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- rem Text Showcase
-
- rem Declaration for function
- global sinwave#
-
- rem Standard Setup Code for all examples
- sync on : sync rate 0
-
- rem Setup Font
- set text font "book" : set text size 20
- set text to bold : set text transparent
-
- rem Scroll text
- string$=space$(36)
- string$=string$+"Dark Basic Professional gives you the power of past ages as well as the bounty of future technologies..."
- string$=string$+space$(10)
-
- rem Main loop
- desc$="Retro Text Scroller"
- do
-
- rem Nice backdrop
- prettybackdrop()
-
- rem Scrolling text
- spacer=spacer+1
- if spacer>20
- spacer=0 : scx=scx+1
- if scx>len(string$) then scx=0
- endif
- sinwave#=wrapvalue(sinwave#+1)
- for x=0 to 32
- if 1+x+scx<=len(string$) then a$=mid$(string$,1+x+scx) else a$=mid$(string$,(1+x+scx)-len(string$))
- text (x*20)-spacer,220-(cos(sinwave#+((x+scx)*10))*50),upper$(a$)
- next x
-
- rem Show Framerate
- text 20,screen height()-40,desc$
- fps$="DBPro Fps: "+str$(screen fps())
- text screen width()-20-text width(fps$),screen height()-40,fps$
-
- rem Update screen
- sync
-
- rem End loop
- loop
-
- function prettybackdrop()
- yy=0
- red=rgb(128+(cos(sinwave#)*127),0,0)
- green=rgb(0,128-(sin(sinwave#)*127),0)
- for y=0 to 49
- col=1-col
- ys=10
- if col=0 then box 0,yy,640,yy+ys,green,red,green,red
- if col=1 then box 0,yy,640,yy+ys,red,green,red,green
- yy=yy+ys
- next y
- endfunction
-
-