svg+js实现与AI下国际象棋游戏代码
代码语言：html
所属分类：游戏
代码描述：svg+js实现与AI下国际象棋游戏代码
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html>
<html lang="en" >
<head>
<meta charset="UTF-8">
<style>
:root {
--border-width: calc(var(--diameter-tile) / 60);
--diameter-board: min(85vw, 85vh);
--diameter-tile: calc(1 / 8 * var(--diameter-board));
--edge-width: calc((min(100vw, 100vh) - var(--diameter-board)) * 0.3);
--color-danger: tomato;
--color-success: #1d83e0;
--color-white: #f0f0f0;
--color-black: #222;
--color-board-hue: 30;
--color-board-sat: 40%;
--color-shadow: hsl(var(--color-board-hue), var(--color-board-sat), 50%);
--color-shadow-lighter: hsl(var(--color-board-hue), var(--color-board-sat), 55%);
--transition-ease: cubic-bezier(0.25, 1, 0.5, 1);
--color-background: var(--color-black);
}
aside {
display: flex;
justify-content: space-between;
left: 0;
position: absolute;
top: calc(var(--edge-width) * -0.55);
transform: translateY(-50%);
width: 100%;
z-index: 999;
}
aside div {
align-items: center;
color: white;
display: flex;
}
aside div > * {
align-items: center;
display: flex;
}
aside div > * + * {
margin-left: calc(var(--border-width) * 2);
}
aside div h3,
aside div label {
font-size: calc(var(--edge-width) * 0.3);
height: calc(var(--edge-width) * 0.3);
line-height: 1;
margin-bottom: 0;
margin-top: 0;
text-transform: uppercase;
}
aside div label {
cursor: pointer;
}
aside div input {
left: -99999px;
position: absolute;
}
aside div input + * {
opacity: 0.5;
}
aside div input:checked + * {
font-weight: bold;
opacity: 1;
}
aside div svg {
height: calc(var(--edge-width) * 0.5);
width: auto;
}
html,
body {
height: 100%;
}
body {
background: var(--color-background);
overflow: hidden;
transition: background-color 250ms ease-in-out;
}
#view {
background: var(--color-shadow-lighter);
box-shadow: 0 0 0 calc(var(--border-width) * 3) var(--color-shadow-lighter),
0 0 0 var(--edge-width) var(--color-shadow);
height: var(--diameter-board);
margin: calc((100vh - var(--diameter-board)) * 0.5)
calc((100vw - var(--diameter-board)) * 0.5);
position: relative;
width: var(--diameter-board);
}
.board {
display: flex;
flex-direction: column-reverse;
height: 100%;
width: 100%;
}
.board .row {
display: flex;
height: var(--diameter-tile);
width: 100%;
}
.perspective-black .board .row {
flex-direction: row-reverse;
}
.perspective-black .board {
flex-direction: column;
}
.board .row .tile {
background-color: currentcolor;
border: none;
box-shadow: inset 0 0 0 var(--border-width) var(--color-shadow-lighter);
display: flex;
flex-direction: column;
height: var(--diameter-tile);
justify-content: space-between;
padding: 0;
position: relative;
transition: background-color 350ms var(--transition-ease);
width: var(--diameter-tile);
}
.perspective-black .board .row:nth-child(even) .tile:nth-child(odd),
.perspective-black .board .row:nth-child(odd) .tile:nth-child(even),
.perspective-white .board .row:nth-child(even) .tile:nth-child(even),
.perspective-white .board .row:nth-child(odd) .tile:nth-child(odd) {
color: hsl(var(--color-board-hue), var(--color-board-sat), 62%);
}
.perspective-black .board .row:nth-child(even) .tile:nth-child(even),
.perspective-black .board .row:nth-child(odd) .tile:nth-child(odd),
.perspective-white .board .row:nth-child(even) .tile:nth-child(odd),
.perspective-white .board .row:nth-child(odd) .tile:nth-child(even) {
color: hsl(var(--color-board-hue), var(--color-board-sat), 70%);
}
.board .row .tile.highlight-active {}
.board .row .tile.highlight-capture {}
.board .row .tile.highlight-move {}
.board .row .tile .move,
.board .row .tile .moves,
.board .row .tile .captures {
box-sizing: border-box;
display: flex;
flex-wrap: wrap;
height: var(--diameter-tile);
justify-content: center;
left: 0;
padding: calc(var(--diameter-tile) * 0.025);
position: absolute;
top: 0;
width: var(--diameter-tile);
z-index: 9;
}
