--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file dialog_setup.cpp
+** \brief Template File
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007 Chris Moore
+**
+** 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 "dialog_setup.h"
+#include "app.h"
+#include <gtkmm/scale.h>
+#include <gtkmm/table.h>
+#include <gtkmm/frame.h>
+#include <gtkmm/notebook.h>
+#include <gtkmm/spinbutton.h>
+#include "widget_enum.h"
+
+#include <ETL/stringf>
+#include <ETL/misc>
+#endif
+
+/* === U S I N G =========================================================== */
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace studio;
+
+/* === M A C R O S ========================================================= */
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Dialog_Setup::Dialog_Setup():
+ Dialog(_("Synfig Studio Setup"),false,true),
+ adj_gamma_r(2.2,0.1,3.0,0.025,0.025,0.025),
+ adj_gamma_g(2.2,0.1,3.0,0.025,0.025,0.025),
+ adj_gamma_b(2.2,0.1,3.0,0.025,0.025,0.025),
+ adj_recent_files(15,1,50,1,1,1),
+ adj_undo_depth(100,10,5000,1,1,1),
+ toggle_use_colorspace_gamma(_("Visually Linear Color Selection"))
+{
+ // Setup the buttons
+
+ Gtk::Button *ok_button(manage(new class Gtk::Button(Gtk::StockID("gtk-ok"))));
+ ok_button->show();
+ add_action_widget(*ok_button,2);
+ ok_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Setup::on_ok_pressed));
+
+ Gtk::Button *apply_button(manage(new class Gtk::Button(Gtk::StockID("gtk-apply"))));
+ apply_button->show();
+ add_action_widget(*apply_button,1);
+ apply_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Setup::on_apply_pressed));
+
+ Gtk::Button *cancel_button(manage(new class Gtk::Button(Gtk::StockID("gtk-close"))));
+ cancel_button->show();
+ add_action_widget(*cancel_button,0);
+ cancel_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Setup::hide));
+
+
+ // Notebook
+ Gtk::Notebook *notebook=manage(new class Gtk::Notebook());
+ get_vbox()->pack_start(*notebook);
+
+
+ // Gamma
+ Gtk::Table *gamma_table=manage(new Gtk::Table(2,2,false));
+ notebook->append_page(*gamma_table,_("Gamma"));
+ //gamma_frame->add(*gamma_table);
+
+ gamma_table->attach(gamma_pattern, 0, 2, 0, 1, Gtk::EXPAND, Gtk::SHRINK|Gtk::FILL, 0, 0);
+
+ Gtk::HScale* scale_gamma_r(manage(new Gtk::HScale(adj_gamma_r)));
+ gamma_table->attach(*manage(new Gtk::Label(_("Red"))), 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ gamma_table->attach(*scale_gamma_r, 1, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ adj_gamma_r.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Setup::on_gamma_r_change));
+
+ Gtk::HScale* scale_gamma_g(manage(new Gtk::HScale(adj_gamma_g)));
+ gamma_table->attach(*manage(new Gtk::Label(_("Green"))), 0, 1, 2, 3, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ gamma_table->attach(*scale_gamma_g, 1, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ adj_gamma_g.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Setup::on_gamma_g_change));
+
+ Gtk::HScale* scale_gamma_b(manage(new Gtk::HScale(adj_gamma_b)));
+ gamma_table->attach(*manage(new Gtk::Label(_("Blue"))), 0, 1, 3, 4, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ gamma_table->attach(*scale_gamma_b, 1, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ adj_gamma_b.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Setup::on_gamma_b_change));
+
+ gamma_table->attach(*manage(new Gtk::Label(_("Black Level"))), 0, 1, 4, 5, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ gamma_table->attach(black_level_selector, 1, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ black_level_selector.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Setup::on_black_level_change));
+
+ //gamma_table->attach(*manage(new Gtk::Label(_("Red-Blue Level"))), 0, 1, 5, 6, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ //gamma_table->attach(red_blue_level_selector, 1, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ //red_blue_level_selector.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Setup::on_red_blue_level_change));
+
+
+ // Misc
