snark13/Xteink-X4-crosspoint-reader
1
0
Fork 0
mirror of https://github.com/daveallie/crosspoint-reader.git synced 2026-02-04 14:47:37 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

various fixes and broadening footnotes identification

Browse Source
This commit is contained in:
Uri Tauber 2026-02-02 15:58:20 +02:00
parent ce9ae77f79
commit 2714c58046
4 changed files with 211 additions and 304 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

414
lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
View File

@ -55,35 +55,80 @@ std::string replaceHtmlEntities(const char* text) {
if (!text) return "";
std::string s(text);
// Replace common entities
size_t pos = 0;
while ((pos = s.find("<", pos)) != std::string::npos) {
while (pos < s.length()) {
if (s[pos] == '&') {
bool replaced = false;
const char* ptr = s.c_str() + pos; // Get pointer to current position (no allocation)
if (pos + 1 < s.length()) {
switch (s[pos + 1]) {
case 'l': // &lt;
if (pos + 3 < s.length() && strncmp(ptr, "&lt;", 4) == 0) {
s.replace(pos, 4, "<");
pos += 1;
replaced = true;
}
pos = 0;
while ((pos = s.find("&gt;", pos)) != std::string::npos) {
break;
case 'g': // &gt;
if (pos + 3 < s.length() && strncmp(ptr, "&gt;", 4) == 0) {
s.replace(pos, 4, ">");
pos += 1;
replaced = true;
}
pos = 0;
while ((pos = s.find("&amp;", pos)) != std::string::npos) {
break;
case 'a': // &amp; or &apos;
if (pos + 4 < s.length() && strncmp(ptr, "&amp;", 5) == 0) {
s.replace(pos, 5, "&");
pos += 1;
}
pos = 0;
while ((pos = s.find("&quot;", pos)) != std::string::npos) {
s.replace(pos, 6, "\"");
pos += 1;
}
pos = 0;
while ((pos = s.find("&apos;", pos)) != std::string::npos) {
replaced = true;
} else if (pos + 5 < s.length() && strncmp(ptr, "&apos;", 6) == 0) {
s.replace(pos, 6, "'");
pos += 1;
replaced = true;
}
break;
case 'q': // &quot;
if (pos + 5 < s.length() && strncmp(ptr, "&quot;", 6) == 0) {
s.replace(pos, 6, "\"");
replaced = true;
}
break;
}
}
// Don't increment pos if we replaced - allows nested entity handling
// Example: &amp;lt; -> &lt; (iteration 1) -> < (iteration 2)
if (!replaced) {
pos++;
}
} else {
pos++;
}
}
return s;
}
// Check if href points to internal EPUB location (not external URL)
bool isInternalEpubLink(const char* href) {
if (!href) return false;
switch (href[0]) {
case 'h': // http/https
if (strncmp(href, "http", 4) == 0) return false;
case 'f': // ftp
if (strncmp(href, "ftp://", 6) == 0) return false;
case 'm': // mailto
if (strncmp(href, "mailto:", 7) == 0) return false;
case 't': // tel
if (strncmp(href, "tel:", 4) == 0) return false;
case 's': // sms
if (strncmp(href, "sms:", 4) == 0) return false;
}
// Everything else is internal (relative paths, anchors, etc.)
