rl.js

/*jslint latedef:false*/
/*global Phaser*/
/*global Keyboard*/

//font size
var FONT = 32;

//map dimensions
var ROWS = 10;
var COLS = 15;

// number of actors per level including player;
var ACTORS = 10;

// the structure of the map
var map;

// the ascii display, as a 2d array of characters
var screen;

//initialize phaser, call create() once done
var game = new Phaser.Game(COLS * FONT * 0.6, ROWS * FONT, Phaser.AUTO, null, {
  create: create
});

function drawMap(){
  for (var y = 0; y < ROWS; y = y + 1) {
    for (var x = 0; x < COLS; x = x + 1) {
      screen[y][x].text = map[y][x];
    }
  }
}


function create() {
  //init keyboard commands
  game.input.keyboard.addCallbacks(null, null, onKeyUp);

  initMap();

  screen = [];
  for (var y = 0; y < ROWS; y = y + 1) {
    var newRow = [];
    screen.push(newRow);
    for (var x = 0; x < COLS; x = x + 1) {
      newRow.push( initCell('', x, y));
    }
  }
  drawMap();
}

function initCell( chr, x, y ){
  // add a single cell in a given position to the ascii display
  var style = { font: FONT + "px monospace", fill:"#fff" };
  return game.add.text(FONT * 0.6 * x, FONT * y, chr, style);
}

function initMap(){
  map = [];
  for (var y = 0; y < ROWS; y = y + 1){
    var newRow = [];
    for (var x = 0; x < COLS; x = x +1){
      if (Math.random() > 0.8) {
        newRow.push('#');
      } else {
        newRow.push('.');
      }
    }
    map.push(newRow);
  }
}

function onKeyUp(event) {
  switch (event.keyCode) {
    case Keyboard.LEFT:

    case Keyboard.RIGHT:

    case Keyboard.UP:

    case Keyboard.DOWN:
  }
}