qwc2/utils/FeatureStyles.js

QGIS Web Client

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/**
 * Copyright 2017-2024 Sourcepole AG
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree.
 */

import ol from 'openlayers';
import minus from '../icons/minus.svg';
import plus from '../icons/plus.svg';
import ConfigUtils from './ConfigUtils';
import ResourceRegistry from './ResourceRegistry';
import arrowhead from './img/arrowhead.svg';
import markerIcon from './img/marker-icon.png';
import measurehead from './img/measurehead.svg';
ResourceRegistry.addResource('arrowhead', arrowhead);
ResourceRegistry.addResource('measurehead', measurehead);
ResourceRegistry.addResource('marker', markerIcon);
ResourceRegistry.addResource('minus', minus);
ResourceRegistry.addResource('plus', plus);
var DEFAULT_FEATURE_STYLE = {
  strokeColor: [0, 0, 255, 1],
  strokeWidth: 1,
  strokeDash: [4],
  fillColor: [255, 0, 255, 0.33],
  circleRadius: 10,
  textFill: "black",
  textStroke: "white",
  textFont: "11pt sans-serif"
};
var DEFAULT_MARKER_STYLE = {
  iconAnchor: [0.5, 1],
  opacity: 1,
  iconSrc: markerIcon,
  color: undefined,
  scale: undefined,
  crossOrigin: undefined,
  textColor: '#000000',
  textStroke: '#FFFFFF'
};
var DEFAULT_INTERACTION_STYLE = {
  fillColor: [255, 0, 0, 0.5],
  strokeColor: "red",
  strokeWidth: 1.5,
  vertexFillColor: "white",
  vertexStrokeColor: "red",
  snapFillColor: [255, 255, 255, 0.05],
  snapStrokeColor: '#3399CC',
  snapStrokeWidth: 1,
  snapVertexFillColor: [255, 255, 255, 0.05],
  snapVertexStrokeColor: '#3399CC',
  measureFillColor: [255, 0, 0, 0.25],
  measureStrokeColor: "red",
  measureStrokeWidth: 4,
  measureVertexFillColor: "white",
  measureVertexStrokeColor: "red",
  measureVertexStrokeWidth: 2,
  measurePointRadius: 6,
  sketchPointFillColor: "#0099FF",
  sketchPointStrokeColor: "white",
  sketchPointRadius: 6,
  printStrokeColor: '#3399CC',
  printStrokeWidth: 3,
  printVertexColor: '#FFFFFF',
  printVertexRadius: 6,
  printBackgroundColor: [0, 0, 0, 0.5]
};
export var END_MARKERS = {
  OUTARROW: {
    src: arrowhead,
    anchor: [0.05, 0.5],
    baserotation: 0
  },
  INARROW: {
    src: arrowhead,
    anchor: [0.05, 0.5],
    baserotation: 180
  },
  LINE: {
    src: measurehead,
    anchor: [0.05, 0.5],
    baserotation: 0
  }
};
export function computeFeatureStyle(layer, feature) {
  return _objectSpread(_objectSpread(_objectSpread(_objectSpread({}, DEFAULT_FEATURE_STYLE), ConfigUtils.getConfigProp("defaultFeatureStyle")), layer.styleOptions), feature.styleOptions);
}
var defaultStyle = function defaultStyle(feature, options) {
  var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_FEATURE_STYLE), ConfigUtils.getConfigProp("defaultFeatureStyle")), options);
  var styles = [];
  styles.push(new ol.style.Style({
    fill: new ol.style.Fill({
      color: opts.fillColor
    }),
    stroke: new ol.style.Stroke({
      color: opts.strokeColor,
      width: opts.strokeWidth,
      lineDash: opts.strokeDash
    }),
    image: opts.circleRadius > 0 ? new ol.style.Circle({
      radius: opts.circleRadius,
      fill: new ol.style.Fill({
        color: opts.fillColor
      }),
      stroke: new ol.style.Stroke({
        color: opts.strokeColor,
        width: opts.strokeWidth
      })
    }) : null
  }));
  if (feature.getProperties().label) {
    styles.push(new ol.style.Style({
      geometry: function geometry(f) {
        if (f.getGeometry().getType().startsWith("Multi")) {
          // Only label middle point
          var extent = f.getGeometry().getExtent();
          return new ol.geom.Point(f.getGeometry().getClosestPoint(ol.extent.getCenter(extent)));
        }
        return f.getGeometry();
      },
      text: new ol.style.Text({
        font: opts.textFont || '11pt sans-serif',
        text: feature.getProperties().label || "",
        overflow: true,
        fill: new ol.style.Fill({
          color: opts.textFill
        }),
        stroke: new ol.style.Stroke({
          color: opts.textStroke,
          width: 3
        }),
        textAlign: feature.getGeometry().getType() === "Point" ? 'left' : 'center',
        textBaseline: feature.getGeometry().getType() === "Point" ? 'bottom' : 'middle',
        offsetX: feature.getGeometry().getType() === "Point" ? 5 + opts.circleRadius : 0
      })
    }));
  }
  if (feature.getProperties().segment_labels) {
    var segmentLabels = feature.getProperties().segment_labels;
    var coo = feature.getGeometry().getCoordinates();
    for (var i = 0; i < coo.length - 1; ++i) {
      var p1 = coo[i];
      var p2 = coo[i + 1];
