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Diffstat (limited to 'src/gui/Port.cpp')
| -rw-r--r-- | src/gui/Port.cpp | 534 |
1 files changed, 534 insertions, 0 deletions
diff --git a/src/gui/Port.cpp b/src/gui/Port.cpp new file mode 100644 index 00000000..9742cee3 --- /dev/null +++ b/src/gui/Port.cpp @@ -0,0 +1,534 @@ +/* + 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 "ganv/Module.hpp" +#include "ingen/Configuration.hpp" +#include "ingen/Interface.hpp" +#include "ingen/Log.hpp" +#include "ingen/URIMap.hpp" +#include "ingen/client/GraphModel.hpp" +#include "ingen/client/PortModel.hpp" + +#include "App.hpp" +#include "GraphWindow.hpp" +#include "Port.hpp" +#include "PortMenu.hpp" +#include "RDFS.hpp" +#include "Style.hpp" +#include "WidgetFactory.hpp" +#include "WindowFactory.hpp" +#include "ingen_config.h" +#include "rgba.hpp" + +using namespace Ingen::Client; + +namespace Ingen { +namespace GUI { + +Port* +Port::create(App& app, + Ganv::Module& module, + SPtr<const PortModel> pm, + bool flip) +{ + return new Port(app, module, pm, port_label(app, pm), flip); +} + +/** @param flip Make an input port appear as an output port, and vice versa. + */ +Port::Port(App& app, + Ganv::Module& module, + SPtr<const PortModel> pm, + const std::string& name, + bool flip) + : Ganv::Port(module, name, + flip ? (!pm->is_input()) : pm->is_input(), + app.style()->get_port_color(pm.get())) + , _app(app) + , _port_model(pm) + , _entered(false) + , _flipped(flip) +{ + assert(pm); + + if (app.can_control(pm.get())) { + show_control(); + pm->signal_value_changed().connect( + sigc::mem_fun(this, &Port::value_changed)); + } + + port_properties_changed(); + + pm->signal_property().connect( + sigc::mem_fun(this, &Port::property_changed)); + pm->signal_property_removed().connect( + sigc::mem_fun(this, &Port::property_removed)); + pm->signal_activity().connect( + sigc::mem_fun(this, &Port::activity)); + pm->signal_moved().connect( + sigc::mem_fun(this, &Port::moved)); + + signal_value_changed.connect( + sigc::mem_fun(this, &Port::on_value_changed)); + + signal_event().connect( + sigc::mem_fun(this, &Port::on_event)); + + set_is_controllable(pm->is_numeric() && pm->is_input()); + + Ganv::Port::set_beveled(model()->is_a(_app.uris().lv2_ControlPort) || + model()->has_property(_app.uris().atom_bufferType, + _app.uris().atom_Sequence)); + + for (const auto& p : pm->properties()) { + property_changed(p.first, p.second); + } + + update_metadata(); + value_changed(pm->value()); +} + +Port::~Port() +{ + _app.activity_port_destroyed(this); +} + +std::string +Port::port_label(App& app, SPtr<const PortModel> pm) +{ + if (!pm) { + return ""; + } + + std::string label; + if (app.world()->conf().option("port-labels").get<int32_t>()) { + if (app.world()->conf().option("human-names").get<int32_t>()) { + const Atom& name = pm->get_property(app.uris().lv2_name); + if (name.type() == app.forge().String) { + label = name.ptr<char>(); + } else { + const SPtr<const BlockModel> parent( + dynamic_ptr_cast<const BlockModel>(pm->parent())); + if (parent && parent->plugin_model()) { + label = parent->plugin_model()->port_human_name(pm->index()); + } + } + } else { + label = pm->path().symbol(); + } + } + return label; +} + +void +Port::ensure_label() +{ + if (!get_label()) { + set_label(port_label(_app, _port_model.lock()).c_str()); + } +} + +void +Port::update_metadata() +{ + SPtr<const PortModel> pm = _port_model.lock(); + if (pm && _app.can_control(pm.get()) && pm->is_numeric()) { + SPtr<const BlockModel> parent = dynamic_ptr_cast<const BlockModel>(pm->parent()); + if (parent) { + float min = 0.0f; + float max = 1.0f; + parent->port_value_range(pm, min, max, _app.sample_rate()); + set_control_min(min); + set_control_max(max); + } + } +} + +bool +Port::show_menu(GdkEventButton* ev) +{ + PortMenu* menu = nullptr; + WidgetFactory::get_widget_derived("object_menu", menu); + if (!menu) { + _app.log().error("Failed to load port menu widget\n"); + return false; + } + + menu->init(_app, model(), _flipped); + menu->popup(ev->button, ev->time); + return true; +} + +void +Port::moved() +{ + if (_app.world()->conf().option("port-labels").get<int32_t>() && + !