From 5ef54e97ecd2e2a7557de9cb5e07c55a172b55e1 Mon Sep 17 00:00:00 2001
From: Kezi Olio <keziolio123@gmail.com>
Date: Fri, 5 Apr 2019 09:46:50 -0600
Subject: [PATCH] Set Qt::AA_CompressTabletEvents attribute to avoid latency
 when scrolling with a tablet

Summary:
BUG: 399208

See also: https://bugreports.qt.io/browse/QTBUG-71708

Enabling this option _vastly_ improves the user experience on wacom tablets and touchscreens

Reviewers: #okular

Subscribers: sander, aacid, okular-devel, #okular

Tags: #okular

Differential Revision: https://phabricator.kde.org/D16519
---
 shell/main.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/shell/main.cpp b/shell/main.cpp
index 2e2e80153..17b58c610 100644
--- a/shell/main.cpp
+++ b/shell/main.cpp
@@ -31,6 +31,7 @@
 int main(int argc, char** argv)
 {
     QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QCoreApplication::setAttribute(Qt::AA_CompressTabletEvents);
 
     QApplication app(argc, argv);
     KLocalizedString::setApplicationDomain("okular");