#ifdef HAVE_CONFIG_H

# include <config.h>

#endif

#include <gtkmm/adjustment.h>

#include <gtkmm/box.h>

#include <gtkmm/label.h>

#include <gtkmm/radiobutton.h>

#include <gtkmm/scale.h>

#include "xml/repr.h"

#include "svg/stringstream.h"

#include "inkscape.h"

#include "document.h"

#include "document-undo.h"

#include "desktop.h"

#include "sp-namedview.h"

#include "registry.h"

#include "tolerance-slider.h"

namespace Inkscape {

namespace UI {

namespace Widget {

ToleranceSlider::ToleranceSlider(const Glib::ustring& label1, const Glib::ustring& label2, const Glib::ustring& label3, const Glib::ustring& tip1, const Glib::ustring& tip2, const Glib::ustring& tip3, const Glib::ustring& key, Registry& wr)

: _vbox(0)

{

init(label1, label2, label3, tip1, tip2, tip3, key, wr);

}

ToleranceSlider::~ToleranceSlider()

{

if (_vbox) delete _vbox;

_scale_changed_connection.disconnect();

}

void ToleranceSlider::init (const Glib::ustring& label1, const Glib::ustring& label2, const Glib::ustring& label3, const Glib::ustring& tip1, const Glib::ustring& tip2, const Glib::ustring& tip3, const Glib::ustring& key, Registry& wr)

{

// hbox = label + slider

//

// e.g.

//

// snap distance |-------X---| 37

// vbox = checkbutton

// +

// hbox

_vbox = new Gtk::VBox;

_hbox = Gtk::manage(new Gtk::HBox);

Gtk::Label *theLabel1 = Gtk::manage(new Gtk::Label(label1));

theLabel1->set_use_underline();

theLabel1->set_alignment(0, 0.5);

// align the label with the checkbox text above by indenting 22 px.

_hbox->pack_start(*theLabel1, Gtk::PACK_EXPAND_WIDGET, 22);

#if WITH_GTKMM_3_0

_hscale = Gtk::manage(new Gtk::Scale(Gtk::ORIENTATION_HORIZONTAL));

_hscale->set_range(1.0, 51.0);

#else

_hscale = Gtk::manage (new Gtk::HScale (1.0, 51, 1.0));

#endif

theLabel1->set_mnemonic_widget (*_hscale);

_hscale->set_draw_value (true);

_hscale->set_value_pos (Gtk::POS_RIGHT);

_hscale->set_size_request (100, -1);

_old_val = 10;

_hscale->set_value (_old_val);

_hscale->set_tooltip_text (tip1);

_hbox->add (*_hscale);

Gtk::Label *theLabel2 = Gtk::manage(new Gtk::Label(label2));

theLabel2->set_use_underline();

Gtk::Label *theLabel3 = Gtk::manage(new Gtk::Label(label3));

theLabel3->set_use_underline();

_button1 = Gtk::manage(new Gtk::RadioButton);

_radio_button_group = _button1->get_group();

_button2 = Gtk::manage(new Gtk::RadioButton);

_button2->set_group(_radio_button_group);

_button1->set_tooltip_text (tip2);

_button2->set_tooltip_text (tip3);

_button1->add (*theLabel3);

_button1->set_alignment (0.0, 0.5);

_button2->add (*theLabel2);

_button2->set_alignment (0.0, 0.5);

_vbox->add (*_button1);

_vbox->add (*_button2);

// Here we need some extra pixels to get the vertical spacing right. Why?

_vbox->pack_end(*_hbox, true, true, 3); // add 3 px.

_key = key;

_scale_changed_connection = _hscale->signal_value_changed().connect (sigc::mem_fun (*this, &ToleranceSlider::on_scale_changed));

_btn_toggled_connection = _button2->signal_toggled().connect (sigc::mem_fun (*this, &ToleranceSlider::on_toggled));

_wr = &wr;

_vbox->show_all_children();

}

void ToleranceSlider::setValue (double val)

{

#if WITH_GTKMM_3_0

Glib::RefPtr<Gtk::Adjustment> adj = _hscale->get_adjustment();

#else

Gtk::Adjustment *adj = _hscale->get_adjustment();

#endif

adj->set_lower (1.0);

adj->set_upper (51.0);

adj->set_step_increment (1.0);

if (val > 9999.9) // magic value 10000.0

{

_button1->set_active (true);

_button2->set_active (false);

_hbox->set_sensitive (false);

val = 50.0;

}

else

{

_button1->set_active (false);

_button2->set_active (true);

_hbox->set_sensitive (true);

}

_hscale->set_value (val);

_hbox->show_all();

}

void ToleranceSlider::setLimits (double theMin, double theMax)

{

_hscale->set_range (theMin, theMax);

_hscale->get_adjustment()->set_step_increment (1);

}

void ToleranceSlider::on_scale_changed()

{

update (_hscale->get_value());

}

void ToleranceSlider::on_toggled()

{

if (!_button2->get_active())

{

_old_val = _hscale->get_value();

_hbox->set_sensitive (false);

_hbox->show_all();

setValue (10000.0);

update (10000.0);

}

else

{

_hbox->set_sensitive (true);

_hbox->show_all();

setValue (_old_val);

update (_old_val);

}

}

void ToleranceSlider::update (double val)

{

if (_wr->isUpdating())

return;

SPDesktop *dt = SP_ACTIVE_DESKTOP;

if (!dt)

return;

Inkscape::SVGOStringStream os;

os << val;

_wr->setUpdating (true);

SPDocument *doc = dt->getDocument();

bool saved = DocumentUndo::getUndoSensitive(doc);

DocumentUndo::setUndoSensitive(doc, false);

Inkscape::XML::Node *repr = dt->getNamedView()->getRepr();

repr->setAttribute(_key.c_str(), os.str().c_str());

DocumentUndo::setUndoSensitive(doc, saved);

doc->setModifiedSinceSave();

_wr->setUpdating (false);

}

} // namespace Dialog

} // namespace UI

} // namespace Inkscape