kepler.gl
Version:
kepler.gl is a webgl based application to visualize large scale location data in the browser
158 lines (128 loc) • 13.5 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = undefined;
var _extends2 = require('babel-runtime/helpers/extends');
var _extends3 = _interopRequireDefault(_extends2);
var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
var _createClass2 = require('babel-runtime/helpers/createClass');
var _createClass3 = _interopRequireDefault(_createClass2);
var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');
var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);
var _inherits2 = require('babel-runtime/helpers/inherits');
var _inherits3 = _interopRequireDefault(_inherits2);
var _arcLayer = require('../arc-layer/arc-layer');
var _arcLayer2 = _interopRequireDefault(_arcLayer);
var _lineLayer = require('../../deckgl-layers/line-layer/line-layer');
var _lineLayer2 = _interopRequireDefault(_lineLayer);
var _lineLayerIcon = require('./line-layer-icon');
var _lineLayerIcon2 = _interopRequireDefault(_lineLayerIcon);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var LineLayer = function (_ArcLayer) {
(0, _inherits3.default)(LineLayer, _ArcLayer);
function LineLayer() {
(0, _classCallCheck3.default)(this, LineLayer);
return (0, _possibleConstructorReturn3.default)(this, (LineLayer.__proto__ || Object.getPrototypeOf(LineLayer)).apply(this, arguments));
}
(0, _createClass3.default)(LineLayer, [{
key: 'renderLayer',
value: function renderLayer(_ref) {
var data = _ref.data,
idx = _ref.idx,
layerInteraction = _ref.layerInteraction,
objectHovered = _ref.objectHovered,
mapState = _ref.mapState,
interactionConfig = _ref.interactionConfig;
var brush = interactionConfig.brush;
var colorUpdateTriggers = {
color: this.config.color,
colorField: this.config.colorField,
colorRange: this.config.visConfig.colorRange,
colorScale: this.config.colorScale,
targetColor: this.config.visConfig.targetColor
};
var interaction = {
// auto highlighting
pickable: true,
autoHighlight: !brush.enabled,
highlightColor: this.config.highlightColor,
// brushing
brushRadius: brush.config.size * 1000,
brushSource: true,
brushTarget: true,
enableBrushing: brush.enabled
};
return [
// base layer
new _lineLayer2.default((0, _extends3.default)({}, layerInteraction, data, interaction, {
getColor: data.getSourceColor,
id: this.id,
idx: idx,
fp64: this.config.visConfig['hi-precision'],
opacity: this.config.visConfig.opacity,
strokeScale: this.config.visConfig.thickness,
// parameters
parameters: { depthTest: mapState.dragRotate },
updateTriggers: {
getStrokeWidth: {
sizeField: this.config.sizeField,
sizeRange: this.config.visConfig.sizeRange
},
getColor: colorUpdateTriggers,
getTargetColor: colorUpdateTriggers
}
}))];
}
}, {
key: 'type',
get: function get() {
return 'line';
}
}, {
key: 'layerIcon',
get: function get() {
return _lineLayerIcon2.default;
}
}], [{
key: 'findDefaultLayerProps',
value: function findDefaultLayerProps(_ref2) {
var fieldPairs = _ref2.fieldPairs;
if (fieldPairs.length < 2) {
return [];
}
var props = {};
// connect the first two point layer with arc
props.columns = {
lat0: fieldPairs[0].pair.lat,
lng0: fieldPairs[0].pair.lng,
lat1: fieldPairs[1].pair.lat,
lng1: fieldPairs[1].pair.lng
};
props.label = fieldPairs[0].defaultName + ' -> ' + fieldPairs[1].defaultName + ' line';
return props;
}
}]);
return LineLayer;
}(_arcLayer2.default); // Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
exports.default = LineLayer;
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IN NO EVENT SHALL THE\n// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n// THE SOFTWARE.\n\nimport ArcLayer from '../arc-layer/arc-layer';\nimport DeckGLLineLayer from 'deckgl-layers/line-layer/line-layer';\nimport LineLayerIcon from './line-layer-icon';\n\nexport default class LineLayer extends ArcLayer {\n  get type() {\n    return 'line';\n  }\n\n  get layerIcon() {\n    return LineLayerIcon;\n  }\n\n  static findDefaultLayerProps({fieldPairs}) {\n    if (fieldPairs.length < 2) {\n      return [];\n    }\n    const props = {};\n\n    // connect the first two point layer with arc\n    props.columns = {\n      lat0: fieldPairs[0].pair.lat,\n      lng0: fieldPairs[0].pair.lng,\n      lat1: fieldPairs[1].pair.lat,\n      lng1: fieldPairs[1].pair.lng\n    };\n    props.label = `${fieldPairs[0].defaultName} -> ${\n      fieldPairs[1].defaultName\n      } line`;\n\n    return props;\n  }\n\n  renderLayer({\n    data,\n    idx,\n    layerInteraction,\n    objectHovered,\n    mapState,\n    interactionConfig\n  }) {\n    const {brush} = interactionConfig;\n\n    const colorUpdateTriggers = {\n      color: this.config.color,\n      colorField: this.config.colorField,\n      colorRange: this.config.visConfig.colorRange,\n      colorScale: this.config.colorScale,\n      targetColor: this.config.visConfig.targetColor\n    };\n\n    const interaction = {\n      // auto highlighting\n      pickable: true,\n      autoHighlight: !brush.enabled,\n      highlightColor: this.config.highlightColor,\n\n      // brushing\n      brushRadius: brush.config.size * 1000,\n      brushSource: true,\n      brushTarget: true,\n      enableBrushing: brush.enabled\n    };\n\n    return [\n      // base layer\n      new DeckGLLineLayer({\n        ...layerInteraction,\n        ...data,\n        ...interaction,\n        getColor: data.getSourceColor,\n        id: this.id,\n        idx,\n        fp64: this.config.visConfig['hi-precision'],\n        opacity: this.config.visConfig.opacity,\n        strokeScale: this.config.visConfig.thickness,\n        // parameters\n        parameters: {depthTest: mapState.dragRotate},\n        updateTriggers: {\n          getStrokeWidth: {\n            sizeField: this.config.sizeField,\n            sizeRange: this.config.visConfig.sizeRange\n          },\n          getColor: colorUpdateTriggers,\n          getTargetColor: colorUpdateTriggers\n        }\n      })\n    ];\n  }\n}\n"]}