return true;
}
EpdFontFamily::Style ChapterHtmlSlimParser::getCurrentFontStyle() const {
if (boldUntilDepth < depth && italicUntilDepth < depth) {
return EpdFontFamily::BOLD_ITALIC;
@ -240,130 +285,57 @@ void XMLCALL ChapterHtmlSlimParser::startElement(void* userData, const XML_Char*
// Pass 2: Skip the aside (we already have it from Pass 1)
Serial.printf("[%lu] [ASIDE] Skipping aside in Pass 2: id=%s\n", millis(), id);
// Find the inline footnote text
for (int i = 0; i < self->inlineFootnoteCount; i++) {
if (strcmp(self->inlineFootnotes[i].id, id) == 0 && self->inlineFootnotes[i].text) {
// Output the footnote text as normal text
const char* text = self->inlineFootnotes[i].text;
int textLen = strlen(text);
// Process it through characterData
self->characterData(self, text, textLen);
Serial.printf("[%lu] [ASIDE] Rendered aside text: %.80s...\n", millis(), text);
break;
}
}
// Skip the aside element itself
self->skipUntilDepth = self->depth;
}
self->depth += 1;
return;
}
}
// ============================================================================
// PASS 1: Skip everything else
// ============================================================================
if (self->isPass1CollectingAsides) {
self->depth += 1;
return;
}
// ============================================================================
// PASS 2: Skip <p class="note"> (we already have them from Pass 1)
// PASS 2: FOOTNOTE DETECTION
// All <a> tags with internal hrefs are treated as footnotes
// ============================================================================
if (strcmp(name, "p") == 0) {
const char* classAttr = getAttribute(atts, "class");
if (classAttr && (strcmp(classAttr, "note") == 0 || strstr(classAttr, "note"))) {
Serial.printf("[%lu] [PNOTE] Skipping paragraph note in Pass 2\n", millis());
self->skipUntilDepth = self->depth;
self->depth += 1;
return;
}
}
// ============================================================================
// PASS 2: Normal parsing
// ============================================================================
// Middle of skip
if (self->skipUntilDepth < self->depth) {
self->depth += 1;
return;
}
// Rest of startElement logic for pass 2...
if (strcmp(name, "sup") == 0) {
self->supDepth = self->depth;
// Case A: Found <sup> inside a normal <a> (which wasn't marked as a note yet)
// Example: <a href="..."><sup>*</sup></a>
if (self->anchorDepth != -1 && !self->insideNoteref) {
Serial.printf("[%lu] [NOTEREF] Found <sup> inside <a>, promoting to noteref\n", millis());
// Flush the current word buffer (text before the sup is normal text)
if (self->partWordBufferIndex > 0) {
self->flushPartWordBuffer();
}
// Activate footnote mode
self->insideNoteref = true;
self->currentNoterefTextLen = 0;
self->currentNoterefText[0] = '\0';
// Note: The href was already saved to currentNoterefHref when the <a> was opened (see below)
}
}
// === Update the existing A block ===
if (strcmp(name, "a") == 0) {
const char* epubType = getAttribute(atts, "epub:type");
if (!self->isPass1CollectingAsides && strcmp(name, "a") == 0) {
const char* href = getAttribute(atts, "href");
// Save Anchor state
self->anchorDepth = self->depth;
// Optimistically save the href, in case this becomes a footnote later (via internal <sup>)
if (!self->insideNoteref) {
if (href) {
strncpy(self->currentNoterefHref, href, 127);
self->currentNoterefHref[127] = '\0';
} else {
self->currentNoterefHref[0] = '\0';
}
}
// Footnote detection: via epub:type, rnote pattern, or if we are already inside a <sup>
// Case B: Found <a> inside <sup>
// Example: <sup><a href="...">1</a></sup>
bool isNoteref = (epubType && strcmp(epubType, "noteref") == 0);
if (!isNoteref && href && href[0] == '#' && strncmp(href + 1, "rnote", 5) == 0) {
isNoteref = true;
}
// New detection: if we are inside SUP, this link is a footnote
if (!isNoteref && self->supDepth != -1) {
isNoteref = true;
Serial.printf("[%lu] [NOTEREF] Found <a> inside <sup>, treating as noteref\n", millis());
}
if (isNoteref) {
Serial.printf("[%lu] [NOTEREF] Found noteref: href=%s\n", millis(), href ? href : "null");
// Flush word buffer
// Flush pending word buffer before starting footnote
if (self->partWordBufferIndex > 0) {
self->flushPartWordBuffer();
}
self->insideNoteref = true;
self->currentNoterefTextLen = 0;
self->currentNoterefText[0] = '\0';
// Check for internal EPUB link
bool isInternalLink = isInternalEpubLink(href);
// Special case: javascript:void(0) links with data attributes
// Example: <a href="javascript:void(0)"
// data-xyz="{&quot;name&quot;:&quot;OPS/ch2.xhtml&quot;,&quot;frag&quot;:&quot;id46&quot;}">
if (href && strncmp(href, "javascript:", 11) == 0) {
isInternalLink = false;
// TODO: Parse data-* attributes to extract actual href
}
// If it's an internal link, treat it as a footnote
if (isInternalLink && href) {
Serial.printf("[%lu] [FOOTNOTE] Found internal link (footnote candidate): href=%s\n", millis(), href);
self->insideFootnoteLink = true;
self->footnoteLinkDepth = self->depth;
self->currentFootnoteLinkHref[0] = '\0';
strncpy(self->currentFootnoteLinkHref, href, 63);
self->currentFootnoteLinkHref[63] = '\0';
self->currentFootnoteLinkText[0] = '\0';
self->currentFootnoteLinkTextLen = 0;
}
self->depth += 1;
return;
}
}
// ============================================================================
// Handle other tags
// ============================================================================
// Special handling for tables - show placeholder text instead of dropping silently
if (strcmp(name, "table") == 0) {
@ -533,13 +505,13 @@ void XMLCALL ChapterHtmlSlimParser::characterData(void* userData, const XML_Char
}
// Rest of characterData logic for pass 2...