+ Gtk::Table *misc_table=manage(new Gtk::Table(2,2,false));
+ notebook->append_page(*misc_table,_("Misc."));
+
+ // Misc - Timestamp
+ timestamp_menu=manage(new class Gtk::Menu());
+ misc_table->attach(*manage(new Gtk::Label(_("Timestamp"))), 0, 1, 0, 1, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ misc_table->attach(timestamp_optionmenu, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+
+#define ADD_TIMESTAMP(desc,x) \
+ timestamp_menu->items().push_back( \
+ Gtk::Menu_Helpers::MenuElem( \
+ desc, \
+ sigc::bind( \
+ sigc::mem_fun( \
+ *this, \
+ &studio::Dialog_Setup::set_time_format \
+ ), \
+ x \
+ ) \
+ ) \
+ );
+ ADD_TIMESTAMP("HH:MM:SS.FF",Time::FORMAT_VIDEO);
+ ADD_TIMESTAMP("(HHh MMm SSs) FFf",Time::FORMAT_NORMAL);
+ ADD_TIMESTAMP("(HHhMMmSSs)FFf",Time::FORMAT_NORMAL|Time::FORMAT_NOSPACES);
+ ADD_TIMESTAMP("HHh MMm SSs FFf",Time::FORMAT_NORMAL|Time::FORMAT_FULL);
+ ADD_TIMESTAMP("HHhMMmSSsFFf",Time::FORMAT_NORMAL|Time::FORMAT_NOSPACES|Time::FORMAT_FULL);
+
+ timestamp_optionmenu.set_menu(*timestamp_menu);
+
+#undef ADD_TIMESTAMP
+
+ {
+ ParamDesc param_desc;
+ param_desc
+ .set_hint("enum")
+ .add_enum_value(Distance::SYSTEM_UNITS,"u",_("Units"))
+ .add_enum_value(Distance::SYSTEM_PIXELS,"px",_("Pixels"))
+ .add_enum_value(Distance::SYSTEM_POINTS,"pt",_("Points"))
+ .add_enum_value(Distance::SYSTEM_INCHES,"in",_("Inches"))
+ .add_enum_value(Distance::SYSTEM_METERS,"m",_("Meters"))
+ .add_enum_value(Distance::SYSTEM_CENTIMETERS,"cm",_("Centimeters"))
+ .add_enum_value(Distance::SYSTEM_MILLIMETERS,"mm",_("Millimeters"));
+
+ widget_enum=manage(new Widget_Enum());
+ widget_enum->set_param_desc(param_desc);
+
+ misc_table->attach(*manage(new Gtk::Label(_("Unit System"))), 0, 1, 3, 4, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ misc_table->attach(*widget_enum, 1, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ }
+
+ // Misc - recent files
+ Gtk::SpinButton* recent_files_spinbutton(manage(new Gtk::SpinButton(adj_recent_files,1,0)));
+ misc_table->attach(*manage(new Gtk::Label(_("Recent Files"))), 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+ misc_table->attach(*recent_files_spinbutton, 1, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+
+ // Misc - use_colorspace_gamma
+ misc_table->attach(toggle_use_colorspace_gamma, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
+
+ show_all_children();
+}
+
+Dialog_Setup::~Dialog_Setup()
+{
+}
+
+void
+Dialog_Setup::on_ok_pressed()
+{
+ on_apply_pressed();
+ hide();
+}
+
+void
+Dialog_Setup::on_apply_pressed()
+{
+ App::gamma.set_all(1.0/adj_gamma_r.get_value(),1.0/adj_gamma_g.get_value(),1.0/adj_gamma_b.get_value(),black_level_selector.get_value(),red_blue_level_selector.get_value());
+
+ App::set_max_recent_files((int)adj_recent_files.get_value());
+
+ // Set the time format
+ App::set_time_format(get_time_format());
+
+ // Set the use_colorspace_gamma flag
+ App::use_colorspace_gamma=toggle_use_colorspace_gamma.get_active();
+
+ App::distance_system=Distance::System(widget_enum->get_value());
+
+ App::save_settings();
+}
+
+void
+Dialog_Setup::on_gamma_r_change()
+{
+ gamma_pattern.set_gamma_r(1.0/adj_gamma_r.get_value());
+ gamma_pattern.refresh();
+ gamma_pattern.queue_draw();
+}
+
+void
+Dialog_Setup::on_gamma_g_change()
+{
+ gamma_pattern.set_gamma_g(1.0/adj_gamma_g.get_value());
+ gamma_pattern.refresh();
+ gamma_pattern.queue_draw();
+}
+
+void
+Dialog_Setup::on_gamma_b_change()
+{
+ gamma_pattern.set_gamma_b(1.0/adj_gamma_b.get_value());
+ gamma_pattern.refresh();
+ gamma_pattern.queue_draw();
+}
+
+void
+Dialog_Setup::on_black_level_change()
+{
+ gamma_pattern.set_black_level(black_level_selector.get_value());
+ gamma_pattern.refresh();
+ gamma_pattern.queue_draw();
+}
+
+void
+Dialog_Setup::on_red_blue_level_change()
+{
+ gamma_pattern.set_red_blue_level(red_blue_level_selector.get_value());
+ gamma_pattern.refresh();
+ gamma_pattern.queue_draw();
+}
+
+
+void
+Dialog_Setup::refresh()
+{
+ // Refresh the temporary gamma; do this before adjusting the sliders,
+ // or variables will be used before their initialisation.
