KD Chart 2  [rev.2.7]
KDChartPolarCoordinatePlane.h
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22 
23 #ifndef KDCHART_POLAR_COORDINATEPLANE_H
24 #define KDCHART_POLAR_COORDINATEPLANE_H
25 
27 
28 namespace KDChart {
29 
30  class Chart;
31  class PaintContext;
32 
36  class KDCHART_EXPORT PolarCoordinatePlane : public AbstractCoordinatePlane
37  {
38  Q_OBJECT
39 
40  Q_DISABLE_COPY( PolarCoordinatePlane )
42 
43  public:
44  struct CoordinateTransformation;
46 
47  explicit PolarCoordinatePlane ( Chart* parent = 0 );
48  ~PolarCoordinatePlane() override;
49 
50  void addDiagram ( AbstractDiagram* diagram ) override;
51 
52  const QPointF translate ( const QPointF& diagramPoint ) const override;
53  const QPointF translatePolar ( const QPointF& diagramPoint ) const;
54 
64  void setStartPosition( qreal degrees );
68  qreal startPosition() const;
69 
70  qreal zoomFactorX() const override;
71  qreal zoomFactorY() const override;
72 
73  void setZoomFactors( qreal factorX, qreal factorY ) override;
74  void setZoomFactorX( qreal factor ) override;
75  void setZoomFactorY( qreal factor ) override;
76 
77  QPointF zoomCenter() const override;
78 
79  void setZoomCenter( const QPointF& center ) override;
80 
101  void setGridAttributes( bool circular, const GridAttributes & );
102 
113  void resetGridAttributes( bool circular );
114 
129  const GridAttributes gridAttributes( bool circular ) const;
130 
143  bool hasOwnGridAttributes( bool circular ) const;
144 
145  qreal angleUnit() const;
146  qreal radiusUnit() const;
147 
149  void paint( QPainter* ) override;
150 
151  protected:
152  DataDimensionsList getDataDimensionsList() const override;
153  void paintEvent ( QPaintEvent* );
154  void resizeEvent ( QResizeEvent* );
155 
156  void layoutDiagrams() override;
157  protected Q_SLOTS:
158  void slotLayoutChanged( AbstractDiagram* diagram );
159  void adjustZoomAndRepaint();
160 
161  private:
162  void setHasOwnGridAttributes( bool circular, bool on );
163  };
164 
165 }
166 
167 #endif
Base class common for all coordinate planes, CartesianCoordinatePlane, PolarCoordinatePlane, TernaryCoordinatePlane.
QList< CoordinateTransformation > CoordinateTransformationList
A chart with one or more diagrams.
Definition: KDChartChart.h:98
AbstractDiagram defines the interface for diagram classes.
QPointF translate(const TernaryPoint &point)
A set of attributes controlling the appearance of grids.
#define KDCHART_DECLARE_PRIVATE_DERIVED_PARENT(X, ParentType)
Definition: KDChartGlobal.h:58

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