fix up indentation caused by lack of .emacs
[ardour.git] / gtk2_ardour / panner_ui.cc
index ccce2ec9f16ff1092ba66b4569ebb430abbbe280..b06519d84014a9268d6a1b8ec5e25e624e52065a 100644 (file)
@@ -30,6 +30,7 @@
 #include "panner_ui.h"
 #include "panner2d.h"
 #include "utils.h"
+#include "panner.h"
 #include "gui_thread.h"
 
 #include <ardour/session.h>
@@ -44,10 +45,10 @@ using namespace Gtkmm2ext;
 using namespace Gtk;
 using namespace sigc;
 
+const int PannerUI::pan_bar_height = 30;
 
-PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
-       : _io (io),
-         _session (s),
+PannerUI::PannerUI (Session& s)
+       : _session (s),
          hAdjustment(0.0, 0.0, 0.0),
          vAdjustment(0.0, 0.0, 0.0),
          panning_viewport(hAdjustment, vAdjustment),
@@ -59,6 +60,8 @@ PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
 {
        ignore_toggle = false;
        pan_menu = 0;
+       pan_astate_menu = 0;
+       pan_astyle_menu = 0;
        in_pan_update = false;
 
        pan_automation_style_button.set_name ("MixerAutomationModeButton");
@@ -71,8 +74,7 @@ PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
        //set_size_request_to_display_given_text (pan_automation_style_button, X_("0"), 2, 2);
 
        pan_bar_packer.set_size_request (-1, 61);
-       panning_viewport.set_size_request (61, 61);
-
+       panning_viewport.set_size_request (-1, 61);
        panning_viewport.set_name (X_("BaseFrame"));
 
        ARDOUR_UI::instance()->tooltips().set_tip (panning_link_button,
@@ -83,22 +85,6 @@ PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
        pan_automation_style_button.unset_flags (Gtk::CAN_FOCUS);
        pan_automation_state_button.unset_flags (Gtk::CAN_FOCUS);
 
-       using namespace Menu_Helpers;
-       pan_astate_menu.items().push_back (MenuElem (_("Off"), 
-                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Off)));
-       pan_astate_menu.items().push_back (MenuElem (_("Play"),
-                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Play)));
-       pan_astate_menu.items().push_back (MenuElem (_("Write"),
-                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Write)));
-       pan_astate_menu.items().push_back (MenuElem (_("Touch"),
-                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Touch)));
-
-       pan_astyle_menu.items().push_back (MenuElem (_("Trim")));
-       pan_astyle_menu.items().push_back (MenuElem (_("Abs")));
-
-       pan_astate_menu.set_name ("ArdourContextMenu");
-       pan_astyle_menu.set_name ("ArdourContextMenu");
-
        pan_automation_style_button.signal_button_press_event().connect (mem_fun(*this, &PannerUI::pan_automation_style_button_event), false);
        pan_automation_state_button.signal_button_press_event().connect (mem_fun(*this, &PannerUI::pan_automation_state_button_event), false);
 
@@ -131,19 +117,44 @@ PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
        panning_up_arrow.set_name (X_("PanScrollerArrow"));
        panning_down_arrow.set_name (X_("PanScrollerArrow"));
 
-       pan_vbox.set_spacing (4);
+       pan_vbox.set_spacing (2);
        pan_vbox.pack_start (panning_viewport, Gtk::PACK_SHRINK);
        pan_vbox.pack_start (panning_link_box, Gtk::PACK_SHRINK);
 
-       pack_start (pan_vbox, true, false);
+       pack_start (pan_vbox, true, true);
 
        panner = 0;
 
        set_width(Narrow);
+}
 
-       _io->panner().Changed.connect (mem_fun(*this, &PannerUI::panner_changed));
-       _io->panner().LinkStateChanged.connect (mem_fun(*this, &PannerUI::update_pan_linkage));
-       _io->panner().StateChanged.connect (mem_fun(*this, &PannerUI::update_pan_state));
+void
+PannerUI::set_io (boost::shared_ptr<IO> io)
+{
+       connections.clear ();
+
+       if (pan_astyle_menu) {
+               delete pan_astyle_menu;
+               pan_astyle_menu = 0;
+       }
+
+       if (pan_astate_menu) {
+               delete pan_astate_menu;
+               pan_astate_menu = 0;
+       }
+                       
+       _io = io;
+
+       connections.push_back (_io->panner().Changed.connect (mem_fun(*this, &PannerUI::panner_changed)));
+       connections.push_back (_io->panner().LinkStateChanged.connect (mem_fun(*this, &PannerUI::update_pan_linkage)));
+       connections.push_back (_io->panner().StateChanged.connect (mem_fun(*this, &PannerUI::update_pan_state)));
+
+       if (panner) {
+               delete panner;
+               panner = 0;
+       }
+       
+       setup_pan ();
 
        pan_changed (0);
        update_pan_sensitive ();
@@ -151,17 +162,60 @@ PannerUI::PannerUI (boost::shared_ptr<IO> io, Session& s)
        pan_automation_state_changed ();
 }
 