.board .row .tile .move,
.board .row .tile .moves {
align-content: center;
align-items: center;
}
.board .row .tile .captures {
align-items: flex-start;
justify-content: space-between;
}
.board .row .tile:not(.occupied) .captures {
align-items: center;
justify-content: center;
}
.board .row .tile > div > svg {
--stroke: transparent;
box-sizing: border-box;
height: var(--di);
line-height: var(--di);
width: var(--di);
}
.board .row .tile .move svg {
--di: calc(var(--diameter-tile) / 4);
--fill: var(--color-shadow);
}
.board .row .tile .moves svg,
.board .row .tile .captures svg {
--di: calc(var(--diameter-tile) / 4);
--fill: var(--color-shadow);
opacity: 0.4;
}
.board .row .tile.occupied .captures svg { position: absolute; }
.board .row .tile.occupied .captures svg:nth-child(1) { top: 0; left: 0; }
.board .row .tile.occupied .captures svg:nth-child(2) { top: 0; right: 0; }
.board .row .tile.occupied .captures svg:nth-child(3) { bottom: calc(var(--di) * 0.1); left: 0; }
.board .row .tile.occupied .captures svg:nth-child(4) { bottom: calc(var(--di) * 0.1); right: 0; }
.board .row .tile.occupied .captures svg:nth-child(5) { top: calc(50% - var(--di) * 0.55); left: 0; }
.board .row .tile.occupied .captures svg:nth-child(6) { top: calc(50% - var(--di) * 0.55); right: 0; }
.board .row .tile.occupied .captures svg:nth-child(7) { top: 0; left: calc(50% - var(--di) * 0.5); }
.board .row .tile.occupied .captures svg:nth-child(8) { bottom: calc(var(--di) * 0.1); left: calc(50% - var(--di) * 0.5); }
.touching .board .row .tile .moves,
.touching .board .row .tile .captures,
.turn-black .board .row .tile .moves .white,
.turn-black .board .row .tile .captures .white,
.turn-white .board .row .tile .moves .black,
.turn-white .board .row .tile .captures .black {
display: none;
}
.board .row .tile[class*="highlight-"] .moves,
.board .row .tile[class*="highlight-"] .captures {
display: none;
}
button:focus {
outline: none;
position: relative;
z-index: 9;
}
svg {
--fill: var(--color-black);
--stroke: var(--color-shadow);
fill: var(--fill);
}
svg.white { --fill: var(--color-white); }
svg.black { --fill: var(--color-black); }
.pieces {
display: block;
height: var(--diameter-board);
left: 0;
pointer-events: none;
position: absolute;
top: 0;
width: var(--diameter-board);
z-index: 99;
}
.pieces .piece.white {
--pos-row: -1;
}
.pieces .piece.black {
--pos-row: 8;
}
.pieces .piece {
--pos-col: 3.5;
--scale: 0;
--transition-delay: 0ms;
--transition-duration: 200ms;
bottom: 0;
display: block;
height: var(--diameter-tile);
position: absolute;
left: 0;
transform: translate(
calc(var(--pos-col) * 100%),
calc(var(--pos-row) * -100%)
)
translateZ(0);
transform-origin: 50% 50%;
transition: all var(--transition-duration) var(--transition-ease)
var(--transition-delay);
width: var(--diameter-tile);
}
.perspective-black .pieces .piece {
transform: translate(
calc((7 - var(--pos-col)) * 100%),
calc((7 - var(--pos-row)) * -100%)
)
translateZ(0);
}
.pieces .piece svg {
display: block;
left: 50%;
opacity: 1;
position: absolute;
top: 50%;
transform: translate(-50%, -50%) translateZ(0) scale(var(--scale));
transform-origin: 50% 50%;
transition: transform var(--transition-duration) var(--transition-ease),
fill var(--transition-duration) var(--transition-ease),
opacity var(--transition-duration) var(--transition-ease);
}
.turn-white .pieces .piece:not(.highlight-capture) svg.black,
.turn-black .pieces .piece:not(.highlight-capture) svg.white,
.turn-black .pieces .piece:not(.can-move):not(.can-capture) svg.black,
.turn-white .pieces .piece:not(.can-move):not(.can-capture) svg.white {
--stroke: transparent;
opacity: 0.8;
}
@-webkit-keyframes wobble {
0%, 50%, 100% { transform: translate(-50%, -50%) translateZ(0) scale(1) rotate(0deg); }
25% { transform: translate(-50%, -50%) translateZ(0) scale(1.1) rotate(-2deg); }
