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2021-03-17 Fred Gleason <fredg@paravelsystems.com>

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* Fixed a bug in 'RDMarkerView' that could cause marker positions
	to lose precision when sliding against a limit stop.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
This commit is contained in:
Fred Gleason
2021-03-17 13:57:03 -04:00
parent 5e9682f1d2
commit 5e5fa3c586
3 changed files with 79 additions and 82 deletions
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21
lib/rdmarkerview.h
View File

@@ -44,11 +44,8 @@ class RDMarkerHandle : public QGraphicsPolygonItem
void *mkrview,QGraphicsItem *parent=nullptr);
QString name() const;
PointerRole role() const;
int minimum() const;
void setMinimum(int pos);
int maximum() const;
void setMaximum(int pos);
void setRange(int min,int max);
void setMinimum(int pos,int ptr);
void setMaximum(int pos,int ptr);
static QString pointerRoleText(PointerRole role);
static QString pointerRoleTypeText(PointerRole role);
static QColor pointerRoleColor(PointerRole role);
@@ -63,8 +60,10 @@ class RDMarkerHandle : public QGraphicsPolygonItem
PointerRole d_role;
QList<QGraphicsItem *> d_peers;
void *d_marker_view;
int d_minimum;
int d_maximum;
int d_minimum_pos;
int d_minimum_ptr;
int d_maximum_pos;
int d_maximum_ptr;
};
@@ -77,13 +76,15 @@ class RDMarkerView : public QWidget
QSize sizeHint() const;
QSizePolicy sizePolicy() const;
int audioGain() const;
unsigned sampleRate() const;
int shrinkFactor() const;
int pointerValue(RDMarkerHandle::PointerRole role);
bool hasUnsavedChanges() const;
void processRightClick(RDMarkerHandle::PointerRole role,
const QPointF &pos);
void updatePosition(RDMarkerHandle::PointerRole role,int offset);
void updatePosition(RDMarkerHandle::PointerRole role,int ptr);
// void updatePosition(RDMarkerHandle::PointerRole role,int offset);
public slots:
void setAudioGain(int lvl);
@@ -92,6 +93,8 @@ class RDMarkerView : public QWidget
bool setCut(QString *err_msg,unsigned cartnum,int cutnum);
void save();
void clear();
int Frame(int msec) const;
int Msec(int frame) const;
signals:
void pointerValueChanged(RDMarkerHandle::PointerRole role,int msec);
@@ -111,8 +114,6 @@ class RDMarkerView : public QWidget
void mousePressEvent(QMouseEvent *e);
private:
int Frame(int msec) const;
int Msec(int frame) const;
void InterlockMarkerPair(RDMarkerHandle::PointerRole start_marker);
bool LoadCutData();
void WriteWave();