X-Git-Url: https://git.auder.net/?p=vchess.git;a=blobdiff_plain;f=client%2Fsrc%2Fcomponents%2FBoard.vue;h=5b8b92206c7d202f21d0a9df01d8609b5c404b3b;hp=c7c37896e489ee35e7fd65dee61be321bd58cb1a;hb=cfc1cf0d2dde4d7f69f107d8c7ec30c815812da0;hpb=b406466b0f0ce67451f1718053e5f5691d6507fb diff --git a/client/src/components/Board.vue b/client/src/components/Board.vue index c7c37896..5b8b9220 100644 --- a/client/src/components/Board.vue +++ b/client/src/components/Board.vue @@ -22,25 +22,26 @@ export default { mobileBrowser: ("ontouchstart" in window), possibleMoves: [], //filled after each valid click/dragstart choices: [], //promotion pieces, or checkered captures... (as moves) + containerPos: null, selectedPiece: null, //moving piece (or clicked piece) start: null, //pixels coordinates + id of starting square (click or drag) startArrow: null, - movingArrow: { x: -1, y: -1 }, + movingArrow: null, arrows: [], //object of {start: x,y / end: x,y} circles: {}, //object of squares' ID --> true (TODO: use a set?) click: "", clickTime: 0, + initialized: 0, settings: store.state.settings }; }, render(h) { if (!this.vr) { // Return empty div of class 'game' to avoid error when setting size - return h("div", { - class: { - game: true - } - }); + return h( + "div", + { "class": { game: true } } + ); } const [sizeX, sizeY] = [V.size.x, V.size.y]; // Precompute hints squares to facilitate rendering @@ -60,19 +61,22 @@ export default { if (!!lm) { if (!Array.isArray(lm)) lm = [lm]; lm.forEach(m => { - if (V.OnBoard(m.start.x, m.start.y)) + if (!m.start.noHighlight && V.OnBoard(m.start.x, m.start.y)) lmHighlights[m.start.x + sizeX * m.start.y] = true; - if (V.OnBoard(m.end.x, m.end.y)) + if (!m.end.noHighlight && V.OnBoard(m.end.x, m.end.y)) lmHighlights[m.end.x + sizeX * m.end.y] = true; + if (!!m.start.toplay) + // For Dice variant (at least?) + lmHighlights[m.start.toplay[0] + sizeX * m.start.toplay[1]] = true; }); } const showLight = ( this.settings.highlight && - ["all","highlight"].includes(V.ShowMoves) + ["all", "highlight"].includes(V.ShowMoves) ); const showCheck = ( this.settings.highlight && - ["all","highlight","byrow"].includes(V.ShowMoves) + ["all", "highlight", "byrow"].includes(V.ShowMoves) ); const orientation = !V.CanFlip ? "w" : this.orientation; // Ensure that squares colors do not change when board is flipped @@ -100,6 +104,7 @@ export default { const gameDiv = h( "div", { + attrs: { id: "gamePosition" }, "class": { game: true, clearer: true @@ -120,27 +125,28 @@ export default { const squareId = "sq-" + ci + "-" + cj; let elems = []; if (showPiece(ci, cj)) { - elems.push( - h("img", { - "class": { - piece: true, - ghost: - !!this.selectedPiece && - this.selectedPiece.parentNode.id == squareId - }, - attrs: { - src: - "/images/pieces/" + - this.vr.getPpath( - this.vr.board[ci][cj], - // Extra args useful for some variants: - this.userColor, - this.score, - this.orientation) + - V.IMAGE_EXTENSION - } - }) - ); + let pieceSpecs = { + "class": { + piece: true, + ghost: + !!this.selectedPiece && + this.selectedPiece.parentNode.id == squareId + }, + attrs: { + src: + "/images/pieces/" + + this.vr.getPpath( + this.vr.board[ci][cj], + // Extra args useful for some variants: + this.userColor, + this.score, + this.orientation) + + V.IMAGE_EXTENSION + } + }; + if (this.arrows.length == 0) + pieceSpecs["style"] = { position: "absolute" }; + elems.push(h("img", pieceSpecs)); } if (this.settings.hints && hintSquares[ci][cj]) { elems.push( @@ -166,23 +172,32 @@ export default { }) ); } - const lightSquare = (ci + cj) % 2 == lightSquareMod; + const oddity = (ci + cj) % 2; + const lightSquare = ( + (!V.DarkBottomRight && oddity == lightSquareMod) || + (V.DarkBottomRight && oddity != lightSquareMod) + ); return h( "div", { "class": { board: true, ["board" + sizeY]: