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kien.luu/update-force-update-when-update-data #723

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25 changes: 22 additions & 3 deletions angular-chart.js
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Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,8 @@
chartColors: '=?',
chartClick: '=?',
chartHover: '=?',
chartDatasetOverride: '=?'
chartDatasetOverride: '=?',
chartForceUpdate: '=?'
},
link: function (scope, elem/*, attrs */) {
if (useExcanvas) window.G_vmlCanvasManager.initElement(elem[0]);
Expand All @@ -118,7 +119,7 @@
scope.$watch('chartData', watchData, true);
scope.$watch('chartSeries', watchOther, true);
scope.$watch('chartLabels', watchOther, true);
scope.$watch('chartOptions', watchOther, true);
scope.$watch('chartOptions', watchOptions, true);
scope.$watch('chartColors', watchOther, true);
scope.$watch('chartDatasetOverride', watchOther, true);
scope.$watch('chartType', watchType, false);
Expand All @@ -139,7 +140,7 @@
var chartType = type || scope.chartType;
if (! chartType) return;

if (scope.chart && canUpdateChart(newVal, oldVal))
if (scope.chart && (canUpdateChart(newVal, oldVal) || scope.chartForceUpdate))
return updateChart(newVal, scope);

createChart(chartType, scope, elem);
Expand All @@ -156,6 +157,12 @@
createChart(chartType, scope, elem);
}

function watchOptions (newVal, oldVal) {
if (isEmpty(newVal)) return;
if (angular.equals(newVal, oldVal)) return;
updateChartOption(newVal, scope)
}

function watchType (newVal, oldVal) {
if (isEmpty(newVal)) return;
if (angular.equals(newVal, oldVal)) return;
Expand Down Expand Up @@ -352,6 +359,18 @@
cvs.onmousemove = scope.chartHover ? getEventHandler(scope, 'chartHover', true) : angular.noop;
}

function updateChartOption(values,scope) {
if (values) {
Object.keys(values).forEach((key) => {
if (scope.chart.options[key]) {
scope.chart.options[key] = values[key]
}
})
scope.chart.update('quiet');
scope.$emit('chart-update', scope.chart);
}
}

function updateChart (values, scope) {
if (Array.isArray(scope.chartData[0])) {
scope.chart.data.datasets.forEach(function (dataset, i) {
Expand Down