#include <Key.h>
Public Member Functions | |
Key (const geom::Envelope &itemEnv) | |
const geom::Coordinate & | getPoint () const |
Returned object ownership retained by this class. | |
int | getLevel () const |
const geom::Envelope & | getEnvelope () const |
Returned object ownership retained by this class. | |
geom::Coordinate * | getCentre () const |
Returns newly allocated object (ownership transferred). | |
void | computeKey (const geom::Envelope &itemEnv) |
Static Public Member Functions | |
int | computeQuadLevel (const geom::Envelope &env) |
It contains a lower-left point and a level number. The level number is the power of two for the size of the node envelope
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return a square envelope containing the argument envelope, whose extent is a power of two and which is based at a power of 2 |