Thursday 12 November 2020

Angular: Changing font-size using css variables is applying but not reflecting in browser for certain fields

I am using CSS variables for a feature where the user has an option to change the font-size to small, medium or large. So for most of the fields, it's working as expected. But for certain fields, the value is applied but not reflected

:host-context(.mediumFont) {
    --fontSize: 11px;
}
:host-context(.largeFont) {
    --fontSize: 12px;
}
:host-context(.smallFont) {
    --fontSize: 10px;
}

refClassArray: RefClassInterface[] = [
        { class: 'font-small', refClass: 'smallFont' },
        { class: 'font-medium', refClass: 'mediumFont' },
        { class: 'font-large', refClass: 'largeFont' },
    ];
defaultFontSize = 'mediumFont';

changeFontSize(selector: string) {
        this.defaultFontSize = selector;
        let docBody = document.body;
        console.log(document.getElementById(selector));
        docBody.classList.add(selector);
        this.refClassArray.forEach((refClass: RefClassInterface) => {
            if (selector !== refClass.refClass) {
                docBody.classList.remove(refClass.refClass);
                document.querySelector('#' + refClass.refClass).setAttribute('style', 'font-weight: normal;' + 'pointer-events: auto;');
            } else {
                document.querySelector('#' + refClass.refClass).setAttribute('style', 'font-weight:' + 'bold;' + 'pointer-events: none;');
            }
        });
        this.ieStyles.iEfont(selector);
    }

Above is the logic I am using.

enter image description here

enter image description here

The first pic is from the element which is working fine. When I hover over the --font-size, 11px is reflected. The second one is the one where it's not working as expected and when I hover over the --font-size nothing is appearing. And both these elements are inside <body>



from Angular: Changing font-size using css variables is applying but not reflecting in browser for certain fields

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