+ gamma_pattern.set_gamma_r(App::gamma.get_gamma_r());
+ gamma_pattern.set_gamma_g(App::gamma.get_gamma_g());
+ gamma_pattern.set_gamma_b(App::gamma.get_gamma_b());
+ gamma_pattern.set_black_level(App::gamma.get_black_level());
+ gamma_pattern.set_red_blue_level(App::gamma.get_red_blue_level());
+
+ adj_gamma_r.set_value(1.0/App::gamma.get_gamma_r());
+ adj_gamma_g.set_value(1.0/App::gamma.get_gamma_g());
+ adj_gamma_b.set_value(1.0/App::gamma.get_gamma_b());
+ black_level_selector.set_value(App::gamma.get_black_level());
+ red_blue_level_selector.set_value(App::gamma.get_red_blue_level());
+
+ gamma_pattern.refresh();
+
+ adj_recent_files.set_value(App::get_max_recent_files());
+
+ // Refresh the time format
+ set_time_format(App::get_time_format());
+
+ widget_enum->set_value(App::distance_system);
+
+ // Refresh the status of the use_colorspace_gamma flag
+ toggle_use_colorspace_gamma.set_active(App::use_colorspace_gamma);
+}
+
+GammaPattern::GammaPattern():
+ tile_w(80),
+ tile_h(80)
+{
+ set_size_request(tile_w*4,tile_h*3);
+ signal_expose_event().connect(sigc::mem_fun(*this, &studio::GammaPattern::redraw));
+}
+
+GammaPattern::~GammaPattern()
+{
+}
+
+void
+GammaPattern::refresh()
+{
+ black[0].set_rgb_p(
+ r_F32_to_F32(0.0),
+ g_F32_to_F32(0.0),
+ b_F32_to_F32(0.0)
+ );
+ white[0].set_rgb_p(
+ r_F32_to_F32(1.0),
+ g_F32_to_F32(1.0),
+ b_F32_to_F32(1.0)
+ );
+ gray50[0].set_rgb_p(
+ r_F32_to_F32(0.5),
+ g_F32_to_F32(0.5),
+ b_F32_to_F32(0.5)
+ );
+ gray25[0].set_rgb_p(
+ r_F32_to_F32(0.25),
+ g_F32_to_F32(0.25),
+ b_F32_to_F32(0.25)
+ );
+
+ // Reds
+ black[1].set_rgb(black[0].get_red(),0,0);
+ gray25[1].set_rgb(gray25[0].get_red(),0,0);
+ gray50[1].set_rgb(gray50[0].get_red(),0,0);
+ white[1].set_rgb(white[0].get_red(),0,0);
+
+ // Greens
+ black[2].set_rgb(0,black[0].get_green(),0);
+ gray25[2].set_rgb(0,gray25[0].get_green(),0);
+ gray50[2].set_rgb(0,gray50[0].get_green(),0);
+ white[2].set_rgb(0,white[0].get_green(),0);
+
+ // blues
+ black[3].set_rgb(0,0,black[0].get_blue());
+ gray25[3].set_rgb(0,0,gray25[0].get_blue());
+ gray50[3].set_rgb(0,0,gray50[0].get_blue());
+ white[3].set_rgb(0,0,white[0].get_blue());
+}
+
+bool
+GammaPattern::redraw(GdkEventExpose */*bleh*/)
+{
+ static const char hlines[] = { 3, 0 };
+
+ Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
+
+ int i;
+ Gdk::Color trueblack("#000000");
+
+ // 50% Pattern
+ for(i=0;i<4;i++)
+ {
+ gc->set_rgb_fg_color(black[i]);
+ get_window()->draw_rectangle(gc, true, i*tile_w, 0, tile_w, tile_h);
+
+ gc->set_stipple(Gdk::Bitmap::create(hlines,2,2));
+ gc->set_fill(Gdk::STIPPLED);
+ gc->set_rgb_fg_color(white[i]);
+ get_window()->draw_rectangle(gc, true, i*tile_w, 0, tile_w, tile_h);
+
+ gc->set_fill(Gdk::SOLID);
+ gc->set_rgb_fg_color(gray50[i]);
+
+ get_window()->draw_rectangle(gc, true, i*tile_w+tile_w/4, tile_h/4, tile_w-tile_w/2, tile_h-tile_h/2);
+ }
+
+ // 25% Pattern
