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}, ${scaleY})`;
target.style.transform = transform;
});
input.addEventListener('pointerleave', () => document.activeElement.blur());
});
});
function ptGrpToSvgPt(x, y) {
let transProp = getComputedStyle(ptGrp).transform.match(/-?\d+\.?\d*/g),
mtx = new DOMMatrix(transProp || ''),
pt = new DOMPoint(x, y),
svgP = pt.matrixTransform(mtx);
return svgP;
}
const grid = document.getElementById('grid');
const Counter = new function() {
let container = ptGrp,
selectedClass = 'selected',
dataSelector = function(troopNumber, allegiance) {
return `[data-troop-number="${troopNumber}"][data-troop-allegiance="${allegiance}"]`;
},
selector = function(troopNumber, allegiance) {
return `use.counter${dataSelector(troopNumber, allegiance)}`;
},
position = function(x, y) {
return `g[data-x="${x}"][data-y="${y}"]`;
},
counterPosition = function(x, y) {
return `use.counter[data-x="${x}"][data-x="${y}"]`;
},
traceSelector = function(troopNumber, allegiance) {
return `polyline.move-trace${dataSelector(troopNumber, allegiance)}`;
},
clickClone = function() {
console.log('clone counter click fires');
let { troopNumber, troopAllegiance, x, y } = this.dataset,
[xAttr, yAttr] = this.parentElement.getAttribute('transform').match(/-?\d+\.?\d*/g);
if (Counter.isSelected(troopNumber, troopAllegiance)) {
let trace = grid.querySelector(traceSelector(troopNumber, troopAllegiance)),
points = trace.getAttribute('points').split(' ');
if (`${xAttr},${yAttr}` == points.at(0)) {
let counter = Counter.get(troopNumber, troopAllegiance);
counter.setAttributeNS(null, 'x', 0);
counter.setAttributeNS(null, 'y', 0);
counter.dataset.x = x;
counter.dataset.y = y;
container.querySelector(`g[data-x="${x}"][data-y="${y}"]`).appendChild(counter);
Counter.removeClones(this);
trace.remove();
} else {
points = points.filter(p => p != `${xAttr},${yAttr}`).join(' ');
trace.setAttributeNS(null, 'points', points);
}
this.remove();
}
},
pointerOver = function() {
// console.log('pointer over counter', this);
},
click = function() {
if (this.classList.contains(selectedClass)) {
let { troopNumber, troopAllegiance } = this.dataset,
trace = grid.querySelector(traceSelector(troopNumber, troopAllegiance));
if (trace) {
let points = trace.getAttribute('points').split(' '),
[xAttr, yAttr] = points.at(-2).split(','),
clone = container.querySelector(`g[transform="translate(${xAttr} ${yAttr})"] ${dataSelector(troopNumber, troopAllegiance)}.clone`);
points.pop();
if (points.length >= 2) {
trace.setAttributeNS(null, 'points', points.join(' '));
} else {
trace.remove();
}
this.setAttributeNS(null, 'x', clone.getAttribute('x'));
this.setAttributeNS(null, 'y', clone.getAttribute('y'));
this.dataset.x = clone.dataset.x;
this.dataset.y = clone.dataset.y;
container.querySelector(`g[data-x="${this.dataset.x}"][data-y="${this.dataset.y}"]`).appendChild(this);
clone.remove();
}
}
},
dblClick = function() {
if (this.classList.contains(selectedClass)) {
let { troopNumber, troopAllegiance } = this.dataset,
trace = grid.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(`${counterPosition(x, y)}:not(.clone)`);
};
this.select = function({ dataset: { troopNumber, troopAllegiance }}) {
this.unSelect();
let counter = container.querySelector(`${selector(troopNumber, troopAllegiance)}:not(.clone)`);
if (counter) {
counter.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 = grid.querySelector(traceSelector(troopNumber, troopAllegiance));
// let ptContainers = counters.map(c => ptGrp.querySelector(position(c.dataset.x, c.dataset.y)));
let current = {
x: point.dataset.x,
y: point.dataset.y,
// xAttr: point.getAttribute('x'),
// yAttr: point.getAttribute('y'),
transform: container.querySelector(position(point.dataset.x, point.dataset.y)).getAttribute('transform')
},
previous = {
x: original.dataset.x,
y: original.dataset.y,
// xAttr: original.getAttribute('x'),
// yAttr: original.getAttribute('y'),
