@deck.gl/experimental-layers/dist/es5/advanced-text-layer/text-multi-icon-layer.js

Experimental layers for deck.gl

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _layers = require("@deck.gl/layers");

var _advancedTextLayerVertex = _interopRequireDefault(require("./advanced-text-layer-vertex.glsl"));

var _advancedTextLayerFragment = _interopRequireDefault(require("./advanced-text-layer-fragment.glsl"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

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

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }

function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

// TODO: provide more props
var defaultProps = _layers.IconLayer.defaultProps;

var TextMultiIconLayer =
/*#__PURE__*/
function (_IconLayer) {
  _inherits(TextMultiIconLayer, _IconLayer);

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

    return _possibleConstructorReturn(this, _getPrototypeOf(TextMultiIconLayer).apply(this, arguments));
  }

  _createClass(TextMultiIconLayer, [{
    key: "getShaders",
    value: function getShaders() {
      return Object.assign({}, _get(_getPrototypeOf(TextMultiIconLayer.prototype), "getShaders", this).call(this), {
        vs: _advancedTextLayerVertex.default,
        fs: _advancedTextLayerFragment.default
      });
    }
  }, {
    key: "draw",
    value: function draw(_ref) {
      var uniforms = _ref.uniforms;
      var _this$props = this.props,
          fontSmoothing = _this$props.fontSmoothing,
          sizeScale = _this$props.sizeScale;

      _get(_getPrototypeOf(TextMultiIconLayer.prototype), "draw", this).call(this, {
        uniforms: Object.assign({}, uniforms, {
          // TODO: handle for individual sizes using this.props.getSize()
          smoothing: sizeScale > 0 ? fontSmoothing / sizeScale : 0
        })
      });
    }
  }, {
    key: "calculateInstanceOffsets",
    value: function calculateInstanceOffsets(attribute) {
      var data = this.props.data;
      var value = attribute.value;
      var i = 0;
      var _iteratorNormalCompletion = true;
      var _didIteratorError = false;
      var _iteratorError = undefined;

      try {
        for (var _iterator = data[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
          var object = _step.value;
          value[i++] = object.x;
          value[i++] = object.y;
        }
      } catch (err) {
        _didIteratorError = true;
        _iteratorError = err;
      } finally {
        try {
          if (!_iteratorNormalCompletion && _iterator.return != null) {
            _iterator.return();
          }
        } finally {
          if (_didIteratorError) {
            throw _iteratorError;
          }
        }
      }
    }
  }]);

  return TextMultiIconLayer;
}(_layers.IconLayer);

exports.default = TextMultiIconLayer;
TextMultiIconLayer.layerName = 'TextMultiIconLayer';
TextMultiIconLayer.defaultProps = defaultProps;
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