public void SetInlineRule(StyleSheet sheet, StyleRule rule)
{
m_InlineRule.sheet = sheet;
m_InlineRule.properties = rule.properties;
m_InlineRule.propertyIds = StyleSheetCache.GetPropertyIds(rule);
ApplyInlineStyles(ref ve.computedStyle);
}
private void ProcessMatchedVariables(StyleSheet sheet, StyleRule rule)
{
foreach (var property in rule.properties)
{
if (property.isCustomProperty)
{
var sv = new StyleVariable(
property.name,
sheet,
property.values
);
m_ProcessVarContext.Add(sv);
}
}
}
void ProcessMatchedRules(VisualElement element, List <SelectorMatchRecord> matchingSelectors)
{
matchingSelectors.Sort(SelectorMatchRecord.Compare);
Int64 matchingRulesHash = element.fullTypeName.GetHashCode();
// Let current DPI contribute to the hash so cache is invalidated when this changes
matchingRulesHash = (matchingRulesHash * 397) ^ currentPixelsPerPoint.GetHashCode();
foreach (var record in matchingSelectors)
{
StyleRule rule = record.complexSelector.rule;
int specificity = record.complexSelector.specificity;
matchingRulesHash = (matchingRulesHash * 397) ^ rule.GetHashCode();
matchingRulesHash = (matchingRulesHash * 397) ^ specificity;
}
VisualElementStylesData resolvedStyles;
if (StyleCache.TryGetValue(matchingRulesHash, out resolvedStyles))
{
element.SetSharedStyles(resolvedStyles);
}
else
{
resolvedStyles = new VisualElementStylesData(isShared: true);
foreach (var record in matchingSelectors)
{
StylePropertyID[] propertyIDs = StyleSheetCache.GetPropertyIDs(record.sheet, record.complexSelector.ruleIndex);
resolvedStyles.ApplyRule(record.sheet, record.complexSelector.specificity, record.complexSelector.rule, propertyIDs);
}
resolvedStyles.ApplyLayoutValues();
StyleCache.SetValue(matchingRulesHash, resolvedStyles);
element.SetSharedStyles(resolvedStyles);
}
}
private VisualElement CloneSetupRecursively(VisualElementAsset root,
Dictionary <int, List <VisualElementAsset> > idToChildren, CreationContext context)
{
VisualElement ve = Create(root, context);
// context.target is the created templateContainer
if (root.id == context.visualTreeAsset.contentContainerId)
{
if (context.target is TemplateContainer)
{
((TemplateContainer)context.target).SetContentContainer(ve);
}
else
{
Debug.LogError(
"Trying to clone a VisualTreeAsset with a custom content container into a element which is not a template container");
}
}
// if the current element had a slot-name attribute, put it in the resulting slot mapping
string slotName;
if (context.slotInsertionPoints != null && TryGetSlotInsertionPoint(root.id, out slotName))
{
context.slotInsertionPoints.Add(slotName, ve);
}
if (root.classes != null)
{
for (int i = 0; i < root.classes.Length; i++)
{
ve.AddToClassList(root.classes[i]);
}
}
if (root.ruleIndex != -1)
{
if (inlineSheet == null)
{
Debug.LogWarning("VisualElementAsset has a RuleIndex but no inlineStyleSheet");
}
else
{
StyleRule r = inlineSheet.rules[root.ruleIndex];
var stylesData = new VisualElementStylesData(false);
ve.SetInlineStyles(stylesData);
stylesData.ApplyRule(inlineSheet, Int32.MaxValue, r,
StyleSheetCache.GetPropertyIDs(inlineSheet, root.ruleIndex));
}
}
var templateAsset = root as TemplateAsset;
List <VisualElementAsset> children;
if (idToChildren.TryGetValue(root.id, out children))
{
children.Sort(CompareForOrder);
foreach (VisualElementAsset childVea in children)
{
// this will fill the slotInsertionPoints mapping
VisualElement childVe = CloneSetupRecursively(childVea, idToChildren, context);
if (childVe == null)
{
continue;
}
// if the parent is not a template asset, just add the child to whatever hierarchy we currently have
// if ve is a scrollView (with contentViewport as contentContainer), this will go to the right place
if (templateAsset == null)
{
ve.Add(childVe);
continue;
}
int index = templateAsset.slotUsages == null
? -1
: templateAsset.slotUsages.FindIndex(u => u.assetId == childVea.id);
if (index != -1)
{
VisualElement parentSlot;
string key = templateAsset.slotUsages[index].slotName;
