MIDI/Controllables for monitor section, and related fixes

[ardour.git] / gtk2_ardour / utils.cc

diff --git a/gtk2_ardour/utils.cc b/gtk2_ardour/utils.cc
index 72b128c02fa44cebc5b0f4e49d525a3d2c86f69b..aa57a3b773cb87a60f3ab79fd6a9542958477e93 100644 (file)
--- a/gtk2_ardour/utils.cc
+++ b/gtk2_ardour/utils.cc
@@ -36,7 +36,7 @@
 
 #include <gtkmm2ext/utils.h>
 #include "ardour/configuration.h"
-#include "ardour/configuration.h"
+#include "ardour/rc_configuration.h"
 
 #include "ardour/filesystem_paths.h"
 
@@ -47,12 +47,13 @@
 #include "i18n.h"
 #include "rgb_macros.h"
 #include "canvas_impl.h"
+#include "gui_thread.h"
 
 using namespace std;
 using namespace Gtk;
-using namespace sigc;
 using namespace Glib;
 using namespace PBD;
+using Gtkmm2ext::Keyboard;
 
 sigc::signal<void>  DPIReset;
 
@@ -519,6 +520,12 @@ relay_key_press (GdkEventKey* ev, Gtk::Window* win)
        }
 }
 
+bool
+forward_key_press (GdkEventKey* ev)
+{
+        return PublicEditor::instance().on_key_press_event(ev);
+}
+
 bool
 key_press_focus_accelerator_handler (Gtk::Window& window, GdkEventKey* ev)
 {
@@ -879,6 +886,14 @@ possibly_translate_keyval_to_make_legal_accelerator (uint32_t& keyval)
                fakekey = GDK_leftarrow;
                break;
 
+       case GDK_Return:
+               fakekey = GDK_3270_Enter;
+               break;
+
+       case GDK_KP_Enter:
+               fakekey = GDK_F35;
+               break;
+
        default:
                break;
        }
@@ -891,6 +906,42 @@ possibly_translate_keyval_to_make_legal_accelerator (uint32_t& keyval)
        return false;
 }
 
+uint32_t
+possibly_translate_legal_accelerator_to_real_key (uint32_t keyval)
+{
+       switch (keyval) {
+       case GDK_nabla:
+               return GDK_Tab;
+               break;
+
+       case GDK_uparrow:
+               return GDK_Up;
+               break;
+
+       case GDK_downarrow:
+               return GDK_Down;
+               break;
+
+       case GDK_rightarrow:
+               return GDK_Right;
+               break;
+
+       case GDK_leftarrow:
+               return GDK_Left;
+               break;
+
+       case GDK_3270_Enter:
+               return GDK_Return;
+
+       case GDK_F35:
+               return GDK_KP_Enter;
+               break;
+       }
+
+       return keyval;
+}
+
+
 
 inline guint8
 convert_color_channel (guint8 src,
@@ -936,3 +987,95 @@ resize_window_to_proportion_of_monitor (Gtk::Window* window, int max_width, int
 
        window->resize (w, h);
 }
+
+Glib::RefPtr<Gdk::Pixbuf>
+pixbuf_from_ustring(const ustring& name, Pango::FontDescription* font, int clip_width, int clip_height, Gdk::Color fg)
+{
+       static Glib::RefPtr<Gdk::Pixbuf>* empty_pixbuf = 0;
+
+       if (name.empty()) {
+               if (empty_pixbuf == 0) {
+                       empty_pixbuf = new Glib::RefPtr<Gdk::Pixbuf>;
+                       *empty_pixbuf = Gdk::Pixbuf::create(Gdk::COLORSPACE_RGB, true, 8, clip_width, clip_height);
+               }
+               return *empty_pixbuf;
+       }
+
+       Glib::RefPtr<Gdk::Pixbuf> buf = Gdk::Pixbuf::create(Gdk::COLORSPACE_RGB, true, 8, clip_width, clip_height);
+
+       cairo_surface_t* surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, clip_width, clip_height);
+       cairo_t* cr = cairo_create (surface);
+       cairo_text_extents_t te;
+       
+       cairo_set_source_rgba (cr, fg.get_red_p(), fg.get_green_p(), fg.get_blue_p(), 1.0);
+       cairo_select_font_face (cr, font->get_family().c_str(),
+                               CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
+       cairo_set_font_size (cr,  font->get_size() / Pango::SCALE);
+       cairo_text_extents (cr, name.c_str(), &te);
+       
+       cairo_move_to (cr, 0.5, 0.5 - te.height / 2 - te.y_bearing + clip_height / 2);
+       cairo_show_text (cr, name.c_str());
+       
+       convert_bgra_to_rgba(cairo_image_surface_get_data (surface), buf->get_pixels(), clip_width, clip_height);
+
+       cairo_destroy(cr);
+       cairo_surface_destroy(surface);
+
+       return buf;
+}
+
+/** Replace _ with __ in a string; for use with menu item text to make underscores displayed correctly */
+string
+escape_underscores (string const & s)
+{
+       string o;
+       string::size_type const N = s.length ();
+
+       for (string::size_type i = 0; i < N; ++i) {
+               if (s[i] == '_') {
+                       o += "__";
+               } else {
+                       o += s[i];
+               }
+       }
+
+       return o;
+}
+
+static void
+adjustment_to_controllable (Gtk::Adjustment* adj, boost::weak_ptr<Controllable> wcont)
+{
+        boost::shared_ptr<Controllable> cont = wcont.lock();
+
+        if (cont) {
+                double val = adj->get_value();
+                if (val != cont->get_value()) {
+                        cont->set_value (val);
+                }
+        }
+}
+
+static void
+controllable_to_adjustment (Gtk::Adjustment* adj, boost::weak_ptr<Controllable> wcont)
+{
+        boost::shared_ptr<Controllable> cont = wcont.lock();
+
+        if (cont) {
+                float val = cont->get_value();
+                
+                if (val != adj->get_value()) {
+                        adj->set_value (val);
+                }
+        }
+}
+
+void
+control_link (ScopedConnectionList& scl, boost::shared_ptr<Controllable> c, Gtk::Adjustment& a)
+{
+        boost::weak_ptr<Controllable> wc (c);
+
+        a.signal_value_changed().connect (sigc::bind (sigc::ptr_fun (adjustment_to_controllable), &a, wc));
+        c->Changed.connect (scl, MISSING_INVALIDATOR, boost::bind (controllable_to_adjustment, &a, wc),
+                            gui_context());
+}
+