From 59e9a91a1e805b71662579185e1f0955e72fbff4 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 14 Apr 2026 22:19:29 +0700
Subject: [PATCH] First text appearing animation duration floor.

---
 Telegram/SourceFiles/history/view/history_view_message.cpp | 7 ++++++-
 Telegram/SourceFiles/history/view/history_view_message.h   | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/history/view/history_view_message.cpp b/Telegram/SourceFiles/history/view/history_view_message.cpp
index 9539c1e794..f975a839c0 100644
--- a/Telegram/SourceFiles/history/view/history_view_message.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_message.cpp
@@ -72,6 +72,7 @@ constexpr auto kFullLineAppearDuration = crl::time(300);
 constexpr auto kFullLineAppearFinalDuration = crl::time(120);
 constexpr auto kLineHeightAppearDuration = crl::time(100);
 constexpr auto kLineHeightAppearFinalDuration = crl::time(60);
+constexpr auto kMinWidthAppearDuration = crl::time(160);
 
 void ApplyRevealGradient(
 		not_null<const TextAppearing*> appearing,
@@ -979,6 +980,7 @@ QSize Message::performCountOptimalSize() {
 	}
 	if (const auto appearing = Get<TextAppearing>()) {
 		appearing->geometryValid = false;
+		appearing->startedForText = false;
 		appearing->finalizing = item->isRegular();
 	}
 	return QSize(maxWidth, minHeight);
@@ -5454,11 +5456,14 @@ void Message::textAppearStartWidthAnimation(
 	const auto lineDuration = appearing->finalizing
 		? kFullLineAppearFinalDuration
 		: kFullLineAppearDuration;
-	const auto duration = (shown + 1 == lines)
+	const auto computed = (shown + 1 == lines)
 		? lineDuration
 		: std::max(
 			lineDuration * lineWidth / st::msgMaxWidth,
 			crl::time(10));
+	const auto duration = std::exchange(appearing->startedForText, true)
+		? computed
+		: std::max(computed, kMinWidthAppearDuration);
 	appearing->widthDuration = duration;
 	const auto from
 		= appearing->startLineWidth
diff --git a/Telegram/SourceFiles/history/view/history_view_message.h b/Telegram/SourceFiles/history/view/history_view_message.h
index 75e7fc2d9d..bb6d27e3f3 100644
--- a/Telegram/SourceFiles/history/view/history_view_message.h
+++ b/Telegram/SourceFiles/history/view/history_view_message.h
@@ -96,6 +96,7 @@ struct TextAppearing : RuntimeComponent<TextAppearing, Element> {
 	Ui::Animations::Simple widthAnimation;
 	Ui::Animations::Simple heightAnimation;
 	bool geometryValid = false;
+	bool startedForText = false;
 	bool finalizing = false;
 	bool use = false;
 	mutable QImage lineCache;