Nice work, test this.
Code: Select all
InitSprite()
InitKeyboard()
OpenScreen(800,600,32,"")
Repeat
ClearScreen(0,0,0)
StartDrawing(ScreenOutput())
;Circle Centered
Circle(400,300,296,RGB(255,255,255))
Circle(400,300,295,RGB(0,0,0))
;Line Edge
Line(1,1,800,0,RGB(255,255,255))
Line(1,1,0,600,RGB(255,255,255))
Line(1,599,800,0,RGB(255,255,255))
Line(799,1,0,600,RGB(255,255,255))
;Line Cross
Line(400,1,0,600,RGB(255,255,255))
Line(1,300,800,0,RGB(255,255,255))
;Colors
Box(4,4,37,197,RGB(255,0,0))
Box(4,201,37,197,RGB(0,255,0))
Box(4,398,37,198,RGB(0,0,255))
;Contrast
Box(41,4,39,39,RGB(255,170,170))
Box(41,43,39,39,RGB(255,85,85))
Box(41,82,39,41,RGB(255,0,0))
Box(41,123,39,39,RGB(170,0,0))
Box(41,162,39,39,RGB(85,0,0))
Box(41,201,39,39,RGB(170,255,170))
Box(41,240,39,39,RGB(85,255,85))
Box(41,279,39,41,RGB(0,255,0))
Box(41,320,39,39,RGB(0,170,0))
Box(41,359,39,39,RGB(0,85,0))
Box(41,398,39,39,RGB(170,170,255))
Box(41,437,39,39,RGB(85,85,255))
Box(41,476,39,41,RGB(0,0,255))
Box(41,517,39,39,RGB(0,0,170))
Box(41,556,39,40,RGB(0,0,85))
;Brightness
Box(760,4,37,37,RGB(255,255,255))
Box(760,41,37,37,RGB(239,239,239))
Box(760,78,37,37,RGB(223,223,223))
Box(760,115,37,37,RGB(207,207,207))
Box(760,152,37,37,RGB(191,191,191))
Box(760,189,37,37,RGB(175,175,175))
Box(760,226,37,37,RGB(159,159,159))
Box(760,263,37,37,RGB(143,143,143))
Box(760,300,37,37,RGB(127,127,127))
Box(760,337,37,37,RGB(111,111,111))
Box(760,374,37,37,RGB(95,95,95))
Box(760,411,37,37,RGB(79,79,79))
Box(760,448,37,37,RGB(63,63,63))
Box(760,485,37,37,RGB(47,47,47))
Box(760,522,37,37,RGB(31,31,31))
Box(760,559,37,37,RGB(15,15,15))
StopDrawing()
FlipBuffers()
ExamineKeyboard()
If KeyboardPushed(#PB_Key_ALL)
End
EndIf
ForEver