Figg
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Minesweeper
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Initial version

master
Figg 4 years ago
commit
60e764bca7
7 changed files with 447 additions and 0 deletions
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  1. 21
    0
      css/style.css
  2. 39
    0
      index.html
  3. 23
    0
      js/cell.js
  4. 8
    0
      js/game.js
  5. 106
    0
      js/grid.js
  6. 3
    0
      js/p5.min.js
  7. 247
    0
      js/sketch.js

+ 21
- 0
css/style.css View File 

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1 
+body {
2 
+	padding: 0;
3 
+	margin: 0;
4 
+}
5 
+
6 
+menu {
7 
+	padding: 0;
8 
+	margin: 5px;
9 
+}
10 
+
11 
+menuitem {
12 
+	margin-right: 10px;
13 
+}
14 
+
15 
+menuitem label::after {
16 
+	content: " :";
17 
+}
18 
+
19 
+menuitem input {
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+	max-width: 50px;
21 
+}

+ 39
- 0
index.html View File 

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+<!DOCTYPE html>
2 
+<html lang="">
3 
+
4 
+<head>
5 
+	<meta charset="utf-8">
6 
+	<meta name="viewport" content="width=device-width, initial-scale=1.0">
7 
+	<title>p5.js example</title>
8 
+	<link href="./css/style.css" rel="stylesheet">
9 
+	<script src="./js/p5.min.js"></script>
10 
+	<script src="./js/cell.js"></script>
11 
+	<script src="./js/grid.js"></script>
12 
+	<script src="./js/sketch.js"></script>
13 
+</head>
14 
+
15 
+<body>
16 
+	<menu>
17 
+		<menuitem>
18 
+			<label>Columns</label>
19 
+			<input type="number" size="5" id="columns" value="40">
20 
+		</menuitem>
21 
+		<menuitem>
22 
+			<label>Rows</label>
23 
+			<input type="number" size="5" id="rows" value="30">
24 
+		</menuitem>
25 
+		<menuitem>
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+			<label>Mines</label>
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+			<input type="number" size="5" id="mines" value="50">
28 
+		</menuitem>
29 
+		<menuitem>
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+			<label>Cell size</label>
31 
+			<input type="number" size="5" id="cellsize" value="20">
32 
+		</menuitem>
33 
+		<button type="button" onclick="newGame()">New game</button>
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+	</menu>
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+	<main oncontextmenu="return false;">
36 
+	</main>
37 
+</body>
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+
39 
+</html>

+ 23
- 0
js/cell.js View File 

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1 
+class Cell {
2 
+	constructor(x, y, m) {
3 
+		this.x = x;
4 
+		this.y = y;
5 
+		this.hasMine = m;
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+		this.revealed = false;
7 
+		this.flagged = false;
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+		this.weight = -1;
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+		this.neighbors = null;
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+	}
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+
12 
+	reveal () {
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+		if (this.flagged) return;
14 
+
15 
+		this.revealed = true;
16 
+	}
17 
+
18 
+	toggleFlag () {
19 
+		if (this.revealed) return;
20 
+
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+		this.flagged = !this.flagged;
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+	}
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+}

+ 8
- 0
js/game.js View File 

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+class Game {
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+	const GAME_STATES = {
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+		DEFEAT: 1,
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+		VICTORY: 2,
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+		ONGOING: 3,
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+		STOPPED: 4
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+	}
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+}

