From d1518da1ad463b089678c4449437f188568e3d5a Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 2 May 2019 16:42:47 +0400
Subject: [PATCH] Provide animation duration.

---
 Telegram/SourceFiles/lottie/lottie_animation.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Telegram/SourceFiles/lottie/lottie_animation.cpp b/Telegram/SourceFiles/lottie/lottie_animation.cpp
index 0a97d8b49..108878298 100644
--- a/Telegram/SourceFiles/lottie/lottie_animation.cpp
+++ b/Telegram/SourceFiles/lottie/lottie_animation.cpp
@@ -107,6 +107,10 @@ int Animation::frameRate() const {
 	return _frameRate;
 }
 
+crl::time Animation::duration() const {
+	return (_endFrame - _startFrame) * crl::time(1000) / _frameRate;
+}
+
 void Animation::play(const PlaybackOptions &options) {
 	_options = options;
 	_started = crl::now();