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Code Issues Releases Wiki Activity

Fix UpdateableBeatmapBackgroundSprite not disposing of previously loaded sprites

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Jamie Taylor 2019-03-06 18:18:47 +09:00
parent 00cdb3a44a
commit eb80549782
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GPG Key ID: 2ACFA8B6370B8C8C
1 changed files with 40 additions and 26 deletions
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66
osu.Game/Beatmaps/Drawables/UpdateableBeatmapBackgroundSprite.cs
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@ -9,7 +9,7 @@ using osu.Framework.Graphics.Containers;
namespace osu.Game.Beatmaps.Drawables
{
/// <summary>
/// Display a baetmap background from a local source, but fallback to online source if not available.
/// Display a beatmap background from a local source, but fallback to online source if not available.
/// </summary>
public class UpdateableBeatmapBackgroundSprite : ModelBackedDrawable<BeatmapInfo>
{
@ -26,37 +26,51 @@ namespace osu.Game.Beatmaps.Drawables
this.beatmapSetCoverType = beatmapSetCoverType;
}
protected override Drawable CreateDrawable(BeatmapInfo model)
private BeatmapInfo lastModel;
protected override DelayedLoadWrapper CreateDelayedLoadWrapper(Drawable content, double timeBeforeLoad)
{
return new DelayedLoadUnloadWrapper(() =>
{
Drawable drawable;
// If DelayedLoadUnloadWrapper is attempting to RELOAD the same content (Beatmap), that means that it was
// previously UNLOADED and thus its children have been disposed of, so we need to recreate them here.
if (lastModel == Beatmap.Value)
return CreateDrawable(Beatmap.Value);
var localBeatmap = beatmaps.GetWorkingBeatmap(model);
if (model?.BeatmapSet?.OnlineInfo != null)
drawable = new BeatmapSetCover(model.BeatmapSet, beatmapSetCoverType);
else if (localBeatmap.BeatmapInfo.ID != 0)
{
// Fall back to local background if one exists
drawable = new BeatmapBackgroundSprite(localBeatmap);
}
else
{
// Use the default background if somehow an online set does not exist and we don't have a local copy.
drawable = new BeatmapBackgroundSprite(beatmaps.DefaultBeatmap);
}
drawable.RelativeSizeAxes = Axes.Both;
drawable.Anchor = Anchor.Centre;
drawable.Origin = Anchor.Centre;
drawable.FillMode = FillMode.Fill;
drawable.OnLoadComplete = d => d.FadeInFromZero(400);
return drawable;
// If the model has changed since the previous unload (or if there was no load), then we can safely use the given content
lastModel = Beatmap.Value;
return content;
}, 500, 10000);
}
protected override double FadeDuration => 0;
protected override Drawable CreateDrawable(BeatmapInfo model)
{
Drawable drawable;
var localBeatmap = beatmaps.GetWorkingBeatmap(model);
if (model?.BeatmapSet?.OnlineInfo != null)
{
drawable = new BeatmapSetCover(model.BeatmapSet, beatmapSetCoverType);
}
else if (localBeatmap.BeatmapInfo.ID != 0)
{
// Fall back to local background if one exists
drawable = new BeatmapBackgroundSprite(localBeatmap);
}
else
{
// Use the default background if somehow an online set does not exist and we don't have a local copy.
drawable = new BeatmapBackgroundSprite(beatmaps.DefaultBeatmap);
}
drawable.RelativeSizeAxes = Axes.Both;
drawable.Anchor = Anchor.Centre;
drawable.Origin = Anchor.Centre;
drawable.FillMode = FillMode.Fill;
drawable.OnLoadComplete = d => d.FadeInFromZero(400);
return drawable;
}
}
}