fix(modules): modules public methods typings, calcFitHeight fix

dist/cupertino-pane.esm.js

@@ -7,7 +7,7 @@
  *
  * Released under the MIT License
  *
- * Released on: August 8, 2022
+ * Released on: August 12, 2022
  */
 
 /******************************************************************************
@@ -1431,6 +1431,8 @@ class FitHeightModule {
             return;
         }
         // bind to primary instance
+        // TODO: change binding strategy according to TypeScript
+        // E.G. Using public module methods from modules
         this.instance['calcFitHeight'] = (animated) => __awaiter(this, void 0, void 0, function* () { return this.calcFitHeight(animated); });
         // Class to wrapper
         this.instance.on('DOMElementsReady', () => {
@@ -1509,7 +1511,6 @@ class FitHeightModule {
         return __awaiter(this, void 0, void 0, function* () {
             this.calcHeightInProcess = true;
             let images = this.instance.el.querySelectorAll('img');
-            let height;
             // Make element visible to calculate height
             this.instance.el.style.height = 'unset';
             if (!this.instance.rendered) {
@@ -1535,7 +1536,12 @@ class FitHeightModule {
             }
             yield Promise.all(promises);
             yield new Promise(resolve => requestAnimationFrame(resolve));
-            height = Math.round(this.instance.paneEl.getBoundingClientRect().height);
+            // Calculate heights
+            const getHeight = (el) => Math.round(el.getBoundingClientRect().height);
+            let contentElHeight = getHeight(this.instance.el);
+            let diff = Math.abs(this.contentElHeight - contentElHeight);
+            let paneElHeight = (!diff) ? getHeight(this.instance.paneEl) : getHeight(this.instance.paneEl) + diff;
+            this.contentElHeight = getHeight(this.instance.el);
             // Hide elements back
             if (!this.instance.rendered) {
                 this.instance.el.style.visibility = 'unset';
@@ -1546,7 +1552,7 @@ class FitHeightModule {
                 this.instance.wrapperEl.style.display = 'none';
             }
             this.calcHeightInProcess = false;
-            return height;
+            return paneElHeight;
         });
     }
 }