+ 106
- 0
js/grid.js View File 

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+class Grid {
2 
+	cols;
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+	rows;
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+	cells;
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+	nbMines;
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+	nbCells;
7 
+
8 
+	constructor (cols, rows, nbMines) {
9 
+		this.cols = cols;
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+		this.rows = rows;
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+		this.nbCells = rows * cols;
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+		this.nbMines = nbMines;
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+
14 
+		this.init();
15 
+	}
16 
+
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+	init () {
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+		var remainingMines = this.nbMines;
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+		var remainingCells = this.nbCells;
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+
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+		this.cells = new Array(this.cols);
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+		for (var i = 0; i < this.cols; i++) {
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+			this.cells[i] = new Array(this.rows);
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+			for (var j = 0; j < this.rows; j++) {
25 
+				var setMine = Math.random() < (remainingMines / remainingCells);
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+
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+				this.cells[i][j] = new Cell(i, j, setMine);
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+
29 
+				if (setMine) {remainingMines--;}
30 
+				remainingCells--;
31 
+			}
32 
+		}
33 
+	}
34 
+
35 
+	cellNeighbors(cell) {
36 
+		if (cell.neighbors != null) return cell.neighbors;
37 
+
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+		var neighbors = [];
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+		var x = cell.x;
40 
+		var y = cell.y;
41 
+
42 
+		if (x > 0 && y > 0)                     neighbors.push(this.cell(x-1, y-1));
43 
+		if (x > 0)                              neighbors.push(this.cell(x-1, y  ));
44 
+		if (x > 0 && y < this.rows-1)           neighbors.push(this.cell(x-1, y+1));
45 
+		if (y > 0)                              neighbors.push(this.cell(x  , y-1));
46 
+		if (y < this.rows-1)                    neighbors.push(this.cell(x  , y+1));
47 
+		if (x < this.cols-1 && y > 0)           neighbors.push(this.cell(x+1, y-1));
48 
+		if (x < this.cols-1)                    neighbors.push(this.cell(x+1, y  ));
49 
+		if (x < this.cols-1 && y < this.rows-1) neighbors.push(this.cell(x+1, y+1));
50 
+
51 
+		cell.neighbors = neighbors;
52 
+		return neighbors;
53 
+	}
54 
+
55 
+	computeCellWeight (cell) {
56 
+		if (cell.weight >= 0) return cell.weight;
57 
+
58 
+		var weight = 0;
59 
+		var neighbors = this.cellNeighbors(cell);
60 
+
61 
+		neighbors.forEach(neighbor => {
62 
+			if (neighbor.hasMine) weight ++;
63 
+		})
64 
+
65 
+		cell.weight = weight;
66 
+		return weight;
67 
+	}
68 
+
69 
+	revealCell (cell) {
70 
+		if (cell.flagged || cell.revealed) return 0;
71 
+		if (cell.hasMine) return -1;
72 
+
73 
+		var nbRevealed = 1
74 
+
75 
+		cell.weight = this.computeCellWeight(cell);
76 
+		cell.reveal();
77 
+
78 
+		if (cell.weight == 0) {
79 
+			var neighbors = this.cellNeighbors(cell);
80 
+			neighbors.forEach(neighbor => {
81 
+				nbRevealed += this.revealCell(neighbor);
82 
+			});
83 
+		}
84 
+
85 
+		return nbRevealed;
86 
+	}
87 
+
88 
+	cell (x, y) {
89 
+		return this.cells[x][y];
90 
+	}
91 
+
92 
+	fullReveal () {
93 
+		for (var i = 0; i < this.cols; i++) {
94 
+			for (var j = 0; j < this.rows; j++) {
95 
+				var cell = this.cell(i, j);
96 
+				grid.computeCellWeight(cell);
97 
+				cell.flagged = false;
98 
+				cell.reveal();
99 
+			}
100 
+		}
101 
+	}
102 
+
103 
+	inbounds(x, y) {
104 
+		return x >= 0 && x < this.cols && y >= 0 && y < this.rows;
105 
+	}
106 
+}