true, - "light-square": lightSquare, - "dark-square": !lightSquare, + "light-square": + !V.Notoodark && lightSquare && !V.Monochrome, + "dark-square": + !V.Notoodark && (!lightSquare || !!V.Monochrome), + "middle-square": V.Notoodark, [this.settings.bcolor]: true, "in-shadow": inShadow(ci, cj), - "highlight-light": inHighlight(ci, cj) && lightSquare, - "highlight-dark": inHighlight(ci, cj) && !lightSquare, + "highlight": inHighlight(ci, cj), "incheck-light": showCheck && lightSquare && incheckSq[ci][cj], "incheck-dark": - showCheck && !lightSquare && incheckSq[ci][cj] + showCheck && !lightSquare && incheckSq[ci][cj], + "hover-highlight": + this.vr.hoverHighlight( + [ci, cj], !this.analyze ? this.userColor : null) }, attrs: { id: getSquareId({ x: ci, y: cj }) @@ -197,129 +212,164 @@ export default { if (!!this.vr.reserve) { const playingColor = this.userColor || "w"; //default for an observer const shiftIdx = playingColor == "w" ? 0 : 1; + // Some variants have more than sizeY reserve pieces (Clorange: 10) + const reserveSquareNb = Math.max(sizeY, V.RESERVE_PIECES.length); let myReservePiecesArray = []; - for (let i = 0; i < V.RESERVE_PIECES.length; i++) { - const qty = this.vr.reserve[playingColor][V.RESERVE_PIECES[i]]; - myReservePiecesArray.push( + if (!!this.vr.reserve[playingColor]) { + for (let i = 0; i < V.RESERVE_PIECES.length; i++) { + const qty = this.vr.reserve[playingColor][V.RESERVE_PIECES[i]]; + myReservePiecesArray.push( + h( + "div", + { + "class": { board: true, ["board" + reserveSquareNb]: true }, + attrs: { id: getSquareId({ x: sizeX + shiftIdx, y: i }) }, + style: { opacity: qty > 0 ? 1 : 0.35 } + }, + [ + h("img", { + // NOTE: class "reserve" not used currently + "class": { piece: true, reserve: true }, + attrs: { + src: + "/images/pieces/" + + this.vr.getReservePpath(i, playingColor, orientation) + + ".svg" + } + }), + h( + "sup", + { + "class": { "reserve-count": true }, + style: { top: "calc(100% + 5px)" } + }, + [ qty ] + ) + ] + ) + ); + } + } + let oppReservePiecesArray = []; + const oppCol = V.GetOppCol(playingColor); + if (!!this.vr.reserve[oppCol]) { + for (let i = 0; i < V.RESERVE_PIECES.length; i++) { + const qty = this.vr.reserve[oppCol][V.RESERVE_PIECES[i]]; + oppReservePiecesArray.push( + h( + "div", + { + "class": { board: true, ["board" + reserveSquareNb]: true }, + attrs: { id: getSquareId({ x: sizeX + (1 - shiftIdx), y: i }) }, + style: { opacity: qty > 0 ? 1 : 0.35 } + }, + [ + h("img", { + "class": { piece: true, reserve: true }, + attrs: { + src: + "/images/pieces/" + + this.vr.getReservePpath(i, oppCol, orientation) + + ".svg" + } + }), + h( + "sup", + { + "class": { "reserve-count": true }, + style: { top: "calc(100% + 5px)" } + }, + [ qty ] + ) + ] + ) + ); + } + } + const myReserveTop = ( + (playingColor == 'w' && orientation == 'b') || + (playingColor == 'b' && orientation == 'w') + ); + const hasReserveTop = ( + (myReserveTop && !!this.vr.reserve[playingColor]) || + (!myReserveTop && !!this.vr.reserve[oppCol]) + ); + // "var" because must be reachable from outside this block + var hasReserveBottom = ( + (myReserveTop && !!this.vr.reserve[oppCol]) || + (!myReserveTop && !!this.vr.reserve[playingColor]) + ); + // Center reserves, assuming same number of pieces for each side: + const nbReservePieces = + Math.max(myReservePiecesArray.length, oppReservePiecesArray.length); + const marginLeft = + ((100 - nbReservePieces * (100 / reserveSquareNb)) / 2) + "%"; + if (hasReserveTop) { + var reserveTop = h( "div", { - "class": { board: true, ["board" + sizeY]: true }, - attrs: { id: getSquareId({ x: sizeX + shiftIdx, y: i }) }, - style: { opacity: qty > 0 ? 