snark13/Xteink-X4-crosspoint-reader
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Merge 96a88493cd into c262f222de

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Jonas Diemer 2025-12-16 10:12:38 +00:00 committed by GitHub
commit 59578b6757
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3 changed files with 15 additions and 6 deletions
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13
lib/Epub/Epub/ParsedText.cpp
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@ -27,6 +27,8 @@ void ParsedText::layoutAndExtractLines(const GfxRenderer& renderer, const int fo
const size_t totalWordCount = words.size(); const size_t totalWordCount = words.size();
const int pageWidth = renderer.getScreenWidth() - horizontalMargin; const int pageWidth = renderer.getScreenWidth() - horizontalMargin;
const int spaceWidth = renderer.getSpaceWidth(fontId); const int spaceWidth = renderer.getSpaceWidth(fontId);
// width of 1em to indent first line of paragraph if Extra Spacing is enabled
const int indentWidth = (!extraParagraphSpacing) ? 1 * renderer.getTextWidth(fontId, "m", REGULAR) : 0;
std::vector<uint16_t> wordWidths; std::vector<uint16_t> wordWidths;
wordWidths.reserve(totalWordCount); wordWidths.reserve(totalWordCount);
@ -51,7 +53,7 @@ void ParsedText::layoutAndExtractLines(const GfxRenderer& renderer, const int fo
ans[totalWordCount - 1] = totalWordCount - 1; ans[totalWordCount - 1] = totalWordCount - 1;
for (int i = totalWordCount - 2; i >= 0; --i) { for (int i = totalWordCount - 2; i >= 0; --i) {
int currlen = -spaceWidth; int currlen = -spaceWidth + indentWidth;
dp[i] = MAX_COST; dp[i] = MAX_COST;
for (size_t j = i; j < totalWordCount; ++j) { for (size_t j = i; j < totalWordCount; ++j) {
@ -122,7 +124,11 @@ void ParsedText::layoutAndExtractLines(const GfxRenderer& renderer, const int fo
} }
// Calculate spacing // Calculate spacing
const int spareSpace = pageWidth - lineWordWidthSum; int spareSpace = pageWidth - lineWordWidthSum;
if (wordWidthIndex == 0) {
spareSpace -= indentWidth;
}
int spacing = spaceWidth; int spacing = spaceWidth;
const bool isLastLine = lineBreak == totalWordCount; const bool isLastLine = lineBreak == totalWordCount;
@ -131,7 +137,8 @@ void ParsedText::layoutAndExtractLines(const GfxRenderer& renderer, const int fo
} }
// Calculate initial x position // Calculate initial x position
uint16_t xpos = 0; uint16_t xpos = (wordWidthIndex == 0) ? indentWidth : 0;
if (style == TextBlock::RIGHT_ALIGN) { if (style == TextBlock::RIGHT_ALIGN) {
xpos = spareSpace - (lineWordCount - 1) * spaceWidth; xpos = spareSpace - (lineWordCount - 1) * spaceWidth;
} else if (style == TextBlock::CENTER_ALIGN) { } else if (style == TextBlock::CENTER_ALIGN) {

4
lib/Epub/Epub/ParsedText.h
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@ -16,9 +16,11 @@ class ParsedText {
std::list<std::string> words; std::list<std::string> words;
std::list<EpdFontStyle> wordStyles; std::list<EpdFontStyle> wordStyles;
TextBlock::BLOCK_STYLE style; TextBlock::BLOCK_STYLE style;
bool extraParagraphSpacing;
public: public:
explicit ParsedText(const TextBlock::BLOCK_STYLE style) : style(style) {} explicit ParsedText(const TextBlock::BLOCK_STYLE style, const bool extraParagraphSpacing)
: style(style), extraParagraphSpacing(extraParagraphSpacing) {}
~ParsedText() = default; ~ParsedText() = default;
void addWord(std::string word, EpdFontStyle fontStyle); void addWord(std::string word, EpdFontStyle fontStyle);

4
lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
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@ -25,7 +25,7 @@ constexpr int NUM_IMAGE_TAGS = sizeof(IMAGE_TAGS) / sizeof(IMAGE_TAGS[0]);
const char* SKIP_TAGS[] = {"head", "table"}; const char* SKIP_TAGS[] = {"head", "table"};
constexpr int NUM_SKIP_TAGS = sizeof(SKIP_TAGS) / sizeof(SKIP_TAGS[0]); constexpr int NUM_SKIP_TAGS = sizeof(SKIP_TAGS) / sizeof(SKIP_TAGS[0]);
bool isWhitespace(const char c) { return c == ' ' || c == '\r' || c == '\n'; } bool isWhitespace(const char c) { return c == ' ' || c == '\r' || c == '\n' || c == '\t'; }
// given the start and end of a tag, check to see if it matches a known tag // given the start and end of a tag, check to see if it matches a known tag
bool matches(const char* tag_name, const char* possible_tags[], const int possible_tag_count) { bool matches(const char* tag_name, const char* possible_tags[], const int possible_tag_count) {
@ -48,7 +48,7 @@ void ChapterHtmlSlimParser::startNewTextBlock(const TextBlock::BLOCK_STYLE style
makePages(); makePages();
} }
currentTextBlock.reset(new ParsedText(style)); currentTextBlock.reset(new ParsedText(style, extraParagraphSpacing));
} }
void XMLCALL ChapterHtmlSlimParser::startElement(void* userData, const XML_Char* name, const XML_Char** atts) { void XMLCALL ChapterHtmlSlimParser::startElement(void* userData, const XML_Char* name, const XML_Char** atts) {