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added PreventParentSpill to Element
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parent
f2c544dc65
commit
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2 changed files with 18 additions and 2 deletions
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@ -253,6 +253,12 @@ namespace MLEM.Ui.Elements {
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/// </summary>
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public bool SetWidthBasedOnChildren;
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/// <summary>
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/// Set this field to true to cause this element's final display area to never exceed that of its <see cref="Parent"/>.
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/// If the resulting area is too large, the size of this element is shrunk to fit the target area.
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/// This can be useful if an element should fill the remaining area of a parent exactly.
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/// </summary>
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public bool PreventParentSpill;
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/// <summary>
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/// The transparency (alpha value) that this element is rendered with.
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/// Note that, when <see cref="Draw"/> is called, this alpha value is multiplied with the <see cref="Parent"/>'s alpha value and passed down to this element's <see cref="Children"/>.
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/// </summary>
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@ -576,6 +582,17 @@ namespace MLEM.Ui.Elements {
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}
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}
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if (this.PreventParentSpill) {
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if (pos.X < parentArea.X)
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pos.X = parentArea.X;
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if (pos.Y < parentArea.Y)
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pos.Y = parentArea.Y;
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if (pos.X + actualSize.X > parentArea.Right)
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actualSize.X = parentArea.Right - pos.X;
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if (pos.Y + actualSize.Y > parentArea.Bottom)
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actualSize.Y = parentArea.Bottom - pos.Y;
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}
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this.area = new RectangleF(pos, actualSize);
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this.System.OnElementAreaUpdated?.Invoke(this);
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@ -149,8 +149,7 @@ namespace Sandbox {
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var testPanel = new Panel(Anchor.Center, new Vector2(0.5F, 100), Vector2.Zero);
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testPanel.AddChild(new Button(Anchor.AutoLeft, new Vector2(0.25F, -1)));
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testPanel.AddChild(new Button(Anchor.AutoInline, new Vector2(0.25F, -1.5F)));
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testPanel.AddChild(new Button(Anchor.AutoInline, new Vector2(0.5F, -1)));
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testPanel.AddChild(new Button(Anchor.AutoLeft, new Vector2(2500, 1)) {PreventParentSpill = true});
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this.UiSystem.Add("Test", testPanel);
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}
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