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Diffstat (limited to 'src/CanvasModule.cpp')
| -rw-r--r-- | src/CanvasModule.cpp | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/src/CanvasModule.cpp b/src/CanvasModule.cpp new file mode 100644 index 0000000..c049346 --- /dev/null +++ b/src/CanvasModule.cpp @@ -0,0 +1,165 @@ +/* This file is part of Patchage. + * Copyright 2010-2020 David Robillard <d@drobilla.net> + * + * Patchage is free software: you can redistribute it and/or modify it under + * the terms of the GNU General Public License as published by the Free + * Software Foundation, either version 3 of the License, or (at your option) + * any later version. + * + * Patchage is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. + * + * You should have received a copy of the GNU General Public License + * along with Patchage. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "CanvasModule.hpp" + +#include "Canvas.hpp" +#include "CanvasPort.hpp" +#include "Patchage.hpp" +#include "SignalDirection.hpp" + +namespace patchage { + +CanvasModule::CanvasModule(Patchage* app, + const std::string& name, + SignalDirection type, + ClientID id, + double x, + double y) + : Module(*app->canvas(), name, x, y) + , _app(app) + , _menu(nullptr) + , _name(name) + , _type(type) + , _id(std::move(id)) +{ + signal_event().connect(sigc::mem_fun(this, &CanvasModule::on_event)); + + signal_moved().connect(sigc::mem_fun(this, &CanvasModule::store_location)); + + // Set as source by default, turned off if input ports added + set_is_source(true); +} + +CanvasModule::~CanvasModule() +{ + _app->canvas()->remove_module(this); + delete _menu; + _menu = nullptr; +} + +void +CanvasModule::update_menu() +{ + if (!_menu) { + return; + } + + if (_type == SignalDirection::duplex) { + bool has_in = false; + bool has_out = false; + for (const auto* p : *this) { + if (p->is_input()) { + has_in = true; + } else { + has_out = true; + } + + if (has_in && has_out) { + _menu->items()[0].show(); // Show "Split" menu item + return; + } + } + _menu->items()[0].hide(); // Hide "Split" menu item + } +} + +bool +CanvasModule::show_menu(GdkEventButton* ev) +{ + _menu = new Gtk::Menu(); + Gtk::Menu::MenuList& items = _menu->items(); + if (_type == SignalDirection::duplex) { + items.push_back(Gtk::Menu_Helpers::MenuElem( + "_Split", sigc::mem_fun(this, &CanvasModule::split))); + update_menu(); + } else { + items.push_back(Gtk::Menu_Helpers::MenuElem( + "_Join", sigc::mem_fun(this, &CanvasModule::join))); + } + items.push_back(Gtk::Menu_Helpers::MenuElem( + "_Disconnect All", + sigc::mem_fun(this, &CanvasModule::menu_disconnect_all))); + + _menu->popup(ev->button, ev->time); + return true; +} + +bool +CanvasModule::on_event(GdkEvent* ev) +{ + if (ev->type == GDK_BUTTON_PRESS && ev->button.button == 3) { + return show_menu(&ev->button); + } + return false; +} + +void +CanvasModule::load_location() +{ + Coord loc; + + if (_app->conf().get_module_location(_name, _type, loc)) { + move_to(loc.x, loc.y); + } else { + move_to(20 + rand() % 640, 20 + rand() % 480); + } +} + +void +CanvasModule::store_location(double x, double y) +{ + _app->conf().set_module_location(_name, _type, {x, y}); +} + +void +CanvasModule::split() +{ + assert(_type == SignalDirection::duplex); + _app->conf().set_module_split(_name, true); + _app->refresh(); +} + +void +CanvasModule::join() +{ + assert(_type != SignalDirection::duplex); + _app->conf().set_module_split(_name, false); + _app->refresh(); +} + +void +CanvasModule::menu_disconnect_all() +{ + for (Ganv::Port* p : *this) { + p->disconnect(); + } +} + +CanvasPort* +CanvasModule::get_port(const PortID& id) +{ + for (Ganv::Port* p : *this) { + auto* pport = dynamic_cast<CanvasPort*>(p); + if (pport && pport->id() == id) { + return pport; + } + } + + return nullptr; +} + +} // namespace patchage |