56 lines
1.6 KiB
Fennel
56 lines
1.6 KiB
Fennel
(local {: vm : org} (require :game.defs))
|
|
(local {: hi : lo} (require :lib.util))
|
|
|
|
(vm:def :draw-pchar ; pscreen pchar --
|
|
[:block
|
|
[:ldy 7] [:clc]
|
|
:loop
|
|
[:lda [vm.TOP :x]]
|
|
[:sta [vm.ST1 :x]]
|
|
[:inc vm.TOP :x]
|
|
[:lda vm.ST1H :x] [:adc 4] [:sta vm.ST1H :x]
|
|
[:dey]
|
|
[:bne :loop]
|
|
]
|
|
(vm:drop) (vm:drop))
|
|
|
|
(vm:def :lookup-pchar ; c -- pchar
|
|
[:sec]
|
|
[:lda vm.TOP :x]
|
|
[:sbc 0x20]
|
|
[:sta vm.TOP :x]
|
|
[:lda 0]
|
|
[:asl vm.TOP :x] [:rol :a] ;x2
|
|
[:asl vm.TOP :x] [:rol :a] ;x4
|
|
[:asl vm.TOP :x] [:rol :a] ;x8
|
|
[:adc #(hi ($1:lookup-addr :font))]
|
|
[:sta vm.TOPH :x])
|
|
|
|
(vm:word :draw-char ; pscreen c --
|
|
:lookup-pchar :draw-pchar)
|
|
(vm:word :draw-digit ; pscreen n --
|
|
0x30 :+ :draw-char)
|
|
|
|
(vm:word :snooze (vm:for))
|
|
(vm:word :textsnooze 0x30 :snooze)
|
|
(vm:word :draw-text1 0x2257 :draw-text)
|
|
(vm:word :draw-text2 0x22d7 :draw-text)
|
|
(vm:word :draw-text3 0x2357 :draw-text)
|
|
(vm:word :draw-text4 0x23d7 :draw-text)
|
|
(vm:word :draw-text ; st pscreen --
|
|
(vm:while [:over :bget :dup] ; st pscreen c
|
|
:over :swap :draw-char ; st pscreen
|
|
:textsnooze
|
|
:inc :swap :inc :swap)
|
|
:drop :drop :drop)
|
|
(vm:word :cleartext
|
|
0x2257 :clearline 0x22d7 :clearline 0x2357 :clearline 0x23d7 :clearline)
|
|
|
|
(vm:word :wait-for-return (vm:until :read-key (string.byte "\r") :=))
|
|
(vm:word :dismiss-dialog :wait-for-return :cleartext)
|
|
|
|
(vm:var :footer-displayed vm.false)
|
|
(vm:word :show-footer :footer-displayed :get :not (vm:when vm.true :footer-displayed :set :drawfooter))
|
|
(vm:word :hide-footer :footer-displayed :get (vm:when vm.false :footer-displayed :set :clearfooter))
|
|
|