zoomFromCenter method

@override void zoomFromCenter(double zoomFactor)

Zooms the canvas in or out from the center of the viewport by a given factor.

Implementation

@override
void zoomFromCenter(double zoomFactor) {
  if (!mounted) return;
  final canvasSize = context.size;
  if (canvasSize == null) return;
  applyZoomAtPoint(
    Offset(canvasSize.width / 2, canvasSize.height / 2),
    zoomFactor,
  );
}