/* This file is part of Evoral.
* Copyright (C) 2008 Dave Robillard <http://drobilla.net>
* Copyright (C) 2000-2008 Paul Davis
- *
+ *
* Evoral 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.
- *
+ *
* Evoral 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.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#ifndef EVORAL_CONTROL_LIST_HPP
#define EVORAL_CONTROL_LIST_HPP
+#include <cassert>
#include <list>
#include <boost/pool/pool.hpp>
#include <boost/pool/pool_alloc.hpp>
#include <glibmm/thread.h>
-#include <evoral/types.hpp>
-#include <evoral/Parameter.hpp>
-#include <evoral/Curve.hpp>
+#include "pbd/signals.h"
+#include "evoral/types.hpp"
+#include "evoral/Parameter.hpp"
namespace Evoral {
+class Curve;
/** A single event (time-stamped value) for a control
*/
: when (w), value (v), coeff (0)
{}
- ControlEvent (const ControlEvent& other)
+ ControlEvent (const ControlEvent& other)
: when (other.when), value (other.value), coeff (0)
{
if (other.coeff) {
}
}
- ~ControlEvent() { if (coeff) delete[] coeff; }
-
- void create_coeffs() {
+ ~ControlEvent() { if (coeff) delete[] coeff; }
+
+ void create_coeffs() {
if (!coeff)
coeff = new double[4];
-
+
coeff[0] = coeff[1] = coeff[2] = coeff[3] = 0.0;
}
typedef EventList::const_iterator const_iterator;
ControlList (const Parameter& id);
- //ControlList (const XMLNode&, Parameter id);
+ ControlList (const ControlList&);
+ ControlList (const ControlList&, double start, double end);
virtual ~ControlList();
-
+
virtual boost::shared_ptr<ControlList> create(Parameter id);
- ControlList (const ControlList&);
- ControlList (const ControlList&, double start, double end);
ControlList& operator= (const ControlList&);
bool operator== (const ControlList&);
-
- void freeze();
- void thaw ();
+
+ virtual void freeze();
+ virtual void thaw ();
+ bool frozen() const { return _frozen; }
const Parameter& parameter() const { return _parameter; }
void set_parameter(const Parameter& p) { _parameter = p; }
void x_scale (double factor);
bool extend_to (double);
void slide (iterator before, double distance);
+ void shift (double before, double distance);
- void reposition_for_rt_add (double when);
void rt_add (double when, double value);
void add (double when, double value);
void fast_simple_add (double when, double value);
+ void merge_nascent (double when);
void reset_range (double start, double end);
void erase_range (double start, double end);
void erase (iterator);
void erase (iterator, iterator);
- void move_range (iterator start, iterator end, double, double);
+ bool move_ranges (std::list< RangeMove<double> > const &);
void modify (iterator, double, double);
boost::shared_ptr<ControlList> cut (double, double);
boost::shared_ptr<ControlList> copy (double, double);
void clear (double, double);
- boost::shared_ptr<ControlList> cut (iterator, iterator);
- boost::shared_ptr<ControlList> copy (iterator, iterator);
- void clear (iterator, iterator);
-
bool paste (ControlList&, double position, float times);
-
+
void set_yrange (double min, double max) {
_min_yval = min;
_max_yval = max;
}
}
- static inline bool time_comparator (const ControlEvent* a, const ControlEvent* b) {
+ static inline bool time_comparator (const ControlEvent* a, const ControlEvent* b) {
return a->when < b->when;
}
std::pair<ControlList::const_iterator,ControlList::const_iterator> range;
};
- /** Lookup cache for point finding, range contains points between left and right */
+ /** Lookup cache for point finding, range contains points after left */
struct SearchCache {
- SearchCache() : left(-1), right(-1) {}
- double left; /* leftmost x coordinate used when finding "range" */
- double right; /* rightmost x coordinate used when finding "range" */
- std::pair<ControlList::const_iterator,ControlList::const_iterator> range;
+ SearchCache () : left(-1) {}
+ double left; /* leftmost x coordinate used when finding "first" */
+ ControlList::const_iterator first;
};
const EventList& events() const { return _events; }
/** Called by locked entry point and various private
* locations where we already hold the lock.
