getTicks.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getTicks = getTicks;
var _isFunction = _interopRequireDefault(require("lodash/isFunction"));
var _DataUtils = require("../util/DataUtils");
var _DOMUtils = require("../util/DOMUtils");
var _Global = require("../util/Global");
var _TickUtils = require("../util/TickUtils");
var _getEquidistantTicks = require("./getEquidistantTicks");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
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(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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); }
function getTicksEnd(sign, boundaries, getTickSize, ticks, minTickGap) {
var result = (ticks || []).slice();
var len = result.length;
var start = boundaries.start;
var end = boundaries.end;
var _loop = function _loop(i) {
var entry = result[i];
var size;
var getSize = function 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 = (0, _TickUtils.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) {
var result = (ticks || []).slice();
var len = result.length;
var start = boundaries.start,
end = boundaries.end;
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 = (0, _TickUtils.isVisible)(sign, tail.tickCoord, function () {
return 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 = function 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 = (0, _TickUtils.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;
}
function getTicks(props, fontSize, letterSpacing) {
var tick = props.tick,
ticks = props.ticks,
viewBox = props.viewBox,
minTickGap = props.minTickGap,
orientation = props.orientation,
interval = props.interval,
tickFormatter = props.tickFormatter,
unit = props.unit,
angle = props.angle;
if (!ticks || !ticks.length || !tick) {
return [];
}
if ((0, _DataUtils.isNumber)(interval) || _Global.Global.isSsr) {
return (0, _TickUtils.getNumberIntervalTicks)(ticks, typeof interval === 'number' && (0, _DataUtils.isNumber)(interval) ? interval : 0);
}
var candidates = [];
var sizeKey = orientation === 'top' || orientation === 'bottom' ? 'width' : 'height';
var unitSize = unit && sizeKey === 'width' ? (0, _DOMUtils.getStringSize)(unit, {
fontSize: fontSize,
letterSpacing: letterSpacing
}) : {
width: 0,
height: 0
};
var getTickSize = function getTickSize(content, index) {
var value = (0, _isFunction["default"])(tickFormatter) ? tickFormatter(content.value, index) : content.value;
// Recharts only supports angles when sizeKey === 'width'
return sizeKey === 'width' ? (0, _TickUtils.getAngledTickWidth)((0, _DOMUtils.getStringSize)(value, {
fontSize: fontSize,
letterSpacing: letterSpacing
}), unitSize, angle) : (0, _DOMUtils.getStringSize)(value, {
fontSize: fontSize,
letterSpacing: letterSpacing
})[sizeKey];
};
var sign = ticks.length >= 2 ? (0, _DataUtils.mathSign)(ticks[1].coordinate - ticks[0].coordinate) : 1;
var boundaries = (0, _TickUtils.getTickBoundaries)(viewBox, sign, sizeKey);
if (interval === 'equidistantPreserveStart') {
return (0, _getEquidistantTicks.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(function (entry) {
return entry.isShow;
});
}