refactor: make gestureResponseDistance a number

BREAKING CHANGE: now we need to pass a number instead of an object

packages/stack/src/types.tsx

@@ -249,19 +249,10 @@ export type StackNavigationOptions = StackHeaderOptions &
      */
     gestureEnabled?: boolean;
     /**
-     * Object to override the distance of touch start from the edge of the screen to recognize gestures.
+     * Distance of touch start from the edge of the screen to recognize gestures.
      * Not supported on Web.
      */
-    gestureResponseDistance?: {
-      /**
-       * Distance for vertical direction. Defaults to 135.
-       */
-      vertical?: number;
-      /**
-       * Distance for horizontal direction. Defaults to 25.
-       */
-      horizontal?: number;
-    };
+    gestureResponseDistance?: number;
     /**
      * Number which determines the relevance of velocity for the gesture. Defaults to 0.3.
      * Not supported on Web.

packages/stack/src/views/Stack/Card.tsx

@@ -55,10 +55,7 @@ type Props = ViewProps & {
   overlayEnabled: boolean;
   shadowEnabled: boolean;
   gestureEnabled: boolean;
-  gestureResponseDistance?: {
-    vertical?: number;
-    horizontal?: number;
-  };
+  gestureResponseDistance?: number;
   gestureVelocityImpact: number;
   transitionSpec: {
     open: TransitionSpec;
@@ -409,13 +406,11 @@ export default class Card extends React.Component<Props> {
     const { layout, gestureDirection, gestureResponseDistance } = this.props;
 
     const distance =
-      gestureDirection === 'vertical' ||
-      gestureDirection === 'vertical-inverted'
-        ? gestureResponseDistance?.vertical !== undefined
-          ? gestureResponseDistance.vertical
-          : GESTURE_RESPONSE_DISTANCE_VERTICAL
-        : gestureResponseDistance?.horizontal !== undefined
-        ? gestureResponseDistance.horizontal
+      gestureResponseDistance !== undefined
+        ? gestureResponseDistance
+        : gestureDirection === 'vertical' ||
+          gestureDirection === 'vertical-inverted'
+        ? GESTURE_RESPONSE_DISTANCE_VERTICAL
         : GESTURE_RESPONSE_DISTANCE_HORIZONTAL;
 
     if (gestureDirection === 'vertical') {

packages/stack/src/views/Stack/CardContainer.tsx

@@ -56,10 +56,7 @@ type Props = TransitionPreset & {
   onGestureEnd?: (props: { route: Route<string> }) => void;
   onGestureCancel?: (props: { route: Route<string> }) => void;
   gestureEnabled?: boolean;
-  gestureResponseDistance?: {
-    vertical?: number;
-    horizontal?: number;
-  };
+  gestureResponseDistance?: number;
   gestureVelocityImpact?: number;
   mode: StackCardMode;
   headerMode: StackHeaderMode;