Add setting to configure progress % precision

src/CrossPointSettings.cpp

@@ -14,7 +14,7 @@ CrossPointSettings CrossPointSettings::instance;
 namespace {
 constexpr uint8_t SETTINGS_FILE_VERSION = 1;
 // Increment this when adding new persisted settings fields
-constexpr uint8_t SETTINGS_COUNT = 20;
+constexpr uint8_t SETTINGS_COUNT = 21;
 constexpr char SETTINGS_FILE[] = "/.crosspoint/settings.bin";
 }  // namespace
 
@@ -49,6 +49,7 @@ bool CrossPointSettings::saveToFile() const {
   serialization::writePod(outputFile, hideBatteryPercentage);
   serialization::writePod(outputFile, longPressChapterSkip);
   serialization::writePod(outputFile, hyphenationEnabled);
+  serialization::writePod(outputFile, bookProgressPrecision);
   outputFile.close();
 
   Serial.printf("[%lu] [CPS] Settings saved to file\n", millis());
@@ -120,6 +121,8 @@ bool CrossPointSettings::loadFromFile() {
     if (++settingsRead >= fileSettingsCount) break;
     serialization::readPod(inputFile, hyphenationEnabled);
     if (++settingsRead >= fileSettingsCount) break;
+    serialization::readPod(inputFile, bookProgressPrecision);
+    if (++settingsRead >= fileSettingsCount) break;
   } while (false);
 
   inputFile.close();

src/CrossPointSettings.h

@@ -22,6 +22,9 @@ class CrossPointSettings {
   // Status bar display type enum
   enum STATUS_BAR_MODE { NONE = 0, NO_PROGRESS = 1, FULL = 2 };
 
+  // Book progress precision (decimal places)
+  enum BOOK_PROGRESS_PRECISION { PROGRESS_0_DECIMALS = 0, PROGRESS_1_DECIMAL = 1, PROGRESS_2_DECIMALS = 2 };
+
   enum ORIENTATION {
     PORTRAIT = 0,      // 480x800 logical coordinates (current default)
     LANDSCAPE_CW = 1,  // 800x480 logical coordinates, rotated 180° (swap top/bottom)
@@ -94,6 +97,8 @@ class CrossPointSettings {
   uint8_t hideBatteryPercentage = HIDE_NEVER;
   // Long-press chapter skip on side buttons
   uint8_t longPressChapterSkip = 1;
+  // Book progress precision (decimal places)
+  uint8_t bookProgressPrecision = PROGRESS_0_DECIMALS;
 
   ~CrossPointSettings() = default;
 

src/activities/reader/EpubReaderActivity.cpp

@@ -448,7 +448,8 @@ void EpubReaderActivity::renderStatusBar(const int orientedMarginRight, const in
 
     // Right aligned text for progress counter
     char progressStr[32];
-    snprintf(progressStr, sizeof(progressStr), "%d/%d  %.1f%%", section->currentPage + 1, section->pageCount,
+    int precision = SETTINGS.bookProgressPrecision;
+    snprintf(progressStr, sizeof(progressStr), "%d/%d  %.*f%%", section->currentPage + 1, section->pageCount, precision,
              bookProgress);
     const std::string progress = progressStr;
     progressTextWidth = renderer.getTextWidth(SMALL_FONT_ID, progress.c_str());

src/activities/settings/SettingsActivity.cpp

@@ -11,12 +11,14 @@
 const char* SettingsActivity::categoryNames[categoryCount] = {"Display", "Reader", "Controls", "System"};
 
 namespace {
-constexpr int displaySettingsCount = 5;
+constexpr int displaySettingsCount = 6;
 const SettingInfo displaySettings[displaySettingsCount] = {
     // Should match with SLEEP_SCREEN_MODE
     SettingInfo::Enum("Sleep Screen", &CrossPointSettings::sleepScreen, {"Dark", "Light", "Custom", "Cover", "None"}),
     SettingInfo::Enum("Sleep Screen Cover Mode", &CrossPointSettings::sleepScreenCoverMode, {"Fit", "Crop"}),
     SettingInfo::Enum("Status Bar", &CrossPointSettings::statusBar, {"None", "No Progress", "Full"}),
+    SettingInfo::Enum("Progress % decimals", &CrossPointSettings::bookProgressPrecision,
+                      {"0 decimals", "1 decimal", "2 decimals"}),
     SettingInfo::Enum("Hide Battery %", &CrossPointSettings::hideBatteryPercentage, {"Never", "In Reader", "Always"}),
     SettingInfo::Enum("Refresh Frequency", &CrossPointSettings::refreshFrequency,
                       {"1 page", "5 pages", "10 pages", "15 pages", "30 pages"})};