// SPDX-License-Identifier: GPL-2.0-or-later /** \file * Desktop widget implementation */ /* Authors: * Lauris Kaplinski * MenTaLguY * bulia byak * Ralf Stephan * John Bintz * Johan Engelen * Jon A. Cruz * Abhishek Sharma * * Copyright (C) 2007 Johan Engelen * Copyright (C) 2006 John Bintz * Copyright (C) 2004 MenTaLguY * Copyright (C) 1999-2002 Lauris Kaplinski * Copyright (C) 2000-2001 Ximian, Inc. * * Released under GNU GPL v2+, read the file 'COPYING' for more information. */ #ifdef HAVE_CONFIG_H # include "config.h" // only include where actually required! #endif #include <2geom/rect.h> #include "attributes.h" #include "cms-system.h" #include "conn-avoid-ref.h" #include "desktop-events.h" #include "desktop-widget.h" #include "desktop.h" #include "document-undo.h" #include "ege-color-prof-tracker.h" #include "enums.h" #include "file.h" #include "inkscape-application.h" #include "inkscape-window.h" #include "inkscape-version.h" #include "display/control/canvas-axonomgrid.h" #include "display/control/canvas-item-drawing.h" #include "display/control/canvas-item-guideline.h" #include "extension/db.h" #include "object/sp-image.h" #include "object/sp-namedview.h" #include "object/sp-root.h" #include "ui/shortcuts.h" #include "ui/dialog/swatches.h" #include "ui/icon-loader.h" #include "ui/icon-names.h" #include "ui/monitor.h" // Monitor aspect ratio #include "ui/dialog/dialog-container.h" #include "ui/dialog/dialog-multipaned.h" #include "ui/dialog/dialog-window.h" #include "ui/tools/box3d-tool.h" #include "ui/tools/text-tool.h" #include "ui/util.h" #include "ui/widget/canvas.h" #include "ui/widget/canvas-grid.h" #include "ui/widget/combo-tool-item.h" #include "ui/widget/ink-ruler.h" #include "ui/widget/layer-selector.h" #include "ui/widget/page-selector.h" #include "ui/widget/selected-style.h" #include "ui/widget/spin-button-tool-item.h" #include "ui/widget/unit-tracker.h" #include "ui/themes.h" #include "util/units.h" // We're in the "widgets" directory, so no need to explicitly prefix these: #include "spw-utilities.h" #include "toolbox.h" #include "widget-sizes.h" #include "ui/widget/color-palette.h" #include "ui/widget/preview.h" #include "ui/dialog/color-item.h" #include "widgets/ege-paint-def.h" using Inkscape::DocumentUndo; using Inkscape::UI::Dialog::DialogContainer; using Inkscape::UI::Dialog::DialogMultipaned; using Inkscape::UI::Dialog::DialogWindow; using Inkscape::UI::Widget::UnitTracker; using Inkscape::UI::ToolboxFactory; using Inkscape::Util::unit_table; //--------------------------------------------------------------------- /* SPDesktopWidget */ class CMSPrefWatcher { public: CMSPrefWatcher() : _dpw(*this), _spw(*this), _tracker(ege_color_prof_tracker_new(nullptr)) { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this ); prefs->addObserver(_dpw); prefs->addObserver(_spw); } virtual ~CMSPrefWatcher() = default; //virtual void notify(PrefValue &); void add( SPDesktopWidget* dtw ) { _widget_list.push_back(dtw); } void remove( SPDesktopWidget* dtw ) { _widget_list.remove(dtw); } private: static void hook(EgeColorProfTracker *tracker, gint b, CMSPrefWatcher *watcher); class DisplayProfileWatcher : public Inkscape::Preferences::Observer { public: DisplayProfileWatcher(CMSPrefWatcher &pw) : Observer("/options/displayprofile"), _pw(pw) {} void notify(Inkscape::Preferences::Entry const &/*val*/) override { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); _pw._setCmsSensitive(!prefs->getString("/options/displayprofile/uri").empty()); _pw._refreshAll(); } private: CMSPrefWatcher &_pw; }; DisplayProfileWatcher _dpw; class SoftProofWatcher : public Inkscape::Preferences::Observer { public: SoftProofWatcher(CMSPrefWatcher &pw) : Observer("/options/softproof"), _pw(pw) {} void notify(Inkscape::Preferences::Entry const &) override { _pw._refreshAll(); } private: CMSPrefWatcher &_pw; }; SoftProofWatcher _spw; void _refreshAll(); void _setCmsSensitive(bool value); std::list _widget_list; EgeColorProfTracker *_tracker; friend class DisplayProfileWatcher; friend class SoftproofWatcher; }; void CMSPrefWatcher::hook(EgeColorProfTracker * /*tracker*/, gint monitor, CMSPrefWatcher * /*watcher*/) { unsigned char* buf = nullptr; guint len = 0; ege_color_prof_tracker_get_profile_for( monitor, reinterpret_cast(&buf), &len ); Glib::ustring id = Inkscape::CMSSystem::setDisplayPer( buf, len, monitor ); } void CMSPrefWatcher::_refreshAll() { for (auto & it : _widget_list) { it->requestCanvasUpdate(); } } void CMSPrefWatcher::_setCmsSensitive(bool enabled) { for ( auto dtw : _widget_list ) { auto cms_adj = dtw->get_canvas_grid()->GetCmsAdjust(); if ( cms_adj->get_sensitive() != enabled ) { dtw->cms_adjust_set_sensitive(enabled); } } } static CMSPrefWatcher* watcher = nullptr; SPDesktopWidget::SPDesktopWidget(InkscapeWindow* inkscape_window) : window (inkscape_window) { auto *const dtw = this; Inkscape::Preferences *prefs = Inkscape::Preferences::get(); /* Main table */ dtw->_vbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_VERTICAL)); dtw->_vbox->set_name("DesktopMainTable"); dtw->add(*dtw->_vbox); /* Status bar */ dtw->_statusbar = Gtk::manage(new Gtk::Box()); dtw->_statusbar->set_name("DesktopStatusBar"); dtw->_vbox->pack_end(*dtw->_statusbar, false, true); /* Swatch Bar */ dtw->_panels = Gtk::manage(new Inkscape::UI::Dialog::SwatchesPanel("/embedded/swatches")); dtw->_panels->set_vexpand(false); dtw->_vbox->pack_end(*dtw->_panels, false, true); /* DesktopHBox (Vertical toolboxes, canvas) */ dtw->_hbox = Gtk::manage(new Gtk::Box()); dtw->_hbox->set_name("DesktopHbox"); dtw->_tbbox = Gtk::manage(new Gtk::Paned(Gtk::ORIENTATION_HORIZONTAL)); dtw->_tbbox->set_name("ToolboxCanvasPaned"); dtw->_hbox->pack_start(*dtw->_tbbox, true, true); dtw->_vbox->pack_end(*dtw->_hbox, true, true); dtw->_top_toolbars = Gtk::make_managed(); dtw->_top_toolbars->set_name("TopToolbars"); dtw->_vbox->pack_end(*dtw->_top_toolbars, false, true); /* Toolboxes */ dtw->aux_toolbox = ToolboxFactory::createAuxToolbox(); dtw->snap_toolbox = ToolboxFactory::createSnapToolbox(); ToolboxFactory::setOrientation(dtw->snap_toolbox, GTK_ORIENTATION_HORIZONTAL); dtw->_top_toolbars->attach(*Glib::wrap(dtw->snap_toolbox), 1, 0, 1, 2); dtw->commands_toolbox = ToolboxFactory::createCommandsToolbox(); auto cmd = Glib::wrap(dtw->commands_toolbox); dtw->_top_toolbars->attach(*cmd, 0, 0); dtw->_top_toolbars->attach(*Glib::wrap(dtw->aux_toolbox), 0, 1); dtw->tool_toolbox = ToolboxFactory::createToolToolbox(inkscape_window); ToolboxFactory::setOrientation( dtw->tool_toolbox, GTK_ORIENTATION_VERTICAL ); dtw->_tbbox->pack1(*Glib::wrap(dtw->tool_toolbox), false, true); auto tbox_width = prefs->getEntry("/toolbox/tools/width"); if (tbox_width.isValid()) { _tbbox->set_position(tbox_width.getIntLimited(32, 8, 500)); } auto set_visible_buttons = [=](GtkWidget* tb) { int buttons_before_separator = 0; Gtk::Widget* last_sep = nullptr; Gtk::FlowBox* last_box = nullptr; sp_traverse_widget_tree(Glib::wrap(tb), [&](Gtk::Widget* widget) { if (auto flowbox = dynamic_cast(widget)) { flowbox->show(); flowbox->set_no_show_all(); flowbox->set_max_children_per_line(1); last_box = flowbox; } else if (auto btn = dynamic_cast(widget)) { auto name = sp_get_action_target(widget); auto show = prefs->getBool(ToolboxFactory::get_tool_visible_buttons_path(name), true); auto parent = btn->get_parent(); if (show) { parent->show(); ++buttons_before_separator; // keep the max_children up to date improves display. last_box->set_max_children_per_line(buttons_before_separator); last_sep = nullptr; } else { parent->hide(); } } else if (auto sep = dynamic_cast(widget)) { if (buttons_before_separator <= 0) { sep->hide(); } else { sep->show(); buttons_before_separator = 0; last_sep = sep; } } return false; }); if (last_sep) { // hide trailing separator last_sep->hide(); } }; auto set_toolbar_prefs = [=]() { int min = ToolboxFactory::min_pixel_size; int max = ToolboxFactory::max_pixel_size; int s = prefs->getIntLimited(ToolboxFactory::tools_icon_size, min, min, max); ToolboxFactory::set_icon_size(tool_toolbox, s); }; // watch for changes _tb_icon_sizes1 = prefs->createObserver(ToolboxFactory::tools_icon_size, [=]() { set_toolbar_prefs(); }); _tb_icon_sizes2 = prefs->createObserver(ToolboxFactory::ctrlbars_icon_size, [=]() { apply_ctrlbar_settings(); }); _tb_visible_buttons = prefs->createObserver(ToolboxFactory::tools_visible_buttons, [=]() { set_visible_buttons(tool_toolbox); }); // restore preferences set_toolbar_prefs(); apply_ctrlbar_settings(); set_visible_buttons(tool_toolbox); /* Canvas Grid (canvas, rulers, scrollbars, etc.) */ // desktop widgets owns it _canvas_grid = new Inkscape::UI::Widget::CanvasGrid(this); /* Canvas */ dtw->_canvas = _canvas_grid->GetCanvas(); dtw->_canvas->set_cms_active(prefs->getBool("/options/displayprofile/enable")); /* Dialog Container */ _container = Gtk::manage(new DialogContainer(inkscape_window)); _columns = _container->get_columns(); _columns->set_dropzone_sizes(2, -1); dtw->_tbbox->pack2(*_container, true, true); _canvas_grid->set_hexpand(true); _canvas_grid->set_vexpand(true); _columns->append(_canvas_grid); // --------------- Status Tool Bar ------------------// // Selected Style (Fill/Stroke/Opacity) dtw->_selected_style = Gtk::manage(new Inkscape::UI::Widget::SelectedStyle(true)); dtw->_statusbar->pack_start(*dtw->_selected_style, false, false); _selected_style->show_all(); _selected_style->set_no_show_all(); // Layer Selector _layer_selector = Gtk::manage(new Inkscape::UI::Widget::LayerSelector(nullptr)); // separate layer selector buttons from status text auto vseparator = Gtk::make_managed(Gtk::ORIENTATION_VERTICAL); vseparator->set_margin_end(6); vseparator->set_margin_top(6); vseparator->set_margin_bottom(6); _layer_selector->pack_end(*vseparator); _layer_selector->show_all(); _layer_selector->set_no_show_all(); dtw->_statusbar->pack_start(*_layer_selector, false, false, 1); // Select Status dtw->_select_status = Gtk::manage(new Gtk::Label()); dtw->_select_status->set_name("SelectStatus"); dtw->_select_status->set_ellipsize(Pango::ELLIPSIZE_END); dtw->_select_status->set_line_wrap(true); dtw->_select_status->set_lines(2); dtw->_select_status->set_halign(Gtk::ALIGN_START); dtw->_select_status->set_size_request(1, -1); // Display the initial welcome message in the statusbar dtw->_select_status->set_markup(_("Welcome to Inkscape! Use shape or freehand tools to create objects; use selector (arrow) to move or transform them.")); dtw->_statusbar->pack_start(*dtw->_select_status, true, true); dtw->_zoom_status_box = Gtk::make_managed(); // Zoom status spinbutton --------------- auto zoom_adj = Gtk::Adjustment::create(100.0, log(SP_DESKTOP_ZOOM_MIN)/log(2), log(SP_DESKTOP_ZOOM_MAX)/log(2), 0.1); dtw->_zoom_status = Gtk::manage(new Inkscape::UI::Widget::SpinButton(zoom_adj)); dtw->_zoom_status->set_defocus_widget(dtw->_canvas); dtw->_zoom_status->set_tooltip_text(_("Zoom")); dtw->_zoom_status->set_size_request(STATUS_ZOOM_WIDTH, -1); dtw->_zoom_status->set_width_chars(6); dtw->_zoom_status->set_numeric(false); dtw->_zoom_status->set_update_policy(Gtk::UPDATE_ALWAYS); // Callbacks dtw->_zoom_status_input_connection = dtw->_zoom_status->signal_input().connect(sigc::mem_fun(dtw, &SPDesktopWidget::zoom_input)); dtw->_zoom_status_output_connection = dtw->_zoom_status->signal_output().connect(sigc::mem_fun(dtw, &SPDesktopWidget::zoom_output)); dtw->_zoom_status_value_changed_connection = dtw->_zoom_status->signal_value_changed().connect(sigc::mem_fun(dtw, &SPDesktopWidget::zoom_value_changed)); dtw->_zoom_status_populate_popup_connection = dtw->_zoom_status->signal_populate_popup().connect(sigc::mem_fun(dtw, &SPDesktopWidget::zoom_populate_popup)); // Style auto css_provider_spinbutton = Gtk::CssProvider::create(); css_provider_spinbutton->load_from_data("* { padding-left: 2px; padding-right: 2px; padding-top: 0px; padding-bottom: 0px;}"); // Shouldn't this be in a style sheet? Used also by rotate. dtw->_zoom_status->set_name("ZoomStatus"); auto context_zoom = dtw->_zoom_status->get_style_context(); context_zoom->add_provider(css_provider_spinbutton, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); dtw->_rotation_status_box = Gtk::make_managed(); dtw->_rotation_status_box->set_margin_start(10); // Rotate status spinbutton --------------- auto rotation_adj = Gtk::Adjustment::create(0, -360.0, 360.0, 1.0); dtw->_rotation_status = Gtk::manage(new Inkscape::UI::Widget::SpinButton(rotation_adj)); // FIXME: This is a bit of a hack, to avoid the ExpressionEvaluator struggling to parse the // degree symbol. It would be better to improve ExpressionEvaluator so it copes dtw->_rotation_status->set_dont_evaluate(true); dtw->_rotation_status->set_defocus_widget(dtw->_canvas); dtw->_rotation_status->set_tooltip_text(_("Rotation. (Also Ctrl+Shift+Scroll)")); dtw->_rotation_status->set_size_request(STATUS_ROTATION_WIDTH, -1); dtw->_rotation_status->set_width_chars(7); dtw->_rotation_status->set_numeric(false); dtw->_rotation_status->set_digits(2); dtw->_rotation_status->set_increments(1.0, 15.0); dtw->_rotation_status->set_update_policy(Gtk::UPDATE_ALWAYS); // Callbacks dtw->_rotation_status_output_connection = dtw->_rotation_status->signal_output().connect(sigc::mem_fun(dtw, &SPDesktopWidget::rotation_output)); dtw->_rotation_status_value_changed_connection = dtw->_rotation_status->signal_value_changed().connect(sigc::mem_fun(dtw, &SPDesktopWidget::rotation_value_changed)); dtw->_rotation_status_populate_popup_connection = dtw->_rotation_status->signal_populate_popup().connect(sigc::mem_fun(dtw, &SPDesktopWidget::rotation_populate_popup)); // Style dtw->_rotation_status->set_name("RotationStatus"); auto context_rotation = dtw->_rotation_status->get_style_context(); context_rotation->add_provider(css_provider_spinbutton, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); // Cursor coordinates dtw->_coord_status = Gtk::manage(new Gtk::Grid()); dtw->_coord_status->set_name("CoordinateAndZStatus"); dtw->_coord_status->set_row_spacing(0); dtw->_coord_status->set_column_spacing(10); dtw->_coord_status->set_margin_end(10); auto sep = Gtk::manage(new Gtk::Separator(Gtk::ORIENTATION_VERTICAL)); sep->set_name("CoordinateSeparator"); dtw->_coord_status->attach(*sep, 0, 0, 1, 2); dtw->_coord_status->set_tooltip_text(_("Cursor coordinates")); auto label_x = Gtk::manage(new Gtk::Label(_("X:"))); auto label_y = Gtk::manage(new Gtk::Label(_("Y:"))); label_x->set_halign(Gtk::ALIGN_START); label_y->set_halign(Gtk::ALIGN_START); dtw->_coord_status->attach(*label_x, 1, 0, 1, 1); dtw->_coord_status->attach(*label_y, 1, 1, 1, 1); dtw->_coord_status_x = Gtk::manage(new Gtk::Label()); dtw->_coord_status_y = Gtk::manage(new Gtk::Label()); dtw->_coord_status_x->set_name("CoordinateStatusX"); dtw->_coord_status_y->set_name("CoordinateStatusY"); dtw->_coord_status_x->set_markup(" 0.00 "); dtw->_coord_status_y->set_markup(" 0.00 "); // TRANSLATORS: Abbreviation for canvas zoom level auto label_z = Gtk::manage(new Gtk::Label(C_("canvas", "Z:"))); label_z->set_name("ZLabel"); // TRANSLATORS: Abbreviation for canvas rotation auto label_r = Gtk::manage(new