if (self->insideNoteref) {
if (self->insideFootnoteLink) {
for (int i = 0; i < len; i++) {
unsigned char c = (unsigned char)s[i];
// Skip whitespace and brackets []
if (!isWhitespace(c) && c != '[' && c != ']' && self->currentNoterefTextLen < 15) {
self->currentNoterefText[self->currentNoterefTextLen++] = c;
self->currentNoterefText[self->currentNoterefTextLen] = '\0';
if (!isWhitespace(c) && c != '[' && c != ']' && self->currentFootnoteLinkTextLen < 63) {
self->currentFootnoteLinkText[self->currentFootnoteLinkTextLen++] = c;
self->currentFootnoteLinkText[self->currentFootnoteLinkTextLen] = '\0';
}
}
return;
@ -600,144 +572,95 @@ void XMLCALL ChapterHtmlSlimParser::characterData(void* userData, const XML_Char
void XMLCALL ChapterHtmlSlimParser::endElement(void* userData, const XML_Char* name) {
auto* self = static_cast<ChapterHtmlSlimParser*>(userData);
// Closing paragraph note in Pass 1
if (strcmp(name, "p") == 0 && self->insideParagraphNote && self->depth - 1 == self->paragraphNoteDepth) {
if (self->isPass1CollectingAsides && self->currentParagraphNoteTextLen > 0 && self->paragraphNoteCount < 32 &&
self->currentParagraphNoteId[0] != '\0') {
// Copy ID
strncpy(self->paragraphNotes[self->paragraphNoteCount].id, self->currentParagraphNoteId, 15);
self->paragraphNotes[self->paragraphNoteCount].id[15] = '\0';
// ============================================================================
// PASS 1: End of <aside epub:type="footnote">
// ============================================================================
if (strcmp(name, "aside") == 0 && self->insideAsideFootnote && self->depth == self->asideDepth + 1) {
if (self->isPass1CollectingAsides) {
// Store the inline footnote
if (self->inlineFootnoteCount < 32) { // MAX_INLINE_FOOTNOTES
InlineFootnote& fn = self->inlineFootnotes[self->inlineFootnoteCount];
// Allocate memory for text
size_t textLen = strlen(self->currentParagraphNoteText);
self->paragraphNotes[self->paragraphNoteCount].text = static_cast<char*>(malloc(textLen + 1));
strncpy(fn.id, self->currentAsideId, 15);
fn.id[15] = '\0';
if (self->paragraphNotes[self->paragraphNoteCount].text) {
strcpy(self->paragraphNotes[self->paragraphNoteCount].text, self->currentParagraphNoteText);
strncpy(fn.text, self->currentAsideText, 255);
fn.text[255] = '\0';
Serial.printf("[%lu] [PNOTE] Stored: %s -> %.80s... (allocated %d bytes)\n", millis(),
self->currentParagraphNoteId, self->currentParagraphNoteText, textLen + 1);
self->inlineFootnoteCount++;
Serial.printf("[%lu] [ASIDE] Stored inline footnote: id=%s, text=%.80s\n", millis(), fn.id, fn.text);
}
}
self->insideAsideFootnote = false;
self->currentAsideTextLen = 0;
self->currentAsideText[0] = '\0';
}
// ============================================================================
// PASS 1: End of <p class="note">
// ============================================================================
if (strcmp(name, "p") == 0 && self->insideParagraphNote && self->depth == self->paragraphNoteDepth + 1) {
if (self->isPass1CollectingAsides && self->currentParagraphNoteId[0] != '\0') {
// Store the paragraph note
if (self->paragraphNoteCount < 32) { // MAX_PARAGRAPH_NOTES
ParagraphNote& pn = self->paragraphNotes[self->paragraphNoteCount];
strncpy(pn.id, self->currentParagraphNoteId, 15);
