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2 Commits

Author SHA1 Message Date
tim
b2ed48492b allocationText fix 2025-03-10 21:12:52 -04:00
tim
ebf70dd10c intro vid on homepage 2025-03-05 18:12:34 -04:00
10 changed files with 73 additions and 21 deletions

View File

@@ -19,8 +19,15 @@ export function subOHLC( chainId, pool, period ) {
export function refreshOHLCSubs() {
const keys = []
let chainId = null
for (const key of Object.keys(ohlcSubCounts)) {
const [chainId, pool, period] = key.split('|')
const [curChainId, pool, period] = key.split('|')
if (chainId === null)
chainId = curChainId
else if (chainId !== curChainId) {
console.error('refreshOHLCSubs: mixed chainIds')
continue
}
keys.push(`${pool}|${period}`)
}
socket.emit('subOHLCs', chainId, keys)

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@@ -52,4 +52,8 @@ export function dirtyItems(a, b) {
for (const k of dirtyKeys(a, b))
result[k] = b[k]
return result
}
}
export function copyPoints(points) {
return points.map((p)=>({time: p.time, price: p.price}))
}

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@@ -4,6 +4,7 @@ import {DataFeed, feelessTickerKey, getAllSymbols, lookupSymbol} from "@/charts/
import {intervalToSeconds, SingletonCoroutine} from "@/misc.js";
import {useStore} from "@/store/store.js";
import {tvCustomThemes} from "../../theme.js";
import {copyPoints} from "@/charts/chart-misc.js";
export let widget = null
export let chart = null
@@ -310,10 +311,14 @@ function onSelectedLineToolChanged() {
export let dragging = false
export let draggingShapeIds = []
let draggingShapeStartPoints = null
let mouseClickPoint = null
function mouseDown() {
// console.log('mouseDown')
// todo push into drawing event queue instead, then set dragging there
dragging = true
mouseClickPoint = {time: crosshairPoint.time, price: crosshairPoint.price}
}
function mouseUp() {
@@ -341,7 +346,11 @@ function doHandleCrosshairMovement(point) {
if (selection.length)
draggingShapeIds = selection
// console.log('dragging selected', draggingShapeIds)
for (const shapeId of draggingShapeIds) {
const initStartPoints = draggingShapeStartPoints === null
if (initStartPoints)
draggingShapeStartPoints = []
for (const i in draggingShapeIds) {
const shapeId = draggingShapeIds[i]
let shape
try {
shape = chart.getShapeById(shapeId);
@@ -349,15 +358,33 @@ function doHandleCrosshairMovement(point) {
catch (e) {
continue
}
const points = structuredClone(shape.getPoints());
const shapePoints = shape.getPoints();
const lpbe = shape._model._linePointBeingEdited
points[lpbe] = point
const points = [];
const dt = point.time - mouseClickPoint.time
const dp = point.price - mouseClickPoint.price
if (initStartPoints)
draggingShapeStartPoints.push(copyPoints(shapePoints))
for (const j in shapePoints) {
if (lpbe!==null)
// if this is the point being dragged, set it to the cursor position. otherwise pass it unchanged.
points.push(j===lpbe ? {time: point.time, price: point.price} : shapePoints[j])
else {
// lpbe is null if the user is dragging the entire object (translation,) meaning all points are affected
// todo use the origin of any selected point
const startPoint = draggingShapeStartPoints[i][j];
// push a point that applies the cursor delta to the starting position of the shape
points.push({time: startPoint.time + dt, price: startPoint.price + dp})
}
}
//console.log('lpbe', lpbe)
// console.log('drag calling onPoints', points, shape, lpbe)
invokeCallbacks(shapeCallbacks[shapeId], 'onPoints', shapeId, shape, points)
}
}
else if (draggingShapeIds.length > 0) {
draggingShapeIds = []
draggingShapeStartPoints = []
}
}

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@@ -87,7 +87,7 @@ class TrancheShapes {
price *= scale
// console.log('price', price)
const channel = buy?'low':'high';
const text = allocationText(buy, weight, amount, amountSymbol, '\n')
const text = allocationText(buy, weight, amount, amountSymbol, amountIsBase ? null : this.symbol.base.s, '\n')
const s = createShape(buy?'arrow_up':'arrow_down', {time, price}, {channel,text,lock:true})
// console.log('created fill shape at', time, price)
this.fills.push(s)

