#include <stdint.h>
#include <QAbstractScrollArea>
+#include <QSizeF>
+
+#include "cursorpair.h"
namespace pv {
public:
static const int SignalHeight;
+ static const int SignalMargin;
+ static const int SignalSnapGridSize;
+
+ static const QColor CursorAreaColour;
+
+ static const QSizeF LabelPadding;
public:
explicit View(SigSession &session, QWidget *parent = 0);
*/
void set_scale_offset(double scale, double offset);
+ /**
+ * Returns true if cursors are displayed. false otherwise.
+ */
+ bool cursors_shown() const;
+
+ /**
+ * Shows or hides the cursors.
+ */
+ void show_cursors(bool show = true);
+
+ /**
+ * Moves the cursors to a convenient position in the view.
+ */
+ void centre_cursors();
+
+ /**
+ * Returns a reference to the pair of cursors.
+ */
+ CursorPair& cursors();
+
const QPoint& hover_point() const;
+ void normalize_layout();
+
signals:
void hover_point_changed();
+ void signals_moved();
+
private:
void get_scroll_layout(double &length, double &offset) const;
void update_scroll();
+ void reset_signal_layout();
+
private:
bool eventFilter(QObject *object, QEvent *event);
void h_scroll_value_changed(int value);
void v_scroll_value_changed(int value);
+ void signals_changed();
void data_updated();
+ void marker_time_changed();
+
+ void on_signals_moved();
+
private:
SigSession &_session;
double _offset;
int _v_offset;
+ bool _updating_scroll;
+
+ bool _show_cursors;
+ CursorPair _cursors;
QPoint _hover_point;
};