43 lines
2.2 KiB
Rust
43 lines
2.2 KiB
Rust
impl ISizeAndMarginsComputer for AbsoluteNonReplaced {
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fn solve_inline_size_constraints(&self,
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block: &mut BlockFlow,
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input: &ISizeConstraintInput)
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-> ISizeConstraintSolution {
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let (inline_start,
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inline_size,
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margin_inline_start,
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margin_inline_end) = match (inline_startssssssxxxxxxsssssxxxxxxxxxssssssxxx,
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inline_startssssssxxxxxxsssssxxxxxxxxxssssssxxx) {
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(MaybeAuto::Auto, MaybeAuto::Auto, MaybeAuto::Auto) => {
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let margin_start = inline_start_margin.specified_or_zero();
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let margin_end = inline_end_margin.specified_or_zero();
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// Now it is the same situation as inline-start Specified and inline-end
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// and inline-size Auto.
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//
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// Set inline-end to zero to calculate inline-size.
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let inline_size = block.get_shrink_to_fit_inline_size(available_inline_size -
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(margin_start + margin_end));
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(Au(0), inline_size, margin_start, margin_end)
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}
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};
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// FIXME(#501): tuple width heuristic may not be optimal for patterns.
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let (inline_start,
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inline_size,
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margin_inline_start,
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margin_inline_end) = match (inline_start, inline_end, computed_inline_size) {
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(MaybeAuto::Auto, MaybeAuto::Auto, MaybeAuto::Auto) => {
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let margin_start = inline_start_margin.specified_or_zero();
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let margin_end = inline_end_margin.specified_or_zero();
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// Now it is the same situation as inline-start Specified and inline-end
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// and inline-size Auto.
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//
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// Set inline-end to zero to calculate inline-size.
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let inline_size = block.get_shrink_to_fit_inline_size(available_inline_size -
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(margin_start + margin_end));
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(Au(0), inline_size, margin_start, margin_end)
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}
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};
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}
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}
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