Gtk::Label(C_("canvas", "R:"))); label_r->set_name("RLabel"); dtw->_coord_status_x->set_halign(Gtk::ALIGN_END); dtw->_coord_status_y->set_halign(Gtk::ALIGN_END); dtw->_coord_status->attach(*dtw->_coord_status_x, 2, 0, 1, 1); dtw->_coord_status->attach(*dtw->_coord_status_y, 2, 1, 1, 1); dtw->_coord_status->show_all(); dtw->_coord_status->set_no_show_all(); dtw->_zoom_status_box->pack_start(*label_z, true, true); dtw->_zoom_status_box->pack_end(*dtw->_zoom_status, true, true); dtw->_zoom_status_box->show_all(); dtw->_rotation_status_box->pack_start(*label_r, true, true); dtw->_rotation_status_box->pack_end(*dtw->_rotation_status, true, true); dtw->_rotation_status_box->show_all(); dtw->_rotation_status_box->set_no_show_all(); dtw->_statusbar->pack_end(*dtw->_rotation_status_box, false, false); dtw->_statusbar->pack_end(*dtw->_zoom_status_box, false, false); dtw->_statusbar->pack_end(*dtw->_coord_status, false, false); update_statusbar_visibility(); _statusbar_preferences_observer = prefs->createObserver("/statusbar/visibility", [=]() { update_statusbar_visibility(); }); // --------------- Color Management ---------------- // dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(_layer_selector->gobj())); bool fromDisplay = prefs->getBool( "/options/displayprofile/from_display"); if ( fromDisplay ) { auto id = Inkscape::CMSSystem::getDisplayId(0); dtw->_canvas->set_cms_key(id); dtw->cms_adjust_set_sensitive(!id.empty()); } g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(SPDesktopWidget::color_profile_event), dtw ); // ------------------ Finish Up -------------------- // dtw->_vbox->show_all(); dtw->_canvas_grid->ShowCommandPalette(false); dtw->_canvas->grab_focus(); } void SPDesktopWidget::apply_ctrlbar_settings() { Inkscape::Preferences* prefs = Inkscape::Preferences::get(); int min = ToolboxFactory::min_pixel_size; int max = ToolboxFactory::max_pixel_size; int size = prefs->getIntLimited(ToolboxFactory::ctrlbars_icon_size, min, min, max); ToolboxFactory::set_icon_size(snap_toolbox, size); ToolboxFactory::set_icon_size(commands_toolbox, size); ToolboxFactory::set_icon_size(aux_toolbox, size); } void SPDesktopWidget::update_statusbar_visibility() { auto prefs = Inkscape::Preferences::get(); Glib::ustring path("/statusbar/visibility/"); _coord_status->set_visible(prefs->getBool(path + "coordinates", true)); _rotation_status_box->set_visible(prefs->getBool(path + "rotation", true)); _layer_selector->set_visible(prefs->getBool(path + "layer", true)); _selected_style->set_visible(prefs->getBool(path + "style", true)); } void SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message) { _select_status->set_markup(message ? message : ""); // make sure the important messages are displayed immediately! if (type == Inkscape::IMMEDIATE_MESSAGE && _select_status->get_is_drawable()) { _select_status->queue_draw(); } _select_status->set_tooltip_text(_select_status->get_text()); } Geom::Point SPDesktopWidget::window_get_pointer() { int x, y; auto window = _canvas->get_window(); auto display = window->get_display(); auto seat = display->get_default_seat(); auto device = seat->get_pointer(); Gdk::ModifierType m; window->get_device_position(device, x, y, m); return Geom::Point(x, y); } /** * Called before SPDesktopWidget destruction. * (Might be called more than once) */ void SPDesktopWidget::on_unrealize() { auto dtw = this; if (_tbbox) { Inkscape::Preferences::get()->setInt("/toolbox/tools/width", _tbbox->get_position()); } if (dtw->desktop) { if ( watcher ) { watcher->remove(dtw); } for (auto &conn : dtw->_connections) { conn.disconnect(); } // Canvas dtw->_canvas->set_drawing(nullptr); // Ensures deactivation dtw->_canvas->set_desktop(nullptr); // Todo: Remove desktop dependency. // Zoom dtw->_zoom_status_input_connection.disconnect(); dtw->_zoom_status_output_connection.disconnect(); g_signal_handlers_disconnect_by_data(G_OBJECT(dtw->_zoom_status->gobj()), dtw->_zoom_status->gobj()); dtw->_zoom_status_value_changed_connection.disconnect(); dtw->_zoom_status_populate_popup_connection.disconnect(); // Rotation dtw->_rotation_status_input_connection.disconnect(); dtw->_rotation_status_output_connection.disconnect(); g_signal_handlers_disconnect_by_data(G_OBJECT(dtw->_rotation_status->gobj()), dtw->_rotation_status->gobj()); dtw->_rotation_status_value_changed_connection.disconnect(); dtw->_rotation_status_populate_popup_connection.disconnect(); dtw->_panels->setDesktop(nullptr); delete _container; // will unrealize dtw->_canvas _layer_selector->setDesktop(nullptr); INKSCAPE.remove_desktop(dtw->desktop); // clears selection and event_context dtw->modified_connection.disconnect(); dtw->desktop->destroy(); Inkscape::GC::release (dtw->desktop); dtw->desktop = nullptr; } parent_type::on_unrealize(); } SPDesktopWidget::~SPDesktopWidget() { delete _canvas_grid; } /** * Set the title in the desktop-window (if desktop has an own window). * * The title has form file name: desktop number - Inkscape. * The desktop number is only shown if it's 2 or higher, */ void SPDesktopWidget::updateTitle(gchar const* uri) { if (window) { SPDocument *doc = this->desktop->doc(); auto namedview = doc->getNamedView(); std::string Name; if (doc->isModifiedSinceSave()) { Name += "*"; } Name += uri; if (namedview->viewcount > 1) { Name += ": "; Name += std::to_string(namedview->viewcount); } Name += " ("; auto render_mode = desktop->getCanvas()->get_render_mode(); auto color_mode = desktop->getCanvas()->get_color_mode(); if (render_mode == Inkscape::RenderMode::OUTLINE) { Name += N_("outline"); } else if (render_mode == Inkscape::RenderMode::NO_FILTERS) { Name += N_("no filters"); } else if (render_mode == Inkscape::RenderMode::VISIBLE_HAIRLINES) { Name += N_("visible hairlines"); } else if (render_mode == Inkscape::RenderMode::OUTLINE_OVERLAY) { Name += N_("outline overlay"); } if (color_mode != Inkscape::ColorMode::NORMAL && render_mode != Inkscape::RenderMode::NORMAL) { Name += ", "; } if (color_mode == Inkscape::ColorMode::GRAYSCALE) { Name += N_("grayscale"); } else if (color_mode == Inkscape::ColorMode::PRINT_COLORS_PREVIEW) { Name += N_("print colors preview"); } if (*Name.rbegin() == '(') { // Can not use C++11 .back() or .pop_back() with ustring! Name.erase(Name.size() - 2); } else { Name += ")"; } Name += " - Inkscape"; // Name += " ("; // Name += Inkscape::version_string; // Name += ")"; window->set_title (Name); } } DialogContainer *SPDesktopWidget::getDialogContainer() { return _container; } /** * Resize handler, keeps the desktop centered. */ void SPDesktopWidget::on_size_allocate(Gtk::Allocation &allocation) { // This function is called a lot during mouse move events without // resizing the widget. Desktop position/zoom must not be updated // for these trivial invocations. if (allocation == get_allocation()) { parent_type::on_size_allocate(allocation); return; } Geom::Rect const d_canvas = _canvas->get_area_world(); parent_type::on_size_allocate(allocation); if (d_canvas.hasZeroArea()) { return; } Geom::Point const midpoint_dt = desktop->w2d(d_canvas.midpoint()); double zoom = desktop->current_zoom(); if (_canvas_grid->GetStickyZoom()->get_active()) { /* Calculate adjusted zoom */ double oldshortside = d_canvas.minExtent(); double newshortside = _canvas->get_area_world().minExtent(); zoom *= newshortside / oldshortside; } desktop->zoom_absolute(midpoint_dt, zoom, false); } /** * Callback to realize desktop widget. */ void SPDesktopWidget::on_realize() { SPDesktopWidget *dtw = this; Inkscape::Preferences *prefs = Inkscape::Preferences::get(); parent_type::on_realize(); Geom::Rect d = Geom::Rect::from_xywh(Geom::Point(0,0), (dtw->desktop->doc())->getDimensions()); if (d.width() < 