340 lines
10 KiB
JavaScript
340 lines
10 KiB
JavaScript
const svgns = "http://www.w3.org/2000/svg",
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selectedClass = 'selected';
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export default class Counter {
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constructor(svg, container) {
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this.svg = svg;
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this.container = container;
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}
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dataSelector(troopNumber, allegiance) {
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return `[data-number="${troopNumber}"][data-allegiance="${allegiance}"]`;
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}
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selector(troopNumber, allegiance) {
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return `.counter${this.dataSelector(troopNumber, allegiance)}`;
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}
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position(x, y) {
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return `g[data-x="${x}"][data-y="${y}"]`;
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}
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counterPosition(x, y) {
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return `.counter[data-x="${x}"][data-x="${y}"]`;
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}
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traceSelector(troopNumber, allegiance) {
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return `polyline.move-trace${this.dataSelector(troopNumber, allegiance)}`;
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}
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getCounters() {
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return this.svg.querySelectorAll(`.counter[data-allegiance][data-number]:not(.clone)`);
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}
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getClones(al, n) {
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return this.svg.querySelectorAll(`.counter.clone[data-allegiance="${al}"][data-number="${n}"]`);
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}
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getCounter(al, n) {
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return this.svg.querySelector(`.counter[data-allegiance="${al}"][data-number="${n}"]:not(.clone)`);
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}
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getCounterAndClones(al, n) {
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return this.svg.querySelectorAll(`.counter[data-allegiance="${al}"][data-number="${n}"]`);
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}
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getTrace({ dataset: { allegiance, number } }) {
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return this.svg.querySelector(this.traceSelector(number, allegiance));
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}
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getCellPosition(cell) {
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let pt = new DOMPoint(0, 0),
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transform = getComputedStyle(cell).transform.match(/-?\d+\.?\d*/g),
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mtx = new DOMMatrix(transform);
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pt = pt.matrixTransform(mtx);
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transform = getComputedStyle(cell.parentElement).transform.match(/-?\d+\.?\d*/g);
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mtx = new DOMMatrix(transform);
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pt = pt.matrixTransform(mtx);
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return pt;
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}
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// pointerOver(e) {
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// const { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
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// cp = this.svg.querySelector(`#clip-path-${troopAllegiance}-${troopNumber}`);
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// if (cp) {
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// cp.style.display = 'none';
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// }
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// }
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// pointerOut(e) {
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// let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
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// cp = this.svg.querySelector(`#clip-path-${troopAllegiance}-${troopNumber}`);
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// if (cp) {
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// let isVisible =
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// document
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// .getElementById('toggle-firing-arc-vis')
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// .querySelector(`input[data-allegiance="${troopAllegiance}"]`)
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// .checked;
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// cp.style.display = isVisible ? 'none' : '';
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// }
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// }
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click(e) {
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if (e.target.classList.contains(selectedClass)) {
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e.stopPropagation();
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let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
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trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
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if (trace) {
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let points = trace.getAttribute('points').split(' '),
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[clonePosX, clonePosY] = points.at(-2).split(',').map(p => parseFloat(p)),
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{ clone } = Array
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.from(this.getClones(troopAllegiance, troopNumber))
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.map(c => { return { clone: c, pos: this.getCellPosition(c.parentElement) }})
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.find(({ pos: { x, y }}) => x == clonePosX && y == clonePosY);
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points.pop();
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if (points.length >= 2) {
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trace.setAttributeNS(null, 'points', points.join(' '));
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} else {
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trace.remove();
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}
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let sl = this.svg.querySelector('.sight-line');
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if (sl) {
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this.container.sightLine.update(clone, this.getCellPosition(clone.parentElement));
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} else {
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this.container.sightLine.draw(e.target.parentElement, clone.parentElement);
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}
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const proneCounter = e.target.parentElement.querySelector('[href="#counter-prone"]');
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if (proneCounter) {
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proneCounter.remove();
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}
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this.container.proneFlagCallback(!!clone.parentElement.querySelector('[href="#counter-prone"]'));
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clone.parentElement.appendChild(e.target);
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clone.remove();
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}
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} else {
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e.stopPropagation();
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this.select(e.target);
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}
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}
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clickClone(e) {
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e.stopPropagation();
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let { number: troopNumber, allegiance: troopAllegiance } = e.target.dataset,
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pos = this.getCellPosition(e.target.parentElement);
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if (this.isSelected(troopNumber, troopAllegiance)) {
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let trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance)),
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points = trace.getAttribute('points').split(' ');
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if (`${pos.x},${pos.y}` == points.at(0)) {
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const counter = this.getCounter(troopAllegiance, troopNumber),
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lockedSl = this.svg.querySelector('.sight-line:not(.active)');
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if (!lockedSl) {
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this.container.sightLine.clear();
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} else {
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this.container.sightLine.update(e.target, this.container.getCellPosition(e.target.parentElement));
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}
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this.container.proneFlagCallback(!!e.target.parentElement.querySelector('[href="#counter-prone"]'));
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e.target.parentElement.appendChild(counter);
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e.target.remove();
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this.removeClones(counter);
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trace.remove();
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} else {
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const proneCounter = e.target.parentElement.querySelector('[href="#counter-prone"]');
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if (proneCounter) {
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proneCounter.remove();
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}
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points = points.filter(p => p != `${pos.x},${pos.y}`).join(' ');
