From c2d7fe6d519193a6de3d4cde591f831f90e8c589 Mon Sep 17 00:00:00 2001
From: shun-iwasawa <shun-iwasawa@users.noreply.github.com>
Date: Oct 11 2017 07:38:17 +0000
Subject: increment alphabet (#1515)



---

diff --git a/toonz/sources/toonz/penciltestpopup.cpp b/toonz/sources/toonz/penciltestpopup.cpp
index ceb0c9e..ee4180b 100644
--- a/toonz/sources/toonz/penciltestpopup.cpp
+++ b/toonz/sources/toonz/penciltestpopup.cpp
@@ -1777,7 +1777,10 @@ void PencilTestPopup::onImageCaptured(int id, const QImage& image) {
       m_cameraViewfinder->setPreviousImage(procImg);
       if (Preferences::instance()->isShowFrameNumberWithLettersEnabled()) {
         int f = m_frameNumberEdit->getValue();
-        m_frameNumberEdit->setValue(((int)(f / 10) + 1) * 10);
+        if (f % 10 == 0)  // next number
+          m_frameNumberEdit->setValue(((int)(f / 10) + 1) * 10);
+        else  // next alphabet
+          m_frameNumberEdit->setValue(f + 1);
       } else
         m_frameNumberEdit->setValue(m_frameNumberEdit->getValue() + 1);