dwker/lightweight-charts-python
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Ensure files are read with UTF-8 Encoding

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louisnw
2023-07-03 14:14:10 +01:00
parent 4d1ce9e0d7
commit 7850821c6a
5 changed files with 49 additions and 89 deletions
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79
lightweight_charts/js/funcs.js
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@ -58,7 +58,7 @@ function makeChart(innerWidth, innerHeight, autoSize=true) {
scaleMargins: {top: 0.8, bottom: 0},
});
chart.legend.style.position = 'absolute'
chart.legend.style.zIndex = 1000
chart.legend.style.zIndex = '1000'
chart.legend.style.width = `${(chart.scale.width*100)-8}vw`
chart.legend.style.top = '10px'
chart.legend.style.left = '10px'
@ -78,14 +78,11 @@ function makeChart(innerWidth, innerHeight, autoSize=true) {
chart.wrapper.appendChild(chart.div)
document.getElementById('wrapper').append(chart.wrapper)
if (!autoSize) {
return chart
}
if (!autoSize) return chart
let topBarOffset = 0
window.addEventListener('resize', function() {
if ('topBar' in chart) {
topBarOffset = chart.topBar.offsetHeight
}
if ('topBar' in chart) topBarOffset = chart.topBar.offsetHeight
chart.chart.resize(window.innerWidth*innerWidth, (window.innerHeight*innerHeight)-topBarOffset)
});
return chart
@ -106,61 +103,39 @@ function makeHorizontalLine(chart, lineId, price, color, width, style, axisLabel
};
chart.horizontal_lines.push(line)
}
function legendItemFormat(num) {
return num.toFixed(2).toString().padStart(8, ' ')
}
function syncCrosshairs(childChart, parentChart) {
function crosshairHandler (e, thisChart, otherChart, otherHandler) {
thisChart.applyOptions({crosshair: { horzLine: {
visible: true,
labelVisible: true,
}}})
otherChart.applyOptions({crosshair: { horzLine: {
visible: false,
labelVisible: false,
}}})
otherChart.unsubscribeCrosshairMove(otherHandler)
if (e.time !== undefined) {
let xx = otherChart.timeScale().timeToCoordinate(e.time);
otherChart.setCrosshairXY(xx,300,true);
} else if (e.point !== undefined){
otherChart.setCrosshairXY(e.point.x,300,false);
}
otherChart.subscribeCrosshairMove(otherHandler)
}
let parent = 0
let child = 0
let parentCrosshairHandler = (e) => {
parent ++
if (parent < 10) {
return
}
if (parent < 10) return
child = 0
parentChart.applyOptions({crosshair: { horzLine: {
visible: true,
labelVisible: true,
}}})
childChart.applyOptions({crosshair: { horzLine: {
visible: false,
labelVisible: false,
}}})
childChart.unsubscribeCrosshairMove(childCrosshairHandler)
if (e.time !== undefined) {
let xx = childChart.timeScale().timeToCoordinate(e.time);
childChart.setCrosshairXY(xx,300,true);
} else if (e.point !== undefined){
childChart.setCrosshairXY(e.point.x,300,false);
}
childChart.subscribeCrosshairMove(childCrosshairHandler)
crosshairHandler(e, parentChart, childChart, childCrosshairHandler)
}
let childCrosshairHandler = (e) => {
child ++
if (child < 10) {
return
}
if (child < 10) return
parent = 0
childChart.applyOptions({crosshair: {horzLine: {
visible: true,
labelVisible: true,
}}})
parentChart.applyOptions({crosshair: {horzLine: {
visible: false,
labelVisible: false,
}}})
parentChart.unsubscribeCrosshairMove(parentCrosshairHandler)
if (e.time !== undefined) {
let xx = parentChart.timeScale().timeToCoordinate(e.time);
parentChart.setCrosshairXY(xx,300,true);
} else if (e.point !== undefined){
parentChart.setCrosshairXY(e.point.x,300,false);
}
parentChart.subscribeCrosshairMove(parentCrosshairHandler)
crosshairHandler(e, childChart, parentChart, parentCrosshairHandler)
}
parentChart.subscribeCrosshairMove(parentCrosshairHandler)
childChart.subscribeCrosshairMove(childCrosshairHandler)