From e9bec0d76b042fe91262f42bbee876916925905e Mon Sep 17 00:00:00 2001
From: Haoyu Qiu <timothyqiu32@gmail.com>
Date: Fri, 9 Oct 2020 20:15:32 +0800
Subject: [PATCH] Adds pan gesture to StateMachine editor

---
 editor/plugins/animation_state_machine_editor.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/editor/plugins/animation_state_machine_editor.cpp b/editor/plugins/animation_state_machine_editor.cpp
index 26006d85c9b..885ec17cb3a 100644
--- a/editor/plugins/animation_state_machine_editor.cpp
+++ b/editor/plugins/animation_state_machine_editor.cpp
@@ -386,6 +386,12 @@ void AnimationNodeStateMachineEditor::_state_machine_gui_input(const Ref<InputEv
 			over_text = over_text_now;
 		}
 	}
+
+	Ref<InputEventPanGesture> pan_gesture = p_event;
+	if (pan_gesture.is_valid()) {
+		h_scroll->set_value(h_scroll->get_value() + h_scroll->get_page() * pan_gesture->get_delta().x / 8);
+		v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * pan_gesture->get_delta().y / 8);
+	}
 }
 
 void AnimationNodeStateMachineEditor::_file_opened(const String &p_file) {