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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Author:
*
* Copyright (C) 2007 Nicholas Bishop <nicholasbishop@gmail.com>
* 2008 Felipe C. da S. Sanches <juca@members.fsf.org>
* 2017 Tavmjong Bah
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
/*
* Derived from and replaces SpinSlider
*/
#include "spin-scale.h"
#include <glibmm/i18n.h>
#include <glibmm/stringutils.h>
namespace Inkscape {
namespace UI {
namespace Widget {
SpinScale::SpinScale(const Glib::ustring label, double value,
double lower, double upper,
double step_increment, double page_increment, int digits,
const SPAttr a, const Glib::ustring tip_text)
: AttrWidget(a, value)
, _inkspinscale(value, lower, upper, step_increment, page_increment, 0)
{
set_name("SpinScale");
_inkspinscale.set_label (label);
_inkspinscale.set_digits (digits);
_inkspinscale.set_tooltip_text (tip_text);
_adjustment = _inkspinscale.get_adjustment();
signal_value_changed().connect(signal_attr_changed().make_slot());
pack_start(_inkspinscale);
show_all_children();
}
SpinScale::SpinScale(const Glib::ustring label,
Glib::RefPtr<Gtk::Adjustment> adjustment, int digits,
const SPAttr a, const Glib::ustring tip_text)
: AttrWidget(a, 0.0)
, _inkspinscale(adjustment)
{
set_name("SpinScale");
_inkspinscale.set_label (label);
_inkspinscale.set_digits (digits);
_inkspinscale.set_tooltip_text (tip_text);
_adjustment = _inkspinscale.get_adjustment();
signal_value_changed().connect(signal_attr_changed().make_slot());
pack_start(_inkspinscale);
show_all_children();
}
Glib::ustring SpinScale::get_as_attribute() const
{
const double val = _adjustment->get_value();
if( _inkspinscale.get_digits() == 0)
return Glib::Ascii::dtostr((int)val);
else
return Glib::Ascii::dtostr(val);
}
void SpinScale::set_from_attribute(SPObject* o)
{
const gchar* val = attribute_value(o);
if (val)
_adjustment->set_value(Glib::Ascii::strtod(val));
else
_adjustment->set_value(get_default()->as_double());
}
Glib::SignalProxy0<void> SpinScale::signal_value_changed()
{
return _adjustment->signal_value_changed();
}
double SpinScale::get_value() const
{
return _adjustment->get_value();
}
void SpinScale::set_value(const double val)
{
_adjustment->set_value(val);
}
void SpinScale::set_focuswidget(GtkWidget *widget)
{
_inkspinscale.set_focus_widget(widget);
}
const decltype(SpinScale::_adjustment) SpinScale::get_adjustment() const
{
return _adjustment;
}
decltype(SpinScale::_adjustment) SpinScale::get_adjustment()
{
return _adjustment;
}
DualSpinScale::DualSpinScale(const Glib::ustring label1, const Glib::ustring label2,
double value, double lower, double upper,
double step_increment, double page_increment, int digits,
const SPAttr a,
const Glib::ustring tip_text1, const Glib::ustring tip_text2)
: AttrWidget(a),
_s1(label1, value, lower, upper, step_increment, page_increment, digits, SPAttr::INVALID, tip_text1),
_s2(label2, value, lower, upper, step_increment, page_increment, digits, SPAttr::INVALID, tip_text2),
//TRANSLATORS: "Link" means to _link_ two sliders together
_link(C_("Sliders", "Link"))
{
set_name("DualSpinScale");
signal_value_changed().connect(signal_attr_changed().make_slot());
_s1.get_adjustment()->signal_value_changed().connect(_signal_value_changed.make_slot());
_s2.get_adjustment()->signal_value_changed().connect(_signal_value_changed.make_slot());
_s1.get_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &DualSpinScale::update_linked));
_link.signal_toggled().connect(sigc::mem_fun(*this, &DualSpinScale::link_toggled));
Gtk::Box* vb = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL));
vb->add(_s1);
vb->add(_s2);
pack_start(*vb);
pack_start(_link, false, false);
_link.set_active(true);
show_all();
}
Glib::ustring DualSpinScale::get_as_attribute() const
{
if(_link.get_active())
return _s1.get_as_attribute();
else
return _s1.get_as_attribute() + " " + _s2.get_as_attribute();
}
void DualSpinScale::set_from_attribute(SPObject* o)
{
const gchar* val = attribute_value(o);
if(val) {
// Split val into parts
gchar** toks = g_strsplit(val, " ", 2);
if(toks) {
double v1 = 0.0, v2 = 0.0;
if(toks[0])
v1 = v2 = Glib::Ascii::strtod(toks[0]);
if(toks[1])
v2 = Glib::Ascii::strtod(toks[1]);
_link.set_active(toks[1] == nullptr);
_s1.get_adjustment()->set_value(v1);
_s2.get_adjustment()->set_value(v2);
g_strfreev(toks);
}
}
}
sigc::signal<void>& DualSpinScale::signal_value_changed()
{
return _signal_value_changed;
}
const SpinScale& DualSpinScale::get_SpinScale1() const
{
return _s1;
}
SpinScale& DualSpinScale::get_SpinScale1()
{
return _s1;
}
const SpinScale& DualSpinScale::get_SpinScale2() const
{
return _s2;
}
SpinScale& DualSpinScale::get_SpinScale2()
{
return _s2;
}
void DualSpinScale::link_toggled()
{
_s2.set_sensitive(!_link.get_active());
update_linked();
}
void DualSpinScale::update_linked()
{
if(_link.get_active())
_s2.set_value(_s1.get_value());
}
} // namespace Widget
} // namespace UI
} // namespace Inkscape
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
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