pn.id[15] = '\0';
strncpy(pn.text, self->currentParagraphNoteText, 255);
pn.text[255] = '\0';
self->paragraphNoteCount++;
Serial.printf("[%lu] [PNOTE] Stored paragraph note: id=%s, text=%.80s\n", millis(), pn.id, pn.text);
}
}
self->insideParagraphNote = false;
self->depth -= 1;
return;
self->currentParagraphNoteTextLen = 0;
self->currentParagraphNoteText[0] = '\0';
self->currentParagraphNoteId[0] = '\0';
}
// Closing aside - handle differently for Pass 1 vs Pass 2
if (strcmp(name, "aside") == 0 && self->insideAsideFootnote && self->depth - 1 == self->asideDepth) {
// Store footnote ONLY in Pass 1
if (self->isPass1CollectingAsides && self->currentAsideTextLen > 0 && self->inlineFootnoteCount < 16) {
// Copy ID (max 2 digits)
strncpy(self->inlineFootnotes[self->inlineFootnoteCount].id, self->currentAsideId, 2);
self->inlineFootnotes[self->inlineFootnoteCount].id[2] = '\0';
// ============================================================================
// PASS 2: End of footnote link
// ============================================================================
if (!self->isPass1CollectingAsides && strcmp(name, "a") == 0 && self->insideFootnoteLink &&
self->depth == self->footnoteLinkDepth + 1) {
// We have collected the footnote link text
// Now add it to the current text block as a footnote
if (self->currentFootnoteLinkText[0] != '\0' && self->currentFootnoteLinkHref[0] != '\0') {
Serial.printf("[%lu] [FOOTNOTE] Complete footnote: text='%s', href='%s'\n", millis(),
self->currentFootnoteLinkText, self->currentFootnoteLinkHref);
// DYNAMIC ALLOCATION: allocate exactly the needed size + 1
size_t textLen = strlen(self->currentAsideText);
self->inlineFootnotes[self->inlineFootnoteCount].text = static_cast<char*>(malloc(textLen + 1));
if (self->inlineFootnotes[self->inlineFootnoteCount].text) {
strcpy(self->inlineFootnotes[self->inlineFootnoteCount].text, self->currentAsideText);
Serial.printf("[%lu] [ASIDE] Stored: %s -> %.80s... (allocated %d bytes)\n", millis(), self->currentAsideId,
self->currentAsideText, textLen + 1);
self->inlineFootnoteCount++;
} else {
Serial.printf("[%lu] [ASIDE] ERROR: Failed to allocate %d bytes for footnote %s\n", millis(), textLen + 1,
self->currentAsideId);
}
}
// Reset state AFTER processing
self->insideAsideFootnote = false;
self->depth -= 1;
return;
}
// During pass 1, skip all other processing
if (self->isPass1CollectingAsides) {
self->depth -= 1;
return;
}
// ---------------------------------------------------------
// PASS 2: Normal Parsing Logic
// ---------------------------------------------------------
// [NEW] 1. Reset Superscript State
// We must ensure we know when we are leaving a <sup> tag
if (strcmp(name, "sup") == 0) {
if (self->supDepth == self->depth) {
self->supDepth = -1;
}
}
// [MODIFIED] 2. Handle 'a' tags (Anchors/Footnotes)
// We check "a" generally now, to handle both Noterefs AND resetting regular links
if (strcmp(name, "a") == 0) {
// Track if this was a noteref so we can return early later
bool wasNoteref = self->insideNoteref;
if (self->insideNoteref) {
self->insideNoteref = false;
if (self->currentNoterefTextLen > 0) {
Serial.printf("[%lu] [NOTEREF] %s -> %s\n", millis(), self->currentNoterefText, self->currentNoterefHref);
// Create the footnote entry (this does the rewriting)
