fs_snappointmgr.h

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#ifndef FS_SNAPPOINTMGR_H_
#define FS_SNAPPOINTMGR_H_

#include "common/fs_common.h"
#include "pdf/fs_pdfpage.h"

namespace foxit {
namespace pdf {
class SnappedPoint FS_FINAL : public Base {
 public:
  typedef enum _SnappedPointType {
    e_TypeNone = 0,
    e_TypeEndpoint = 1,
    e_TypeMidpoint = 2,
    e_TypeIntersectionPoint = 3,
    e_TypeNearestPoint = 4
  } SnappedPointType;
  

  // User is strongly recommended NOT to use this method; otherwise unknown situation may occur.
  explicit SnappedPoint(FS_HANDLE handle = NULL);

  ~SnappedPoint();

  SnappedPoint(const SnappedPoint& other);
  SnappedPoint& operator=(const SnappedPoint& other);

  bool operator==(const SnappedPoint& other) const;
  bool operator!=(const SnappedPoint& other) const;

  bool IsEmpty() const;

  SnappedPointType GetType();

  PointF GetPoint();
};

class SnapPointMgr FS_FINAL : public Base {
 public:
  typedef enum _SnapPointFlags {
    e_FlagEndpoint = 0x0001,
    e_FlagMidpoint = 0x0002,
    e_FlagIntersectionPoint = 0x0004,
    e_FlagNearestPoint = 0x0008
  } SnapPointFlags;
  

  explicit SnapPointMgr(const PDFPage& page);

  SnapPointMgr(const SnapPointMgr& other);
  SnapPointMgr& operator = (const SnapPointMgr& other);

  bool operator == (const SnapPointMgr& other) const;
  bool operator != (const SnapPointMgr& other) const;

  bool IsEmpty() const;

  ~SnapPointMgr();

  void Reload();
  
  SnappedPoint GetSnappedPointAtPos(const PointF& position, foxit::uint32 flags);

  // User is strongly recommended NOT to use this method; otherwise unknown situation may occur.
  explicit SnapPointMgr(FS_HANDLE handle =  NULL);
};
}  // namespace pdf
}  // namespace foxit
#endif  // FS_SNAPPOINTMGR_H_