vicrodh
ef7ea217c8
Render the oscilloscope as a filled antialiased trace and the goniometer as a persistent point cloud with robust autoscaling. Keep the animated scene graph native and the instrument guides static to avoid the previous low-impact line rendering.\n\ncx
51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
#ifndef QBZ_SCOPE_TRACE_ITEM_H
|
|
#define QBZ_SCOPE_TRACE_ITEM_H
|
|
|
|
#include <QtCore/QVariantList>
|
|
#include <QtCore/QVector>
|
|
#include <QtGui/QColor>
|
|
#include <QtQuick/QQuickItem>
|
|
|
|
class ScopeTraceItem : public QQuickItem
|
|
{
|
|
Q_OBJECT
|
|
Q_PROPERTY(QVariantList points READ points WRITE setPoints)
|
|
Q_PROPERTY(QColor traceColor READ traceColor WRITE setTraceColor)
|
|
Q_PROPERTY(int mode READ mode WRITE setMode)
|
|
Q_PROPERTY(qreal lineWidth READ lineWidth WRITE setLineWidth)
|
|
Q_PROPERTY(int trailDepth READ trailDepth WRITE setTrailDepth)
|
|
Q_PROPERTY(qreal fillOpacity READ fillOpacity WRITE setFillOpacity)
|
|
|
|
public:
|
|
explicit ScopeTraceItem(QQuickItem *parent = nullptr);
|
|
|
|
QVariantList points() const { return m_points; }
|
|
void setPoints(const QVariantList &points);
|
|
QColor traceColor() const { return m_traceColor; }
|
|
void setTraceColor(const QColor &color);
|
|
int mode() const { return m_mode; }
|
|
void setMode(int mode);
|
|
qreal lineWidth() const { return m_lineWidth; }
|
|
void setLineWidth(qreal width);
|
|
int trailDepth() const { return m_trailDepth; }
|
|
void setTrailDepth(int depth);
|
|
qreal fillOpacity() const { return m_fillOpacity; }
|
|
void setFillOpacity(qreal opacity);
|
|
|
|
protected:
|
|
QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *) override;
|
|
|
|
private:
|
|
QVariantList m_points;
|
|
QVector<QVariantList> m_history;
|
|
QColor m_traceColor{ 63, 217, 200 };
|
|
int m_mode = 0;
|
|
qreal m_lineWidth = 1.5;
|
|
int m_trailDepth = 4;
|
|
qreal m_fillOpacity = 0.14;
|
|
};
|
|
|
|
extern "C" void qbz_scope_trace_register_qml_type();
|
|
|
|
#endif
|