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-rw-r--r--src/progs/gtk/PatchController.cpp685
1 files changed, 685 insertions, 0 deletions
diff --git a/src/progs/gtk/PatchController.cpp b/src/progs/gtk/PatchController.cpp
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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 2 of the License, or (at your option) any later
+ * version.
+ *
+ * Om 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 this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "config.h"
+#include "PatchController.h"
+#include <cassert>
+#include <cstdlib>
+#include "GladeFactory.h"
+#include "Configuration.h"
+#include "util/Path.h"
+#include "ControlPanel.h"
+#include "ConnectionModel.h"
+#include "OmFlowCanvas.h"
+#include "PatchView.h"
+#include "flowcanvas/Module.h"
+#include "PluginModel.h"
+#include "Controller.h"
+#include "SubpatchModule.h"
+#include "DSSIModule.h"
+#include "PatchWindow.h"
+#include "NodeModel.h"
+#include "OmModule.h"
+#include "OmPort.h"
+#include "ControlModel.h"
+#include "NodeControlWindow.h"
+#include "NodeController.h"
+#include "PortController.h"
+#include "App.h"
+#include "PatchTreeWindow.h"
+#include "DSSIController.h"
+#include "PatchModel.h"
+#include "Store.h"
+
+using std::cerr; using std::cout; using std::endl;
+using Om::Path;
+using namespace LibOmClient;
+
+namespace OmGtk {
+
+
+PatchController::PatchController(PatchModel* model)
+: NodeController(model),
+ m_window(NULL),
+ m_patch_view(NULL),
+ m_module_x(0),
+ m_module_y(0)
+{
+ assert(model->path().length() > 0);
+ assert(model->parent() == NULL);
+ assert(model->controller() == this); // NodeController() does this
+
+ if (model->path() != "/") {
+ PatchController* parent = Store::instance().patch(model->path().parent());
+ if (parent != NULL)
+ parent->add_subpatch(this);
+ else
+ cerr << "[PatchController] " << path() << " ERROR: Parent not found." << endl;
+ }
+}
+
+
+PatchController::~PatchController()
+{
+ if (m_patch_view != NULL) {
+ claim_patch_view();
+ m_patch_view->hide();
+ delete m_patch_view;
+ m_patch_view = NULL;
+ }
+
+ if (m_control_window != NULL) {
+ m_control_window->hide();
+ delete m_control_window;
+ m_control_window = NULL;
+ }
+
+ if (m_window != NULL) {
+ m_window->hide();
+ delete m_window;
+ m_window = NULL;
+ }
+}
+
+
+void
+PatchController::add_to_store()
+{
+ Store::instance().add_object(this);
+}
+
+
+void
+PatchController::remove_from_store()
+{
+ Store::instance().remove_object(this);
+}
+
+
+void
+PatchController::clear()
+{
+ // Destroy model
+ // Destroying nodes removes models from patch model, which invalidates any
+ // iterator to nodes, so avoid the iterator problem by doing it this way:
+ const NodeModelMap& nodes = patch_model()->nodes();
+ size_t remaining = nodes.size();
+
+ while (remaining > 0) {
+ NodeController* const nc = (NodeController*)(*nodes.begin()).second->controller();
+ assert(nc != NULL);
+ nc->destroy();
+ assert(nodes.size() == remaining - 1);
+ --remaining;
+ }
+ assert(nodes.empty());
+
+ patch_model()->clear();
+
+ if (m_patch_view != NULL) {
+ assert(m_patch_view->canvas() != NULL);
+ m_patch_view->canvas()->destroy();
+ }
+}
+
+
+void
+PatchController::destroy()
+{
+ // Destroying nodes removes models from patch model, which invalidates any
