' test card for CMM2
 ' TassyJim May 2020
 OPTION EXPLICIT
 OPTION DEFAULT NONE
 DIM INTEGER wd, ht, wbox, sh, x, w, n, nn, m
 DIM FLOAT a
 DIM k$, imgtitle$, fname$
 DIM INTEGER c(8)
 c(0) = RGB(BLACK)
 c(1) = RGB(YELLOW)
 c(2) = RGB(CYAN)
 c(3) = RGB(GREEN)
 c(4) = RGB(MAGENTA)
 c(5) = RGB(RED)
 c(6) = RGB(BLUE)
 c(7) = RGB(WHITE)
 c(8) = RGB(64,64,64)
 cls
 
 DO
   SELECT CASE m
     case 0
       MODE 1, 8
     CASE 1
       MODE 1, 8
       nn = 10
       a = 1 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 1,8 Ratio "+str$(a,1,2)+" "
     CASE 2
       MODE 1, 12
       nn = 10
       a = 1 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 1,12 Ratio "+str$(a,1,2)+" "
     CASE 3
       MODE 1, 16
       nn = 10
       a = 1 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 1,16 Ratio "+str$(a,1,2)+" "
     CASE 4
       MODE 2,8
       nn = 8
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 2,8 Ratio "+str$(a,1,2)+" "
     CASE 5
       MODE 2,12
       nn = 8
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 2,12 Ratio "+str$(a,1,2)+" "
     CASE 6
       MODE 2,16
       nn = 8
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 2,16 Ratio "+str$(a,1,2)+" "
     CASE 7
       MODE 3,8
       nn = 4
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 3,8 Ratio "+str$(a,1,2)+" "
     CASE 8
       MODE 3,12
       nn = 4
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 3,12 Ratio "+str$(a,1,2)+" "
     CASE 9
       MODE 3,16
       nn = 4
       a = 1.08 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 3,16 Ratio "+str$(a,1,2)+" "
     CASE 10
       MODE 4,8
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 4,8 Ratio "+str$(a,1,3)+" "
     CASE 11
       MODE 4,12
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 4,12 Ratio "+str$(a,1,3)+" "
     CASE 12
       MODE 4,16
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 4,16 Ratio "+str$(a,1,3)+" "
     CASE 13
       MODE 5,8
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 5,8 Ratio "+str$(a,1,3)+" "
     CASE 14
       MODE 5,12
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 5,12 Ratio "+str$(a,1,3)+" "
     CASE 15
       MODE 5,16
       nn = 4
       a = 0.833 ' aspect ratio used in the CIRCLE command.
       imgtitle$ =" MODE 5,16 Ratio "+str$(a,1,3)+" "
       
   END SELECT
   'PRINT imgtitle$ ' for debug
   if m = 0 then
     cls
     TEXT 400,100, "Video mode test",cm,5,1
     TEXT 400,180, "Ratio refers to the aspect ratio used in the circle command",cm,1,1
     TEXT 400,220, "Q to quit, P to save page as a BMP",cm,3,1
     text 400,260,"UP arrow to go back, any other key to advance",cm,3,1
   else
     wd = MM.HRES : ht = MM.VRES
     wbox = wd / 8
     FOR x = 0 TO 7
       BOX x*wbox,ht/4,wbox,ht/2,0,c(x), c(x)
     NEXT x
     FOR x = 0 TO wd-1
       sh = 255*x/wd
       
       LINE x,0,x,ht/12,1,RGB(sh,0,0)
       LINE x,ht/12,x,ht/6,1,RGB(0,sh,0)
       LINE x,ht/6,x,ht/4,1,RGB(0,0,sh)
       
       LINE x,ht*9/12,x,ht*10/12,1,RGB(0,sh,sh)
       LINE x,ht*10/12,x,ht*11/12,1,RGB(sh,0,sh)
       LINE x,ht*11/12,x,ht,1,RGB(sh,sh,0)
       
       LINE x,ht/2,x,ht*3/4,1,RGB(sh,sh,sh)
     NEXT x
     CIRCLE wd/2,ht/2, ht*15/32,3,a,c(7)
     sh = 0
     x = wd/2 - 55*nn/2
     FOR w = 10 TO 1 STEP -1
       FOR n = 1 TO nn
         sh = 255 - sh
         LINE x,ht*3/8,x,ht*5/8,w,RGB(sh,sh,sh)
         x = x + w
       NEXT n
     NEXT w
     
     BOX 0,0,wd,ht,3,c(7)
     BOX 1,1,wd-2,ht-2,1,c(5)
     TEXT wd/2,ht/2, imgtitle$,cm,1,1
   endif
   
   DO
     k$ = INKEY$
   LOOP UNTIL k$<>""
   
   IF k$ = "P" OR k$ = "p" THEN
     fname$ = MID$(imgtitle$,2)+".bmp"
     SAVE IMAGE fname$
     TEXT wd/2,ht/2, "Saved as "+fname$,cm,1,1
     DO
       k$ = INKEY$
     LOOP UNTIL k$<>""
   ENDIF
   IF k$ = "Q" OR k$ = "q" THEN EXIT DO
   'PRINT ASC(k$)
   IF ASC(k$) = 128 THEN
     m = m - 1
     IF m < 1 THEN m = 15
   ELSE
     m = m + 1
     IF m > 15 THEN m = 1
   ENDIF
   
 LOOP
 MODE 1,8 ' restore before ending program
 CLS