@tralves/shadowed-label/common.js

A NativeScript Label that supports text shadow.

import { Color, CssProperty, isIOS, Label, Style, Utils } from '@nativescript/core';
export class ShadowedLabelCommon extends Label {
    get textShadow() {
        return this.style.textShadow;
    }
    set textShadow(value) {
        this.style.textShadow = value;
    }
}
export const textShadowProperty = new CssProperty({
    name: 'textShadow',
    cssName: 'text-shadow',
    affectsLayout: isIOS,
    valueConverter: value => {
        const params = value.split(' ');
        return {
            offsetX: parseDIPs(params[0]),
            offsetY: parseDIPs(params[1]),
            blurRadius: parseDIPs(params[2]),
            color: new Color(params.slice(3).join(''))
        };
    }
});
textShadowProperty.register(Style);
function parseDIPs(value) {
    if (value.indexOf('px') !== -1) {
        return Utils.layout.toDeviceIndependentPixels(parseFloat(value.replace('px', '').trim()));
    }
    else {
        return parseFloat(value.replace('dip', '').trim());
    }
}
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