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#ifndef STAMPCONTAINER_H
#define STAMPCONTAINER_H
#include "stamp.h"
#include "grid.h"
/** Collection of @class Stamp for one tree species.
Per species several stamps are stored (different BHD, different HD relations). This class
encapsulates storage and access to these stamps. The design goal is to deliver high
access speeds for the "stamp()" method.
Use getStamp(bhd, hd) or getStamp(bhd, height) to access. */
class StampContainer
{
public:
StampContainer();
~StampContainer();
void useLookup(const bool use) { m_useLookup = use; }
/// addStamp() add a pre-allocated stamp @param stamp to internal collection. Caller must allocate stamp on the heap,
/// freeing is done by this class.
int addStamp(Stamp* stamp, const float bhd, const float hd_value, const float crown_radius_m);
int addReaderStamp(Stamp *stamp, const float crown_radius_m);
const Stamp* stamp(const float bhd_cm, const float height_m) const;
const Stamp* readerStamp(const float crown_radius_m) const; ///< retrieve reader-stamp. @param radius of crown in m. @return the appropriate stamp or NULL if not found.
const int count() const { return m_stamps.count(); }
/// save the content of the StampContainer to the output stream (binary encoding)
void save(QDataStream &out);
/// load the content of the StampContainer to the output stream (binary encoding)
void load(QDataStream &in);
/** factory creation function for stamps of different size.
newStamp() creates new Stamp-Objects on the heap with a given type (see @enum Stamp::StampType).*/
static Stamp* newStamp(const Stamp::StampType type);
/** this functions attaches the appropriate reader (dep. on crown radius) to each stamp of the container.
The reader-stamp is returned by a call to the reader()-function of the Stamp itself.
@param Container holding the reader stamps.*/
void attachReaderStamps(const StampContainer &source);
void invert(); ///< invert stamps (value = 1. - value) (for multiplicative overlay)
QString dump();
private:
static const int cBHDclassWidth;
static const int cHDclassWidth;
static const int cBHDclassLow; ///< bhd classes start with 2: class 0 = 2..6, class1 = 6..10
static const int cHDclassLow; ///< hd classes offset is 40: class 0 = 40-50, class 1 = 50-60
static const int cBHDclassCount; ///< class count, 50: highest class = 50*4 +- 2 = 198 - 202
static const int cHDclassCount; ///< class count. highest class: 140-150
struct StampItem {
Stamp* stamp;
float bhd;
float hd;
float crown_radius;
};
inline int getKey(const float bhd, const float hd_value);
int m_maxBhd;
bool m_useLookup; // use lookup table?
QList<StampItem> m_stamps;
Grid<Stamp*> m_lookup;
};
#endif // STAMPCONTAINER_H