95 lines
2.4 KiB
JavaScript
95 lines
2.4 KiB
JavaScript
class UIUtils {
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static show(element) {
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element.style.display = "block";
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}
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static hide(element) {
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element.style.display = "none";
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}
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static disableButton(button) {
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button.disabled = true;
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}
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static enableButton(button) {
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button.disabled = false;
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}
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static instantiateTemplate(templateId) {
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return document.getElementById(templateId).content.firstElementChild.cloneNode(true);
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}
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static createCanvas() {
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return UIUtils.instantiateTemplate('template-canvas');
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}
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static clear(container) {
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container.replaceChildren();
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}
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static createChartViewElementWithHeading(heading) {
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const chartViewElement = UIUtils.instantiateTemplate('template-ChartView');
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chartViewElement.querySelector(".heading").textContent = heading;
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return {
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chartViewElement: chartViewElement,
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canvas: chartViewElement.querySelector(".canvas")
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};
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}
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static getSelectedOption(selectElement) {
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return selectElement.options[selectElement.selectedIndex];
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}
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static getYLabelWithPercent(context) {
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return UIUtils.#getLabelWithPercent(context, context.parsed.y);
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}
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static getXLabelWithPercent(context) {
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return UIUtils.#getLabelWithPercent(context, context.parsed.x);
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}
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static #getLabelWithPercent(context, value) {
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let label = context.dataset.label || '';
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if (label) {
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label += ': ';
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}
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if (value !== null) {
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label += value.toFixed(1) + "%";
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}
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return label;
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}
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static getPercentageScale(label) {
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return {
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min: 0,
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max: 100,
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title: {
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display: true,
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text: label
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},
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ticks: {
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callback: value => value + "%"
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}
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}
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}
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static getSearchParam(urlParams, searchParam, defaultValue) {
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return urlParams.has(searchParam) ?
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urlParams.get(searchParam) :
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defaultValue;
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}
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static isSearchParamYES(urlParams, searchParam) {
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return UIUtils.getSearchParam(urlParams, searchParam, 'NO').toUpperCase() == 'YES';
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}
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static downloadUrlAsFilename(url, filename) {
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const a = document.createElement('a');
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a.setAttribute('href', url);
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a.setAttribute('download', filename);
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a.click();
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}
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}
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