1.0 || d.height() < 1.0) return; dtw->desktop->set_display_area (d, 10); dtw->updateNamedview(); gchar *gtkThemeName; gboolean gtkApplicationPreferDarkTheme; GtkSettings *settings = gtk_settings_get_default(); Gtk::Container *window = get_toplevel(); if (settings && window) { g_object_get(settings, "gtk-theme-name", >kThemeName, nullptr); g_object_get(settings, "gtk-application-prefer-dark-theme", >kApplicationPreferDarkTheme, nullptr); bool dark = INKSCAPE.themecontext->isCurrentThemeDark(dynamic_cast(window)); if (dark) { prefs->setBool("/theme/darkTheme", true); window->get_style_context()->add_class("dark"); window->get_style_context()->remove_class("bright"); } else { prefs->setBool("/theme/darkTheme", false); window->get_style_context()->add_class("bright"); window->get_style_context()->remove_class("dark"); } if (prefs->getBool("/theme/symbolicIcons", false)) { window->get_style_context()->add_class("symbolic"); window->get_style_context()->remove_class("regular"); } else { window->get_style_context()->add_class("regular"); window->get_style_context()->remove_class("symbolic"); } INKSCAPE.themecontext->getChangeThemeSignal().emit(); } } /* This is just to provide access to common functionality from sp_desktop_widget_realize() above as well as from SPDesktop::change_document() */ void SPDesktopWidget::updateNamedview() { // Listen on namedview modification // originally (prior to the sigc++ conversion) the signal was simply // connected twice rather than disconnecting the first connection modified_connection.disconnect(); modified_connection = desktop->namedview->connectModified(sigc::mem_fun(*this, &SPDesktopWidget::namedviewModified)); namedviewModified(desktop->namedview, SP_OBJECT_MODIFIED_FLAG); updateTitle( desktop->doc()->getDocumentName() ); } /** * Callback to handle desktop widget event. */ gint SPDesktopWidget::event(GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw) { if (event->type == GDK_BUTTON_PRESS) { // defocus any spinbuttons dtw->_canvas->grab_focus(); } if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) { if (event->button.state & GDK_SHIFT_MASK) { dtw->desktop->getCanvasDrawing()->set_sticky(true); } else { dtw->desktop->getCanvasDrawing()->set_sticky(false); } } { // The key press/release events need to be passed to desktop handler explicitly, // because otherwise the event contexts only receive key events when the mouse cursor // is over the canvas. This redirection is only done for key events and only if there's no // current item on the canvas, because item events and all mouse events are caught // and passed on by the canvas acetate (I think). --bb if ((event->type == GDK_KEY_PRESS || event->type == GDK_KEY_RELEASE) && !dtw->_canvas->get_current_canvas_item()) { return (gint)sp_desktop_root_handler (event, dtw->desktop); } } return FALSE; } void SPDesktopWidget::color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw) { // Handle profile changes GdkWindow *window = dtw->get_window()->gobj(); // Figure out the ID for the monitor auto display = gdk_display_get_default(); auto monitor = gdk_display_get_monitor_at_window(display, window); int n_monitors = gdk_display_get_n_monitors(display); int monitorNum = -1; // Now loop through the set of monitors and figure out whether this monitor matches for (int i_monitor = 0; i_monitor < n_monitors; ++i_monitor) { auto monitor_at_index = gdk_display_get_monitor(display, i_monitor); if (monitor_at_index == monitor) monitorNum = i_monitor; } Glib::ustring id = Inkscape::CMSSystem::getDisplayId( monitorNum ); dtw->_canvas->set_cms_key(id); dtw->requestCanvasUpdate(); dtw->cms_adjust_set_sensitive(!id.empty()); } void SPDesktopWidget::update_guides_lock() { bool down = _canvas_grid->GetGuideLock()->get_active(); auto nv = desktop->getNamedView(); bool lock = nv->getLockGuides(); if (down != lock) { nv->toggleLockGuides(); if (down) { setMessage (Inkscape::NORMAL_MESSAGE, _("Locked all guides")); } else { setMessage (Inkscape::NORMAL_MESSAGE, _("Unlocked all guides")); } } } void SPDesktopWidget::cms_adjust_toggled() { auto _cms_adjust = _canvas_grid->GetCmsAdjust(); bool down = _cms_adjust->get_active(); if ( down != _canvas->get_cms_active() ) { _canvas->set_cms_active(down); desktop->redrawDesktop(); Inkscape::Preferences *prefs = Inkscape::Preferences::get(); prefs->setBool("/options/displayprofile/enable", down); if (down) { setMessage (Inkscape::NORMAL_MESSAGE, _("Color-managed display is enabled in this window")); } else { setMessage (Inkscape::NORMAL_MESSAGE, _("Color-managed display is disabled in this window")); } } } void SPDesktopWidget::cms_adjust_set_sensitive(bool enabled) { _canvas_grid->GetCmsAdjust()->set_sensitive(enabled); } /** * \pre this->desktop->main != 0 */ void SPDesktopWidget::requestCanvasUpdate() { // ^^ also this->desktop != 0 g_return_if_fail(this->desktop != nullptr); desktop->getCanvas()->queue_draw(); } void SPDesktopWidget::requestCanvasUpdateAndWait() { requestCanvasUpdate(); while (gtk_events_pending()) gtk_main_iteration_do(FALSE); } void SPDesktopWidget::enableInteraction() { g_return_if_fail(_interaction_disabled_counter > 0); _interaction_disabled_counter--; if (_interaction_disabled_counter == 0) { this->set_sensitive(); } } void SPDesktopWidget::disableInteraction() { if (_interaction_disabled_counter == 0) { this->set_sensitive(false); } _interaction_disabled_counter++; } void SPDesktopWidget::setCoordinateStatus(Geom::Point p) { gchar *cstr; cstr = g_strdup_printf("%7.2f", _dt2r * p[Geom::X]); _coord_status_x->set_markup(cstr); g_free(cstr); cstr = g_strdup_printf("%7.2f", _dt2r * p[Geom::Y]); _coord_status_y->set_markup(cstr); g_free(cstr); } void SPDesktopWidget::letZoomGrabFocus() { if (_zoom_status) _zoom_status->grab_focus(); } void SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h) { if (window) { window->get_size (w, h); window->get_position (x, y); // The get_positon is very unreliable (see Gtk docs) and will often return zero. if (!x && !y) { if (Glib::RefPtr w = window->get_window()) { Gdk::Rectangle rect; w->get_frame_extents(rect); x = rect.get_x(); y = rect.get_y(); } } } } void SPDesktopWidget::setWindowPosition (Geom::Point p) { if (window) { window->move (gint(round(p[Geom::X])), gint(round(p[Geom::Y]))); } } void SPDesktopWidget::setWindowSize (gint w, gint h) { if (window) { window->set_default_size (w, h); window->resize (w, h); } } /** * \note transientizing does not work on windows; when you minimize a document * and then open it back, only its transient emerges and you cannot access * the document window. The document window must be restored by rightclicking * the taskbar button and pressing "Restore" */ void SPDesktopWidget::setWindowTransient (void *p, int transient_policy) { if (window) { GtkWindow *w = GTK_WINDOW(window->gobj()); gtk_window_set_transient_for (GTK_WINDOW(p), w); /* * This enables "aggressive" transientization, * i.e. dialogs always emerging on top when you switch documents. Note * however that this breaks "click to raise" policy of a window * manager because the switched-to document will be raised at once * (so that its transients also could raise) */ if (transient_policy == PREFS_DIALOGS_WINDOWS_AGGRESSIVE) // without this, a transient window not always emerges on top gtk_window_present (w); } } void SPDesktopWidget::presentWindow() { if (window) window->present(); } bool SPDesktopWidget::showInfoDialog( Glib::ustring const &message ) { bool result = false; if (window) { Gtk::MessageDialog dialog(*window, message, false, Gtk::MESSAGE_INFO, Gtk::BUTTONS_OK); dialog.property_destroy_with_parent() = true; dialog.set_name("InfoDialog"); dialog.set_title(_("Note:")); // probably