75% { transform: translate(-50%, -50%) translateZ(0) scale(1.1) rotate(2deg); }
}
@keyframes wobble {
0%, 50%, 100% { transform: translate(-50%, -50%) translateZ(0) scale(1) rotate(0deg); }
25% { transform: translate(-50%, -50%) translateZ(0) scale(1.1) rotate(-2deg); }
75% { transform: translate(-50%, -50%) translateZ(0) scale(1.1) rotate(2deg); }
}
.pieces .piece.highlight-active svg {
-webkit-animation: wobble 500ms linear infinite;
animation: wobble 500ms linear infinite;
--stroke: var(--color-success);
}
.pieces .piece.highlight-capture svg {
--stroke: var(--color-danger);
}
.piece svg {
--svg-di: calc(var(--diameter-tile) * 0.666);
display: block;
font-weight: bold;
height: var(--svg-di);
left: 50%;
line-height: var(--svg-di);
position: absolute;
stroke-linejoin: round;
text-align: center;
top: 50%;
transform: translate(-50%, -50%);
width: var(--svg-di);
}
</style>
</head>
<body >
<section id="view">
<aside>
<div>
<h3 title="Autoplay">Auto</h3>
<label for="white-random"><input type="checkbox" id="white-random" /><svg width="170" height="170" viewBox="0 0 170 170" fill="none" xmlns="http://www.w3.org/2000/svg" class="white"><use href="#king" /></svg></label>
<label for="black-random"><input type="checkbox" id="black-random" checked /><svg width="170" height="170" viewBox="0 0 170 170" fill="none" xmlns="http://www.w3.org/2000/svg" class="black"><use href="#king" /></svg></label>
</div>
<div>
<h3 title="Actions per Second">APS</h3>
<label for="speed-slow"><input type="radio" name="speed" id="speed-slow" /><span>1</span></label>
<label for="speed-medium"><input type="radio" name="speed" id="speed-medium" checked /><span>2</span></label>
<label for="speed-fast"><input type="radio" name="speed" id="speed-fast" /><span>4</span></label>
<label for="speed-asap"><input type="radio" name="speed" id="speed-asap" /><span>20</span></label>
</div>
<div>
<h3 title="Point of View">POV</h3>
<label for="white-perspective"><input type="radio" name="perspective" id="white-perspective" checked /><svg width="170" height="170" viewBox="0 0 170 170" fill="none" xmlns="http://www.w3.org/2000/svg" class="white"><use href="#king" /></svg></label>
<label for="black-perspective"><input type="radio" name="perspective" id="black-perspective" /><svg width="170" height="170" viewBox="0 0 170 170" fill="none" xmlns="http://www.w3.org/2000/svg" class="black"><use href="#king" /></svg></label>
</div>
</aside>
<div id="board"></div>
</section>
<svg aria-hidden style="display: none;" width="170" height="170" viewBox="0 0 170 170" fill="none" xmlns="http://www.w3.org/2000/svg">
<g id="pawn">
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<script >
"use strict";
console.clear();
let PIECE_DIR_CALC = 0;
class Utils {
static colToInt(col) {
return Board.COLS.indexOf(col);
}
static rowToInt(row) {
return Board.ROWS.indexOf(row);
}
static intToCol(int) {
return Board.COLS[int];
}
static intToRow(int) {
return Board.ROWS[int];
}
static getPositionsFromShortCode(shortCode) {
const positions = Utils.getInitialPiecePositions();
const overrides = {};
const defaultPositionMode = shortCode.charAt(0) === "X";
if (defaultPositionMode) {
shortCode = shortCode.slice(1);
}
shortCode.split(",").forEach((string) => {
const promoted = string.charAt(0) === "P";
if (promoted) {
string = string.slice(1);
}
if (defaultPositionMode) {
const inactive = string.length === 3;
const id = string.slice(0, 2);
const col = inactive ? undefined : string.charAt(2);
const row = inactive ? undefined : string.charAt(3);
const moves = string.charAt(4) || "1";
overrides[id] = {
col,
row,
active: !inactive,
_moves: parseInt(moves),
_promoted: promoted,
};
}
else {
const moved = string.length >= 4;
const id = string.slice(0, 2);
const col = string.charAt(moved ? 2 : 0);
const row = string.charAt(moved ? 3 : 1);
const moves = string.charAt(4) || moved ? "1" : "0";
