#ifndef __show_c_
#define __show_c_
#include "menu.c"

/******************************************************************************/
/**
 * Main menu - inicial 
 */ 
void showMainMenu()
{
  //redraw
  int w;  
  String start="    ";
  if( inited )start="Find";
  
  if( redraw )
  {
      Serial.println("MAIN");
      showButtons("Init",start,"    ","Help");
      
      lcdPrint(" W E L C O M E ",0,0);
      lcdPrint("               ",0,1);
      lcdPrint("Crane robot 1.0",0,2);
      lcdPrint("  by Jan Dvorak",0,3);      
      
      redraw=false;
  }
  
  //read buttons
  if( bt1.isMomentaryPressed() )
  { 
    actualMenu=helpMenu;
    helpLine=0; 
    redraw=true; 
  }  
  
  if( bt4.isMomentaryPressed() )
  { 
    actualMenu=initMenu;
    redraw=true; 
  }    
  
  
  if( bt3.isMomentaryPressed() && inited )
  { 
    actualMenu=findMenu;
    redraw=true; 
  }     
  
}

/******************************************************************************/
/**
 * Help
 */ 
void showHelpMenu()
{
  //redraw
  int l=13;  
  String up=" ";  if( helpLine>0)up='^';
  String down=" ";if( helpLine<l-lcdH)down='v';
  String data[l];
  int i;
  
  if( redraw )
  {
      Serial.println("HELP");
      data[0]="Crane robot: Help ";
      data[1]="------------------";      
      data[2]="Switches (1 - 4 ) ";      
      data[3]="Sw 1: manual mode ";      
      data[4]="Sw 2:             ";      
      data[5]="Sw 3:             ";      
      data[6]="Sw 4:             ";                       
      data[7]="                  ";            
      data[8]="Use only one at   ";            
      data[9]="             time!";            
     data[10]="------------------";                  
     data[11]="Made in Vozerovice";                  
     data[12]="      2011        ";                                     

      showButtons(up,down," ","X");
    
      for( i=0; i<lcdH; i++ )
      {
         lcdPrint(data[helpLine+i],0,i);
      }
      
      redraw=false;
  }
  
  //read buttons
  if( bt1.isMomentaryPressed() ){ actualMenu=mainMenu; redraw=true; }
  if( bt4.isMomentaryPressed() ){ if(up!=" "){helpLine--;redraw=true;} }
  if( bt3.isMomentaryPressed() ){ if(down!=" ")helpLine++;redraw=true; }  
}

/******************************************************************************/
/**
 * Manual 
 */ 
void showManualMenu()
{
  boolean b3=bt3.isPressed();
  boolean b2=bt2.isPressed();  
  
  //redraw
  if( redraw )
  {
      Serial.println("MANUAL");    
      String motor="M"; if( b2 || b3 )motor=" ";
      String mtr=(char)('X'+selectedMotor);
      String dir="       ";
      if( b3 && !b2 )dir[0]=(char)127;
        else if( b2 && !b3 )dir[0]=(char)126;
          else dir="stopped";
  
      showButtons(motor,(char)127,(char)126," ");
      
      lcdPrint("Manual mode       ",0,0);
      lcdPrint("------------------",0,1);
      lcdPrint("(M)otor: "+mtr+" - axis ",0,2);
      lcdPrint("Direction: "+dir,0,3);
      
      redraw=false;
  }
  
  //read buttons
  if( bt4.isMomentaryPressed() && !b3 && !b2 )
  { 
      selectedMotor++;
      if( selectedMotor==3 )selectedMotor=0;
      redraw=true;
  }  
  
  //LEFT
  if( b3 && !b2 )
  {
    if( motorDirection!=-1 )
    {
      redraw=true;
      motorDirection=-1;
      if( selectedMotor==0 )axisX.backward(); else if( selectedMotor==1 )axisY.backward(); else axisZ.backward();
    }
      
  //RIGHT  
  }else if( b2 && !b3 ){
    if( motorDirection!=1 )
    {  
      redraw=true;
      motorDirection=1;
      if( selectedMotor==0 )axisX.forward(); else if( selectedMotor==1 )axisY.forward(); else axisZ.forward();
    }
  
  //STOPED  
  }else{
    if( motorDirection!=0 )
    {
      redraw=true;
      motorDirection=0;
      if( selectedMotor==0 )axisX.stopMotor(); else if( selectedMotor==1 )axisY.stopMotor(); else axisZ.stopMotor();       
    }  
    
  }
  
  //exit
  if( !sw1.isPressed() ){actualMenu=mainMenu;redraw=true;}
  
}

/******************************************************************************/
/**
 * INIT
 */ 
void showInitMenu()
{
  //redraw
  if( redraw )
  {
      Serial.println("INIT");
      
      lcdPrint("Initializing        ",0,0);
      lcdPrint("    default position",0,1);
      lcdPrint(". . . . . . . . . . ",0,2);
      lcdPrint("               |Stop",0,3); 
      
      redraw=false;
  }
  
  init(44); //stop on button 1
  
  actualMenu=mainMenu;
  redraw=true;  
}

/******************************************************************************/
/**
 * Find
 */ 
void showFindMenu()
{
  //redraw
  if( redraw )
  {
      Serial.println("FIND");
      
      lcdPrint("Finding element     ",0,0);
      lcdPrint(" 1) axis Y          ",0,1);
      lcdPrint(" 2) axis X          ",0,2);
      lcdPrint(" 3) bring back |Stop",0,3); 
      
      redraw=false;
  }
  
  findm(44); //stop on button 1
  
  actualMenu=mainMenu;
  redraw=true;  
}

#endif