- *
+ *
* FIXME: Should this be private? Curve needs it..
*/
double unlocked_eval (double x) const;
- bool rt_safe_earliest_event (double start, double end, double& x, double& y, bool start_inclusive=false) const;
- bool rt_safe_earliest_event_unlocked (double start, double end, double& x, double& y, bool start_inclusive=false) const;
+ bool rt_safe_earliest_event (double start, double& x, double& y, bool start_inclusive=false) const;
+ bool rt_safe_earliest_event_unlocked (double start, double& x, double& y, bool start_inclusive=false) const;
+ bool rt_safe_earliest_event_linear_unlocked (double start, double& x, double& y, bool inclusive) const;
+ bool rt_safe_earliest_event_discrete_unlocked (double start, double& x, double& y, bool inclusive) const;
- Curve& curve() { return *_curve; }
- const Curve& curve() const { return *_curve; }
-
- virtual void mark_dirty () const;
+ void create_curve();
+ void destroy_curve();
+
+ Curve& curve() { assert(_curve); return *_curve; }
+ const Curve& curve() const { assert(_curve); return *_curve; }
+
+ void mark_dirty () const;
enum InterpolationStyle {
Discrete,
};
InterpolationStyle interpolation() const { return _interpolation; }
- void set_interpolation(InterpolationStyle style) { _interpolation = style; }
+ void set_interpolation (InterpolationStyle);
+ virtual bool touching() const { return false; }
+ virtual bool writing() const { return false; }
+ virtual bool touch_enabled() const { return false; }
+ void write_pass_finished (double when);
+
+ /** Emitted when mark_dirty() is called on this object */
+ mutable PBD::Signal0<void> Dirty;
+ /** Emitted when our interpolation style changes */
+ PBD::Signal1<void, InterpolationStyle> InterpolationChanged;
+
protected:
/** Called by unlocked_eval() to handle cases of 3 or more control points. */
- double multipoint_eval (double x) const;
-
- void build_search_cache_if_necessary(double start, double end) const;
+ double multipoint_eval (double x) const;
- bool rt_safe_earliest_event_discrete_unlocked (double start, double end, double& x, double& y, bool inclusive) const;
- bool rt_safe_earliest_event_linear_unlocked (double start, double end, double& x, double& y, bool inclusive) const;
+ void build_search_cache_if_necessary (double start) const;
boost::shared_ptr<ControlList> cut_copy_clear (double, double, int op);
+ bool erase_range_internal (double start, double end, EventList &);
virtual void maybe_signal_changed ();
-
+
void _x_scale (double factor);
- mutable LookupCache _lookup_cache;
- mutable SearchCache _search_cache;
-
- Parameter _parameter;
- InterpolationStyle _interpolation;
- EventList _events;
- mutable Glib::Mutex _lock;
- int8_t _frozen;
- bool _changed_when_thawed;
- bool _new_value;
- double _max_xval;
- double _min_yval;
- double _max_yval;
- double _default_value;
- bool _sort_pending;
- iterator _rt_insertion_point;
- double _rt_pos;
+ mutable LookupCache _lookup_cache;
+ mutable SearchCache _search_cache;
+
+ Parameter _parameter;
+ InterpolationStyle _interpolation;
+ EventList _events;
+ mutable Glib::Mutex _lock;
+ int8_t _frozen;
+ bool _changed_when_thawed;
+ double _max_xval;
+ double _min_yval;
+ double _max_yval;
+ double _default_value;
+ bool _sort_pending;
Curve* _curve;
+
+ struct NascentInfo {
+ EventList events;
+ bool is_touch;
+ double start_time;
+ double end_time;
+
+ NascentInfo (bool touching, double start = -1.0)
+ : is_touch (touching)
+ , start_time (start)
+ , end_time (-1.0)
+ {}
+ };
+
+ std::list<NascentInfo*> nascent;
};
} // namespace Evoral