#ifdef HAVE_CONFIG_H

# include <config.h>

#endif

#include <gtkmm.h>

#include "ui/widget/color-picker.h"

#include "ui/widget/scalar-unit.h"

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

#include "helper/units.h"

#include "prefs-utils.h"

#include "inkscape.h"

#include "verbs.h"

#include "document.h"

#include "desktop-handles.h"

#include "desktop.h"

#include "sp-namedview.h"

#include "widgets/icon.h"

#include "document-properties.h"

#include "display/canvas-grid.h"

using std::pair;

namespace Inkscape {

namespace UI {

namespace Dialog {

#define SPACE_SIZE_X 15

#define SPACE_SIZE_Y 10

#define INKSCAPE_ICON_GRID_XY "grid_xy"

#define INKSCAPE_ICON_GRID_AXONOM "grid_axonom"

static void on_child_added(Inkscape::XML::Node *repr, Inkscape::XML::Node *child, Inkscape::XML::Node *ref, void * data);

static void on_child_removed(Inkscape::XML::Node *repr, Inkscape::XML::Node *child, Inkscape::XML::Node *ref, void * data);

static void on_repr_attr_changed (Inkscape::XML::Node *, gchar const *, gchar const *, gchar const *, bool, gpointer);

static Inkscape::XML::NodeEventVector const _repr_events = {

on_child_added, /* child_added */

on_child_removed, /* child_removed */

on_repr_attr_changed,

NULL, /* content_changed */

NULL /* order_changed */

};

DocumentProperties &

DocumentProperties::getInstance()

{

DocumentProperties &instance = *new DocumentProperties();

instance.init();

return instance;

}

DocumentProperties::DocumentProperties()

: UI::Widget::Panel ("", "dialogs.documentoptions", SP_VERB_DIALOG_NAMEDVIEW),

_page_page(1, 1), _page_guides(1, 1),

_page_snap(1, 1), _page_snap_dtls(1, 1),

//---------------------------------------------------------------

_rcb_canb(_("Show page _border"), _("If set, rectangular page border is shown"), "showborder", _wr, false),

_rcb_bord(_("Border on _top of drawing"), _("If set, border is always on top of the drawing"), "borderlayer", _wr, false),

_rcb_shad(_("_Show border shadow"), _("If set, page border shows a shadow on its right and lower side"), "inkscape:showpageshadow", _wr, false),

_rcp_bg(_("Back_ground:"), _("Background color"), _("Color and transparency of the page background (also used for bitmap export)"), "pagecolor", "inkscape:pageopacity", _wr),

_rcp_bord(_("Border _color:"), _("Page border color"), _("Color of the page border"), "bordercolor", "borderopacity", _wr),

//---------------------------------------------------------------

//General snap options

_rcb_sgui(_("Show _guides"), _("Show or hide guides"), "showguides", _wr),

_rcbsng(_("_Snap guides while dragging"), _("While dragging a guide, snap to object nodes or bounding box corners ('Snap to nodes' or 'snap to bounding box corners' must be enabled in the 'Snap' tab; only a small part of the guide near the cursor will snap)"),

"inkscape:snap-guide", _wr),

_rcp_gui(_("Guide co_lor:"), _("Guideline color"), _("Color of guidelines"), "guidecolor", "guideopacity", _wr),

_rcp_hgui(_("_Highlight color:"), _("Highlighted guideline color"), _("Color of a guideline when it is under mouse"), "guidehicolor", "guidehiopacity", _wr),

//---------------------------------------------------------------

_rcbsg(_("_Enable snapping"), _("Toggle snapping on or off"), "inkscape:snap-global", _wr),

_rcbsnbb(_("_Bounding box corners"), _("Only available in the selector tool: snap bounding box corners to guides, to grids, and to other bounding boxes (but not to nodes or paths)"),

