#ifndef TileIndex_h
#define TileIndex_h
#include <limits>
#include <wtf/Vector.h>
namespace BlackBerry {
namespace WebKit {
class TileIndex {
public:
TileIndex()
: m_i(std::numeric_limits<unsigned>::max())
, m_j(std::numeric_limits<unsigned>::max()) { }
TileIndex(unsigned i, unsigned j)
: m_i(i)
, m_j(j) { }
~TileIndex() { }
unsigned i() const { return m_i; }
unsigned j() const { return m_j; }
void setIndex(unsigned i, unsigned j)
{
m_i = i;
m_j = j;
}
bool isValid() const
{
return m_i != std::numeric_limits<unsigned>::max()
&& m_j != std::numeric_limits<unsigned>::max();
}
private:
unsigned m_i;
unsigned m_j;
};
inline bool operator==(const BlackBerry::WebKit::TileIndex& a, const BlackBerry::WebKit::TileIndex& b)
{
return a.i() == b.i() && a.j() == b.j();
}
inline bool operator!=(const BlackBerry::WebKit::TileIndex& a, const BlackBerry::WebKit::TileIndex& b)
{
return a.i() != b.i() || a.j() != b.j();
}
typedef WTF::Vector<TileIndex> TileIndexList;
}
}
#endif // TileIndex_h