      var angle = -Math.atan2(p2[1] - p1[1], p2[0] - p1[0]);
      while (angle < -0.5 * Math.PI) {
        angle += Math.PI;
      }
      while (angle > 0.5 * Math.PI) {
        angle -= Math.PI;
      }
      styles.push(new ol.style.Style({
        geometry: new ol.geom.Point([0.5 * (p1[0] + p2[0]), 0.5 * (p1[1] + p2[1])]),
        text: new ol.style.Text({
          font: opts.textFont || '11pt sans-serif',
          text: segmentLabels[i],
          fill: new ol.style.Fill({
            color: opts.textFill
          }),
          stroke: new ol.style.Stroke({
            color: opts.textStroke,
            width: 3
          }),
          rotation: angle,
          offsetY: 10
        })
      }));
    }
  }
  if (feature.getGeometry().getType() === "LineString" && opts.headmarker in END_MARKERS) {
    var _p = feature.getGeometry().getCoordinates()[0];
    var _p2 = feature.getGeometry().getCoordinates()[1];
    var rotation = 0.5 * Math.PI + Math.atan2(_p[0] - _p2[0], _p[1] - _p2[1]);
    styles.push(new ol.style.Style({
      geometry: new ol.geom.Point(_p),
      image: new ol.style.Icon(_objectSpread(_objectSpread({}, END_MARKERS[opts.headmarker]), {}, {
        anchorXUnits: 'fraction',
        anchorYUnits: 'fraction',
        color: opts.strokeColor,
        rotation: END_MARKERS[opts.headmarker].baserotation / 180 * Math.PI + rotation,
        scale: 0.125 * (1 + opts.strokeWidth) // Also update in VectorLayerUtils.generateMarkerGeometry
      }))
    }));
  }
  if (feature.getGeometry().getType() === "LineString" && opts.tailmarker in END_MARKERS) {
    var l = feature.getGeometry().getCoordinates().length;
    var _p3 = feature.getGeometry().getCoordinates()[l - 1];
    var _p4 = feature.getGeometry().getCoordinates()[l - 2];
    var _rotation = 0.5 * Math.PI + Math.atan2(_p3[0] - _p4[0], _p3[1] - _p4[1]);
    styles.push(new ol.style.Style({
      geometry: new ol.geom.Point(_p3),
      image: new ol.style.Icon(_objectSpread(_objectSpread({}, END_MARKERS[opts.tailmarker]), {}, {
        anchorXUnits: 'fraction',
        anchorYUnits: 'fraction',
        color: opts.strokeColor,
        rotation: END_MARKERS[opts.tailmarker].baserotation / 180 * Math.PI + _rotation,
        scale: 0.125 * (1 + opts.strokeWidth) // Also update in VectorLayerUtils.generateMarkerGeometry
      }))
    }));
  }
  return styles;
};
export default {
  "default": defaultStyle,
  marker: function marker(feature, options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_MARKER_STYLE), ConfigUtils.getConfigProp("defaultMarkerStyle")), options);
    return [new ol.style.Style({
      image: new ol.style.Icon({
        anchor: opts.iconAnchor,
        anchorXUnits: 'fraction',
        anchorYUnits: 'fraction',
        opacity: opts.opacity,
        crossOrigin: opts.crossOrigin,
        src: opts.iconSrc,
        scale: opts.scale,
        color: opts.color
      }),
      text: new ol.style.Text({
        font: opts.textFont || '11pt sans-serif',
        text: feature.getProperties().label || "",
        offsetY: 8,
        fill: new ol.style.Fill({
          color: opts.textColor
        }),
        stroke: new ol.style.Stroke({
          color: opts.textStroke,
          width: 3
        })
      })
    })];
  },
  interaction: function interaction(options, isSnap) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    var fillColor = opts.fillColor;
    var strokeColor = opts.strokeColor;
    var strokeWidth = opts.strokeWidth;
    if (isSnap) {
      fillColor = opts.snapFillColor;
      strokeColor = opts.snapStrokeColor;
      strokeWidth = opts.snapStrokeWidth;
    }
    return new ol.style.Style({
      fill: new ol.style.Fill({
        color: fillColor
      }),
      stroke: new ol.style.Stroke({
        color: strokeColor,
        width: strokeWidth
      })
    });
  },
  interactionVertex: function interactionVertex(options, isSnap) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    var strokeWidth = opts.strokeWidth;
    var vertexFill = opts.vertexFillColor;
    var vertexStroke = opts.vertexStrokeColor;
    if (isSnap) {
      strokeWidth = opts.snapStrokeWidth;
      vertexFill = opts.snapVertexFillColor;
      vertexStroke = opts.snapVertexStrokeColor;
    }
    return new ol.style.Style({
      image: options.img ? new ol.style.Icon({
        src: ResourceRegistry.getResource(options.img),
        rotation: options.rotation,
        anchor: [0.5, 1],
        imgSize: options.size,
        rotateWithView: true
      }) : new ol.style.RegularShape({
        fill: new ol.style.Fill({
          color: vertexFill
        }),
        stroke: new ol.style.Stroke({