"inkscape:snap-bbox", _wr),

_rcbsnn(_("_Nodes"), _("Snap nodes (e.g. path nodes, special points in shapes, gradient handles, text base points, transformation origins, etc.) to guides, to grids, to paths and to other nodes"),

"inkscape:snap-nodes", _wr),

//Options for snapping to objects

_rcbsnop(_("Snap to path_s"), _("Snap nodes to object paths"), "inkscape:object-paths", _wr),

_rcbsnon(_("Snap to n_odes"), _("Snap nodes and guides to object nodes"), "inkscape:object-nodes", _wr),

_rcbsnbbp(_("Snap to bounding bo_x edges"), _("Snap bounding box corners and guides to bounding box edges"), "inkscape:bbox-paths", _wr),

_rcbsnbbn(_("Snap to bounding box co_rners"), _("Snap bounding box corners to other bounding box corners"), "inkscape:bbox-nodes", _wr),

//---------------------------------------------------------------

//Applies to both nodes and guides, but not to bboxes, that's why its located here

_rcbic( _("Rotation _center"), _("Consider the rotation center of an object when snapping"), "inkscape:snap-center", _wr),

_rcbsigg(_("_Grid with guides"), _("Snap to grid-guide intersections"), "inkscape:snap-intersection-grid-guide", _wr),

_rcbsils(_("_Line segments"), _("Snap to intersections of line segments ('snap to paths' must be enabled, see the previous tab)"),

"inkscape:snap-intersection-line-segments", _wr),

//---------------------------------------------------------------

_grids_label_crea("", Gtk::ALIGN_LEFT),

_grids_button_new(_("_New"), _("Create new grid.")),

_grids_button_remove(_("_Remove"), _("Remove selected grid.")),

_grids_label_def("", Gtk::ALIGN_LEFT),

//---------------------------------------------------------------

_prefs_path("dialogs.documentoptions")

{

_tt.enable();

_getContents()->set_spacing (4);

_getContents()->pack_start(_notebook, true, true);

_notebook.append_page(_page_page, _("Page"));

_notebook.append_page(_page_guides, _("Guides"));

_notebook.append_page(_grids_vbox, _("Grids"));

_notebook.append_page(_page_snap, _("Snap"));

_notebook.append_page(_page_snap_dtls, _("Snap points"));

build_page();

build_guides();

build_gridspage();

build_snap();

build_snap_dtls();

_grids_button_new.signal_clicked().connect(sigc::mem_fun(*this, &DocumentProperties::onNewGrid));

_grids_button_remove.signal_clicked().connect(sigc::mem_fun(*this, &DocumentProperties::onRemoveGrid));

signalDocumentReplaced().connect(sigc::mem_fun(*this, &DocumentProperties::_handleDocumentReplaced));

signalActivateDesktop().connect(sigc::mem_fun(*this, &DocumentProperties::_handleActivateDesktop));

signalDeactiveDesktop().connect(sigc::mem_fun(*this, &DocumentProperties::_handleDeactivateDesktop));

}

DocumentProperties::init()

{

update();

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(getDesktop()));

repr->addListener (&_repr_events, this);

Inkscape::XML::Node *root = SP_OBJECT_REPR(sp_desktop_document(getDesktop())->root);

root->addListener (&_repr_events, this);

show_all_children();

_grids_button_remove.hide();

}

DocumentProperties::~DocumentProperties()

{

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(getDesktop()));

repr->removeListenerByData (this);

Inkscape::XML::Node *root = SP_OBJECT_REPR(sp_desktop_document(getDesktop())->root);

root->removeListenerByData (this);

}

inline void

attach_all(Gtk::Table &table, Gtk::Widget *const arr[], unsigned const n, int start = 0)

{

for (unsigned i = 0, r = start; i < n; i += 2)

{

if (arr[i] && arr[i+1])

