f645a9e1e4
* Skipped features need to be hit-detected on unmanaged layers. * updateWhileAnimating and updateWhileInteracting are recommended to achieve the same instant visual feedback that ol.FeatureOverlay had.
106 lines
3.1 KiB
JavaScript
106 lines
3.1 KiB
JavaScript
goog.provide('ol.test.renderer.canvas.VectorLayer');
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describe('ol.renderer.canvas.VectorLayer', function() {
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describe('constructor', function() {
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it('creates a new instance', function() {
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var layer = new ol.layer.Vector({
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source: new ol.source.Vector()
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});
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var renderer = new ol.renderer.canvas.VectorLayer(layer);
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expect(renderer).to.be.a(ol.renderer.canvas.VectorLayer);
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});
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it('gives precedence to feature styles over layer styles', function() {
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var target = document.createElement('div');
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target.style.width = '256px';
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target.style.height = '256px';
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document.body.appendChild(target);
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var map = new ol.Map({
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view: new ol.View({
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center: [0, 0],
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zoom: 0
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}),
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target: target
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});
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var layerStyle = [new ol.style.Style({
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text: new ol.style.Text({
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text: 'layer'
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})
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})];
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var featureStyle = [new ol.style.Style({
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text: new ol.style.Text({
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text: 'feature'
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})
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})];
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var feature1 = new ol.Feature(new ol.geom.Point([0, 0]));
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var feature2 = new ol.Feature(new ol.geom.Point([0, 0]));
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feature2.setStyle(featureStyle);
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var layer = new ol.layer.Vector({
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source: new ol.source.Vector({
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features: [feature1, feature2]
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}),
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style: layerStyle
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});
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map.addLayer(layer);
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var spy = sinon.spy(map.getRenderer().getLayerRenderer(layer),
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'renderFeature');
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map.renderSync();
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expect(spy.getCall(0).args[3]).to.be(layerStyle);
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expect(spy.getCall(1).args[3]).to.be(featureStyle);
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document.body.removeChild(target);
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});
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});
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describe('#forEachFeatureAtCoordinate', function() {
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var layer, renderer;
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beforeEach(function() {
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layer = new ol.layer.Vector({
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source: new ol.source.Vector()
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});
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renderer = new ol.renderer.canvas.VectorLayer(layer);
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var replayGroup = {};
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renderer.replayGroup_ = replayGroup;
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replayGroup.forEachFeatureAtCoordinate = function(coordinate,
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resolution, rotation, skippedFeaturesUids, callback) {
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var feature = new ol.Feature();
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callback(feature);
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callback(feature);
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};
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});
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it('calls callback once per feature with a layer as 2nd arg', function() {
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var spy = sinon.spy();
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var coordinate = [0, 0];
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var frameState = {
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layerStates: {},
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skippedFeatureUids: {},
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viewState: {
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resolution: 1,
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rotation: 0
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}
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};
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frameState.layerStates[goog.getUid(layer)] = {};
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renderer.forEachFeatureAtCoordinate(
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coordinate, frameState, spy, undefined);
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expect(spy.callCount).to.be(1);
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expect(spy.getCall(0).args[1]).to.equal(layer);
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});
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});
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});
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goog.require('ol.Feature');
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goog.require('ol.Map');
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goog.require('ol.View');
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goog.require('ol.geom.Point');
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goog.require('ol.layer.Vector');
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goog.require('ol.renderer.canvas.VectorLayer');
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goog.require('ol.source.Vector');
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goog.require('ol.style.Style');
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goog.require('ol.style.Text');
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