+ for(i=0;i<4;i++)
+ {
+ gc->set_rgb_fg_color(black[i]);
+ get_window()->draw_rectangle(gc, true, i*tile_w, tile_h, tile_w, tile_h);
+
+ gc->set_stipple(Gdk::Bitmap::create(hlines,2,2));
+ gc->set_fill(Gdk::STIPPLED);
+ gc->set_rgb_fg_color(gray50[i]);
+ get_window()->draw_rectangle(gc, true, i*tile_w, tile_h, tile_w, tile_h);
+
+ gc->set_fill(Gdk::SOLID);
+ gc->set_rgb_fg_color(gray25[i]);
+
+ get_window()->draw_rectangle(gc, true, i*tile_w+tile_w/4, tile_h+tile_h/4, tile_w-tile_w/2, tile_h-tile_h/2);
+ }
+
+ // Black-level Pattern
+ gc->set_rgb_fg_color(trueblack);
+ get_window()->draw_rectangle(gc, true, 0, tile_h*2, tile_w*4, tile_h);
+ gc->set_fill(Gdk::SOLID);
+ for(i=0;i<4;i++)
+ {
+ gc->set_rgb_fg_color(black[i]);
+
+ get_window()->draw_rectangle(gc, true, i*tile_w+tile_w/4, tile_h*2+tile_h/4, tile_w-tile_w/2, tile_h-tile_h/2);
+ }
+
+ return true;
+}
+
+
+BlackLevelSelector::BlackLevelSelector()
+{
+ set_size_request(-1,24);
+ signal_expose_event().connect(sigc::mem_fun(*this, &studio::BlackLevelSelector::redraw));
+
+ add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
+ add_events(Gdk::BUTTON1_MOTION_MASK);
+ add_events(Gdk::BUTTON1_MOTION_MASK);
+}
+
+BlackLevelSelector::~BlackLevelSelector()
+{
+}
+
+bool
+BlackLevelSelector::redraw(GdkEventExpose */*bleh*/)
+{
+ const int w(get_width()),h(get_height());
+
+ Gdk::Color color;
+
+ Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
+
+ int i;
+
+ // Draw the gradient
+ for(i=0;i<w;i++)
+ {
+ color.set_rgb(i*65536/w,i*65536/w,i*65536/w);
+
+ gc->set_rgb_fg_color(color);
+ get_window()->draw_rectangle(gc, true, i, 0, 1, h);
+ }
+
+ // Draw a frame
+ gc->set_rgb_fg_color(Gdk::Color("#000000"));
+ get_window()->draw_rectangle(gc, false, 0, 0, w-1, h-1);
+
+ // Draw the position of the current value
+ i=(int)(level*w+0.5);
+ gc->set_rgb_fg_color(Gdk::Color("#ff0000"));
+ get_window()->draw_rectangle(gc, true, i, 1, 1, h-1);
+
+ // Print out the value
+ Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_pango_context()));
+ layout->set_text(etl::strprintf("%0.01f%%",level*100.0f));
+ layout->set_alignment(Pango::ALIGN_CENTER);
+ gc->set_rgb_fg_color(Gdk::Color("#a00000"));
+ get_window()->draw_layout(gc, w/2, 4, layout);
+
+ return true;
+}
+
+
+
+bool
+BlackLevelSelector::on_event(GdkEvent *event)
+{
+ int x(round_to_int(event->button.x));
+ //int y(round_to_int(event->button.y));
+
+ switch(event->type)
+ {
+ case GDK_MOTION_NOTIFY:
+ level=(float)x/(float)get_width();
+ if(level<0.0f)level=0.0f;
+ if(level>1.0f)level=1.0f;
+ signal_value_changed_();
+ queue_draw();
+ return true;
+ break;
+ case GDK_BUTTON_PRESS:
+ case GDK_BUTTON_RELEASE:
+ if(event->button.button==1)
+ {
+ level=(float)x/(float)get_width();
+ if(level<0.0f)level=0.0f;
+ if(level>1.0f)level=1.0f;
+ signal_value_changed_();
+ queue_draw();
+ return true;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return false;