{

table.attach(*arr[i], 1, 2, r, r+1,

Gtk::FILL|Gtk::EXPAND, (Gtk::AttachOptions)0,0,0);

table.attach(*arr[i+1], 2, 3, r, r+1,

Gtk::FILL|Gtk::EXPAND, (Gtk::AttachOptions)0,0,0);

}

else

{

if (arr[i+1])

table.attach(*arr[i+1], 1, 3, r, r+1,

Gtk::FILL|Gtk::EXPAND, (Gtk::AttachOptions)0,0,0);

else if (arr[i])

{

Gtk::Label& label = reinterpret_cast<Gtk::Label&>(*arr[i]);

label.set_alignment (0.0);

table.attach (label, 0, 3, r, r+1,

Gtk::FILL|Gtk::EXPAND, (Gtk::AttachOptions)0,0,0);

}

else

{

Gtk::HBox *space = manage (new Gtk::HBox);

space->set_size_request (SPACE_SIZE_X, SPACE_SIZE_Y);

table.attach (*space, 0, 1, r, r+1,

(Gtk::AttachOptions)0, (Gtk::AttachOptions)0,0,0);

}

}

++r;

}

}

DocumentProperties::build_page()

{

_page_page.show();

_rum_deflt.init (_("Default _units:"), "inkscape:document-units", _wr);

Gtk::Label* label_gen = manage (new Gtk::Label);

label_gen->set_markup (_("<b>General</b>"));

Gtk::Label* label_bor = manage (new Gtk::Label);

label_bor->set_markup (_("<b>Border</b>"));

Gtk::Label *label_for = manage (new Gtk::Label);

label_for->set_markup (_("<b>Format</b>"));

_page_sizer.init (_wr);

Gtk::Widget *const widget_array[] =

{

label_gen, 0,

_rum_deflt._label, _rum_deflt._sel,

_rcp_bg._label, &_rcp_bg,

0, 0,

label_for, 0,

0, &_page_sizer,

0, 0,

label_bor, 0,

0, &_rcb_canb,

0, &_rcb_bord,

0, &_rcb_shad,

_rcp_bord._label, &_rcp_bord,

};

attach_all(_page_page.table(), widget_array, G_N_ELEMENTS(widget_array));

}

DocumentProperties::build_guides()

{

_page_guides.show();

Gtk::Label *label_gui = manage (new Gtk::Label);

label_gui->set_markup (_("<b>Guides</b>"));

Gtk::Widget *const widget_array[] =

{

label_gui, 0,

0, &_rcb_sgui,

_rcp_gui._label, &_rcp_gui,

_rcp_hgui._label, &_rcp_hgui,

0, &_rcbsng,

};

attach_all(_page_guides.table(), widget_array, G_N_ELEMENTS(widget_array));

}

DocumentProperties::build_snap()

{

_page_snap.show();

_rsu_sno.init (_("Snap _distance"), _("Snap only when _closer than:"),

_("Snapping distance, in screen pixels, for snapping to objects"),

_("If set, objects only snap to another object when it's within the range specified below"),

"objecttolerance", _wr);

//Options for snapping to grids

_rsu_sn.init (_("Snap d_istance"), _("Snap only when c_loser than:"),

_("Snapping distance, in screen pixels, for snapping to grid"),

_("If set, objects only snap to a grid line when it's within the range specified below"),

"gridtolerance", _wr);

//Options for snapping to guides

_rsu_gusn.init (_("Snap dist_ance"), _("Snap only when close_r than:"),

_("Snapping distance, in screen pixels, for snapping to guides"),

_("If set, objects only snap to a guide when it's within the range specified below"),

"guidetolerance", _wr);

//Other options to locate here: e.g. visual snapping indicators on/off

std::list<Gtk::ToggleButton*> slaves;

slaves.push_back(&_rcbsnop);

slaves.push_back(&_rcbsnon);

_rcbsnn.setSlaveButton(slaves);

slaves.clear();

slaves.push_back(&_rcbsnbbp);

slaves.push_back(&_rcbsnbbn);