want to take this as a parameter. dialog.run(); } return result; } bool SPDesktopWidget::warnDialog (Glib::ustring const &text) { Gtk::MessageDialog dialog (*window, text, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_OK_CANCEL); gint response = dialog.run(); if (response == Gtk::RESPONSE_OK) return true; else return false; } void SPDesktopWidget::iconify() { GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(_canvas->gobj()))); if (GTK_IS_WINDOW(topw)) { if (desktop->is_iconified()) { gtk_window_deiconify(topw); } else { gtk_window_iconify(topw); } } } void SPDesktopWidget::maximize() { GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(_canvas->gobj()))); if (GTK_IS_WINDOW(topw)) { if (desktop->is_maximized()) { gtk_window_unmaximize(topw); } else { gtk_window_maximize(topw); } } } void SPDesktopWidget::fullscreen() { GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(_canvas->gobj()))); if (GTK_IS_WINDOW(topw)) { if (desktop->is_fullscreen()) { gtk_window_unfullscreen(topw); // widget layout is triggered by the resulting window_state_event } else { gtk_window_fullscreen(topw); // widget layout is triggered by the resulting window_state_event } } } /** * Hide whatever the user does not want to see in the window. * Also move command toolbar to top or side as required. */ void SPDesktopWidget::layoutWidgets() { SPDesktopWidget *dtw = this; Glib::ustring pref_root; Inkscape::Preferences *prefs = Inkscape::Preferences::get(); if (desktop && desktop->is_focusMode()) { pref_root = "/focus/"; } else if (desktop && desktop->is_fullscreen()) { pref_root = "/fullscreen/"; } else { pref_root = "/window/"; } if (!prefs->getBool(pref_root + "commands/state", true)) { gtk_widget_hide (dtw->commands_toolbox); } else { gtk_widget_show_all (dtw->commands_toolbox); } if (!prefs->getBool(pref_root + "snaptoolbox/state", true)) { gtk_widget_hide (dtw->snap_toolbox); } else { gtk_widget_show_all (dtw->snap_toolbox); } if (!prefs->getBool(pref_root + "toppanel/state", true)) { gtk_widget_hide (dtw->aux_toolbox); } else { // we cannot just show_all because that will show all tools' panels; // this is a function from toolbox.cpp that shows only the current tool's panel ToolboxFactory::showAuxToolbox(dtw->aux_toolbox); } if (!prefs->getBool(pref_root + "toolbox/state", true)) { gtk_widget_hide (dtw->tool_toolbox); } else { gtk_widget_show_all (dtw->tool_toolbox); } if (!prefs->getBool(pref_root + "statusbar/state", true)) { dtw->_statusbar->hide(); } else { dtw->_statusbar->show_all(); } if (!prefs->getBool(pref_root + "panels/state", true)) { dtw->_panels->hide(); } else { dtw->_panels->show_all(); } _canvas_grid->ShowScrollbars(prefs->getBool(pref_root + "scrollbars/state", true)); _canvas_grid->ShowRulers( prefs->getBool(pref_root + "rulers/state", true)); // Move command toolbar as required. // If interface_mode unset, use screen aspect ratio. Needs to be synced with "canvas-interface-mode" action. Gdk::Rectangle monitor_geometry = Inkscape::UI::get_monitor_geometry_primary(); double const width = monitor_geometry.get_width(); double const height = monitor_geometry.get_height(); bool widescreen = (height > 0 && width/height > 1.65); widescreen = prefs->getInt(pref_root + "task/taskset", widescreen ? 2 : 0) == 2; // legacy widescreen = prefs->getBool(pref_root + "interface_mode", widescreen); auto commands_toolbox_cpp = dynamic_cast(Glib::wrap(commands_toolbox)); if (commands_toolbox_cpp) { // Unlink command toolbar. commands_toolbox_cpp->reference(); // So toolbox is not deleted. auto parent = commands_toolbox_cpp->get_parent(); parent->remove(*commands_toolbox_cpp); auto orientation = Gtk::ORIENTATION_HORIZONTAL; auto orientation_c = GTK_ORIENTATION_HORIZONTAL; // Link command toolbar back. if (!widescreen) { _top_toolbars->attach(*commands_toolbox_cpp, 0, 0); // Always first gtk_box_set_child_packing(_vbox->gobj(), commands_toolbox, false, true, 0, GTK_PACK_START); // expand, fill, padding, pack_type orientation = Gtk::ORIENTATION_HORIZONTAL; orientation_c = GTK_ORIENTATION_HORIZONTAL; commands_toolbox_cpp->set_hexpand(true); } else { _hbox->add(*commands_toolbox_cpp); gtk_box_set_child_packing(_hbox->gobj(), commands_toolbox, false, true, 0, GTK_PACK_START); // expand, fill, padding, pack_type orientation = Gtk::ORIENTATION_VERTICAL; orientation_c = GTK_ORIENTATION_VERTICAL; commands_toolbox_cpp->set_hexpand(false); } commands_toolbox_cpp->unreference(); auto box = dynamic_cast(commands_toolbox_cpp->get_child()); if (box) { box->set_orientation(orientation); for (auto child : box->get_children()) { if (auto toolbar = dynamic_cast(child)) { gtk_orientable_set_orientation(GTK_ORIENTABLE(toolbar->gobj()), orientation_c); //toolbar->set_orientation(orientation); // Missing in C++ interface! } } } } else { std::cerr << "SPDesktopWidget::layoutWidgets(): Wrong widget type for command toolbar!" << std::endl; } // Temporary for Gtk3: Gtk toolbar resets icon sizes, so reapply them. // TODO: remove this call in Gtk4 after Gtk::Toolbar is eliminated. apply_ctrlbar_settings(); auto& snap = *Glib::wrap(snap_toolbox); auto& aux = *Glib::wrap(aux_toolbox); // This ensures that the Snap toolbox is on the top and only takes the needed space. if (_top_toolbars->get_children().size() == 3 && gtk_widget_get_visible(commands_toolbox)) { _top_toolbars->child_property_height(snap) = 1; _top_toolbars->child_property_width(aux) = 2; snap.set_valign(Gtk::ALIGN_START); } else { _top_toolbars->child_property_width(aux) = 1; _top_toolbars->child_property_height(snap) = 2; snap.set_valign(Gtk::ALIGN_CENTER); } Inkscape::UI::resize_widget_children(_top_toolbars); } Gtk::Toolbar * SPDesktopWidget::get_toolbar_by_name(const Glib::ustring& name) { // The name is actually attached to the GtkGrid that contains // the toolbar, so we need to get the grid first auto widget = sp_search_by_name_recursive(Glib::wrap(aux_toolbox), name); auto grid = dynamic_cast(widget); if (!grid) return nullptr; auto child = grid->get_child_at(0,0); auto tb = dynamic_cast(child); return tb; } void SPDesktopWidget::setToolboxFocusTo (const gchar* label) { // First try looking for a named widget auto hb = sp_search_by_name_recursive(Glib::wrap(aux_toolbox), label); // Fallback to looking for a named data member (deprecated) if (!hb) { hb = Glib::wrap(GTK_WIDGET(sp_search_by_data_recursive(aux_toolbox, (gpointer) label))); } if (hb) { hb->grab_focus(); } } void SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value) { // First try looking for a named widget auto hb = sp_search_by_name_recursive(Glib::wrap(aux_toolbox), id); // Fallback to looking for a named data member (deprecated) if (!hb) { hb = Glib::wrap(GTK_WIDGET(sp_search_by_data_recursive(aux_toolbox, (gpointer)id))); } if (hb) { auto sb = dynamic_cast(hb); auto a = sb->get_adjustment(); if(a) a->set_value(value); } else g_warning ("Could not find GtkAdjustment for %s\n", id); } bool SPDesktopWidget::isToolboxButtonActive (const gchar* id) { bool isActive = false; auto thing = sp_search_by_name_recursive(Glib::wrap(aux_toolbox), id); // The toolbutton could be a few different types so try casting to // each of them. // TODO: This will be simpler in Gtk+ 4 when ToolItems have gone auto toggle_button = dynamic_cast(thing); auto toggle_tool_button = dynamic_cast(thing); if ( !thing ) { //g_message( "Unable to locate item for {%s}", id ); } else if (toggle_button) { isActive = toggle_button->get_active(); } else if (toggle_tool_button) { isActive = toggle_tool_button->get_active(); } else { //g_message( "Item for {%s} is of an unsupported type", id ); } return isActive; } SPDesktopWidget::SPDesktopWidget(InkscapeWindow *inkscape_window, SPDocument *document) : SPDesktopWidget(inkscape_window) { set_name("SPDesktopWidget"); SPDesktopWidget *dtw = this; SPNamedView *namedview = document->getNamedView(); dtw->_dt2r = 1. / namedview->display_units->factor; dtw->_ruler_origin = Geom::Point(0,0); //namedview->gridorigin; Why was the grid origin used here? // This section seems backwards! dtw->desktop = new SPDesktop(); dtw->desktop->init (namedview, dtw->_canvas, this); dtw->_canvas->set_desktop(desktop); INKSCAPE.add_desktop (dtw->desktop); // Add the shape geometry to libavoid for autorouting connectors. // This needs desktop set for its spacing preferences. init_avoided_shape_geometry(dtw->desktop); dtw->_selected_style->setDesktop(dtw->desktop); /* Once desktop is set, we can update rulers */ dtw->_canvas_grid->UpdateRulers(); dtw->setView(dtw->desktop); /* Listen on namedview modification */ dtw->modified_connection = namedview->connectModified(sigc::mem_fun(*dtw, &SPDesktopWidget::namedviewModified)); _layer_selector->setDesktop(dtw->desktop); // We never want a page widget if there's no desktop. _page_selector = Gtk::manage(new Inkscape::UI::Widget::PageSelector(desktop)); _statusbar->pack_end(*_page_selector, false, false); ToolboxFactory::setToolboxDesktop(dtw->aux_toolbox, dtw->desktop); dtw->layoutWidgets(); dtw->_panels->setDesktop(dtw->desktop); } void SPDesktopWidget::update_rulers() { _canvas_grid->UpdateRulers(); } void SPDesktopWidget::namedviewModified(SPObject *obj, guint flags) { SPNamedView *nv=SP_NAMEDVIEW(obj); if (flags & SP_OBJECT_MODIFIED_FLAG) { _dt2r = 1. / nv->display_units->factor; _ruler_origin = Geom::Point(0,0); //nv->gridorigin; Why was the grid origin used here? _canvas_grid->GetVRuler()->set_unit(nv->getDisplayUnit()); _canvas_grid->GetHRuler()->set_unit(nv->getDisplayUnit()); _canvas_grid->GetVRuler()->set_tooltip_text(gettext(nv->display_units->name_plural.c_str())); _canvas_grid->GetHRuler()->set_tooltip_text(gettext(nv->display_units->name_plural.c_str())); _canvas_grid->UpdateRulers(); /* This loops through all the grandchildren of aux toolbox, * and for each that it finds, it performs an sp_search_by_name_recursive(), * looking for widgets named "unit-tracker" (this is used by * all toolboxes to refer to the unit selector). The default document units * is then selected within these unit selectors. * * This should solve: https://bugs.launchpad.net/inkscape/+bug/362995 */ if (GTK_IS_CONTAINER(aux_toolbox)) { std::vector ch = Glib::wrap(GTK_CONTAINER(aux_toolbox))->get_children(); for (auto i:ch) { if (auto container = dynamic_cast(i)) { std::vector grch = container->get_children(); for (auto j:grch) { if (!GTK_IS_WIDGET(j->gobj())) // wasn't a widget continue; // Don't apply to text toolbar. We want to be able to // use different units for text. (Bug 1562217) const Glib::ustring name = j->get_name(); if ( name == "TextToolbar" || name == "MeasureToolbar" || name == "CalligraphicToolbar" ) continue; auto tracker = dynamic_cast(sp_search_by_name_recursive(j, "unit-tracker")); if (tracker) { // it's null when inkscape is first opened if (auto ptr = static_cast(tracker->get_data(Glib::Quark("unit-tracker")))) { ptr->setActiveUnit(nv->display_units); } } } // grandchildren } // if child is a container } // children } // if aux_toolbox is a container } } void SPDesktopWidget::on_adjustment_value_changed() { if (update) return; update = true; // Do not call canvas->scrollTo directly... messes up 'offset'. desktop->scroll_absolute( Geom::Point(_canvas_grid->GetHAdj()->get_value(), _canvas_grid->GetVAdj()->get_value()), false); update = false; } /* we make the desktop window with focus active, signal is connected in interface.c */ bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*) { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); if (prefs->getBool("/options/bitmapautoreload/value", true)) { std::vector imageList = (desktop->doc())->getResourceList("image"); for (auto it : imageList) { SPImage* image = SP_IMAGE(it); image->refresh_if_outdated(); } } INKSCAPE.activate_desktop (desktop); return false; } // ------------------------ Zoom ------------------------ static gdouble sp_dtw_zoom_value_to_display (gdouble value) { return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10; } static gdouble sp_dtw_zoom_display_to_value (gdouble value) { return log (value / 100.0) / log (2); } int SPDesktopWidget::zoom_input(double *new_val) { double new_typed = g_strtod (_zoom_status->get_text().c_str(), nullptr); *new_val = sp_dtw_zoom_display_to_value (new_typed); return true; } bool SPDesktopWidget::zoom_output() { gchar b[64]; double val = sp_dtw_zoom_value_to_display (_zoom_status->get_value()); if (val < 10) { g_snprintf (b, 64, "%4.1f%%", val); } else { g_snprintf (b, 64, "%4.0f%%", val); } _zoom_status->set_text(b); return true; } void SPDesktopWidget::zoom_value_changed() { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); double const zoom_factor = pow (2, _zoom_status->get_value()); // Zoom around center of window Geom::Rect const d_canvas = _canvas->get_area_world(); Geom::Point midpoint = desktop->w2d(d_canvas.midpoint()); _zoom_status_value_changed_connection.block(); if(prefs->getDouble("/options/zoomcorrection/shown", true)) { desktop->zoom_realworld(midpoint, zoom_factor); } else { desktop->zoom_absolute(midpoint, zoom_factor); } _zoom_status_value_changed_connection.unblock(); _zoom_status->defocus(); } void SPDesktopWidget::zoom_menu_handler(double factor) { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); if(prefs->getDouble("/options/zoomcorrection/shown", true)) { desktop->zoom_realworld(desktop->current_center(), factor); } else { desktop->zoom_absolute(desktop->current_center(), factor, false); } } void SPDesktopWidget::zoom_populate_popup(Gtk::Menu *menu) { for ( auto iter : menu->get_children()) { menu->remove(*iter); } auto item_1000 = Gtk::manage(new Gtk::MenuItem("1000%")); auto item_500 = Gtk::manage(new Gtk::MenuItem("500%")); auto item_200 = Gtk::manage(new Gtk::MenuItem("200%")); auto item_100 = Gtk::manage(new Gtk::MenuItem("100%")); auto item_50 = Gtk::manage(new Gtk::MenuItem( "50%")); auto item_25 = Gtk::manage(new Gtk::MenuItem( "25%")); auto item_10 = Gtk::manage(new Gtk::MenuItem( "10%")); item_1000->signal_activate().connect(sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 10.00)); item_500->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 5.00)); item_200->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 2.00)); item_100->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 1.00)); item_50->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 0.50)); item_25->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 0.25)); item_10->signal_activate().connect( sigc::bind(sigc::mem_fun(this, &SPDesktopWidget::zoom_menu_handler), 0.10)); menu->append(*item_1000); menu->append(*item_500); menu->append(*item_200); menu->append(*item_100); menu->append(*item_50); menu->append(*item_25); menu->append(*item_10); auto sep = Gtk::manage(new Gtk::SeparatorMenuItem()); menu->append(*sep); auto item_page = Gtk::manage(new Gtk::MenuItem(_("Page"))); item_page->signal_activate().connect([=]() { desktop->getDocument()->getPageManager().zoomToSelectedPage(desktop); }); menu->append(*item_page); auto item_drawing = Gtk::manage(new Gtk::MenuItem(_("Drawing"))); item_drawing->signal_activate().connect(sigc::mem_fun(desktop, &SPDesktop::zoom_drawing)); menu->append(*item_drawing); auto