Engauge Digitizer  2
CallbackNextOrdinal.h
1 /******************************************************************************************************
2  * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3  * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4  * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5  ******************************************************************************************************/
6 
7 #ifndef CALLBACK_NEXT_ORDINAL_H
8 #define CALLBACK_NEXT_ORDINAL_H
9 
10 #include "CallbackSearchReturn.h"
11 #include <QPointF>
12 #include <QString>
13 
14 class Point;
15 
18 {
19 public:
21  CallbackNextOrdinal(const QString &curveName);
22 
24  CallbackSearchReturn callback (const QString &curveName,
25  const Point &point);
26 
28  double nextOrdinal () const;
29 
30 private:
32 
33  QString m_curveName;
34  double m_maxOrdinalUsed;
35 };
36 
37 #endif // CALLBACK_NEXT_ORDINAL_H
Callback for computing the next ordinal for a new point.
Class that represents one digitized point. The screen-to-graph coordinate transformation is always ex...
Definition: Point.h:23
CallbackSearchReturn callback(const QString &curveName, const Point &point)
Callback method.
double nextOrdinal() const
Computed next ordinal.