Commit | Line | Data |
---|---|---|
24340cae | 1 | <script> |
e2732923 BA |
2 | import { getSquareId, getSquareFromId } from "@/utils/squareId"; |
3 | import { ArrayFun } from "@/utils/array"; | |
dfeb96ea | 4 | import { store } from "@/store"; |
cf2343ce BA |
5 | export default { |
6 | name: 'my-board', | |
7 | // Last move cannot be guessed from here, and is required to highlight squares | |
8 | // vr: object to check moves, print board... | |
93d1d7a7 | 9 | // userColor is left undefined for an external observer |
f51c37cf | 10 | props: ["vr","lastMove","analyze","incheck","orientation","userColor","vname"], |
cf2343ce BA |
11 | data: function () { |
12 | return { | |
cf2343ce BA |
13 | possibleMoves: [], //filled after each valid click/dragstart |
14 | choices: [], //promotion pieces, or checkered captures... (as moves) | |
15 | selectedPiece: null, //moving piece (or clicked piece) | |
cf2343ce | 16 | start: {}, //pixels coordinates + id of starting square (click or drag) |
dfeb96ea | 17 | settings: store.state.settings, |
cf2343ce BA |
18 | }; |
19 | }, | |
20 | render(h) { | |
21 | if (!this.vr) | |
7b3cf1b7 BA |
22 | { |
23 | // Return empty div of class 'game' to avoid error when setting size | |
24 | return h("div", | |
25 | { | |
26 | "class": { | |
27 | "game": true, | |
28 | }, | |
29 | }); | |
30 | } | |
cf2343ce BA |
31 | const [sizeX,sizeY] = [V.size.x,V.size.y]; |
32 | // Precompute hints squares to facilitate rendering | |
e2732923 | 33 | let hintSquares = ArrayFun.init(sizeX, sizeY, false); |
cf2343ce BA |
34 | this.possibleMoves.forEach(m => { hintSquares[m.end.x][m.end.y] = true; }); |
35 | // Also precompute in-check squares | |
e2732923 | 36 | let incheckSq = ArrayFun.init(sizeX, sizeY, false); |
cf2343ce | 37 | this.incheck.forEach(sq => { incheckSq[sq[0]][sq[1]] = true; }); |
06e79b07 | 38 | |
7b3cf1b7 BA |
39 | let boardElt = document.querySelector(".game"); |
40 | const squareWidth = (!!boardElt | |
41 | ? boardElt.offsetWidth / sizeY | |
06e79b07 | 42 | : 40); //arbitrary value (not relevant) |
168a5e4c BA |
43 | const offset = (!!boardElt |
44 | ? [boardElt.offsetTop, boardElt.offsetLeft] | |
45 | : [0, 0]); | |
cf2343ce BA |
46 | const choices = h( |
47 | 'div', | |
48 | { | |
49 | attrs: { "id": "choices" }, | |
50 | 'class': { 'row': true }, | |
51 | style: { | |
93d1d7a7 | 52 | "display": (this.choices.length > 0 ? "block" : "none"), |
168a5e4c BA |
53 | "top": (offset[0] + (sizeY/2)*squareWidth-squareWidth/2) + "px", |
54 | "left": (offset[1] + squareWidth*(sizeY - this.choices.length)/2) + "px", | |
cf2343ce BA |
55 | "width": (this.choices.length * squareWidth) + "px", |
56 | "height": squareWidth + "px", | |
57 | }, | |
58 | }, | |
59 | this.choices.map(m => { //a "choice" is a move | |
60 | return h('div', | |
61 | { | |
62 | 'class': { | |
63 | 'board': true, | |
64 | ['board'+sizeY]: true, | |
65 | }, | |
66 | style: { | |
67 | 'width': (100/this.choices.length) + "%", | |
68 | 'padding-bottom': (100/this.choices.length) + "%", | |
69 | }, | |
70 | }, | |
71 | [h('img', | |
72 | { | |
73 | attrs: { "src": '/images/pieces/' + | |
74 | V.getPpath(m.appear[0].c+m.appear[0].p) + '.svg' }, | |
75 | 'class': { 'choice-piece': true }, | |
76 | on: { | |
77 | "click": e => { this.play(m); this.choices=[]; }, | |
cf2343ce BA |
78 | }, |
79 | }) | |
80 | ] | |
81 | ); | |
82 | }) | |
83 | ); | |
84 | // Create board element (+ reserves if needed by variant or mode) | |
85 | const lm = this.lastMove; | |
dfeb96ea | 86 | const showLight = this.settings.highlight && this.vname != "Dark"; |
cf2343ce BA |
87 | const gameDiv = h( |
88 | 'div', | |
