internal void ApplyStyleValue(StylePropertyID propertyID, StyleValue value, int specificity)
{
if (value.keyword == StyleKeyword.Initial)
{
ApplyInitialStyleValue(propertyID, specificity);
}
else
{
s_StyleValueApplicator.currentStyleValue = value;
ApplyStyleProperty(s_StyleValueApplicator, null, propertyID, null, specificity);
}
}
internal void ApplyStyleValue(StylePropertyID propertyID, StyleValue value, int specificity)
{
if (value.keyword == StyleKeyword.Initial)
{
ApplyInitialStyleValue(propertyID, specificity);
}
else
{
s_StyleValuePropertyReader.Set(propertyID, value, specificity);
ApplyStyleProperty(s_StyleValuePropertyReader);
}
}
public void Set(StylePropertyID id, StyleValue value, int spec)
{
propertyID = id;
m_CurrentStyleValue = value;
specificity = spec;
}
private void ApplyInitialStyleValue(StylePropertyID propertyID, int specificity)
{
switch (propertyID)
{
case StylePropertyID.Unknown:
case StylePropertyID.Custom:
{
Debug.LogAssertion($"Unexpected style property ID {propertyID.ToString()}.");
break;
}
case StylePropertyID.BorderColor:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderLeftColor);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderTopColor);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderRightColor);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderBottomColor);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.BorderRadius:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderTopLeftRadius);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderTopRightRadius);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderBottomLeftRadius);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderBottomRightRadius);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.BorderWidth:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderLeftWidth);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderTopWidth);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderRightWidth);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.BorderBottomWidth);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.Flex:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.FlexGrow);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.FlexShrink);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.FlexBasis);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.Margin:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.MarginLeft);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.MarginTop);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.MarginRight);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.MarginBottom);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.Padding:
{
StyleValue sv = StyleSheetCache.GetInitialValue(StylePropertyID.PaddingLeft);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.PaddingTop);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.PaddingRight);
ApplyStyleValue(sv.id, sv, specificity);
sv = StyleSheetCache.GetInitialValue(StylePropertyID.PaddingBottom);
ApplyStyleValue(sv.id, sv, specificity);
break;
}
case StylePropertyID.Cursor:
{
ApplyStyleCursor(new StyleCursor(), specificity);
break;
}
default:
{
StyleValue sv = StyleSheetCache.GetInitialValue(propertyID);
Debug.Assert(sv.keyword != StyleKeyword.Initial, "Recursive apply initial value");
ApplyStyleValue(sv.id, sv, specificity);
break;
}
}
}
static StyleSheetCache()
{
// Values set to StyleKeyword.Initial require special treatment when applying them.
s_InitialStyleValues[(int)StylePropertyID.MarginLeft] = StyleValue.Create(StylePropertyID.MarginLeft, 0f);
s_InitialStyleValues[(int)StylePropertyID.MarginTop] = StyleValue.Create(StylePropertyID.MarginTop, 0f);
s_InitialStyleValues[(int)StylePropertyID.MarginRight] = StyleValue.Create(StylePropertyID.MarginRight, 0f);
s_InitialStyleValues[(int)StylePropertyID.MarginBottom] = StyleValue.Create(StylePropertyID.MarginBottom, 0f);
s_InitialStyleValues[(int)StylePropertyID.PaddingLeft] = StyleValue.Create(StylePropertyID.PaddingLeft, 0f);
s_InitialStyleValues[(int)StylePropertyID.PaddingTop] = StyleValue.Create(StylePropertyID.PaddingTop, 0f);
s_InitialStyleValues[(int)StylePropertyID.PaddingRight] = StyleValue.Create(StylePropertyID.PaddingRight, 0f);
s_InitialStyleValues[(int)StylePropertyID.PaddingBottom] = StyleValue.Create(StylePropertyID.PaddingBottom, 0f);
s_InitialStyleValues[(int)StylePropertyID.Position] = StyleValue.Create(StylePropertyID.Position, (int)Position.Relative);
s_InitialStyleValues[(int)StylePropertyID.PositionLeft] = StyleValue.Create(StylePropertyID.PositionLeft, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.PositionTop] = StyleValue.Create(StylePropertyID.PositionTop, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.PositionRight] = StyleValue.Create(StylePropertyID.PositionRight, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.PositionBottom] = StyleValue.Create(StylePropertyID.PositionBottom, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.Width] = StyleValue.Create(StylePropertyID.Width, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.Height] = StyleValue.Create(StylePropertyID.Height, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.MinWidth] = StyleValue.Create(StylePropertyID.MinWidth, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.MinHeight] = StyleValue.Create(StylePropertyID.MinHeight, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.MaxWidth] = StyleValue.Create(StylePropertyID.MaxWidth, StyleKeyword.None);
