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#pragma once
#include "skin/legacy/skincontext.h"
#include "util/performancetimer.h"
#include "widget/wpixmapstore.h"
#include "widget/wwidget.h"
class WVuMeterLegacy : public WWidget {
Q_OBJECT
public:
explicit WVuMeterLegacy(QWidget* pParent = nullptr);
void setup(const QDomNode& node, const SkinContext& context);
void setPixmapBackground(
const PixmapSource& source,
Paintable::DrawMode mode,
double scaleFactor);
void setPixmaps(
const PixmapSource& source,
bool bHorizontal,
Paintable::DrawMode mode,
double scaleFactor);
void onConnectedControlChanged(double dParameter, double dValue) override;
public slots:
void maybeUpdate();
protected slots:
void updateState(mixxx::Duration elapsed);
private:
void paintEvent(QPaintEvent* /*unused*/) override;
void setPeak(double parameter);
// Current parameter and peak parameter.
double m_dParameter;
double m_dPeakParameter;
// The last parameter and peak parameter values at the time of
// rendering. Used to check whether the widget state has changed since the
// last render in maybeUpdate.
double m_dLastParameter;
double m_dLastPeakParameter;
// Length of the VU-meter pixmap along the relevant axis.
int m_iPixmapLength;
// Associated pixmaps
PaintablePointer m_pPixmapBack;
PaintablePointer m_pPixmapVu;
// True if it's a horizontal vu meter
bool m_bHorizontal;
int m_iPeakHoldSize;
int m_iPeakFallStep;
int m_iPeakHoldTime;
int m_iPeakFallTime;
// The peak hold time remaining in milliseconds.
double m_dPeakHoldCountdownMs;
PerformanceTimer m_timer;
};
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