let incheckSq = ArrayFun.init(sizeX, sizeY, false);
this.incheck.forEach(sq => { incheckSq[sq[0]][sq[1]] = true; });
- let boardElt = document.querySelector(".game");
- const squareWidth = (!!boardElt
- ? boardElt.offsetWidth / sizeY
- : 40); //arbitrary value (not relevant)
- const offset = (!!boardElt
- ? [boardElt.offsetTop, boardElt.offsetLeft]
- : [0, 0]);
// Create board element (+ reserves if needed by variant or mode)
const lm = this.lastMove;
const showLight = this.settings.highlight && this.vname != "Dark";
);
})
);
- const playingColor = this.userColor || "w"; //default for an observer
let elementArray = [gameDiv];
- if (this.choices.length > 0)
- {
- const choices = h(
- 'div',
- {
- attrs: { "id": "choices" },
- 'class': { 'row': true },
- style: {
- "top": (offset[0] + (sizeY/2)*squareWidth-squareWidth/2) + "px",
- "left": (offset[1] + squareWidth*(sizeY - this.choices.length)/2) + "px",
- "width": (this.choices.length * squareWidth) + "px",
- "height": squareWidth + "px",
- },
- },
- this.choices.map(m => { //a "choice" is a move
- return h('div',
- {
- 'class': {
- 'board': true,
- ['board'+sizeY]: true,
- },
- style: {
- 'width': (100/this.choices.length) + "%",
- 'padding-bottom': (100/this.choices.length) + "%",
- },
- },
- [h('img',
- {
- attrs: { "src": '/images/pieces/' +
- V.getPpath(m.appear[0].c+m.appear[0].p) + '.svg' },
- 'class': { 'choice-piece': true },
- on: {
- "click": e => { this.play(m); this.choices=[]; },
- },
- })
- ]
- );
- })
- );
- elementArray.unshift(choices);
- }
+ const playingColor = this.userColor || "w"; //default for an observer
if (!!this.vr.reserve)
{
const shiftIdx = (playingColor=="w" ? 0 : 1);
);
elementArray.push(reserves);
}
+ const boardElt = document.querySelector(".game");
+ if (this.choices.length > 0 && !!boardElt) //no choices to show at first drawing
+ {
+ const squareWidth = boardElt.offsetWidth / sizeY;
+ const offset = [boardElt.offsetTop, boardElt.offsetLeft];
+ const choices = h(
+ 'div',
+ {
+ attrs: { "id": "choices" },
+ 'class': { 'row': true },
+ style: {
+ "top": (offset[0] + (sizeY/2)*squareWidth-squareWidth/2) + "px",
+ "left": (offset[1] + squareWidth*(sizeY - this.choices.length)/2) + "px",
+ "width": (this.choices.length * squareWidth) + "px",
+ "height": squareWidth + "px",
+ },
+ },
+ this.choices.map(m => { //a "choice" is a move
+ return h('div',
+ {
+ 'class': {
+ 'board': true,
+ ['board'+sizeY]: true,
+ },
+ style: {
+ 'width': (100/this.choices.length) + "%",
+ 'padding-bottom': (100/this.choices.length) + "%",
+ },
+ },
+ [h('img',
+ {
+ attrs: { "src": '/images/pieces/' +
+ V.getPpath(m.appear[0].c+m.appear[0].p) + '.svg' },
+ 'class': { 'choice-piece': true },
+ on: {
+ "click": e => { this.play(m); this.choices=[]; },
+ },
+ })
+ ]
+ );
+ })
+ );
+ elementArray.unshift(choices);
+ }
let onEvents = {};
// NOTE: click = mousedown + mouseup
if ('ontouchstart' in window)
},
methods: {
mousedown: function(e) {
- e = e || window.event;
- let ingame = false;
- let elem = e.target;
- while (!ingame && elem !== null)
- {
- if (elem.classList.contains("game"))
- {
- ingame = true;
- break;
- }
- elem = elem.parentElement;
- }
- if (!ingame) //let default behavior (click on button...)