1 : 0.35 } + "class": { + game: true, + "reserve-div": true + }, + style: { + "margin-left": marginLeft + } }, [ - h("img", { - "class": { piece: true, reserve: true }, - attrs: { - src: - "/images/pieces/" + - this.vr.getReservePpath(i, playingColor) + - ".svg" - } - }), - h("sup", { "class": { "reserve-count": true } }, [ qty ]) + h( + "div", + { + "class": { + row: true, + "reserve-row": true + } + }, + myReserveTop ? myReservePiecesArray : oppReservePiecesArray + ) ] - ) - ); + ); } - let oppReservePiecesArray = []; - const oppCol = V.GetOppCol(playingColor); - for (let i = 0; i < V.RESERVE_PIECES.length; i++) { - const qty = this.vr.reserve[oppCol][V.RESERVE_PIECES[i]]; - oppReservePiecesArray.push( + if (hasReserveBottom) { + var reserveBottom = h( "div", { - "class": { board: true, ["board" + sizeY]: true }, - attrs: { id: getSquareId({ x: sizeX + (1 - shiftIdx), y: i }) }, - style: { opacity: qty > 0 ? 1 : 0.35 } + "class": { + game: true, + "reserve-div": true + }, + style: { + "margin-left": marginLeft + } }, [ - h("img", { - "class": { piece: true, reserve: true }, - attrs: { - src: - "/images/pieces/" + - this.vr.getReservePpath(i, oppCol) + - ".svg" - } - }), - h("sup", { "class": { "reserve-count": true } }, [ qty ]) + h( + "div", + { + "class": { + row: true, + "reserve-row": true + } + }, + myReserveTop ? oppReservePiecesArray : myReservePiecesArray + ) ] - ) - ); + ); } - const myReserveTop = ( - (playingColor == 'w' && orientation == 'b') || - (playingColor == 'b' && orientation == 'w') - ); - // Center reserves, assuming same number of pieces for each side: - const nbReservePieces = myReservePiecesArray.length; - const marginLeft = ((100 - nbReservePieces * (100 / sizeY)) / 2) + "%"; - const reserveTop = - h( - "div", - { - "class": { - game: true, - "reserve-div": true - }, - style: { - "margin-left": marginLeft - } - }, - [ - h( - "div", - { - "class": { - row: true, - "reserve-row": true - } - }, - myReserveTop ? myReservePiecesArray : oppReservePiecesArray - ) - ] - ); - var reserveBottom = - h( - "div", - { - "class": { - game: true, - "reserve-div": true - }, - style: { - "margin-left": marginLeft - } - }, - [ - h( - "div", - { - "class": { - row: true, - "reserve-row": true - } - }, - myReserveTop ? oppReservePiecesArray : myReservePiecesArray - ) - ] - ); - elementArray.push(reserveTop); + if (hasReserveTop) elementArray.push(reserveTop); } elementArray.push(gameDiv); - if (!!this.vr.reserve) elementArray.push(reserveBottom); - const boardElt = document.querySelector(".game"); - // boardElt might be undefine (at first drawing), - // but it won't be used in this case. - const squareWidth = (!!boardElt ? boardElt.offsetWidth / sizeY : 42); + if (!!this.vr.reserve && hasReserveBottom) + elementArray.push(reserveBottom); + const boardElt = document.getElementById("gamePosition"); + // boardElt might be undefine (at first drawing) 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 maxNbeltsPerRow = Math.min(this.choices.length, sizeY); - let topOffset = offset[0] + (sizeY / 2) * squareWidth - squareWidth / 2; + let topOffset = offset[0] + ((sizeX - 1) / 2) * squareWidth; let choicesHeight = squareWidth; if (this.choices.length >= sizeY) { // A second row is required (Eightpieces variant) @@ -356,10 +406,12 @@ export default { this.choices = []; this.play(m); }; + const stopPropagation = (e) => { e.stopPropagation(); } const onClick = this.mobileBrowser - ? { touchend: applyMove } - : { mouseup: applyMove }; + // Must cancel mousedown logic: + ? { touchstart: stopPropagation, touchend: applyMove } + : { mousedown: stopPropagation, mouseup: applyMove }; return h( "div", { @@ -377,7 +429,7 @@ export default { attrs: { src: "/images/pieces/" + - // orientation: extra arg useful for some variants: + // orientation: extra arg useful for some variants this.vr.getPPpath(m, this.orientation) + V.IMAGE_EXTENSION }, @@ -391,98 +443,6 @@ export default { ); elementArray.unshift(choices); } - if ( - !this.mobileBrowser && - (this.arrows.length > 0 || this.movingArrow.x >= 0) - ) { - let svgArrows = []; - const arrowWidth = squareWidth / 4; - this.arrows.forEach(a => { - const endPoint = this.adjustEndArrow(a.start, a.end, squareWidth); - svgArrows.push( - h( - "path", - { - "class": { "svg-arrow": true }, - attrs: { - d: ( - "M" + a.start.x + "," + a.start.y + " " + - "L" + endPoint.x + "," + endPoint.y - ), - style: "stroke-width:" + arrowWidth + "px" - } - } - ) - ); - }); - if (this.movingArrow.x >= 0) { - const endPoint = - this.adjustEndArrow(this.startArrow, this.movingArrow, squareWidth); - svgArrows.push( - h( - "path", - { - "class": { "svg-arrow": true }, - attrs: { - d: ( - "M" + this.startArrow.x + "," + this.startArrow.y + " " + - "L" + endPoint.x + "," + endPoint.y - ), - style: "stroke-width:" + arrowWidth + "px" - } - } - ) - ); - } - // Add SVG element for drawing arrows - elementArray.push( - h( - "svg", - { - attrs: { - id: "arrowCanvas", - stroke: "none" - } - }, - [ - h( - "defs", - {}, - [ - h( - "marker", - { - attrs: { - id: "arrow", - markerWidth: (2 * arrowWidth) + "px", - markerHeight: (3 * arrowWidth) + "px", - markerUnits: "userSpaceOnUse", - refX: "0", - refY: (1.5 * arrowWidth) + "px", - orient: "auto" - } - }, - [ - h( - "path", - { - "class": { "arrow-head": true }, - attrs: { - d: ( - "M0,0 L0," + (3 * arrowWidth) + " L" + - (2 * arrowWidth) + "," + (1.5 * arrowWidth) + " z" - ) - } - } - ) - ] - ) - ] - ) - ].concat(svgArrows) - ) - ); - } let onEvents = {}; // NOTE: click = mousedown + mouseup if (this.mobileBrowser) { @@ -493,7 +453,8 @@ export default { touchend: this.mouseup } }; - } else { + } + else { onEvents = { on: { mousedown: this.mousedown, @@ -503,7 +464,18 @@ export default { } }; } - return h("div", onEvents, elementArray); + if (this.initialized == 1) this.$emit("rendered"); + if (this.initialized <= 1) this.initialized++; + return ( + h( + "div", + Object.assign({ attrs: { id: "rootBoardElement" } }, onEvents), + elementArray + ) + ); + }, + updated: function() { + this.re_setDrawings(); }, methods: { blockContextMenu: function(e) { @@ -515,88 +487,269 @@ export default { this.startArrow = null; this.arrows = []; this.circles = {}; + const curCanvas = document.getElementById("arrowCanvas"); + if (!!curCanvas) curCanvas.parentNode.removeChild(curCanvas); + }, + coordsToXY: function(coords, top, left, squareWidth) { + return { + // [1] for x and [0] for y because conventions in rules are inversed. + x: ( + left + window.scrollX + + ( + squareWidth * + (this.orientation == 'w' ? coords[1] : (V.size.y - coords[1])) + ) + ), + y: ( + top + window.scrollY + + ( + squareWidth * + (this.orientation == 'w' ? coords[0] : (V.size.x - coords[0])) + ) + ) + }; }, - adjustEndArrow: function(start, end, squareWidth) { + computeEndArrow: function(start, end, top, left, squareWidth) { + const endCoords = this.coordsToXY(end, top, left, squareWidth); + const delta = [endCoords.x - start.x, endCoords.y - start.y]; + const dist = Math.sqrt(delta[0] * delta[0] + delta[1] * delta[1]); // Simple heuristic for now, just remove 1/3 square. // TODO: should depend on the orientation. - const delta = [end.x - start.x, end.y - start.y]; - const dist = Math.sqrt(delta[0] * delta[0] + delta[1] * delta[1]); const fracSqWidth = squareWidth / 3; return { - x: end.x - delta[0] * fracSqWidth / dist, - y: end.y - delta[1] * fracSqWidth / dist + x: endCoords.x - delta[0] * fracSqWidth / dist, + y: endCoords.y - delta[1] * fracSqWidth / dist }; }, + drawCurrentArrow: function() { + const boardElt = document.getElementById("gamePosition"); + const squareWidth = boardElt.offsetWidth / V.size.y; + const bPos = boardElt.getBoundingClientRect(); + const aStart = + this.coordsToXY( + [this.startArrow[0] + 0.5, this.startArrow[1] + 