+}
+
+
+void
+Dialog_Setup::set_time_format(Time::Format x)
+{
+ time_format=x;
+ if(x<=Time::FORMAT_VIDEO)
+ timestamp_optionmenu.set_history(0);
+ else
+ {
+ if(x==(Time::FORMAT_NOSPACES|Time::FORMAT_FULL))
+ timestamp_optionmenu.set_history(4);
+ else if(x==(Time::FORMAT_FULL))
+ timestamp_optionmenu.set_history(3);
+ else if(x==(Time::FORMAT_NOSPACES))
+ timestamp_optionmenu.set_history(2);
+ else
+ timestamp_optionmenu.set_history(1);
+ }
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+RedBlueLevelSelector::RedBlueLevelSelector()
+{
+ set_size_request(-1,24);
+ signal_expose_event().connect(sigc::mem_fun(*this, &studio::RedBlueLevelSelector::redraw));
+
+ add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
+ add_events(Gdk::BUTTON1_MOTION_MASK);
+ add_events(Gdk::BUTTON1_MOTION_MASK);
+}
+
+RedBlueLevelSelector::~RedBlueLevelSelector()
+{
+}
+
+bool
+RedBlueLevelSelector::redraw(GdkEventExpose */*bleh*/)
+{
+ const int w(get_width()),h(get_height());
+
+ Gdk::Color color;
+
+ Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(get_window()));
+
+ int i;
+
+ // Draw the gradient
+ for(i=0;i<w;i++)
+ {
+ float red_blue(((float(i)/float(w)+0.5f)-1.0f)/2.0f+1.0f);
+ float blue_red(2.0f-(red_blue));
+ if(red_blue>1.0f)red_blue=1.0f;
+ if(blue_red>1.0f)blue_red=1.0f;
+
+ color.set_rgb(
+ round_to_int(min(red_blue,1.0f)*65535),
+ round_to_int(sqrt(min(red_blue,blue_red))*65535),
+ round_to_int(min(blue_red,1.0f)*65535)
+ );
+
+ gc->set_rgb_fg_color(color);
+ get_window()->draw_rectangle(gc, true, i, 0, 1, h);
+ }
+
+ // Draw a frame
+ gc->set_rgb_fg_color(Gdk::Color("#000000"));
+ get_window()->draw_rectangle(gc, false, 0, 0, w-1, h-1);
+
+ // Draw the position of the current value
+ i=(int)(((level-1.0f)*2.0f+1.0f-0.5f)*w+0.5);
+ gc->set_rgb_fg_color(Gdk::Color("#00ff00"));
+ get_window()->draw_rectangle(gc, true, i, 1, 1, h-1);
+
+ // Print out the value
+ Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_pango_context()));
+ layout->set_text(etl::strprintf("%0.02f",level));
+ layout->set_alignment(Pango::ALIGN_CENTER);
+ gc->set_rgb_fg_color(Gdk::Color("#a00000"));
+ get_window()->draw_layout(gc, w/2, 4, layout);
+
+ return true;
+}
+
+
+
+bool
+RedBlueLevelSelector::on_event(GdkEvent *event)
+{
+ int x(round_to_int(event->button.x));
+ //int y(round_to_int(event->button.y));
+
+ switch(event->type)
+ {
+ case GDK_MOTION_NOTIFY:
+ level=(((float)(x)/(float)get_width()+0.5)-1.0f)/2.0f+1.0f;
+ if(level<0.5f)level=0.5f;
+ if(level>1.5f)level=1.5f;
+ signal_value_changed_();
+ queue_draw();
+ return true;
+ break;
+ case GDK_BUTTON_PRESS:
+ case GDK_BUTTON_RELEASE:
+ if(event->button.button==1)
+ {
+ level=(((float)(x)/(float)get_width()+0.5)-1.0f)/2.0f+1.0f;
+ if(level<0.5f)level=0.5f;
+ if(level>1.5f)level=1.5f;
+ signal_value_changed_();
+ queue_draw();
+ return true;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return false;
+}