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LibWeb: Don't add an extra glyph spacing to width of TextNode

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When calculating the width of text using a bitmap font, a glyph spacing
is added at the end of each fragment, including the last one. This meant
that everything was 1 pixel too long. This bug did not affect vector
fonts.
This commit is contained in:
circl 2023-10-28 15:39:57 +02:00 • committed by Andreas Kling
parent 2660bbb94f
commit 6b30847120
3 changed files with 25 additions and 1 deletions
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17
Tests/LibWeb/Layout/expected/textnode-width-bitmap-font.txt Normal file
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@ -0,0 +1,17 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x38 [BFC] children: not-inline
BlockContainer <body> at (8,13) content-size 784x17 children: not-inline
BlockContainer <p> at (8,13) content-size 784x17 children: inline
line 0 width: 102, height: 17, bottom: 17, baseline: 11
frag 0 from TextNode start: 0, length: 18, rect: [8,13 102x17]
"This is some text."
TextNode <#text>
BlockContainer <(anonymous)> at (8,43) content-size 784x0 children: inline
TextNode <#text>
ViewportPaintable (Viewport<#document>) [0,0 800x600]
PaintableWithLines (BlockContainer<HTML>) [0,0 800x38] overflow: [0,0 800x43]
PaintableWithLines (BlockContainer<BODY>) [8,13 784x17] overflow: [8,13 784x30]
PaintableWithLines (BlockContainer<P>) [8,13 784x17]
TextPaintable (TextNode<#text>)
PaintableWithLines (BlockContainer(anonymous)) [8,43 784x0]