_app.world()->conf().option("human-names").get<int32_t>()) { + set_label(model()->symbol().c_str()); + } +} + +void +Port::on_value_changed(double value) +{ + const URIs& uris = _app.uris(); + const Atom& current_value = model()->value(); + if (current_value.type() != uris.forge.Float) { + return; // Non-float, unsupported + } + + if (current_value.get<float>() == (float)value) { + return; // No change + } + + const Atom atom = _app.forge().make(float(value)); + _app.set_property(model()->uri(), + _app.world()->uris().ingen_value, + atom); + + if (_entered) { + GraphBox* box = get_graph_box(); + if (box) { + box->show_port_status(model().get(), atom); + } + } +} + +void +Port::value_changed(const Atom& value) +{ + if (value.type() == _app.forge().Float && !get_grabbed()) { + Ganv::Port::set_control_value(value.get<float>()); + } +} + +void +Port::on_scale_point_activated(float f) +{ + _app.set_property(model()->uri(), + _app.world()->uris().ingen_value, + _app.world()->forge().make(f)); +} + +Gtk::Menu* +Port::build_enum_menu() +{ + SPtr<const BlockModel> block = dynamic_ptr_cast<BlockModel>(model()->parent()); + Gtk::Menu* menu = Gtk::manage(new Gtk::Menu()); + + PluginModel::ScalePoints points = block->plugin_model()->port_scale_points( + model()->index()); + for (auto i = points.begin(); i != points.end(); ++i) { + menu->items().push_back(Gtk::Menu_Helpers::MenuElem(i->second)); + Gtk::MenuItem* menu_item = &(menu->items().back()); + menu_item->signal_activate().connect( + sigc::bind(sigc::mem_fun(this, &Port::on_scale_point_activated), + i->first)); + } + + return menu; +} + +void +Port::on_uri_activated(const URI& uri) +{ + _app.set_property(model()->uri(), + _app.world()->uris().ingen_value, + _app.world()->forge().make_urid( + _app.world()->uri_map().map_uri(uri.c_str()))); +} + +Gtk::Menu* +Port::build_uri_menu() +{ + World* world = _app.world(); + SPtr<const BlockModel> block = dynamic_ptr_cast<BlockModel>(model()->parent()); + Gtk::Menu* menu = Gtk::manage(new Gtk::Menu()); + + // Get the port designation, which should be a rdf:Property + const Atom& designation_atom = model()->get_property( + _app.uris().lv2_designation); + if (!designation_atom.is_valid()) { + return nullptr; + } + + LilvNode* designation = lilv_new_uri( + world->lilv_world(), world->forge().str(designation_atom, false).c_str()); + LilvNode* rdfs_range = lilv_new_uri( + world->lilv_world(), LILV_NS_RDFS "range"); + + // Get every class in the range of the port's property + RDFS::URISet ranges; + LilvNodes* range = lilv_world_find_nodes( + world->lilv_world(), designation, rdfs_range, nullptr); + LILV_FOREACH(nodes, r, range) { + ranges.insert(URI(lilv_node_as_string(lilv_nodes_get(range, r)))); + } + RDFS::classes(world, ranges, false); + + // Get all objects in range + RDFS::Objects values = RDFS::instances(world, ranges); + + // Add a menu item for each such class + for (const auto& v : values) { + if (!v.first.empty()) { + const std::string qname = world->rdf_world()->prefixes().qualify(v.second); + const std::string label = qname + " - " + v.first; + menu->items().push_back(Gtk::Menu_Helpers::MenuElem(label)); + Gtk::MenuItem* menu_item = &(menu->items().back()); + menu_item->signal_activate().connect( + sigc::bind(sigc::mem_fun(this, &Port::on_uri_activated), + v.second)); + } + } + + return menu; +} + +bool +Port::on_event(GdkEvent* ev) +{ + GraphBox* box = nullptr; + switch (ev->type) { + case GDK_ENTER_NOTIFY: + _entered = true; + if ((box = get_graph_box())) { + box->object_entered(model().get()); + } + return false; + case GDK_LEAVE_NOTIFY: + _entered = false; + if ((box = get_graph_box())) { + box->object_left(model().get()); + } + return false; + case GDK_BUTTON_PRESS: + if (ev->button.button == 1) { + if (model()->is_enumeration()) { + Gtk::Menu* menu = build_enum_menu(); + menu->popup(ev->button.button, ev->button.time); + return true; + } else if (model()->is_uri()) { + Gtk::Menu* menu = build_uri_menu(); + if (menu) { + menu->popup(ev->button.button, ev->button.time); + return true; + } + } + } else if (ev->button.button == 3) { + return show_menu(&ev->button); + } + break; + default: + break; + } + + return false; +} + +inline static uint32_t +peak_color(float peak) +{ + static const uint32_t min = 0x4A8A0EC0; + static const uint32_t max = 0xFFCE1FC0; + static const uint32_t peak_min = 0xFF561FC0; + static const uint32_t peak_max = 0xFF0A38C0; + + if (peak < 1.0) { + return rgba_interpolate(min, max, peak); + } else { + return rgba_interpolate(peak_min, peak_max, fminf(peak, 2.0f) - 1.0f); + } +} + +void +Port::activity(const Atom& value) +{ + if (model()->is_a(_app.uris().lv2_AudioPort)) { + set_fill_color(peak_color(value.get<float>())); + } else