Shuffle Game for Beginners

This code sample is a GDI+ shuffle game aimed for beginners. Attached zip file includes the exe and the Shuffle.cs file. 


using System; using System.Drawing; using System.WinForms; using System.Collections; namespace ShuffleGame 
{ public class Shuffle:Form 
{ private Label lbl1= new Label(); private Label lbl2= new Label(); private Label lbl3= new Label(); private Label lbl4= new Label(); private Label lbl5= new Label(); private Label lbl6= new Label(); private Label lbl7= new Label(); private Label lbl8= new Label(); private Label lblBlank= new Label(); private int[,] pos= {{0,0,0},{0,0,0},{0,0,0}}; private int ar,ac; private int Hits; private Label lblHits = new Label(); private Hashtable value = new Hashtable(); public static int Main(string [] args) 
{ 
Application.Run(new Shuffle()); return 0; 
} public Shuffle() 
{ 
ar=2; 
ac=2; 
Hits=0; this.Text="Shuffle Game"; this.BackColor=Color.RoyalBlue; this.Size=new Size(310,370); 
lbl1.Text="1"; //lbl1.Location=new Point(0,0); lbl1.BackColor=Color.LightGray; 
lbl1.Size= new Size(90,90); 
lbl1.Font=new Font("Times New Roman",14); 
lbl2.Text="2"; //lbl2.Location=new Point(100,0); lbl2.BackColor=Color.LightGray; 
lbl2.Size= new Size(90,90); 
lbl2.Font=new Font("Times New Roman",14); 
lbl3.Text="3"; //lbl3.Location=new Point(200,0); lbl3.BackColor=Color.LightGray; 
lbl3.Size= new Size(90,90); 
lbl3.Font=new Font("Times New Roman",14); 
lbl4.Text="4"; //lbl4.Location=new Point(0,100); lbl4.BackColor=Color.LightGray; 
lbl4.Size= new Size(90,90); 
lbl4.Font=new Font("Times New Roman",14); 
lbl5.Text="5"; //lbl5.Location=new Point(100,100); lbl5.BackColor=Color.LightGray; 
lbl5.Size= new Size(90,90); 
lbl5.Font=new Font("Times New Roman",14); 
lbl6.Text="6"; //lbl6.Location=new Point(200,100); lbl6.BackColor=Color.LightGray; 
lbl6.Size= new Size(90,90); 
lbl6.Font=new Font("Times New Roman",14); 
lbl7.Text="7"; //lbl7.Location=new Point(0,200); lbl7.BackColor=Color.LightGray; 
lbl7.Size= new Size(90,90); 
lbl7.Font=new Font("Times New Roman",14); 
lbl8.Text="8"; //lbl8.Location=new Point(100,200); lbl8.BackColor=Color.LightGray; 
lbl8.Size= new Size(90,90); 
lbl8.Font=new Font("Times New Roman",14); 
lblBlank.Location=new Point(200,200); 
lblBlank.Size=new Size(90,90); 
PlaceRandom(); 
lblHits.Location=new Point(0,310); 
lblHits.Text="Hits so far ---> " +Hits.ToString(); 
lblHits.BackColor=Color.LightGray; 
lblHits.Size=new Size(350,40); this.Controls.Add(lbl1); this.Controls.Add(lbl2); this.Controls.Add(lbl3); this.Controls.Add(lbl4); this.Controls.Add(lbl5); this.Controls.Add(lbl6); this.Controls.Add(lbl7); this.Controls.Add(lbl8); this.Controls.Add(lblHits); this.Controls.Add(lblBlank); this.MouseDown += new MouseEventHandler(Win_Click); this.KeyDown+=new KeyEventHandler(Win_KeyDown); 
} private void Win_Click(Object sender, MouseEventArgs e) 
{ 
Random rnd=new Random(); 