+ // iterator to nodes, so avoid the iterator problem by doing it this way:
+ const NodeModelMap& nodes = patch_model()->nodes();
+ size_t remaining = nodes.size();
+
+ while (remaining > 0) {
+ NodeController* const nc = (NodeController*)
+ (*nodes.begin()).second->controller();
+ assert(nc != NULL);
+ nc->destroy();
+ assert(nodes.size() == remaining - 1);
+ --remaining;
+ }
+ assert(nodes.empty());
+
+ //App::instance().remove_patch(this);
+ App::instance().patch_tree()->remove_patch(path());
+
+ // Delete all children models
+ //patch_model()->clear();
+
+ // Remove self from object store
+ Store::instance().remove_object(this);
+
+ // Delete self from parent (this will delete model)
+ if (patch_model()->parent() != NULL) {
+ PatchController* const parent = (PatchController*)patch_model()->parent()->controller();
+ assert(parent != NULL);
+ parent->remove_node(name());
+ } else {
+ delete m_model;
+ }
+}
+
+
+void
+PatchController::metadata_update(const string& key, const string& value)
+{
+ NodeController::metadata_update(key, value);
+
+ if (key == "filename")
+ patch_model()->filename(value);
+}
+
+
+void
+PatchController::set_path(const Path& new_path)
+{
+ assert(m_model != NULL);
+ Path old_path = path();
+
+ // Rename nodes
+ for (NodeModelMap::const_iterator i = patch_model()->nodes().begin();
+ i != patch_model()->nodes().end(); ++i) {
+ const NodeModel* const nm = (*i).second;
+ assert(nm != NULL);
+ NodeController* const nc = ((NodeController*)nm->controller());
+ assert(nc != NULL);
+ nc->set_path(new_path.base_path() + nc->node_model()->name());
+ }
+
+#ifdef DEBUG
+ // Be sure ports were renamed by their bridge nodes
+ for (list<PortModel*>::const_iterator i = node_model()->ports().begin();
+ i != node_model()->ports().end(); ++i) {
+ GtkObjectController* const pc = (GtkObjectController*)((*i)->controller());
+ assert(pc != NULL);
+ assert(pc->path().parent()== new_path);
+ }
+#endif
+
+ App::instance().patch_tree()->patch_renamed(old_path, new_path);
+
+ if (m_window != NULL)
+ m_window->patch_renamed(new_path);
+
+ if (m_control_window != NULL)
+ m_control_window->set_title(new_path + " Controls");
+
+ if (m_module != NULL) {
+ assert(m_module->canvas() != NULL);
+ m_module->canvas()->rename_module(old_path.name(), new_path.name());
+ assert(m_module->name() == new_path.name());
+ }
+
+ PatchController* parent = dynamic_cast<PatchController*>(
+ patch_model()->parent()->controller());
+
+ if (parent != NULL && parent->window() != NULL)
+ parent->window()->node_renamed(old_path, new_path);
+
+ remove_from_store();
+ GtkObjectController::set_path(new_path);
+ add_to_store();
+
+ if (old_path.name() != new_path.name())
+ parent->patch_model()->rename_node(old_path, new_path);
+}
+
+
+void
+PatchController::enable()
+{
+ if (m_patch_view != NULL)
+ m_patch_view->enabled(true);
+
+ patch_model()->enabled(true);
+
+ App::instance().patch_tree()->patch_enabled(m_model->path());
+}
+
+
+void
+PatchController::disable()
+{
+ if (m_patch_view != NULL)
+ m_patch_view->enabled(false);
+
+ patch_model()->enabled(false);
+
+ App::instance().patch_tree()->patch_disabled(m_model->path());
+}
+
+
+void
+PatchController::create_module(OmFlowCanvas* canvas)
+{
