diff options
Diffstat (limited to 'src/ui/toolbar/star-toolbar.cpp')
| -rw-r--r-- | src/ui/toolbar/star-toolbar.cpp | 569 |
1 files changed, 569 insertions, 0 deletions
diff --git a/src/ui/toolbar/star-toolbar.cpp b/src/ui/toolbar/star-toolbar.cpp new file mode 100644 index 0000000..6fc15b6 --- /dev/null +++ b/src/ui/toolbar/star-toolbar.cpp @@ -0,0 +1,569 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** + * @file + * Star aux toolbar + */ +/* Authors: + * MenTaLguY <mental@rydia.net> + * Lauris Kaplinski <lauris@kaplinski.com> + * bulia byak <buliabyak@users.sf.net> + * Frank Felfe <innerspace@iname.com> + * John Cliff <simarilius@yahoo.com> + * David Turner <novalis@gnu.org> + * Josh Andler <scislac@scislac.com> + * Jon A. Cruz <jon@joncruz.org> + * Maximilian Albert <maximilian.albert@gmail.com> + * Tavmjong Bah <tavmjong@free.fr> + * Abhishek Sharma + * Kris De Gussem <Kris.DeGussem@gmail.com> + * + * Copyright (C) 2004 David Turner + * Copyright (C) 2003 MenTaLguY + * Copyright (C) 1999-2011 authors + * Copyright (C) 2001-2002 Ximian, Inc. + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "star-toolbar.h" + +#include <glibmm/i18n.h> + +#include <gtkmm/radiotoolbutton.h> +#include <gtkmm/separatortoolitem.h> + +#include "desktop.h" +#include "document-undo.h" +#include "selection.h" + +#include "object/sp-star.h" + +#include "ui/icon-names.h" +#include "ui/tools/star-tool.h" +#include "ui/widget/canvas.h" +#include "ui/widget/label-tool-item.h" +#include "ui/widget/spin-button-tool-item.h" + +#include "xml/node-event-vector.h" + +using Inkscape::DocumentUndo; + +static Inkscape::XML::NodeEventVector star_tb_repr_events = +{ + nullptr, /* child_added */ + nullptr, /* child_removed */ + Inkscape::UI::Toolbar::StarToolbar::event_attr_changed, + nullptr, /* content_changed */ + nullptr /* order_changed */ +}; + +namespace Inkscape { +namespace UI { +namespace Toolbar { +StarToolbar::StarToolbar(SPDesktop *desktop) : + Toolbar(desktop), + _mode_item(Gtk::manage(new UI::Widget::LabelToolItem(_("<b>New:</b>")))), + _repr(nullptr), + _freeze(false) +{ + _mode_item->set_use_markup(true); + add(*_mode_item); + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + bool isFlatSided = prefs->getBool("/tools/shapes/star/isflatsided", false); + + /* Flatsided checkbox */ + { + Gtk::RadioToolButton::Group flat_item_group; + + auto flat_polygon_button = Gtk::manage(new Gtk::RadioToolButton(flat_item_group, _("Polygon"))); + flat_polygon_button->set_tooltip_text(_("Regular polygon (with one handle) instead of a star")); + flat_polygon_button->set_icon_name(INKSCAPE_ICON("draw-polygon")); + _flat_item_buttons.push_back(flat_polygon_button); + + auto flat_star_button = Gtk::manage(new Gtk::RadioToolButton(flat_item_group, _("Star"))); + flat_star_button->set_tooltip_text(_("Star instead of a regular polygon (with one handle)")); + flat_star_button->set_icon_name(INKSCAPE_ICON("draw-star")); + _flat_item_buttons.push_back(flat_star_button); + + _flat_item_buttons[ isFlatSided ? 0 : 1 ]->set_active(); + + int btn_index = 0; + + for (auto btn : _flat_item_buttons) + { + add(*btn); + btn->signal_clicked().connect(sigc::bind(sigc::mem_fun(*this, &StarToolbar::side_mode_changed), btn_index++)); + } + } + + add(*Gtk::manage(new Gtk::SeparatorToolItem())); + + /* Magnitude */ + { + std::vector<Glib::ustring> labels = {"", + _("triangle/tri-star"), + _("square/quad-star"), + _("pentagon/five-pointed star"), + _("hexagon/six-pointed star"), + "", + "", + "", + "", + ""}; + std::vector<double> values = {2, 3, 4, 5, 6, 7, 8, 10, 12, 20}; + auto magnitude_val = prefs->getDouble("/tools/shapes/star/magnitude", 3); + _magnitude_adj = Gtk::Adjustment::create(magnitude_val, isFlatSided ? 