From 8bb1b5edd12b467af1576f50b10378ae238f5bd9 Mon Sep 17 00:00:00 2001
From: DonLakeFlyer <don@thegagnes.com>
Date: Tue, 2 May 2017 11:52:28 -0700
Subject: [PATCH] Max goto location of 1km

---
 src/Vehicle/Vehicle.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/Vehicle/Vehicle.cc b/src/Vehicle/Vehicle.cc
index db8b9bec7..d68d6db7c 100644
--- a/src/Vehicle/Vehicle.cc
+++ b/src/Vehicle/Vehicle.cc
@@ -2024,6 +2024,14 @@ void Vehicle::guidedModeGotoLocation(const QGeoCoordinate& gotoCoord)
         qgcApp()->showMessage(guided_mode_not_supported_by_vehicle);
         return;
     }
+    if (!coordinate().isValid()) {
+        return;
+    }
+    double maxDistance = 1000.0;
+    if (coordinate().distanceTo(gotoCoord) > maxDistance) {
+        qgcApp()->showMessage(QString("New location is too far. Must be less than %1 %2").arg(qRound(FactMetaData::metersToAppSettingsDistanceUnits(maxDistance).toDouble())).arg(FactMetaData::appSettingsDistanceUnitsString()));
+        return;
+    }
     _firmwarePlugin->guidedModeGotoLocation(this, gotoCoord);
 }
 
-- 
2.22.0