undo to beginLine

szimek · Apr 2, 2024 · 813dbb4 · 813dbb4
1 parent 4f7d405
commit 813dbb4
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Showing 3 changed files with 5 additions and 4 deletions.
diff --git a/docs/js/app.js b/docs/js/app.js
@@ -35,7 +35,7 @@ function resizeCanvas() {
   // that the state of this library is consistent with visual state of the canvas, you
   // have to clear it manually.
   //signaturePad.clear();
-  
+
   // If you want to keep the drawing on resize instead of clearing it you can reset the data.
   signaturePad.fromData(signaturePad.toData());
 }
@@ -85,7 +85,8 @@ undoButton.addEventListener("click", () => {
   const data = signaturePad.toData();
 
   if (data) {
-    data.pop(); // remove the last dot or line
+    // remove the last dot or line
+    while(!data.pop().beginLine);
     signaturePad.fromData(data);
   }
 });

diff --git a/docs/js/signature_pad.umd.js b/docs/js/signature_pad.umd.js
diff --git a/src/signature_pad.ts b/src/signature_pad.ts
@@ -214,7 +214,7 @@ export default class SignaturePad extends SignatureEventTarget {
 
     // The "Scribble" feature of iOS intercepts point events. So that we can lose some of them when tapping rapidly.
     // Use touch events for iOS platforms to prevent it. See https://developer.apple.com/forums/thread/664108 for more information.
-    if (window.PointerEvent && isIOS) {
+    if (window.PointerEvent && !isIOS) {
       this._handlePointerEvents();
     } else {
       this._handleMouseEvents();