#ifdef HAVE_CONFIG_H

# include "config.h"

#endif

#include <glibmm/i18n.h>

#include "arc-toolbar.h"

#include "desktop.h"

#include "document-undo.h"

#include "widgets/ege-adjustment-action.h"

#include "widgets/ege-output-action.h"

#include "widgets/ege-select-one-action.h"

#include "widgets/ink-action.h"

#include "mod360.h"

#include "preferences.h"

#include "selection.h"

#include "sp-ellipse.h"

#include "toolbox.h"

#include "ui/icon-names.h"

#include "ui/uxmanager.h"

#include "ui/tools/arc-tool.h"

#include "verbs.h"

#include "widgets/spinbutton-events.h"

#include "xml/node-event-vector.h"

#include "xml/repr.h"

using Inkscape::UI::UXManager;

using Inkscape::DocumentUndo;

using Inkscape::UI::ToolboxFactory;

using Inkscape::UI::PrefPusher;

static void sp_arctb_sensitivize( GObject *tbl, double v1, double v2 )

{

GtkAction *ocb = GTK_ACTION( g_object_get_data( tbl, "open_action" ) );

GtkAction *make_whole = GTK_ACTION( g_object_get_data( tbl, "make_whole" ) );

if (v1 == 0 && v2 == 0) {

if (g_object_get_data( tbl, "single" )) { // only for a single selected ellipse (for now)

gtk_action_set_sensitive( ocb, FALSE );

gtk_action_set_sensitive( make_whole, FALSE );

}

} else {

gtk_action_set_sensitive( ocb, TRUE );

gtk_action_set_sensitive( make_whole, TRUE );

}

}

static void

sp_arctb_startend_value_changed(GtkAdjustment *adj, GObject *tbl, gchar const *value_name, gchar const *other_name)

{

SPDesktop *desktop = static_cast<SPDesktop *>(g_object_get_data( tbl, "desktop" ));

if (DocumentUndo::getUndoSensitive(desktop->getDocument())) {

Inkscape::Preferences *prefs = Inkscape::Preferences::get();

prefs->setDouble(Glib::ustring("/tools/shapes/arc/") + value_name, gtk_adjustment_get_value(adj));

}

// quit if run by the attr_changed listener

if (g_object_get_data( tbl, "freeze" )) {

return;

}

// in turn, prevent listener from responding

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(TRUE) );

gchar* namespaced_name = g_strconcat("sodipodi:", value_name, NULL);

bool modmade = false;

std::vector<SPItem*> itemlist=desktop->getSelection()->itemList();

for(std::vector<SPItem*>::const_iterator i=itemlist.begin();i!=itemlist.end();i++){

SPItem *item = *i;

if (SP_IS_GENERICELLIPSE(item)) {

SPGenericEllipse *ge = SP_GENERICELLIPSE(item);

if (!strcmp(value_name, "start")) {

ge->start = (gtk_adjustment_get_value(adj) * M_PI)/ 180;

} else {

ge->end = (gtk_adjustment_get_value(adj) * M_PI)/ 180;

}

ge->normalize();

(SP_OBJECT(ge))->updateRepr();

(SP_OBJECT(ge))->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);

modmade = true;

}

}

g_free(namespaced_name);

GtkAdjustment *other = GTK_ADJUSTMENT( g_object_get_data( tbl, other_name ) );

sp_arctb_sensitivize( tbl, gtk_adjustment_get_value(adj), gtk_adjustment_get_value(other) );

if (modmade) {

DocumentUndo::maybeDone(desktop->getDocument(), value_name, SP_VERB_CONTEXT_ARC,

_("Arc: Change start/end"));

}

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(FALSE) );

}

static void sp_arctb_start_value_changed(GtkAdjustment *adj, GObject *tbl)

{

sp_arctb_startend_value_changed(adj, tbl, "start", "end");

}

static void sp_arctb_end_value_changed(GtkAdjustment *adj, GObject *tbl)

{

sp_arctb_startend_value_changed(adj, tbl, "end", "start");

}

static void sp_arctb_open_state_changed( EgeSelectOneAction *act, GObject *tbl )

{

SPDesktop *desktop = static_cast<SPDesktop *>(g_object_get_data( tbl, "desktop" ));

if (DocumentUndo::getUndoSensitive(desktop->getDocument())) {

Inkscape::Preferences *prefs = Inkscape::Preferences::get();

prefs->setBool("/tools/shapes/arc/open", ege_select_one_action_get_active(act) != 0);

}

// quit if run by the attr_changed listener

if (g_object_get_data( tbl, "freeze" )) {

return;

}

// in turn, prevent listener from responding

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(TRUE) );

bool modmade = false;

if ( ege_select_one_action_get_active(act) != 0 ) {

std::vector<SPItem*> itemlist=desktop->getSelection()->itemList();

for(std::vector<SPItem*>::const_iterator i=itemlist.begin();i!=itemlist.end();i++){

SPItem *item = *i;

if (SP_IS_GENERICELLIPSE(item)) {

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

repr->setAttribute("sodipodi:open", "true");

item->updateRepr();

modmade = true;