View File

@@ -4,7 +4,7 @@ import {invokeCallback, mixin} from "@/common.js";
import {chart, createShape, deleteShapeId, dragging, draggingShapeIds, drawShape, widget} from "@/charts/chart.js";
import Color from "color";
import {dirtyItems, dirtyPoints, nearestOhlcStart} from "@/charts/chart-misc.js";
import {defined} from "@/misc.js";
import {defined, toPrecision} from "@/misc.js";
//
@@ -39,8 +39,7 @@ export const ShapeType = {
}
export function allocationText(buy, weight, amount, symbol, separator = ' ') {
// set breakout=true for a buy breakout and breakout=false for a sell breakout
export function allocationText(buy, weight, amount, baseSymbol, amountSymbol = null, separator = ' ') {
const hasAmount = amount !== null && amount !== undefined && amount > 0
if (hasAmount)
amount = Number(amount)
@@ -52,11 +51,14 @@ export function allocationText(buy, weight, amount, symbol, separator = ' ') {
let text = buy === undefined ? '' : buy ? 'Buy ' : 'Sell '
if (hasWeight)
text += `${(weight * 100).toFixed(1)}%`
const hasSymbol = symbol !== null && symbol !== undefined
const hasSymbol = baseSymbol !== null && baseSymbol !== undefined
if (hasAmount && hasSymbol) {
if (hasWeight)
text += separator
text += `${amount.toPrecision(3).toLocaleString('fullwide')} ${symbol}`
if (amountSymbol!==null && amountSymbol!==baseSymbol)
text += `${baseSymbol} worth ${toPrecision(amount,3)} ${amountSymbol}`
else
text += `${toPrecision(amount,3)} ${baseSymbol}`
}
return text
}
@@ -110,6 +112,7 @@ export class Shape {
this.model.maxAllocation = null
// both amount and amountSymbol must be set in order to display amount text
this.model.amount = null
this.model.baseSymbol = null
this.model.amountSymbol = null
this.model.extraText = null
this.model.textLocation = null // defaults to 'above' if not set
@@ -132,6 +135,8 @@ export class Shape {
this.model.amount = model.amount
if (defined(model.amountSymbol))
this.model.amountSymbol = model.amountSymbol
if (defined(model.baseSymbol))
this.model.baseSymbol = model.baseSymbol
if (defined(model.extraText))
this.model.extraText = model.extraText
if (defined(model.breakout))
@@ -164,7 +169,7 @@ export class Shape {
newProps.linecolor = color
// text label
let text = allocationText(this.model.buy, this.model.allocation, this.model.amount, this.model.amountSymbol)
let text = allocationText(this.model.buy, this.model.allocation, this.model.amount, this.model.baseSymbol, this.model.amountSymbol)
if (this.model.breakout)
text += ' ' + (this.model.textLocation==='above' ? '▲Breakout▲' : '▼Breakout▼')
if (this.model.extraText)
@@ -324,11 +329,11 @@ export class Shape {
}
// diagonals need to override this to adjust their price as well.
pointsToTvOhlcStart(points, periodSeconds=null) {
return points === null ? null : points.map((p) => {
return {time: nearestOhlcStart(p.time, periodSeconds), price: p.price}
})
}
pointsToTvOhlcStart(points, periodSeconds = null) {
return points === null ? null : points.map((p) => {
return {time: nearestOhlcStart(p.time, periodSeconds), price: p.price}
})
}
onPoints(points) {} // the control points of an existing shape were changed

View File

@@ -1,4 +1,4 @@
<template>
<template class="d-flex align-content-center flex-column" style="height: 100%; width: 100%;">
<rung-builder name='DCA' :order="order" :builder="builder" v-model="timeEndpoints"
:shape="VLine"
:mode="1" :flip="flipped" :orientation="0"
@@ -82,7 +82,7 @@ const times = ref([])
const weights = ref([])
const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol.base.s : co.selectedSymbol.quote.s )
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w*props.order.amount, amountSymbol.value)))
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
const endTimes = computed(()=>{
if (props.builder.rungs === 1)

View File

@@ -349,7 +349,7 @@ function setWeights(ws) {
const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol.base.s : co.selectedSymbol.quote.s )
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w*props.order.amount, amountSymbol.value)))
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
const stdWidth = computed(()=>[0, co.meanRange, 0, co.meanRange])

View File

@@ -196,7 +196,7 @@ function setPrices(ps) {prices.value = ps}
function setWeights(ws) { weights.value = ws }
const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol.base.s : co.selectedSymbol.quote.s )
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w*props.order.amount, amountSymbol.value)))
const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
const color = computed(()=>props.builder.color ? props.builder.color : defaultColor)
const stdWidth = computed(()=>co.meanRange)
const description = computed(()=>{

View File

@@ -330,6 +330,7 @@ function makeModel(index) {
allocation: alloc,
maxAllocation: Math.max(...weights.value),
amount: props.order.amount * alloc,
baseSymbol: co.selectedSymbol.base.s,
amountSymbol: amountSymbol.value,
textLocation: above ? 'above' : 'below',
breakout: props.builder.breakout,

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@@ -251,3 +251,11 @@ export function computeInterceptSlope(time0, price0, time1, price1) {
export function defined(v) {
return v !== undefined && v !== null
}
export function toPrecision(value, significantDigits = 3) {
if (!isFinite(value)) return value.toString(); // Handle Infinity and NaN
if (value === 0) return "0"; // Special case for 0
const magnitude = Math.floor(Math.log10(Math.abs(value)));
const decimalsNeeded = Math.max(0, significantDigits - 1 - magnitude);
return value.toFixed(decimalsNeeded); // Use toFixed to completely avoid scientific notation
}