3 : 2, 1024, 1, 5); + _magnitude_item = Gtk::manage(new UI::Widget::SpinButtonToolItem("star-magnitude", _("Corners:"), _magnitude_adj, 1.0, 0)); + _magnitude_item->set_tooltip_text(_("Number of corners of a polygon or star")); + _magnitude_item->set_custom_numeric_menu_data(values, labels); + _magnitude_item->set_focus_widget(desktop->canvas); + _magnitude_adj->signal_value_changed().connect(sigc::mem_fun(*this, &StarToolbar::magnitude_value_changed)); + _magnitude_item->set_sensitive(true); + add(*_magnitude_item); + } + + /* Spoke ratio */ + { + std::vector<Glib::ustring> labels = {_("thin-ray star"), "", _("pentagram"), _("hexagram"), _("heptagram"), _("octagram"), _("regular polygon")}; + std::vector<double> values = { 0.01, 0.2, 0.382, 0.577, 0.692, 0.765, 1}; + auto prop_val = prefs->getDouble("/tools/shapes/star/proportion", 0.5); + _spoke_adj = Gtk::Adjustment::create(prop_val, 0.01, 1.0, 0.01, 0.1); + _spoke_item = Gtk::manage(new UI::Widget::SpinButtonToolItem("star-spoke", _("Spoke ratio:"), _spoke_adj)); + // TRANSLATORS: Tip radius of a star is the distance from the center to the farthest handle. + // Base radius is the same for the closest handle. + _spoke_item->set_tooltip_text(_("Base radius to tip radius ratio")); + _spoke_item->set_custom_numeric_menu_data(values, labels); + _spoke_item->set_focus_widget(desktop->canvas); + _spoke_adj->signal_value_changed().connect(sigc::mem_fun(*this, &StarToolbar::proportion_value_changed)); + + add(*_spoke_item); + } + + /* Roundedness */ + { + std::vector<Glib::ustring> labels = {_("stretched"), _("twisted"), _("slightly pinched"), _("NOT rounded"), _("slightly rounded"), + _("visibly rounded"), _("well rounded"), _("amply rounded"), "", _("stretched"), _("blown up")}; + std::vector<double> values = {-1, -0.2, -0.03, 0, 0.05, 0.1, 0.2, 0.3, 0.5, 1, 10}; + auto roundedness_val = prefs->getDouble("/tools/shapes/star/rounded", 0.0); + _roundedness_adj = Gtk::Adjustment::create(roundedness_val, -10.0, 10.0, 0.01, 0.1); + _roundedness_item = Gtk::manage(new UI::Widget::SpinButtonToolItem("star-roundedness", _("Rounded:"), _roundedness_adj)); + _roundedness_item->set_tooltip_text(_("How rounded are the corners (0 for sharp)")); + _roundedness_item->set_custom_numeric_menu_data(values, labels); + _roundedness_item->set_focus_widget(desktop->canvas); + _roundedness_adj->signal_value_changed().connect(sigc::mem_fun(*this, &StarToolbar::rounded_value_changed)); + _roundedness_item->set_sensitive(true); + add(*_roundedness_item); + } + + /* Randomization */ + { + std::vector<Glib::ustring> labels = {_("NOT randomized"), _("slightly irregular"), _("visibly randomized"), _("strongly randomized"), _("blown up")}; + std::vector<double> values = { 0, 0.01, 0.1, 0.5, 10}; + auto randomized_val = prefs->getDouble("/tools/shapes/star/randomized", 0.0); + _randomization_adj = Gtk::Adjustment::create(randomized_val, -10.0, 10.0, 0.001, 0.01); + _randomization_item = Gtk::manage(new UI::Widget::SpinButtonToolItem("star-randomized", _("Randomized:"), _randomization_adj, 0.1, 3)); + _randomization_item->set_tooltip_text(_("Scatter randomly the corners and