transform: container.querySelector(position(original.dataset.x, original.dataset.y)).getAttribute('transform')
};
[current.xAttr, current.yAttr] = current.transform.match(/-?\d+\.?\d*/g);
[previous.xAttr, previous.yAttr] = previous.transform.match(/-?\d+\.?\d*/g);
counter = original.cloneNode();
counter.setAttributeNS(null, 'x', 0);
counter.setAttributeNS(null, 'y', 0);
counter.dataset.x = previous.x;
counter.dataset.y = previous.y;
counter.classList.remove(selectedClass);
counter.classList.add('clone');
original.setAttributeNS(null, 'x', 0);
original.setAttributeNS(null, 'y', 0);
original.dataset.x = current.x;
original.dataset.y = current.y;
container.querySelector(`g[data-x="${current.x}"][data-y="${current.y}"]`).appendChild(original);
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');
grid.prepend(trace)
// container.prepend(trace);
} else {
points = `${trace.getAttribute('points')} ${current.xAttr},${current.yAttr}`;
}
trace.setAttributeNS(null, 'points', points);
counter.addEventListener('pointerover', pointerOver);
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('pointerover', pointerOver);
counter.addEventListener('click', click);
counter.addEventListener('dblclick', dblClick);
}
container.querySelector(`g[data-x="${counter.dataset.x}"][data-y="${counter.dataset.y}"]`).appendChild(counter);
// 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(`${selector(troopNumber, troopAllegiance)}.clone`)
.forEach(el => el.remove());
};
this.endMove = function(el) {
let { troopNumber, troopAllegiance } = el.dataset;
let trace = grid.querySelector(traceSelector(troopNumber, troopAllegiance));
if (trace) {
trace.remove();
}
Counter.removeClones(el);
};
this.hasProne = function(troopNumber, troopAllegiance) {
let selector = `g#${troopAllegiance}-${troopNumber} use[href="#counter-prone"]`;
return !!document.querySelector(selector);
};
};
const RecordSheet = new function() {
let clipUnclippedFiringArcs = function() {
let unclipped = document.querySelectorAll('#firing-arcs polygon:not([clip-path])');
unclipped.forEach(el => {
let { troopNumber, troopAllegiance } = el.dataset,
clipPathId = `clip-path-${troopAllegiance}-${troopNumber}`;
let isVisible =
document
.getElementById('toggle-firing-arc-vis')
.querySelector(`input[data-allegiance="${troopAllegiance}"]`)
.checked;
if (isVisible) {
document.getElementById(clipPathId).style.display = 'none';
}
el.setAttributeNS(null, 'clip-path', `url(#${clipPathId})`);
});
};
this.unSelect = function() {
let selected = this.getSelected();
if (selected) {
selected.classList.remove('selected');
document.getElementById('toggle-prone-counter').checked = false;
}
clipUnclippedFiringArcs();
Counter.unSelect();
};
this.getSelected = function() {
return document.querySelector('.soldier-record.selected');
};
this.select = function(el) {
let { troopNumber, troopAllegiance } = el.dataset,
proneStatus = Counter.hasProne(troopNumber, troopAllegiance);
RecordSheet.unSelect();
document.querySelector(`#record-sheet .soldier-record[data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]`).classList.add('selected');
document.getElementById('toggle-prone-counter').checked = proneStatus;
existingArcs = document.querySelectorAll(`#firing-arcs polygon[data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]`);
existingArcs.forEach(el => el.removeAttribute('clip-path'));
};
};
const SightLine = new function() {
this.clear = function() {
let sl = grid.querySelector('line.sight-line');
let target = grid.querySelector(`use[href="#point"].sight-line-target`);
if (sl) {
sl.remove();
}
if (target) {
target.classList.remove('sight-line-target');
}
this.clearHexes();
};
this.clearHexes = function() {
ptGrp.querySelectorAll('use[href="#point"].active').forEach(el => el.classList.remove('active'));
};
this.draw = function(x1, y1, x2, y2) {
let source = ptGrp.querySelector(`g[data-x="${x1}"][data-y="${y1}"]`),
target = ptGrp.querySelector(`g[data-x="${x2}"][data-y="${y2}"]`),
