core-graphics/lib/renderer/rubber-band.js

A core library for creating shape-based graphic editors

'use strict';

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

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = require('react');

var React = _interopRequireWildcard(_react);

var _boundingBox = require('../utils/bounding-box');

var _modes = require('../declarations/modes');

var _constants = require('./constants');

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var RUBBERBAND_COLOR = (0, _constants.getAlphaMainColor)(0.8);

var RubberBandRenderer = function (_React$Component) {
    _inherits(RubberBandRenderer, _React$Component);

    function RubberBandRenderer() {
        _classCallCheck(this, RubberBandRenderer);

        return _possibleConstructorReturn(this, Object.getPrototypeOf(RubberBandRenderer).apply(this, arguments));
    }

    _createClass(RubberBandRenderer, [{
        key: 'render',
        value: function render() {
            var mode = this.props.mode;

            if (!(0, _modes.isRubberBandSelectionMode)(mode)) {
                return null;
            }
            if ((0, _modes.isRubberBandSelectionMode)(mode)) {
                var _mode$payload = mode.payload;
                var pStart = _mode$payload.pStart;
                var pEnd = _mode$payload.pEnd;

                var _normalizeBB = (0, _boundingBox.normalizeBB)((0, _boundingBox.getBoundingBoxFromTwoPoints)(pStart, pEnd));

                var x1 = _normalizeBB.x1;
                var y1 = _normalizeBB.y1;
                var width = _normalizeBB.width;
                var height = _normalizeBB.height;

                return React.createElement('rect', { x: x1 + 0.5, y: y1 + 0.5, width: width, height: height, stroke: RUBBERBAND_COLOR, strokeWidth: '1', fill: 'none' });
            }
        }
    }]);

    return RubberBandRenderer;
}(React.Component);

exports.default = RubberBandRenderer;