From ccbc3e109e4cf634d1da17815e244003008c33f3 Mon Sep 17 00:00:00 2001
From: taynpg <taynpg@163.com>
Date: Tue, 7 Jan 2025 12:04:00 +0800
Subject: [PATCH] =?UTF-8?q?add=EF=BC=9A=E6=B7=BB=E5=8A=A0=E5=AD=97?=
 =?UTF-8?q?=E8=8A=82=E6=95=B0=E8=BD=AC=E5=8F=AF=E8=AF=BB=E5=AD=97=E7=AC=A6?=
 =?UTF-8?q?=E4=B8=B2=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 include/of_util.h |  1 +
 src/of_util.cpp   | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/include/of_util.h b/include/of_util.h
index c7f454a..e0b145e 100644
--- a/include/of_util.h
+++ b/include/of_util.h
@@ -46,6 +46,7 @@ public:
 
 public:
     static ofString now_time();
+    static ofString get_file_size(long long bytes);
 };
 
 class CMutBuffer
diff --git a/src/of_util.cpp b/src/of_util.cpp
index 9a7eeaf..2f59154 100644
--- a/src/of_util.cpp
+++ b/src/of_util.cpp
@@ -85,6 +85,32 @@ ofString OfUtil::now_time()
 #endif
 }
 
+ofString OfUtil::get_file_size(long long bytes)
+{
+    constexpr long long gbblk = 1024 * 1024 * 1024;
+    constexpr long long mbblk = 1024 * 1024;
+
+    long long gb = bytes / gbblk;
+    bytes %= gbblk;
+
+    long long mb = bytes / mbblk;
+    bytes %= mbblk;
+
+    long long kb = bytes / 1024;
+
+    std::ostringstream oss;
+    if (gb > 0) {
+        oss << gb << ofT("GB");
+    }
+    if (mb > 0 || gb > 0) {
+        oss << mb << ofT("MB");
+    }
+    if (kb > 0 || mb > 0 || gb > 0) {
+        oss << kb << ofT("KB");
+    }
+    return oss.str();
+}
+
 #ifdef _WIN32
 std::string CCodec::u8ToGBK(const std::string& str)
 {