我开始用C ++编写Djambi棋盘游戏。我为棋盘的正方形创建了一个类,并为正方形对象创建了一个静态指针矢量,以使游戏具有实际的棋盘。每个正方形都具有其行和列的特征,因此定义我的木板意味着将一个具有正确坐标的正方形与矢量的每个分量相关联。关键是,一旦定义了向量,我希望它是常数,因为我希望向量的每个元素都指向相同的正方形,但是如何使它恒定,然后用for循环定义它呢?由于它是一个静态成员,所以我什至不能在类范围内定义它。一些帮助将不胜感激。
//square.h
#include<vector>
class square
{
protected:
size_t row{ 0 };
size_t column{ 0 };
bool occupancy{ false };
public:
square() { };
square(size_t r, size_t c): row{r}, column{c} { }
square(size_t r, size_t c, bool occ) : row{ r }, column{ c }, occupancy{ occ } { }
~square() { };
bool & get_status() { return occupancy; };
size_t& get_row() { return row; };
size_t& get_column() { return column; };
static const size_t rank{ 9 };
static std::vector<square*> board;
static size_t indice(size_t r, size_t c);
static void define_board();
};
//square.cpp
#include"square.h"
#include<string>
size_t square::indice(size_t r, size_t c) {
size_t indice = rank * (r - 1) + c;
return indice;
};
std::vector<square*> square::board = std::vector<square*>(81);
void square::define_board() {
for (size_t r = 1; r <= square::rank; r++) {
for (size_t c = 1; c < 9; c++) {
*(board[indice(r, c)]) = square(r, c);
}
}
}
使用您希望它具有的值初始化它:
const std::vector<square> square::board = define_board();
std::vector<square> square::define_board() {
std::vector<square> board(81);
for (size_t r = 1; r <= square::rank; r++) {
for (size_t c = 1; c < 9; c++) {
board[indice(r, c)] = square(r, c);
}
}
return board;
}