          color: vertexStroke,
          width: strokeWidth
        }),
        points: 4,
        radius: 5,
        angle: Math.PI / 4
      }),
      geometry: opts.geometryFunction
    });
  },
  measureInteraction: function measureInteraction(feature, options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    var styleOptions = {
      strokeColor: opts.measureStrokeColor,
      strokeWidth: opts.measureStrokeWidth,
      fillColor: opts.measureFillColor,
      headmarker: opts.headmarker,
      tailmarker: opts.tailmarker,
      strokeDash: []
    };
    return defaultStyle(feature, styleOptions);
  },
  measureInteractionVertex: function measureInteractionVertex(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      image: new ol.style.Circle({
        radius: opts.measurePointRadius,
        fill: new ol.style.Fill({
          color: opts.measureVertexFillColor
        }),
        stroke: new ol.style.Stroke({
          color: opts.measureVertexStrokeColor,
          width: opts.measureVertexStrokeWidth
        })
      }),
      geometry: opts.geometryFunction
    });
  },
  sketchInteraction: function sketchInteraction(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      image: new ol.style.Circle({
        fill: new ol.style.Fill({
          color: opts.sketchPointFillColor
        }),
        stroke: new ol.style.Stroke({
          color: opts.sketchPointStrokeColor,
          width: opts.strokeWidth
        }),
        radius: opts.sketchPointRadius
      })
    });
  },
  printInteraction: function printInteraction(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      geometry: opts.geometryFunction,
      fill: new ol.style.Fill({
        color: [0, 0, 0, 0]
      }),
      stroke: new ol.style.Stroke({
        color: opts.printStrokeColor,
        width: opts.printStrokeWidth
      })
    });
  },
  printInteractionVertex: function printInteractionVertex(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      geometry: opts.geometryFunction,
      image: new ol.style.Circle({
        radius: opts.printVertexRadius,
        fill: new ol.style.Fill({
          color: opts.fill ? opts.printStrokeColor : opts.printVertexColor
        }),
        stroke: new ol.style.Stroke({
          color: opts.printStrokeColor,
          width: opts.printStrokeWidth
        })
      })
    });
  },
  printInteractionBackground: function printInteractionBackground(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      geometry: opts.geometryFunction,
      fill: new ol.style.Fill({
        color: opts.printBackgroundColor
      })
    });
  },
  printInteractionSeries: function printInteractionSeries(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return new ol.style.Style({
      geometry: opts.geometryFunction,
      stroke: new ol.style.Stroke({
        color: opts.printStrokeColor,
        width: opts.printStrokeWidth
      })
    });
  },
  printInteractionSeriesIcon: function printInteractionSeriesIcon(options) {
    var opts = _objectSpread(_objectSpread(_objectSpread({}, DEFAULT_INTERACTION_STYLE), ConfigUtils.getConfigProp("defaultInteractionStyle")), options);
    return [new ol.style.Style({
      geometry: opts.geometryFunction,
      image: new ol.style.Circle({
        radius: 20 * opts.radius,
        fill: new ol.style.Fill({
          color: opts.printVertexColor
        }),
        stroke: new ol.style.Stroke({
          color: opts.printStrokeColor,
          width: opts.printStrokeWidth
        })
      })
    }), new ol.style.Style({
      geometry: opts.geometryFunction,
      image: new ol.style.Icon({
        src: ResourceRegistry.getResource(opts.img),
        opacity: 0.5,
        rotation: opts.rotation,
        scale: opts.radius,
        rotateWithView: true
      })
    })];
  },
  image: function image(feature, options) {
    return new ol.style.Style({
      image: new ol.style.Icon({
        src: ResourceRegistry.getResource(options.img),
        rotation: options.rotation,
        anchor: options.anchor,
        imgSize: options.size,
        rotateWithView: true
      })
    });
  },
  text: function text(feature, options) {
    return [new ol.style.Style({
      text: new ol.style.Text({
        font: '10pt sans-serif',
        text: feature.getProperties().label || "",
        rotation: feature.getProperties().rotation || 0,
        scale: options.strokeWidth,
        fill: new ol.style.Fill({
          color: options.fillColor
        }),
        stroke: new ol.style.Stroke({
          color: options.strokeColor,
          width: 2
        })
      })
    })];
  }
};