From 80ad8afc85a90e6fda1b136b13c1eb42e35c115e Mon Sep 17 00:00:00 2001
From: Bernhard Liebl <Bernhard.Liebl@gmx.org>
Date: Wed, 1 Nov 2017 21:49:39 +0100
Subject: Native pan and zoom for macOS

---
 modules/gridmap/grid_map_editor_plugin.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'modules')

diff --git a/modules/gridmap/grid_map_editor_plugin.cpp b/modules/gridmap/grid_map_editor_plugin.cpp
index 491adb31ee..3a5d0fd3fc 100644
--- a/modules/gridmap/grid_map_editor_plugin.cpp
+++ b/modules/gridmap/grid_map_editor_plugin.cpp
@@ -623,6 +623,16 @@ bool GridMapEditor::forward_spatial_input_event(Camera *p_camera, const Ref<Inpu
 		return do_input_action(p_camera, mm->get_position(), false);
 	}
 
+	Ref<InputEventPanGesture> pan_gesture = p_event;
+	if (pan_gesture.is_valid()) {
+
+		if (pan_gesture->get_command() || pan_gesture->get_shift()) {
+			const real_t delta = pan_gesture->get_delta().y;
+			floor->set_value(floor->get_value() + SGN(delta));
+			return true;
+		}
+	}
+
 	return false;
 }
 
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