source: rtos_arduino/trunk/arduino_lib/libraries/Robot_Control/src/helper.cpp@ 136

#include "ArduinoRobot.h"

void RobotControl::drawBase(){
        Arduino_LCD::drawCircle(64,80,50,foreGround);
        Arduino_LCD::drawLine(64,30,64,20,foreGround);
}
void RobotControl::drawDire(int16_t dire){
        static uint8_t x_old;
        static uint8_t y_old;
        static uint8_t x_t_old;
        static uint8_t y_t_old;

        uint8_t x=60*sin(dire/360.0*6.28)+64;
        uint8_t x_t=40*sin(dire/360.0*6.28)+64;
        uint8_t y=60*cos(dire/360.0*6.28)+80;
        uint8_t y_t=40*cos(dire/360.0*6.28)+80;

        Arduino_LCD::drawLine(x_t_old,y_t_old,x_old,y_old,backGround);
        Arduino_LCD::drawLine(x_t,y_t,x,y,RED);

        x_old=x;
        y_old=y;
        x_t_old=x_t;
        y_t_old=y_t;
}

void RobotControl::drawCompass(uint16_t value){
        drawBase();
        drawDire(value);
        debugPrint(value,57,76);
}

//display logos 
void RobotControl::displayLogos(){
        _drawBMP("lg0.bmp",0,0);
        delay(2000);
        _drawBMP("lg1.bmp",0,0);
        delay(2000);
        clearScreen();
}

//wait for a button to be pressed
void RobotControl::waitContinue(uint8_t key){
  while(!(Robot.keyboardRead()==key));
}