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virtualize the way that AutomationController gets strings to display values, so that we can callback through the owner of an AutomationControl, not just rely on the value from the AutomationControl; make pan automation tracks use this to display more audio-centric values

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git-svn-id: svn://localhost/ardour2/branches/3.0@8590 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2011-01-27 18:48:33 +00:00
parent 85e8be3fa4
commit d116af22db
16 changed files with 122 additions and 20 deletions
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1
libs/ardour/ardour/automatable.h
View file

@ -63,6 +63,7 @@ public:
virtual void transport_stopped (framepos_t now);
virtual std::string describe_parameter(Evoral::Parameter param);
virtual std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
AutoState get_parameter_automation_state (Evoral::Parameter param);
virtual void set_parameter_automation_state (Evoral::Parameter param, AutoState);

2
libs/ardour/ardour/pannable.h
View file

@ -65,6 +65,8 @@ struct Pannable : public PBD::Stateful, public Automatable, public SessionHandle
return ((_auto_state & Write) || ((_auto_state & Touch) && touching()));
}
std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
void start_touch (double when);
void stop_touch (bool mark, double when);
bool touching() const { return g_atomic_int_get (&_touching); }

1
libs/ardour/ardour/panner.h
View file

@ -93,6 +93,7 @@ class Panner : public PBD::Stateful, public PBD::ScopedConnectionList
virtual std::set<Evoral::Parameter> what_can_be_automated() const;
virtual std::string describe_parameter (Evoral::Parameter);
virtual std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
bool touching() const;

20
libs/ardour/automatable.cc
View file

@ -492,3 +492,23 @@ Automatable::clear_controls ()
_control_connections.drop_connections ();
ControlSet::clear_controls ();
}
string
Automatable::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
std::stringstream s;
/* this is a the default fallback for this virtual method. Derived Automatables
are free to override this to display the values of their parameters/controls
in different ways.
*/
// Hack to display CC as integer value, rather than double
if (ac->parameter().type() == MidiCCAutomation) {
s << lrint (ac->get_value());
} else {
s << std::fixed << std::setprecision(3) << ac->get_value();
}
return s.str ();
}

12
libs/ardour/pannable.cc
View file

@ -23,9 +23,11 @@
#include "ardour/automation_control.h"
#include "ardour/automation_list.h"
#include "ardour/pannable.h"
#include "ardour/panner.h"
#include "ardour/pan_controllable.h"
#include "ardour/session.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
@ -245,6 +247,12 @@ Pannable::set_state (const XMLNode& root, int /*version - not used*/)
return 0;
}
string
Pannable::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
if (_panner) {
return _panner->value_as_string (ac);
}
return Automatable::value_as_string (ac);
}

6
libs/ardour/panner.cc
View file

@ -161,3 +161,9 @@ Panner::describe_parameter (Evoral::Parameter p)
{
return _pannable->describe_parameter (p);
}
string
Panner::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
return _pannable->value_as_string (ac);
}

2
libs/gtkmm2ext/gtkmm2ext/barcontroller.h
View file

@ -82,6 +82,8 @@ class BarController : public Gtk::Frame
Gtk::SpinButton spinner;
bool use_parent;
bool logarithmic;
sigc::slot<std::string> _label_slot;
bool _use_slot;
virtual std::string get_label (int& /*x*/) {
return "";

24
libs/panners/1in2out/panner_1in2out.cc
View file

@ -362,3 +362,27 @@ Panner1in2out::describe_parameter (Evoral::Parameter p)
return _pannable->describe_parameter (p);
}
}
string
Panner1in2out::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
/* DO NOT USE LocaleGuard HERE */
double val = ac->get_value();
switch (ac->parameter().type()) {
case PanAzimuthAutomation:
/* We show the position of the center of the image relative to the left & right.
This is expressed as a pair of percentage values that ranges from (100,0)
(hard left) through (50,50) (hard center) to (0,100) (hard right).
This is pretty wierd, but its the way audio engineers expect it. Just remember that
the center of the USA isn't Kansas, its (50LA, 50NY) and it will all make sense.
*/
return string_compose (_("L:%1 R:%2"), (int) rint (100.0 * (1.0 - val)),
(int) rint (100.0 * val));
default:
return _pannable->value_as_string (ac);
}
}

1
libs/panners/1in2out/panner_1in2out.h
View file

@ -60,6 +60,7 @@ class Panner1in2out : public Panner
static Panner* factory (boost::shared_ptr<Pannable>, Speakers&);
std::string describe_parameter (Evoral::Parameter);
std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
XMLNode& state (bool full_state);
XMLNode& get_state (void);

27
libs/panners/2in2out/panner_2in2out.cc
View file

@ -473,3 +473,30 @@ Panner2in2out::describe_parameter (Evoral::Parameter p)
return _pannable->describe_parameter (p);
}
}
string
Panner2in2out::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
/* DO NOT USE LocaleGuard HERE */
double val = ac->get_value();
switch (ac->parameter().type()) {
case PanAzimuthAutomation:
/* We show the position of the center of the image relative to the left & right.
This is expressed as a pair of percentage values that ranges from (100,0)
(hard left) through (50,50) (hard center) to (0,100) (hard right).
This is pretty wierd, but its the way audio engineers expect it. Just remember that
the center of the USA isn't Kansas, its (50LA, 50NY) and it will all make sense.
*/
return string_compose (_("L:%1 R:%2"), (int) rint (100.0 * (1.0 - val)),
(int) rint (100.0 * val));
case PanWidthAutomation:
return string_compose (_("Width: %1%%"), (int) floor (100.0 * val));
default:
return _pannable->value_as_string (ac);
}
}

1
libs/panners/2in2out/panner_2in2out.h
View file

@ -60,6 +60,7 @@ class Panner2in2out : public Panner
static Panner* factory (boost::shared_ptr<Pannable>, Speakers&);
std::string describe_parameter (Evoral::Parameter);
std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
XMLNode& state (bool full_state);
XMLNode& get_state (void);

18
libs/panners/vbap/vbap.cc
View file

@ -313,3 +313,21 @@ VBAPanner::describe_parameter (Evoral::Parameter p)
return _pannable->describe_parameter (p);
}
}
string
VBAPanner::value_as_string (boost::shared_ptr<AutomationControl> ac) const
{
/* DO NOT USE LocaleGuard HERE */
double val = ac->get_value();
switch (ac->parameter().type()) {
case PanAzimuthAutomation: /* direction */
return string_compose (_("%1"), val * 360.0);
case PanWidthAutomation: /* diffusion */
return string_compose (_("%1%%"), (int) floor (100.0 * fabs(val)));
default:
return _pannable->value_as_string (ac);
}
}

1
libs/panners/vbap/vbap.h
View file

@ -53,6 +53,7 @@ public:
void set_azimuth_elevation (double azimuth, double elevation);
std::string describe_parameter (Evoral::Parameter);
std::string value_as_string (boost::shared_ptr<AutomationControl>) const;
XMLNode& state (bool full_state);
XMLNode& get_state ();