113 lines
2.9 KiB
C++
113 lines
2.9 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef EQUALIZER_H
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#define EQUALIZER_H
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#include "config.h"
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#include <QObject>
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#include <QDialog>
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#include <QList>
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#include <QMap>
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#include <QMetaType>
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#include <QDataStream>
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#include <QString>
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class QWidget;
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class QCloseEvent;
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class EqualizerSlider;
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class Ui_Equalizer;
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class Equalizer : public QDialog {
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Q_OBJECT
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public:
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explicit Equalizer(QWidget *parent = nullptr);
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~Equalizer() override;
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static const int kBands = 10;
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static const char *kGainText[kBands];
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static const char *kSettingsGroup;
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struct Params {
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Params();
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Params(int g0, int g1, int g2, int g3, int g4, int g5, int g6, int g7, int g8, int g9, int pre = 0);
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bool operator ==(const Params &other) const;
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bool operator !=(const Params &other) const;
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int preamp;
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int gain[kBands];
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};
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bool is_equalizer_enabled() const;
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bool is_stereo_balancer_enabled() const;
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int preamp_value() const;
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QList<int> gain_values() const;
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Params current_params() const;
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float stereo_balance() const;
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signals:
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void StereoBalancerEnabledChanged(bool enabled);
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void StereoBalanceChanged(float balance);
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void EqualizerEnabledChanged(bool enabled);
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void EqualizerParametersChanged(int preamp, QList<int> band_gains);
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protected:
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void closeEvent(QCloseEvent*) override;
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private slots:
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void StereoBalancerEnabledChangedSlot(const bool enabled);
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void StereoBalanceSliderChanged(const int value);
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void EqualizerEnabledChangedSlot(const bool enabled);
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void EqualizerParametersChangedSlot();
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void PresetChanged(const QString &name);
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void PresetChanged(const int index);
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void SavePreset();
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void DelPreset();
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void Save();
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private:
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EqualizerSlider *AddSlider(const QString &label);
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void LoadDefaultPresets();
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void AddPreset(const QString &name, const Params ¶ms);
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void ReloadSettings();
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QString SaveCurrentPreset();
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private:
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Ui_Equalizer *ui_;
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bool loading_;
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QString last_preset_;
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EqualizerSlider *preamp_;
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EqualizerSlider *gain_[kBands];
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QMap<QString, Params> presets_;
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};
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Q_DECLARE_METATYPE(Equalizer::Params)
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QDataStream &operator<<(QDataStream &s, const Equalizer::Params &p);
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QDataStream &operator>>(QDataStream &s, Equalizer::Params &p);
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#endif // EQUALIZER_H
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