89 | { | |
90 | 'class': { | |
91 | 'game': true, | |
92 | 'clearer': true, | |
93 | }, | |
94 | }, | |
95 | [...Array(sizeX).keys()].map(i => { | |
96 | let ci = (this.orientation=='w' ? i : sizeX-i-1); | |
97 | return h( | |
98 | 'div', | |
99 | { | |
100 | 'class': { | |
101 | 'row': true, | |
102 | }, | |
103 | style: { 'opacity': this.choices.length>0?"0.5":"1" }, | |
104 | }, | |
105 | [...Array(sizeY).keys()].map(j => { | |
106 | let cj = (this.orientation=='w' ? j : sizeY-j-1); | |
107 | let elems = []; | |
e2732923 | 108 | if (this.vr.board[ci][cj] != V.EMPTY && (this.vname!="Dark" |
93d1d7a7 BA |
109 | || this.analyze || (!!this.userColor |
110 | && this.vr.enlightened[this.userColor][ci][cj]))) | |
cf2343ce BA |
111 | { |
112 | elems.push( | |
113 | h( | |
114 | 'img', | |
115 | { | |
116 | 'class': { | |
117 | 'piece': true, | |
118 | 'ghost': !!this.selectedPiece | |
119 | && this.selectedPiece.parentNode.id == "sq-"+ci+"-"+cj, | |
120 | }, | |
121 | attrs: { | |
50aed5a1 BA |
122 | src: "/images/pieces/" + |
123 | V.getPpath(this.vr.board[ci][cj]) + ".svg", | |
cf2343ce BA |
124 | }, |
125 | } | |
126 | ) | |
127 | ); | |
128 | } | |
dfeb96ea | 129 | if (this.settings.hints && hintSquares[ci][cj]) |
cf2343ce BA |
130 | { |
131 | elems.push( | |
132 | h( | |
133 | 'img', | |
134 | { | |
135 | 'class': { | |
136 | 'mark-square': true, | |
137 | }, | |
138 | attrs: { | |
139 | src: "/images/mark.svg", | |
140 | }, | |
141 | } | |
142 | ) | |
143 | ); | |
144 | } | |
145 | return h( | |
146 | 'div', | |
147 | { | |
148 | 'class': { | |
149 | 'board': true, | |
150 | ['board'+sizeY]: true, | |
151 | 'light-square': (i+j)%2==0, | |
152 | 'dark-square': (i+j)%2==1, | |
dfeb96ea | 153 | [this.settings.bcolor]: true, |
93d1d7a7 BA |
154 | 'in-shadow': this.vname=="Dark" && !this.analyze |
155 | && (!this.userColor | |
156 | || !this.vr.enlightened[this.userColor][ci][cj]), | |
cf2343ce BA |
157 | 'highlight': showLight && !!lm && lm.end.x == ci && lm.end.y == cj, |
158 | 'incheck': showLight && incheckSq[ci][cj], | |
159 | }, | |
160 | attrs: { | |
161 | id: getSquareId({x:ci,y:cj}), | |
162 | }, | |
163 | }, | |
164 | elems | |
165 | ); | |
166 | }) | |
167 | ); | |
24340cae | 168 | }) |
cf2343ce | 169 | ); |
d4036efe | 170 | const playingColor = this.userColor || "w"; //default for an observer |
cf2343ce BA |
171 | let elementArray = [choices, gameDiv]; |
172 | if (!!this.vr.reserve) | |
173 | { | |
93d1d7a7 | 174 | const shiftIdx = (playingColor=="w" ? 0 : 1); |
cf2343ce BA |
175 | let myReservePiecesArray = []; |
176 | for (let i=0; i<V.RESERVE_PIECES.length; i++) | |
177 | { | |
178 | myReservePiecesArray.push(h('div', | |
179 | { | |
180 | 'class': {'board':true, ['board'+sizeY]:true}, | |
181 | attrs: { id: getSquareId({x:sizeX+shiftIdx,y:i}) } | |
182 | }, | |
183 | [ | |
184 | h('img', | |
185 | { | |
186 | 'class': {"piece":true, "reserve":true}, | |
187 | attrs: { | |
188 | "src": "/images/pieces/" + | |
93d1d7a7 | 189 | this.vr.getReservePpath(playingColor,i) + ".svg", |
cf2343ce BA |
190 | } |
191 | }), | |
192 | h('sup', | |
193 | {"class": { "reserve-count": true } }, | |
93d1d7a7 | 194 | [ this.vr.reserve[playingColor][V.RESERVE_PIECES[i]] ] |
cf2343ce BA |
195 | ) |
196 | ])); | |
197 | } | |
198 | let oppReservePiecesArray = []; | |
93d1d7a7 | 199 | const oppCol = V.GetOppCol(playingColor); |
cf2343ce BA |
200 | for (let i=0; i<V.RESERVE_PIECES.length; i++) |
201 | { | |
202 | oppReservePiecesArray.push(h('div', | |
203 | { | |
204 | 'class': {'board':true, ['board'+sizeY]:true}, | |
205 | attrs: { id: getSquareId({x:sizeX+(1-shiftIdx),y:i}) } | |
