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Auto merge of #16285 - stshine:inline-block-margin, r=emilio

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layout: Use the margin box of an inline block when computing the inline size

<!-- Please describe your changes on the following line: -->

When computing the inline size of an inline block in inline formating
context, use the margin box of the underling block.

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #12413 (github issue number if applicable).

<!-- Either: -->
- [X] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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This commit is contained in:
bors-servo 2017-04-10 15:07:06 -05:00 • committed by GitHub
commit 4013e9d7a0
4 changed files with 57 additions and 4 deletions
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5
components/layout/fragment.rs
View file

@ -2380,10 +2380,7 @@ impl Fragment {
pub fn update_late_computed_replaced_inline_size_if_necessary(&mut self) {
if let SpecificFragmentInfo::InlineBlock(ref mut inline_block_info) = self.specific {
let block_flow = FlowRef::deref_mut(&mut inline_block_info.flow_ref).as_block();
let margin = block_flow.fragment.style.logical_margin();
self.border_box.size.inline = block_flow.fragment.border_box.size.inline +
MaybeAuto::from_style(margin.inline_start, Au(0)).specified_or_zero() +
MaybeAuto::from_style(margin.inline_end, Au(0)).specified_or_zero()
self.border_box.size.inline = block_flow.fragment.margin_box_inline_size();
}
}

25
tests/wpt/mozilla/meta/MANIFEST.json
View file

@ -2759,6 +2759,18 @@
{}
]
],
"css/inline_block_percentage_margin.html": [
[
"/_mozilla/css/inline_block_percentage_margin.html",
[
[
"/_mozilla/css/inline_block_percentage_margin_ref.html",
"=="
]
],
{}
]
],
"css/inline_block_stacking_context_a.html": [
[
"/_mozilla/css/inline_block_stacking_context_a.html",
@ -7887,6 +7899,11 @@
{}
]
],
"css/inline_block_percentage_margin_ref.html": [
[
{}
]
],
"css/inline_block_stacking_context_ref.html": [
[
{}
@ -21814,6 +21831,14 @@
"bad4704435c74a3204925206802eb004f380500e",
"support"
],
"css/inline_block_percentage_margin.html": [
"0b750acad3bcc6b5fabf9e625b6adf22e1e97640",
"reftest"
],
"css/inline_block_percentage_margin_ref.html": [
"3726b3b2149b9e6584277fd33b77940d5f9d6800",
"support"
],
"css/inline_block_stacking_context_a.html": [
"6c872ab3c551e4fe6c293468aa310ae61487b583",
"reftest"

16
tests/wpt/mozilla/tests/css/inline_block_percentage_margin.html Normal file
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@ -0,0 +1,16 @@
<!doctype html>
<meta charset="utf-8">
<link rel="match" href="inline_block_percentage_margin_ref.html">
<style>
body {
width: 500px;
}
span {
display: inline-block;
width: 100px;
height: 30px;
background: orange;
margin: 0 10%;
}
</style>
<span></span>

15
tests/wpt/mozilla/tests/css/inline_block_percentage_margin_ref.html Normal file
View file

@ -0,0 +1,15 @@
<!doctype html>
<meta charset="utf-8">
<style>
body {
width: 500px;
}
span {
display: inline-block;
width: 100px;
height: 30px;
background: orange;
margin: 0 50px;
}
</style>
<span></span>