diff --git a/libraries/oleddrv/DrawText.h b/libraries/oleddrv/DrawText.h
new file mode 100644
--- /dev/null
+++ b/libraries/oleddrv/DrawText.h
@@ -0,0 +1,83 @@
+#ifndef   DRAWTEXT_H
+#define   DRAWTEXT_H
+
+typedef unsigned long Pos_t;
+typedef unsigned long Size_t;
+typedef unsigned long Color_t;
+
+
+typedef   unsigned long  (*pfnDrawBlock_t)(
+  Pos_t x,
+  Pos_t y,
+  Pos_t cx,
+  Pos_t cy,
+  const unsigned char* data);
+typedef   unsigned long  (*pfnDrawPoint_t)(Pos_t x, Pos_t y, Color_t color);
+
+#include "font.h"
+typedef  struct _DeviceProp
+{
+  pfnDrawBlock_t    pfnDrawBlok;
+  pfnDrawPoint_t    pfnDrawPoint;
+  Size_t            xPixel;
+  Size_t            yPixel;
+}DeviceProp;
+
+typedef  struct  _Device
+{
+  const DeviceProp*   pDevProp;
+  pfnFontDrawChar     pfnFont;
+  Pos_t               curX;
+  Pos_t               curY;
+}Device;
+
+
+
+
+void  InitialDevice(Device* pDev, const DeviceProp* pDevProp, pfnFontDrawChar pfnFont);
+
+unsigned long  TextOut_HighLight(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y,
+  const char* text,
+  Size_t len);
+
+unsigned long SpecTextOut_HighLight(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y,
+  pfnFontDrawChar pfnFont,
+  Size_t len);
+
+unsigned long HightLightArea(
+  Pos_t x,
+  Pos_t y,
+  Pos_t cx,
+  Pos_t cy);
+
+unsigned long  TextOut(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y,
+  const char* text,
+  Size_t len);
+
+unsigned long SpecTextOut(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y,
+  pfnFontDrawChar pfnFont,
+  Size_t len);
+
+unsigned long SetPoint(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y);
+
+unsigned long ClearPoint(
+  Device* pDev,
+  Pos_t x,
+  Pos_t y);
+
+#endif