0.5], + bPos.top, bPos.left, squareWidth); + const aEnd = + this.computeEndArrow( + aStart, [this.movingArrow[0] + 0.5, this.movingArrow[1] + 0.5], + bPos.top, bPos.left, squareWidth); + let currentArrow = document.getElementById("currentArrow"); + const d = + "M" + aStart.x + "," + aStart.y + " " + "L" + aEnd.x + "," + aEnd.y; + const arrowWidth = squareWidth / 4; + if (!!currentArrow) currentArrow.setAttribute("d", d); + else { + let domArrow = + document.createElementNS("http://www.w3.org/2000/svg", "path"); + domArrow.classList.add("svg-arrow"); + domArrow.id = "currentArrow"; + domArrow.setAttribute("d", d); + domArrow.style = "stroke-width:" + arrowWidth + "px"; + document.getElementById("arrowCanvas") + .insertAdjacentElement("beforeend", domArrow); + } + }, + addArrow: function(arrow) { + const arrowIdx = this.arrows.findIndex(a => { + return ( + a.start[0] == arrow.start[0] && a.start[1] == arrow.start[1] && + a.end[0] == arrow.end[0] && a.end[1] == arrow.end[1] + ); + }); + if (arrowIdx >= 0) + // Erase the arrow + this.arrows.splice(arrowIdx, 1); + else + // Add to arrows vector: + this.arrows.push(arrow); + // NOTE: no need to draw here, will be re-draw + // by updated() hook callong re_setDrawings() + }, + getSvgArrow: function(arrow, top, left, squareWidth) { + const aStart = + this.coordsToXY( + [arrow.start[0] + 0.5, arrow.start[1] + 0.5], + top, left, squareWidth); + const aEnd = + this.computeEndArrow( + aStart, [arrow.end[0] + 0.5, arrow.end[1] + 0.5], + top, left, squareWidth); + const arrowWidth = squareWidth / 4; + let path = + document.createElementNS("http://www.w3.org/2000/svg", "path"); + path.classList.add("svg-arrow"); + path.setAttribute( + "d", + "M" + aStart.x + "," + aStart.y + " " + "L" + aEnd.x + "," + aEnd.y + ); + path.style = "stroke-width:" + arrowWidth + "px"; + return path; + }, + re_setDrawings: function() { + // Add some drawing on board (for some variants + arrows and circles) + const boardElt = document.getElementById("gamePosition"); + if (!boardElt) return; + // Remove current canvas, if any + const curCanvas = document.getElementById("arrowCanvas"); + if (!!curCanvas) curCanvas.parentNode.removeChild(curCanvas); + const squareWidth = boardElt.offsetWidth / V.size.y; + const bPos = boardElt.getBoundingClientRect(); + let svgArrows = []; + this.arrows.forEach(a => { + svgArrows.push(this.getSvgArrow(a, bPos.top, bPos.left, squareWidth)); + }); + let vLines = []; + if (!!V.Lines) { + V.Lines.forEach(line => { + const lStart = + this.coordsToXY(line[0], bPos.top, bPos.left, squareWidth); + const lEnd = + this.coordsToXY(line[1], bPos.top, bPos.left, squareWidth); + let path = + document.createElementNS("http://www.w3.org/2000/svg", "path"); + if (line[0][0] == line[1][0] || line[0][1] == line[1][1]) + path.classList.add("svg-line"); + else + // "Diagonals" are drawn with a lighter color (TODO: generalize) + path.classList.add("svg-diag"); + path.setAttribute( + "d", + "M" + lStart.x + "," + lStart.y + " " + + "L" + lEnd.x + "," + lEnd.y + ); + vLines.push(path); + }); + } + let arrowCanvas = + document.createElementNS("http://www.w3.org/2000/svg", "svg"); + arrowCanvas.id = "arrowCanvas"; + arrowCanvas.setAttribute("stroke", "none"); + let defs = + document.createElementNS("http://www.w3.org/2000/svg", "defs"); + const arrowWidth = squareWidth / 4; + let marker = + document.createElementNS("http://www.w3.org/2000/svg", "marker"); + marker.id = "arrow"; + marker.setAttribute("markerWidth", (2 * arrowWidth) + "px"); + marker.setAttribute("markerHeight", (3 * arrowWidth) + "px"); + marker.setAttribute("markerUnits", "userSpaceOnUse"); + marker.setAttribute("refX", "0"); + marker.setAttribute("refY", (1.5 * arrowWidth) + "px"); + marker.setAttribute("orient", "auto"); + let head = + document.createElementNS("http://www.w3.org/2000/svg", "path"); + head.classList.add("arrow-head"); + head.setAttribute( + "d", + "M0,0 L0," + (3 * arrowWidth) + " L" + + (2 * arrowWidth) + "," + (1.5 * arrowWidth) + " z" + ); + marker.appendChild(head); + defs.appendChild(marker); + arrowCanvas.appendChild(defs); + svgArrows.concat(vLines).forEach(av => arrowCanvas.appendChild(av)); + document.getElementById("rootBoardElement").appendChild(arrowCanvas); + }, mousedown: function(e) { - e.preventDefault(); if (!this.mobileBrowser && e.which != 3) // Cancel current drawing and circles, if any this.cancelResetArrows(); if (this.mobileBrowser || e.which == 1) { // Mouse left button if (!this.start) { + this.containerPos = + document.getElementById("boardContainer").getBoundingClientRect(); // NOTE: classList[0] is enough: 'piece' is the first assigned class const withPiece = (e.target.classList[0] == "piece"); - // Emit the click event which could be used by some variants - this.$emit( - "click-square", - getSquareFromId(withPiece ? e.target.parentNode.id : e.target.id) - ); - // Start square must contain a piece. - if (!withPiece) return; - let parent = e.target.parentNode; //surrounding square + if (withPiece) e.preventDefault(); // Show possible moves if current player allowed to play - const startSquare = getSquareFromId(parent.id); + const startSquare = + getSquareFromId(withPiece ? e.target.parentNode.id : e.target.id); this.possibleMoves = []; const color = this.analyze ? this.vr.turn : this.userColor; - if (this.vr.canIplay(color, startSquare)) - this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare); - // For potential drag'n drop, remember start coordinates - // (to center the piece on mouse cursor) - const rect = parent.getBoundingClientRect(); - this.start = { - x: rect.x + rect.width / 2, - y: rect.y + rect.width / 2, - id: parent.id - }; - // Add the moving piece to the board, just after current image - this.selectedPiece = e.target.cloneNode(); - Object.assign( - this.selectedPiece.style, - { - position: "absolute", - top: 0, - display: "inline-block", - zIndex: 3000 + if (this.vr.canIplay(color, startSquare)) { + // Emit the click event which could be used by some variants + const targetId = + (withPiece ? e.target.parentNode.id : e.target.id); + const sq = getSquareFromId(targetId); + this.$emit("click-square", sq); + if (withPiece && !this.vr.onlyClick(sq)) { + this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare); + if (this.possibleMoves.length > 0) { + // For potential drag'n drop, remember start coordinates + // (to center the piece on mouse cursor) + let parent = e.target.parentNode; //surrounding square + const rect = parent.getBoundingClientRect(); + this.start = { + x: rect.x + rect.width / 2, + y: rect.y + rect.width / 2, + id: parent.id + }; + // Add the moving piece to the board, just after current image + this.selectedPiece = e.target.cloneNode(); + Object.assign( + this.selectedPiece.style, + { + position: "absolute", + top: 0, + display: "inline-block", + zIndex: 3000 + } + ); + parent.insertBefore(this.selectedPiece, e.target.nextSibling); + } } - ); - parent.insertBefore(this.selectedPiece, e.target.nextSibling); - } else { - this.processMoveAttempt(e); + } } - } else if (e.which == 3) { + else this.processMoveAttempt(e); + } + else if (e.which == 3) { // Mouse right button + e.preventDefault(); + this.containerPos = + document.getElementById("gamePosition").getBoundingClientRect(); let elem = e.target; // Next loop because of potential marks while (elem.tagName == "IMG") elem = elem.parentNode; - // To center the arrow in square: - const rect = elem.getBoundingClientRect(); - this.startArrow = { - x: rect.x + rect.width / 2, - y: rect.y + rect.width / 2, - id: elem.id - }; + this.startArrow = getSquareFromId(elem.id); } + else