std::unique_ptr<FootnoteEntry> footnote =
self->createFootnoteEntry(self->currentNoterefText, self->currentNoterefHref);
// Then call callback with the REWRITTEN href
if (self->noterefCallback && footnote) {
Noteref noteref;
strncpy(noteref.number, self->currentNoterefText, 15);
noteref.number[15] = '\0';
strncpy(noteref.href, footnote->href, 127);
noteref.href[127] = '\0';
self->noterefCallback(noteref);
}
// Ensure [1] appears inline after the word it references
EpdFontFamily::Style fontStyle = self->getCurrentFontStyle();
// Add footnote to current text block
if (self->currentTextBlock) {
auto footnote = self->createFootnoteEntry(self->currentFootnoteLinkText, self->currentFootnoteLinkHref);
// Format the noteref text with brackets
char formattedNoteref[32];
snprintf(formattedNoteref, sizeof(formattedNoteref), "[%s]", self->currentNoterefText);
snprintf(formattedNoteref, sizeof(formattedNoteref), "[%s]", self->currentFootnoteLinkText);
// Add it as a word to the current text block with the footnote attached
if (self->currentTextBlock) {
EpdFontFamily::Style fontStyle = self->getCurrentFontStyle();
self->currentTextBlock->addWord(formattedNoteref, fontStyle, std::move(footnote));
}
}
self->currentNoterefTextLen = 0;
self->currentNoterefText[0] = '\0';
self->currentNoterefHrefLen = 0;
// Note: We do NOT clear currentNoterefHref here yet, we do it below
self->insideFootnoteLink = false;
self->currentFootnoteLinkTextLen = 0;
self->currentFootnoteLinkText[0] = '\0';
self->currentFootnoteLinkHref[0] = '\0';
}
// [NEW] Reset Anchor Depth
// This runs for BOTH footnotes and regular links to ensure state is clean
if (self->anchorDepth == self->depth) {
self->anchorDepth = -1;
self->currentNoterefHref[0] = '\0';
}
// If it was a noteref, we are done with this tag, return early
if (wasNoteref) {
self->depth -= 1;
return;
}
}
if (self->partWordBufferIndex > 0) {
// ============================================================================
// PASS 2: Normal end element handling
// ============================================================================
if (!self->isPass1CollectingAsides) {
const bool shouldBreakText =
matches(name, BLOCK_TAGS, NUM_BLOCK_TAGS) || matches(name, HEADER_TAGS, NUM_HEADER_TAGS) ||
matches(name, BOLD_TAGS, NUM_BOLD_TAGS) || matches(name, ITALIC_TAGS, NUM_ITALIC_TAGS) ||
@ -843,13 +766,10 @@ bool ChapterHtmlSlimParser::parseAndBuildPages() {
boldUntilDepth = INT_MAX;
italicUntilDepth = INT_MAX;
partWordBufferIndex = 0;
insideNoteref = false;
insideAsideFootnote = false;
insideFootnoteLink = false;
isPass1CollectingAsides = false;
supDepth = -1;
anchorDepth = -1;
startNewTextBlock((TextBlock::Style)this->paragraphAlignment);
const XML_Parser parser2 = XML_ParserCreate(nullptr);

12
lib/Epub/Epub/parsers/ChapterHtmlSlimParser.h
View File

@ -70,7 +70,6 @@ class ChapterHtmlSlimParser {
bool hyphenationEnabled;
// Noteref tracking
bool insideNoteref = false;
char currentNoterefText[16] = {0};
int currentNoterefTextLen = 0;
char currentNoterefHref[128] = {0};
@ -90,6 +89,13 @@ class ChapterHtmlSlimParser {
char currentParagraphNoteText[MAX_PNOTE_BUFFER] = {0};
int currentParagraphNoteTextLen = 0;
// Footnote link state
bool insideFootnoteLink = false;
int footnoteLinkDepth = -1;
char currentFootnoteLinkText[64];
