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Simplify Calculator DA's init/exit/redraw logic

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This commit is contained in:
Joshua Bell 2019-07-11 16:43:15 -07:00
parent 46e413f3f1
commit 25297ccb28
2 changed files with 39 additions and 57 deletions
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86
desk.acc/calculator.s
View File

@ -27,68 +27,67 @@ save_stack: .byte 0
tsx
stx save_stack
start := call_init
end := da_end
dest := start
;; Copy the DA to AUX memory.
lda ROMIN2
copy16 #start, STARTLO
copy16 #end, ENDLO
copy16 #dest, DESTINATIONLO
copy16 #da_end, ENDLO
copy16 #start, DESTINATIONLO
sec ; main>aux
jsr AUXMOVE
;; Invoke it.
copy16 #start, XFERSTARTLO
php
pla
ora #$40 ; set overflow: use aux zp/stack
pha
plp
sec ; control main>aux
jmp XFER
;; Fall through
.endproc
;;; ============================================================
.proc init_da
;; TODO: Should be unnecessary:
sta ALTZPON
lda LCBANK1
lda LCBANK1
;; Run DA from Aux
sta RAMRDON
sta RAMWRTON
jmp init
.endproc
.proc exit_da
;; Return to DeskTop running in Main
sta RAMRDOFF
sta RAMWRTOFF
;; TODO: Should be unnecessary:
sta ALTZPON
lda LCBANK1
lda LCBANK1
ldx save_stack
txs
rts
.endproc
;;; ============================================================
;;; Used after a event_kind_drag is completed; redraws the window.
call_init:
jmp init
;; Used after a event_kind_drag-and-drop is completed;
;; redraws the window.
.proc redraw_screen_and_window
;; Redraw the desktop (by copying trampoline to ZP)
zp_routine := $20
COPY_BYTES sizeof_routine+1, routine, zp_routine
jsr zp_routine
;; Redraw DeskTop's windows.
sta RAMRDOFF
sta RAMWRTOFF
jsr JUMP_TABLE_REDRAW_ALL
sta RAMRDON
sta RAMWRTON
;; Redraw DeskTop's icons.
DESKTOP_CALL DT_REDRAW_ICONS
;; Redraw window after event_kind_drag
jsr draw_content
rts
.proc routine
sta RAMRDOFF
sta RAMWRTOFF
jsr JUMP_TABLE_REDRAW_ALL
sta RAMRDON
sta RAMWRTON
rts
.endproc
sizeof_routine = * - routine
.endproc
;;; ============================================================
@ -663,10 +662,7 @@ window_title:
;;; ==================================================
;;; DA Init
init: sta ALTZPON
lda LCBANK1
lda LCBANK1
MGTK_CALL MGTK::OpenWindow, winfo
init: MGTK_CALL MGTK::OpenWindow, winfo
MGTK_CALL MGTK::InitPort, grafport
MGTK_CALL MGTK::SetPort, grafport
MGTK_CALL MGTK::FlushEvents
@ -769,24 +765,10 @@ ignore_click:
MGTK_CALL MGTK::TrackGoAway, trackgoaway_params
lda trackgoaway_params::goaway
beq ignore_click
exit: MGTK_CALL MGTK::CloseWindow, closewindow_params
DESKTOP_CALL DT_REDRAW_ICONS
lda ROMIN2
.proc do_close
;; Copy following routine to ZP and invoke it
zp_routine := $20
COPY_BYTES sizeof_routine+1, routine, zp_routine
jmp zp_routine
.proc routine
sta RAMRDOFF
sta RAMWRTOFF
jmp exit_da
.endproc
sizeof_routine = * - routine ; Can't use .sizeof before the .proc definition
.endproc
: cmp #MGTK::Area::dragbar ; Title bar?
bne ignore_click

10
desk.acc/eyes.s
View File

@ -16,9 +16,9 @@ entry:
;;; Copy the DA to AUX for easy bank switching
.scope
lda ROMIN2
copy16 #$0800, STARTLO
copy16 #entry, STARTLO
copy16 #da_end, ENDLO
copy16 #$0800, DESTINATIONLO
copy16 #entry, DESTINATIONLO
sec ; main>aux
jsr AUXMOVE
lda LCBANK1
@ -26,17 +26,17 @@ entry:
.endscope
.scope
;; run the DA
;; Run the DA
sta RAMRDON
sta RAMWRTON
jsr init
;; tear down/exit
;; TODO: Should be unnecessary:
sta ALTZPON
lda LCBANK1
lda LCBANK1
;; back to main for exit
;; Back to main for exit
sta RAMRDOFF
sta RAMWRTOFF
rts