Set api annotation on classdesc, not constructor

src/ol/renderer/canvas/ImageLayer.js

@@ -13,11 +13,15 @@ import {layerRendererConstructors} from './Map.js';
 import IntermediateCanvasRenderer from './IntermediateCanvas.js';
 import {create as createTransform, compose as composeTransform} from '../../transform.js';
 
+/**
+ * @classdesc
+ * Canvas renderer for image layers.
+ * @api
+ */
 class CanvasImageLayerRenderer extends IntermediateCanvasRenderer {
 
   /**
    * @param {module:ol/layer/Image|module:ol/layer/Vector} imageLayer Image or vector layer.
-   * @api
    */
   constructor(imageLayer) {
 

src/ol/renderer/canvas/Map.js

@@ -19,12 +19,15 @@ import SourceState from '../../source/State.js';
  */
 export const layerRendererConstructors = [];
 
-
+/**
+ * @classdesc
+ * Canvas map renderer.
+ * @api
+ */
 class CanvasMapRenderer extends MapRenderer {
 
   /**
    * @param {module:ol/PluggableMap} map Map.
-   * @api
    */
   constructor(map) {
     super(map);

src/ol/renderer/canvas/TileLayer.js

@@ -11,12 +11,16 @@ import {containsExtent, createEmpty, equals, getIntersection, isEmpty} from '../
 import IntermediateCanvasRenderer from '../canvas/IntermediateCanvas.js';
 import {create as createTransform, compose as composeTransform} from '../../transform.js';
 
+/**
+ * @classdesc
+ * Canvas renderer for tile layers.
+ * @api
+ */
 class CanvasTileLayerRenderer extends IntermediateCanvasRenderer {
 
   /**
    * @param {module:ol/layer/Tile|module:ol/layer/VectorTile} tileLayer Tile layer.
    * @param {boolean=} opt_noContext Skip the context creation.
-   * @api
    */
   constructor(tileLayer, opt_noContext) {
 

src/ol/renderer/canvas/VectorLayer.js

@@ -15,11 +15,15 @@ import CanvasReplayGroup from '../../render/canvas/ReplayGroup.js';
 import CanvasLayerRenderer from '../canvas/Layer.js';
 import {defaultOrder as defaultRenderOrder, getTolerance as getRenderTolerance, getSquaredTolerance as getSquaredRenderTolerance, renderFeature} from '../vector.js';
 
+/**
+ * @classdesc
+ * Canvas renderer for vector layers.
+ * @api
+ */
 class CanvasVectorLayerRenderer extends CanvasLayerRenderer {
 
   /**
    * @param {module:ol/layer/Vector} vectorLayer Vector layer.
-   * @api
    */
   constructor(vectorLayer) {
 

src/ol/renderer/canvas/VectorTileLayer.js

@@ -47,11 +47,15 @@ const VECTOR_REPLAYS = {
 };
 
 
+/**
+ * @classdesc
+ * Canvas renderer for vector tile layers.
+ * @api
+ */
 class CanvasVectorTileLayerRenderer extends CanvasTileLayerRenderer {
 
   /**
    * @param {module:ol/layer/VectorTile} layer VectorTile layer.
-   * @api
    */
   constructor(layer) {