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disasm: scroll thumbs

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This commit is contained in:
Joshua Bell 2019-02-28 20:14:07 -08:00
parent c62ff1bf64
commit 8b66a9faa0
1 changed files with 58 additions and 44 deletions
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102
desktop/desktop_main.s
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@ -3747,7 +3747,7 @@ done_client_click:
.proc update_scroll_thumb
copy updatethumb_stash, updatethumb_thumbpos
MGTK_RELAY_CALL MGTK::UpdateThumb, updatethumb_params
jsr L6523
jsr apply_active_winfo_to_grafport2
jsr L84D1
bit active_window_view_by
bmi :+ ; list view, no icons
@ -4568,18 +4568,20 @@ L650D: .word 0
bit active_window_view_by
bmi :+ ; list view, not icons
jsr cached_icons_screen_to_window
: jsr L6523
: jsr apply_active_winfo_to_grafport2
jsr compute_icons_bbox
lda active_window_id
jmp compute_window_dimensions
.endproc
.proc L6523
.proc apply_active_winfo_to_grafport2
ptr := $06
lda active_window_id
jsr window_lookup
addax #$14, $06
ldy #$25
: lda ($06),y
addax #MGTK::Winfo::port, ptr
ldy #.sizeof(MGTK::GrafPort) + 1 ; ???
: lda (ptr),y
sta grafport2,y
dey
bpl :-
@ -4614,79 +4616,91 @@ L650D: .word 0
;;; ============================================================
.proc update_hthumb
winfo_ptr := $06
lda active_window_id
jsr compute_window_dimensions
stax L6600
stax win_width
lda active_window_id
jsr window_lookup
stax $06
ldy #$06
lda ($06),y
stax winfo_ptr
ldy #MGTK::Winfo::hthumbmax
lda (winfo_ptr),y
tay
sub16 iconbb_rect+MGTK::Rect::x2, iconbb_rect+MGTK::Rect::x1, L6602
sub16 L6602, L6600, L6602
lsr16 L6602
ldx L6602
sub16 grafport2::cliprect::x1, iconbb_rect+MGTK::Rect::x1, L6602
bpl L65D0
lda #$00
beq L65EB
L65D0: cmp16 grafport2::cliprect::x2, iconbb_rect+MGTK::Rect::x2
sub16 iconbb_rect+MGTK::Rect::x2, iconbb_rect+MGTK::Rect::x1, delta
sub16 delta, win_width, delta
lsr16 delta ; / 2
ldx delta
sub16 grafport2::cliprect::x1, iconbb_rect+MGTK::Rect::x1, delta
bpl pos
lda #0
beq neg ; always
pos: cmp16 grafport2::cliprect::x2, iconbb_rect+MGTK::Rect::x2
bmi L65E2
tya
jmp L65EE
L65E2: lsr16 L6602
lda L6602
L65EB: jsr L62BC
L65E2: lsr16 delta ; / 2
lda delta
neg: jsr L62BC
L65EE: sta updatethumb_thumbpos
lda #MGTK::Ctl::horizontal_scroll_bar
sta updatethumb_which_ctl
MGTK_RELAY_CALL MGTK::UpdateThumb, updatethumb_params
rts
L6600: .word 0
L6602: .word 0
win_width:
.word 0
delta: .word 0
.endproc
;;; ============================================================
.proc update_vthumb
winfo_ptr := $06
lda active_window_id
jsr compute_window_dimensions
sty L669F
sty win_height
lda active_window_id
jsr window_lookup
stax $06
ldy #$08
lda ($06),y
stax winfo_ptr
ldy #MGTK::Winfo::vthumbmax
lda (winfo_ptr),y
tay
sub16 iconbb_rect+MGTK::Rect::y2, iconbb_rect+MGTK::Rect::y1, L66A0
sub16_8 L66A0, L669F, L66A0
lsr16 L66A0
lsr16 L66A0
ldx L66A0
sub16 grafport2::cliprect::y1, iconbb_rect+MGTK::Rect::y1, L66A0
bpl L6669
lda #$00
beq L668A
L6669: cmp16 grafport2::cliprect::y2, iconbb_rect+MGTK::Rect::y2
sub16 iconbb_rect+MGTK::Rect::y2, iconbb_rect+MGTK::Rect::y1, delta
sub16_8 delta, win_height, delta
lsr16 delta ; / 4
lsr16 delta
ldx delta
sub16 grafport2::cliprect::y1, iconbb_rect+MGTK::Rect::y1, delta
bpl pos
lda #0
beq neg ; always
pos: cmp16 grafport2::cliprect::y2, iconbb_rect+MGTK::Rect::y2
bmi L667B
tya
jmp L668D
L667B: lsr16 L66A0
lsr16 L66A0
lda L66A0
L668A: jsr L62BC
L667B: lsr16 delta ; / 4
lsr16 delta
lda delta
neg: jsr L62BC
L668D: sta updatethumb_thumbpos
lda #MGTK::Ctl::vertical_scroll_bar
sta updatethumb_which_ctl
MGTK_RELAY_CALL MGTK::UpdateThumb, updatethumb_params
rts
L669F: .byte 0
L66A0: .word 0
win_height:
.byte 0
delta: .word 0
.endproc
;;; ============================================================