Function style::properties::cascade

pub fn cascade(
    device: &Device, 
    pseudo: Option<&PseudoElement>, 
    rule_node: &StrongRuleNode, 
    guards: &StylesheetGuards, 
    parent_style: Option<&ComputedValues>, 
    parent_style_ignoring_first_line: Option<&ComputedValues>, 
    layout_parent_style: Option<&ComputedValues>, 
    visited_style: Option<Arc<ComputedValues>>, 
    font_metrics_provider: &FontMetricsProvider, 
    flags: CascadeFlags, 
    quirks_mode: QuirksMode, 
    rule_cache: Option<&RuleCache>, 
    rule_cache_conditions: &mut RuleCacheConditions
) -> Arc<ComputedValues>

Performs the CSS cascade, computing new styles for an element from its parent style.

The arguments are:

• device: Used to get the initial viewport and other external state.

• rule_node: The rule node in the tree that represent the CSS rules that matched.

• parent_style: The parent style, if applicable; if None, this is the root node.

Returns the computed values. * flags: Various flags.