mirror of
https://github.com/LMMS/lmms.git
synced 2026-03-04 22:26:07 -05:00
81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
/* VectorView.h - declaration of VectorView class.
|
|
*
|
|
* Copyright (c) 2019 Martin Pavelek <he29/dot/HS/at/gmail/dot/com>
|
|
*
|
|
* This file is part of LMMS - https://lmms.io
|
|
*
|
|
* 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 (see COPYING); if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA.
|
|
*
|
|
*/
|
|
#ifndef VECTORVIEW_H
|
|
#define VECTORVIEW_H
|
|
|
|
#include <QMouseEvent>
|
|
#include <QWheelEvent>
|
|
#include <QWidget>
|
|
|
|
#include "Knob.h"
|
|
#include "LedCheckbox.h"
|
|
#include "LocklessRingBuffer.h"
|
|
#include "VecControls.h"
|
|
|
|
//#define VEC_DEBUG
|
|
|
|
|
|
// Widget that displays a vectorscope visualization of stereo signal.
|
|
class VectorView : public QWidget
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
explicit VectorView(VecControls *controls, LocklessRingBuffer<sampleFrame> *inputBuffer, unsigned short displaySize, QWidget *parent = 0);
|
|
virtual ~VectorView() {}
|
|
|
|
QSize sizeHint() const override {return QSize(300, 300);}
|
|
|
|
protected:
|
|
void paintEvent(QPaintEvent *event) override;
|
|
void mouseDoubleClickEvent(QMouseEvent *event) override;
|
|
void wheelEvent(QWheelEvent *event) override;
|
|
|
|
private slots:
|
|
void periodicUpdate();
|
|
|
|
private:
|
|
VecControls *m_controls;
|
|
|
|
LocklessRingBuffer<sampleFrame> *m_inputBuffer;
|
|
LocklessRingBufferReader<sampleFrame> m_bufferReader;
|
|
|
|
std::vector<uchar> m_displayBuffer;
|
|
const unsigned short m_displaySize;
|
|
|
|
bool m_visible;
|
|
|
|
float m_zoom;
|
|
|
|
// State variables for comparison with previous repaint
|
|
unsigned int m_persistTimestamp;
|
|
unsigned int m_zoomTimestamp;
|
|
bool m_oldHQ;
|
|
int m_oldX;
|
|
int m_oldY;
|
|
|
|
#ifdef VEC_DEBUG
|
|
float m_executionAvg = 0;
|
|
#endif
|
|
};
|
|
#endif // VECTORVIEW_H
|