From 7016d92bf809f9b6d130357875b39c0b88c75f95 Mon Sep 17 00:00:00 2001
From: Jabin ma <jabin.ma@outlook.com>
Date: Tue, 25 Jun 2019 22:50:59 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=B1=8F=E5=B9=95=E6=AF=94?=
 =?UTF-8?q?=E4=BE=8B=E5=A4=B1=E7=9C=9F=E7=9A=84=E9=97=AE=E9=A2=98?=
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---
 QtScrcpy/device/device.cpp       | 1 +
 QtScrcpy/device/ui/videoform.cpp | 6 +++++-
 QtScrcpy/device/ui/videoform.h   | 1 +
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/QtScrcpy/device/device.cpp b/QtScrcpy/device/device.cpp
index a4f0ce0..3a95f3a 100644
--- a/QtScrcpy/device/device.cpp
+++ b/QtScrcpy/device/device.cpp
@@ -130,6 +130,7 @@ void Device::initSignals()
                 // update ui
                 if (m_videoForm) {
                     m_videoForm->setWindowTitle(deviceName);
+                    m_videoForm->updateScreenRatio(size);
                     m_videoForm->updateShowSize(size);
                 }
 
diff --git a/QtScrcpy/device/ui/videoform.cpp b/QtScrcpy/device/ui/videoform.cpp
index 57a8465..4eb75bf 100644
--- a/QtScrcpy/device/ui/videoform.cpp
+++ b/QtScrcpy/device/ui/videoform.cpp
@@ -112,11 +112,15 @@ void VideoForm::updateStyleSheet(bool vertical)
     }
 }
 
+void VideoForm::updateScreenRatio(const QSize &newSize)
+{
+    m_widthHeightRatio = 1.0f * qMin(newSize.width(),newSize.height()) / qMax(newSize.width(),newSize.height());
+}
+
 void VideoForm::updateShowSize(const QSize &newSize)
 {
     if (frameSize != newSize) {
         frameSize = newSize;
-
         bool vertical = newSize.height() > newSize.width();
         QSize showSize = newSize;
         QDesktopWidget* desktop = QApplication::desktop();
diff --git a/QtScrcpy/device/ui/videoform.h b/QtScrcpy/device/ui/videoform.h
index 31327d2..f03a045 100644
--- a/QtScrcpy/device/ui/videoform.h
+++ b/QtScrcpy/device/ui/videoform.h
@@ -21,6 +21,7 @@ public:
 
     void switchFullScreen();    
     void staysOnTop(bool top = true);
+    void updateScreenRatio(const QSize &newSize);
     void updateShowSize(const QSize &newSize);
     void updateRender(const AVFrame *frame);
     void setController(Controller *controller);