C++ conversion (#80)

Converted project to C++

Libraries/lv_screenshot/private/save_bmp.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "lvgl.h"
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool lve_screenshot_save_bmp_file(const uint8_t* image, uint32_t w, uint32_t h, uint32_t bpp, const char* filename);
+
+#ifdef __cplusplus
+}
+#endif

Libraries/lv_screenshot/private/save_png.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "lvgl.h"
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool lv_screenshot_save_png_file(const uint8_t* image, uint32_t w, uint32_t h, uint32_t bpp, const char* filename);
+
+#ifdef __cplusplus
+}
+#endif