From 30ce9cecd6fe2283ea187727bba0e53cb500b0ad Mon Sep 17 00:00:00 2001
From: wp_xxyyzz <wp_xxyyzz@8e941d3f-bd1b-0410-a28a-d453659cc2b4>
Date: Fri, 23 May 2025 09:58:12 +0000
Subject: [PATCH] LazMapViewer: Fix ZoomOnObj and ZoomOnArea methods to fire
 the OnZoomChange event. Issue #39125.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@9757 8e941d3f-bd1b-0410-a28a-d453659cc2b4
---
 components/lazmapviewer/source/mvengine.pas | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/components/lazmapviewer/source/mvengine.pas b/components/lazmapviewer/source/mvengine.pas
index 66699e774..09ddbde93 100644
--- a/components/lazmapviewer/source/mvengine.pas
+++ b/components/lazmapviewer/source/mvengine.pas
@@ -1626,6 +1626,11 @@ begin
   until (tmpWin.Zoom = 2);
   MapWin := tmpWin;
   Redraw(MapWin);
+
+  if Assigned(OnZoomChange) then
+    OnZoomChange(Self);
+  if Assigned(OnChange) then
+    OnChange(Self);
 end;
 
 procedure TMapViewerEngine.CopyMapWindowFrom(AEngine: TMapViewerEngine);