Dungeon Crawler

Developer
Size
5,057 Kb
Views
10,120

How do I make an dungeon crawler?

Dungeon crawler game. Move with arrow keys.. What is a dungeon crawler? How do you make a dungeon crawler? This script and codes were developed by Mihkel on 08 December 2022, Thursday.

Dungeon Crawler Previews

Dungeon Crawler - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Dungeon Crawler</title> <link href="https://fonts.googleapis.com/css?family=Slabo+27px" rel="stylesheet"> <link rel='stylesheet prefetch' href='https://cdnjs.cloudflare.com/ajax/libs/humane-js/3.2.2/themes/flatty.min.css'> <link rel="stylesheet" href="css/style.css">
</head>
<body> <div class="container"> <div class="row"> <h3 class="meta">Lvl: <span class="player-lvl"></span></h3> <h3 class="meta">HP: <span class="player-hp"></span></h3> <h3 class="meta">Attack: <span class="player-atk"></span></h3> <h3 class="meta">Exp: <span class="player-exp"></span><span>/80</span></h3> <h3 class="meta">Weapon: <span class="player-wpn"></span></h3> <h3 class="meta">Dungeon: <span class="dungeon-lvl"></span></h3> </div> <canvas id="canvas"></canvas>
</div> <script src='https://cdnjs.cloudflare.com/ajax/libs/humane-js/3.2.2/humane.min.js'></script> <script src="js/index.js"></script>
</body>
</html>

Dungeon Crawler - Script Codes CSS Codes

body {	background-color: #333; color: #fafafa; font-family: 'Slabo 27px', serif;	display: -webkit-box;	display: -ms-flexbox;	display: flex; -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; -ms-flex-line-pack: center; align-content: center;
}
.container {	margin-top: 10vh;
}
.row { text-align: center;
}
.meta {	display: inline;	margin-left: 8px; font-weight: 400;
}

