Added entireity of utility and generate-report(only works with PNG for now)

src/Utility/CairoTools.hpp

@@ -0,0 +1,31 @@
+#include <cairo/cairo.h>
+#include <dpp/dpp.h>
+#include <string>
+
+#define REPORT_WIDTH 1000
+#define REPORT_HEIGHT 1200
+#define REPORT_HEIGHT_OFFSET 200
+#define REPORT_TEXT_START_X 40
+#define REPORT_TEXT_JUMP_Y 120
+#define REPORT_TEXT_FONT_SIZE 120.0
+#define REPORT_TEXT_LENGTH 26
+#define REPORT_RESOURCE_BUMPER_PATH "./assets/report_bumper.png"
+#define CAIRO_TEXT_WHITE 0.87, 0.87, 0.87
+
+std::string GenerateReportImage(cairo_surface_t *background,
+                                std::string headline);
+
+// File type management
+cairo_status_t cairoReadPNGdata(void *closure, unsigned char *data,
+                                unsigned int length);
+
+cairo_status_t cairoOutputAsPNGStream(void *closure, const unsigned char *data,
+                                      unsigned int length);
+
+cairo_surface_t *pngToCairoSurface(const std::string &data);
+cairo_surface_t *jpegToCairoSurface(std::string data);
+cairo_surface_t *webpToCairoSurface(std::string data);
+
+extern std::unordered_map<std::string,
+                          std::function<cairo_surface_t *(const std::string &)>>
+    supportedImageFileTypes;