mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-26 13:49:18 +00:00
240 lines
3.7 KiB
Plaintext
240 lines
3.7 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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*--------------------------------------
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BUF.CheckSelected
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sec
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lda BUF.COffset
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ldy #SelStart
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sbc (pData),y
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lda BUF.COffset+1
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iny
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sbc (pData),y
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bcc .9
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lda BUF.COffset
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ldy #SelEnd
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sbc (pData),y
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lda BUF.COffset+1
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iny
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sbc (pData),y
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rts CC if in selection
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.9 sec
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rts
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*--------------------------------------
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BUF.InsertA sta TmpByte
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jsr BUF.ComputeCOffset
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cpy #255
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bne .10
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clc
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rts
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.10 ldy #FileLen
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lda (pData),y
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clc
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adc #2
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pha
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iny
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lda (pData),y
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adc #0
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ply
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jsr BUF.GetNewYA
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bcs .9
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>STYA BufPtr
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>LDYA BUF.COffset
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>STYA TmpCount
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ldy #hBufferBackup
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lda (pData),y
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>SYSCALL SYS.GetMemPtrA
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>STYA BufPtrBackup
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ldy #0
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.1 jsr DecTmpCount
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beq .2
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lda (BufPtrBackup),y
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sta (BufPtr),y
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iny
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bne .1
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inc BufPtrBackup+1
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inc BufPtr+1
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bra .1
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.2 lda TmpByte
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sta (BufPtr),y
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inc BufPtr
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bne .3
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inc BufPtr+1
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.3 lda (BufPtrBackup),y
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beq .4
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sta (BufPtr),y
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iny
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bne .3
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inc BufPtrBackup+1
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inc BufPtr+1
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bra .3
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.4 ldy #FileLen
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lda (pData),y
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inc
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sta (pData),y
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bne .5
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iny
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lda (pData),y
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inc
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sta (pData),y
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.5 clc
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.9 rts
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*--------------------------------------
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* Out : Y = Line Length
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*--------------------------------------
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BUF.ComputeCOffset
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ldy #FileY+1
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lda (pData),y
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tax
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dey
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lda (pData),y
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jsr BUF.GetLineAX
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bcs .9
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phy save line length
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ldy #FileX
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lda (pData),y
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clc
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adc BUF.LOffset
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sta BUF.COffset
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lda #0
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adc BUF.LOffset+1
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sta BUF.COffset+1
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ply
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clc
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.9 rts
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*--------------------------------------
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BUF.GetCharAtY tya
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clc
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adc BUF.LOffset
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sta BUF.COffset
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lda #0
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adc BUF.LOffset+1
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sta BUF.COffset+1
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lda (BufPtr),y
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clc
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rts
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*--------------------------------------
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BUF.GetLineAX >STAX BUF.TmpLine1
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stz BUF.LOffset
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stz BUF.LOffset+1
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ldy #hBuffer
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lda (pData),y
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>SYSCALL SYS.GetMemPtrA
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>STYA BufPtr
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lda (BufPtr)
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beq .99
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stz BUF.TmpLine2
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stz BUF.TmpLine2+1
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.1 ldy #0
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.2 lda (BufPtr),y
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beq .7
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cmp #13
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beq .3
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iny
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bne .2
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.3 lda BUF.TmpLine1
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cmp BUF.TmpLine2
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bne .4
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lda BUF.TmpLine1+1
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cmp BUF.TmpLine2+1
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beq .8
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.4 tya
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sec
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adc BufPtr
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sta BufPtr
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bcc .5
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inc BufPtr+1
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.5 tya
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sec
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adc BUF.LOffset
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sta BUF.LOffset
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bcc .6
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inc BUF.LOffset+1
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.6 inc BUF.TmpLine2
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bne .1
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inc BUF.TmpLine2+1
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bra .1
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.7 lda BUF.TmpLine1
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cmp BUF.TmpLine2
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bne .99
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lda BUF.TmpLine1+1
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cmp BUF.TmpLine2+1
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bne .99
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.8 lda BUF.LOffset
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sta BUF.COffset
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lda BUF.LOffset+1
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sta BUF.COffset+1
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clc Y = Line length
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rts
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.99 sec
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rts
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*--------------------------------------
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BUF.GetNewYA >STYA TmpLen
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ldy #hBufferBackup
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lda (pData),y
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beq .1
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>SYSCALL SYS.FreeMemA
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ldy #hBufferBackup
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lda #0
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sta (pData),y
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.1 >PUSHW TmpLen
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>PUSHBI S.MEM.F.INIT0
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>SYSCALL SYS.GetMem
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bcs .9
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phy
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pha
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ldy #hBuffer
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lda (pData),y
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ldy #hBufferBackup
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sta (pData),y
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txa
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ldy #hBuffer
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sta (pData),y
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pla
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ply
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clc
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rts
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.9 sec
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rts
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*--------------------------------------
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MAN
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SAVE BIN/EDIT.S.BUF
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LOAD BIN/EDIT.S
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ASM
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