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Picking up some itsthisjutin ideas

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jpirnay
2026-04-19 19:03:43 +02:00
parent 174a08831d
commit d6292920d9
18 changed files with 337 additions and 41 deletions
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lib/Epub/Epub/parsers/ChapterHtmlSlimParser.h
+14 -4
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@@ -90,9 +90,19 @@ class ChapterHtmlSlimParser {
// Counts <p> sibling indices (1-based, matching XPath convention) during page building.
// Stored per page in the section cache so that XPath p[N] can be resolved to a page
// without reparsing, and current page can generate an XPath without reparsing.
uint16_t xpathParagraphIndex = 0; // current <p> sibling index (1-based)
int xpathBodyDepth = -1; // depth of the <body> element (-1 = not yet seen)
std::vector<uint16_t> paragraphIndexPerPage; // <p> index at each page completion
uint16_t xpathParagraphIndex = 0; // current <p> sibling index (1-based)
int xpathBodyDepth = -1; // depth of the <body> element (-1 = not yet seen)
struct ParagraphLutEntry {
uint32_t xhtmlByteOffset; // Expat byte offset at page break — used to seek near target paragraph
uint16_t paragraphIndex; // 1-based <p> index at page completion
};
std::vector<ParagraphLutEntry> paragraphLutPerPage; // deep LUT: one entry per page
// Active parser handle during parseAndBuildPages(), nullptr otherwise.
// Stored as a member so page-break sites (addLineToPage, image breaks) can call
// XML_GetCurrentByteIndex without needing the parser threaded through every call.
XML_Parser activeParser = nullptr;
// Footnote link tracking
bool insideFootnoteLink = false;
@@ -154,5 +164,5 @@ class ChapterHtmlSlimParser {
ParsedText::LineProcessResult addLineToPage(std::shared_ptr<TextBlock> line, bool lineEndsWithHyphenatedWord,
bool suppressHyphenationRetry);
const std::vector<std::pair<std::string, uint16_t>>& getAnchors() const { return anchorData; }
const std::vector<uint16_t>& getParagraphIndexPerPage() const { return paragraphIndexPerPage; }
const std::vector<ParagraphLutEntry>& getParagraphLutPerPage() const { return paragraphLutPerPage; }
};