+ //cerr << "Creating patch module " << m_model->path() << endl;
+
+ assert(canvas != NULL);
+ assert(m_module == NULL);
+
+ m_module = new SubpatchModule(canvas, this);
+
+
+ m_menu.remove(m_menu.items()[4]);
+
+ // Add navigation menu items
+ Gtk::Menu::MenuList& items = m_menu.items();
+ items.push_front(Gtk::Menu_Helpers::SeparatorElem());
+ items.push_front(Gtk::Menu_Helpers::MenuElem("Browse to Patch",
+ sigc::mem_fun((SubpatchModule*)m_module, &SubpatchModule::browse_to_patch)));
+ items.push_front(Gtk::Menu_Helpers::MenuElem("Open Patch in New Window",
+ sigc::mem_fun(this, &PatchController::show_patch_window)));
+
+ create_all_ports();
+
+ m_module->move_to(node_model()->x(), node_model()->y());
+ m_module->store_location();
+}
+
+
+void
+PatchController::create_view()
+{
+ assert(m_patch_view == NULL);
+
+ Glib::RefPtr<Gnome::Glade::Xml> xml = GladeFactory::new_glade_reference();
+
+ xml->get_widget_derived("patch_view_vbox", m_patch_view);
+ assert(m_patch_view != NULL);
+ m_patch_view->patch_controller(this);
+ assert(m_patch_view->canvas() != NULL);
+
+ // Create modules for nodes
+ for (NodeModelMap::const_iterator i = patch_model()->nodes().begin();
+ i != patch_model()->nodes().end(); ++i) {
+
+ NodeModel* const nm = (*i).second;
+
+ string val = nm->get_metadata("module-x");
+ if (val != "")
+ nm->x(atof(val.c_str()));
+ val = nm->get_metadata("module-y");
+ if (val != "")
+ nm->y(atof(val.c_str()));
+
+ /* Set sane default coordinates if not set already yet */
+ if (nm->x() == 0.0f && nm->y() == 0.0f) {
+ int x, y;
+ get_new_module_location(x, y);
+ nm->x(x);
+ nm->y(y);
+ }
+
+ NodeController* nc = ((NodeController*)nm->controller());
+ assert(nc != NULL);
+ if (nc->module() == NULL);
+ nc->create_module(m_patch_view->canvas());
+ assert(nc->module() != NULL);
+ m_patch_view->canvas()->add_module(nc->module());
+ }
+
+ // Create connections
+ for (list<ConnectionModel*>::const_iterator i = patch_model()->connections().begin();
+ i != patch_model()->connections().end(); ++i) {
+ create_connection(*i);
+ }
+
+ // Set run checkbox
+ m_patch_view->enabled(patch_model()->enabled());
+}
+
+
+/** Create a connection in the view (canvas).
+ */
+void
+PatchController::create_connection(const ConnectionModel* cm)
+{
+ m_patch_view->canvas()->add_connection(
+ cm->src_port_path().parent().name(),
+ cm->src_port_path().name(),
+ cm->dst_port_path().parent().name(),
+ cm->dst_port_path().name());
+
+ // Disable control slider from destination node control window
+
+ PortController* p = Store::instance().port(cm->dst_port_path());
+ assert(p != NULL);
+
+ if (p->control_panel() != NULL)
+ p->control_panel()->disable_port(p->path());
+ // FIXME: don't use canvas as a model (search object store)
+ /*OmModule* m = (OmModule*)m_patch_view->canvas()->find_module(
+ cm->dst_port_path().parent().name());
+
+ if (m != NULL) {
+ OmPort* p = m->port(cm->dst_port_path().name());
+ if (p != NULL && p->connections().size() == 1) {
+ p->model()->connected(true);
+ assert(m->node_model()->controller() != NULL);
+ NodeControlWindow* cw = (((NodeController*)
+ m->node_model()->controller())->control_window());
+ if (cw != NULL)
+ cw->control_panel()->disable_port(cm->dst_port_path());
+ }
+ }*/
+}
+
+
+/** Add a subpatch to this patch.
