X-Git-Url: https://git.auder.net/?p=vchess.git;a=blobdiff_plain;f=client%2Fsrc%2Fcomponents%2FBoard.vue;h=83dc8630b84d23519858510a3dc40d7455dd4f7c;hp=80a79a4a294d2209c6d9365ac964f3f7bc19ce5c;hb=49dad26138d3dee0cacbb94ad8d3d3eff12c477a;hpb=c0b036aaf5a2a8e477c955623df2a8e5ce826151 diff --git a/client/src/components/Board.vue b/client/src/components/Board.vue index 80a79a4a..83dc8630 100644 --- a/client/src/components/Board.vue +++ b/client/src/components/Board.vue @@ -24,6 +24,10 @@ export default { choices: [], //promotion pieces, or checkered captures... (as moves) 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 }, + arrows: [], //object of {start: x,y / end: x,y} + circles: {}, //object of squares' ID --> true (TODO: use a set?) click: "", clickTime: 0, settings: store.state.settings @@ -104,6 +108,7 @@ export default { }, [...Array(sizeY).keys()].map(j => { const cj = orientation == "w" ? j : sizeY - j - 1; + const squareId = "sq-" + ci + "-" + cj; let elems = []; if (showPiece(ci, cj)) { elems.push( @@ -112,7 +117,7 @@ export default { piece: true, ghost: !!this.selectedPiece && - this.selectedPiece.parentNode.id == "sq-" + ci + "-" + cj + this.selectedPiece.parentNode.id == squareId }, attrs: { src: @@ -140,6 +145,18 @@ export default { }) ); } + if (!!this.circles[squareId]) { + elems.push( + h("img", { + "class": { + "circle-square": true + }, + attrs: { + src: "/images/circle.svg" + } + }) + ); + } const lightSquare = (ci + cj) % 2 == lightSquareMod; return h( "div", @@ -363,6 +380,89 @@ export default { ); elementArray.unshift(choices); } + if ( + !this.mobileBrowser && + (this.arrows.length > 0 || this.movingArrow.x >= 0) + ) { + let svgArrows = []; + this.arrows.forEach(a => { + svgArrows.push( + h( + "path", + { + "class": { "svg-arrow": true }, + attrs: { + d: ( + "M" + a.start.x + "," + a.start.y + " " + + "L" + a.end.x + "," + a.end.y + ) + } + } + ) + ); + }); + if (this.movingArrow.x >= 0) { + svgArrows.push( + h( + "path", + { + "class": { "svg-arrow": true }, + attrs: { + d: ( + "M" + this.startArrow.x + "," + this.startArrow.y + " " + + "L" + this.movingArrow.x + "," + this.movingArrow.y + ) + } + } + ) + ); + } + // Add SVG element for drawing arrows + elementArray.push( + h( + "svg", + { + attrs: { + id: "arrowCanvas", + stroke: "none" + } + }, + [ + h( + "defs", + {}, + [ + h( + "marker", + { + attrs: { + id: "arrow", + markerWidth: "2", + markerHeight: "2", + markerUnits: "strokeWidth", + refX: "0", + refY: "1", + orient: "auto" + } + }, + [ + h( + "path", + { + attrs: { + d: "M0,0 L0,2 L2,1 z", + style: "fill: blue" + } + } + ) + ] + ) + ] + ) + ].concat(svgArrows) + ) + ); + } let onEvents = {}; // NOTE: click = mousedown + mouseup if (this.mobileBrowser) { @@ -378,80 +478,132 @@ export default { on: { mousedown: this.mousedown, mousemove: this.mousemove, - mouseup: this.mouseup + mouseup: this.mouseup, + contextmenu: this.blockContextMenu } }; } return h("div", onEvents, elementArray); }, methods: { + blockContextMenu: function(e) { + e.preventDefault(); + e.stopPropagation(); + return false; + }, + cancelResetArrows: function() { + this.startArrow = null; + this.arrows = []; + this.circles = {}; + }, mousedown: function(e) { + if (!([1, 3].includes(e.which))) return; e.preventDefault(); - if (!this.start) { - // 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.$emit( - "click-square", - getSquareFromId(withPiece ? e.target.parentNode.id : e.target.id) - ); - // Start square must contain a piece. - if (!withPiece) return; - let parent = e.target.parentNode; //surrounding square - // Show possible moves if current player allowed to play - const startSquare = getSquareFromId(parent.id); - this.possibleMoves = []; - const color = this.analyze ? this.vr.turn : this.userColor; - if (this.vr.canIplay(color, startSquare)) - this.possibleMoves = this.vr.getPossibleMovesFrom(startSquare); - // For potential drag'n drop, remember start coordinates - // (to center the piece on mouse cursor) - let rect = parent.getBoundingClientRect(); - this.start = { + if (e.which != 3) + // Cancel current drawing and circles, if any + this.cancelResetArrows(); + if (e.which == 1 || this.mobileBrowser) { + // Mouse left button + if (!this.start) { + // NOTE: classList[0] is enough: 'piece' is the first assigned class + const withPiece = (e.target.classList[0] == "piece"); + // Emit the click event which could be used by some variants + this.$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 + // Show possible moves if current player allowed to play + 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); + // 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 + } + ); + parent.insertBefore(this.selectedPiece, e.target.nextSibling); + } else { + this.processMoveAttempt(e); + } + } else { + // e.which == 3 : mouse right button + 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: parent.id + id: elem.id }; - // Add the moving piece to the board, just after current image - this.selectedPiece = e.target.cloneNode(); + } + }, + mousemove: function(e) { + if (!this.selectedPiece && !this.startArrow) 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, { - position: "absolute", - top: 0, - display: "inline-block", - zIndex: 3000 + left: offsetX - this.start.x + "px", + top: offsetY - this.start.y + "px" } ); - parent.insertBefore(this.selectedPiece, e.target.nextSibling); - } else { - this.processMoveAttempt(e); } - }, - mousemove: function(e) { - if (!this.selectedPiece) return; - e.preventDefault(); - // 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, - { - left: offsetX - this.start.x + "px", - top: offsetY - this.start.y + "px" + else { + let elem = e.target; + // 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 + }; } - ); + } }, mouseup: function(e) { - if (!this.selectedPiece) return; + if (!([1, 3].includes(e.which))) 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); + if (e.which == 1) { + if (!this.selectedPiece) return; + // 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 { + // Mouse right button (e.which == 3) + this.movingArrow = { x: -1, y: -1 }; + this.processArrowAttempt(e); + } }, processMoveAttempt: function(e) { // Obtain the move from start and end squares @@ -482,6 +634,31 @@ export default { } else if (moves.length == 1) this.play(moves[0]); // else: forbidden move attempt }, + processArrowAttempt: function(e) { + // Obtain the arrow from start and end squares + const [offsetX, offsetY] = [e.clientX, e.clientY]; + 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) + // 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 + } + }); + } + this.startArrow = null; + }, findMatchingMoves: function(endSquare) { // Run through moves list and return the matching set (if promotions...) return ( @@ -538,6 +715,21 @@ img.ghost opacity: 0.5 top: 0 +#arrowCanvas + pointer-events: none + position: absolute + top: 0 + left: 0 + width: 100% + height: 100% + +.svg-arrow + opacity: 0.65 + stroke: #5f0e78 + stroke-width: 10px + fill: none + marker-end: url(#arrow) + .incheck-light background-color: rgba(204, 51, 0, 0.7) !important .incheck-dark