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First text appearing animation duration floor.

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This commit is contained in:
John Preston
2026-04-14 22:19:29 +07:00
parent 33dda9dffd
commit 59e9a91a1e
2 changed files with 7 additions and 1 deletions
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Telegram/SourceFiles/history/view/history_view_message.cpp
+6 -1
View File
@@ -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
Telegram/SourceFiles/history/view/history_view_message.h
+1
View File
@@ -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;