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/* Copyright (c) 2012-2016, Stanislaw Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this
* software for any purpose with or without fee is hereby granted,
* provided that the above copyright notice and this permission
* notice appear in all copies.
*/
#pragma once
#include "compat/qcopyable-mutex.hpp"
#include "options/options.hpp"
#include "compat/util.hpp"
using namespace options;
#include "export.hpp"
#include <vector>
#include <limits>
#include <memory>
#include <QObject>
#include <QPointF>
#include <QString>
#include <QMetaObject>
namespace spline_detail {
class OTR_SPLINE_EXPORT settings final : public QObject
{
Q_OBJECT
public:
bundle b;
value<QList<QPointF>> points;
settings(bundle b);
~settings() override;
signals:
void recomputed() const;
};
}
class OTR_SPLINE_EXPORT spline final
{
double bucket_size_coefficient(const QList<QPointF>& points) const;
void update_interp_data();
float get_value_internal(int x);
void add_lone_point();
float get_value_no_save_internal(double x);
static bool sort_fn(const QPointF& one, const QPointF& two);
static QPointF ensure_in_bounds(const QList<QPointF>& points, double max_x, int i);
static int element_count(const QList<QPointF>& points, double max_x);
std::shared_ptr<spline_detail::settings> s;
QMetaObject::Connection connection;
std::vector<float> data;
using interp_data_t = decltype(data);
static constexpr int value_count = 4096;
MyMutex _mutex;
QPointF last_input_value;
qreal max_x, max_y; // XXX TODO move to value<double> -sh 20171020
bool activep;
bool validp;
public:
using settings = spline_detail::settings;
void reload();
void save();
void set_bundle(bundle b);
qreal max_input() const;
qreal max_output() const;
spline();
spline(qreal maxx, qreal maxy, const QString& name);
~spline();
spline& operator=(const spline&) = default;
spline(const spline&) = default;
float get_value(double x);
float get_value_no_save(double x) const;
DEFUN_WARN_UNUSED bool get_last_value(QPointF& point);
void remove_point(int i);
void clear();
void add_point(QPointF pt);
void add_point(double x, double y);
void move_point(int idx, QPointF pt);
QList<QPointF> get_points() const;
void set_max_input(qreal MaxInput);
void set_max_output(qreal MaxOutput);
void set_tracking_active(bool value);
bundle get_bundle();
void ensure_valid(const QList<QPointF>& the_points);
std::shared_ptr<settings> get_settings();
std::shared_ptr<const settings> get_settings() const;
using points_t = decltype(s->points());
int get_point_count() const;
};
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