ENEI2019-Public/App/app/utils/scale.js

13 lines
491 B
JavaScript

import { Dimensions } from 'react-native';
const { width, height } = Dimensions.get('window');
// Guideline sizes are based on standard ~5" screen mobile device
const guidelineBaseWidth = 350;
const guidelineBaseHeight = 680;
const scale = size => (width / guidelineBaseWidth) * size;
const scaleVertical = size => (height / guidelineBaseHeight) * size;
const scaleModerate = (size, factor = 0.5) => size + ((scale(size) - size) * factor);
export { scale, scaleVertical, scaleModerate };