+void
+PannerUI::build_astate_menu ()
+{
+       using namespace Menu_Helpers;
+
+       if (pan_astate_menu == 0) {
+               pan_astate_menu = new Menu;
+               pan_astate_menu->set_name ("ArdourContextMenu");
+       } else {
+               pan_astate_menu->items().clear ();
+       }
+
+       pan_astate_menu->items().push_back (MenuElem (_("Manual"), 
+                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Off)));
+       pan_astate_menu->items().push_back (MenuElem (_("Play"),
+                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Play)));
+       pan_astate_menu->items().push_back (MenuElem (_("Write"),
+                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Write)));
+       pan_astate_menu->items().push_back (MenuElem (_("Touch"),
+                                                    bind (mem_fun (_io->panner(), &Panner::set_automation_state), (AutoState) Touch)));
+
+}
+
+void
+PannerUI::build_astyle_menu ()
+{
+       using namespace Menu_Helpers;
+
+       if (pan_astyle_menu == 0) {
+               pan_astyle_menu = new Menu;
+               pan_astyle_menu->set_name ("ArdourContextMenu");
+       } else {
+               pan_astyle_menu->items().clear();
+       }
+
+       pan_astyle_menu->items().push_back (MenuElem (_("Trim")));
+       pan_astyle_menu->items().push_back (MenuElem (_("Abs")));
+}
+
+PBD::Controllable* 
+PannerUI::get_controllable() 
+{ 
+       return pan_bars[0]->get_controllable();
+}
+
 bool
 PannerUI::panning_link_button_press (GdkEventButton* ev)
 {
-       cerr << "link press\n";
        return true;
 }
 
 bool
 PannerUI::panning_link_button_release (GdkEventButton* ev)
 {
-       cerr << "link release\n";
        if (!ignore_toggle) {
                _io->panner().set_linked (!_io->panner().linked());
        }
@@ -188,7 +242,7 @@ PannerUI::update_pan_linkage ()
        
        bool x = _io->panner().linked();
        bool bx = panning_link_button.get_active();
-       
+
        if (x != bx) {
                
                ignore_toggle = true;
@@ -213,23 +267,9 @@ PannerUI::set_width (Width w)
 {
        switch (w) {
        case Wide:
-               panning_viewport.set_size_request (61, 61);
-               if (panner) {
-                       panner->set_size_request (61, 61);
-               }
-               for (vector<BarController*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
-                               (*i)->set_size_request (61, 15);
-               }
                panning_link_button.set_label (_("link"));
                break;
        case Narrow:
-               panning_viewport.set_size_request (31, 61);
-               if (panner) {
-                       panner->set_size_request (31, 61);
-               }
-               for (vector<BarController*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
-                               (*i)->set_size_request (31, 15);
-               }
                panning_link_button.set_label (_("L"));
                break;
        }
@@ -244,7 +284,7 @@ PannerUI::~PannerUI ()
                delete (*i);
        }
        
-       for (vector<BarController*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
+       for (vector<PannerBar*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
                delete (*i);
        }
 
@@ -255,7 +295,14 @@ PannerUI::~PannerUI ()
        if (pan_menu) {
                delete pan_menu;
        }
-
+       
+       if (pan_astyle_menu) {
+               delete pan_astyle_menu;
+       }
+       
+       if (pan_astate_menu) {
+               delete pan_astate_menu;
+       }
 }
 
 
@@ -264,6 +311,7 @@ PannerUI::panner_changed ()
 {
        ENSURE_GUI_THREAD (mem_fun(*this, &PannerUI::panner_changed));
        setup_pan ();
+       pan_changed (0);
 }
 
 void
@@ -287,6 +335,13 @@ PannerUI::setup_pan ()
                        pan_adjustments.pop_back ();
                }
 
+               /* stick something into the panning viewport so that it redraws */
+
+               EventBox* eb = manage (new EventBox());
+               panning_viewport.remove ();
+               panning_viewport.add (*eb);
+               panning_viewport.show_all ();
+
        } else if (nouts == 2) {
 
                vector<Adjustment*>::size_type asz;
@@ -301,25 +356,36 @@ PannerUI::setup_pan ()
 
                while ((asz = pan_adjustments.size()) < npans) {
 
-                       float x;
-                       BarController* bc;
+                       float x, rx;
+                       PannerBar* bc;
 
-                       /* initialize adjustment with current value of panner */
+                       /* initialize adjustment with 0.0 (L) or 1.0 (R) for the first and second panners,
+                          which serves as a default, otherwise use current value */
 
-                       _io->panner()[asz]->get_position (x);
+                       _io->panner()[asz]->get_position (rx);
+
+                       if (npans == 1) {
+                               x = 0.5;
+                       } else if (asz == 0) {
+                               x = 0.0;
+                       } else if (asz == 1) {
+                               x = 1.0;
+                       } else {
+                               x = rx;
+                       }
 