Assert.IsFalse(String.IsNullOrEmpty(key),
"a lost name should not be null or empty, this probably points to an importer or serialization bug");
if (context.slotInsertionPoints == null ||
!context.slotInsertionPoints.TryGetValue(key, out parentSlot))
{
Debug.LogErrorFormat("Slot '{0}' was not found. Existing slots: {1}", key,
context.slotInsertionPoints == null
? String.Empty
: String.Join(", ",
System.Linq.Enumerable.ToArray(context.slotInsertionPoints.Keys)));
ve.Add(childVe);
}
else
{
parentSlot.Add(childVe);
}
}
else
{
ve.Add(childVe);
}
}
}
if (templateAsset != null && context.slotInsertionPoints != null)
{
context.slotInsertionPoints.Clear();
}
return(ve);
}
private void SetupReferences()
{
bool flag = this.complexSelectors == null || this.rules == null;
if (!flag)
{
StyleRule[] rules = this.rules;
for (int i = 0; i < rules.Length; i++)
{
StyleRule styleRule = rules[i];
StyleProperty[] properties = styleRule.properties;
for (int j = 0; j < properties.Length; j++)
{
StyleProperty styleProperty = properties[j];
bool flag2 = StyleSheet.CustomStartsWith(styleProperty.name, StyleSheet.kCustomPropertyMarker);
if (flag2)
{
styleRule.customPropertiesCount++;
styleProperty.isCustomProperty = true;
}
StyleValueHandle[] values = styleProperty.values;
for (int k = 0; k < values.Length; k++)
{
StyleValueHandle handle = values[k];
bool flag3 = handle.IsVarFunction();
if (flag3)
{
styleProperty.requireVariableResolve = true;
break;
}
}
}
}
int l = 0;
int num = this.complexSelectors.Length;
while (l < num)
{
this.complexSelectors[l].CachePseudoStateMasks();
l++;
}
this.orderedClassSelectors = new Dictionary <string, StyleComplexSelector>(StringComparer.Ordinal);
this.orderedNameSelectors = new Dictionary <string, StyleComplexSelector>(StringComparer.Ordinal);
this.orderedTypeSelectors = new Dictionary <string, StyleComplexSelector>(StringComparer.Ordinal);
int m = 0;
while (m < this.complexSelectors.Length)
{
StyleComplexSelector styleComplexSelector = this.complexSelectors[m];
bool flag4 = styleComplexSelector.ruleIndex < this.rules.Length;
if (flag4)
{
styleComplexSelector.rule = this.rules[styleComplexSelector.ruleIndex];
}
styleComplexSelector.orderInStyleSheet = m;
StyleSelector styleSelector = styleComplexSelector.selectors[styleComplexSelector.selectors.Length - 1];
StyleSelectorPart styleSelectorPart = styleSelector.parts[0];
string key = styleSelectorPart.value;
Dictionary <string, StyleComplexSelector> dictionary = null;
switch (styleSelectorPart.type)
{
case StyleSelectorType.Wildcard:
case StyleSelectorType.Type:
key = (styleSelectorPart.value ?? "*");
dictionary = this.orderedTypeSelectors;
break;
case StyleSelectorType.Class:
dictionary = this.orderedClassSelectors;
break;
case StyleSelectorType.PseudoClass:
key = "*";
dictionary = this.orderedTypeSelectors;
break;
case StyleSelectorType.RecursivePseudoClass:
goto IL_22B;
case StyleSelectorType.ID:
dictionary = this.orderedNameSelectors;
break;
default:
goto IL_22B;
}
IL_249:
bool flag5 = dictionary != null;
if (flag5)
{
StyleComplexSelector nextInTable;
bool flag6 = dictionary.TryGetValue(key, out nextInTable);
if (flag6)
{
styleComplexSelector.nextInTable = nextInTable;
}
dictionary[key] = styleComplexSelector;
}
m++;
continue;
IL_22B:
Debug.LogError(string.Format("Invalid first part type {0}", styleSelectorPart.type));
goto IL_249;
}
}
}
void ProcessMatchedRules(VisualElement element, List <SelectorMatchRecord> matchingSelectors)
{
matchingSelectors.Sort((a, b) => SelectorMatchRecord.Compare(a, b));
Int64 matchingRulesHash = element.fullTypeName.GetHashCode();
// Let current DPI contribute to the hash so cache is invalidated when this changes
matchingRulesHash = (matchingRulesHash * 397) ^ currentPixelsPerPoint.GetHashCode();
int oldVariablesHash = m_StyleMatchingContext.variableContext.GetVariableHash();
int customPropertiesCount = 0;
foreach (var record in matchingSelectors)
{
StyleRule rule = record.complexSelector.rule;
