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Tidy up logic to correctly expire in cases where expiry is expected

This commit is contained in:
Dean Herbert 2021-01-26 15:42:48 +09:00
parent 0d8d0d6852
commit ca0242debe
1 changed files with 16 additions and 11 deletions
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27
osu.Game/Overlays/BeatmapListingOverlay.cs
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@ -178,24 +178,29 @@ private void addContentToPlaceholder(Drawable content)
var lastContent = currentContent;
// "not found" placeholder is reused, only remove without disposing through expire.
if (lastContent == notFoundContent)
lastContent.FadeOut(100, Easing.OutQuint).Schedule(() => panelTarget.Remove(lastContent));
else if (lastContent != null)
if (lastContent != null)
{
lastContent.FadeOut(100, Easing.OutQuint).Expire();
var transform = lastContent.FadeOut(100, Easing.OutQuint);
// Consider the case when the new content is smaller than the last content.
// If the auto-size computation is delayed until fade out completes, the background remain high for too long making the resulting transition to the smaller height look weird.
// At the same time, if the last content's height is bypassed immediately, there is a period where the new content is at Alpha = 0 when the auto-sized height will be 0.
// To resolve both of these issues, the bypass is delayed until a point when the content transitions (fade-in and fade-out) overlap and it looks good to do so.
lastContent.Delay(25).Schedule(() => lastContent.BypassAutoSizeAxes = Axes.Y).Then().Schedule(() => panelTarget.Remove(lastContent));
if (lastContent == notFoundContent)
{
// not found display may be used multiple times, so don't expire/dispose it.
transform.Schedule(() => panelTarget.Remove(lastContent));
}
else
{
// Consider the case when the new content is smaller than the last content.
// If the auto-size computation is delayed until fade out completes, the background remain high for too long making the resulting transition to the smaller height look weird.
// At the same time, if the last content's height is bypassed immediately, there is a period where the new content is at Alpha = 0 when the auto-sized height will be 0.
// To resolve both of these issues, the bypass is delayed until a point when the content transitions (fade-in and fade-out) overlap and it looks good to do so.
lastContent.Delay(25).Schedule(() => lastContent.BypassAutoSizeAxes = Axes.Y).Then().Schedule(() => lastContent.Expire());
}
}
if (!content.IsAlive)
panelTarget.Add(content);
content.FadeInFromZero(200, Easing.OutQuint);
content.FadeInFromZero(200, Easing.OutQuint);
currentContent = content;
}