libhv/htable.h

#ifndef H_TABLE_H
#define H_TABLE_H

#include <map>

class HTableCell{
public:
    HTableCell(){r1=r2=c1=c2=0;}
    HTableCell(int r1, int r2, int c1, int c2){
        this->r1 = r1;
        this->r2 = r2;
        this->c1 = c1;
        this->c2 = c2;
    }

    int rowspan() {return r2 - r1 + 1;}
    int colspan() {return c2 - c1 + 1;}
    int span() {return rowspan() * colspan();}

    bool contain(HTableCell cell){
        if (cell.r1 >= r1 && cell.r2 <= r2 &&
                cell.c1 >= c1 && cell.c2 <= c2)
            return true;
        return false;
    }

    int r1,r2,c1,c2;
};

class HTable
{
public:
    HTable();

    void init(int row, int col);
    bool getTableCell(int id, HTableCell& rst);
    HTableCell merge(int lt, int rb);

public:
    int row;
    int col;
    std::map<int, HTableCell> m_mapCells; // id => HTabelCell
};

#endif // H_TABLE_H