A2osX/LIB/LIBGUI.S.CUR.txt
2021-02-22 18:17:37 +01:00

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NEW
AUTO 3,1
*--------------------------------------
UpdateCursor lda CUR.T
cmp #CUR.T.WAIT
bcc SetCursor.RTS
inc
inc
cmp #CUR.T.WAIT+12
bne SetCursor
lda #CUR.T.WAIT
*--------------------------------------
* Set X2,Y2,SrcPtr
*--------------------------------------
SetCursor sta CUR.T
lda CUR.bVisible
bpl .1
jsr HideCursor.I
.1 ldx CUR.T
lda L.Cursors,x
sta CB.PTR+S.CB.SrcPtr
sta ZPPtr1
lda L.Cursors+1,x
sta CB.PTR+S.CB.SrcPtr+1
sta ZPPtr1+1
ldy #S.BM.W
lda (ZPPtr1),y
sta CB.PTR+S.CB.SrcW
clc
adc CB.PTR+S.CB.X1
pha
iny
lda (ZPPtr1),y
sta CB.PTR+S.CB.SrcW+1
adc CB.PTR+S.CB.X1+1
tax
pla
bne .2
dex
.2 dec
sta CB.PTR+S.CB.X2
stx CB.PTR+S.CB.X2+1
iny S.BM.H
lda (ZPPtr1),y
sta CB.PTR+S.CB.SrcH
clc
adc CB.PTR+S.CB.Y1
pha
iny
lda (ZPPtr1),y
sta CB.PTR+S.CB.SrcH+1
adc CB.PTR+S.CB.Y1+1
tax
pla
bne .3
dex
.3 dec
sta CB.PTR+S.CB.Y2
stx CB.PTR+S.CB.Y2+1
lda CUR.bVisible
bmi ShowCursor.I
SetCursor.RTS rts
*--------------------------------------
* Set DestX,DestY
*--------------------------------------
SetCursorPos >PULLW ZPPtr1
lda CUR.bVisible
bpl .1
jsr HideCursor.I
.1 ldy #S.POINT-1
.2 lda (ZPPtr1),y
sta CUR.Pos,y
dey
bpl .2
lda CUR.bVisible
bmi ShowCursor.I
clc
rts
*--------------------------------------
HideCursor lda CUR.bVisible
bpl .9
jsr HideCursor.I
stz CUR.bVisible
.9 clc
rts
*--------------------------------------
ShowCursor lda CUR.bVisible
bmi .9
jsr ShowCursor.I
dec CUR.bVisible
.9 rts
*--------------------------------------
HideCursor.I lda #S.CB.OP.RESTORE
bra DrawCursor.I
*--------------------------------------
ShowCursor.I ldx CUR.T
lda CUR.Pos+S.POINT.X
sec
sbc CUR.HotPoints,x
sta CB.PTR+S.CB.X1
lda CUR.Pos+S.POINT.X+1
sbc #0
sta CB.PTR+S.CB.X1+1
lda CUR.Pos+S.POINT.Y
sec
sbc CUR.HotPoints+1,x
sta CB.PTR+S.CB.Y1
lda CUR.Pos+S.POINT.Y+1
sbc #0
sta CB.PTR+S.CB.Y1+1
lda #S.CB.OP.ORA+S.CB.OP.MASK+S.CB.OP.SAVE
DrawCursor.I sta CB.PTR+S.CB.OP
>LDYA L.WND.Screen
jsr OBJ.GetInCache
>LDYA L.CB.PTR
jsr CLIP.YA
bcs .8
jsr GFXWrite.CB
.8 clc
rts
*--------------------------------------
MAN
SAVE usr/src/lib/libgui.s.cur
LOAD usr/src/lib/libgui.s
ASM