}

}

} else {

std::vector<SPItem*> itemlist=desktop->getSelection()->itemList();

for(std::vector<SPItem*>::const_iterator i=itemlist.begin();i!=itemlist.end();i++){

SPItem *item = *i;

if (SP_IS_GENERICELLIPSE(item)) {

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

repr->setAttribute("sodipodi:open", NULL);

item->updateRepr();

modmade = true;

}

}

}

if (modmade) {

DocumentUndo::done(desktop->getDocument(), SP_VERB_CONTEXT_ARC,

_("Arc: Change open/closed"));

}

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(FALSE) );

}

static void sp_arctb_defaults(GtkWidget *, GObject *obj)

{

GtkAdjustment *adj;

adj = GTK_ADJUSTMENT( g_object_get_data(obj, "start") );

gtk_adjustment_set_value(adj, 0.0);

gtk_adjustment_value_changed(adj);

adj = GTK_ADJUSTMENT( g_object_get_data(obj, "end") );

gtk_adjustment_set_value(adj, 0.0);

gtk_adjustment_value_changed(adj);

spinbutton_defocus(GTK_WIDGET(obj));

}

static void arc_tb_event_attr_changed(Inkscape::XML::Node *repr, gchar const * /*name*/,

gchar const * /*old_value*/, gchar const * /*new_value*/,

bool /*is_interactive*/, gpointer data)

{

GObject *tbl = G_OBJECT(data);

// quit if run by the _changed callbacks

if (g_object_get_data( tbl, "freeze" )) {

return;

}

// in turn, prevent callbacks from responding

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(TRUE) );

gdouble start = 0.;

gdouble end = 0.;

sp_repr_get_double(repr, "sodipodi:start", &start);

sp_repr_get_double(repr, "sodipodi:end", &end);

GtkAdjustment *adj1,*adj2;

adj1 = GTK_ADJUSTMENT( g_object_get_data( tbl, "start" ) );

gtk_adjustment_set_value(adj1, mod360((start * 180)/M_PI));

adj2 = GTK_ADJUSTMENT( g_object_get_data( tbl, "end" ) );

gtk_adjustment_set_value(adj2, mod360((end * 180)/M_PI));

sp_arctb_sensitivize( tbl, gtk_adjustment_get_value(adj1), gtk_adjustment_get_value(adj2) );

char const *openstr = NULL;

openstr = repr->attribute("sodipodi:open");

EgeSelectOneAction *ocb = EGE_SELECT_ONE_ACTION( g_object_get_data( tbl, "open_action" ) );

if (openstr) {

ege_select_one_action_set_active( ocb, 1 );

} else {

ege_select_one_action_set_active( ocb, 0 );

}

g_object_set_data( tbl, "freeze", GINT_TO_POINTER(FALSE) );

}

static Inkscape::XML::NodeEventVector arc_tb_repr_events = {

NULL, /* child_added */

NULL, /* child_removed */

arc_tb_event_attr_changed,

NULL, /* content_changed */

NULL /* order_changed */

};

static void sp_arc_toolbox_selection_changed(Inkscape::Selection *selection, GObject *tbl)

{

int n_selected = 0;

Inkscape::XML::Node *repr = NULL;

purge_repr_listener( tbl, tbl );

std::vector<SPItem*> itemlist=selection->itemList();

for(std::vector<SPItem*>::const_iterator i=itemlist.begin();i!=itemlist.end();i++){

SPItem *item = *i;

if (SP_IS_GENERICELLIPSE(item)) {

n_selected++;

repr = item->getRepr();

}

}

EgeOutputAction* act = EGE_OUTPUT_ACTION( g_object_get_data( tbl, "mode_action" ) );

g_object_set_data( tbl, "single", GINT_TO_POINTER(FALSE) );

if (n_selected == 0) {

g_object_set( G_OBJECT(act), "label", _("<b>New:</b>"), NULL );

} else if (n_selected == 1) {

g_object_set_data( tbl, "single", GINT_TO_POINTER(TRUE) );

g_object_set( G_OBJECT(act), "label", _("<b>Change:</b>"), NULL );

if (repr) {

g_object_set_data( tbl, "repr", repr );

Inkscape::GC::anchor(repr);

sp_repr_add_listener(repr, &arc_tb_repr_events, tbl);

sp_repr_synthesize_events(repr, &arc_tb_repr_events, tbl);

}

} else {

// FIXME: implement averaging of all parameters for multiple selected

//gtk_label_set_markup(GTK_LABEL(l), _("<b>Average:</b>"));

g_object_set( G_OBJECT(act), "label", _("<b>Change:</b>"), NULL );

sp_arctb_sensitivize( tbl, 1, 0 );

}

}

static void arc_toolbox_check_ec(SPDesktop* dt, Inkscape::UI::Tools::ToolBase* ec, GObject* holder);

void sp_arc_toolbox_prep(SPDesktop *desktop, GtkActionGroup* mainActions, GObject* holder)