char currentFootnoteLinkHref[64];
size_t currentFootnoteLinkTextLen = 0;
// Temporary buffer for accumulation, will be copied to dynamic allocation
static constexpr int MAX_ASIDE_BUFFER = 1024;
char currentAsideText[MAX_ASIDE_BUFFER] = {0};
@ -98,10 +104,6 @@ class ChapterHtmlSlimParser {
// Flag to indicate we're in Pass 1 (collecting asides only)
bool isPass1CollectingAsides = false;
// Track superscript depth
int supDepth = -1;
int anchorDepth = -1;
std::unique_ptr<FootnoteEntry> createFootnoteEntry(const char* number, const char* href);
void startNewTextBlock(TextBlock::Style style);
EpdFontFamily::Style getCurrentFontStyle() const;

71
src/activities/reader/EpubReaderTocActivity.cpp
View File

@ -27,13 +27,9 @@ void EpubReaderTocActivity::onEnter() {
renderingMutex = xSemaphoreCreateMutex();
// Init chapters state
buildFilteredChapterList();
chaptersSelectorIndex = epub->getTocIndexForSpineIndex(currentSpineIndex);
if (chaptersSelectorIndex == -1) {
chaptersSelectorIndex = 0;
for (size_t i = 0; i < filteredSpineIndices.size(); i++) {
if (filteredSpineIndices[i] == currentSpineIndex) {
chaptersSelectorIndex = i;
break;
}
}
if (hasSyncOption()) {
chaptersSelectorIndex += 1;
@ -110,33 +106,38 @@ void EpubReaderTocActivity::loopChapters() {
const bool downReleased = mappedInput.wasReleased(MappedInputManager::Button::Down);
const bool skipPage = mappedInput.getHeldTime() > SKIP_PAGE_MS;
const int totalItems = getChaptersTotalItems();
const int pageItems = getChaptersPageItems(renderer.getScreenHeight() - CONTENT_START_Y - 60);
if (mappedInput.wasReleased(MappedInputManager::Button::Confirm)) {
if (hasSyncOption() && (chaptersSelectorIndex == 0 || chaptersSelectorIndex == totalItems - 1)) {
if (isSyncItem(chaptersSelectorIndex)) {
launchSyncActivity();
return;
}
int filteredIndex = chaptersSelectorIndex;
if (hasSyncOption()) filteredIndex -= 1;
const int tocIndex = tocIndexFromItemIndex(chaptersSelectorIndex);
const int newSpineIndex = epub->getSpineIndexForTocIndex(tocIndex);
if (filteredIndex >= 0 && filteredIndex < static_cast<int>(filteredSpineIndices.size())) {
onSelectSpineIndex(filteredSpineIndices[filteredIndex]);
if (newSpineIndex == -1) {
onGoBack();
} else {
onSelectSpineIndex(newSpineIndex);
}
} else if (upReleased) {
if (totalItems > 0) {
if (skipPage) {
// TODO: implement page-skip navigation once page size is available
}
chaptersSelectorIndex = ((chaptersSelectorIndex / pageItems - 1) * pageItems + totalItems) % totalItems;
} else {
chaptersSelectorIndex = (chaptersSelectorIndex + totalItems - 1) % totalItems;
}
updateRequired = true;
}
} else if (downReleased) {
if (totalItems > 0) {
if (skipPage) {
// TODO: implement page-skip navigation once page size is available
}
chaptersSelectorIndex = ((chaptersSelectorIndex / pageItems + 1) * pageItems) % totalItems;
} else {
chaptersSelectorIndex = (chaptersSelectorIndex + 1) % totalItems;
}
updateRequired = true;
}
}
@ -144,13 +145,13 @@ void EpubReaderTocActivity::loopChapters() {
void EpubReaderTocActivity::loopFootnotes() {
bool needsRedraw = false;
if (mappedInput.wasPressed(MappedInputManager::Button::Up)) {
if (mappedInput.wasReleased(MappedInputManager::Button::Up)) {
if (footnotesSelectedIndex > 0) {
footnotesSelectedIndex--;
needsRedraw = true;
}
}
