#include "mygba.h"
#include "gba.h"

MULTIBOOT

void WaitForVsync(void);

int main(void)
{
	
   u16 tausendstel=0,sekunden=0,minuten=0,stunden=0;
   u8 a_pressed=0;
   u8 reset=0,zwzeit=0;
   
   ham_Init();
   ham_InitText(0);
  	
  	ham_DrawText(0,0,"Stopuhr");
   ham_DrawText(0,1,"Press A to Start");
   ham_DrawText(0,2,"Press B to Stop");
   ham_DrawText(0,3,"Press Select to Reset");
   ham_DrawText(0,4,"Press R for Zwischenzeit");
   ham_DrawText(5,6,"Stunden:     0  ",stunden);
   ham_DrawText(5,7,"Minuten:     0 ",minuten);
   ham_DrawText(5,8,"Sekunden:    0 ",sekunden);
   ham_DrawText(5,9,"Tausendstel: 000",tausendstel);
   ham_DrawText(5,12,"Zwischenzeit:");
   ham_DrawText(5,13,"Stunden:     0 ",stunden);
   ham_DrawText(5,14,"Minuten:     0 ",minuten);
   ham_DrawText(5,15,"Sekunden:    0 ",sekunden);
   ham_DrawText(5,16,"Tausendstel: 000",tausendstel);

          
   while (1)
   {
      if(F_CTRLINPUT_A_PRESSED) a_pressed=1;
      if(F_CTRLINPUT_B_PRESSED) a_pressed=0;
      if(F_CTRLINPUT_SELECT_PRESSED) reset=1;
      if(F_CTRLINPUT_R_PRESSED) zwzeit=1;


      if(a_pressed==1)
      {

	    WaitForVsync();
	
       tausendstel+=16.7;
	    if (tausendstel>=1000)
	    {
          sekunden+=1;
	       tausendstel=0;
	       /*ham_DrawText(5,9,"Tausendstel:       ");*/
          if (sekunden>=60)
	       {
	          minuten+=1;
	          sekunden=0;
	          /*ham_DrawText(5,8,"Sekunden:       ");*/
             if (minuten>=60)
	          {
	             stunden+=1;
                minuten=0;
                /*ham_DrawText(5,7,"Minuten:       ");*/
              }
           }
        }
       }

       if (reset==1)
       {
          stunden=0;
          minuten=0;
          sekunden=0;
          tausendstel=0;
          a_pressed=0;
          reset=0;
          ham_DrawText(5,6,"Stunden:     0  ",stunden);
          ham_DrawText(5,7,"Minuten:     0 ",minuten);
          ham_DrawText(5,8,"Sekunden:    0 ",sekunden);
          ham_DrawText(5,9,"Tausendstel: 000",tausendstel);
          ham_DrawText(5,13,"Stunden:     0 ",stunden);
          ham_DrawText(5,14,"Minuten:     0 ",minuten);
          ham_DrawText(5,15,"Sekunden:    0 ",sekunden);
          ham_DrawText(5,16,"Tausendstel: 000",tausendstel);
          }
       if(zwzeit==1)
       {
          zwzeit=0;
          ham_DrawText(5,12,"Zwischenzeit:");
          ham_DrawText(5,13,"Stunden:     %i",stunden);
          ham_DrawText(5,14,"Minuten:     %i",minuten);
          ham_DrawText(5,15,"Sekunden:    %i",sekunden);
          ham_DrawText(5,16,"Tausendstel: %i",tausendstel);
       }

       ham_DrawText(5,6,"Stunden:     %i",stunden);
       ham_DrawText(5,7,"Minuten:     %i",minuten);
       ham_DrawText(5,8,"Sekunden:    %i",sekunden);
       ham_DrawText(5,9,"Tausendstel: %i",tausendstel);
   }
	
	

   while(1)
   {
   }

   return 0;
}

void WaitForVsync(void)
{
	while((volatile u16)REG_VCOUNT != 160);
}

/* END OF FILE */