Dungeon Crawler - Script Codes JS Codes

// 0 = walls #gray
// 1 = floor #white
// 2 = monster #red
// 3 = healthpack #green
// 4 = player #blue
// 5 = weapon #orange
// 6 = portal #purple
// 7 = boss #black
function Canvas(width, height) {	this.canvas = document.getElementById("canvas");	this.ctx = this.canvas.getContext("2d");	this.canvas.width = width;	this.canvas.height = height;
}
function Sprite(x, y, color, type) {	this.x = x;	this.y = y;	this.color = color;	this.type = type;
}
Sprite.prototype.draw = function (ctx, colWidth, colHeight) {	ctx.fillStyle = this.color;	ctx.fillRect(this.x * colWidth, this.y * colHeight, colWidth, colHeight);
};
function Room(x, y, color, type, width, height, id) {	Sprite.call(this, x, y, color, type);	this.width = width;	this.height = height;	this.id = id;
}
Room.prototype = Object.create(Sprite.prototype);
Room.prototype.constructor = Room;
Room.prototype.centerPoint = function () {	var x = Math.floor(this.x + (this.width/ 2));	var y = Math.floor(this.y + (this.height / 2));	return { x: x, y: y };
};
Room.prototype.randomPoint = function () {	var x = Math.floor(Math.random() * ((this.x + this.width) - this.x)) + this.x;	var y = Math.floor(Math.random() * ((this.y + this.height) - this.y)) + this.y;	return { x: x, y: y };
};
function Monster(x, y, color, type, health) {	Sprite.call(this, x, y, color, type);	this.health = health;
}
Monster.prototype = Object.create(Sprite.prototype);
Monster.prototype.constructor = Monster;
function Player(x, y, color, type, health, atk, lvl) {	Monster.call(this, x, y, color, type, health);	this.attack = atk;	this.exp = 0;	this.lvl = lvl;	this.weapon = "Knuckles";	this.weaponDmg = 0;	this.hpEl = document.getElementsByClassName("player-hp")[0];	this.atkEl = document.getElementsByClassName("player-atk")[0];	this.lvlEl = document.getElementsByClassName("player-lvl")[0];	this.expEl = document.getElementsByClassName("player-exp")[0];	this.wpnEl = document.getElementsByClassName("player-wpn")[0];	this.init();
}
Player.prototype = Object.create(Monster.prototype);
Player.prototype.constructor = Player;
Player.prototype.move = function (x, y) {	this.x = x;	this.y = y;
};
Player.prototype.setHealth = function (amount) {	this.health += amount;	this.hpEl.innerHTML = this.health;
};
Player.prototype.setExp = function (amount) {	this.exp += amount;	this.expEl.innerHTML = this.exp;	this.checkExp();
};
Player.prototype.checkExp = function () {	if (this.exp === 80) {	this.attack += 3;	this.lvl++;	this.exp = 0;	this.setExp(0);	this.atkEl.innerHTML = this.attack;	this.lvlEl.innerHTML = this.lvl;	if (this.health < 100) {	this.health = 100;	this.setHealth(0);	}	humane.log("You are now level " + this.lvl + ".");	}
};
Player.prototype.setWpn = function (weapon, atk) {	this.weapon = weapon;	this.attack -= this.weaponDmg;	this.weaponDmg = atk;	this.attack += this.weaponDmg;	this.wpnEl.innerHTML = this.weapon;	this.atkEl.innerHTML = this.attack;
};
Player.prototype.init = function () {	this.hpEl.innerHTML = this.health;	this.atkEl.innerHTML = this.attack;	this.expEl.innerHTML = this.exp;	this.lvlEl.innerHTML = this.lvl;	this.wpnEl.innerHTML = this.weapon;	this.weaponDmg = 0;
};
function Game(rows, cols, colWidth, colHeight) {	this.grid = [];	this.rooms = [];	this.ROWS = rows;	this.COLS = cols;	this.COL_WIDTH = colWidth;	this.COL_HEIGHT = colHeight;	this.dungeon = 0;	this.canvas = new Canvas(this.COLS * this.COL_WIDTH, this.ROWS * this.COL_HEIGHT);	this.ctx = this.canvas.ctx;	this.player = null;	this.helpers = {	random: function (min, max) {	return Math.floor(Math.random() * (max - min)) + min;	}	};
}
Game.prototype.generateGrid = function () {	for (var y = 0; y < this.ROWS; y++) {	this.grid[y] = [];	for (var x = 0; x < this.COLS; x++) {	var darkness = new Sprite(x, y, "#424242", 0);	this.drawSprite(darkness);	this.grid[y][x] = darkness;	}	}
};
Game.prototype.doesCollide = function (room) {	for (var i = 0; i < this.rooms.length; i++) {	var room2 = this.rooms[i];	if (room.id === room2.id) continue;	if ((room.x >= room2.x && room.x <= room2.x + room2.width &&	(room.y >= room2.y && room2.y + room2.height >= room.y ||	room.y <= room2.y && room.y + room.height >= room2.y	)) ||	room.x <= room2.x && room.x + room.width >= room2.x &&	(room.y >= room2.y && room2.y + room2.height >= room.y ||	room.y <= room2.y && room.y + room.height >= room2.y	)) {	return true;	}	}	return false;