s_InitialStyleValues[(int)StylePropertyID.MaxHeight] = StyleValue.Create(StylePropertyID.MaxHeight, StyleKeyword.None);
s_InitialStyleValues[(int)StylePropertyID.FlexBasis] = StyleValue.Create(StylePropertyID.FlexBasis, StyleKeyword.Auto);
s_InitialStyleValues[(int)StylePropertyID.FlexGrow] = StyleValue.Create(StylePropertyID.FlexGrow, 0f);
s_InitialStyleValues[(int)StylePropertyID.FlexShrink] = StyleValue.Create(StylePropertyID.FlexShrink, 1f);
s_InitialStyleValues[(int)StylePropertyID.BorderLeftWidth] = StyleValue.Create(StylePropertyID.BorderLeftWidth, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderTopWidth] = StyleValue.Create(StylePropertyID.BorderTopWidth, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderRightWidth] = StyleValue.Create(StylePropertyID.BorderRightWidth, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderBottomWidth] = StyleValue.Create(StylePropertyID.BorderBottomWidth, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderTopLeftRadius] = StyleValue.Create(StylePropertyID.BorderTopLeftRadius, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderTopRightRadius] = StyleValue.Create(StylePropertyID.BorderTopRightRadius, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderBottomLeftRadius] = StyleValue.Create(StylePropertyID.BorderBottomLeftRadius, 0f);
s_InitialStyleValues[(int)StylePropertyID.BorderBottomRightRadius] = StyleValue.Create(StylePropertyID.BorderBottomRightRadius, 0f);
s_InitialStyleValues[(int)StylePropertyID.FlexDirection] = StyleValue.Create(StylePropertyID.FlexDirection, (int)FlexDirection.Column);
s_InitialStyleValues[(int)StylePropertyID.FlexWrap] = StyleValue.Create(StylePropertyID.FlexWrap, (int)Wrap.NoWrap);
s_InitialStyleValues[(int)StylePropertyID.JustifyContent] = StyleValue.Create(StylePropertyID.JustifyContent, (int)Justify.FlexStart);
s_InitialStyleValues[(int)StylePropertyID.AlignContent] = StyleValue.Create(StylePropertyID.AlignContent, (int)Align.FlexStart);
s_InitialStyleValues[(int)StylePropertyID.AlignSelf] = StyleValue.Create(StylePropertyID.AlignSelf, (int)Align.Auto);
s_InitialStyleValues[(int)StylePropertyID.AlignItems] = StyleValue.Create(StylePropertyID.AlignItems, (int)Align.Stretch);
s_InitialStyleValues[(int)StylePropertyID.UnityTextAlign] = StyleValue.Create(StylePropertyID.UnityTextAlign, (int)TextAnchor.UpperLeft);
s_InitialStyleValues[(int)StylePropertyID.WhiteSpace] = StyleValue.Create(StylePropertyID.WhiteSpace, (int)WhiteSpace.Normal);
s_InitialStyleValues[(int)StylePropertyID.Font] = StyleValue.Create(StylePropertyID.Font); // null resource
s_InitialStyleValues[(int)StylePropertyID.FontSize] = StyleValue.Create(StylePropertyID.FontSize, 0f);
s_InitialStyleValues[(int)StylePropertyID.FontStyleAndWeight] = StyleValue.Create(StylePropertyID.FontStyleAndWeight, (int)FontStyle.Normal);
s_InitialStyleValues[(int)StylePropertyID.BackgroundScaleMode] = StyleValue.Create(StylePropertyID.BackgroundScaleMode, (int)ScaleMode.StretchToFill);
s_InitialStyleValues[(int)StylePropertyID.BackgroundImageTintColor] = StyleValue.Create(StylePropertyID.BackgroundImageTintColor, Color.white);
s_InitialStyleValues[(int)StylePropertyID.Visibility] = StyleValue.Create(StylePropertyID.Visibility, (int)Visibility.Visible);
s_InitialStyleValues[(int)StylePropertyID.Overflow] = StyleValue.Create(StylePropertyID.Overflow, (int)Overflow.Visible);
s_InitialStyleValues[(int)StylePropertyID.Display] = StyleValue.Create(StylePropertyID.Display, (int)DisplayStyle.Flex);
s_InitialStyleValues[(int)StylePropertyID.BackgroundImage] = StyleValue.Create(StylePropertyID.BackgroundImage); // null resource
s_InitialStyleValues[(int)StylePropertyID.Color] = StyleValue.Create(StylePropertyID.Color, Color.black);
s_InitialStyleValues[(int)StylePropertyID.BackgroundColor] = StyleValue.Create(StylePropertyID.BackgroundColor, Color.clear);
s_InitialStyleValues[(int)StylePropertyID.BorderColor] = StyleValue.Create(StylePropertyID.BorderColor, Color.clear);
s_InitialStyleValues[(int)StylePropertyID.SliceLeft] = StyleValue.Create(StylePropertyID.SliceLeft, 0f);
s_InitialStyleValues[(int)StylePropertyID.SliceTop] = StyleValue.Create(StylePropertyID.SliceTop, 0f);
s_InitialStyleValues[(int)StylePropertyID.SliceRight] = StyleValue.Create(StylePropertyID.SliceRight, 0f);
s_InitialStyleValues[(int)StylePropertyID.SliceBottom] = StyleValue.Create(StylePropertyID.SliceBottom, 0f);
s_InitialStyleValues[(int)StylePropertyID.Opacity] = StyleValue.Create(StylePropertyID.Opacity, 1f);
// Shorthand value
s_InitialStyleValues[(int)StylePropertyID.BorderRadius] = StyleValue.Create(StylePropertyID.BorderRadius, StyleKeyword.Initial);
s_InitialStyleValues[(int)StylePropertyID.BorderWidth] = StyleValue.Create(StylePropertyID.BorderWidth, StyleKeyword.Initial);
s_InitialStyleValues[(int)StylePropertyID.Flex] = StyleValue.Create(StylePropertyID.Flex, StyleKeyword.Initial);
s_InitialStyleValues[(int)StylePropertyID.Margin] = StyleValue.Create(StylePropertyID.Margin, StyleKeyword.Initial);
s_InitialStyleValues[(int)StylePropertyID.Padding] = StyleValue.Create(StylePropertyID.Padding, StyleKeyword.Initial);
// Complex value
s_InitialStyleValues[(int)StylePropertyID.Cursor] = StyleValue.Create(StylePropertyID.Cursor, StyleKeyword.Initial);
}