angles")); + _randomization_item->set_custom_numeric_menu_data(values, labels); + _randomization_item->set_focus_widget(desktop->canvas); + _randomization_adj->signal_value_changed().connect(sigc::mem_fun(*this, &StarToolbar::randomized_value_changed)); + _randomization_item->set_sensitive(true); + add(*_randomization_item); + } + + add(*Gtk::manage(new Gtk::SeparatorToolItem())); + + /* Reset */ + { + _reset_item = Gtk::manage(new Gtk::ToolButton(_("Defaults"))); + _reset_item->set_icon_name(INKSCAPE_ICON("edit-clear")); + _reset_item->set_tooltip_text(_("Reset shape parameters to defaults (use Inkscape Preferences > Tools to change defaults)")); + _reset_item->signal_clicked().connect(sigc::mem_fun(*this, &StarToolbar::defaults)); + _reset_item->set_sensitive(true); + add(*_reset_item); + } + + desktop->connectEventContextChanged(sigc::mem_fun(*this, &StarToolbar::watch_ec)); + + show_all(); + _spoke_item->set_visible(!isFlatSided); +} + +StarToolbar::~StarToolbar() +{ + if (_repr) { // remove old listener + _repr->removeListenerByData(this); + Inkscape::GC::release(_repr); + _repr = nullptr; + } +} + +GtkWidget * +StarToolbar::create(SPDesktop *desktop) +{ + auto toolbar = new StarToolbar(desktop); + return GTK_WIDGET(toolbar->gobj()); +} + +void +StarToolbar::side_mode_changed(int mode) +{ + bool flat = (mode == 0); + + if (DocumentUndo::getUndoSensitive(_desktop->getDocument())) { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + prefs->setBool( "/tools/shapes/star/isflatsided", flat ); + } + + // quit if run by the attr_changed listener + if (_freeze) { + return; + } + + // in turn, prevent listener from responding + _freeze = true; + + Inkscape::Selection *selection = _desktop->getSelection(); + bool modmade = false; + + if (_spoke_item) { + _spoke_item->set_visible(!flat); + } + + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + Inkscape::XML::Node *repr = item->getRepr(); + if (flat) { + gint sides = (gint)_magnitude_adj->get_value(); + if (sides < 3) { + repr->setAttributeInt("sodipodi:sides", 3); + } + } + repr->setAttribute("inkscape:flatsided", flat ? "true" : "false" ); + + item->updateRepr(); + modmade = true; + } + } + + _magnitude_adj->set_lower(flat ? 3 : 2); + if (flat && _magnitude_adj->get_value() < 3) { + _magnitude_adj->set_value(3); + } + + if (modmade) { + DocumentUndo::done(_desktop->getDocument(), flat ? _("Make polygon") : _("Make star"), INKSCAPE_ICON("draw-polygon-star")); + } + + _freeze = false; +} + +void +StarToolbar::magnitude_value_changed() +{ + if (DocumentUndo::getUndoSensitive(_desktop->getDocument())) { + // do not remember prefs if this call is initiated by an undo change, because undoing object + // creation sets bogus values to its attributes before it is deleted + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + prefs->setInt("/tools/shapes/star/magnitude", + (gint)_magnitude_adj->get_value()); + } + + // quit if run by the attr_changed listener + if (_freeze) { + return; + } + + // in turn, prevent listener from responding + _freeze = true; + + bool modmade = false; + + Inkscape::Selection *selection = _desktop->getSelection(); + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + Inkscape::XML::Node *repr = item->getRepr(); + repr->setAttributeInt("sodipodi:sides", (gint)_magnitude_adj->get_value()); + double arg1 = repr->getAttributeDouble("sodipodi:arg1", 0.5); + repr->setAttributeSvgDouble("sodipodi:arg2", (arg1 + M_PI / (gint)_magnitude_adj->get_value())); + item->updateRepr(); + modmade = true; + } + } + if (modmade) { + DocumentUndo::done(_desktop->getDocument(), _("Star: Change number of