Web Dev Solutions

Catalin Mititiuc

function isEven(n) { return n % 2 === 0; } function radToDeg(radians) { return radians * 180 / Math.PI; } function calculateAngle(xDiff, yDiff) { yDiff = -yDiff; let angle = Math.abs(Math.atan(yDiff / xDiff)); if (xDiff < 0 && yDiff > 0) { angle = Math.PI - angle; } else if (xDiff < 0 && yDiff < 0) { angle = Math.PI + angle; } else if (xDiff > 0 && yDiff < 0) { angle = 2 * Math.PI - angle; } return angle; } function edgePoint(x1, y1, x2, y2, maxX, maxY) { let pointCoords, xDiff = x2 - x1, yDiff = y2 - y1, xIntercept = y => (y - y1) * xDiff / yDiff + x1, yIntercept = x => (x - x1) * yDiff / xDiff + y1; if (xDiff > 0 && yDiff > 0) { let x = xIntercept(maxY); pointCoords = x <= maxX ? [x, maxY] : [maxX, yIntercept(maxX)]; } else if (xDiff > 0 && yDiff < 0) { let y = yIntercept(maxX); pointCoords = y >= 0 ? [maxX, y] : [xIntercept(0), 0]; } else if (xDiff < 0 && yDiff < 0) { let x = xIntercept(0); pointCoords = x >= 0 ? [x, 0] : [0, yIntercept(0)]; } else { let y = yIntercept(0); pointCoords = y <= maxY ? [0, y] : [xIntercept(maxY), maxY]; } return pointCoords; } let getPointCoords = (x, y) => { let point = document.querySelector(`[data-x="${x}"][data-y="${y}"]`); return [point.x.baseVal.value, point.y.baseVal.value] }; function positionFiringArc(e) { let activeFiringArc = document.querySelector('polygon.firing-arc.active'); // TODO: handle exactly horizontal and vertical lines if (activeFiringArc) { let activeFiringArcOutline = document.querySelector(`#lines polygon[data-troop-number="${activeFiringArc.dataset.troopNumber}"][data-troop-allegiance="${activeFiringArc.dataset.troopAllegiance}"]`); board = document.getElementById('image-maps'), { width, height } = board.getBBox(), pt = new DOMPoint(e.clientX, e.clientY), { x: pointerX, y: pointerY } = pt.matrixTransform(board.getScreenCTM().inverse()), [maxXpx, maxYpx] = [width, height], {x: x1px, y: y1px} = activeFiringArc.points[0]; let [x2px, y2px] = [ pointerX / width * maxXpx, pointerY / height * maxYpx ]; let xDiff = x2px - x1px; let yDiff = y2px - y1px; let angle = calculateAngle(xDiff, yDiff); let arcAngle = FIRING_ARC_SIZE[activeFiringArc.dataset.size]; let distance = Math.sqrt((x2px - x1px)**2 + (y2px - y1px)**2); let yDelta = distance * Math.cos(angle) * Math.tan(arcAngle); let xDelta = distance * Math.sin(angle) * Math.tan(arcAngle); let [newY1, newX1] = [y2px + yDelta, x2px + xDelta]; let [newY2, newX2] = [y2px - yDelta, x2px - xDelta]; [newX1, newY1] = edgePoint(x1px, y1px, newX1, newY1, maxXpx, maxYpx); [newX2, newY2] = edgePoint(x1px, y1px, newX2, newY2, maxXpx, maxYpx); let oppositeEdgeConditions = [ newX1 == 0 && newX2 == maxXpx, newX2 == 0 && newX1 == maxXpx, newY1 == 0 && newY2 == maxYpx, newY2 == 0 && newY1 == maxYpx ] let orthogonalEdgeConditions = [ (newX1 == 0 || newX1 == maxXpx) && (newY2 == 0 || newY2 == maxYpx), (newX2 == 0 || newX2 == maxXpx) && (newY1 == 0 || newY1 == maxYpx), ] let points; if (oppositeEdgeConditions.some(e => e)) { let cornerPoints; if (xDiff > 0 && yDiff > 0) { if ((newY1 == 0 && newY2 == maxYpx) || (newY1 == maxYpx && newY2 == 0)) { cornerPoints = [[maxXpx, 0], [maxXpx, maxYpx]]; } else { cornerPoints = [[maxXpx, maxYpx], [0, maxYpx]]; } } else if (xDiff > 0 && yDiff < 0) { if ((newY1 == 0 && newY2 == maxYpx) || (newY1 == maxYpx && newY2 == 0)) { cornerPoints = [[maxXpx, 0], [maxXpx, maxYpx]]; } else { cornerPoints = [[0, 0], [maxXpx, 0]]; } } else if (xDiff < 0 && yDiff > 0) { if ((newY1 == 0 && newY2 == maxYpx) || (newY1 == maxYpx && newY2 == 0)) { cornerPoints = [[0, maxYpx], [0, 0]]; } else { cornerPoints = [[maxXpx, maxYpx], [0, maxYpx]]; } } else { if ((newY1 == 0 && newY2 == maxYpx) || (newY1 == maxYpx && newY2 == 0)) { cornerPoints = [[0, maxYpx], [0, 0]]; } else { cornerPoints = [[0, 0], [maxXpx, 0]]; } } points = `${x1px},${y1px} ${newX1},${newY1} ${cornerPoints[1]} ${cornerPoints[0]} ${newX2},${newY2}`; } else if (orthogonalEdgeConditions.some(e => e)) { let cornerPoints = []; let cp1, cp2; if (newX1 == 0 || newX1 == maxXpx) { cp1 = [newX1, yDiff > 0 ? maxYpx : 0]; } else { cp1 = [xDiff > 0 ? maxXpx : 0, newY1]; } if (newX2 == 0 || newX2 == maxXpx) { cp2 = [newX2, yDiff > 0 ? maxYpx : 0]; } else { cp2 = [xDiff > 0 ? maxXpx : 0, newY2]; } if (cp1[0] == cp2[0] && cp1[1] == cp2[1]) { cornerPoints.push(cp1); } else { cornerPoints.push(cp1); cornerPoints.push([xDiff > 0 ? maxXpx : 0, yDiff > 0 ? maxYpx : 0]) cornerPoints.push(cp2); } points = `${x1px},${y1px} ${newX1},${newY1} ${cornerPoints.join(' ')} ${newX2},${newY2}`; } else { points = `${x1px},${y1px} ${newX1},${newY1} ${newX2},${newY2}`; } activeFiringArcOutline.setAttributeNS(null, 'points', points); activeFiringArc.setAttributeNS(null, 'points', points); } } function evenr_to_axial(x, y) { return {q: x - (y + (y & 1)) / 2, r: y}; } function axial_to_evenr(q, r) { return {x: q + (r + (r & 1)) / 2, y: r}; } function axial_distance(q1, r1, q2, r2) { return (Math.abs(q1 - q2) + Math.abs(q1 + r1 - q2 - r2) + Math.abs(r1 - r2)) / 2; } function offset_distance(x1, y1, x2, y2) { let { q: q1, r: r1 } = evenr_to_axial(x1, y1), { q: q2, r: r2 } = evenr_to_axial(x2, y2); return axial_distance(q1, r1, q2, r2); } function cube_to_axial(q, r, s) { return { q: q, r: r }; } function axial_to_cube(q, r) { return { q: q, r: r, s: -q - r}; } function cube_round(q, r, s) { rQ = Math.round(q); rR = Math.round(r); rS = Math.round(s); let q_diff = Math.abs(rQ - q), r_diff = Math.abs(rR - r), s_diff = Math.abs(rS - s); if (q_diff > r_diff && q_diff > s_diff) { rQ = -rR - rS; } else if (r_diff > s_diff) { rR = -rQ - rS; } else { rS = -rQ - rR; } return {q: rQ, r: rR, s: rS}; } function axial_round(q, r) { let cube = axial_to_cube(q, r), round = cube_round(cube.q, cube.r, cube.s), axial = cube_to_axial(round.q, round.r, round.s); return {q: axial.q, r: axial.r}; } function lerp(a, b, t) { return a + (b - a) * t; } function axial_lerp(q1, r1, q2, r2, t) { return { q: lerp(q1, q2, t), r: lerp(r1, r2, t) }; } function linedraw(x1, y1, x2, y2) { let axial1 = evenr_to_axial(x1, y1), axial2 = evenr_to_axial(x2, y2), n = offset_distance(x1, y1, x2, y2), results = []; for (let i = 0; i <= n; i++) { let lerp = axial_lerp(axial1.q, axial1.r, axial2.q, axial2.r, 1.0 / n * i), round = axial_round(lerp.q, lerp.r), { x, y } = axial_to_evenr(round.q, round.r); results.push([x, y]); } return results; } const svgns = "http://www.w3.org/2000/svg", svg = document.querySelector('svg'), hex = document.getElementById('point'), ptGrp = document.getElementById('points'), cntrGrp = document.getElementById('counters'), settingsPanel = document.getElementById('panel'), recordSheetVisibility = document.querySelector('#content input[type="checkbox"].visible'); const q = s => document.querySelector(s), qA = s => document.querySelectorAll(s); const { x: VIEWBOX_X, y: VIEWBOX_Y, width: VIEWBOX_WIDTH, height: VIEWBOX_HEIGHT } = svg.viewBox.baseVal; const COLUMN_COUNT = 33, ROW_COUNT = 51, // const COLUMN_COUNT = 20, // ROW_COUNT = 20, HORZ_POINT_DISTANCE = 1.005, VERT_POINT_DISTANCE = Math.sqrt(3) * HORZ_POINT_DISTANCE / 2, ALTERNATING_OFFSET = HORZ_POINT_DISTANCE / 2, CIRCUMRADIUS = Math.max(...