8-Bit Software Online Conversion
                
             
        
        
    
Shrink a screen DEMO - Listing
    
       10REM Picture Shrink Demo            
   20REM by M.Bobrowski 9'93            
   30:                                  
   40MODE2:IF HIMEM>&3000 PRINT"Will not
 work with Shadow RAM":END              
   50FOR I%=0 TO 30                     
   60GCOL 0,RND(7)                      
   70PLOT 85,RND(1279),RND(1023)        
   80NEXT                               
   90*SA. DemoScr 3000+5000             
  100:                                  
  110*SHRINK 320,256,960,768,DemoScr    
  120PROCbox(320,256,960,768)           
  130*SHRINK 32,64,360,960,DemoScr      
  140PROCbox(32,64,360,960)             
  150*SHRINK 900,100,1200,400,DemoScr   
  160PROCbox(900,100,1200,400)          
  170*SHRINK 700,800,1220,1000,DemoScr  
  180PROCbox(700,800,1220,1000)         
  190END                                
  200:                                  
  210DEF PROCbox(A%,B%,C%,D%)           
  220VDU26:GCOL0,7                      
  230MOVE A%-8,B%-4:DRAW A%-8,D%+4      
  240DRAW C%+8,D%+4:DRAW C%+8,B%-4      
  250DRAW A%-8,B%-4:ENDPROC