROW(3,U,_("U"));
+ SLIDER_ROW(4,V,_("V"));
+ }
+ {
+ Gtk::Table* table(main_table);
+ SLIDER_ROW(1,A,_("Alpha"));
+ ATTACH_SPIN_BUTTON(1,A);
+ }
+
+#undef SLIDER_ROW
+#undef ATTACH_SPIN_BUTTON
+
+ spinbutton_R->signal_activate().connect(sigc::mem_fun(*spinbutton_G,&Gtk::SpinButton::grab_focus));
+ spinbutton_G->signal_activate().connect(sigc::mem_fun(*spinbutton_B,&Gtk::SpinButton::grab_focus));
+ spinbutton_B->signal_activate().connect(sigc::mem_fun(*spinbutton_A,&Gtk::SpinButton::grab_focus));
+ spinbutton_A->signal_activate().connect(sigc::mem_fun(*spinbutton_R,&Gtk::SpinButton::grab_focus));
+
+ R_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
+ G_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
+ B_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
+ A_adjustment.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Widget_ColorEdit::on_value_changed));
+
+ show_all_children();
+
+ set_value(color);
+
+ hold_signals=false;
+}
+
+Widget_ColorEdit::~Widget_ColorEdit()
+{
+}
+
+void
+Widget_ColorEdit::on_slider_moved(ColorSlider::Type type, float amount)
+{
+ Color color(get_value_raw());
+
+ assert(color.is_valid());
+ ColorSlider::adjust_color(type,color,amount);
+ assert(color.is_valid());
+
+ // If a non-primary colorslider is adjusted,
+ // we want to make sure that we clamp
+ if(type>ColorSlider::TYPE_B && (color.get_r()<0 ||color.get_g()<0 ||color.get_b()<0))
+ clamp_=true;
+
+ /*
+ if(type==ColorSlider::TYPE_R && color.get_r()<0)clamp_=false;
+ if(type==ColorSlider::TYPE_G && color.get_g()<0)clamp_=false;
+ if(type==ColorSlider::TYPE_B && color.get_b()<0)clamp_=false;
+ */
+ clamp_=false;
+
+ set_value(color);
+ assert(color.is_valid());
+}
+
+void
+Widget_ColorEdit::on_value_changed()
+{
+ if(hold_signals)
+ return;
+
+ const Color color(get_value_raw());
+ assert(color.is_valid());
+ slider_R->set_color(color);
+ slider_G->set_color(color);
+ slider_B->set_color(color);
+ slider_Y->set_color(color);
+ slider_U->set_color(color);
+ slider_V->set_color(color);
+ slider_HUE->set_color(color);
+ slider_SAT->set_color(color);
+ slider_A->set_color(color);
+ widget_color.set_value(color);
+
+ activate();
+ signal_value_changed_();
+}
+
+void
+Widget_ColorEdit::set_has_frame(bool x)
+{
+ spinbutton_R->set_has_frame(x);
+ spinbutton_G->set_has_frame(x);
+ spinbutton_B->set_has_frame(x);
+ spinbutton_A->set_has_frame(x);
+ spinbutton_R->set_size_request(48,-1);
+ spinbutton_G->set_size_request(48,-1);
+ spinbutton_B->set_size_request(48,-1);
+ spinbutton_A->set_size_request(48,-1);
+}
+
+void
+Widget_ColorEdit::set_digits(int x)
+{
+ spinbutton_R->set_digits(x);
+ spinbutton_G->set_digits(x);
+ spinbutton_B->set_digits(x);
+ spinbutton_A->set_digits(x);
+ spinbutton_R->set_size_request(48,-1);
+ spinbutton_G->set_size_request(48,-1);
+ spinbutton_B->set_size_request(48,-1);
+ spinbutton_A->set_size_request(48,-1);
+}
+
+void
+Widget_ColorEdit::set_value(const synfig::Color &data)
+{
+ assert(data.is_valid());
+ hold_signals=true;
+ clamp_=false;
+
+ color=data;
+
+ if(use_colorspace_gamma())
+ {
+ R_adjustment.set_value(gamma_in(color.get_r())*100);
+ G_adjustment.set_value(gamma_in(color.get_g())*100);
+ B_adjustment.set_value(gamma_in(color.get_b())*100);
+ }
+ else
+ {
+ R_adjustment.set_value(color.get_r()*100);
+ G_adjustment.set_value(color.get_g()*100);
+ B_adjustment.set_value(color.get_b()*100);
+ }
+ A_adjustment.set_value(color.get_a()*100);
+
+ slider_R->set_color(color);
+ slider_G->set_color(color);
+ slider_B->set_color(color);
+ slider_Y->set_color(color);
+ slider_U->set_color(color);
+ slider_V->set_color(color);
+ slider_HUE->set_color(color);
+ slider_SAT->set_color(color);
+ slider_A->set_color(color);
+ widget_color.set_value(color);
+
+ hold_signals=false;
+}
+
+synfig::Color
+Widget_ColorEdit::get_value_raw()
+{
+ Color color;
+ if(use_colorspace_gamma())
+ {
+ color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
+ color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
+ color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
+ assert(color.is_valid());
+ }
+ else
+ {
+ color.set_r(R_adjustment.get_value()/100);
+ color.set_g(G_adjustment.get_value()/100);
+ color.set_b(B_adjustment.get_value()/100);
+ assert(color.is_valid());
+ }
+ color.set_a(A_adjustment.get_value()/100);
+ assert(color.is_valid());
+
+ return color;
+}
+
+const synfig::Color &
+Widget_ColorEdit::get_value()
+{
+ if(use_colorspace_gamma())
+ {
+ color.set_r(gamma_out(R_adjustment.get_value()/100.0f));
+ color.set_g(gamma_out(G_adjustment.get_value()/100.0f));
+ color.set_b(gamma_out(B_adjustment.get_value()/100.0f));
+ assert(color.is_valid());
+ }
+ else
+ {
+ color.set_r(R_adjustment.get_value()/100);
+ color.set_g(G_adjustment.get_value()/100);
+ color.set_b(B_adjustment.get_value()/100);
+ assert(color.is_valid());
+ }
+ color.set_a(A_adjustment.get_value()/100);
+ assert(color.is_valid());
+
+ if(notebook->get_current_page()!=0)
+ color=color.clamped();
+
+ /*{
+ // Clamp out negative values
+ color.set_r(std::max(0.0f,(float)color.get_r()));
+ color.set_g(std::max(0.0f,(float)color.get_g()));
+ color.set_b(std::max(0.0f,(float)color.get_b()));
+ }*/
+
+ return color;
+}
projects / synfig.git / blobdiff