Files
openlayers/rendering/cases/regularshape-style/main.js
2020-01-15 11:13:45 +01:00

116 lines
2.4 KiB
JavaScript

import Feature from '../../../src/ol/Feature.js';
import Point from '../../../src/ol/geom/Point.js';
import Map from '../../../src/ol/Map.js';
import View from '../../../src/ol/View.js';
import VectorLayer from '../../../src/ol/layer/Vector.js';
import VectorSource from '../../../src/ol/source/Vector.js';
import Fill from '../../../src/ol/style/Fill.js';
import RegularShape from '../../../src/ol/style/RegularShape.js';
import Style from '../../../src/ol/style/Style.js';
import Stroke from '../../../src/ol/style/Stroke.js';
const vectorSource = new VectorSource();
function createFeatures(stroke, fill, offSet = [0, 0]) {
let feature;
feature = new Feature({
geometry: new Point([offSet[0], offSet[1]])
});
// square with offset
feature.setStyle(new Style({
image: new RegularShape({
fill: fill,
stroke: stroke,
points: 4,
radius: 10,
angle: Math.PI / 4,
displacement: [-15, 15]
})
}));
vectorSource.addFeature(feature);
feature = new Feature({
geometry: new Point([8 + offSet[0], 15 + offSet[1]])
});
// triangle
feature.setStyle(new Style({
image: new RegularShape({
fill: fill,
stroke: stroke,
points: 3,
radius: 10,
rotation: Math.PI / 4,
angle: 0
})
}));
vectorSource.addFeature(feature);
feature = new Feature({
geometry: new Point([-10 + offSet[0], -8 + offSet[1]])
});
// star
feature.setStyle(new Style({
image: new RegularShape({
fill: fill,
stroke: stroke,
points: 5,
radius: 10,
radius2: 4,
angle: 0
})
}));
vectorSource.addFeature(feature);
feature = new Feature({
geometry: new Point([12 + offSet[0], -8 + offSet[1]])
});
// cross
feature.setStyle(new Style({
image: new RegularShape({
fill: fill,
stroke: stroke,
points: 4,
radius: 10,
radius2: 0,
angle: 0
})
}));
vectorSource.addFeature(feature);
}
createFeatures(
new Stroke({width: 2}),
new Fill({color: 'red'})
);
createFeatures(
new Stroke({
lineDash: [10, 5]
}),
null,
[50, 50]
);
createFeatures(
new Stroke({
lineDash: [10, 5],
lineDashOffset: 5
}),
null,
[-50, -50]
);
createFeatures(new Stroke(), new Fill(), [50, -50]);
const vectorLayer = new VectorLayer({
source: vectorSource
});
new Map({
target: 'map',
layers: [vectorLayer],
view: new View({
center: [0, 0],
resolution: 1
})
});
render();