item_selection = Gtk::manage(new Gtk::MenuItem(_("Selection"))); item_selection->signal_activate().connect(sigc::mem_fun(desktop, &SPDesktop::zoom_selection)); menu->append(*item_selection); auto item_center_page = Gtk::manage(new Gtk::MenuItem(_("Centre Page"))); item_center_page->signal_activate().connect([=]() { desktop->getDocument()->getPageManager().centerToSelectedPage(desktop); }); menu->append(*item_center_page); menu->show_all(); } void SPDesktopWidget::sticky_zoom_toggled() { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); prefs->setBool("/options/stickyzoom/value", _canvas_grid->GetStickyZoom()->get_active()); } void SPDesktopWidget::update_zoom() { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); // It's very important that the value used in set_value is the same as the one // set as it otherwise creates an infinate loop between the spin button and update_zoom double correction = 1.0; if(prefs->getDouble("/options/zoomcorrection/shown", true)) { correction = prefs->getDouble("/options/zoomcorrection/value", 1.0); } _zoom_status_value_changed_connection.block(); _zoom_status->set_value(log(desktop->current_zoom() / correction) / log(2)); _zoom_status->queue_draw(); _zoom_status_value_changed_connection.unblock(); } // ---------------------- Rotation ------------------------ bool SPDesktopWidget::rotation_output() { gchar b[64]; double val = _rotation_status->get_value(); if (val < -180) val += 360; if (val > 180) val -= 360; g_snprintf (b, 64, "%7.2f°", val); _rotation_status->set_text(b); return true; } void SPDesktopWidget::rotation_value_changed() { double const rotate_factor = M_PI / 180.0 * _rotation_status->get_value(); // std::cout << "SPDesktopWidget::rotation_value_changed: " // << _rotation_status->get_value() // << " (" << rotate_factor << ")" <get_area_world(); _rotation_status_value_changed_connection.block(); Geom::Point midpoint = desktop->w2d(d_canvas.midpoint()); desktop->rotate_absolute_center_point (midpoint, rotate_factor); _rotation_status_value_changed_connection.unblock(); _rotation_status->defocus(); } void SPDesktopWidget::rotation_populate_popup(Gtk::Menu *menu) { for ( auto iter : menu->get_children()) { menu->remove(*iter); } auto item_m135 = Gtk::manage(new Gtk::MenuItem("-135°")); auto item_m90 = Gtk::manage(new Gtk::MenuItem( "-90°")); auto item_m45 = Gtk::manage(new Gtk::MenuItem( "-45°")); auto item_0 = Gtk::manage(new Gtk::MenuItem( "0°")); auto item_p45 = Gtk::manage(new Gtk::MenuItem( "45°")); auto item_p90 = Gtk::manage(new Gtk::MenuItem( "90°")); auto item_p135 = Gtk::manage(new Gtk::MenuItem( "135°")); auto item_p180 = Gtk::manage(new Gtk::MenuItem( "180°")); item_m135->signal_activate().connect(sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), -135)); item_m90->signal_activate().connect( sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), -90)); item_m45->signal_activate().connect( sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), -45)); item_0->signal_activate().connect( sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), 0)); item_p45->signal_activate().connect( sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), 45)); item_p90->signal_activate().connect( sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), 90)); item_p135->signal_activate().connect(sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), 135)); item_p180->signal_activate().connect(sigc::bind(sigc::mem_fun(_rotation_status, &Gtk::SpinButton::set_value), 180)); menu->append(*item_m135); menu->append(*item_m90); menu->append(*item_m45); menu->append(*item_0); menu->append(*item_p45); menu->append(*item_p90); menu->append(*item_p135); menu->append(*item_p180); menu->show_all(); } void SPDesktopWidget::update_rotation() { _rotation_status_value_changed_connection.block(); _rotation_status->set_value(desktop->current_rotation() / M_PI * 180.0); _rotation_status->queue_draw(); _rotation_status_value_changed_connection.unblock(); } // --------------- Rulers/Scrollbars/Etc. ----------------- void SPDesktopWidget::toggle_command_palette() { // TODO: Turn into action and remove this function. _canvas_grid->ToggleCommandPalette(); } void SPDesktopWidget::toggle_rulers() { // TODO: Turn into action and remove this function. _canvas_grid->ToggleRulers(); } void SPDesktopWidget::toggle_scrollbars() { // TODO: Turn into action and remove this function. _canvas_grid->ToggleScrollbars(); } bool SPDesktopWidget::get_color_prof_adj_enabled() const { auto _cms_adjust = _canvas_grid->GetCmsAdjust(); return _cms_adjust->get_sensitive() && _cms_adjust->get_active(); } void SPDesktopWidget::toggle_color_prof_adj() { auto _cms_adjust = _canvas_grid->GetCmsAdjust(); if (_cms_adjust->get_sensitive()) { bool active = _cms_adjust->get_active(); _cms_adjust->set_active(!active); } } static void set_adjustment (Glib::RefPtr &adj, double l, double u, double ps, double si, double pi) { if ((l != adj->get_lower()) || (u != adj->get_upper()) || (ps != adj->get_page_size()) || (si != adj->get_step_increment()) || (pi != adj->get_page_increment())) { adj->set_lower(l); adj->set_upper(u); adj->set_page_size(ps); adj->set_step_increment(si); adj->set_page_increment(pi); } } void SPDesktopWidget::update_scrollbars(double scale) { if (update) return; update = true; /* The desktop region we always show unconditionally */ SPDocument *doc = desktop->doc(); auto deskarea = doc->preferredBounds(); deskarea->expandBy(doc->getDimensions()); // Double size /* The total size of pages should be added unconditionally */ deskarea->unionWith(doc->getPageManager().getDesktopRect()); if (Inkscape::Preferences::get()->getInt("/tools/bounding_box") == 0) { deskarea->unionWith(doc->getRoot()->desktopVisualBounds()); } else { deskarea->unionWith(doc->getRoot()->desktopGeometricBounds()); } /* Canvas region we always show unconditionally */ double const y_dir = desktop->yaxisdir(); Geom::Rect carea( Geom::Point(deskarea->left() * scale - 64, (deskarea->top() * scale + 64) * y_dir), Geom::Point(deskarea->right() * scale + 64, (deskarea->bottom() * scale - 64) * y_dir) ); Geom::Rect viewbox = _canvas->get_area_world(); /* Viewbox is always included into scrollable region */ carea = Geom::unify(carea, viewbox); auto _hadj = _canvas_grid->GetHAdj(); auto _vadj = _canvas_grid->GetVAdj(); set_adjustment(_hadj, carea.min()[Geom::X], carea.max()[Geom::X], viewbox.dimensions()[Geom::X], 0.1 * viewbox.dimensions()[Geom::X], viewbox.dimensions()[Geom::X]); _hadj->set_value(viewbox.min()[Geom::X]); set_adjustment(_vadj, carea.min()[Geom::Y], carea.max()[Geom::Y], viewbox.dimensions()[Geom::Y], 0.1 * viewbox.dimensions()[Geom::Y], viewbox.dimensions()[Geom::Y]); _vadj->set_value(viewbox.min()[Geom::Y]); update = false; } gint SPDesktopWidget::ruler_event(GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw, bool horiz) { switch (event->type) { case GDK_BUTTON_PRESS: dtw->on_ruler_box_button_press_event(&event->button, Glib::wrap(widget), horiz); break; case GDK_MOTION_NOTIFY: dtw->on_ruler_box_motion_notify_event(&event->motion, Glib::wrap(widget), horiz); break; case GDK_BUTTON_RELEASE: dtw->on_ruler_box_button_release_event(&event->button, Glib::wrap(widget), horiz); break; default: break; } return FALSE; } bool SPDesktopWidget::on_ruler_box_motion_notify_event(GdkEventMotion *event, Gtk::Widget *widget, bool horiz) { if (horiz) { sp_event_context_snap_delay_handler(desktop->event_context, (gpointer) widget->gobj(), (gpointer) this, event, Inkscape::UI::Tools::DelayedSnapEvent::GUIDE_HRULER); } else { sp_event_context_snap_delay_handler(desktop->event_context, (gpointer) widget->gobj(), (gpointer) this, event, Inkscape::UI::Tools::DelayedSnapEvent::GUIDE_VRULER); } int wx, wy; GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(_canvas->gobj())); gint width, height; gdk_window_get_device_position(window, event->device, &wx, &wy, nullptr); gdk_window_get_geometry(window, nullptr /*x*/, nullptr /*y*/, &width, &height); Geom::Point const event_win(wx, wy); if (_ruler_clicked) { Geom::Point event_w(_canvas->canvas_to_world(event_win)); Geom::Point event_dt(desktop->w2d(event_w)); Inkscape::Preferences *prefs = Inkscape::Preferences::get(); gint tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100); if ( ( abs( (gint) event->x - _xp ) < tolerance ) && ( abs( (gint) event->y - _yp ) < tolerance ) ) { return false; } _ruler_dragged = true; // explicitly show guidelines; if I draw a guide, I want them on if ((horiz ? wy : wx) >= 0) { desktop->namedview->setShowGuides(true); } Geom::Point normal = _normal; if (!