+ 3
- 0
js/p5.min.js
File diff suppressed because it is too large
View File


+ 247
- 0
js/sketch.js View File 

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1 
+var COLS;
2 
+var ROWS;
3 
+var MINES;
4 
+var W;
5 
+
6 
+const GAME_STATE = {
7 
+	DEFEAT:  1,
8 
+	VICTORY: 2,
9 
+	ONGOING: 3,
10 
+	STOPPED: 4
11 
+	}
12 
+
13 
+function setup() {
14 
+	newGame();
15 
+}
16 
+
17 
+function newGame() {
18 
+	let params = gatherMenuValues();
19 
+
20 
+	COLS = params.COLUMNS;
21 
+	ROWS = params.ROWS;
22 
+	MINES = params.MINES;
23 
+	W = params.CELLSIZE;
24 
+	console.log(COLS, ROWS, MINES);
25 
+	this.grid = new Grid(COLS, ROWS, MINES);
26 
+	this.nbCellsToWin = COLS * ROWS - MINES;
27 
+	this.gamestate = GAME_STATE.ONGOING;
28 
+
29 
+	createCanvas(COLS * W, ROWS * W);
30 
+	//resizeCanvas(COLS * W, ROWS * W);
31 
+	needUpdate = true;
32 
+}
33 
+
34 
+function mousePressed(e) {
35 
+	if (this.gamestate != GAME_STATE.ONGOING) return;
36 
+
37 
+	let cellX = floor(mouseX / W);
38 
+	let cellY = floor(mouseY / W);
39 
+
40 
+	if (!this.grid.inbounds(cellX, cellY)) return;
41 
+
42 
+	let clickedCell = this.grid.cell(cellX, cellY);
43 
+
44 
+	if (mouseButton === LEFT) {
45 
+		handleLeftClickAtCell(clickedCell);
46 
+	}
47 
+
48 
+	if (mouseButton === RIGHT) {
49 
+		clickedCell.toggleFlag();
50 
+	}
51 
+
52 
+	needUpdate = true;
53 
+	return false;
54 
+}
55 
+
56 
+function gatherMenuValues() {
57 
+	let menu_columns = parseInt(document.getElementById("columns").value);
58 
+	let menu_rows = parseInt(document.getElementById("rows").value);
59 
+	let menu_mines = parseInt(document.getElementById("mines").value);
60 
+	let menu_cellsize = parseInt(document.getElementById("cellsize").value);
61 
+
62 
+	return {
63 
+		COLUMNS: menu_columns,
64 
+		ROWS: menu_rows,
65 
+		MINES: menu_mines,
66 
+		CELLSIZE: menu_cellsize
67 
+		};
68 
+}
69 
+
70 
+function handleLeftClickAtCell(cell) {
71 
+	let nbRevealed = this.grid.revealCell(cell);
72 
+
73 
+	if (nbRevealed == -1) { // hit mine
74 
+		defeat();
75 
+		return;
76 
+	}
77 
+
78 
+	this.nbCellsToWin -= nbRevealed;
79 
+	if (this.nbCellsToWin == 0) {
80 
+		victory();
81 
+	}
82 
+}
83 
+
84 
+function victory() {
85 
+	grid.fullReveal();
86 
+	this.gamestate = GAME_STATE.VICTORY;
87 
+}
88 
+
89 
+function defeat() {
90 
+	grid.fullReveal();
91 
+	this.gamestate = GAME_STATE.DEFEAT;
92 
+}
93 
+
94 
+function displayMessage(message, color) {
95 
+	textSize(W);
96 
+	textAlign(CENTER, CENTER);
97 
+	fill(200);
98 
+	stroke(1);
99 
+	strokeWeight(2);
100 
+
101 
+	let textW = textWidth(message);
102 
+	let textH = textAscent(message);
103 
+	let padding = 10;
104 
+
105 
+	rect (
106 
+		width / 2 - padding,
107 
+		height / 2 - textH / 2 - padding,
108 
+		2 * padding + textW,
109 
+		2 * padding + textH
110 
+		);
111 
+
112 
+	noFill();
113 
+	noStroke();
114 
+	fill(color);
115 