206 | }, | |
207 | [ | |
208 | h('img', | |
209 | { | |
210 | 'class': {"piece":true, "reserve":true}, | |
211 | attrs: { | |
212 | "src": "/images/pieces/" + | |
213 | this.vr.getReservePpath(oppCol,i) + ".svg", | |
214 | } | |
215 | }), | |
216 | h('sup', | |
217 | {"class": { "reserve-count": true } }, | |
218 | [ this.vr.reserve[oppCol][V.RESERVE_PIECES[i]] ] | |
219 | ) | |
220 | ])); | |
221 | } | |
222 | let reserves = h('div', | |
223 | { | |
224 | 'class':{ | |
225 | 'game': true, | |
226 | "reserve-div": true, | |
227 | }, | |
228 | }, | |
229 | [ | |
230 | h('div', | |
231 | { | |
232 | 'class': { | |
233 | 'row': true, | |
234 | "reserve-row-1": true, | |
235 | }, | |
236 | }, | |
237 | myReservePiecesArray | |
238 | ), | |
239 | h('div', | |
240 | { 'class': { 'row': true }}, | |
241 | oppReservePiecesArray | |
242 | ) | |
243 | ] | |
244 | ); | |
245 | elementArray.push(reserves); | |
246 | } | |
247 | return h( | |
248 | 'div', | |
249 | { | |
cf2343ce BA |
250 | // NOTE: click = mousedown + mouseup |
251 | on: { | |
65495c17 BA |
252 | mousedown: this.mousedown, |
253 | mousemove: this.mousemove, | |
254 | mouseup: this.mouseup, | |
255 | // touchstart: this.mousedown, | |
8e44d3a3 | 256 | touchmove: this.mousemove, |
65495c17 | 257 | // touchend: this.mouseup, |
cf2343ce BA |
258 | }, |
259 | }, | |
260 | elementArray | |
261 | ); | |
262 | }, | |
263 | methods: { | |
264 | mousedown: function(e) { | |
265 | e = e || window.event; | |
266 | let ingame = false; | |
267 | let elem = e.target; | |
268 | while (!ingame && elem !== null) | |
269 | { | |
270 | if (elem.classList.contains("game")) | |
271 | { | |
272 | ingame = true; | |
273 | break; | |
274 | } | |
275 | elem = elem.parentElement; | |
276 | } | |
277 | if (!ingame) //let default behavior (click on button...) | |
278 | return; | |
279 | e.preventDefault(); //disable native drag & drop | |
280 | if (!this.selectedPiece && e.target.classList.contains("piece")) | |
281 | { | |
83c6c2c9 | 282 | let parent = e.target.parentNode; |
cf2343ce | 283 | // Next few lines to center the piece on mouse cursor |
83c6c2c9 | 284 | let rect = parent.getBoundingClientRect(); |
cf2343ce BA |
285 | this.start = { |
286 | x: rect.x + rect.width/2, | |
287 | y: rect.y + rect.width/2, | |
83c6c2c9 | 288 | id: parent.id |
cf2343ce BA |
289 | }; |
290 | this.selectedPiece = e.target.cloneNode(); | |
bd76b456 BA |
291 | let spStyle = this.selectedPiece.style |
292 | spStyle.position = "absolute"; | |
293 | spStyle.top = 0; | |
294 | spStyle.display = "inline-block"; | |
295 | spStyle.zIndex = 3000; | |
83c6c2c9 | 296 | const startSquare = getSquareFromId(parent.id); |
cf2343ce | 297 | this.possibleMoves = []; |
93d1d7a7 | 298 | const color = (this.analyze ? this.vr.turn : this.userColor); |
cf2343ce BA |
299 | if (this.vr.canIplay(color,startSquare)) |
300 | this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare); | |
301 | // Next line add moving piece just after current image | |
302 | // (required for Crazyhouse reserve) | |
83c6c2c9 | 303 | parent.insertBefore(this.selectedPiece, e.target.nextSibling); |
cf2343ce BA |
304 | } |
305 | }, | |
306 | mousemove: function(e) { | |
307 | if (!this.selectedPiece) | |
308 | return; | |
309 | e = e || window.event; | |
310 | // If there is an active element, move it around | |
311 | if (!!this.selectedPiece) | |
312 | { | |
313 | const [offsetX,offsetY] = !!e.clientX | |
314 | ? [e.clientX,e.clientY] //desktop browser | |
315 | : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; //smartphone | |
316 | this.selectedPiece.style.left = (offsetX-this.start.x) + "px"; | |
