open-standards/wai/vector-conformance/vectors/a11y/modes.json
Transaction Science 10ba6e9bcc wai-vector: the text layer and section 5, text and accessibility (D7-7)
graphics-vector.md section 5 (Draft): what a sink exposes to assistive
technology and to a text consumer, and how. Each text block's active set (the
effective windows of the items that draw it, merged), the projection at a
frame and the transcript as exact JSON, the text record and its digest, ruby,
purposes, writing modes and the cluster rule.

- wai-vector: src/text.rs (no_std, no dependency), the a11y and text commands,
  and vectors verify recomputing every text record.
- The corpus: a new a11y group, each payload with its text record
  (<name>.a11y.jsonl) and its digest in the expected file; canonical and
  refusal vectors for TEXT. No existing expected file changes.
- tests/text_layer.rs: each rule of section 5, with expected JSON written by
  hand from the text, each falsified once.

Co-Authored-By: Claude Opus 5.5 <[email protected]>
2026-10-13 02:43:02 -04:00

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2.1 KiB
JSON

{
"header":{"magic":"WVG1","format":1,"tb":120000,"t0":0,"dur":24000,"design_w":640,"design_h":360,"n_sizes":1,"n_rates":1,"n_sets":1,"n_tables":0,"n_paints":1,"n_texts":3,"n_tracks":0,"n_paths":0,"n_items":3,"n_keys":0,"n_glyphs":9,"n_clusters":9,"path_contours":0,"path_points":0,"strings_len":15,"inline_len":0,"held_len":105523,"zero@72":[0,0,0,0,0,0,0,0]},
"sizes":[
{"w":640,"h":360,"cost":1445598}
],
"rates":[
{"num":25,"den":1}
],
"sets":[
{"carriage":0,"zero@1":[0,0,0],"length":105523,"sha256":"05476c4658ef7366c7700736487eac4c3c1b7d21264978c7d05bd4c7427736c9"}
],
"tables":[],
"paints":[
[255,255,255,255]
],
"tracks":[],
"keys":[],
"paths":[],
"path_ends":[],
"path_points":[],
"texts":[
{"purpose":7,"dir":0,"lang_len":2,"mode":1,"group":0,"ruby":0,"ruby_start":0,"ruby_len":0,"str_len":3},
{"purpose":7,"dir":0,"lang_len":2,"mode":2,"group":0,"ruby":0,"ruby_start":0,"ruby_len":0,"str_len":3},
{"purpose":7,"dir":0,"lang_len":2,"mode":0,"group":0,"ruby":0,"ruby_start":0,"ruby_len":0,"str_len":3}
],
"items":[
{"kind":3,"rule":0,"zero@2":0,"ref":0,"paint":0,"text":0,"zero@10":0,"n_glyphs":3,"n_clusters":3,"t_on":0,"t_off":24000,"unit_scale":131072,"m00":65535,"m01":65535,"m10":65535,"m11":65535,"tx":65535,"ty":65535,"op":65535,"zero@42":[0,0,0,0,0,0]},
{"kind":3,"rule":0,"zero@2":0,"ref":0,"paint":0,"text":1,"zero@10":0,"n_glyphs":3,"n_clusters":3,"t_on":0,"t_off":24000,"unit_scale":131072,"m00":65535,"m01":65535,"m10":65535,"m11":65535,"tx":65535,"ty":65535,"op":65535,"zero@42":[0,0,0,0,0,0]},
{"kind":3,"rule":0,"zero@2":0,"ref":0,"paint":0,"text":2,"zero@10":0,"n_glyphs":3,"n_clusters":3,"t_on":0,"t_off":24000,"unit_scale":131072,"m00":65535,"m01":65535,"m10":65535,"m11":65535,"tx":65535,"ty":65535,"op":65535,"zero@42":[0,0,0,0,0,0]}
],
"glyphs":[
[87,0,141660,15360],
[65,0,142080,18760],
[73,0,142840,22160],
[87,0,8540,15360],
[65,0,8960,18760],
[73,0,9720,22160],
[87,0,4096,75776],
[65,0,7496,75776],
[73,0,10056,75776]
],
"clusters":[
[1,0,0,1],
[1,0,1,1],
[1,0,2,1],
[1,0,0,1],
[1,0,1,1],
[1,0,2,1],
[1,0,0,1],
[1,0,1,1],
[1,0,2,1]
],
"strings":"enWAIenWAIenWAI",
"inline":""
}