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Fix gauge signal data

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This commit is contained in:
Markus Grigull 2017-07-12 12:50:38 +02:00
parent 4b44ab0a80
commit 6d0ad4c236
1 changed files with 8 additions and 6 deletions
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14
src/components/widget-gauge.js
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@ -82,12 +82,14 @@ class WidgetGauge extends Component {
const signal = nextProps.data[simulator.node][simulator.simulator].values[nextProps.widget.signal];
// Take just 3 decimal positions
// Note: Favor this method over Number.toFixed(n) in order to avoid a type conversion, since it returns a String
const new_value = Math.round( signal[signal.length - 1].y * 1e3 ) / 1e3;
if (this.state.value !== new_value) {
this.setState({ value: new_value });
if (signal != null) {
const new_value = Math.round( signal[signal.length - 1].y * 1e3 ) / 1e3;
if (this.state.value !== new_value) {
this.setState({ value: new_value });
// update gauge's value
this.gauge.set(new_value);
// update gauge's value
this.gauge.set(new_value);
}
}
}
@ -102,7 +104,7 @@ class WidgetGauge extends Component {
if (this.props.simulation) {
var simulationModel = this.props.simulation.models.filter((model) => model.simulator.node === this.props.widget.simulator.node && model.simulator.simulator === this.props.widget.simulator.simulator)[0];
signalType = simulationModel && simulationModel.length > 0? simulationModel.mapping[this.props.widget.signal].type : '';
signalType = (simulationModel != null && simulationModel.length > 0) ? simulationModel.mapping[this.props.widget.signal].type : '';
}
return (