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Get simplified transformed geometry and load features in user projection

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This commit is contained in:
Tim Schaub
2019-09-24 13:32:47 +02:00
parent 3c38a38570
commit 30cbbfea9d
9 changed files with 214 additions and 24 deletions
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11
src/ol/renderer/vector.js
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@@ -5,6 +5,7 @@ import {getUid} from '../util.js';
import ImageState from '../ImageState.js';
import GeometryType from '../geom/GeometryType.js';
import BuilderType from '../render/canvas/BuilderType.js';
import {getUserProjection} from '../proj.js';
/**
@@ -92,10 +93,11 @@ function renderCircleGeometry(builderGroup, geometry, style, feature) {
* @param {import("../style/Style.js").default} style Style.
* @param {number} squaredTolerance Squared tolerance.
* @param {function(import("../events/Event.js").default): void} listener Listener function.
* @param {import("../proj/Projection.js").default} projection The view projection.
* @return {boolean} `true` if style is loading.
* @template T
*/
export function renderFeature(replayGroup, feature, style, squaredTolerance, listener) {
export function renderFeature(replayGroup, feature, style, squaredTolerance, listener, projection) {
let loading = false;
const imageStyle = style.getImage();
if (imageStyle) {
@@ -111,7 +113,7 @@ export function renderFeature(replayGroup, feature, style, squaredTolerance, lis
loading = true;
}
}
renderFeatureInternal(replayGroup, feature, style, squaredTolerance);
renderFeatureInternal(replayGroup, feature, style, squaredTolerance, projection);
return loading;
}
@@ -122,13 +124,14 @@ export function renderFeature(replayGroup, feature, style, squaredTolerance, lis
* @param {import("../Feature.js").FeatureLike} feature Feature.
* @param {import("../style/Style.js").default} style Style.
* @param {number} squaredTolerance Squared tolerance.
* @param {import("../proj/Projection.js").default} projection The view projection.
*/
function renderFeatureInternal(replayGroup, feature, style, squaredTolerance) {
function renderFeatureInternal(replayGroup, feature, style, squaredTolerance, projection) {
const geometry = style.getGeometryFunction()(feature);
if (!geometry) {
return;
}
const simplifiedGeometry = geometry.getSimplifiedGeometry(squaredTolerance);
const simplifiedGeometry = geometry.simplifyTransformed(squaredTolerance, getUserProjection(), projection);
const renderer = style.getRenderer();
if (renderer) {
renderGeometry(replayGroup, simplifiedGeometry, style, feature);