overrides[id] = { col, row, active: true, _moves: parseInt(moves), _promoted: promoted };
}
});
for (let id in positions) {
if (overrides[id]) {
positions[id] = overrides[id];
}
else {
positions[id] = defaultPositionMode ? positions[id] : { active: false };
}
}
return positions;
}
static getInitialBoardPieces(parent, pieces) {
const boardPieces = {};
const container = document.createElement("div");
container.className = "pieces";
parent.appendChild(container);
for (let pieceId in pieces) {
const boardPiece = document.createElement("div");
boardPiece.className = `piece ${pieces[pieceId].data.player.toLowerCase()}`;
boardPiece.innerHTML = pieces[pieceId].shape();
container.appendChild(boardPiece);
boardPieces[pieceId] = boardPiece;
}
return boardPieces;
}
static getInitialBoardTiles(parent, handler) {
const tiles = { 1: {}, 2: {}, 3: {}, 4: {}, 5: {}, 6: {}, 7: {}, 8: {} };
const board = document.createElement("div");
board.className = "board";
parent.appendChild(board);
for (let i = 0; i < 8; i++) {
const row = document.createElement("div");
row.className = "row";
board.appendChild(row);
for (let j = 0; j < 8; j++) {
const tile = document.createElement("button");
tile.className = "tile";
const r = Utils.intToRow(i);
const c = Utils.intToCol(j);
tile.addEventListener("click", () => handler({ row: r, col: c }));
row.appendChild(tile);
tiles[r][c] = tile;
}
}
return tiles;
}
static getInitialBoardState(construct = () => undefined) {
const blankRow = () => ({
A: construct(),
B: construct(),
C: construct(),
D: construct(),
E: construct(),
F: construct(),
G: construct(),
H: construct(),
});
return {
1: Object.assign({}, blankRow()),
2: Object.assign({}, blankRow()),
3: Object.assign({}, blankRow()),
4: Object.assign({}, blankRow()),
5: Object.assign({}, blankRow()),
6: Object.assign({}, blankRow()),
7: Object.assign({}, blankRow()),
8: Object.assign({}, blankRow()),
};
}
static getInitialPiecePositions() {
return {
A8: { active: true, row: "8", col: "A" },
B8: { active: true, row: "8", col: "B" },
C8: { active: true, row: "8", col: "C" },
D8: { active: true, row: "8", col: "D" },
E8: { active: true, row: "8", col: "E" },
F8: { active: true, row: "8", col: "F" },
G8: { active: true, row: "8", col: "G" },
H8: { active: true, row: "8", col: "H" },
A7: { active: true, row: "7", col: "A" },
B7: { active: true, row: "7", col: "B" },
C7: { active: true, row: "7", col: "C" },
D7: { active: true, row: "7", col: "D" },
E7: { active: true, row: "7", col: "E" },
F7: { active: true, row: "7", col: "F" },
G7: { active: true, row: "7", col: "G" },
H7: { active: true, row: "7", col: "H" },
A2: { active: true, row: "2", col: "A" },
B2: { active: true, row: "2", col: "B" },
C2: { active: true, row: "2", col: "C" },
D2: { active: true, row: "2", col: "D" },
E2: { active: true, row: "2", col: "E" },
F2: { active: true, row: "2", col: "F" },
G2: { active: true, row: "2", col: "G" },
H2: { active: true, row: "2", col: "H" },
A1: { active: true, row: "1", col: "A" },
B1: { active: true, row: "1", col: "B" },
C1: { active: true, row: "1", col: "C" },
D1: { active: true, row: "1", col: "D" },
E1: { active: true, row: "1", col: "E" },
F1: { active: true, row: "1", col: "F" },
G1: { active: true, row: "1", col: "G" },
H1: { active: true, row: "1", col: "H" },
};
}
static getInitialPieces() {
return {
A8: new Piece({ id: "A8", player: "BLACK", type: "ROOK" }),
B8: new Piece({ id: "B8", player: "BLACK", type: "KNIGHT" }),
C8: new Piece({ id: "C8", player: "BLACK", type: "BISHOP" }),
D8: new Piece({ id: "D8", player: "BLACK", type: "QUEEN" }),
E8: new Piece({ id: "E8", player: "BLACK", type: "KING" }),
F8: new Piece({ id: "F8", player: "BLACK", type: "BISHOP" }),
G8: new Piece({ id: "G8", player: "BLACK", type: "KNIGHT" }),
H8: new Piece({ id: "H8", pl.........完整代码请登录后点击上方下载按钮下载查看
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