e.preventDefault(); }, mousemove: function(e) { if (!this.selectedPiece && !this.startArrow) return; + // Cancel if off boardContainer + const [offsetX, offsetY] = + this.mobileBrowser + ? [e.changedTouches[0].clientX, e.changedTouches[0].clientY] + : [e.clientX, e.clientY]; + if ( + offsetX < this.containerPos.left || + offsetX > this.containerPos.right || + offsetY < this.containerPos.top || + offsetY > this.containerPos.bottom + ) { + if (!!this.selectedPiece) { + this.selectedPiece.parentNode.removeChild(this.selectedPiece); + delete this.selectedPiece; + this.selectedPiece = null; + this.start = null; + this.possibleMoves = []; //in case of + this.click = ""; + let selected = document.querySelector(".ghost"); + if (!!selected) selected.classList.remove("ghost"); + } + else { + this.startArrow = null; + this.movingArrow = null; + const currentArrow = document.getElementById("currentArrow"); + if (!!currentArrow) + currentArrow.parentNode.removeChild(currentArrow); + } + return; + } e.preventDefault(); if (!!this.selectedPiece) { // There is an active element: move it around - const [offsetX, offsetY] = - this.mobileBrowser - ? [e.changedTouches[0].pageX, e.changedTouches[0].pageY] - : [e.clientX, e.clientY]; Object.assign( this.selectedPiece.style, { @@ -610,27 +763,31 @@ export default { // Next loop because of potential marks while (elem.tagName == "IMG") elem = elem.parentNode; // To center the arrow in square: - if (elem.id != this.startArrow.id) { - const rect = elem.getBoundingClientRect(); - this.movingArrow = { - x: rect.x + rect.width / 2, - y: rect.y + rect.width / 2 - }; + const movingCoords = getSquareFromId(elem.id); + if ( + movingCoords[0] != this.startArrow[0] || + movingCoords[1] != this.startArrow[1] + ) { + this.movingArrow = movingCoords; + this.drawCurrentArrow(); } } }, mouseup: function(e) { - e.preventDefault(); if (this.mobileBrowser || e.which == 1) { if (!this.selectedPiece) return; + e.preventDefault(); // Drag'n drop. Selected piece is no longer needed: this.selectedPiece.parentNode.removeChild(this.selectedPiece); delete this.selectedPiece; this.selectedPiece = null; this.processMoveAttempt(e); - } else if (e.which == 3) { + } + else if (e.which == 3) { + e.preventDefault(); + if (!this.startArrow) return; // Mouse right button - this.movingArrow = { x: -1, y: -1 }; + this.movingArrow = null; this.processArrowAttempt(e); } }, @@ -645,7 +802,7 @@ export default { // Obtain the move from start and end squares const [offsetX, offsetY] = this.mobileBrowser - ? [e.changedTouches[0].pageX, e.changedTouches[0].pageY] + ? [e.changedTouches[0].clientX, e.changedTouches[0].clientY] : [e.clientX, e.clientY]; let landing = document.elementFromPoint(offsetX, offsetY); // Next condition: classList.contains(piece) fails because of marks @@ -676,21 +833,21 @@ export default { let landing = document.elementFromPoint(offsetX, offsetY); // Next condition: classList.contains(piece) fails because of marks while (landing.tagName == "IMG") landing = landing.parentNode; - if (this.startArrow.id == landing.id) + const landingCoords = getSquareFromId(landing.id); + if ( + this.startArrow[0] == landingCoords[0] && + this.startArrow[1] == landingCoords[1] + ) { // Draw (or erase) a circle this.$set(this.circles, landing.id, !this.circles[landing.id]); + } else { // OK: add arrow, landing is a new square - const rect = landing.getBoundingClientRect(); - this.arrows.push({ - start: { - x: this.startArrow.x, - y: this.startArrow.y - }, - end: { - x: rect.x + rect.width / 2, - y: rect.y + rect.width / 2 - } + const currentArrow = document.getElementById("currentArrow"); + currentArrow.parentNode.removeChild(currentArrow); + this.addArrow({ + start: this.startArrow, + end: landingCoords }); } this.startArrow = null; @@ -710,14 +867,44 @@ export default { }; + +