From a694c2b0373cba38916f48b495038ff9093cc5d9 Mon Sep 17 00:00:00 2001
From: Gary Wang <wzc782970009@gmail.com>
Date: Sun, 5 Jan 2020 14:38:39 +0800
Subject: [PATCH] fix: when copy pixmap, keep the alpha channel

---
 graphicsscene.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/graphicsscene.cpp b/graphicsscene.cpp
index 6b6d582..c02cfff 100644
--- a/graphicsscene.cpp
+++ b/graphicsscene.cpp
@@ -63,6 +63,7 @@ void GraphicsScene::showGif(const QString &filepath)
 QPixmap GraphicsScene::renderToPixmap()
 {
     QPixmap pixmap(sceneRect().toRect().size());
+    pixmap.fill(Qt::transparent);
     QPainter p(&pixmap);
     render(&p, sceneRect());