(event->state & GDK_SHIFT_MASK)) { ruler_snap_new_guide(desktop, event_dt, normal); } _active_guide->set_normal(normal); _active_guide->set_origin(event_dt); desktop->set_coordinate_status(event_dt); } return false; } // End guide creation or toggle guides on/off. bool SPDesktopWidget::on_ruler_box_button_release_event(GdkEventButton *event, Gtk::Widget *widget, bool horiz) { int wx, wy; GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(_canvas->gobj())); gint width, height; gdk_window_get_device_position(window, event->device, &wx, &wy, nullptr); gdk_window_get_geometry(window, nullptr /*x*/, nullptr /*y*/, &width, &height); Geom::Point const event_win(wx, wy); if (_ruler_clicked && event->button == 1) { desktop->event_context->discard_delayed_snap_event(); auto seat = gdk_device_get_seat(event->device); gdk_seat_ungrab(seat); Geom::Point const event_w(_canvas->canvas_to_world(event_win)); Geom::Point event_dt(desktop->w2d(event_w)); Geom::Point normal = _normal; if (!(event->state & GDK_SHIFT_MASK)) { ruler_snap_new_guide(desktop, event_dt, normal); } delete _active_guide; _active_guide = nullptr; if ((horiz ? wy : wx) >= 0) { Inkscape::XML::Document *xml_doc = desktop->doc()->getReprDoc(); Inkscape::XML::Node *repr = xml_doc->createElement("sodipodi:guide"); // If root viewBox set, interpret guides in terms of viewBox (90/96) double newx = event_dt.x(); double newy = event_dt.y(); // stores inverted y-axis coordinates if (desktop->is_yaxisdown()) { newy = desktop->doc()->getHeight().value("px") - newy; normal[Geom::Y] *= -1.0; } SPRoot *root = desktop->doc()->getRoot(); if( root->viewBox_set ) { newx = newx * root->viewBox.width() / root->width.computed; newy = newy * root->viewBox.height() / root->height.computed; } repr->setAttributePoint("position", Geom::Point( newx, newy )); repr->setAttributePoint("orientation", normal); desktop->namedview->appendChild(repr); Inkscape::GC::release(repr); DocumentUndo::done(desktop->getDocument(), _("Create guide"), ""); } desktop->set_coordinate_status(event_dt); if (!_ruler_dragged) { // Ruler click (without drag) toggle the guide visibility on and off desktop->namedview->toggleShowGuides(); } _ruler_clicked = false; _ruler_dragged = false; } return false; } // Start guide creation by dragging from ruler. bool SPDesktopWidget::on_ruler_box_button_press_event(GdkEventButton *event, Gtk::Widget *widget, bool horiz) { if (_ruler_clicked) // event triggered on a double click: do no process the click return false; int wx, wy; GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(_canvas->gobj())); gint width, height; gdk_window_get_device_position(window, event->device, &wx, &wy, nullptr); gdk_window_get_geometry(window, nullptr /*x*/, nullptr /*y*/, &width, &height); Geom::Point const event_win(wx, wy); if (event->button == 1) { _ruler_clicked = true; _ruler_dragged = false; // save click origin _xp = (gint) event->x; _yp = (gint) event->y; Geom::Point const event_w(_canvas->canvas_to_world(event_win)); Geom::Point const event_dt(desktop->w2d(event_w)); // calculate the normal of the guidelines when dragged from the edges of rulers. auto const y_dir = desktop->yaxisdir(); Geom::Point normal_bl_to_tr(1., y_dir); //bottomleft to topright Geom::Point normal_tr_to_bl(-1., y_dir); //topright to bottomleft normal_bl_to_tr.normalize(); normal_tr_to_bl.normalize(); Inkscape::CanvasGrid * grid = sp_namedview_get_first_enabled_grid(desktop->namedview); if (grid){ if (grid->getGridType() == Inkscape::GRID_AXONOMETRIC ) { Inkscape::CanvasAxonomGrid *axonomgrid = dynamic_cast(grid); if (event->state & GDK_CONTROL_MASK) { // guidelines normal to gridlines normal_bl_to_tr = Geom::Point::polar(-axonomgrid->angle_rad[0], 1.0); normal_tr_to_bl = Geom::Point::polar(axonomgrid->angle_rad[2], 1.0); } else { normal_bl_to_tr = rot90(Geom::Point::polar(axonomgrid->angle_rad[2], 1.0)); normal_tr_to_bl = rot90(Geom::Point::polar(-axonomgrid->angle_rad[0], 1.0)); } } } if (horiz) { if (wx < 50) { _normal = normal_bl_to_tr; } else if (wx > width - 50) { _normal = normal_tr_to_bl; } else { _normal = Geom::Point(0.,1.); } } else { if (wy < 50) { _normal = normal_bl_to_tr; } else if (wy > height - 50) { _normal = normal_tr_to_bl; } else { _normal = Geom::Point(1.,0.); } } _active_guide = new Inkscape::CanvasItemGuideLine(desktop->getCanvasGuides(), Glib::ustring(), event_dt, _normal); _active_guide->set_stroke(desktop->namedview->guidehicolor); // Ruler grabs all events until button release. auto window = widget->get_window()->gobj(); auto seat = gdk_device_get_seat(event->device); gdk_seat_grab(seat, window, GDK_SEAT_CAPABILITY_ALL_POINTING, FALSE, nullptr, (GdkEvent*)event, nullptr, nullptr); } return false; } void SPDesktopWidget::ruler_snap_new_guide(SPDesktop *desktop, Geom::Point &event_dt, Geom::Point &normal) { desktop->getCanvas()->grab_focus(); SnapManager &m = desktop->namedview->snap_manager; m.setup(desktop); // We're dragging a brand new guide, just pulled of the rulers seconds ago. When snapping to a // path this guide will change it slope to become either tangential or perpendicular to that path. It's // therefore not useful to try tangential or perpendicular snapping, so this will be disabled temporarily bool pref_perp = m.snapprefs.isTargetSnappable(Inkscape::SNAPTARGET_PATH_PERPENDICULAR); bool pref_tang = m.snapprefs.isTargetSnappable(Inkscape::SNAPTARGET_PATH_TANGENTIAL); m.snapprefs.setTargetSnappable(Inkscape::SNAPTARGET_PATH_PERPENDICULAR, false); m.snapprefs.setTargetSnappable(Inkscape::SNAPTARGET_PATH_TANGENTIAL, false); // We only have a temporary guide which is not stored in our document yet. // Because the guide snapper only looks in the document for guides to snap to, // we don't have to worry about a guide snapping to itself here Geom::Point normal_orig = normal; m.guideFreeSnap(event_dt, normal, false, false); // After snapping, both event_dt and normal have been modified accordingly; we'll take the normal (of the // curve we snapped to) to set the normal the guide. And rotate it by 90 deg. if needed if (pref_perp) { // Perpendicular snapping to paths is requested by the user, so let's do that if (normal != normal_orig) { normal = Geom::rot90(normal); } } if (!(pref_tang || pref_perp)) { // if we don't want to snap either perpendicularly or tangentially, then normal = normal_orig; // we must restore the normal to it's original state } // Restore the preferences m.snapprefs.setTargetSnappable(Inkscape::SNAPTARGET_PATH_PERPENDICULAR, pref_perp); m.snapprefs.setTargetSnappable(Inkscape::SNAPTARGET_PATH_TANGENTIAL, pref_tang); m.unSetup(); } /* 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 :