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GeometryStrategyAbstractBase.h
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1 /******************************************************************************************************
2  * (C) 2016 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 GEOMETRY_STRATEGY_ABSTRACT_BASE_H
8 #define GEOMETRY_STRATEGY_ABSTRACT_BASE_H
9 
10 #include "Points.h"
11 #include <QPolygonF>
12 #include <QString>
13 #include <QVector>
14 
17 class MainWindowModel;
18 class QPointF;
19 class Transformation;
20 
25 {
26 public:
30 
32  virtual void calculateGeometry (const Points &points,
33  const DocumentModelCoords &modelCoords,
34  const DocumentModelGeneral &modelGeneral,
35  const MainWindowModel &modelMainWindow,
36  const Transformation &transformation,
37  QString &funcArea,
38  QString &polyArea,
39  QVector<QString> &x,
40  QVector<QString> &y,
41  QVector<bool> &isPotentialExportAmbiguity,
42  QVector<QString> &distanceGraphForward,
43  QVector<QString> &distancePercentForward,
44  QVector<QString> &distanceGraphBackward,
45  QVector<QString> &distancePercentBackward) const = 0;
46 
47 protected:
48 
50  void calculatePositionsGraph (const Points &points,
51  const Transformation &transformation,
52  QVector<QPointF> &positionsGraph) const;
53 
55  double functionArea (const QVector<QPointF> &positionsGraph) const;
56 
60  void insertSubintervalsAndLoadDistances (int subintervalsPerInterval,
61  const QVector<QPointF> &positionsGraph,
62  QVector<QPointF> &positionsGraphWithSubintervals,
63  QVector<QString> &distanceGraphForward,
64  QVector<QString> &distancePercentForward,
65  QVector<QString> &distanceGraphBackward,
66  QVector<QString> &distancePercentBackward) const;
67 
69  virtual void loadPotentialExportVector (QVector<QString> &x,
70  QVector<QString> &y,
71  const Transformation &transformation,
72  QVector<bool> &isPotentialExportAmbiguity) const;
73 
75  void loadXY (const QVector<QPointF> &positionsGraph,
76  const DocumentModelCoords &modelCoords,
77  const DocumentModelGeneral &modelGeneral,
78  const MainWindowModel &modelMainWindow,
79  const Transformation &transformation,
80  QVector<QString> &x,
81  QVector<QString> &y) const;
82 
85  double polygonAreaForSimplyConnected (const QVector<QPointF> &points) const;
86 
87 };
88 
89 #endif // GEOMETRY_STRATEGY_ABSTRACT_BASE_H
void calculatePositionsGraph(const Points &points, const Transformation &transformation, QVector< QPointF > &positionsGraph) const
Convert screen positions to graph positions.
Model for DlgSettingsGeneral and CmdSettingsGeneral.
virtual void loadPotentialExportVector(QVector< QString > &x, QVector< QString > &y, const Transformation &transformation, QVector< bool > &isPotentialExportAmbiguity) const
Load isPotentialExportAmbiguity vector. Default in base class is to load false values since there are...
double functionArea(const QVector< QPointF > &positionsGraph) const
Use trapezoidal approximation to compute area under the function. Does not apply to relation...
virtual void calculateGeometry(const Points &points, const DocumentModelCoords &modelCoords, const DocumentModelGeneral &modelGeneral, const MainWindowModel &modelMainWindow, const Transformation &transformation, QString &funcArea, QString &polyArea, QVector< QString > &x, QVector< QString > &y, QVector< bool > &isPotentialExportAmbiguity, QVector< QString > &distanceGraphForward, QVector< QString > &distancePercentForward, QVector< QString > &distanceGraphBackward, QVector< QString > &distancePercentBackward) const =0
Calculate geometry parameters.
Base class for all geometry strategies.
Affine transformation between screen and graph coordinates, based on digitized axis points...
Model for DlgSettingsMainWindow.
void loadXY(const QVector< QPointF > &positionsGraph, const DocumentModelCoords &modelCoords, const DocumentModelGeneral &modelGeneral, const MainWindowModel &modelMainWindow, const Transformation &transformation, QVector< QString > &x, QVector< QString > &y) const
Load x and y coordinate vectors.
Model for DlgSettingsCoords and CmdSettingsCoords.
QList< Point > Points
Definition: Points.h:13
GeometryStrategyAbstractBase()
Single constructor.
void insertSubintervalsAndLoadDistances(int subintervalsPerInterval, const QVector< QPointF > &positionsGraph, QVector< QPointF > &positionsGraphWithSubintervals, QVector< QString > &distanceGraphForward, QVector< QString > &distancePercentForward, QVector< QString > &distanceGraphBackward, QVector< QString > &distancePercentBackward) const
Insert the specified number of subintervals into each interval.
double polygonAreaForSimplyConnected(const QVector< QPointF > &points) const
Area in polygon using Shoelace formula, which only works if polygon is simply connected.