antv-l7/lib/scale/time-cat.js

238 lines
7.4 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _category = _interopRequireDefault(require("./category"));
var _util = _interopRequireDefault(require("../util"));
var _fecha = _interopRequireDefault(require("fecha"));
var _timeUtil = _interopRequireDefault(require("./time-util"));
var _cat = _interopRequireDefault(require("./auto/cat"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
/**
* 度量的构造函数
* @class Scale.TimeCategory
*/
var TimeCategory =
/*#__PURE__*/
function (_Category) {
_inherits(TimeCategory, _Category);
function TimeCategory() {
_classCallCheck(this, TimeCategory);
return _possibleConstructorReturn(this, _getPrototypeOf(TimeCategory).apply(this, arguments));
}
_createClass(TimeCategory, [{
key: "getDefaultCfg",
/**
* @override
*/
value: function getDefaultCfg() {
var cfg = _get(_getPrototypeOf(TimeCategory.prototype), "getDefaultCfg", this).call(this);
return _util["default"].mix({}, cfg, {
/**
* @override
*/
type: 'timeCat',
/**
* 格式化符
* @type {String}
*/
mask: 'YYYY-MM-DD',
/**
* @override
*/
tickCount: 7
});
}
}, {
key: "init",
value: function init() {
var self = this;
var values = this.values; // 针对时间分类类型,会将时间统一转换为时间戳
_util["default"].each(values, function (v, i) {
values[i] = self._toTimeStamp(v);
});
values.sort(function (v1, v2) {
return v1 - v2;
});
if (!self.ticks) {
self.ticks = this.calculateTicks(false);
}
}
/**
* 计算 ticks
* @param {boolean} formated 是否将 ticks 按照指定的 mask 格式化
* @return {array} 返回 ticks 数组
*/
}, {
key: "calculateTicks",
value: function calculateTicks(formated) {
var self = this;
var count = self.tickCount;
var ticks;
if (count) {
var temp = (0, _cat["default"])({
maxCount: count,
data: self.values
});
ticks = temp.ticks;
} else {
ticks = self.values;
}
if (formated) {
_util["default"].each(ticks, function (value, index) {
ticks[index] = _fecha["default"].format(value, self.mask);
});
}
return ticks;
}
/**
* @override
*/
}, {
key: "translate",
value: function translate(value) {
value = this._toTimeStamp(value);
var index = this.values.indexOf(value);
if (index === -1) {
if (_util["default"].isNumber(value) && value < this.values.length) {
index = value;
} else {
index = NaN;
}
}
return index;
}
/**
* @override
*/
}, {
key: "scale",
value: function scale(value) {
var rangeMin = this.rangeMin();
var rangeMax = this.rangeMax();
var index = this.translate(value);
var percent;
if (this.values.length === 1) {
percent = index;
} else if (index > -1) {
percent = index / (this.values.length - 1);
} else {
percent = 0;
}
return rangeMin + percent * (rangeMax - rangeMin);
}
/**
* @override
*/
}, {
key: "getText",
value: function getText(value) {
var result = '';
var index = this.translate(value);
if (index > -1) {
result = this.values[index];
} else {
result = value;
}
var formatter = this.formatter;
result = parseInt(result, 10);
result = formatter ? formatter(result) : _fecha["default"].format(result, this.mask);
return result;
}
/**
* @override
*/
}, {
key: "getTicks",
value: function getTicks() {
var self = this;
var ticks = this.ticks;
var rst = [];
_util["default"].each(ticks, function (tick) {
var obj;
if (_util["default"].isObject(tick)) {
obj = tick;
} else {
obj = {
text: _util["default"].isString(tick) ? tick : self.getText(tick),
tickValue: tick,
// 用于坐标轴上文本动画时确定前后帧的对应关系
value: self.scale(tick)
};
}
rst.push(obj);
});
return rst;
} // 将时间转换为时间戳
}, {
key: "_toTimeStamp",
value: function _toTimeStamp(value) {
return _timeUtil["default"].toTimeStamp(value);
}
}]);
return TimeCategory;
}(_category["default"]);
var _default = TimeCategory;
exports["default"] = _default;