snark13/Xteink-X4-crosspoint-reader
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Added setting for extra paragraph spacing.

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This commit is contained in:
Jonas Diemer 2025-12-14 21:43:56 +01:00
parent 2f46a0e651
commit 122e961e8a
9 changed files with 35 additions and 16 deletions
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19
lib/Epub/Epub/Section.cpp
View File

@ -24,7 +24,8 @@ void Section::onPageComplete(std::unique_ptr<Page> page) {
}
void Section::writeCacheMetadata(const int fontId, const float lineCompression, const int marginTop,
const int marginRight, const int marginBottom, const int marginLeft) const {
const int marginRight, const int marginBottom, const int marginLeft,
const bool extraParagraphSpacing) const {
std::ofstream outputFile(("/sd" + cachePath + "/section.bin").c_str());
serialization::writePod(outputFile, SECTION_FILE_VERSION);
serialization::writePod(outputFile, fontId);
@ -33,12 +34,14 @@ void Section::writeCacheMetadata(const int fontId, const float lineCompression,
serialization::writePod(outputFile, marginRight);
serialization::writePod(outputFile, marginBottom);
serialization::writePod(outputFile, marginLeft);
serialization::writePod(outputFile, extraParagraphSpacing);
serialization::writePod(outputFile, pageCount);
outputFile.close();
}
bool Section::loadCacheMetadata(const int fontId, const float lineCompression, const int marginTop,
const int marginRight, const int marginBottom, const int marginLeft) {
const int marginRight, const int marginBottom, const int marginLeft,
const bool extraParagraphSpacing) {
if (!SD.exists(cachePath.c_str())) {
return false;
}
@ -63,15 +66,18 @@ bool Section::loadCacheMetadata(const int fontId, const float lineCompression, c
int fileFontId, fileMarginTop, fileMarginRight, fileMarginBottom, fileMarginLeft;
float fileLineCompression;
bool fileExtraParagraphSpacing;
serialization::readPod(inputFile, fileFontId);
serialization::readPod(inputFile, fileLineCompression);
serialization::readPod(inputFile, fileMarginTop);
serialization::readPod(inputFile, fileMarginRight);
serialization::readPod(inputFile, fileMarginBottom);
serialization::readPod(inputFile, fileMarginLeft);
serialization::readPod(inputFile, fileExtraParagraphSpacing);
if (fontId != fileFontId || lineCompression != fileLineCompression || marginTop != fileMarginTop ||
marginRight != fileMarginRight || marginBottom != fileMarginBottom || marginLeft != fileMarginLeft) {
marginRight != fileMarginRight || marginBottom != fileMarginBottom || marginLeft != fileMarginLeft ||
extraParagraphSpacing != fileExtraParagraphSpacing) {
inputFile.close();
Serial.printf("[%lu] [SCT] Deserialization failed: Parameters do not match\n", millis());
clearCache();
@ -107,7 +113,8 @@ bool Section::clearCache() const {
}
bool Section::persistPageDataToSD(const int fontId, const float lineCompression, const int marginTop,
const int marginRight, const int marginBottom, const int marginLeft) {
const int marginRight, const int marginBottom, const int marginLeft,
const bool extraParagraphSpacing) {
const auto localPath = epub->getSpineItem(spineIndex);
// TODO: Should we get rid of this file all together?
@ -128,7 +135,7 @@ bool Section::persistPageDataToSD(const int fontId, const float lineCompression,
const auto sdTmpHtmlPath = "/sd" + tmpHtmlPath;
ChapterHtmlSlimParser visitor(sdTmpHtmlPath.c_str(), renderer, fontId, lineCompression, marginTop, marginRight,
marginBottom, marginLeft,
marginBottom, marginLeft, extraParagraphSpacing,
[this](std::unique_ptr<Page> page) { this->onPageComplete(std::move(page)); });
success = visitor.parseAndBuildPages();
@ -138,7 +145,7 @@ bool Section::persistPageDataToSD(const int fontId, const float lineCompression,
return false;
}
writeCacheMetadata(fontId, lineCompression, marginTop, marginRight, marginBottom, marginLeft);
writeCacheMetadata(fontId, lineCompression, marginTop, marginRight, marginBottom, marginLeft, extraParagraphSpacing);
return true;
}

6
lib/Epub/Epub/Section.h
View File

@ -13,7 +13,7 @@ class Section {
std::string cachePath;
void writeCacheMetadata(int fontId, float lineCompression, int marginTop, int marginRight, int marginBottom,
int marginLeft) const;
int marginLeft, bool extraParagraphSpacing) const;
void onPageComplete(std::unique_ptr<Page> page);
public:
@ -26,10 +26,10 @@ class Section {
}
~Section() = default;
bool loadCacheMetadata(int fontId, float lineCompression, int marginTop, int marginRight, int marginBottom,
int marginLeft);
int marginLeft, bool extraParagraphSpacing);
void setupCacheDir() const;
bool clearCache() const;
bool persistPageDataToSD(int fontId, float lineCompression, int marginTop, int marginRight, int marginBottom,
int marginLeft);
int marginLeft, bool extraParagraphSpacing);
std::unique_ptr<Page> loadPageFromSD() const;
};