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trace.setAttributeNS(null, 'points', points);
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e.target.remove();
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}
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}
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}
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dblClick(e) {
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if (e.target.classList.contains(selectedClass)) {
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let { troopNumber, troopAllegiance } = e.target.dataset,
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trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
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if (!trace) {
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e.target.remove();
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this.svg.querySelectorAll(`#firing-arcs ${this.dataSelector(troopNumber, troopAllegiance)}`).forEach(el => el.remove());
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}
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}
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}
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select({ dataset: { allegiance, number }}) {
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this.unSelect();
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let counter = this.getCounter(allegiance, number);
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if (counter) {
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this.container.placing.push(counter);
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counter.classList.add(selectedClass);
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let existingArcs = this.container.getExistingArcs(allegiance, number);
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existingArcs.forEach(el => el.removeAttribute('clip-path'));
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this.container.selectCallback({ prone: this.hasProne(counter), ...counter.dataset });
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}
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}
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unSelect() {
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let selected = this.container.getSelected();
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this.container.placing = [];
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if (selected) {
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let { troopNumber, troopAllegiance } = selected.dataset;
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selected.classList.remove(selectedClass);
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selected.removeAttribute('style');
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this.container.sightLine.clear();
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this
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.svg
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.querySelectorAll(`${this.selector(troopNumber, troopAllegiance)}.clone`)
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.forEach(el => el.removeAttribute('style'));
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}
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this.container.clipFiringArcs();
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}
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get(troopNumber, allegiance) {
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return this.container.getCounter(allegiance, troopNumber);
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}
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getAt(x, y) {
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return this.container.querySelector(`${counterPosition(x, y)}:not(.clone)`);
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}
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isSelected(troopNumber, allegiance) {
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return this.container.svg.querySelector(`${this.selector(troopNumber, allegiance)}.${selectedClass}`) !== null;
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}
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place(point) {
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const selected = this.container.getSelected(),
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troopAllegiance = selected.dataset.allegiance,
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troopNumber = selected.dataset.number;
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let points,
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counterNodeList = this.getCounterAndClones(troopAllegiance, troopNumber);
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if (counterNodeList.length > 0 && selected.parentElement.hasAttribute('data-x')) {
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let trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
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let prevCoords = [
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selected.parentElement.dataset.x,
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selected.parentElement.parentElement.dataset.y
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]
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let clone = selected.cloneNode(true);
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clone.classList.remove(selectedClass);
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clone.classList.add('clone');
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selected.dataset.previous = prevCoords;
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selected.parentElement.appendChild(clone);
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point.parentElement.appendChild(selected);
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let previous = this.getCellPosition(clone.parentElement),
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current = this.getCellPosition(selected.parentElement);
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if (!trace) {
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trace = document.createElementNS(svgns, 'polyline');
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points = `${previous.x},${previous.y} ${current.x},${current.y}`;
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trace.dataset.number = troopNumber;
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trace.dataset.allegiance = troopAllegiance;
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trace.classList.add('move-trace');
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this.container.getBoard().prepend(trace);
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} else {
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points = `${trace.getAttribute('points')} ${current.x},${current.y}`;
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}
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trace.setAttributeNS(null, 'points', points);
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// clone.addEventListener('click', this.clickClone.bind(this));
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} else {
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selected.removeAttribute('data-x');
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point.parentElement.appendChild(selected);
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}
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}
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remove({ dataset: { troopNumber, troopAllegiance }}) {
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this.container
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.querySelectorAll(dataSelector(troopNumber, troopAllegiance))
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.forEach(el => el.remove());
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}
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removeClones({ dataset: { allegiance, number }}) {
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this.getClones(allegiance, number).forEach(el => {
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const proneCounter = el.parentElement.querySelector('[href="#counter-prone"]');
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if (proneCounter) {
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proneCounter.remove();
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}
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el.remove()
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});
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}
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endMove(el) {
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let { number: troopNumber, allegiance: troopAllegiance } = el.dataset;
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let trace = this.svg.querySelector(this.traceSelector(troopNumber, troopAllegiance));
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if (trace) {
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trace.remove();
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}
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this.removeClones(el);
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this.unSelect();
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}
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hasProne(counter) {
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const isOnBoard = counter.parentElement.hasAttribute('data-x');
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if (isOnBoard) {
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return !!counter.parentElement.querySelector('[href="#counter-prone"]');
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}
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return false;
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}
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toggleProne() {
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const selected = this.container.getSelected(),
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isOnBoard = selected && selected.parentElement.hasAttribute('data-x');
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if (selected && isOnBoard) {
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const proneCounter = selected.querySelector('[href="#counter-prone"]');
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if (proneCounter) {
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proneCounter.remove();
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} else {
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const counter = document.createElementNS(svgns, 'use');
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counter.setAttributeNS(null, 'href', '#counter-prone');
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selected.appendChild(counter);
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}
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}
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}
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}
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