if (_app.can_control(model().get()) && value.type() == _app.uris().atom_Float) { + Ganv::Port::set_control_value(value.get<float>()); + } else { + _app.port_activity(this); + } +} + +GraphBox* +Port::get_graph_box() const +{ + SPtr<const GraphModel> graph = dynamic_ptr_cast<const GraphModel>(model()->parent()); + GraphBox* box = _app.window_factory()->graph_box(graph); + if (!box) { + graph = dynamic_ptr_cast<const GraphModel>(model()->parent()->parent()); + box = _app.window_factory()->graph_box(graph); + } + return box; +} + +void +Port::set_type_tag() +{ + const URIs& uris = _app.uris(); + std::string tag; + if (model()->is_a(_app.uris().lv2_AudioPort)) { + tag = "~"; + } else if (model()->is_a(_app.uris().lv2_CVPort)) { + tag = "ℝ̰"; + } else if (model()->is_a(_app.uris().lv2_ControlPort)) { + if (model()->is_enumeration()) { + tag = "…"; + } else if (model()->is_integer()) { + tag = "ℤ"; + } else if (model()->is_toggle()) { + tag = ((model()->value() != _app.uris().forge.make(0.0f)) + ? "☑" : "☐"); + + } else { + tag = "ℝ"; + } + } else if (model()->is_a(_app.uris().atom_AtomPort)) { + if (model()->supports(_app.uris().atom_Float)) { + if (model()->is_toggle()) { + tag = ((model()->value() != _app.uris().forge.make(0.0f)) + ? "☑" : "☐"); + } else { + tag = "ℝ"; + } + } + if (model()->supports(_app.uris().atom_Int)) { + tag += "ℤ"; + } + if (model()->supports(_app.uris().midi_MidiEvent)) { + tag += "𝕄"; + } + if (model()->supports(_app.uris().patch_Message)) { + if (tag.empty()) { + tag += "="; + } else { + tag += "̿"; + } + } + if (tag.empty()) { + tag = "*"; + } + + if (model()->has_property(uris.atom_bufferType, uris.atom_Sequence)) { + tag += "̤"; + } + } + + if (!tag.empty()) { + set_value_label(tag.c_str()); + } +} + +void +Port::port_properties_changed() +{ + if (model()->is_toggle()) { + set_control_is_toggle(true); + } else if (model()->is_integer()) { + set_control_is_integer(true); + } + set_type_tag(); +} + +void +Port::property_changed(const URI& key, const Atom& value) +{ + const URIs& uris = _app.uris(); + if (value.type() == uris.forge.Float) { + float val = value.get<float>(); + if (key == uris.ingen_value && !get_grabbed()) { + Ganv::Port::set_control_value(val); + if (model()->is_toggle()) { + std::string tag = (val == 0.0f) ? "☐" : "☑"; + if (model()->is_a(_app.uris().lv2_CVPort)) { + tag += "̰"; + } else if (model()->has_property(uris.atom_bufferType, + uris.atom_Sequence)) { + tag += "̤"; + } + set_value_label(tag.c_str()); + } + } else if (key == uris.lv2_minimum) { + if (model()->port_property(uris.lv2_sampleRate)) { + val *= _app.sample_rate(); + } + set_control_min(val); + } else if (key == uris.lv2_maximum) { + if (model()->port_property(uris.lv2_sampleRate)) { + val *= _app.sample_rate(); + } + set_control_max(val); + } + } else if (key == uris.lv2_portProperty) { + port_properties_changed(); + } else if (key == uris.lv2_name) { + if (value.type() == uris.forge.String && + _app.world()->conf().option("port-labels").get<int32_t>() && + _app.world()->conf().option("human-names").get<int32_t>()) { + set_label(value.ptr<char>()); + } + } else if (key == uris.rdf_type || key == uris.atom_bufferType) { + set_fill_color(_app.style()->get_port_color(model().get())); + Ganv::Port::set_beveled(model()->is_a(uris.lv2_ControlPort) || + model()->has_property(uris.atom_bufferType, + uris.atom_Sequence)); + } +} + +void +Port::property_removed(const URI& key, const Atom& value) +{ + const URIs& uris = _app.uris(); + if (key == uris.lv2_minimum || key == uris.lv2_maximum) { + update_metadata(); + } else if (key == uris.rdf_type || key == uris.atom_bufferType) { + Ganv::Port::set_beveled(model()->is_a(uris.lv2_ControlPort) || + model()->has_property(uris.atom_bufferType, + uris.atom_Sequence)); + } +} + +bool +Port::on_selected(gboolean b) +{ + if (b) { + SPtr<const PortModel> pm = _port_model.lock(); + if (pm) { + SPtr<const BlockModel> block = dynamic_ptr_cast<const BlockModel>(pm->parent()); + GraphWindow* win = _app.window_factory()->parent_graph_window(block); + if (win && win->documentation_is_visible() && block->plugin_model()) { + bool html = false; +#ifdef HAVE_WEBKIT + html = true; +#endif + const std::string& doc = block->plugin_model()->port_documentation( + pm->index(), html); + win->set_documentation(doc, html); + } + } + } + + return true; +} + +} // namespace GUI +} // namespace Ingen |