recharts
Version:
React charts
159 lines • 6.5 kB
JavaScript
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { mathSign, isNumber } from '../util/DataUtils';
import { getStringSize } from '../util/DOMUtils';
import { Global } from '../util/Global';
import { isVisible, getTickBoundaries, getNumberIntervalTicks, getAngledTickWidth } from '../util/TickUtils';
import { getEquidistantTicks } from './getEquidistantTicks';
function getTicksEnd(sign, boundaries, getTickSize, ticks, minTickGap) {
var result = (ticks || []).slice();
var len = result.length;
var {
start
} = boundaries;
var {
end
} = boundaries;
var _loop = function _loop(i) {
var entry = result[i];
var size;
var getSize = () => {
if (size === undefined) {
size = getTickSize(entry, i);
}
return size;
};
if (i === len - 1) {
var gap = sign * (entry.coordinate + sign * getSize() / 2 - end);
result[i] = entry = _objectSpread(_objectSpread({}, entry), {}, {
tickCoord: gap > 0 ? entry.coordinate - gap * sign : entry.coordinate
});
} else {
result[i] = entry = _objectSpread(_objectSpread({}, entry), {}, {
tickCoord: entry.coordinate
});
}
var isShow = isVisible(sign, entry.tickCoord, getSize, start, end);
if (isShow) {
end = entry.tickCoord - sign * (getSize() / 2 + minTickGap);
result[i] = _objectSpread(_objectSpread({}, entry), {}, {
isShow: true
});
}
};
for (var i = len - 1; i >= 0; i--) {
_loop(i);
}
return result;
}
function getTicksStart(sign, boundaries, getTickSize, ticks, minTickGap, preserveEnd) {
// This method is mutating the array so clone is indeed necessary here
var result = (ticks || []).slice();
var len = result.length;
var {
start,
end
} = boundaries;
if (preserveEnd) {
// Try to guarantee the tail to be displayed
var tail = ticks[len - 1];
var tailSize = getTickSize(tail, len - 1);
var tailGap = sign * (tail.coordinate + sign * tailSize / 2 - end);
result[len - 1] = tail = _objectSpread(_objectSpread({}, tail), {}, {
tickCoord: tailGap > 0 ? tail.coordinate - tailGap * sign : tail.coordinate
});
var isTailShow = isVisible(sign, tail.tickCoord, () => tailSize, start, end);
if (isTailShow) {
end = tail.tickCoord - sign * (tailSize / 2 + minTickGap);
result[len - 1] = _objectSpread(_objectSpread({}, tail), {}, {
isShow: true
});
}
}
var count = preserveEnd ? len - 1 : len;
var _loop2 = function _loop2(i) {
var entry = result[i];
var size;
var getSize = () => {
if (size === undefined) {
size = getTickSize(entry, i);
}
return size;
};
if (i === 0) {
var gap = sign * (entry.coordinate - sign * getSize() / 2 - start);
result[i] = entry = _objectSpread(_objectSpread({}, entry), {}, {
tickCoord: gap < 0 ? entry.coordinate - gap * sign : entry.coordinate
});
} else {
result[i] = entry = _objectSpread(_objectSpread({}, entry), {}, {
tickCoord: entry.coordinate
});
}
var isShow = isVisible(sign, entry.tickCoord, getSize, start, end);
if (isShow) {
start = entry.tickCoord + sign * (getSize() / 2 + minTickGap);
result[i] = _objectSpread(_objectSpread({}, entry), {}, {
isShow: true
});
}
};
for (var i = 0; i < count; i++) {
_loop2(i);
}
return result;
}
export function getTicks(props, fontSize, letterSpacing) {
var {
tick,
ticks,
viewBox,
minTickGap,
orientation,
interval,
tickFormatter,
unit,
angle
} = props;
if (!ticks || !ticks.length || !tick) {
return [];
}
if (isNumber(interval) || Global.isSsr) {
var _getNumberIntervalTic;
return (_getNumberIntervalTic = getNumberIntervalTicks(ticks, isNumber(interval) ? interval : 0)) !== null && _getNumberIntervalTic !== void 0 ? _getNumberIntervalTic : [];
}
var candidates = [];
var sizeKey = orientation === 'top' || orientation === 'bottom' ? 'width' : 'height';
var unitSize = unit && sizeKey === 'width' ? getStringSize(unit, {
fontSize,
letterSpacing
}) : {
width: 0,
height: 0
};
var getTickSize = (content, index) => {
var value = typeof tickFormatter === 'function' ? tickFormatter(content.value, index) : content.value;
// Recharts only supports angles when sizeKey === 'width'
return sizeKey === 'width' ? getAngledTickWidth(getStringSize(value, {
fontSize,
letterSpacing
}), unitSize, angle) : getStringSize(value, {
fontSize,
letterSpacing
})[sizeKey];
};
var sign = ticks.length >= 2 ? mathSign(ticks[1].coordinate - ticks[0].coordinate) : 1;
var boundaries = getTickBoundaries(viewBox, sign, sizeKey);
if (interval === 'equidistantPreserveStart') {
return getEquidistantTicks(sign, boundaries, getTickSize, ticks, minTickGap);
}
if (interval === 'preserveStart' || interval === 'preserveStartEnd') {
candidates = getTicksStart(sign, boundaries, getTickSize, ticks, minTickGap, interval === 'preserveStartEnd');
} else {
candidates = getTicksEnd(sign, boundaries, getTickSize, ticks, minTickGap);
}
return candidates.filter(entry => entry.isShow);
}