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Diffstat (limited to 'src/gui/NodeModule.cpp')
| -rw-r--r-- | src/gui/NodeModule.cpp | 518 |
1 files changed, 518 insertions, 0 deletions
diff --git a/src/gui/NodeModule.cpp b/src/gui/NodeModule.cpp new file mode 100644 index 00000000..8605e91d --- /dev/null +++ b/src/gui/NodeModule.cpp @@ -0,0 +1,518 @@ +/* + This file is part of Ingen. + Copyright 2007-2016 David Robillard <http://drobilla.net/> + + Ingen is free software: you can redistribute it and/or modify it under the + terms of the GNU Affero General Public License as published by the Free + Software Foundation, either version 3 of the License, or any later version. + + Ingen 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 Affero General Public License for details. + + You should have received a copy of the GNU Affero General Public License + along with Ingen. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <cassert> +#include <string> + +#include <gtkmm/eventbox.h> + +#include "lv2/atom/util.h" + +#include "ingen/Atom.hpp" +#include "ingen/Configuration.hpp" +#include "ingen/Interface.hpp" +#include "ingen/Log.hpp" +#include "ingen/client/BlockModel.hpp" +#include "ingen/client/GraphModel.hpp" +#include "ingen/client/PluginModel.hpp" +#include "ingen/client/PluginUI.hpp" + +#include "App.hpp" +#include "GraphCanvas.hpp" +#include "GraphWindow.hpp" +#include "NodeMenu.hpp" +#include "NodeModule.hpp" +#include "Port.hpp" +#include "RenameWindow.hpp" +#include "Style.hpp" +#include "SubgraphModule.hpp" +#include "WidgetFactory.hpp" +#include "WindowFactory.hpp" +#include "ingen_config.h" + +namespace ingen { + +using namespace client; + +namespace gui { + +NodeModule::NodeModule(GraphCanvas& canvas, + SPtr<const BlockModel> block) + : Ganv::Module(canvas, block->path().symbol(), 0, 0, true) + , _block(block) + , _gui_widget(nullptr) + , _gui_window(nullptr) + , _initialised(false) +{ + block->signal_new_port().connect( + sigc::mem_fun(this, &NodeModule::new_port_view)); + block->signal_removed_port().connect( + sigc::hide_return(sigc::mem_fun(this, &NodeModule::delete_port_view))); + block->signal_property().connect( + sigc::mem_fun(this, &NodeModule::property_changed)); + block->signal_moved().connect( + sigc::mem_fun(this, &NodeModule::rename)); + + signal_event().connect( + sigc::mem_fun(this, &NodeModule::on_event)); + + signal_moved().connect( + sigc::mem_fun(this, &NodeModule::store_location)); + + signal_selected().connect( + sigc::mem_fun(this, &NodeModule::on_selected)); + + const PluginModel* plugin = dynamic_cast<const PluginModel*>(block->plugin()); + if (plugin) { + plugin->signal_changed().connect( + sigc::mem_fun(this, &NodeModule::plugin_changed)); + } + + for (const auto& p : block->properties()) { + property_changed(p.first, p.second); + } + + if (_block->has_property(app().uris().ingen_uiEmbedded, + app().uris().forge.make(true))) { + // Schedule idle callback to embed GUI once ports arrive + Glib::signal_timeout().connect( + sigc::mem_fun(*this, &NodeModule::idle_init), 25, G_PRIORITY_DEFAULT_IDLE); + } else { + _initialised = true; + } +} + +NodeModule::~NodeModule() +{ + delete _gui_widget; + delete _gui_window; +} + +bool +NodeModule::idle_init() +{ + if (_block->ports().size() == 0) { + return true; // Need to embed GUI, but ports haven't shown up yet + } + + // Ports have arrived, embed GUI and deregister this callback + embed_gui(true); + _initialised = true; + return false; +} + +bool +NodeModule::show_menu(GdkEventButton* ev) +{ + WidgetFactory::get_widget_derived("object_menu", _menu); + if (!_menu) { + app().log().error("Failed to load object menu widget\n"); + return false; + } + + _menu->init(app(), _block); + _menu->signal_embed_gui.connect( + sigc::mem_fun(this, &NodeModule::on_embed_gui_toggled)); + _menu->signal_popup_gui.connect( + sigc::hide_return(sigc::mem_fun(this, &NodeModule::popup_gui))); + _menu->popup(ev->button, ev->time); + return true; +} + +NodeModule* +NodeModule::create(GraphCanvas& canvas, + SPtr<const BlockModel> block, + bool human) +{ + SPtr<const GraphModel> graph = dynamic_ptr_cast<const GraphModel>(block); + + NodeModule* ret = (graph) + ? new SubgraphModule(canvas, graph) + : new NodeModule(canvas, block); + + for (const auto& p : block->properties()) { + ret->property_changed(p.first, p.second); + } + + for (const auto& p : block->ports()) { + ret->new_port_view(p); + } + + ret->set_stacked(block->polyphonic()); + + if (human) { + ret->show_human_names(human); // FIXME: double port iteration + } + + return ret; +} + +App& +NodeModule::app() const +{ + return ((GraphCanvas*)canvas())->app(); +} + +void +NodeModule::show_human_names(bool b) +{ + const URIs& uris = app().uris(); + + if (b) { + set_label(block()->label().c_str()); + } else { + set_label(block()->symbol().c_str()); + } + + for (iterator i = begin(); i != end(); ++i) { + ingen::gui::Port* const port = dynamic_cast<ingen::gui::Port*>(*i); + Glib::ustring label(port->model()->symbol().c_str()); + if (b) { + const Atom& name_property = port->model()->get_property(uris.lv2_name); + if (name_property.type() == uris.forge.String) { + label = name_property.ptr<char>(); + } else { + Glib::ustring hn = block()->plugin_model()->port_human_name( + port->model()->index()); + if (!hn.empty()) { + label = hn; + } + } + } + (*i)->set_label(label.c_str()); + } +} + +void +NodeModule::port_activity(uint32_t index, const Atom& value) +{ + const URIs& uris = app().uris(); + if (!_plugin_ui) { + return; + } + + if (_block->get_port(index)->is_a(uris.atom_AtomPort)) { + _plugin_ui->port_event(index, + lv2_atom_total_size(value.atom()), + uris.atom_eventTransfer, + value.atom()); + } +} + +void +NodeModule::port_value_changed(uint32_t index, const Atom& value) +{ + const URIs& uris = app().uris(); + if (!_plugin_ui) { + return; + } + + if (value.type() == uris.atom_Float && + _block->get_port(index)->is_numeric()) { + _plugin_ui->port_event(index, sizeof(float), 0, value.ptr<float>()); + } else { + _plugin_ui->port_event(index, + lv2_atom_total_size(value.atom()), + uris.atom_eventTransfer, + value.atom()); + } +} + +void +NodeModule::plugin_changed() +{ + for (iterator p = begin(); p != end(); ++p) { + dynamic_cast<ingen::gui::Port*>(*p)->update_metadata(); + } +} + +void +NodeModule::on_embed_gui_toggled(bool embed) +{ + embed_gui(embed); + app().set_property(_block->uri(), + app().uris().ingen_uiEmbedded, + app().forge().make(embed)); +} + +void +NodeModule::embed_gui(bool embed) +{ + if (embed) { + if (_gui_window) { + app().log().warn("LV2 GUI already popped up, cannot embed\n"); + return; + } + + if (!_plugin_ui) { + _plugin_ui = _block->plugin_model()->ui(app().world(), _block); + } + + if (_plugin_ui) { + _plugin_ui->signal_property_changed().connect( + sigc::mem_fun(app(), &App::set_property)); + + if (!_plugin_ui->instantiate()) { + app().log().error("Failed to instantiate LV2 UI\n"); + } else { + GtkWidget* c_widget = (GtkWidget*)_plugin_ui->get_widget(); + _gui_widget = Glib::wrap(c_widget); + + Gtk::Container* container = new Gtk::EventBox(); + container->set_name("IngenEmbeddedUI"); + container->set_border_width(4.0); + container->add(*_gui_widget); + Ganv::Module::embed(container); + } + } else { + app().log().error("Failed to create LV2 UI\n"); + } + + if (_gui_widget) { + _gui_widget->show_all(); + set_control_values(); + } + + } else { // un-embed + Ganv::Module::embed(nullptr); + _plugin_ui.reset(); + } +} + +void +NodeModule::rename() +{ + if (app().world()->conf().option("port-labels").get<int32_t>() && + !app().world()->conf().option("human-names").get<int32_t>()) { + set_label(_block->path().symbol()); + } +} + +void +NodeModule::new_port_view(SPtr<const PortModel> port) +{ + Port::create(app(), *this, port); + + port->signal_value_changed().connect( + sigc::bind<0>(sigc::mem_fun(this, &NodeModule::port_value_changed), + port->index())); + + port->signal_activity().connect( + sigc::bind<0>(sigc::mem_fun(this, &NodeModule::port_activity), + port->index())); +} + +Port* +NodeModule::port(SPtr<const PortModel> model) +{ + for (iterator p = begin(); p != end(); ++p) { + Port* const port = dynamic_cast<Port*>(*p); + if (port->model() == model) { + return port; + } + } + return nullptr; +} + +void +NodeModule::delete_port_view(SPtr<const PortModel> model) +{ + Port* p = port(model); + if (p) { + delete p; + } else { + app().log().warn(fmt("Failed to find port %1% on module %2%\n") + % model->path() % _block->path()); + } +} + +bool +NodeModule::popup_gui() +{ + if (_block->plugin() && app().uris().lv2_Plugin == _block->plugin_model()->type()) { + if (_plugin_ui) { + app().log().warn("LV2 GUI already embedded, cannot pop up\n"); + return false; + } + + const PluginModel* const plugin = dynamic_cast<const PluginModel*>(_block->plugin()); + assert(plugin); + + _plugin_ui = plugin->ui(app().world(), _block); + + if (_plugin_ui) { + _plugin_ui->signal_property_changed().connect( + sigc::mem_fun(app(), &App::set_property)); + + if (!