{

Inkscape::Preferences *prefs = Inkscape::Preferences::get();

EgeAdjustmentAction* eact = 0;

Inkscape::IconSize secondarySize = ToolboxFactory::prefToSize("/toolbox/secondary", 1);

{

EgeOutputAction* act = ege_output_action_new( "ArcStateAction", _("<b>New:</b>"), "", 0 );

ege_output_action_set_use_markup( act, TRUE );

gtk_action_group_add_action( mainActions, GTK_ACTION( act ) );

g_object_set_data( holder, "mode_action", act );

}

/* Start */

{

eact = create_adjustment_action( "ArcStartAction",

_("Start"), _("Start:"),

_("The angle (in degrees) from the horizontal to the arc's start point"),

"/tools/shapes/arc/start", 0.0,

GTK_WIDGET(desktop->canvas), holder, TRUE, "altx-arc",

-360.0, 360.0, 1.0, 10.0,

0, 0, 0,

sp_arctb_start_value_changed);

gtk_action_group_add_action( mainActions, GTK_ACTION(eact) );

}

/* End */

{

eact = create_adjustment_action( "ArcEndAction",

_("End"), _("End:"),

_("The angle (in degrees) from the horizontal to the arc's end point"),

"/tools/shapes/arc/end", 0.0,

GTK_WIDGET(desktop->canvas), holder, FALSE, NULL,

-360.0, 360.0, 1.0, 10.0,

0, 0, 0,

sp_arctb_end_value_changed);

gtk_action_group_add_action( mainActions, GTK_ACTION(eact) );

}

/* Segments / Pie checkbox */

{

GtkListStore* model = gtk_list_store_new( 3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING );

GtkTreeIter iter;

gtk_list_store_append( model, &iter );

gtk_list_store_set( model, &iter,

0, _("Closed arc"),

1, _("Switch to segment (closed shape with two radii)"),

2, INKSCAPE_ICON("draw-ellipse-segment"),

-1 );

gtk_list_store_append( model, &iter );

gtk_list_store_set( model, &iter,

0, _("Open Arc"),

1, _("Switch to arc (unclosed shape)"),

2, INKSCAPE_ICON("draw-ellipse-arc"),

-1 );

EgeSelectOneAction* act = ege_select_one_action_new( "ArcOpenAction", (""), (""), NULL, GTK_TREE_MODEL(model) );

gtk_action_group_add_action( mainActions, GTK_ACTION(act) );

g_object_set_data( holder, "open_action", act );

ege_select_one_action_set_appearance( act, "full" );

ege_select_one_action_set_radio_action_type( act, INK_RADIO_ACTION_TYPE );

g_object_set( G_OBJECT(act), "icon-property", "iconId", NULL );

ege_select_one_action_set_icon_column( act, 2 );

ege_select_one_action_set_icon_size( act, secondarySize );

ege_select_one_action_set_tooltip_column( act, 1 );

bool isClosed = !prefs->getBool("/tools/shapes/arc/open", false);

ege_select_one_action_set_active( act, isClosed ? 0 : 1 );

g_signal_connect_after( G_OBJECT(act), "changed", G_CALLBACK(sp_arctb_open_state_changed), holder );

}

/* Make Whole */

{

InkAction* inky = ink_action_new( "ArcResetAction",

_("Make whole"),

_("Make the shape a whole ellipse, not arc or segment"),

INKSCAPE_ICON("draw-ellipse-whole"),

secondarySize );

g_signal_connect_after( G_OBJECT(inky), "activate", G_CALLBACK(sp_arctb_defaults), holder );

gtk_action_group_add_action( mainActions, GTK_ACTION(inky) );

gtk_action_set_sensitive( GTK_ACTION(inky), TRUE );

g_object_set_data( holder, "make_whole", inky );

}

g_object_set_data( G_OBJECT(holder), "single", GINT_TO_POINTER(TRUE) );

// sensitivize make whole and open checkbox

{

GtkAdjustment *adj1 = GTK_ADJUSTMENT( g_object_get_data( holder, "start" ) );

GtkAdjustment *adj2 = GTK_ADJUSTMENT( g_object_get_data( holder, "end" ) );

sp_arctb_sensitivize( holder, gtk_adjustment_get_value(adj1), gtk_adjustment_get_value(adj2) );

}

desktop->connectEventContextChanged(sigc::bind(sigc::ptr_fun(arc_toolbox_check_ec), holder));

g_signal_connect( holder, "destroy", G_CALLBACK(purge_repr_listener), holder );

}

static void arc_toolbox_check_ec(SPDesktop* desktop, Inkscape::UI::Tools::ToolBase* ec, GObject* holder)

{

static sigc::connection changed;

if (SP_IS_ARC_CONTEXT(ec)) {

changed = desktop->getSelection()->connectChanged(sigc::bind(sigc::ptr_fun(sp_arc_toolbox_selection_changed), holder));

sp_arc_toolbox_selection_changed(desktop->getSelection(), holder);

} else {

if (changed)

changed.disconnect();

}

}