@dickyindra/klinecharts
Version:
Lightweight k-line chart built with html5 canvas
63 lines (55 loc) • 1.56 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
/**
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* mtm
* 公式 MTM（N日）=C－CN
*/
var _default = {
name: 'MTM',
shortName: 'MTM',
calcParams: [12, 6],
plots: [{
key: 'mtm',
title: 'MTM: ',
type: 'line'
}, {
key: 'maMtm',
title: 'MAMTM: ',
type: 'line'
}],
calcTechnicalIndicator: function calcTechnicalIndicator(dataList, _ref) {
var params = _ref.params;
var mtmSum = 0;
var result = [];
dataList.forEach(function (kLineData, i) {
var mtm = {};
if (i >= params[0]) {
var close = kLineData.close;
var agoClose = dataList[i - params[0]].close;
mtm.mtm = close - agoClose;
mtmSum += mtm.mtm;
if (i >= params[0] + params[1] - 1) {
mtm.maMtm = mtmSum / params[1];
mtmSum -= result[i - (params[1] - 1)].mtm;
}
}
result.push(mtm);
});
return result;
}
};
exports.default = _default;