1 files changed, 77 insertions, 0 deletions
diff --git a/libraries/Robot_Control/utility/RobotTextManager.h b/libraries/Robot_Control/utility/RobotTextManager.h
new file mode 100644
index 0000000..6c0b7bd
--- /dev/null
+++ b/libraries/Robot_Control/utility/RobotTextManager.h
@@ -0,0 +1,77 @@
+#ifndef ROBOTTEXTMANAGER_H
+#define ROBOTTEXTMANAGER_H
+
+#define USERNAME  0
+#define ROBOTNAME  1
+#define CITYNAME  2
+#define COUNTRYNAME  3
+#define EMPTY 4
+
+class TextManager{
+  //The TextManager class is a collection of features specific for Hello 
+  //User example. 
+  //
+  //- It includes solution for setting text position based on
+  //  line/column. The original Robot.text(), or the more low level 
+  //  print() function can only set text position on pixels from left,
+  //  top. 
+  //
+  //- The process of accepting input with the virtual keyboard, saving
+  //  into or reading from EEPROM is delt with here.
+  //
+  //- A workflow for stop the music while displaying image. Trouble
+  //  will happen otherwise.
+  
+  public:
+	//add some margin to the text, left side only atm.
+	void setMargin(int margin_left,int margin_top);
+    
+    //print text based on line, column. 
+    void writeText(int lineNum, int colNum, char* txt, bool onOff=true);
+	
+	//print a script from the scripts library
+	void writeScript(int seq, int line, int col);
+
+	//The whole process of getting input
+	void input(int lin,int col, int code);
+    //Print a cursor and virtual keyboard on screen, and save the user's input
+    void getInput(int lin, int col);  
+    //Get user name, robot name, city name or country name from EEPROM
+    //and store in the input pool.
+    void setInputPool(int code);
+    //save user input to EEPROM
+    void pushInput(int code);
+	
+    //Replaces Robot.drawPicture(), as this one solves collision between
+    //image and music
+    void showPicture(char * filename, int posX, int posY);
+
+  private:
+    int margin_left,margin_top;
+	int getLin(int lineNum);  //Convert line to pixels from top
+    int getCol(int colNum);  //Convert line to pixels from left
+  
+    static const int lineHeight;//8+2=10
+    static const int charWidth;//5+1=6
+    
+    int inputPos;
+    int inputLin;
+    int inputCol;
+	
+    void drawInput(bool onOff);
+    void mvInput(int dire);
+
+    char selectLetter();
+    void refreshCurrentLetter(char letter);
+
+	void getPGMtext(int seq);
+	
+	char PGMbuffer[85];  //the buffer for storing strings
+    char inputPool[18];
+};
+
+//a trick for removing the need of creating an object of TextManager.
+//So you can call me.somefunction() directly in the sketch.
+extern TextManager textManager;
+
+#endif