};
Game.prototype.generateRooms = function (minSize, maxSize, roomCount) {	for (var i = 0; i < roomCount; i++) {	var x = this.helpers.random(1, this.COLS - maxSize);	var y = this.helpers.random(1, this.ROWS - maxSize);	var width = this.helpers.random(minSize, maxSize);	var height = this.helpers.random(minSize, maxSize);	var room = new Room(x, y, "#FAFAFA", 1, width, height, i);	if (this.doesCollide(room)) {	i--;	} else {	if (i > 0) this.drawCorridor(room);	this.rooms.push(room);	}	}
};
Game.prototype.drawCorridor = function (room) {	var prevRoom = this.rooms[room.id - 1];	var point = room.centerPoint();	var prevPoint = prevRoom.centerPoint();	var floor = null;	while (point.y !== prevPoint.y) {	if (point.y > prevPoint.y) {	point.y--;	} else {	point.y++;	}	this.ctx.fillStyle = room.color;	this.ctx.fillRect(point.x * this.COL_WIDTH, point.y * this.COL_HEIGHT, this.COL_WIDTH, this.COL_HEIGHT);	floor = new Sprite(point.x, point.y, "#FAFAFA", 1);	this.grid[point.y][point.x] = floor;	}	while (point.x !== prevPoint.x) {	if (point.x > prevPoint.x) {	point.x--;	} else {	point.x++;	}	this.ctx.fillStyle = room.color;	this.ctx.fillRect(point.x * this.COL_WIDTH, point.y * this.COL_HEIGHT, this.COL_WIDTH, this.COL_HEIGHT);	floor = new Sprite(point.x, point.y, "#FAFAFA", 1);	this.grid[point.y][point.x] = floor;	}
};
Game.prototype.drawRooms = function () {	for (var i = 0; i < this.rooms.length; i++) {	var room = this.rooms[i];	for (var y = room.y; y < room.y + room.height; y++) {	for (var x = room.x; x < room.x + room.width; x++) {	var floor = new Sprite(x, y, "#FAFAFA", 1);	this.grid[y][x] = floor;	this.drawSprite(floor);	}	}	}
};
Game.prototype.randomWithinRoom = function (room) {	var random = room.randomPoint();	while (this.grid[random.y][random.x].type !== 1) {	random = room.randomPoint();	}	return random;
};
Game.prototype.drawSprite = function (sprite) {	sprite.draw(this.ctx, this.COL_WIDTH, this.COL_HEIGHT);
};
Game.prototype.randomRoom = function () {	return this.rooms[this.helpers.random(0, this.rooms.length)];
};
Game.prototype.generateMonsters = function () {	for (var i = 0; i < this.rooms.length; i++) {	var room = this.rooms[i];	var random = room.randomPoint();	var monster = new Monster(random.x, random.y, "red", 2, 100);	this.grid[random.y][random.x] = monster;	this.drawSprite(monster);	}
};
Game.prototype.generateHealthPacks = function () {	for (var i = 0; i < this.rooms.length; i++) {	var room = this.rooms[i];	var random = this.randomWithinRoom(room);	var health = new Sprite(random.x, random.y, "green", 3);	this.grid[random.y][random.x] = health;	this.drawSprite(health);	}
};
Game.prototype.generatePlayer = function () {	var room = this.randomRoom();	var random = this.randomWithinRoom(room);	var player = new Player(random.x, random.y, "blue", 4, 100, 8, 1);	this.grid[random.y][random.x] = player;	this.player = player;	this.drawSprite(player);
};
Game.prototype.generateWeapon = function () {	var room = this.randomRoom();	var random = this.randomWithinRoom(room);	var weapon = new Sprite(random.x, random.y, "orange", 5);	this.grid[random.y][random.x] = weapon;	this.drawSprite(weapon);
};
Game.prototype.generatePortal = function () {	var room = this.randomRoom();	var random = this.randomWithinRoom(room);	var portal = new Sprite(random.x, random.y, "purple", 6);	this.grid[random.y][random.x] = portal;	this.drawSprite(portal);
};
Game.prototype.generateBoss = function () {	var room = this.randomRoom();	var random = this.randomWithinRoom(room);	var boss = new Monster(random.x, random.y, "black", 7, 300);	this.grid[random.y][random.x] = boss;	this.drawSprite(boss);
};
Game.prototype.setDungeon = function () {	var el = document.getElementsByClassName("dungeon-lvl")[0];	this.dungeon++;	el.innerHTML = this.dungeon;
};
Game.prototype.newDungeon = function () {	this.ctx.clearRect(0, 0, this.canvas.canvas.width, this.canvas.canvas.height);	this.grid = [];	this.rooms = [];	this.setDungeon();	this.generateGrid();	this.generateRooms(8, 12, 10);	this.drawRooms();	this.generateMonsters();	this.generateHealthPacks();	this.generateWeapon();	if (this.dungeon < 3) {	this.generatePortal();	}	if (this.dungeon === 3) {	this.generateBoss();	}	if (this.dungeon === 1) {	this.generatePlayer();	} else {	this.randomSpotForPlayer();	}	this.generateDarkness();	if (this.dungeon > 0) this.drawSprite(this.player);