[slX1, slY1] = source.getAttribute('transform').match(/-?\d+\.?\d*/g),
[slX2, slY2] = target.getAttribute('transform').match(/-?\d+\.?\d*/g),
sightLine = document.createElementNS(svgns, 'line');
sightLine.classList.add('sight-line');
sightLine.classList.add('active');
sightLine.setAttributeNS(null, 'x1', slX1);
sightLine.setAttributeNS(null, 'y1', slY1);
sightLine.setAttributeNS(null, 'x2', slX2);
sightLine.setAttributeNS(null, 'y2', slY2);
grid.appendChild(sightLine);
let coords = [x1, y1, x2, y2];
this.drawHexes(...coords);
};
this.drawHexes = function(...coords) {
this.clearHexes()
info.querySelector('#hex-count').textContent = offset_distance(...coords);
info.style.display = 'block';
let lineCoords = linedraw(...coords);
lineCoords.shift();
let s = lineCoords.map(([x, y]) => `use[href="#point"][data-x="${x}"][data-y="${y}"]`).join(', ');
ptGrp.querySelectorAll(s).forEach(p => p.classList.add('active'));
};
}
POINTS.forEach((row, index) => row.forEach(([x, y]) => {
var cx = x * INRADIUS * 2 + (isEven(index) ? INRADIUS : 0),
cy = y * 3 / 2 * CIRCUMRADIUS,
point = document.createElementNS(svgns, 'use'),
group = document.createElementNS(svgns, 'g');
cx = parseFloat(cx.toFixed(1));
cy = parseFloat(cy.toFixed(1));
point.setAttributeNS(null, 'href', `#point`);
// point.setAttributeNS(null, 'x', cx);
// point.setAttributeNS(null, 'y', cy);
point.setAttributeNS(null, 'x', 0);
point.setAttributeNS(null, 'y', 0);
point.dataset.x = x;
point.dataset.y = y;
group.setAttributeNS(null, 'transform', `translate(${cx} ${cy})`);
group.dataset.x = x;
group.dataset.y = y;
group.appendChild(point);
group.addEventListener('pointerout', e => {
group.classList.remove('hover');
});
group.addEventListener('click', e => {
let cl = e.target.classList,
sl = grid.querySelector('line.sight-line'),
targetIsSomeOtherUnitCounter = cl.contains('counter') && !cl.contains('clone'),
selected = RecordSheet.getSelected();
// maybe we should start with, "are we clicking on a counter?"
if (sl) {
let { troopNumber: sTn, troopAllegiance: sTa} = selected.dataset,
{ troopNumber: tTn, troopAllegiance: tTa} = e.target.dataset,
sightLineInLockedPosition = !sl.classList.contains('active'),
targetIsCounterOrCloneOfSelected = cl.contains('counter') && sTn == tTn && sTa == tTa;
if (sightLineInLockedPosition && targetIsCounterOrCloneOfSelected) {
let counterParent = Counter.get(tTn, tTa).parentElement,
[x, y] = counterParent.getAttribute('transform').match(/-?\d+\.?\d*/g),
target = ptGrp.querySelector(`g[transform="translate(${sl.getAttribute('x2')} ${sl.getAttribute('y2')})"]`),
{ x: x1, y: y1 } = counterParent.dataset,
{ x: x2, y: y2 } = target.dataset;
sl.setAttributeNS(null, 'x1', x);
sl.setAttributeNS(null, 'y1', y);
SightLine.drawHexes(...[x1, y1, x2, y2].map(n => parseInt(n)));
} else if (targetIsCounterOrCloneOfSelected || targetIsSomeOtherUnitCounter) {
if (targetIsSomeOtherUnitCounter) {
RecordSheet.select(e.target);
Counter.select(e.target);
}
SightLine.clear();
}
} else if (targetIsSomeOtherUnitCounter) {
RecordSheet.select(e.target);
Counter.select(e.target);
}
});
point.addEventListener('click', e => {
let selectedSoldier = document.querySelector('.soldier-record.selected');
let existingOccupant =
svg.querySelector(`.counter[data-x="${point.dataset.x}"][data-y="${point.dataset.y}"]`);
if (selectedSoldier && !existingOccupant) {
let sl = svg.querySelector('.sight-line');
Counter.place(selectedSoldier, point);
if (sl) {
if (sl.classList.contains('active')) {
SightLine.clear();
} else {
let [x, y] = point.parentElement.getAttribute('transform').match(/-?\d+\.?\d*/g),
target = ptGrp.querySelector(`g[transform="translate(${sl.getAttribute('x2')} ${sl.getAttribute('y2')})"]`),
{ x: x1, y: y1 } = point.dataset,
{ x: x2, y: y2 } = target.dataset;
sl.setAttributeNS(null, 'x1', x);
sl.setAttributeNS(null, 'y1', y);
SightLine.drawHexes(...[x1, y1, x2, y2].map(n => parseInt(n)));
}
}
}
});
group.addEventListener('contextmenu', e => {
