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Skip unnecessary area updates for elements with dirty parents

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Ell 2021-11-01 13:39:37 +01:00
parent 60bd73017c
commit f2939253b1
2 changed files with 7 additions and 0 deletions
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CHANGELOG.md
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@ -29,6 +29,7 @@ Improvements
- Added style properties for a lot of hardcoded default element styles - Added style properties for a lot of hardcoded default element styles
- Allow style properties to set style values with a higher priority, which allows elements to style their default children - Allow style properties to set style values with a higher priority, which allows elements to style their default children
- Allow changing the entire ui style for a single element - Allow changing the entire ui style for a single element
- Skip unnecessary area updates for elements with dirty parents
Fixes Fixes
- Fixed VerticalSpace height parameter being an integer - Fixed VerticalSpace height parameter being an integer

6
MLEM.Ui/Elements/Element.cs
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@ -531,6 +531,12 @@ namespace MLEM.Ui.Elements {
this.areaDirty = false; this.areaDirty = false;
if (this.IsHidden) if (this.IsHidden)
return; return;
// if the parent's area is dirty, it would get updated anyway when querying its ChildPaddedArea,
// which would cause our ForceUpdateArea code to be run twice, so we only update our parent instead
if (this.Parent != null && this.Parent.areaDirty) {
this.Parent.ForceUpdateArea();
return;
}
var parentArea = this.Parent != null ? this.Parent.ChildPaddedArea : (RectangleF) this.system.Viewport; var parentArea = this.Parent != null ? this.Parent.ChildPaddedArea : (RectangleF) this.system.Viewport;
var parentCenterX = parentArea.X + parentArea.Width / 2; var parentCenterX = parentArea.X + parentArea.Width / 2;