Refactor saveMap: Add overloads & default parameters

Author: CelliesProjects

src/OpenStreetMap-esp32.cpp

@@ -498,6 +498,11 @@ bool OpenStreetMap::writeMapToSD(LGFX_Sprite &map, File &file, MemoryBuffer &buf
     return true;
 }
 
+bool OpenStreetMap::saveMap(const String &filename, LGFX_Sprite &map, String &result, uint8_t sdPin, uint32_t frequency)
+{
+    return saveMap(filename.c_str(), map, result, sdPin, frequency);
+}
+
 bool OpenStreetMap::saveMap(const char *filename, LGFX_Sprite &map, String &result, uint8_t sdPin, uint32_t frequency)
 {
     if (!map.getBuffer())

src/OpenStreetMap-esp32.h

@@ -60,6 +60,7 @@ class OpenStreetMap
     void freeTilesCache();
     bool fetchMap(LGFX_Sprite &sprite, double longitude, double latitude, uint8_t zoom);
     bool saveMap(const char *filename, LGFX_Sprite &map, String &result, uint8_t sdPin = SS, uint32_t frequency = 4000000);
+    bool saveMap(const String &filename, LGFX_Sprite &map, String &result, uint8_t sdPin = SS, uint32_t frequency = 4000000);
 
 private:
     static OpenStreetMap *currentInstance;