remove MultiFingerGesture

non breaking commit

lib/flutter_map.dart

@@ -21,7 +21,6 @@ export 'package:flutter_map/src/geo/latlng_bounds.dart';
 export 'package:flutter_map/src/gestures/interactive_flag.dart';
 export 'package:flutter_map/src/gestures/latlng_tween.dart';
 export 'package:flutter_map/src/gestures/map_events.dart';
-export 'package:flutter_map/src/gestures/multi_finger_gesture.dart';
 export 'package:flutter_map/src/gestures/tap_position.dart';
 export 'package:flutter_map/src/layer/attribution_layer/rich/animation.dart';
 export 'package:flutter_map/src/layer/attribution_layer/rich/source.dart';

lib/src/gestures/interactive_flag.dart

@@ -21,7 +21,8 @@ abstract class InteractiveFlag {
       doubleTapZoom |
       doubleTapDragZoom |
       scrollWheelZoom |
-      rotate;
+      rotate |
+      ctrlDragRotate;
 
   static const int none = 0;
 
@@ -54,6 +55,10 @@ abstract class InteractiveFlag {
   /// [InteractionOptions.cursorKeyboardRotationOptions].
   static const int rotate = 1 << 7;
 
+  /// Enable rotation by pressing the CTRL Key and drag the map with the cursor.
+  /// To change the key see [InteractionOptions.cursorKeyboardRotationOptions].
+  static const int ctrlDragRotate = 1 << 8;
+
   /// Flags pertaining to gestures which require multiple fingers.
   static const _multiFingerFlags = pinchMove | pinchZoom | rotate;
 
@@ -93,4 +98,7 @@ abstract class InteractiveFlag {
 
   /// True if the [scrollWheelZoom] interactive flag is enabled.
   static bool hasScrollWheelZoom(int flags) => hasFlag(flags, scrollWheelZoom);
+
+  /// True if the [ctrlDragRotate] interactive flag is enabled.
+  static bool hasCtrlDragRotate(int flags) => hasFlag(flags, ctrlDragRotate);
 }

lib/src/map/options/interaction.dart

@@ -1,5 +1,4 @@
 import 'package:flutter_map/src/gestures/interactive_flag.dart';
-import 'package:flutter_map/src/gestures/multi_finger_gesture.dart';
 import 'package:flutter_map/src/map/options/cursor_keyboard_rotation.dart';
 import 'package:meta/meta.dart';
 
@@ -87,13 +86,13 @@ final class InteractionOptions {
     this.debugMultiFingerGestureWinner = false,
     this.enableMultiFingerGestureRace = false,
     this.rotationThreshold = 20.0,
-    this.rotationWinGestures = MultiFingerGesture.rotate,
+    this.rotationWinGestures = InteractiveFlag.rotate,
     this.pinchZoomThreshold = 0.5,
     this.pinchZoomWinGestures =
-        MultiFingerGesture.pinchZoom | MultiFingerGesture.pinchMove,
+        InteractiveFlag.pinchZoom | InteractiveFlag.pinchMove,
     this.pinchMoveThreshold = 40.0,
     this.pinchMoveWinGestures =
-        MultiFingerGesture.pinchZoom | MultiFingerGesture.pinchMove,
+        InteractiveFlag.pinchZoom | InteractiveFlag.pinchMove,
     this.enableScrollWheel = false,
     this.scrollWheelVelocity = 0.005,
     this.cursorKeyboardRotationOptions = const CursorKeyboardRotationOptions(),

lib/src/map/options/options.dart

@@ -280,13 +280,13 @@ class MapOptions {
         debugMultiFingerGestureWinner: _debugMultiFingerGestureWinner ?? false,
         enableMultiFingerGestureRace: _enableMultiFingerGestureRace ?? false,
         rotationThreshold: _rotationThreshold ?? 20.0,
-        rotationWinGestures: _rotationWinGestures ?? MultiFingerGesture.rotate,
+        rotationWinGestures: _rotationWinGestures ?? InteractiveFlag.rotate,
         pinchZoomThreshold: _pinchZoomThreshold ?? 0.5,
         pinchZoomWinGestures: _pinchZoomWinGestures ??
-            MultiFingerGesture.pinchZoom | MultiFingerGesture.pinchMove,
+            InteractiveFlag.pinchZoom | InteractiveFlag.pinchMove,
         pinchMoveThreshold: _pinchMoveThreshold ?? 40.0,
         pinchMoveWinGestures: _pinchMoveWinGestures ??
-            MultiFingerGesture.pinchZoom | MultiFingerGesture.pinchMove,
+            InteractiveFlag.pinchZoom | InteractiveFlag.pinchMove,
         enableScrollWheel: _enableScrollWheel ?? true,
         scrollWheelVelocity: _scrollWheelVelocity ?? 0.005,
       );