+ // Abort if a piece is already being processed, or target is not a piece.
+ // NOTE: just looking at classList[0] because piece is the first assigned class
+ if (!!this.selectedPiece || e.target.classList[0] != "piece")
return;
e.preventDefault(); //disable native drag & drop
- if (!this.selectedPiece && e.target.classList.contains("piece"))
- {
- let parent = e.target.parentNode;
- // Next few lines to center the piece on mouse cursor
- let rect = parent.getBoundingClientRect();
- this.start = {
- x: rect.x + rect.width/2,
- y: rect.y + rect.width/2,
- id: parent.id
- };
- this.selectedPiece = e.target.cloneNode();
- let spStyle = this.selectedPiece.style
- spStyle.position = "absolute";
- spStyle.top = 0;
- spStyle.display = "inline-block";
- spStyle.zIndex = 3000;
- const startSquare = getSquareFromId(parent.id);
- this.possibleMoves = [];
- const color = (this.analyze ? this.vr.turn : this.userColor);
- if (this.vr.canIplay(color,startSquare))
- this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare);
- // Next line add moving piece just after current image
- // (required for Crazyhouse reserve)
- parent.insertBefore(this.selectedPiece, e.target.nextSibling);
- }
+ let parent = e.target.parentNode; //the surrounding square
+ // Next few lines to center the piece on mouse cursor
+ let rect = parent.getBoundingClientRect();
+ this.start = {
+ x: rect.x + rect.width/2,
+ y: rect.y + rect.width/2,
+ id: parent.id,
+ };
+ this.selectedPiece = e.target.cloneNode();
+ let spStyle = this.selectedPiece.style
+ spStyle.position = "absolute";
+ spStyle.top = 0;
+ spStyle.display = "inline-block";
+ spStyle.zIndex = 3000;
+ const startSquare = getSquareFromId(parent.id);
+ this.possibleMoves = [];
+ const color = (this.analyze ? this.vr.turn : this.userColor);
+ if (this.vr.canIplay(color,startSquare))
+ this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare);
+ // Next line add moving piece just after current image
+ // (required for Crazyhouse reserve)
+ parent.insertBefore(this.selectedPiece, e.target.nextSibling);
},
mousemove: function(e) {
if (!this.selectedPiece)
return;
- e = e || window.event;
- // If there is an active element, move it around
- if (!!this.selectedPiece)
- {
- const [offsetX,offsetY] = !!e.clientX
- ? [e.clientX,e.clientY] //desktop browser
- : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; //smartphone
- this.selectedPiece.style.left = (offsetX-this.start.x) + "px";
- this.selectedPiece.style.top = (offsetY-this.start.y) + "px";
- }
+ // There is an active element: move it around
+ const [offsetX,offsetY] = !!e.clientX
+ ? [e.clientX,e.clientY] //desktop browser
+ : [e.changedTouches[0].pageX, e.changedTouches[0].pageY]; //smartphone
+ this.selectedPiece.style.left = (offsetX-this.start.x) + "px";
+ this.selectedPiece.style.top = (offsetY-this.start.y) + "px";
},
mouseup: function(e) {
if (!this.selectedPiece)
return;
- e = e || window.event;
+ // There is an active element: obtain the move from start and end squares
this.selectedPiece.style.zIndex = -3000; //HACK to find square from final coords
const [offsetX,offsetY] = !!e.clientX
? [e.clientX,e.clientY]
// Next condition: classList.contains(piece) fails because of marks
while (landing.tagName == "IMG")
landing = landing.parentNode;
- if (this.start.id == landing.id)
- {
- // A click: selectedPiece and possibleMoves are already filled
+ if (this.start.id == landing.id) //one or multi clicks on same piece
return;
- }
// OK: process move attempt, landing is a square node
let endSquare = getSquareFromId(landing.id);
let moves = this.findMatchingMoves(endSquare);
projects / vchess.git / commitdiff