Conditional default prevention instead of touch-action: none

2019-11-25 00:27:51 +01:00
parent 0ed57b8b7c
commit 88b8b2f7cb
10 changed files with 103 additions and 49 deletions
--- a/src/ol/interaction/Pointer.js
+++ b/src/ol/interaction/Pointer.js
@@ -95,6 +95,16 @@ class PointerInteraction extends Interaction {

  }

+  /**
+   * Returns the current number of pointers involved in the interaction,
+   * e.g. `2` when two fingers are used.
+   * @return {number} The number of pointers.
+   * @api
+   */
+  getPointerCount() {
+    return this.targetPointers.length;
+  }
+
  /**
   * Handle pointer down events.
   * @param {import("../MapBrowserPointerEvent.js").default} mapBrowserEvent Event.