                        pan_adjustments.push_back (new Adjustment (x, 0, 1.0, 0.05, 0.1));
+                       bc = new PannerBar (*pan_adjustments[asz], _io->panner()[asz]->control());
+
+                       /* now set adjustment with current value of panner, then connect the signals */
+                       pan_adjustments.back()->set_value(rx);
                        pan_adjustments.back()->signal_value_changed().connect (bind (mem_fun(*this, &PannerUI::pan_adjustment_changed), (uint32_t) asz));
 
                        _io->panner()[asz]->Changed.connect (bind (mem_fun(*this, &PannerUI::pan_value_changed), (uint32_t) asz));
 
-                       bc = new BarController (*pan_adjustments[asz], 
-                                               _io->panner()[asz]->control(),
-                                               bind (mem_fun(*this, &PannerUI::pan_printer), pan_adjustments[asz]));
                        
                        bc->set_name ("PanSlider");
                        bc->set_shadow_type (Gtk::SHADOW_NONE);
-                       bc->set_style (BarController::Line);
 
                        bc->StartGesture.connect (bind (mem_fun (*_io, &IO::start_pan_touch), (uint32_t) asz));
                        bc->StopGesture.connect (bind (mem_fun (*_io, &IO::end_pan_touch), (uint32_t) asz));
@@ -331,17 +397,10 @@ PannerUI::setup_pan ()
                        bc->event_widget().signal_button_release_event().connect
                                (bind (mem_fun(*this, &PannerUI::pan_button_event), (uint32_t) asz));
 
-                       pan_bars.push_back (bc);
-                       switch (_width) {
-                       case Wide:
-                               pan_bars.back()->set_size_request (61, 15);
-                               break;
-                       case Narrow:
-                               pan_bars.back()->set_size_request (31, 15);
-                               break;
-                       }
+                       bc->set_size_request (-1, pan_bar_height);
 
-                       pan_bar_packer.pack_start (*pan_bars.back(), false, false);
+                       pan_bars.push_back (bc);
+                       pan_bar_packer.pack_start (*bc, false, false);
                }
 
                /* now that we actually have the pan bars,
@@ -357,26 +416,15 @@ PannerUI::setup_pan ()
 
        } else {
 
-               int w = 0;
-
-               switch (_width) {
-               case Wide:
-                       w = 61;
-                       break;
-               case Narrow:
-                       w = 31;
-                       break;
-               }
-
                if (panner == 0) {
-                       panner = new Panner2d (_io->panner(), w, 61);
+                       panner = new Panner2d (_io->panner(), 61);
                        panner->set_name ("MixerPanZone");
                        panner->show ();
                }
                
                update_pan_sensitive ();
                panner->reset (_io->n_inputs());
-               panner->set_size_request (w, 61);
+               panner->set_size_request (-1, 61);
 
                /* and finally, add it to the panner frame */
 
@@ -508,6 +556,7 @@ PannerUI::pan_changed (void *src)
                break;
 
        case 2:
+               /* bring pan bar state up to date */
                update_pan_bars (false);
                break;
 
@@ -631,7 +680,7 @@ PannerUI::update_pan_sensitive ()
        case 1:
                break;
        case 2:
-               for (vector<BarController*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
+               for (vector<PannerBar*>::iterator i = pan_bars.begin(); i != pan_bars.end(); ++i) {
                        (*i)->set_sensitive (sensitive);
                }
                break;
@@ -654,7 +703,10 @@ PannerUI::pan_automation_state_button_event (GdkEventButton *ev)
 
        switch (ev->button) {
        case 1:
-               pan_astate_menu.popup (1, ev->time);
+               if (pan_astate_menu == 0) {
+                       build_astate_menu ();
+               }
+               pan_astate_menu->popup (1, ev->time);
                break;
        default:
                break;
@@ -672,7 +724,10 @@ PannerUI::pan_automation_style_button_event (GdkEventButton *ev)
 
        switch (ev->button) {
        case 1:
-               pan_astyle_menu.popup (1, ev->time);
+               if (pan_astyle_menu == 0) {
+                       build_astyle_menu ();
+               }
+               pan_astyle_menu->popup (1, ev->time);
                break;
        default:
                break;
@@ -735,7 +790,7 @@ PannerUI::pan_automation_state_changed ()
        pan_watching.disconnect();
 
        if (x) {
-         pan_watching = ARDOUR_UI::RapidScreenUpdate.connect (mem_fun (*this, &PannerUI::effective_pan_display));
+               pan_watching = ARDOUR_UI::RapidScreenUpdate.connect (mem_fun (*this, &PannerUI::effective_pan_display));
        }
 }
 
@@ -758,7 +813,7 @@ PannerUI::_astate_string (AutoState state, bool shrt)
 
        switch (state) {
        case Off:
-               sstr = (shrt ? "O" : _("O"));
+               sstr = (shrt ? "M" : _("M"));
                break;
        case Play:
                sstr = (shrt ? "P" : _("P"));