corners"), INKSCAPE_ICON("draw-polygon-star")); + } + + _freeze = false; +} + +void +StarToolbar::proportion_value_changed() +{ + if (DocumentUndo::getUndoSensitive(_desktop->getDocument())) { + if (!std::isnan(_spoke_adj->get_value())) { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + prefs->setDouble("/tools/shapes/star/proportion", + _spoke_adj->get_value()); + } + } + + // quit if run by the attr_changed listener + if (_freeze) { + return; + } + + // in turn, prevent listener from responding + _freeze = true; + + bool modmade = false; + Inkscape::Selection *selection = _desktop->getSelection(); + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + Inkscape::XML::Node *repr = item->getRepr(); + + gdouble r1 = repr->getAttributeDouble("sodipodi:r1", 1.0);; + gdouble r2 = repr->getAttributeDouble("sodipodi:r2", 1.0); + + if (r2 < r1) { + repr->setAttributeSvgDouble("sodipodi:r2", r1*_spoke_adj->get_value()); + } else { + repr->setAttributeSvgDouble("sodipodi:r1", r2*_spoke_adj->get_value()); + } + + item->updateRepr(); + modmade = true; + } + } + + if (modmade) { + DocumentUndo::done(_desktop->getDocument(), _("Star: Change spoke ratio"), INKSCAPE_ICON("draw-polygon-star")); + } + + _freeze = false; +} + +void +StarToolbar::rounded_value_changed() +{ + if (DocumentUndo::getUndoSensitive(_desktop->getDocument())) { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + prefs->setDouble("/tools/shapes/star/rounded", (gdouble) _roundedness_adj->get_value()); + } + + // quit if run by the attr_changed listener + if (_freeze) { + return; + } + + // in turn, prevent listener from responding + _freeze = true; + + bool modmade = false; + + Inkscape::Selection *selection = _desktop->getSelection(); + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + Inkscape::XML::Node *repr = item->getRepr(); + repr->setAttributeSvgDouble("inkscape:rounded", (gdouble) _roundedness_adj->get_value()); + item->updateRepr(); + modmade = true; + } + } + if (modmade) { + DocumentUndo::done(_desktop->getDocument(), _("Star: Change rounding"), INKSCAPE_ICON("draw-polygon-star")); + } + + _freeze = false; +} + +void +StarToolbar::randomized_value_changed() +{ + if (DocumentUndo::getUndoSensitive(_desktop->getDocument())) { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + prefs->setDouble("/tools/shapes/star/randomized", + (gdouble) _randomization_adj->get_value()); + } + + // quit if run by the attr_changed listener + if (_freeze) { + return; + } + + // in turn, prevent listener from responding + _freeze = true; + + bool modmade = false; + + Inkscape::Selection *selection = _desktop->getSelection(); + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + Inkscape::XML::Node *repr = item->getRepr(); + repr->setAttributeSvgDouble("inkscape:randomized", (gdouble) _randomization_adj->get_value()); + item->updateRepr(); + modmade = true; + } + } + if (modmade) { + DocumentUndo::done(_desktop->getDocument(), _("Star: Change randomization"), INKSCAPE_ICON("draw-polygon-star")); + } + + _freeze = false; +} + +void +StarToolbar::defaults() +{ + + // FIXME: in this and all other _default functions, set some flag telling the value_changed + // callbacks to lump all the changes for all selected objects in one undo step + + // fixme: make settable in prefs! + gint mag = 5; + gdouble prop = 0.5; + gboolean flat = FALSE; + gdouble randomized = 0; + gdouble rounded = 0; + + _flat_item_buttons[ flat ? 