roguish/matrix.cpp

#include "matrix.hpp"
#include "constants.hpp"
#include <fmt/core.h>

using namespace fmt;
using matrix::Matrix;

namespace matrix {

  each_cell::each_cell(Matrix &mat)
  {
    height = mat.size();
    width = mat[0].size();
  }

  bool each_cell::next() {
    x++;
    x *= (x < width);
    y = y + (x == 0);
    return y < height;
  }

  each_row::each_row(Matrix &mat) :
    $mat(mat)
  {
    height = $mat.size();
    width = $mat[0].size();
  }

  bool each_row::next() {
    x++;
    x *= (x < width);
    y = y + (x == 0);
    row = x == width - 1;
    cell = y < height ? $mat[y][x] : -1;
    return y < height;
  }

  void dump(const std::string &msg, Matrix &map, int show_x, int show_y) {
    println("----------------- {}", msg);

    for(each_row it{map}; it.next();) {
      if(int(it.x) == show_x && int(it.y) == show_y) {
        print("{:x}<", it.cell);
      } else if(it.cell == WALL_PATH_LIMIT) {
        print("# ");
      } else if(it.cell > 15) {
        print("* ");
      } else {
        print("{:x} ", it.cell);
      }

      if(it.row) print("\n");
    }
  }
}