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Code Issues Activity Actions

LibWeb: Simplify final line box width computation

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The width of a line box is the distance from the left edge of the first
fragment to the right edge of the last fragment. We don't have to loop
over all the fragments to figure this out. :^)
This commit is contained in:
Andreas Kling 2020-12-07 20:48:26 +01:00
parent be18ac36b2
commit 70de5fd056
1 changed files with 3 additions and 4 deletions
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7
Libraries/LibWeb/Layout/InlineFormattingContext.cpp
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@ -181,11 +181,10 @@ void InlineFormattingContext::run(Box&, LayoutMode layout_mode)
if (is<Box>(fragment.layout_node()))
dimension_box_on_line(downcast<Box>(fragment.layout_node()), layout_mode);
float final_line_box_width = 0;
for (auto& fragment : line_box.fragments())
final_line_box_width += fragment.width();
float left_edge = line_box.fragments().first().offset().x();
float right_edge = line_box.fragments().last().offset().x() + line_box.fragments().last().width();
float final_line_box_width = right_edge - left_edge;
line_box.m_width = final_line_box_width;
max_linebox_width = max(max_linebox_width, final_line_box_width);
}