int specificity = record.complexSelector.specificity;
matchingRulesHash = (matchingRulesHash * 397) ^ rule.GetHashCode();
matchingRulesHash = (matchingRulesHash * 397) ^ specificity;
if (rule.customPropertiesCount > 0)
{
customPropertiesCount += rule.customPropertiesCount;
ProcessMatchedVariables(record.sheet, rule);
}
}
var parent = element.hierarchy.parent;
int inheritedStyleHash = parent != null ? parent.inheritedStylesHash : 0;
matchingRulesHash = (matchingRulesHash * 397) ^ inheritedStyleHash;
int variablesHash = oldVariablesHash;
if (customPropertiesCount > 0)
{
// Element defines new variables, add the parents variables at the beginning of the processing context
m_ProcessVarContext.InsertRange(0, m_StyleMatchingContext.variableContext);
variablesHash = m_ProcessVarContext.GetVariableHash();
}
matchingRulesHash = (matchingRulesHash * 397) ^ variablesHash;
if (oldVariablesHash != variablesHash)
{
StyleVariableContext ctx;
if (!StyleCache.TryGetValue(variablesHash, out ctx))
{
ctx = new StyleVariableContext(m_ProcessVarContext);
StyleCache.SetValue(variablesHash, ctx);
}
m_StyleMatchingContext.variableContext = ctx;
}
element.variableContext = m_StyleMatchingContext.variableContext;
m_ProcessVarContext.Clear();
ComputedStyle resolvedStyles;
if (StyleCache.TryGetValue(matchingRulesHash, out resolvedStyles))
{
element.SetSharedStyles(resolvedStyles);
}
else
{
var parentStyle = parent?.computedStyle;
resolvedStyles = ComputedStyle.Create(parentStyle, true);
float dpiScaling = element.scaledPixelsPerPoint;
foreach (var record in matchingSelectors)
{
m_StylePropertyReader.SetContext(record.sheet, record.complexSelector, m_StyleMatchingContext.variableContext, dpiScaling);
resolvedStyles.ApplyProperties(m_StylePropertyReader, parentStyle);
}
resolvedStyles.FinalizeApply(parentStyle);
StyleCache.SetValue(matchingRulesHash, resolvedStyles);
element.SetSharedStyles(resolvedStyles);
}
}
void ProcessMatchedRules(VisualElement element, List <SelectorMatchRecord> matchingSelectors)
{
matchingSelectors.Sort(SelectorMatchRecord.Compare);
Int64 matchingRulesHash = element.fullTypeName.GetHashCode();
// Let current DPI contribute to the hash so cache is invalidated when this changes
matchingRulesHash = (matchingRulesHash * 397) ^ currentPixelsPerPoint.GetHashCode();
int oldVariablesHash = m_StyleMatchingContext.variableContext.GetVariableHash();
int customPropertiesCount = 0;
foreach (var record in matchingSelectors)
{
StyleRule rule = record.complexSelector.rule;
int specificity = record.complexSelector.specificity;
matchingRulesHash = (matchingRulesHash * 397) ^ rule.GetHashCode();
matchingRulesHash = (matchingRulesHash * 397) ^ specificity;
if (rule.customPropertiesCount > 0)
{
customPropertiesCount += rule.customPropertiesCount;
ProcessMatchedVariables(record.sheet, rule);
}
}
int variablesHash = customPropertiesCount > 0 ? m_ProcessVarContext.GetVariableHash() : oldVariablesHash;
matchingRulesHash = (matchingRulesHash * 397) ^ variablesHash;
if (oldVariablesHash != variablesHash)
{
StyleVariableContext ctx;
if (!StyleCache.TryGetValue(variablesHash, out ctx))
{
ctx = new StyleVariableContext(m_ProcessVarContext);
StyleCache.SetValue(variablesHash, ctx);
}
m_StyleMatchingContext.variableContext = ctx;
}
element.variableContext = m_StyleMatchingContext.variableContext;
VisualElementStylesData resolvedStyles;
if (StyleCache.TryGetValue(matchingRulesHash, out resolvedStyles))
{
element.SetSharedStyles(resolvedStyles);
}
else
{
resolvedStyles = new VisualElementStylesData(isShared: true);
foreach (var record in matchingSelectors)
{
m_StylePropertyReader.SetContext(record.sheet, record.complexSelector, m_StyleMatchingContext.variableContext);
resolvedStyles.ApplyProperties(m_StylePropertyReader, m_StyleMatchingContext.inheritedStyle);
}
resolvedStyles.ApplyLayoutValues();
StyleCache.SetValue(matchingRulesHash, resolvedStyles);
element.SetSharedStyles(resolvedStyles);
}
}