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Generate correct next rotated gradient.

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This commit is contained in:
John Preston 2021-08-16 17:15:02 +03:00
parent 2abcb51dda
commit 1209b2692a
1 changed files with 12 additions and 5 deletions
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17
Telegram/SourceFiles/window/window_session_controller.cpp
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@ -1425,7 +1425,9 @@ void SessionController::openDocument(
const BackgroundState &SessionController::backgroundState(QSize area) {
_backgroundState.shown = _backgroundFade.value(1.);
if (_backgroundState.now.area != area) {
if (_willCacheForArea != area || !_cacheBackgroundTimer.isActive()) {
if (_willCacheForArea != area
|| (!_cacheBackgroundTimer.isActive()
&& !_backgroundCachingRequest)) {
_willCacheForArea = area;
_lastAreaChangeTime = crl::now();
_cacheBackgroundTimer.callOnce(kCacheBackgroundFastTimeout);
@ -1452,7 +1454,10 @@ void SessionController::generateNextBackgroundRotation() {
if (background->paper().backgroundColors().size() < 3) {
return;
}
const auto request = currentCacheRequest(_backgroundState.now.area, 45);
constexpr auto kAddRotation = 315;
const auto request = currentCacheRequest(
_backgroundState.now.area,
kAddRotation);
if (!request) {
return;
}
@ -1463,9 +1468,10 @@ void SessionController::generateNextBackgroundRotation() {
}
const auto request = currentCacheRequest(
_backgroundState.now.area,
45);
kAddRotation);
if (forRequest == request) {
_backgroundAddRotation = (_backgroundAddRotation + 45) % 360;
_backgroundAddRotation
= (_backgroundAddRotation + kAddRotation) % 360;
_backgroundNext = std::move(result);
}
});
@ -1541,13 +1547,14 @@ void SessionController::cacheBackgroundAsync(
}
void SessionController::setCachedBackground(CacheBackgroundResult &&cached) {
_backgroundNext = {};
const auto background = Window::Theme::Background();
if (background->gradientForFill().isNull()
|| _backgroundState.now.pixmap.isNull()) {
_backgroundFade.stop();
_backgroundState.shown = 1.;
_backgroundState.now = std::move(cached);
_backgroundNext = {};
return;
}
// #TODO themes compose several transitions.