_rcbsnbb.setSlaveButton(slaves);

slaves.clear();

slaves.push_back(&_rcbsnn);

slaves.push_back(&_rcbsnbb);

_rcbsg.setSlaveButton(slaves);

Gtk::Label *label_g = manage (new Gtk::Label);

label_g->set_markup (_("<b>Snapping</b>"));

Gtk::Label *label_w = manage (new Gtk::Label);

label_w->set_markup (_("<b>What snaps</b>"));

Gtk::Label *label_o = manage (new Gtk::Label);

label_o->set_markup (_("<b>Snap to objects</b>"));

Gtk::Label *label_gr = manage (new Gtk::Label);

label_gr->set_markup (_("<b>Snap to grids</b>"));

Gtk::Label *label_gu = manage (new Gtk::Label);

label_gu->set_markup (_("<b>Snap to guides</b>"));

Gtk::Widget *const array[] =

{

label_g, 0,

0, &_rcbsg,

0, 0,

label_w, 0,

0, &_rcbsnn,

0, &_rcbsnbb,

0, 0,

label_o, 0,

0, &_rcbsnop,

0, &_rcbsnon,

0, &_rcbsnbbp,

0, &_rcbsnbbn,

0, _rsu_sno._vbox,

0, 0,

label_gr, 0,

0, _rsu_sn._vbox,

0, 0,

label_gu, 0,

0, _rsu_gusn._vbox

};

attach_all(_page_snap.table(), array, G_N_ELEMENTS(array));

}

DocumentProperties::build_snap_dtls()

{

_page_snap_dtls.show();

//Other options to locate here: e.g. visual snapping indicators on/off

Gtk::Label *label_i= manage (new Gtk::Label);

label_i->set_markup (_("<b>Snapping to intersections of</b>"));

Gtk::Label *label_m = manage (new Gtk::Label);

label_m->set_markup (_("<b>Snapping to special nodes</b>"));

Gtk::Widget *const array[] =

{

label_i, 0,

0, &_rcbsigg,

0, &_rcbsils,

0, 0,

label_m, 0,

0, &_rcbic,

};

attach_all(_page_snap_dtls.table(), array, G_N_ELEMENTS(array));

}

DocumentProperties::update_gridspage()

{

SPDesktop *dt = getDesktop();

SPNamedView *nv = sp_desktop_namedview(dt);

//remove all tabs

while (_grids_notebook.get_n_pages() != 0) {

_grids_notebook.remove_page(-1); // this also deletes the page.

}

//add tabs

bool grids_present = false;

for (GSList const * l = nv->grids; l != NULL; l = l->next) {

Inkscape::CanvasGrid * grid = (Inkscape::CanvasGrid*) l->data;

if (!grid->repr->attribute("id")) continue; // update_gridspage is called again when "id" is added

Glib::ustring name(grid->repr->attribute("id"));

const char *icon = NULL;

switch (grid->getGridType()) {

case GRID_RECTANGULAR:

icon = INKSCAPE_ICON_GRID_XY;

break;

case GRID_AXONOMETRIC:

icon = INKSCAPE_ICON_GRID_AXONOM;

break;

default:

break;

}

_grids_notebook.append_page(*grid->newWidget(), _createPageTabLabel(name, icon));

grids_present = true;

}

_grids_notebook.show_all();

if (grids_present)

_grids_button_remove.show();

else

_grids_button_remove.hide();

}

DocumentProperties::build_gridspage()

{

/// \todo FIXME: gray out snapping when grid is off.

/// Dissenting view: you want snapping without grid.

