Take view padding into account for calculateExtent()

src/ol/View.js

@@ -921,7 +921,7 @@ class View extends BaseObject {
    * @return {import("./extent.js").Extent} Extent.
    */
   calculateExtentInternal(opt_size) {
-    const size = opt_size || this.getViewportSize_();
+    const size = opt_size || this.getViewportSizeMinusPadding_();
     const center = /** @type {!import("./coordinate.js").Coordinate} */ (this.getCenterInternal());
     assert(center, 1); // The view center is not defined
     const resolution = /** @type {!number} */ (this.getResolution());

test/spec/ol/view.test.js

@@ -1622,6 +1622,21 @@ describe('ol.View', function () {
       expect(extent[2]).to.roughlyEqual(51200, 1e-9);
       expect(extent[3]).to.roughlyEqual(25600, 1e-9);
     });
+    it('works with a view padding', function () {
+      const view = new View({
+        resolutions: [1],
+        zoom: 0,
+        center: [0, 0],
+        padding: [10, 20, 30, 40],
+      });
+
+      let extent = view.calculateExtent();
+      expect(extent).to.eql([-20, -30, 20, 30]);
+      view.padding = [0, 0, 0, 0];
+      view.setCenter([0, 0]);
+      extent = view.calculateExtent();
+      expect(extent).to.eql([-50, -50, 50, 50]);
+    });
   });
 
   describe('#getViewportSize_()', function () {