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/*
Copyright (C) 2014 Paul Davis
Author: David Robillard
This program 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.
This program 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 more 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.,
675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_parameter_descriptor_h__
#define __ardour_parameter_descriptor_h__
#include "ardour/types.h"
#include "ardour/variant.h"
#include "evoral/Parameter.hpp"
#include "evoral/ParameterDescriptor.hpp"
namespace ARDOUR {
typedef std::map<const std::string, const float> ScalePoints;
/** Descriptor of a parameter or control.
*
* Essentially a union of LADSPA, VST and LV2 info.
*/
struct LIBARDOUR_API ParameterDescriptor : public Evoral::ParameterDescriptor
{
enum Unit {
NONE, ///< No unit
DB, ///< Decibels
MIDI_NOTE, ///< MIDI note number
HZ, ///< Frequency in Hertz
};
ParameterDescriptor(const Evoral::Parameter& parameter);
ParameterDescriptor();
/** Set step, smallstep, and largestep, based on current description. */
void update_steps();
std::string label;
std::string print_fmt; ///< format string for pretty printing
boost::shared_ptr<ScalePoints> scale_points;
uint32_t key; ///< for properties
Variant::Type datatype; ///< for properties
AutomationType type;
Unit unit;
float step;
float smallstep;
float largestep;
bool integer_step;
bool logarithmic;
bool sr_dependent;
bool min_unbound;
bool max_unbound;
bool enumeration;
};
} // namespace ARDOUR
#endif // __ardour_parameter_descriptor_h__
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