From 4de22601f544e37c2c3744e8b0b7c86c8c06353d Mon Sep 17 00:00:00 2001
From: JF <jf@codingfield.com>
Date: Tue, 10 Mar 2020 20:21:41 +0100
Subject: [PATCH] Apply a "up" transition when an app is opened.

---
 src/DisplayApp/DisplayApp.cpp | 1 +
 src/DisplayApp/LittleVgl.cpp  | 8 +++++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/DisplayApp/DisplayApp.cpp b/src/DisplayApp/DisplayApp.cpp
index 902432ac..3cb245f8 100644
--- a/src/DisplayApp/DisplayApp.cpp
+++ b/src/DisplayApp/DisplayApp.cpp
@@ -162,6 +162,7 @@ void DisplayApp::RunningState() {
 
   if(!currentScreen->Refresh()) {
     currentScreen.reset(nullptr);
+    lvgl.SetFullRefresh(Components::LittleVgl::FullRefreshDirections::Up);
     onClockApp = false;
     switch(nextApp) {
       case Apps::None:
diff --git a/src/DisplayApp/LittleVgl.cpp b/src/DisplayApp/LittleVgl.cpp
index 1dfbc2d1..b1b894f7 100644
--- a/src/DisplayApp/LittleVgl.cpp
+++ b/src/DisplayApp/LittleVgl.cpp
@@ -65,9 +65,11 @@ void LittleVgl::InitTouchpad() {
 }
 
 void LittleVgl::SetFullRefresh(FullRefreshDirections direction) {
-  scrollDirection = direction;
-  if(scrollDirection == FullRefreshDirections::Down)
-    lv_disp_set_direction(lv_disp_get_default(), 1);
+  if(scrollDirection == FullRefreshDirections::None) {
+    scrollDirection = direction;
+    if (scrollDirection == FullRefreshDirections::Down)
+      lv_disp_set_direction(lv_disp_get_default(), 1);
+  }
 }
 
 void LittleVgl::FlushDisplay(const lv_area_t *area, lv_color_t *color_p) {