SPDesktop *dt = getDesktop();

SPNamedView *nv = sp_desktop_namedview(dt);

_grids_label_crea.set_markup(_("<b>Creation</b>"));

_grids_label_def.set_markup(_("<b>Defined grids</b>"));

_grids_hbox_crea.pack_start(_grids_combo_gridtype, true, true);

_grids_hbox_crea.pack_start(_grids_button_new, true, true);

for (gint t = 0; t <= GRID_MAXTYPENR; t++) {

_grids_combo_gridtype.append_text( CanvasGrid::getName( (GridType) t ) );

}

_grids_combo_gridtype.set_active_text( CanvasGrid::getName(GRID_RECTANGULAR) );

_grids_space.set_size_request (SPACE_SIZE_X, SPACE_SIZE_Y);

_grids_vbox.set_spacing(4);

_grids_vbox.pack_start(_grids_label_crea, false, false);

_grids_vbox.pack_start(_grids_hbox_crea, false, false);

_grids_vbox.pack_start(_grids_space, false, false);

_grids_vbox.pack_start(_grids_label_def, false, false);

_grids_vbox.pack_start(_grids_notebook, false, false);

_grids_vbox.pack_start(_grids_button_remove, false, false);

_grids_button_remove.hide();

update_gridspage();

}

DocumentProperties::update()

{

if (_wr.isUpdating()) return;

SPDesktop *dt = getDesktop();

SPNamedView *nv = sp_desktop_namedview(dt);

_wr.setUpdating (true);

set_sensitive (true);

//-----------------------------------------------------------page page

_rcp_bg.setRgba32 (nv->pagecolor);

_rcb_canb.setActive (nv->showborder);

_rcb_bord.setActive (nv->borderlayer == SP_BORDER_LAYER_TOP);

_rcp_bord.setRgba32 (nv->bordercolor);

_rcb_shad.setActive (nv->showpageshadow);

if (nv->doc_units)

_rum_deflt.setUnit (nv->doc_units);

double const doc_w_px = sp_document_width(sp_desktop_document(dt));

double const doc_h_px = sp_document_height(sp_desktop_document(dt));

_page_sizer.setDim (doc_w_px, doc_h_px);

//-----------------------------------------------------------guide

_rcb_sgui.setActive (nv->showguides);

_rcp_gui.setRgba32 (nv->guidecolor);

_rcp_hgui.setRgba32 (nv->guidehicolor);

//-----------------------------------------------------------snap

_rcbsnbb.setActive (nv->snap_manager.getSnapModeBBox());

_rcbsnn.setActive (nv->snap_manager.getSnapModeNode());

_rcbsng.setActive (nv->snap_manager.getSnapModeGuide());

_rcbic.setActive (nv->snap_manager.getIncludeItemCenter());

_rcbsigg.setActive (nv->snap_manager.getSnapIntersectionGG());

_rcbsils.setActive (nv->snap_manager.getSnapIntersectionLS());

_rcbsnop.setActive(nv->snap_manager.object.getSnapToItemPath());

_rcbsnon.setActive(nv->snap_manager.object.getSnapToItemNode());

_rcbsnbbp.setActive(nv->snap_manager.object.getSnapToBBoxPath());

_rcbsnbbn.setActive(nv->snap_manager.object.getSnapToBBoxNode());

_rsu_sno.setValue (nv->objecttolerance);

_rsu_sn.setValue (nv->gridtolerance);

_rsu_gusn.setValue (nv->guidetolerance);

_rcbsg.setActive (nv->snap_manager.getSnapEnabledGlobally());

//-----------------------------------------------------------grids page

update_gridspage();

_wr.setUpdating (false);

}

Gtk::HBox&

DocumentProperties::_createPageTabLabel(const Glib::ustring& label, const char *label_image)

{

Gtk::HBox *_tab_label_box = manage(new Gtk::HBox(false, 0));

_tab_label_box->set_spacing(4);

_tab_label_box->pack_start(*Glib::wrap(sp_icon_new(Inkscape::ICON_SIZE_DECORATION,

label_image)));

Gtk::Label *_tab_label = manage(new Gtk::Label(label, true));

_tab_label_box->pack_start(*_tab_label);

