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Fix some html tags parsing to be safer

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This commit is contained in:
Wojtek Figat
2024-05-30 17:22:43 +02:00
parent 5c23f4ac09
commit 949057b1c3
1 changed files with 4 additions and 4 deletions
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8
Source/Engine/UI/GUI/Common/RichTextBox.Tags.cs
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@@ -48,8 +48,8 @@ namespace FlaxEngine.GUI
{
if (alphaText.Length == 3 && alphaText[0] == '#')
style.Color.A = ((StringUtils.HexDigit(alphaText[1]) << 4) + StringUtils.HexDigit(alphaText[2])) / 255.0f;
else if (alphaText.Length > 1 && alphaText[alphaText.Length - 1] == '%')
style.Color.A = float.Parse(alphaText.Substring(0, alphaText.Length - 1)) / 100.0f;
else if (alphaText.Length > 1 && alphaText[alphaText.Length - 1] == '%' && float.TryParse(alphaText.Substring(0, alphaText.Length - 1), out var alpha))
style.Color.A = alpha / 100.0f;
}
context.StyleStack.Push(style);
}
@@ -297,8 +297,8 @@ namespace FlaxEngine.GUI
{
if (float.TryParse(text, out var width))
output = width;
if (text.Length > 1 && text[text.Length - 1] == '%')
output = input * float.Parse(text.Substring(0, text.Length - 1)) / 100.0f;
if (text.Length > 1 && text[text.Length - 1] == '%' && float.TryParse(text.Substring(0, text.Length - 1), out width))
output = input * width / 100.0f;
used = true;
}
return used;