};
Game.prototype.randomSpotForPlayer = function () {	var room = this.randomRoom();	var random = this.randomWithinRoom(room);	this.player.x = random.x;	this.player.y = random.y;	this.drawSprite(this.player);
};
Game.prototype.clearPlayer = function () {	this.ctx.fillStyle = "#FAFAFA";	this.ctx.fillRect(this.player.x * this.COL_WIDTH, this.player.y * this.COL_HEIGHT, this.COL_WIDTH, this.COL_HEIGHT);	var floor = new Sprite(this.player.x, this.player.y, "#FAFAFA", 1);	this.grid[this.player.y][this.player.x] = floor;
};
Game.prototype.checkHealth = function (monster) {	if (this.player.health <= 0) {	return - 1;	} else if (monster.health <= 0) {	return 1;	} else {	return 0;	}
};
Game.prototype.whatWpn = function () {	var wpn = {};	if (this.dungeon === 1) {	wpn.name = "Pocket-Knife";	wpn.atk = 2;	} else if (this.dungeon === 2) {	wpn.name = "Cutlass";	wpn.atk = 4;	} else if (this.dungeon === 3) {	wpn.name = "Thunderfury";	wpn.atk = 10;	}	return wpn;
};
Game.prototype.handleCombat = function (monster) {	var playerDmg = this.helpers.random(5, this.player.attack + 5);	var monsterDmg = this.helpers.random(4, this.dungeon + 4);	monster.health -= playerDmg;	this.player.setHealth(-monsterDmg);	var check = this.checkHealth(monster);	if (check === 1) {	this.player.setExp(20);	return true;	} else if (check === -1) {	humane.log("Game over. You have died.");	this.dungeon = 0;	this.newDungeon();	} else {	return false;	}
};
Game.prototype.handleMovement = function (vector) {	var sprite = this.grid[vector.y][vector.x];	if (sprite.type === 1) {	return true;	} else if (sprite.type === 2 || sprite.type === 7) {	var status = this.handleCombat(sprite);	if (sprite.type === 7 && status) humane.log("A winner is you!");	return status;	} else if (sprite.type === 3) {	this.player.setHealth(20);	return true;	} else if (sprite.type === 5) {	var wpn = this.whatWpn();	this.player.setWpn(wpn.name, wpn.atk);	humane.log("You have picked up a new weapon.");	return true;	} else if (sprite.type === 6) {	this.newDungeon();	humane.log("You have entered dungeon " + this.dungeon + ".");	}
};
Game.prototype.shouldBeVisible = function (x, y) {	if (y >= this.player.y - 5 && y <= this.player.y + 5 && x >= this.player.x - 5 && x <= this.player.x + 5) {	return true;	}	return false;
};
Game.prototype.generateDarkness = function () {	for (var y = 0; y < this.ROWS; y++) {	for (var x = 0; x < this.COLS; x++) {	if (!this.shouldBeVisible(x, y)) {	this.ctx.fillStyle = "#000";	this.ctx.fillRect(x * this.COL_WIDTH, y * this.COL_HEIGHT, this.COL_WIDTH, this.COL_HEIGHT);	} else {	var sprite = this.grid[y][x];	this.drawSprite(sprite);	}	}	}
};
Game.prototype.addListeners = function () {	window.addEventListener("keydown", function (e) {	if ([37,38,39,40].indexOf(e.which) > -1) {	e.preventDefault();	}	var vector = {};	if (e.which === 38) {	vector.x = this.player.x;	vector.y = this.player.y - 1;	} else if (e.which === 40) {	vector.x = this.player.x;	vector.y = this.player.y + 1;	} else if (e.which === 37) {	vector.x = this.player.x - 1;	vector.y = this.player.y;	} else if (e.which === 39) {	vector.x = this.player.x + 1;	vector.y = this.player.y;	}	if (this.handleMovement(vector)) {	this.clearPlayer();	this.player.move(vector.x, vector.y);	this.generateDarkness();	this.drawSprite(this.player);	}	}.bind(this));
};
var game = new Game(50, 90, 12, 12);
game.setDungeon();
game.generateGrid();
game.generateRooms(8, 12, 10);
game.drawRooms();
game.generateMonsters();
game.generateHealthPacks();
game.generatePlayer();
game.generateWeapon();
game.generatePortal();
game.addListeners();
game.generateDarkness();
humane.log("Defeat the boss in dungeon 3");
Dungeon Crawler - Script Codes
Dungeon Crawler - Script Codes
Home Page Home
Developer Mihkel
Username Krokodill
Uploaded December 08, 2022
Rating 3
Size 5,057 Kb
Views 10,120
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Mihkel (Krokodill) Script Codes
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