317 | this.selectedPiece.style.top = (offsetY-this.start.y) + "px"; | |
318 | } | |
319 | }, | |
320 | mouseup: function(e) { | |
321 | if (!this.selectedPiece) | |
322 | return; | |
323 | e = e || window.event; | |
cf2343ce BA |
324 | this.selectedPiece.style.zIndex = -3000; //HACK to find square from final coords |
325 | const [offsetX,offsetY] = !!e.clientX | |
326 | ? [e.clientX,e.clientY] | |
327 | : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; | |
328 | let landing = document.elementFromPoint(offsetX, offsetY); | |
329 | this.selectedPiece.style.zIndex = 3000; | |
330 | // Next condition: classList.contains(piece) fails because of marks | |
331 | while (landing.tagName == "IMG") | |
332 | landing = landing.parentNode; | |
333 | if (this.start.id == landing.id) | |
334 | { | |
335 | // A click: selectedPiece and possibleMoves are already filled | |
336 | return; | |
337 | } | |
bd76b456 | 338 | // OK: process move attempt, landing is a square node |
cf2343ce BA |
339 | let endSquare = getSquareFromId(landing.id); |
340 | let moves = this.findMatchingMoves(endSquare); | |
341 | this.possibleMoves = []; | |
342 | if (moves.length > 1) | |
343 | this.choices = moves; | |
344 | else if (moves.length==1) | |
345 | this.play(moves[0]); | |
346 | // Else: impossible move | |
347 | this.selectedPiece.parentNode.removeChild(this.selectedPiece); | |
348 | delete this.selectedPiece; | |
349 | this.selectedPiece = null; | |
350 | }, | |
351 | findMatchingMoves: function(endSquare) { | |
352 | // Run through moves list and return the matching set (if promotions...) | |
353 | let moves = []; | |
354 | this.possibleMoves.forEach(function(m) { | |
355 | if (endSquare[0] == m.end.x && endSquare[1] == m.end.y) | |
356 | moves.push(m); | |
357 | }); | |
358 | return moves; | |
359 | }, | |
360 | play: function(move) { | |
361 | this.$emit('play-move', move); | |
362 | }, | |
363 | }, | |
364 | }; | |
365 | </script> | |
4473050c | 366 | |
41c80bb6 | 367 | <style lang="sass" scoped> |
50aed5a1 BA |
368 | .game.reserve-div |
369 | margin-bottom: 18px | |
370 | ||
371 | .reserve-count | |
372 | padding-left: 40% | |
373 | ||
374 | .reserve-row-1 | |
375 | margin-bottom: 15px | |
376 | ||
41cb9b94 BA |
377 | // NOTE: no variants with reserve of size != 8 |
378 | ||
50aed5a1 | 379 | .game |
cf94b843 BA |
380 | width: 100% |
381 | margin: 0 | |
50aed5a1 BA |
382 | .board |
383 | cursor: pointer | |
50aed5a1 BA |
384 | |
385 | #choices | |
168a5e4c BA |
386 | margin: 0 |
387 | position: absolute | |
50aed5a1 BA |
388 | z-index: 300 |
389 | overflow-y: inherit | |
390 | background-color: rgba(0,0,0,0) | |
391 | img | |
392 | cursor: pointer | |
393 | background-color: #e6ee9c | |
394 | &:hover | |
395 | background-color: skyblue | |
396 | &.choice-piece | |
397 | width: 100% | |
398 | height: auto | |
399 | display: block | |
400 | ||
50aed5a1 BA |
401 | img.ghost |
402 | position: absolute | |
403 | opacity: 0.4 | |
404 | top: 0 | |
405 | ||
406 | .highlight | |
407 | background-color: #00cc66 !important | |
408 | ||
50aed5a1 BA |
409 | .incheck |
410 | background-color: #cc3300 !important | |
411 | ||
412 | .light-square.lichess | |
413 | background-color: #f0d9b5; | |
414 | .dark-square.lichess | |
415 | background-color: #b58863; | |
416 | ||
417 | .light-square.chesscom | |
418 | background-color: #e5e5ca; | |
419 | .dark-square.chesscom | |
420 | background-color: #6f8f57; | |
421 | ||
422 | .light-square.chesstempo | |
423 | background-color: #fdfdfd; | |
424 | .dark-square.chesstempo | |
425 | background-color: #88a0a8; | |
4473050c | 426 | </style> |