KD Chart 2  [rev.2.7]
kdganttabstractrowcontroller.h
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22 
23 #ifndef KDGANTTABSTRACTROWCONTROLLER_H
24 #define KDGANTTABSTRACTROWCONTROLLER_H
25 
26 #include <QPair>
27 #include "kdganttglobal.h"
28 
29 QT_BEGIN_NAMESPACE
30 class QModelIndex;
31 QT_END_NAMESPACE
32 
33 namespace KDGantt {
34  class KDGANTT_EXPORT AbstractRowController {
35  public:
37  virtual ~AbstractRowController();
38 
39  virtual int headerHeight() const = 0;
40  virtual int maximumItemHeight() const = 0;
41  virtual int totalHeight() const = 0;
42 
43  virtual bool isRowVisible( const QModelIndex& idx ) const = 0;
44  virtual bool isRowExpanded( const QModelIndex& idx ) const = 0;
45  virtual Span rowGeometry( const QModelIndex& idx ) const = 0;
46 
47 
48  virtual QModelIndex indexAt( int height ) const = 0;
49  virtual QModelIndex indexAbove( const QModelIndex& idx ) const = 0;
50  virtual QModelIndex indexBelow( const QModelIndex& idx ) const = 0;
51  };
52 }
53 
54 #endif /* KDGANTTABSTRACTROWCONTROLLER_H */
55 
A class representing a start point and a length.
Abstract baseclass for row controllers. A row controller is used by the GraphicsView to nagivate the ...

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