91 lines
2.7 KiB
JavaScript
91 lines
2.7 KiB
JavaScript
function getNodeDefinition(node) {
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let key = node.type
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return APP_SCHEMA_MAP.get(key)
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}
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function dynamicDecimals(value, minDecimals) {
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if (minDecimals === undefined) {
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minDecimals = 0
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}
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let decimals = 2
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if (value < 1) { decimals = 4 }
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if (Math.abs(Math.trunc(value * 100)) < 1) { decimals = 6 }
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if (Math.abs(Math.trunc(value * 10000)) < 1) { decimals = 8 }
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if (Math.abs(Math.trunc(value * 1000000)) < 1) { decimals = 10 }
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if (Math.abs(Math.trunc(value * 100000000)) < 1) { decimals = 12 }
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if (Math.abs(Math.trunc(value * 10000000000)) < 1) { value = 0; decimals = 0 }
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if (Math.trunc(value) === value) { decimals = minDecimals }
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let returnValue = Number(value).toFixed(decimals)
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return returnValue
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}
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function convertTimeFrameToName(pTimeFrame) {
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for (let i = 0; i < dailyFilePeriods.length; i++) {
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let period = dailyFilePeriods[i]
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if (period[0] === pTimeFrame) {
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return period[1]
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}
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}
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for (let i = 0; i < marketFilesPeriods.length; i++) {
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let period = marketFilesPeriods[i]
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if (period[0] === pTimeFrame) {
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return period[1]
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}
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}
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}
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function nextPorwerOf10(number) {
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for (let i = -10; i <= 10; i++) {
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if (number < Math.pow(10, i)) {
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return Math.pow(10, i)
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}
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}
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}
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function pad(str, max) {
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str = str.toString()
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return str.length < max ? pad('0' + str, max) : str
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}
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function moveToUserPosition(container, currentDate, currentRate, coordinateSystem, ignoreX, ignoreY, mousePosition, fitFunction) {
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let targetPoint = {
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x: currentDate.valueOf(),
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y: currentRate
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}
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/* Put this point in the coordinate system of the canvas.chartingSpace.viewport */
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targetPoint = coordinateSystem.transformThisPoint(targetPoint)
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targetPoint = transformThisPoint(targetPoint, container)
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let displaceVector
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let targetNoZoom = canvas.chartingSpace.viewport.unTransformThisPoint(targetPoint)
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let mouseNoZoom = canvas.chartingSpace.viewport.unTransformThisPoint(mousePosition)
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displaceVector = {
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x: mouseNoZoom.x - targetNoZoom.x,
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y: mouseNoZoom.y - targetNoZoom.y
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}
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if (ignoreX) { displaceVector.x = 0 }
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if (ignoreY) { displaceVector.y = 0 }
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container.displace(displaceVector)
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}
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function removeTime(datetime) {
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if (datetime === undefined) { return }
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let dateOnly = new Date(Math.trunc(datetime.valueOf() / ONE_DAY_IN_MILISECONDS) * ONE_DAY_IN_MILISECONDS)
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return dateOnly
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}
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function newUniqueId() {
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return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
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var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8)
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return v.toString(16)
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})
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}
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