[...new Set(Object.values(hex.points).flatMap(({x, y}) => [x, y]))]), INRADIUS = CIRCUMRADIUS * Math.sqrt(3) / 2, [COLUMNS, ROWS] = [COLUMN_COUNT, ROW_COUNT].map(n => [...Array(n).keys()]), POINTS = ROWS.map(y => COLUMNS.map(x => [x, y])); const FIRING_ARC_SIZE = { 'small': Math.atan(HORZ_POINT_DISTANCE / (6 * VERT_POINT_DISTANCE)), 'medium': Math.atan((HORZ_POINT_DISTANCE / 2) / VERT_POINT_DISTANCE), 'large': Math.atan((21 * HORZ_POINT_DISTANCE) / (6 * VERT_POINT_DISTANCE)) } let prevVb = localStorage.getItem('viewBox'); let recVis = localStorage.getItem('recordsVisibility'); if (prevVb) { svg.setAttributeNS(null, 'viewBox', prevVb); } if (recVis == 'false') { recordSheetVisibility.checked = false; } let info = document.getElementById('status'); Object.values(settingsPanel.querySelectorAll('fieldset')).forEach(fieldset => { // [].forEach(fieldset => { const identityMtx = [1, 0, 0, 1, 0, 0]; const target = document.getElementById(fieldset.name); const transform = getComputedStyle(target).transform.match(/-?\d+\.?\d*/g) || identityMtx; const inputs = fieldset.querySelectorAll('input'); if (transform) { const [a, b, c, d, e, f] = transform.map(n => parseFloat(n)); // a c e // b d f const scaleX = Math.sqrt(a**2 + c**2); const scaleY = Math.sqrt(b**2 + d**2); let values = { scaleX: Math.round(scaleX * 1000) / 1000, scaleY: Math.round(scaleY * 1000) / 1000, translateX: e, translateY: f, rotate: Math.round(radToDeg((Math.acos(a / scaleX) + Math.asin(b / scaleY)) / 2) * 10) / 10 } inputs.forEach(input => input.value = values[input.name]); } inputs.forEach(input => { input.addEventListener('pointerenter', e => e.target.focus()); input.addEventListener('input', e => { let { translateX, translateY, rotate, scaleX, scaleY } = Object.values(inputs).reduce((acc, input) => { acc[input.name] = input.value; return acc; }, {}); let transform = `translate(${translateX}px, ${translateY}px) rotate(${rotate}deg) scale(${scaleX}, ${scaleY})`; target.style.transform = transform; }); input.addEventListener('pointerleave', () => document.activeElement.blur()); }); }); function ptGrpToSvgPt(x, y) { let transProp = getComputedStyle(ptGrp).transform.match(/-?\d+\.?\d*/g), mtx = new DOMMatrix(transProp || ''), pt = new DOMPoint(x, y), svgP = pt.matrixTransform(mtx); return svgP; } const Counter = new function() { let container = cntrGrp, selectedClass = 'selected', dataSelector = function(troopNumber, allegiance) { return `[data-troop-number="${troopNumber}"][data-troop-allegiance="${allegiance}"]`; }, selector = function(troopNumber, allegiance) { return `use.counter${dataSelector(troopNumber, allegiance)}`; }, position = function(x, y) { return `use.counter[data-x="${x}"][data-x="${y}"]`; }, traceSelector = function(troopNumber, allegiance) { return `polyline.move-trace${dataSelector(troopNumber, allegiance)}`; }, clickClone = function() { let { troopNumber, troopAllegiance, x, y } = this.dataset, xAttr = this.getAttribute('x'), yAttr = this.getAttribute('y'); if (Counter.isSelected(troopNumber, troopAllegiance)) { let trace = container.querySelector(traceSelector(troopNumber, troopAllegiance)), points = trace.getAttribute('points').split(' '); if (`${xAttr},${yAttr}` == points.at(0)) { let counter = Counter.get(troopNumber, troopAllegiance); counter.setAttributeNS(null, 'x', xAttr); counter.setAttributeNS(null, 'y', yAttr); counter.dataset.x = x; counter.dataset.y = y; Counter.removeClones(this); trace.remove(); } else { points = points.filter(p => p != `${xAttr},${yAttr}`).join(' '); trace.setAttributeNS(null, 'points', points); } this.remove(); } }, click = function() { if (this.classList.contains(selectedClass)) { let { troopNumber, troopAllegiance } = this.dataset, trace = container.querySelector(traceSelector(troopNumber, troopAllegiance)); if (trace) { let points = trace.getAttribute('points').split(' '), [xAttr, yAttr] = points.at(-2).split(','), clone = container.querySelector(`${dataSelector(troopNumber, troopAllegiance)}[x="${xAttr}"][y="${yAttr}"].clone`); points.pop(); if (points.length >= 2) { trace.setAttributeNS(null, 'points', points.join(' ')); } else { trace.remove(); } this.setAttributeNS(null, 'x', clone.getAttribute('x')); this.setAttributeNS(null, 'y', clone.getAttribute('y')); this.dataset.x = clone.dataset.x; this.dataset.y = clone.dataset.y; clone.remove(); } } }, dblClick = function() { if (this.classList.contains(selectedClass)) { let { troopNumber, troopAllegiance } = this.dataset, trace = container.querySelector(traceSelector(troopNumber, troopAllegiance)); if (!trace) { Counter.remove(this); document.querySelectorAll(`#firing-arcs ${dataSelector(troopNumber, troopAllegiance)}`).forEach(el => el.remove()); } } }; this.get = function(troopNumber, allegiance) { return container.querySelector(`${selector(troopNumber, allegiance)}:not(.clone)`); }; this.getAt = function(x, y) { return container.querySelector(`${position(x, y)}:not(.clone)`); }; this.select = function({ dataset: { troopNumber, troopAllegiance }}) { this.unSelect(); let counterAndClones = container.querySelectorAll(selector(troopNumber, troopAllegiance)); counterAndClones.forEach(el => { el.style.pointerEvents = 'auto'; if (!el.classList.contains('clone')) { el.classList.add(selectedClass); } }); }; this.unSelect = function() { let selected = container.querySelector(`.${selectedClass}`); if (selected) { let { troopNumber, troopAllegiance } = selected.dataset; selected.classList.remove(selectedClass); selected.removeAttribute('style'); container .querySelectorAll(`${selector(troopNumber, troopAllegiance)}.clone`) .forEach(el => el.removeAttribute('style')); } }; this.isSelected = function(troopNumber, allegiance) { return container.querySelector(`${selector(troopNumber, allegiance)}.${selectedClass}`) !== null; }; this.place = function({ dataset: { troopNumber, troopAllegiance }}, point) { let counter, points, counterNodeList = container.querySelectorAll(selector(troopNumber, troopAllegiance)); if (counterNodeList.length > 0) { let counters = Array.from(counterNodeList), original = counters.find(el => !el.classList.contains('clone')), trace = container.querySelector(traceSelector(troopNumber, troopAllegiance)); let current = { x: point.dataset.x, y: point.dataset.y, xAttr: point.getAttribute('x'), yAttr: point.getAttribute('y') }, previous = { x: original.dataset.x, y: original.dataset.y, xAttr: original.getAttribute('x'), yAttr: original.getAttribute('y') } counter = original.cloneNode(); counter.setAttributeNS(null, 'x', previous.xAttr); counter.setAttributeNS(null, 'y', previous.yAttr); counter.dataset.x = previous.x; counter.dataset.y = previous.y; counter.classList.remove(selectedClass); counter.classList.add('clone'); original.setAttributeNS(null, 'x', current.xAttr); original.setAttributeNS(null, 'y', current.yAttr); original.dataset.x = current.x; original.dataset.y = current.y; if (!trace) { trace = document.createElementNS(svgns, 'polyline'); points = `${previous.xAttr},${previous.yAttr} ${current.xAttr},${current.yAttr}`; trace.dataset.troopNumber = troopNumber; trace.dataset.troopAllegiance = troopAllegiance; trace.classList.add('move-trace'); container.prepend(trace); } else { points = `${trace.getAttribute('points')} ${current.xAttr},${current.yAttr}`; } trace.setAttributeNS(null, 