Add setting to enable status bar display options (#111)

Add setting toggle that allows status bar display options in EpubReader.

Supported options would be as follows: 

- FULL: display as is today
- PROGRESS: display progress bar only
- BATTERY: display battery only
- NONE: hide status bar

---------

Co-authored-by: Dave Allie <dave@daveallie.com>

src/CrossPointSettings.cpp

@@ -10,7 +10,7 @@ CrossPointSettings CrossPointSettings::instance;
 
 namespace {
 constexpr uint8_t SETTINGS_FILE_VERSION = 1;
-constexpr uint8_t SETTINGS_COUNT = 3;
+constexpr uint8_t SETTINGS_COUNT = 4;
 constexpr char SETTINGS_FILE[] = "/.crosspoint/settings.bin";
 }  // namespace
 
@@ -28,6 +28,7 @@ bool CrossPointSettings::saveToFile() const {
   serialization::writePod(outputFile, sleepScreen);
   serialization::writePod(outputFile, extraParagraphSpacing);
   serialization::writePod(outputFile, shortPwrBtn);
+  serialization::writePod(outputFile, statusBar);
   outputFile.close();
 
   Serial.printf("[%lu] [CPS] Settings saved to file\n", millis());
@@ -60,6 +61,8 @@ bool CrossPointSettings::loadFromFile() {
     if (++settingsRead >= fileSettingsCount) break;
     serialization::readPod(inputFile, shortPwrBtn);
     if (++settingsRead >= fileSettingsCount) break;
+    serialization::readPod(inputFile, statusBar);
+    if (++settingsRead >= fileSettingsCount) break;
   } while (false);
 
   inputFile.close();

src/CrossPointSettings.h

@@ -18,8 +18,13 @@ class CrossPointSettings {
   // Should match with SettingsActivity text
   enum SLEEP_SCREEN_MODE { DARK = 0, LIGHT = 1, CUSTOM = 2, COVER = 3 };
 
+  // Status bar display type enum
+  enum STATUS_BAR_MODE { NONE = 0, NO_PROGRESS = 1, FULL = 2 };
+
   // Sleep screen settings
   uint8_t sleepScreen = DARK;
+  // Status bar settings
+  uint8_t statusBar = FULL;
   // Text rendering settings
   uint8_t extraParagraphSpacing = 1;
   // Duration of the power button press

src/activities/reader/EpubReaderActivity.cpp

@@ -340,8 +340,19 @@ void EpubReaderActivity::renderContents(std::unique_ptr<Page> page) {
 }
 
 void EpubReaderActivity::renderStatusBar() const {
-  constexpr auto textY = 776;
+  // determine visible status bar elements
+  const bool showProgress = SETTINGS.statusBar == CrossPointSettings::STATUS_BAR_MODE::FULL;
+  const bool showBattery = SETTINGS.statusBar == CrossPointSettings::STATUS_BAR_MODE::NO_PROGRESS ||
+                           SETTINGS.statusBar == CrossPointSettings::STATUS_BAR_MODE::FULL;
+  const bool showChapterTitle = SETTINGS.statusBar == CrossPointSettings::STATUS_BAR_MODE::NO_PROGRESS ||
+                                SETTINGS.statusBar == CrossPointSettings::STATUS_BAR_MODE::FULL;
 
+  // height variable shared by all elements
+  constexpr auto textY = 776;
+  int percentageTextWidth = 0;
+  int progressTextWidth = 0;
+
+  if (showProgress) {
     // Calculate progress in book
     const float sectionChapterProg = static_cast<float>(section->currentPage) / section->pageCount;
     const uint8_t bookProgress = epub->calculateProgress(currentSpineIndex, sectionChapterProg);
@@ -349,14 +360,16 @@ void EpubReaderActivity::renderStatusBar() const {
     // Right aligned text for progress counter
     const std::string progress = std::to_string(section->currentPage + 1) + "/" + std::to_string(section->pageCount) +
                                  "  " + std::to_string(bookProgress) + "%";
-  const auto progressTextWidth = renderer.getTextWidth(SMALL_FONT_ID, progress.c_str());
+    progressTextWidth = renderer.getTextWidth(SMALL_FONT_ID, progress.c_str());
     renderer.drawText(SMALL_FONT_ID, GfxRenderer::getScreenWidth() - marginRight - progressTextWidth, textY,
                       progress.c_str());
+  }
 
+  if (showBattery) {
     // Left aligned battery icon and percentage
     const uint16_t percentage = battery.readPercentage();
     const auto percentageText = std::to_string(percentage) + "%";
-  const auto percentageTextWidth = renderer.getTextWidth(SMALL_FONT_ID, percentageText.c_str());
+    percentageTextWidth = renderer.getTextWidth(SMALL_FONT_ID, percentageText.c_str());
     renderer.drawText(SMALL_FONT_ID, 20 + marginLeft, textY, percentageText.c_str());
 
     // 1 column on left, 2 columns on right, 5 columns of battery body
@@ -383,7 +396,9 @@ void EpubReaderActivity::renderStatusBar() const {
       filledWidth = batteryWidth - 5;  // Ensure we don't overflow
     }
     renderer.fillRect(x + 1, y + 1, filledWidth, batteryHeight - 2);
+  }
 
+  if (showChapterTitle) {
     // Centered chatper title text
     // Page width minus existing content with 30px padding on each side
     const int titleMarginLeft = 20 + percentageTextWidth + 30 + marginLeft;
@@ -408,3 +423,4 @@ void EpubReaderActivity::renderStatusBar() const {
 
     renderer.drawText(SMALL_FONT_ID, titleMarginLeft + (availableTextWidth - titleWidth) / 2, textY, title.c_str());
   }
+}

src/activities/settings/SettingsActivity.cpp

@@ -9,10 +9,11 @@
 
 // Define the static settings list
 namespace {
-constexpr int settingsCount = 4;
+constexpr int settingsCount = 5;
 const SettingInfo settingsList[settingsCount] = {
     // Should match with SLEEP_SCREEN_MODE
     {"Sleep Screen", SettingType::ENUM, &CrossPointSettings::sleepScreen, {"Dark", "Light", "Custom", "Cover"}},
+    {"Status Bar", SettingType::ENUM, &CrossPointSettings::statusBar, {"None", "No Progress", "Full"}},
     {"Extra Paragraph Spacing", SettingType::TOGGLE, &CrossPointSettings::extraParagraphSpacing, {}},
     {"Short Power Button Click", SettingType::TOGGLE, &CrossPointSettings::shortPwrBtn, {}},
     {"Check for updates", SettingType::ACTION, nullptr, {}},