1 files changed, 6 insertions, 0 deletions
diff --git a/api.hpp b/api.hpp
index 9616a8d..2b29b95 100644
--- a/api.hpp
+++ b/api.hpp
@@ -8,11 +8,17 @@ class Api {
     private:
         SSOLED m_oled;
         u_char m_init_done = 0;
+        uint8_t m_ucBuffer[1024] = {0};
         void init_display();
     public:
         void init();
         int display_write_string(int iScrollX, int x, int y, char *szMsg, int iSize, int bInvert, int bRender);
         void display_fill(unsigned char ucData, int bRender);
+        void display_draw_line(int x1, int y1, int x2, int y2, int bRender);
+        void display_draw_rectange(int x1, int y1, int x2, int y2, uint8_t ucColor, uint8_t bFilled);
+        void display_draw_ellipse(int iCenterX, int iCenterY, int32_t iRadiusX, int32_t iRadiusY, uint8_t ucColor, uint8_t bFilled);
+        void display_write_buffer(uint8_t *pBuffer);
+        int display_write_pixel(int x, int y, unsigned char ucColor, int bRender);
         bool datetime_get(datetime_t *t);
 };