ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fix text instruction flat coordinates when stride is not 2

Browse Source
This commit is contained in:
Andreas Hocevar
2020-07-28 21:58:11 +02:00
parent 71a4995017
commit 274a8b8fc3
2 changed files with 204 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

201
test/spec/ol/render/canvas/textbuilder.test.js
View File

@@ -1,6 +1,11 @@
import Circle from '../../../../../src/ol/geom/Circle.js';
import Executor from '../../../../../src/ol/render/canvas/Executor.js';
import Feature from '../../../../../src/ol/Feature.js';
import LineString from '../../../../../src/ol/geom/LineString.js';
import MultiLineString from '../../../../../src/ol/geom/MultiLineString.js';
import MultiPoint from '../../../../../src/ol/geom/MultiPoint.js';
import MultiPolygon from '../../../../../src/ol/geom/MultiPolygon.js';
import Point from '../../../../../src/ol/geom/Point.js';
import Polygon from '../../../../../src/ol/geom/Polygon.js';
import Text from '../../../../../src/ol/style/Text.js';
import TextBuilder from '../../../../../src/ol/render/canvas/TextBuilder.js';
@@ -43,6 +48,202 @@ function executeInstructions(
}
describe('ol.render.canvas.TextBuilder', function () {
it('builds correct coordinates array with a stride of 2 for geometries with 2 dimensions', function () {
const builder = createBuilder();
const features = [
new Feature(new Point([0, 0])),
new Feature(new Point([1, 1])),
new Feature(
new MultiLineString([
new LineString([
[1, 1],
[3, 3],
]),
new LineString([
[2, 2],
[4, 4],
]),
])
),
new Feature(
new LineString([
[3, 3],
[5, 5],
])
),
new Feature(new Circle([5, 5, 7], 4)),
new Feature(
new MultiPoint([
[6, 6],
[7, 7],
])
),
new Feature(
new Polygon([
[
[7, 7],
[7, 9],
[9, 9],
[9, 7],
[7, 7],
],
])
),
new Feature(
new MultiPolygon([
new Polygon([
[
[8, 8],
[8, 10],
[10, 10],
[10, 8],
[8, 8],
],
]),
new Polygon([
[
[9, 9],
[9, 11],
[11, 11],
[11, 9],
[9, 9],
],
]),
])
),
];
builder.setTextStyle(
new Text({
text: 'Text',
})
);
features.forEach(function (feature) {
builder.drawText(feature.getGeometry(), feature);
});
expect(builder.coordinates).to.eql([
0,
0,
1,
1,
2,
2,
3,
3,
4,
4,
5,
5,
6,
6,
7,
7,
8,
8,
9,
9,
10,
10,
]);
});
it('builds correct coordinates array with a stride of 2 for geometries with 3 dimensions', function () {
const builder = createBuilder();
const features = [
new Feature(new Point([0, 0, 1])),
new Feature(new Point([1, 1, 2])),
new Feature(
new MultiLineString([
new LineString([
[1, 1, 1],
[3, 3, 2],
]),
new LineString([
[2, 2, 3],
[4, 4, 4],
]),
])
),
new Feature(
new LineString([
[3, 3, 5],
[5, 5, 6],
])
),
new Feature(new Circle([5, 5, 7], 4)),
new Feature(
new MultiPoint([
[6, 6, 8],
[7, 7, 9],
])
),
new Feature(
new Polygon([
[
[7, 7, 1],
[7, 9, 2],
[9, 9, 3],
[9, 7, 4],
[7, 7, 5],
],
])
),
new Feature(
new MultiPolygon([
new Polygon([
[
[8, 8, 1],
[8, 10, 2],
[10, 10, 3],
[10, 8, 4],
[8, 8, 1],
],
]),
new Polygon([
[
[9, 9, 5],
[9, 11, 6],
[11, 11, 7],
[11, 9, 8],
[9, 9, 5],
],
]),
])
),
];
builder.setTextStyle(
new Text({
text: 'Text',
})
);
features.forEach(function (feature) {
builder.drawText(feature.getGeometry(), feature);
});
expect(builder.coordinates).to.eql([
0,
0,
1,
1,
2,
2,
3,
3,
4,
4,
5,
5,
6,
6,
7,
7,
8,
8,
9,
9,
10,
10,
]);
});
it('renders polygon labels only when they fit', function () {
let builder = createBuilder();
const geometry = new Polygon([