kepler.gl.geoiq/dist/deckgl-layers/arc-brushing-layer/arc-brushing-layer.js

kepler.gl is a webgl based application to visualize large scale location data in the browser

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

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

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));

var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));

var _get2 = _interopRequireDefault(require("@babel/runtime/helpers/get"));

var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _deck = require("deck.gl");

var _shaderUtils = require("../layer-utils/shader-utils");

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2["default"])(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

var defaultProps = _objectSpread({}, _deck.ArcLayer.defaultProps, {
  // show arc if source is in brush
  brushSource: true,
  // show arc if target is in brush
  brushTarget: true,
  enableBrushing: true,
  getStrokeWidth: function getStrokeWidth(d) {
    return d.strokeWidth;
  },
  strokeScale: 1,
  // brush radius in meters
  brushRadius: 100000,
  mousePosition: [0, 0]
});

function addBrushingVsShader(vs) {
  return (0, _shaderUtils.editShader)(vs, 'arc brushing vs', 'vec2 offset = getExtrusionOffset((next.xy - curr.xy) * indexDir, positions.y);', 'vec2 offset = brushing_getExtrusionOffset((next.xy - curr.xy) * indexDir, positions.y, project_uViewportSize, instancePositions, instanceWidths);');
}

function addBrushingVs64Shader(vs) {
  return (0, _shaderUtils.editShader)(vs, 'arc brushing vs64', 'vec2 offset = getExtrusionOffset(next_pos_clipspace.xy - curr_pos_clipspace.xy, positions.y);', 'vec2 offset = brushing_getExtrusionOffset(next_pos_clipspace.xy - curr_pos_clipspace.xy, positions.y, project_uViewportSize, instancePositions, instanceWidths);');
}

var ArcBrushingLayer =
/*#__PURE__*/
function (_ArcLayer) {
  (0, _inherits2["default"])(ArcBrushingLayer, _ArcLayer);

  function ArcBrushingLayer() {
    (0, _classCallCheck2["default"])(this, ArcBrushingLayer);
    return (0, _possibleConstructorReturn2["default"])(this, (0, _getPrototypeOf2["default"])(ArcBrushingLayer).apply(this, arguments));
  }

  (0, _createClass2["default"])(ArcBrushingLayer, [{
    key: "getShaders",
    value: function getShaders() {
      var shaders = (0, _get2["default"])((0, _getPrototypeOf2["default"])(ArcBrushingLayer.prototype), "getShaders", this).call(this);
      return {
        vs: this.is64bitEnabled() ? addBrushingVs64Shader(shaders.vs) : addBrushingVsShader(shaders.vs),
        fs: shaders.fs,
        modules: shaders.modules.concat(['brushing'])
      };
    }
  }, {
    key: "draw",
    value: function draw(opts) {
      var uniforms = opts.uniforms;
      var _this$props = this.props,
          brushSource = _this$props.brushSource,
          brushTarget = _this$props.brushTarget,
          brushRadius = _this$props.brushRadius,
          enableBrushing = _this$props.enableBrushing,
          mousePosition = _this$props.mousePosition,
          strokeScale = _this$props.strokeScale;
      (0, _get2["default"])((0, _getPrototypeOf2["default"])(ArcBrushingLayer.prototype), "draw", this).call(this, _objectSpread({}, opts, {
        uniforms: _objectSpread({}, uniforms, {
          brushing_uBrushSource: brushSource ? 1 : 0,
          brushing_uBrushTarget: brushTarget ? 1 : 0,
          brushing_uBrushRadius: brushRadius,
          brushing_uEnableBrushing: enableBrushing ? 1 : 0,
          brushing_uStrokeScale: strokeScale,
          brushing_uMousePosition: mousePosition ? new Float32Array(this.unproject(mousePosition)) : defaultProps.mousePosition
        })
      }));
    }
  }]);
  return ArcBrushingLayer;
}(_deck.ArcLayer);

exports["default"] = ArcBrushingLayer;
ArcBrushingLayer.layerName = 'ArcBrushingLayer';
ArcBrushingLayer.defaultProps = defaultProps;
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