_tab_label_box->show_all();

return *_tab_label_box;

}

DocumentProperties::on_response (int id)

{

if (id == Gtk::RESPONSE_DELETE_EVENT || id == Gtk::RESPONSE_CLOSE)

{

_rcp_bg.closeWindow();

_rcp_bord.closeWindow();

_rcp_gui.closeWindow();

_rcp_hgui.closeWindow();

}

if (id == Gtk::RESPONSE_CLOSE)

hide();

}

DocumentProperties::_handleDocumentReplaced(SPDesktop* desktop, SPDocument *document)

{

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(desktop));

repr->addListener(&_repr_events, this);

Inkscape::XML::Node *root = SP_OBJECT_REPR(document->root);

root->addListener(&_repr_events, this);

update();

}

DocumentProperties::_handleActivateDesktop(Inkscape::Application *, SPDesktop *desktop)

{

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(desktop));

repr->addListener(&_repr_events, this);

Inkscape::XML::Node *root = SP_OBJECT_REPR(sp_desktop_document(desktop)->root);

root->addListener(&_repr_events, this);

update();

}

DocumentProperties::_handleDeactivateDesktop(Inkscape::Application *, SPDesktop *desktop)

{

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(desktop));

repr->removeListenerByData(this);

Inkscape::XML::Node *root = SP_OBJECT_REPR(sp_desktop_document(desktop)->root);

root->removeListenerByData(this);

}

static void

on_child_added(Inkscape::XML::Node */*repr*/, Inkscape::XML::Node */*child*/, Inkscape::XML::Node */*ref*/, void *data)

{

if (DocumentProperties *dialog = static_cast<DocumentProperties *>(data))

dialog->update_gridspage();

}

static void

on_child_removed(Inkscape::XML::Node */*repr*/, Inkscape::XML::Node */*child*/, Inkscape::XML::Node */*ref*/, void *data)

{

if (DocumentProperties *dialog = static_cast<DocumentProperties *>(data))

dialog->update_gridspage();

}

static void

on_repr_attr_changed (Inkscape::XML::Node *, gchar const *, gchar const *, gchar const *, bool, gpointer data)

{

if (DocumentProperties *dialog = static_cast<DocumentProperties *>(data))

dialog->update();

}

DocumentProperties::onNewGrid()

{

SPDesktop *dt = getDesktop();

Inkscape::XML::Node *repr = SP_OBJECT_REPR(sp_desktop_namedview(dt));

SPDocument *doc = sp_desktop_document(dt);

Glib::ustring typestring = _grids_combo_gridtype.get_active_text();

CanvasGrid::writeNewGridToRepr(repr, doc, CanvasGrid::getGridTypeFromName(typestring.c_str()));

// toggle grid showing to ON:

dt->showGrids(true);

}

DocumentProperties::onRemoveGrid()

{

gint pagenum = _grids_notebook.get_current_page();

if (pagenum == -1) // no pages

return;

SPDesktop *dt = getDesktop();

SPNamedView *nv = sp_desktop_namedview(dt);

Inkscape::CanvasGrid * found_grid = NULL;

int i = 0;

for (GSList const * l = nv->grids; l != NULL; l = l->next, i++) { // not a very nice fix, but works.

Inkscape::CanvasGrid * grid = (Inkscape::CanvasGrid*) l->data;

if (pagenum == i) {

found_grid = grid;

break; // break out of for-loop

}

}

if (found_grid) {

// delete the grid that corresponds with the selected tab

// when the grid is deleted from SVG, the SPNamedview handler automatically deletes the object, so found_grid becomes an invalid pointer!

found_grid->repr->parent()->removeChild(found_grid->repr);

sp_document_done(sp_desktop_document(dt), SP_VERB_DIALOG_NAMEDVIEW, _("Remove grid"));

}

}

} // namespace Dialog

} // namespace UI

} // namespace Inkscape