6
lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
View File

@ -274,6 +274,8 @@ void ChapterHtmlSlimParser::makePages() {
currentTextBlock->layoutAndExtractLines(
renderer, fontId, marginLeft + marginRight,
[this](const std::shared_ptr<TextBlock>& textBlock) { addLineToPage(textBlock); });
// Extra paragrpah spacing
//currentPageNextY += lineHeight / 2;
// Extra paragraph spacing if enabled
if (extraParagraphSpacing) {
currentPageNextY += lineHeight / 2;
}
}

5
lib/Epub/Epub/parsers/ChapterHtmlSlimParser.h
View File

@ -35,6 +35,7 @@ class ChapterHtmlSlimParser {
int marginRight;
int marginBottom;
int marginLeft;
bool extraParagraphSpacing;
void startNewTextBlock(TextBlock::BLOCK_STYLE style);
void makePages();
@ -46,7 +47,8 @@ class ChapterHtmlSlimParser {
public:
explicit ChapterHtmlSlimParser(const char* filepath, GfxRenderer& renderer, const int fontId,
const float lineCompression, const int marginTop, const int marginRight,
const int marginBottom, const int marginLeft,
const int marginBottom, const int marginLeft,
const bool extraParagraphSpacing,
const std::function<void(std::unique_ptr<Page>)>& completePageFn)
: filepath(filepath),
renderer(renderer),
@ -56,6 +58,7 @@ class ChapterHtmlSlimParser {
marginRight(marginRight),
marginBottom(marginBottom),
marginLeft(marginLeft),
extraParagraphSpacing(extraParagraphSpacing),
completePageFn(completePageFn) {}
~ChapterHtmlSlimParser() = default;
bool parseAndBuildPages();

2
src/CrossPointSettings.cpp
View File

@ -19,6 +19,7 @@ bool CrossPointSettings::saveToFile() const {
std::ofstream outputFile(SETTINGS_FILE);
serialization::writePod(outputFile, SETTINGS_FILE_VERSION);
serialization::writePod(outputFile, whiteSleepScreen);
serialization::writePod(outputFile, extraParagraphSpacing);
outputFile.close();
Serial.printf("[%lu] [CPS] Settings saved to file\n", millis());
@ -42,6 +43,7 @@ bool CrossPointSettings::loadFromFile() {
}
serialization::readPod(inputFile, whiteSleepScreen);
serialization::readPod(inputFile, extraParagraphSpacing);
inputFile.close();
Serial.printf("[%lu] [CPS] Settings loaded from file\n", millis());

3
src/CrossPointSettings.h
View File

@ -17,6 +17,9 @@ class CrossPointSettings {
// Sleep screen settings
bool whiteSleepScreen = false;
// Text rendering settings
bool extraParagraphSpacing = false;
~CrossPointSettings() = default;
// Get singleton instance

5
src/screens/EpubReaderScreen.cpp
View File

@ -5,6 +5,7 @@
#include <SD.h>
#include "Battery.h"
#include "CrossPointSettings.h"
#include "EpubReaderChapterSelectionScreen.h"
#include "config.h"
@ -205,7 +206,7 @@ void EpubReaderScreen::renderScreen() {
Serial.printf("[%lu] [ERS] Loading file: %s, index: %d\n", millis(), filepath.c_str(), currentSpineIndex);
section = std::unique_ptr<Section>(new Section(epub, currentSpineIndex, renderer));
if (!section->loadCacheMetadata(READER_FONT_ID, lineCompression, marginTop, marginRight, marginBottom,
marginLeft)) {
marginLeft, SETTINGS.extraParagraphSpacing)) {
Serial.printf("[%lu] [ERS] Cache not found, building...\n", millis());
{
@ -228,7 +229,7 @@ void EpubReaderScreen::renderScreen() {
section->setupCacheDir();
if (!section->persistPageDataToSD(READER_FONT_ID, lineCompression, marginTop, marginRight, marginBottom,
marginLeft)) {
marginLeft, SETTINGS.extraParagraphSpacing)) {
Serial.printf("[%lu] [ERS] Failed to persist page data to SD\n", millis());
section.reset();
return;

3
src/screens/SettingsScreen.cpp
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@ -7,7 +7,8 @@
// Define the static settings list
const SettingInfo SettingsScreen::settingsList[SettingsScreen::settingsCount] = {
{"White Splash Screen", &CrossPointSettings::whiteSleepScreen}
{"White Splash Screen", &CrossPointSettings::whiteSleepScreen},
{"Extra Paragraph Spacing", &CrossPointSettings::extraParagraphSpacing}
};
void SettingsScreen::taskTrampoline(void* param) {

2
src/screens/SettingsScreen.h
View File

@ -24,7 +24,7 @@ class SettingsScreen final : public Screen {
const std::function<void()> onGoHome;
// Static settings list
static constexpr int settingsCount = 1; // Number of settings
static constexpr int settingsCount = 2; // Number of settings
static const SettingInfo settingsList[settingsCount];
static void taskTrampoline(void* param);