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[XFA] Add alt text for images. (bug 1723418)

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Not many XFA PDFs have alt text.

Some examples:
bug1723422.pdf
xfa_bug1718670_1.pdf
xfa_issue13611.pdf
xfa_issue13633.pdf
xfa_issue13634.pdf
This commit is contained in:
Brendan Dahl 2021-08-03 15:55:13 -07:00
parent 6cf1ee3251
commit 3e003245b1
2 changed files with 41 additions and 0 deletions
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2
src/core/xfa/template.js
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@ -3312,12 +3312,14 @@ class Image extends StringObject {
};
break;
}
const parent = this[$getParent]();
return HTMLResult.success({
name: "img",
attributes: {
class: ["xfaImage"],
style,
src: URL.createObjectURL(blob),
alt: parent ? ariaLabel(parent[$getParent]()) : null,
},
});
}