Files
openlayers/rendering/cases/icon-scale/main.js
mike-000 cf0e650435 allow scale to be two dimensional
add getScaleArray() method

test two dimension scale icons
test two dimension scale text

add example of icon and label scaling
use smaller icon and larger interval
test two dimensional scale icons
test two dimensional scale icons
2020-05-20 09:54:47 +01:00

118 lines
2.6 KiB
JavaScript

import Feature from '../../../src/ol/Feature.js';
import Icon from '../../../src/ol/style/Icon.js';
import Map from '../../../src/ol/Map.js';
import Point from '../../../src/ol/geom/Point.js';
import Style from '../../../src/ol/style/Style.js';
import VectorLayer from '../../../src/ol/layer/Vector.js';
import VectorSource from '../../../src/ol/source/Vector.js';
import View from '../../../src/ol/View.js';
const features = [];
for (let i = 0; i < 2; ++i) {
const x = i * 5;
features.push(
new Feature({
geometry: new Point([x + 2, 2]),
scale: [1.5, 1],
anchor: [1, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 3, 2]),
scale: [1.5, 1],
anchor: [0.5, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 4, 2]),
scale: [1.5, 1],
anchor: [0, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 2, 4]),
scale: [-1, 1],
anchor: [0, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 3, 4]),
scale: [-1, 1],
anchor: [0.5, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 4, 4]),
scale: [-1, 1],
anchor: [1, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 2, 6]),
scale: [1, -1],
anchor: [0.5, 1],
rotated: i,
}),
new Feature({
geometry: new Point([x + 3, 6]),
scale: [1, -1],
anchor: [0.5, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 4, 6]),
scale: [1, -1],
anchor: [0.5, 0],
rotated: i,
}),
new Feature({
geometry: new Point([x + 2, 8]),
scale: [1, 1.5],
anchor: [0.5, 0],
rotated: i,
}),
new Feature({
geometry: new Point([x + 3, 8]),
scale: [1, 1.5],
anchor: [0.5, 0.5],
rotated: i,
}),
new Feature({
geometry: new Point([x + 4, 8]),
scale: [1, 1.5],
anchor: [0.5, 1],
rotated: i,
})
);
}
const vectorSource = new VectorSource({
features: features,
});
const style = new Style({
image: new Icon({
src: '/data/fish.png',
}),
});
const vectorLayer = new VectorLayer({
source: vectorSource,
style: function (feature) {
style.getImage().setScale(feature.get('scale'));
style.getImage().setAnchor(feature.get('anchor'));
style.getImage().setRotation((feature.get('rotated') * Math.PI) / 4);
return style;
},
});
const map = new Map({
pixelRatio: 1,
layers: [vectorLayer],
target: 'map',
view: new View(),
});
map.getView().fit([0, 0, 11, 11]);
render();