From d21d403449dd7693730053f0692e0bbf5884c694 Mon Sep 17 00:00:00 2001
From: Don Gagne <don@thegagnes.com>
Date: Wed, 2 Jul 2025 09:05:15 -0700
Subject: [PATCH] Allow manual zoom level adjust to increase unbounded

This allows you to go past where tiles exists but mirrors how 4.4 works. It allows you to go as far as possible zoomed in.
---
 src/FlightMap/FlightMap.qml | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/src/FlightMap/FlightMap.qml b/src/FlightMap/FlightMap.qml
index 7cae7d31db2f..c235d265c5ac 100644
--- a/src/FlightMap/FlightMap.qml
+++ b/src/FlightMap/FlightMap.qml
@@ -39,8 +39,6 @@ Map {
     property bool   firstVehiclePositionReceived:   false   ///< true: first vehicle position update was responded to
     property bool   planView:                       false   ///< true: map being using for Plan view, items should be draggable
 
-    readonly property real  maxZoomLevel: 20
-
     property var    _activeVehicle:             QGroundControl.multiVehicleManager.activeVehicle
     property var    _activeVehicleCoordinate:   _activeVehicle ? _activeVehicle.coordinate : QtPositioning.coordinate()
 
@@ -49,6 +47,7 @@ Map {
         // This works around a bug on Qt where if you set a visibleRegion and then the user moves or zooms the map
         // and then you set the same visibleRegion the map will not move/scale appropriately since it thinks there
         // is nothing to do.
+        let maxZoomLevel = 20
         _map.visibleRegion = QtPositioning.rectangle(QtPositioning.coordinate(0, 0), QtPositioning.coordinate(0, 0))
         _map.visibleRegion = region
         if (_map.zoomLevel > maxZoomLevel) {
@@ -135,7 +134,7 @@ Map {
             }
         }
         onScaleChanged: (delta) => {
-            let newZoomLevel = Math.min(Math.max(_map.zoomLevel + Math.log2(delta), 0), maxZoomLevel)
+            let newZoomLevel = Math.max(_map.zoomLevel + Math.log2(delta), 0)
             _map.zoomLevel = newZoomLevel
             _map.alignCoordinateToPoint(pinchStartCentroid, pinchHandler.centroid.position)
         }
@@ -152,11 +151,6 @@ Map {
 
     }
 
-    BoundaryRule on zoomLevel {
-        minimum: 0
-        maximum: maxZoomLevel
-    }
-
     // We specifically do not use a DragHandler for panning. It just causes too many problems if you overlay anything else like a Flickable above it.
     // Causes all sorts of crazy problems where dragging/scrolling  no longerr works on items above in the hierarchy.
     // Since we are using a MouseArea we also can't use TapHandler for clicks. So we handle that here as well.