MessageBox.Show(rnd.Next(8).ToString()); 
MessageBox.Show("Hello"); 
} private void Win_KeyDown(Object sender, KeyEventArgs k) 
{ int temp; switch(k.KeyCode.ToInt32()) 
{ case 38: //"Up" if(ar<2) 
{ 
temp=pos[ar,ac]; 
pos[ar,ac]=pos[ar+1,ac]; 
pos[ar+1,ac]=temp; 
Swap(pos[ar,ac],temp); 
ar++; 
Hits++; 
} break; case 37: //"Left" if(ac<2) 
{ 
temp=pos[ar,ac]; 
pos[ar,ac]=pos[ar,ac+1]; 
pos[ar,ac+1]=temp; 
Swap(pos[ar,ac],temp); 
ac++; 
Hits++; 
} break; case 39: //"Right" if(ac>0) 
{ 
temp=pos[ar,ac]; 
pos[ar,ac]=pos[ar,ac-1]; 
pos[ar,ac-1]=temp; 
Swap(pos[ar,ac],temp); 
ac--; 
Hits++; 
} break; case 40: //"Down" if(ar>0) 
{ 
temp=pos[ar,ac]; 
pos[ar,ac]=pos[ar-1,ac]; 
pos[ar-1,ac]=temp; 
Swap(pos[ar,ac],temp); 
ar--; 
Hits++; 
} break; 
} 
lblHits.Text="Hits so far ---> " +Hits.ToString(); 
Boolean same=true; 
String arrEle=""; for(int ctr=1,i=0;i<3;i++) 
{ for(int j=0;j<3;j++,ctr++) 
{ /*if(j==2 && i==2) 
{ 
if(pos[i,j]==0) 
same=true; 
break; 
} 
else if(pos[i,j]!=ctr) 
{ 
same=false; 
break; 
}*/ if(pos[i,j]!=ctr) 
{ 
same=false; break; 
} 
arrEle=arrEle+"\t"+pos[i,j]; 
} 
arrEle=arrEle+"\n"; 
} if(same) 
{ 
MessageBox.Show("You have finished the game in " + Hits.ToString() + " hits","End of Game",2); 
} 
} private void Swap(int vNum, int blank) 
{ 
Point temp; switch(vNum) 
{ case 1: 
temp=lbl1.Location; 
lbl1.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 2: 
temp=lbl2.Location; 
lbl2.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 3: 
temp=lbl3.Location; 
lbl3.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 4: 
temp=lbl4.Location; 
lbl4.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 5: 
temp=lbl5.Location; 
lbl5.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 6: 
temp=lbl6.Location; 
lbl6.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 7: 
temp=lbl7.Location; 
lbl7.Location=lblBlank.Location; 
lblBlank.Location=temp; break; case 8: 
temp=lbl8.Location; 
lbl8.Location=lblBlank.Location; 
lblBlank.Location=temp; break; 
} 
} private void PlaceRandom() 
{ int r,c; 
r=10;c=10; int i=0; 
ar=0; 
ac=0; 
Random rnd= new Random(); int val; while(i<8) 
{ 
val=rnd.Next(9).ToInt32(); if(numNotExists(val)==true && val>0) 
{ 
pos[ar,ac]=val; switch(val) 
{ case 1: 
lbl1.Location=new Point(c,r); break; case 2: 
lbl2.Location=new Point(c,r); break; case 3: 
lbl3.Location=new Point(c,r); break; case 4: 
lbl4.Location=new Point(c,r); break; case 5: 
lbl5.Location=new Point(c,r); break; case 6: 
lbl6.Location=new Point(c,r); break; case 7: 
lbl7.Location=new Point(c,r); break; case 8: 
lbl8.Location=new Point(c,r); break; default: 
} 
c+=100; 
ac++; if(ac>2) 
{ 
ac=0; 
ar++; 
} if(c>300) 
{ 
c=10; 
r+=100; 
} 
i++; 
} else continue; 
} 
lblBlank.Location=new Point(c,r); 
pos[2,2]=9; 
} private Boolean numNotExists(int num) 
{ for(int i=0;i<3;i++) for(int j=0;j<3;j++) 
{ if(pos[i,j]==num) return false; 
} return true; 
} 
} 
}