if (mappedInput.wasPressed(MappedInputManager::Button::Down)) {
if (mappedInput.wasReleased(MappedInputManager::Button::Down)) {
if (footnotesSelectedIndex < footnotes.getCount() - 1) {
footnotesSelectedIndex++;
needsRedraw = true;
@ -222,24 +223,15 @@ void EpubReaderTocActivity::renderChapters(int contentTop, int contentHeight) {
if (isSyncItem(itemIndex)) {
renderer.drawText(UI_10_FONT_ID, 20, displayY, ">> Sync Progress", !isSelected);
} else {
int filteredIndex = itemIndex;
if (hasSyncOption()) filteredIndex -= 1;
const int tocIndex = tocIndexFromItemIndex(itemIndex);
auto item = epub->getTocItem(tocIndex);
if (filteredIndex >= 0 && filteredIndex < static_cast<int>(filteredSpineIndices.size())) {
int spineIndex = filteredSpineIndices[filteredIndex];
int tocIndex = this->epub->getTocIndexForSpineIndex(spineIndex);
if (tocIndex == -1) {
renderer.drawText(UI_10_FONT_ID, 20, displayY, "Unnamed", !isSelected);
} else {
auto item = this->epub->getTocItem(tocIndex);
const int indentSize = 20 + (item.level - 1) * 15;
const std::string chapterName =
renderer.truncatedText(UI_10_FONT_ID, item.title.c_str(), pageWidth - 40 - indentSize);
const int indentSize = 20 + (item.level > 0 ? item.level - 1 : 0) * 15;
const char* title = item.title.empty() ? "Unnamed" : item.title.c_str();
const std::string chapterName = renderer.truncatedText(UI_10_FONT_ID, title, pageWidth - 40 - indentSize);
renderer.drawText(UI_10_FONT_ID, indentSize, displayY, chapterName.c_str(), !isSelected);
}
}
}
}
}
void EpubReaderTocActivity::renderFootnotes(int contentTop, int contentHeight) {
@ -261,16 +253,6 @@ void EpubReaderTocActivity::renderFootnotes(int contentTop, int contentHeight) {
}
}
void EpubReaderTocActivity::buildFilteredChapterList() {
filteredSpineIndices.clear();
for (int i = 0; i < this->epub->getSpineItemsCount(); i++) {
if (this->epub->shouldHideFromToc(i)) continue;
int tocIndex = this->epub->getTocIndexForSpineIndex(i);
if (tocIndex == -1) continue;
filteredSpineIndices.push_back(i);
}
}
bool EpubReaderTocActivity::hasSyncOption() const { return KOREADER_STORE.hasCredentials(); }
bool EpubReaderTocActivity::isSyncItem(int index) const {
@ -278,9 +260,14 @@ bool EpubReaderTocActivity::isSyncItem(int index) const {
return index == 0 || index == getChaptersTotalItems() - 1;
}
int EpubReaderTocActivity::tocIndexFromItemIndex(int itemIndex) const {
const int offset = hasSyncOption() ? 1 : 0;
return itemIndex - offset;
}
int EpubReaderTocActivity::getChaptersTotalItems() const {
const int syncCount = hasSyncOption() ? 2 : 0;
return filteredSpineIndices.size() + syncCount;
return epub->getTocItemsCount() + syncCount;
}
int EpubReaderTocActivity::getChaptersPageItems(int contentHeight) const {

2
src/activities/reader/EpubReaderTocActivity.h
View File

@ -31,7 +31,6 @@ class EpubReaderTocActivity final : public ActivityWithSubactivity {
// Chapters tab state
int chaptersSelectorIndex = 0;
std::vector<int> filteredSpineIndices;
// Footnotes tab state
int footnotesSelectedIndex = 0;
@ -53,7 +52,6 @@ class EpubReaderTocActivity final : public ActivityWithSubactivity {
void renderFootnotes(int contentTop, int contentHeight);
// Chapters helpers
void buildFilteredChapterList();
bool hasSyncOption() const;
bool isSyncItem(int index) const;
int getChaptersTotalItems() const;