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feat: add scroll animtion on mobile (#1154)

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Lucas 2025-11-07 11:28:42 +08:00 • committed by GitHub
commit f125330265
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1 changed files with 19 additions and 6 deletions
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19
lib/src/editor/editor_component/service/scroll_service_widget.dart
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@ -135,21 +135,34 @@ class _ScrollServiceWidgetState extends State<ScrollServiceWidget>
final endTouchPoint = targetRect.centerRight;
if (PlatformExtension.isMobile) {
// Determine if this is a drag operation
final bool isDragOperation = dragMode != null &&
(dragMode.toString() ==
'MobileSelectionDragMode.leftSelectionHandle' ||
dragMode.toString() ==
'MobileSelectionDragMode.rightSelectionHandle');
// Use animation for drag operations, instant for others
final scrollDuration =
isDragOperation ? const Duration(milliseconds: 2) : Duration.zero;
// soft keyboard
// workaround: wait for the soft keyboard to show up
final duration = KeyboardHeightObserver.currentKeyboardHeight == 0
final keyboardDelay = KeyboardHeightObserver.currentKeyboardHeight == 0
? const Duration(milliseconds: 250)
: Duration.zero;
Future.delayed(duration, () {
Future.delayed(keyboardDelay, () {
if (_forwardKey.currentContext == null) {
return;
}
// Mobile needs to continuously update scroll position/direction during drag
// Don't skip even if already scrolling, because direction may have changed
startAutoScroll(
endTouchPoint,
edgeOffset: editorState.autoScrollEdgeOffset,
direction: direction,
duration: Duration.zero,
duration: scrollDuration,
);
});
} else {