advanced-cropper/node/service/fitVisibleArea.js

The core of the advanced cropper libraries family

'use strict';

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

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

function fitVisibleArea(state, settings) {
    var result = copyState.copyState(state);
    if (state.visibleArea) {
        var areaSizeRestrictions = helpers.getAreaSizeRestrictions(state, settings);
        // Fit the visible area to its size restrictions and boundary aspect ratio:
        result.visibleArea = tslib.__assign(tslib.__assign({}, state.visibleArea), approximateSize.approximateSize({
            width: state.visibleArea.width,
            height: state.visibleArea.height,
            aspectRatio: {
                minimum: utils.ratio(result.boundary),
                maximum: utils.ratio(result.boundary),
            },
            sizeRestrictions: areaSizeRestrictions,
        }));
        // Return the visible area to previous center
        result.visibleArea = utils.applyMove(result.visibleArea, utils.diff(utils.getCenter(state.visibleArea), utils.getCenter(result.visibleArea)));
        // Fit the visible area to positions restrictions
        result.visibleArea = utils.moveToPositionRestrictions(result.visibleArea, helpers.getAreaPositionRestrictions(result, settings));
    }
    return result;
}

exports.fitVisibleArea = fitVisibleArea;