+	text(message, width / 2 + textW / 2, height / 2);
116 
+}
117 
+
118 
+function displayVictoryMessage() {
119 
+	displayMessage('Victory !', 'green');
120 
+}
121 
+
122 
+function displayDefeatMessage() {
123 
+	displayMessage('Perdu !', 'red');
124 
+}
125 
+
126 
+var needUpdate = true; // optimization trick
127 
+function draw() {
128 
+	if (!needUpdate) return;
129 
+	background(0);
130 
+
131 
+	drawGrid();
132 
+
133 
+	if (this.gamestate == GAME_STATE.DEFEAT) displayDefeatMessage();
134 
+	if (this.gamestate == GAME_STATE.VICTORY) displayVictoryMessage();
135 
+	needUpdate = false;
136 
+}
137 
+
138 
+function drawGrid() {
139 
+	for (let i = 0; i < COLS; i++) {
140 
+		for (let j = 0; j < ROWS; j++) {
141 
+			drawCell(this.grid.cell(i, j));
142 
+		}
143 
+	}
144 
+}
145 
+
146 
+function drawCell(cell) {
147 
+	if (cell.revealed) {
148 
+		drawRevealedCell(cell)
149 
+	} else {
150 
+		drawHiddenCell(cell);
151 
+	}
152 
+}
153 
+
154 
+function drawRevealedCell(cell) {
155 
+	let drawX = cell.x * W;
156 
+	let drawY = cell.y * W;
157 
+
158 
+	fill(255);
159 
+	strokeWeight(0);
160 
+
161 
+	rect (drawX, drawY, W, W);
162 
+
163 
+	if (cell.hasMine) {
164 
+		drawMine(drawX, drawY, W);
165 
+	}
166 
+
167 
+	if (cell.weight > 0) {
168 
+		drawCellMinesNumber(cell);
169 
+	}
170 
+}
171 
+
172 
+function drawCellMinesNumber(cell) {
173 
+	let drawX = cell.x * W;
174 
+	let drawY = cell.y * W;
175 
+
176 
+	textAlign(CENTER, CENTER);
177 
+	textSize(W / 2);
178 
+	fill(0);
179 
+
180 
+	text (cell.weight, drawX, drawY, W, W);
181 
+}
182 
+
183 
+function drawHiddenCell(cell) {
184 
+	let drawX = cell.x * W;
185 
+	let drawY = cell.y * W;
186 
+
187 
+	stroke(0);
188 
+	strokeWeight(1);
189 
+	fill(155);
190 
+
191 
+	rect (drawX, drawY, W, W);
192 
+
193 
+	if (cell.flagged) {
194 
+		drawFlag(drawX, drawY, W);
195 
+	}
196 
+}
197 
+
198 
+function drawFlag(x, y, w) {
199 
+	stroke(0);
200 
+	strokeWeight(1);
201 
+
202 
+	line (
203 
+		x + w * 0.3,
204 
+		y + w * 0.2,
205 
+		x + w * 0.3,
206 
+		y + w * 0.8,
207 
+	);
208 
+
209 
+	fill('red');
210 
+	triangle(
211 
+		x + w * 0.3,
212 
+		y + w * 0.2,
213 
+		x + w * 0.7,
214 
+		y + w * 0.35,
215 
+		x + w * 0.3,
216 
+		y + w * 0.5
217 
+	);
218 
+}
219 
+
220 
+let sin60 = Math.sin(Math.PI / 3); // optimization
221 
+function drawMine(x, y, w) {
222 
+	let r = w * 0.4;
223 
+
224 
+	stroke(0);
225 
+	strokeWeight(1);
226 
+	fill(0);
227 
+
228 
+	circle (
229 
+		r * 1.2 + x,
230 
+		r * 1.2 + y,
231 
+		r * 1.4
232 
+	);
233 
+
234 
+	triangle(
235 
+		r * 1.7 + x, r * (sin60 + 1.2) + y,
236 
+		r * 1.7 + x, r * (1.2 - sin60) + y,
237 
+		r * 0.2 + x, r * 1.2 + y
238 
+	);
239 
+
240 
+	triangle (
241 
+		r * 0.7 + x, r * (sin60 + 1.2) + y,
242 
+		r * 0.7 + x, r * (1.2 - sin60) + y,
243 
+		r * 2.2 + x, r * 1.2 + y
244 
+	);
245 
+
246 
+
247 
+}

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