#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <glibmm/i18n.h>

#include "helper/units.h"

#include "widgets/ruler.h"

#include "ui/widget/ruler.h"

#include "xml/repr.h"

#include "display/sp-canvas.h"

#include "display/guideline.h"

#include "desktop.h"

#include "desktop-handles.h"

#include "document.h"

#include "document-undo.h"

#include "sp-namedview.h"

#include "verbs.h"

namespace Inkscape {

namespace UI {

namespace Widget {

Ruler::init(SPDesktop *dt, Gtk::Widget &w)

{

_dt = dt;

_canvas_widget = &w;

_dragging = false;

_guide = 0;

sp_ruler_set_metric(GTK_DEPRECATED_RULER(_r->gobj()), SP_PT);

_r->set_range(-500, 500, 0, 1000);

}

Ruler::get_range(double &lo, double &up, double &pos, double &max)

{

_r->get_range(lo, up, pos, max);

}

Ruler::set_range(double lo, double up, double pos, double max)

{

_r->set_range(lo, up, pos, max);

}

Ruler::update_metric()

{

if (!_dt) return;

sp_ruler_set_metric(GTK_DEPRECATED_RULER(_r->gobj()), _dt->namedview->getDefaultMetric());

}

Glib::ustring

Ruler::get_tip()

{

return gettext(sp_unit_get_plural( _dt

? _dt->namedview->doc_units

: &sp_unit_get_by_id(SP_UNIT_PT) ));

}

Ruler::canvas_get_pointer(int &x, int &y)

{

Gdk::ModifierType mask;

(void) _canvas_widget->get_window()->get_pointer(x, y, mask);

}

Geom::Point

Ruler::get_event_dt()

{

int wx, wy;

canvas_get_pointer(wx, wy);

Geom::Point const event_win(wx, wy);

Geom::Point const event_w(sp_canvas_window_to_world(_dt->canvas, event_win));

return _dt->w2d(event_w);

}

Ruler::on_button_press_event(GdkEventButton *evb)

{

g_assert(_dt);

Geom::Point const &event_dt = get_event_dt();

Inkscape::XML::Node *repr = _dt->namedview->getRepr();

if (evb->button == 1) {

_dragging = true;

sp_repr_set_boolean(repr, "showguides", TRUE);

sp_repr_set_boolean(repr, "inkscape:guide-bbox", TRUE);

_guide = sp_guideline_new(_dt->guides, NULL, event_dt, _horiz_f ? Geom::Point(0.,1.) : Geom::Point(1.,0.));

sp_guideline_set_color(SP_GUIDELINE(_guide), _dt->namedview->guidehicolor);

(void) get_window()->pointer_grab(false,

Gdk::BUTTON_RELEASE_MASK |

Gdk::POINTER_MOTION_MASK |

Gdk::POINTER_MOTION_HINT_MASK,

evb->time);

}

return false;

}

Ruler::on_motion_notify_event(GdkEventMotion *)

{

g_assert(_dt);

Geom::Point const &event_dt = get_event_dt();

if (_dragging) {

sp_guideline_set_position(SP_GUIDELINE(_guide), event_dt);

_dt->set_coordinate_status(event_dt);

_dt->setPosition(event_dt);

}

return false;

}

Ruler::on_button_release_event(GdkEventButton *evb)

{

g_assert(_dt);

int wx, wy;

canvas_get_pointer(wx, wy);

Geom::Point const &event_dt = get_event_dt();

if (_dragging && evb->button == 1) {

Gdk::Window::pointer_ungrab(evb->time);

gtk_object_destroy(GTK_OBJECT(_guide));

_guide = 0;

_dragging = false;

if ( (_horiz_f ? wy : wx ) >= 0 ) {

Inkscape::XML::Document *xml_doc = _dt->doc()->getReprDoc();

Inkscape::XML::Node *repr = xml_doc->createElement("sodipodi:guide");

repr->setAttribute("orientation", _horiz_f ? "horizontal" : "vertical");

double const guide_pos_dt = event_dt[ _horiz_f ? Geom::Y : Geom::X ];

sp_repr_set_svg_double(repr, "position", guide_pos_dt);

_dt->namedview->getRepr()->appendChild(repr);

Inkscape::GC::release(repr);

DocumentUndo::done(sp_desktop_document(_dt), SP_VERB_NONE,

/* TODO: annotate */ "ruler.cpp:157");

}

_dt->set_coordinate_status(event_dt);

}

return false;

}

HRuler::HRuler()

{

_dt = 0;

_r = static_cast<Gtk::Deprecated::HRuler*>(Glib::wrap(static_cast<GtkWidget*> (sp_hruler_new())));

add(*_r);

_horiz_f = true;

}

HRuler::~HRuler()

{

}

VRuler::VRuler()

{

_dt = 0;

_r = static_cast<Gtk::Deprecated::VRuler*>(Glib::wrap(static_cast<GtkWidget*> (sp_vruler_new())));

add(*_r);

_horiz_f = false;

}

VRuler::~VRuler()

{

}

}}}