+ */
+void
+PatchController::add_subpatch(PatchController* patch)
+{
+ assert(patch != NULL);
+ assert(patch->patch_model() != NULL);
+ assert(patch->patch_model()->parent() == NULL);
+
+ /*if (pm->x() == 0 && pm->y() == 0) {
+ int x, y;
+ parent_pc->get_new_module_location(x, y);
+ pm->x(x);
+ pm->y(y);
+ }*/
+
+ patch_model()->add_node(patch->patch_model());
+
+ if (m_patch_view != NULL) {
+ patch->create_module(m_patch_view->canvas());
+ m_patch_view->canvas()->add_module(patch->module());
+ patch->module()->resize();
+ }
+}
+
+
+void
+PatchController::add_node(NodeModel* nm)
+{
+ assert(nm != NULL);
+ assert(nm->parent() == NULL);
+ assert(nm->path().parent() == m_model->path());
+
+ if (patch_model()->get_node(nm->name()) != NULL) {
+ // Node already exists, ignore
+ delete nm;
+ } else {
+ // FIXME: Should PatchController really be responsible for creating these?
+ NodeController* nc = NULL;
+
+ if (nm->plugin()->type() == PluginModel::DSSI)
+ nc = new DSSIController(nm);
+ else
+ nc = new NodeController(nm);
+
+ assert(nc != NULL);
+ assert(nm->controller() == nc);
+
+ // Check if this is a bridge node
+ PortModel* const pm = patch_model()->get_port(nm->path().name());
+ if (pm != NULL) {
+ cerr << "Bridge node." << endl;
+ PortController* pc = ((PortController*)pm->controller());
+ assert(pc != NULL);
+ nc->bridge_port(pc);
+ }
+
+ nc->add_to_store();
+ patch_model()->add_node(nm);
+
+ if (m_patch_view != NULL) {
+
+ int x, y;
+ get_new_module_location(x, y);
+ nm->x(x);
+ nm->y(y);
+
+ // Set zoom to 1.0 so module isn't messed up (Death to GnomeCanvas)
+ float old_zoom = m_patch_view->canvas()->zoom();
+ if (old_zoom != 1.0)
+ m_patch_view->canvas()->zoom(1.0);
+
+ if (nc->module() == NULL)
+ nc->create_module(m_patch_view->canvas());
+ assert(nc->module() != NULL);
+ m_patch_view->canvas()->add_module(nc->module());
+ nc->module()->resize();
+
+ // Reset zoom
+ if (old_zoom != 1.0) {
+ m_patch_view->canvas()->zoom(old_zoom);
+ nc->module()->zoom(old_zoom);
+ }
+ }
+ }
+}
+
+
+/** Removes a node from this patch.
+ */
+void
+PatchController::remove_node(const string& name)
+{
+ assert(name.find("/") == string::npos);
+
+ // Update breadcrumbs if necessary
+ if (m_window != NULL)
+ m_window->node_removed(name);
+
+ if (m_patch_view != NULL) {
+ assert(m_patch_view->canvas() != NULL);
+ m_patch_view->canvas()->remove_module(name);
+ }
+
+ patch_model()->remove_node(name);
+}
+
+
+/** Add a port to this patch.
+ *
+ * Will add a port to the subpatch module and the control window, if they
+ * exist.
+ */
+void
+PatchController::add_port(PortModel* pm)
+{
+ assert(pm != NULL);
+ assert(pm->parent() == NULL);
+
+ //cerr << "[PatchController] Adding port " << pm->path() << endl;
+
+ if (patch_model()->get_port(pm->name()) != NULL) {
+ cerr << "[PatchController] Ignoring duplicate port "
+ << pm->path() << endl;
+ delete pm;
+ return;
+ }
+
+ node_model()->add_port(pm);
+ PortController* pc = new PortController(pm);
+
+ // Handle bridge ports/nodes (this is uglier than it should be)
+ NodeController* nc = Store::instance().node(pm->path());
+ if (nc != NULL)
+ nc->bridge_port(pc);
+
+ if (m_module != NULL) {
+ pc->create_port(m_module);
+ m_module->resize();
+ }
+
+ if (m_control_window != NULL) {
+ assert(m_control_window->control_panel() != NULL);
+ m_control_window->control_panel()->add_port(pc);
+ m_control_window->resize();
+ }
+
+ // Enable "Controls" menuitem on module and patch window, if necessary
+ if (has_control_inputs())
+ enable_controls_menuitem();
