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Slightly improved animation of top bar in premium settings.

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This commit is contained in:
23rd 2022-05-24 07:02:32 +03:00
parent ee9a04393e
commit a73676b3ba
1 changed files with 26 additions and 26 deletions
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52
Telegram/SourceFiles/settings/settings_premium.cpp
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@ -270,20 +270,23 @@ void TopBar::paintEvent(QPaintEvent *e) {
p.setOpacity(bodyProgress);
const auto &starSize = st::settingsPremiumStarSize;
const auto starRect = QRectF(
QPointF(
(width() - starSize.width()) / 2,
st::settingsPremiumStarTopSkip * topProgress),
st::settingsPremiumStarSize);
_star.render(&p, starRect);
const auto starRect = [&](float64 topProgress, float64 sizeProgress) {
const auto starSize = st::settingsPremiumStarSize * sizeProgress;
return QRectF(
QPointF(
(width() - starSize.width()) / 2,
st::settingsPremiumStarTopSkip * topProgress),
starSize);
};
const auto currentStarRect = starRect(topProgress, bodyProgress);
_star.render(&p, currentStarRect);
p.setPen(st::premiumButtonFg);
const auto &padding = st::boxRowPadding;
const auto availableWidth = width() - padding.left() - padding.right();
const auto titleTop = starRect.top()
+ starRect.height()
const auto titleTop = currentStarRect.top()
+ currentStarRect.height()
+ st::changePhoneTitlePadding.top();
const auto aboutTop = titleTop
+ _title.countHeight(availableWidth)
@ -292,25 +295,22 @@ void TopBar::paintEvent(QPaintEvent *e) {
p.setFont(st::aboutLabel.style.font);
_about.draw(p, padding.left(), aboutTop, availableWidth, style::al_top);
// Subtitle.
p.setFont(st::boxTitle.style.font);
_title.draw(p, padding.left(), titleTop, availableWidth, style::al_top);
// Title.
const auto titleProgress =
std::clamp(
(kTitleAnimationPart - progress) / kTitleAnimationPart,
0.,
1.);
if (titleProgress > 0.) {
p.setOpacity(titleProgress);
const auto availableWidth = width() - _titlePosition.x() * 2;
_title.drawElided(
p,
p.setOpacity(1.);
p.setFont(st::boxTitle.style.font);
const auto titleProgress = 1. - progress;
const auto fullStarRect = starRect(1., 1.);
const auto fullTitleTop = fullStarRect.top()
+ fullStarRect.height()
+ st::changePhoneTitlePadding.top();
_title.draw(
p,
anim::interpolate(
(width() - _title.countWidth(availableWidth)) / 2,
_titlePosition.x(),
_titlePosition.y(),
availableWidth);
}
titleProgress),
anim::interpolate(fullTitleTop, _titlePosition.y(), titleProgress),
availableWidth);
}
class Premium : public Section<Premium> {