wuggy/Dactyloidae
wuggy/Dactyloidae
1
0
Fork 0
mirror of https://repo.dactyloidae.xyz/Dactyloidae/UXP.git synced 2026-09-03 14:28:39 +09:00
Code Issues Projects Releases Packages Wiki Activity

Issue #2522 - Part 2: Implement support for logical viewport units

Browse source
This commit is contained in:
FranklinDM 2024-06-09 19:12:43 +08:00 • committed by roytam1
commit 2ba31f4e97
4 changed files with 78 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

34
layout/style/nsRuleNode.cpp
View file

@ -541,6 +541,40 @@ static nscoord CalcLengthWith(const nsCSSValue& aValue,
nscoord viewportMax = max(vuScale.width, vuScale.height);
return ScaleViewportCoordTrunc(aValue, viewportMax);
}
case eCSSUnit_ViewportBlock:
case eCSSUnit_SmallViewportBlock:
case eCSSUnit_LargeViewportBlock:
case eCSSUnit_DynamicViewportBlock: {
// Assume non-vertical writing mode if the style context is unavailable.
if (aStyleContext) {
WritingMode wm(aStyleContext);
bool vertical = wm.IsVertical();
aConditions.SetWritingModeDependency(wm.GetBits());
if (vertical) {
nscoord viewportWidth = CalcViewportUnitsScale(aPresContext).width;
return ScaleViewportCoordTrunc(aValue, viewportWidth);
}
}
nscoord viewportHeight = CalcViewportUnitsScale(aPresContext).height;
return ScaleViewportCoordTrunc(aValue, viewportHeight);
}
case eCSSUnit_ViewportInline:
case eCSSUnit_SmallViewportInline:
case eCSSUnit_LargeViewportInline:
case eCSSUnit_DynamicViewportInline: {
// Assume non-vertical writing mode if the style context is unavailable.
if (aStyleContext) {
WritingMode wm(aStyleContext);
bool vertical = wm.IsVertical();
aConditions.SetWritingModeDependency(wm.GetBits());
if (vertical) {
nscoord viewportHeight = CalcViewportUnitsScale(aPresContext).height;
return ScaleViewportCoordTrunc(aValue, viewportHeight);
}
}
nscoord viewportWidth = CalcViewportUnitsScale(aPresContext).width;
return ScaleViewportCoordTrunc(aValue, viewportWidth);
}
// While we could deal with 'rem' units correctly by simply not
// caching any data that uses them in the rule tree, it's valuable
// to store them in the rule tree (for faster dynamic changes of