e.preventDefault();
let sl = svg.querySelector('.sight-line');
if (sl) {
sl.classList.toggle('active');
if (sl.classList.contains('active')) {
SightLine.clear();
} else {
group.querySelector(`use[href="#point"]`).classList.add('sight-line-target');
}
group.dispatchEvent(new MouseEvent('pointerover'));
}
});
group.addEventListener('pointerover', e => {
group.classList.add('hover');
let selected = RecordSheet.getSelected();
if (selected) {
let { troopNumber: tn, troopAllegiance: ta } = selected.dataset,
counter = Counter.get(tn, ta),
sl = document.querySelector('line.sight-line');
if (counter && (!sl || sl.classList.contains('active'))) {
if (counter.dataset.x !== e.target.dataset.x || counter.dataset.y !== e.target.dataset.y) {
let coords = [
counter.dataset.x,
counter.dataset.y,
e.target.dataset.x,
e.target.dataset.y
].map(n => parseInt(n));
SightLine.draw(...coords);
}
}
}
});
group.addEventListener('pointerout', e => {
let sl = svg.querySelector('.sight-line.active');
if (sl && sl.classList.contains('active')) {
SightLine.clear();
}
});
ptGrp.appendChild(group);
}));
document.querySelectorAll('.soldier-record').forEach(el =>
el.addEventListener('click', e => {
if (el.classList.contains('selected')) {
el.classList.remove('selected');
RecordSheet.unSelect();
Counter.unSelect();
} else {
RecordSheet.select(el);
Counter.select(el);
}
SightLine.clear();
})
);
// document.querySelector('#grid').addEventListener('click', e => {
// let point = ptGrp.querySelector(`[data-x="${e.target.dataset.x}"][data-y="${e.target.dataset.y}"]`),
// sl = svg.querySelector('.sight-line');
// if (sl) {
// sl.classList.add('active');
// point.dispatchEvent(new MouseEvent('mouseout'));
// point.dispatchEvent(new MouseEvent('pointerover'));
// }
// });
document.querySelectorAll('.end-move').forEach(el => el.addEventListener('click', e => {
let selected = RecordSheet.getSelected();
if (selected) {
Counter.endMove(selected);
RecordSheet.unSelect();
selected.classList.toggle('movement-ended');
}
}));
document.querySelectorAll('.end-turn').forEach(el =>
el.addEventListener('click', ({ target: { dataset: { allegiance }}}) => {
let dataSelector = `[data-troop-allegiance="${allegiance}"]`,
records = Array.from(qA(`.soldier-record${dataSelector}`));
qA(`#firing-arcs ${dataSelector}`).forEach(el => el.remove());
records
.sort((el1, el2) => el1.dataset.troopNumber > el2.dataset.troopNumber)
.forEach(el => el.classList.remove('movement-ended'));
RecordSheet.select(records.at(0));
Counter.select(records.at(0));
})
);
document.querySelectorAll('.set-firing-arc').forEach(el => el.addEventListener('click', e => {
let selectedSoldier = document.querySelector('.soldier-record.selected');
if (selectedSoldier) {
let {troopNumber, troopAllegiance} = selectedSoldier.dataset,
counter = Counter.get(troopNumber, troopAllegiance);
let existingArcs = document.querySelectorAll(
`#firing-arcs [data-troop-number="${troopNumber}"][data-troop-allegiance="${troopAllegiance}"]`
);
existingArcs.forEach(el => el.remove());
if (counter) {
let arcLayer = document.getElementById('shapes');
let outlineLayer = document.getElementById('lines');
let arcContainer = document.getElementById('firing-arcs');
let [x, y] = counter.parentElement.getAttribute('transform').match(/-?\d+\.?\d*/g);
let grid = document.getElementById('grid');
const transform = getComputedStyle(grid).transform.match(/-?\d+\.?\d*/g);
const pt = new DOMPoint(x, y);
const mtx = new DOMMatrix(transform);
let tPt = pt.matrixTransform(mtx);
let pivotPoint = [tPt.x, tPt.y];
let firingArc = document.createElementNS(svgns, 'polygon');
let firingArcOutline = document.createElementNS(svgns, 'polygon');
firingArc.classList.add('firing-arc', 'active');
firingArc.dataset.troopNumber = troopNumber;
firingArc.dataset.troopAllegiance = troopAllegiance;
firingArc.dataset.size = e.target.dataset.size;
firingArc.setAttributeNS(null, 'points', `${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;
})();