0 : 1 ]->set_active(); + + _spoke_item->set_visible(!flat); + + _magnitude_adj->set_value(mag); + _spoke_adj->set_value(prop); + _roundedness_adj->set_value(rounded); + _randomization_adj->set_value(randomized); +} + +void +StarToolbar::watch_ec(SPDesktop* desktop, Inkscape::UI::Tools::ToolBase* ec) +{ + if (dynamic_cast<Inkscape::UI::Tools::StarTool const*>(ec) != nullptr) { + _changed = desktop->getSelection()->connectChanged(sigc::mem_fun(*this, &StarToolbar::selection_changed)); + selection_changed(desktop->getSelection()); + } else { + if (_changed) + _changed.disconnect(); + } +} + +/** + * \param selection Should not be NULL. + */ +void +StarToolbar::selection_changed(Inkscape::Selection *selection) +{ + int n_selected = 0; + Inkscape::XML::Node *repr = nullptr; + + if (_repr) { // remove old listener + _repr->removeListenerByData(this); + Inkscape::GC::release(_repr); + _repr = nullptr; + } + + auto itemlist= selection->items(); + for(auto i=itemlist.begin();i!=itemlist.end();++i){ + SPItem *item = *i; + if (SP_IS_STAR(item)) { + n_selected++; + repr = item->getRepr(); + } + } + + if (n_selected == 0) { + _mode_item->set_markup(_("<b>New:</b>")); + } else if (n_selected == 1) { + _mode_item->set_markup(_("<b>Change:</b>")); + + if (repr) { + _repr = repr; + Inkscape::GC::anchor(_repr); + _repr->addListener(&star_tb_repr_events, this); + _repr->synthesizeEvents(&star_tb_repr_events, this); + } + } else { + // FIXME: implement averaging of all parameters for multiple selected stars + //gtk_label_set_markup(GTK_LABEL(l), _("<b>Average:</b>")); + //gtk_label_set_markup(GTK_LABEL(l), _("<b>Change:</b>")); + } +} + +void +StarToolbar::event_attr_changed(Inkscape::XML::Node *repr, gchar const *name, + gchar const * /*old_value*/, gchar const * /*new_value*/, + bool /*is_interactive*/, gpointer dataPointer) +{ + auto toolbar = reinterpret_cast<StarToolbar *>(dataPointer); + + // quit if run by the _changed callbacks + if (toolbar->_freeze) { + return; + } + + // in turn, prevent callbacks from responding + toolbar->_freeze = true; + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + bool isFlatSided = prefs->getBool("/tools/shapes/star/isflatsided", false); + + if (!strcmp(name, "inkscape:randomized")) { + double randomized = repr->getAttributeDouble("inkscape:randomized", 0.0); + toolbar->_randomization_adj->set_value(randomized); + } else if (!strcmp(name, "inkscape:rounded")) { + double rounded = repr->getAttributeDouble("inkscape:rounded", 0.0); + toolbar->_roundedness_adj->set_value(rounded); + } else if (!strcmp(name, "inkscape:flatsided")) { + char const *flatsides = repr->attribute("inkscape:flatsided"); + if ( flatsides && !strcmp(flatsides,"false") ) { + toolbar->_flat_item_buttons[1]->set_active(); + toolbar->_spoke_item->set_visible(true); + toolbar->_magnitude_adj->set_lower(2); + } else { + toolbar->_flat_item_buttons[0]->set_active(); + toolbar->_spoke_item->set_visible(false); + toolbar->_magnitude_adj->set_lower(3); + } + } else if ((!strcmp(name, "sodipodi:r1") || !strcmp(name, "sodipodi:r2")) && (!isFlatSided) ) { + gdouble r1 = repr->getAttributeDouble("sodipodi:r1", 1.0); + gdouble r2 = repr->getAttributeDouble("sodipodi:r2", 1.0); + + + if (r2 < r1) { + toolbar->_spoke_adj->set_value(r2/r1); + } else { + toolbar->_spoke_adj->set_value(r1/r2); + } + } else if (!strcmp(name, "sodipodi:sides")) { + int sides = repr->getAttributeInt("sodipodi:sides", 0); + toolbar->_magnitude_adj->set_value(sides); + } + + toolbar->_freeze = false; +} + +} +} +} + +/* + 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:fileencoding=utf-8 : |