Add a column layout engine - #6

Merged

HarryCordewener merged 16 commits into

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claude/visible-character-length-eadb78

Sep 7, 2026

Commits on Sep 7, 2026

Design the text layout engine

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3d7d20a
Plan the layout engine implementation

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e622ec7
Add the layout option types

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ddd6c91
Add tab expansion and cell-budget truncation

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e92f823
Add the wrap walker and Shape

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287abd5
Cover indent, budgets and paragraph flags

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79ff0ea
Add the phase-aware fill pattern

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1a13921
Render a column by stamping text onto a fill background

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7638fff
Re-express Pad and Center on the layout engine

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bb9a478
Assemble drawn columns into rows

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1a5620d
Add both dialects' empty-column behaviours, and row suppression

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205be6d
Lock in the regressions and the layout invariants

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2e8a813
Document the layout engine

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a6470b8
Fix four row-width defects in the merge and shift paths

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008732b
Address the review: four more defects

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077b073
Add a how-to section to the layout guide

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83a3bce