_plugin_ui->instantiated() && !_plugin_ui->instantiate()) { + app().log().error("Failed to instantiate LV2 UI\n"); + return false; + } + + GtkWidget* c_widget = (GtkWidget*)_plugin_ui->get_widget(); + _gui_widget = Glib::wrap(c_widget); + + _gui_window = new Gtk::Window(); + if (!_plugin_ui->is_resizable()) { + _gui_window->set_resizable(false); + } + _gui_window->set_title(_block->path() + " UI - Ingen"); + _gui_window->set_role("plugin_ui"); + _gui_window->add(*_gui_widget); + _gui_widget->show_all(); + set_control_values(); + + _gui_window->signal_unmap().connect( + sigc::mem_fun(this, &NodeModule::on_gui_window_close)); + _gui_window->present(); + + return true; + } else { + app().log().warn(fmt("No LV2 GUI for %1%\n") % _block->path()); + } + } + + return false; +} + +void +NodeModule::on_gui_window_close() +{ + delete _gui_window; + _gui_window = nullptr; + _plugin_ui.reset(); + _gui_widget = nullptr; +} + +void +NodeModule::set_control_values() +{ + uint32_t index = 0; + for (const auto& p : _block->ports()) { + if (app().can_control(p.get()) && p->value().is_valid()) { + port_value_changed(index, p->value()); + } + ++index; + } +} + +bool +NodeModule::on_double_click(GdkEventButton* event) +{ + popup_gui(); + return true; +} + +bool +NodeModule::on_event(GdkEvent* ev) +{ + if (ev->type == GDK_BUTTON_PRESS && ev->button.button == 3) { + return show_menu(&ev->button); + } else if (ev->type == GDK_2BUTTON_PRESS) { + return on_double_click(&ev->button); + } else if (ev->type == GDK_ENTER_NOTIFY) { + GraphBox* const box = app().window_factory()->graph_box( + dynamic_ptr_cast<const GraphModel>(_block->parent())); + if (box) { + box->object_entered(_block.get()); + } + } else if (ev->type == GDK_LEAVE_NOTIFY) { + GraphBox* const box = app().window_factory()->graph_box( + dynamic_ptr_cast<const GraphModel>(_block->parent())); + if (box) { + box->object_left(_block.get()); + } + } + + return false; +} + +void +NodeModule::store_location(double ax, double ay) +{ + const URIs& uris = app().uris(); + + const Atom x(app().forge().make(static_cast<float>(ax))); + const Atom y(app().forge().make(static_cast<float>(ay))); + + if (x != _block->get_property(uris.ingen_canvasX) || + y != _block->get_property(uris.ingen_canvasY)) + { + app().interface()->put(_block->uri(), {{uris.ingen_canvasX, x}, + {uris.ingen_canvasY, y}}); + } +} + +void +NodeModule::property_changed(const URI& key, const Atom& value) +{ + const URIs& uris = app().uris(); + if (value.type() == uris.forge.Float) { + if (key == uris.ingen_canvasX) { + move_to(value.get<float>(), get_y()); + } else if (key == uris.ingen_canvasY) { + move_to(get_x(), value.get<float>()); + } + } else if (value.type() == uris.forge.Bool) { + if (key == uris.ingen_polyphonic) { + set_stacked(value.get<int32_t>()); + } else if (key == uris.ingen_uiEmbedded && _initialised) { + if (value.get<int32_t>() && !_gui_widget) { + embed_gui(true); + } else if (!value.get<int32_t>() && _gui_widget) { + embed_gui(false); + } + } else if (key == uris.ingen_enabled) { + if (value.get<int32_t>()) { + set_dash_length(0.0); + } else { + set_dash_length(5.0); + } + } + } else if (value.type() == uris.forge.String) { + if (key == uris.lv2_name + && app().world()->conf().option("human-names").get<int32_t>()) { + set_label(value.ptr<char>()); + } + } +} + +bool +NodeModule::on_selected(gboolean selected) +{ + GraphWindow* win = app().window_factory()->parent_graph_window(block()); + if (!win) { + return true; + } + + if (selected && win->documentation_is_visible()) { + GraphWindow* win = app().window_factory()->parent_graph_window(block()); + std::string doc; + bool html = false; +#ifdef HAVE_WEBKIT + html = true; +#endif + if (block()->plugin_model()) { + doc = block()->plugin_model()->documentation(html); + } + win->set_documentation(doc, html); + } + + return true; +} + +} // namespace gui +} // namespace ingen |