+}
+
+
+/** Removes a port from this patch
+ */
+void
+PatchController::remove_port(const Path& path, bool resize_module)
+{
+ assert(path.parent() == m_model->path());
+
+ //cerr << "[PatchController] Removing port " << path << endl;
+
+ /* FIXME
+ if (m_control_panel != NULL) {
+ m_control_panel->remove_port(path);
+ if (m_control_window != NULL) {
+ assert(m_control_window->control_panel() == m_control_panel);
+ m_control_window->resize();
+ }
+ }*/
+
+ // Remove port on module
+ if (m_module != NULL) {
+ assert(m_module->port(path.name()) != NULL);
+ m_module->remove_port(path.name(), resize_module);
+ assert(m_module->port(path.name()) == NULL);
+ }
+
+ patch_model()->remove_port(path);
+ assert(patch_model()->get_port(path.name()) == NULL);
+
+ // Disable "Controls" menuitem on module and patch window, if necessary
+ if (!has_control_inputs())
+ disable_controls_menuitem();
+}
+
+
+void
+PatchController::connection(ConnectionModel* const cm)
+{
+ assert(cm != NULL);
+
+ patch_model()->add_connection(cm);
+
+ if (m_patch_view != NULL)
+ create_connection(cm);
+}
+
+
+
+void
+PatchController::disconnection(const Path& src_port_path, const Path& dst_port_path)
+{
+ const string& src_node_name = src_port_path.parent().name();
+ const string& src_port_name = src_port_path.name();
+ const string& dst_node_name = dst_port_path.parent().name();
+ const string& dst_port_name = dst_port_path.name();
+
+ if (m_patch_view != NULL)
+ m_patch_view->canvas()->remove_connection(
+ src_node_name, src_port_name, dst_node_name, dst_port_name);
+
+ patch_model()->remove_connection(src_port_path, dst_port_path);
+
+ // Enable control slider in destination node control window
+ PortController* p = Store::instance().port(dst_port_path);
+ assert(p != NULL);
+
+ if (p->control_panel() != NULL)
+ p->control_panel()->enable_port(p->path());
+}
+
+
+/** Try to guess a suitable location for a new module.
+ */
+void
+PatchController::get_new_module_location(int& x, int& y)
+{
+ assert(m_patch_view != NULL);
+ assert(m_patch_view->canvas() != NULL);
+ m_patch_view->canvas()->get_scroll_offsets(x, y);
+ x += 20;
+ y += 20;
+}
+
+
+void
+PatchController::show_patch_window()
+{
+ if (m_window == NULL) {
+ Glib::RefPtr<Gnome::Glade::Xml> xml = GladeFactory::new_glade_reference();
+
+ xml->get_widget_derived("patch_win", m_window);
+ assert(m_window != NULL);
+
+ if (m_patch_view == NULL)
+ create_view();
+
+ m_window->patch_controller(this);
+ }
+
+ assert(m_window != NULL);
+ m_window->present();
+}
+
+
+/** Become the parent of the patch view.
+ *
+ * Steals the view away from whatever window is currently showing it.
+ */
+void
+PatchController::claim_patch_view()
+{
+ assert(m_patch_view != NULL);
+
+ m_patch_view->hide();
+ m_patch_view->reparent(m_patch_view_bin);
+}
+
+
+void
+PatchController::show_control_window()
+{
+ assert(patch_model() != NULL);
+
+ if (m_control_window == NULL)
+ m_control_window = new NodeControlWindow(this, patch_model()->poly());
+
+ if (m_control_window->control_panel()->num_controls() > 0)
+ m_control_window->present();
+}
+
+
+void
+PatchController::enable_controls_menuitem()
+{
+ if (m_window != NULL)
+ m_window->menu_view_control_window()->property_sensitive() = true;
+
+ NodeController::enable_controls_menuitem();
+}
+
+
+void
+PatchController::disable_controls_menuitem()
+{
+ if (m_window != NULL)
+ m_window->menu_view_control_window()->property_sensitive() = false;
+
+ NodeController::disable_controls_menuitem();
+}
+
+
+} // namespace OmGtk