advanced-cropper/node/defaults/defaultAreaSizeRestrictions.js

The core of the advanced cropper libraries family

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

require('tslib');
var utils = require('../service/utils.js');
var helpers = require('../service/helpers.js');
var index = require('../types/index.js');
require('../state/setCoordinates.js');

function defaultAreaSizeRestrictions(state, settings) {
    var boundary = state.boundary;
    var imageRestriction = settings.imageRestriction;
    var imageSize = helpers.getTransformedImageSize(state);
    var restrictions = {
        minWidth: 0,
        minHeight: 0,
        maxWidth: Infinity,
        maxHeight: Infinity,
    };
    if (imageRestriction === index.ImageRestriction.fillArea) {
        restrictions.maxWidth = imageSize.width;
        restrictions.maxHeight = imageSize.height;
    }
    else if (imageRestriction === index.ImageRestriction.fitArea) {
        if (utils.ratio(boundary) > utils.ratio(imageSize)) {
            restrictions.maxHeight = imageSize.height;
            restrictions.maxWidth = imageSize.height * utils.ratio(boundary);
        }
        else {
            restrictions.maxWidth = imageSize.width;
            restrictions.maxHeight = imageSize.width / utils.ratio(boundary);
        }
    }
    return restrictions;
}

exports.defaultAreaSizeRestrictions = defaultAreaSizeRestrictions;