added dashed line on last price
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parent
dfc9adcd9f
commit
1718c37751
@ -10,9 +10,18 @@ type FirstConnectData = {
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prices: Array<number>
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}
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type PriceLine = {
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x0: number,
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y0: number,
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x1: number,
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y1: number
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}
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type PlotState = {
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x: Array<number>,
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y: Array<number>
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y: Array<number>,
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price_line: PriceLine
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}
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class RPlot extends Component<{}, PlotState> {
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@ -22,14 +31,24 @@ class RPlot extends Component<{}, PlotState> {
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state = {
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x: [],
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y: []
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y: [],
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price_line: { x0: 0, x1: 0, y0: 0, y1: 0 }
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}
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componentDidMount() {
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socket.on("first_connect", (data: FirstConnectData) => {
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var last_tick = data.ticks[data.ticks.length - 1]
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var last_price = data.prices[data.prices.length - 1]
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this.setState({
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x: data.ticks,
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y: data.prices
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y: data.prices,
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price_line: {
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x0: 0,
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y0: last_price,
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x1: last_tick,
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y1: last_price
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}
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})
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})
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@ -44,6 +63,12 @@ class RPlot extends Component<{}, PlotState> {
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this.setState({
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x: x,
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y: y,
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price_line: {
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x0: 0,
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y0: data.price,
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x1: data.tick,
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y1: data.price
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}
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})
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})
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}
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@ -60,7 +85,22 @@ class RPlot extends Component<{}, PlotState> {
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"marker.colorbar": { tickformat: ".1f" }
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},
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]}
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layout={{ dragmode: "pan", autosize: true }}
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layout={{
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dragmode: "pan", autosize: true, shapes: [
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{
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type: 'line',
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x0: this.state.price_line.x0,
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y0: this.state.price_line.y0,
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x1: this.state.price_line.x1,
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y1: this.state.price_line.y1,
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line: {
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color: 'rgb(50, 171, 96)',
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width: 2,
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dash: 'dashdot'
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}
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},
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]
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}}
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config={{
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scrollZoom: true,
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displayModeBar: false,
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