'points', points); counter.addEventListener('click', clickClone); } else { counter = document.createElementNS(svgns, 'use'), counter.setAttributeNS(null, 'href', `#${troopAllegiance}-${troopNumber}`); counter.classList.add('counter', 'selected'); counter.setAttributeNS(null, 'x', point.getAttribute('x')); counter.setAttributeNS(null, 'y', point.getAttribute('y')); counter.dataset.troopNumber = troopNumber; counter.dataset.troopAllegiance = troopAllegiance; counter.dataset.x = point.dataset.x; counter.dataset.y = point.dataset.y; counter.style.pointerEvents = 'auto'; counter.addEventListener('click', click); counter.addEventListener('dblclick', dblClick); } container.appendChild(counter); }; this.remove = function({ dataset: { troopNumber, troopAllegiance }}) { container .querySelectorAll(dataSelector(troopNumber, troopAllegiance)) .forEach(el => el.remove()); }; this.removeClones = function({ dataset: { troopNumber, troopAllegiance }}) { container .querySelectorAll(`${selector(troopNumber, troopAllegiance)}.clone`) .forEach(el => el.remove()); }; this.endMove = function(el) { let { troopNumber, troopAllegiance } = el.dataset; let trace = container.querySelector(traceSelector(troopNumber, troopAllegiance)); if (trace) { trace.remove(); } Counter.removeClones(el); }; this.hasProne = function(troopNumber, troopAllegiance) { let selector = `g#${troopAllegiance}-${troopNumber} use[href="#counter-prone"]`; return !!document.querySelector(selector); }; }; const RecordSheet = new function() { let clipUnclippedFiringArcs = function() { let unclipped = document.querySelectorAll('#firing-arcs polygon:not([clip-path])'); unclipped.forEach(el => { let { troopNumber, troopAllegiance } = el.dataset; el.setAttributeNS(null, 'clip-path', `url(#clip-path-${troopAllegiance}-${troopNumber})`); }); }; this.unSelect = function() { let selected = this.getSelected(); if (selected) { selected.classList.remove('selected'); document.getElementById('toggle-prone-counter').checked = false; } clipUnclippedFiringArcs(); Counter.unSelect(); }; this.getSelected = function() { return document.querySelector('.soldier-record.selected'); }; this.select = function(el) { let { troopNumber, troopAllegiance } = el.dataset, proneStatus = Counter.hasProne(troopNumber, troopAllegiance); this.unSelect(); el.classList.add('selected'); document.getElementById('toggle-prone-counter').checked = proneStatus; existingArcs = document.querySelectorAll(`#firing-arcs polygon[data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]`); existingArcs.forEach(el => el.removeAttribute('clip-path')); }; }; POINTS.forEach((row, index) => row.forEach(([x, y]) => { var cx = x * INRADIUS * 2 + (isEven(index) ? INRADIUS : 0), cy = y * 3 / 2 * CIRCUMRADIUS, point = document.createElementNS(svgns, 'use'); cx = parseFloat(cx.toFixed(1)); cy = parseFloat(cy.toFixed(1)); point.setAttributeNS(null, 'href', `#point`); point.setAttributeNS(null, 'x', cx); point.setAttributeNS(null, 'y', cy); point.dataset.x = x; point.dataset.y = y; point.addEventListener('click', e => { let selectedSoldier = document.querySelector('.soldier-record.selected'); let existingOccupant = svg.querySelector(`.counter[data-x="${point.dataset.x}"][data-y="${point.dataset.y}"]`); if (selectedSoldier && !existingOccupant) { Counter.place(selectedSoldier, point); let sl = svg.querySelector('.sight-line'); if (sl) { sl.classList.add('active'); point.dispatchEvent(new MouseEvent('mouseout')); point.dispatchEvent(new MouseEvent('mouseover')); } } }); point.addEventListener('contextmenu', e => { e.preventDefault(); let sl = svg.querySelector('.sight-line'); if (sl) { sl.classList.toggle('active'); if (sl.classList.contains('active')) { point.dispatchEvent(new MouseEvent('mouseout')); point.dispatchEvent(new MouseEvent('mouseover')); } } }); point.addEventListener('mouseover', e => { let selected = RecordSheet.getSelected(); if (selected) { let { troopNumber: tn, troopAllegiance: ta } = selected.dataset, counter = Counter.get(tn, ta), sl = document.querySelector('line.sight-line'); if (counter && (!sl || sl.classList.contains('active'))) { let source = ptGrp.querySelector(`use[data-x="${counter.dataset.x}"][data-y="${counter.dataset.y}"]`), [x1, y1] = [source.getAttribute('x'), source.getAttribute('y')], [x2, y2] = [e.target.getAttribute('x'), e.target.getAttribute('y')]; if (x1 !== x2 || y1 !== y2) { let { x: svgX1, y: svgY1 } = ptGrpToSvgPt(x1, y1); let { x: svgX2, y: svgY2 } = ptGrpToSvgPt(x2, y2); let sightLine = document.createElementNS(svgns, 'line'); sightLine.classList.add('sight-line'); sightLine.classList.add('active'); sightLine.setAttributeNS(null, 'x1', svgX1); sightLine.setAttributeNS(null, 'y1', svgY1); sightLine.setAttributeNS(null, 'x2', svgX2); sightLine.setAttributeNS(null, 'y2', svgY2); document.getElementById('grid').appendChild(sightLine); let coords = [ counter.dataset.x, counter.dataset.y, e.target.dataset.x, e.target.dataset.y ].map(n => parseInt(n)); info.querySelector('#hex-count').textContent = offset_distance(...coords); info.style.display = 'block'; let lineCoords = linedraw(...coords); lineCoords.shift(); let s = lineCoords.map(([x, y]) => `use[data-x="${x}"][data-y="${y}"]`).join(', '); ptGrp.querySelectorAll(s).forEach(p => p.classList.add('active')); } } } }); point.addEventListener('mouseout', e => { let sl = svg.querySelector('.sight-line.active'); if (sl) { info.querySelector('#hex-count').textContent = '-'; info.style.display = 'none'; ptGrp.querySelectorAll('.active').forEach(el => el.removeAttribute('class')); svg.querySelectorAll('.sight-line').forEach(el => el.remove()); } }); ptGrp.appendChild(point); })); document.querySelectorAll('.soldier-record').forEach(el => el.addEventListener('click', e => { if (el.classList.contains('selected')) { el.classList.remove('selected'); RecordSheet.unSelect(); Counter.unSelect(); } else { RecordSheet.select(el); Counter.select(el); } let sl = svg.querySelector('.sight-line'); if (sl) { info.querySelector('#hex-count').textContent = '-'; info.style.display = 'none'; ptGrp.querySelectorAll('.active').forEach(el => el.removeAttribute('class')); svg.querySelectorAll('.sight-line').forEach(el => el.remove()); } }) ); document.querySelector('#grid').addEventListener('click', e => { let point = ptGrp.querySelector(`[data-x="${e.target.dataset.x}"][data-y="${e.target.dataset.y}"]`), sl = svg.querySelector('.sight-line'); if (sl) { sl.classList.add('active'); point.dispatchEvent(new MouseEvent('mouseout')); point.dispatchEvent(new MouseEvent('mouseover')); } }); document.querySelectorAll('.end-move').forEach(el => el.addEventListener('click', e => { let selected = RecordSheet.getSelected(); if (selected) { Counter.endMove(selected); RecordSheet.unSelect(); selected.classList.toggle('movement-ended'); } })); document.querySelectorAll('.end-turn').forEach(el => el.addEventListener('click', ({ target: { dataset: { allegiance }}}) => { let dataSelector = `[data-troop-allegiance="${allegiance}"]`, records = Array.from(qA(`.soldier-record${dataSelector}`)); qA(`#firing-arcs ${dataSelector}`).forEach(el => el.remove()); records .sort((el1, el2) => el1.dataset.troopNumber > el2.dataset.troopNumber) .forEach(el => el.classList.remove('movement-ended')); RecordSheet.select(records.at(0)); }) ); document.querySelectorAll('.set-firing-arc').forEach(el => el.addEventListener('click', e => { let selectedSoldier = document.querySelector('.soldier-record.selected'); if (selectedSoldier) { let {troopNumber, troopAllegiance} = selectedSoldier.dataset, counter = Counter.get(troopNumber, troopAllegiance); let existingArcs = document.querySelectorAll( `#firing-arcs [data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]` ); existingArcs.forEach(el => el.remove()); if (counter) { let arcLayer = document.getElementById('shapes'); let outlineLayer = document.getElementById('lines'); let arcContainer = document.getElementById('firing-arcs'); let grid = document.getElementById('grid'); const transform = getComputedStyle(grid).transform.match(/-?\d+\.?\d*/g); const pt = new DOMPoint(counter.getAttribute('x'), counter.getAttribute('y')); const mtx = new DOMMatrix(transform); let tPt = pt.matrixTransform(mtx); let pivotPoint = [tPt.x, tPt.y]; let firingArc = document.createElementNS(svgns, 'polygon'); let firingArcOutline = document.createElementNS(svgns, 'polygon'); firingArc.classList.add('firing-arc', 'active'); firingArc.dataset.troopNumber = troopNumber; firingArc.dataset.troopAllegiance = troopAllegiance; firingArc.dataset.size = e.target.dataset.size; firingArc.setAttributeNS(null, 'points', `${pivotPoint} ${pivotPoint} ${pivotPoint}`); firingArcOutline.dataset.troopNumber = troopNumber; firingArcOutline.dataset.troopAllegiance = troopAllegiance; firingArcOutline.setAttributeNS(null, 'points', `${pivotPoint} ${pivotPoint} ${pivotPoint}`); let clipShape = document.createElementNS(svgns, 'circle'); clipShape.setAttributeNS(null, 'cx', tPt.x); clipShape.setAttributeNS(null, 'cy', tPt.y); clipShape.setAttributeNS(null, 'r', 100); let clipPath = document.createElementNS(svgns, 'clipPath'); clipPath.setAttributeNS(null, 'id', `clip-path-${troopAllegiance}-${troopNumber}`); clipPath.dataset.troopNumber = troopNumber; clipPath.dataset.troopAllegiance = troopAllegiance; clipPath.appendChild(clipShape); arcContainer.appendChild(clipPath); arcLayer.appendChild(firingArc); outlineLayer.appendChild(firingArcOutline); let firingArcPlacementListener = e => { document.querySelectorAll('.firing-arc.active').forEach(el => el.classList.remove('active')); ptGrp.removeAttribute('style'); svg.removeEventListener('mousemove', positionFiringArc); firingArc.removeEventListener('click', firingArcPlacementListener); firingArc.removeEventListener('contextmenu', cancelFiringArcPlacement); }; let cancelFiringArcPlacement = e => { e.preventDefault(); firingArc.removeEventListener('click', firingArcPlacementListener); firingArc.removeEventListener('contextmenu', cancelFiringArcPlacement); let existingArcs = document.querySelectorAll( `#firing-arcs [data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]` ); existingArcs.forEach(el => el.remove()); ptGrp.removeAttribute('style'); svg.removeEventListener('mousemove', positionFiringArc); }; ptGrp.style.pointerEvents = 'none'; svg.addEventListener('mousemove', positionFiringArc); firingArc.addEventListener('click', firingArcPlacementListener); firingArc.addEventListener('contextmenu', cancelFiringArcPlacement); } } })); svg.addEventListener('wheel', e => { e.preventDefault(); const pt = new DOMPoint(e.clientX, e.clientY), svgP = pt.matrixTransform(svg.getScreenCTM().inverse()); let { x, y, width, height } = svg.viewBox.baseVal, widthDelta = width * 0.25, heightDelta = height * 0.25, xChange = (svgP.x - x) / width * widthDelta, yChange = (svgP.y - y) / height * heightDelta, widthChange = (1 - ((svgP.x - x) / width)) * widthDelta, heightChange = (1 - ((svgP.y - y) / height)) * heightDelta, newX = parseInt(e.deltaY < 0 ? x + xChange : x - xChange), newWidth = parseInt(e.deltaY < 0 ? width - xChange - widthChange : width + xChange + widthChange), newY = parseInt(e.deltaY < 0 ? y + yChange : y - yChange), newHeight = parseInt(e.deltaY < 0 ? height - yChange - heightChange : height + yChange + heightChange); let vb = `${newX} ${newY} ${newWidth} ${newHeight}` // TODO attribute change event? localStorage.setItem('viewBox', vb); svg.setAttributeNS(null, 'viewBox', vb); }); svg.addEventListener('pointerdown', e => { e.preventDefault(); const minPanDistanceThreshold = 5; let dist, ctm, pan = false, { x, y, width, height } = svg.viewBox.baseVal, startPt = new DOMPoint(e.clientX, e.clientY), movePt = new DOMPoint(); function pointerMove(e) { movePt.x = e.clientX; movePt.y = e.clientY; if (!pan) { dist = Math.sqrt((movePt.x - startPt.x)**2 + (movePt.y - startPt.y)**2); if (dist >= minPanDistanceThreshold) { pan = true; svg.setPointerCapture(e.pointerId); startPt.x = e.clientX; startPt.y = e.clientY; } } if (pan) { ctm = svg.getScreenCTM().inverse(); const [svgStartPt, svgMovePt] = [startPt, movePt].map(p => p.matrixTransform(ctm)), moveX = parseInt(svgStartPt.x - svgMovePt.x + x), moveY = parseInt(svgStartPt.y - svgMovePt.y + y); let vb = `${moveX} ${moveY} ${width} ${height}`; localStorage.setItem('viewBox', vb); svg.setAttributeNS(null, 'viewBox', vb); } } function pointerUp(e) { svg.removeEventListener('pointermove', pointerMove); svg.removeEventListener('pointerup', pointerUp); } svg.addEventListener('pointermove', pointerMove); svg.addEventListener('pointerup', pointerUp); }); recordSheetVisibility.addEventListener('input', e => { localStorage.setItem('recordsVisibility', recordSheetVisibility.checked); }); document.querySelectorAll('#toggle-firing-arc-vis input').forEach(el => el.addEventListener('input', e => { let clipPaths = svg.querySelectorAll(`clipPath[data-troop-allegiance="${el.dataset.allegiance}"]`); clipPaths.forEach(cp => cp.style.display = el.checked ? 'none' : ''); })); document.getElementById('toggle-prone-counter').addEventListener('input', function(e) { let selected = RecordSheet.getSelected(); if (selected) { let template = q(`g#${selected.dataset.troopAllegiance}-${selected.dataset.troopNumber}`); if (this.checked) { let counter = document.createElementNS(svgns, 'use'); counter.setAttributeNS(null, 'href', '#counter-prone'); template.appendChild(counter); } else { template.querySelector('[href="#counter-prone"]').remove(); } } }); (function debug() { function drawLine(x1, y1, x2, y2) { let start = ptGrp.querySelector(`[data-x="${x1}"][data-y="${y1}"]`); let end = ptGrp.querySelector(`[data-x="${x2}"][data-y="${y2}"]`); let [startX, startY] = [start.x.baseVal.value, start.y.baseVal.value]; let [endX, endY] = [end.x.baseVal.value, end.y.baseVal.value]; let startP = new DOMPoint(startX, startY); let endP = new DOMPoint(endX, endY); let tStart = startP.matrixTransform(mtx); let tEnd = endP.matrixTransform(mtx); let line = document.createElementNS(svgns, 'line'); line.setAttributeNS(null, 'x1', tStart.x); line.setAttributeNS(null, 'y1', tStart.y); line.setAttributeNS(null, 'x2', tEnd.x); line.setAttributeNS(null, 'y2', tEnd.y); line.classList.add('debug'); line.setAttributeNS(null, 'stroke', 'gold'); line.setAttributeNS(null, 'stroke-width', 2); svg.appendChild(line); return line; } let transProp = getComputedStyle(ptGrp).transform.match(/-?\d+\.?\d*/g), mtx = new DOMMatrix(transProp || ''), circR = (new DOMPoint(0, 3 * CIRCUMRADIUS / 2)).matrixTransform(mtx).y * 2 / 3; })();