Add allowTapToDismiss to PanModalPresentable (#58)

PanModal/Controller/PanModalPresentationController.swift

@@ -111,7 +111,9 @@ public class PanModalPresentationController: UIPresentationController {
             view = DimmedView()
         }
         view.didTap = { [weak self] _ in
-            self?.dismissPresentedViewController()
+            if self?.presentable?.allowsTapToDismiss == true {
+                self?.dismissPresentedViewController()
+            }
         }
         return view
     }()

PanModal/Presentable/PanModalPresentable+Defaults.swift

@@ -72,6 +72,10 @@ public extension PanModalPresentable where Self: UIViewController {
         return true
     }
 
+    var allowsTapToDismiss: Bool {
+        return true
+    }
+
     var isUserInteractionEnabled: Bool {
         return true
     }

PanModal/Presentable/PanModalPresentable.swift

@@ -127,6 +127,13 @@ public protocol PanModalPresentable: AnyObject {
      */
     var allowsDragToDismiss: Bool { get }
 
+    /**
+     A flag to determine if dismissal should be initiated when tapping on the dimmed background view.
+
+     Default value is true.
+     */
+    var allowsTapToDismiss: Bool { get }
+
     /**
      A flag to toggle user interactions on the container view.
 

Tests/PanModalTests.swift

@@ -53,6 +53,7 @@ class PanModalTests: XCTestCase {
         XCTAssertEqual(vc.anchorModalToLongForm, true)
         XCTAssertEqual(vc.allowsExtendedPanScrolling, false)
         XCTAssertEqual(vc.allowsDragToDismiss, true)
+        XCTAssertEqual(vc.allowsTapToDismiss, true)
         XCTAssertEqual(vc.isUserInteractionEnabled, true)
         XCTAssertEqual(vc.isHapticFeedbackEnabled, true)
         XCTAssertEqual(vc.shouldRoundTopCorners, false)