GUI_SpectrogramPainter.h

/* GUI_SpectrogramPainter.h
 *
 * Copyright (C) 2011-2024 Michael Lugmair
 *
 * This file is part of sayonara player
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef GUI_SPECTROGRAMPAINTER_H
#define GUI_SPECTROGRAMPAINTER_H
 
#include "Gui/Plugins/PlayerPluginBase.h"
 
#include <QList>
#include <QWidget>
 
class PlayManager;
 
class GUI_SpectrogramPainter :
    public PlayerPlugin::Base
{
    Q_OBJECT
    PIMPL(GUI_SpectrogramPainter)
 
public:
    explicit GUI_SpectrogramPainter(PlayManager* playManager, QWidget* parent = nullptr);
    ~GUI_SpectrogramPainter() override;
 
    QString name() const override;
    QString displayName() const override;
    bool isUiInitialized() const override;
 
private slots:
    void reset();
    void spectrumChanged(const QList<float>& spectrum, MilliSeconds ms);
    void finished();
 
    void playstateChanged(PlayState state);
    void trackChanged(const MetaData& md);
 
protected:
    void retranslate() override;
    void initUi() override;
 
    void paintEvent(QPaintEvent* e) override;
    void mousePressEvent(QMouseEvent* e) override;
    void mouseMoveEvent(QMouseEvent* e) override;
 
    void showEvent(QShowEvent* e) override;
    void closeEvent(QCloseEvent* e) override;
 
private:
    void drawBuffer(int percent_step);
    QString calcTooltip(float yPercent);
 
    void showFullsize();
    void positionClicked(QPoint position);
 
    void startAudioDataProvider(const MetaData& md);
    void stopAudioDataProvider();
 
    QSize minimumSizeHint() const override;
};
 
#endif // GUI_SPECTROGRAMPAINTER_H