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3049 lines (2690 loc) · 58 KB
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Copy pathFE.ASM
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3049 lines (2690 loc) · 58 KB
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;======================================
;
; Screen Editor for S-OS SWORD
; FE version 1.01
; Programmed by H.Matsufuji
; Since May 4,1995.
;
;======================================
_PRINT EQU 1FF4H
_PRNTS EQU 1FF1H
_LTNL EQU 1FEEH
_MSX EQU AFE5H
_BELL EQU 1FC4H
_WOPEN EQU 1FAFH
_WRD EQU 1FACH
_RDD EQU 1FA6H
_FILE EQU 1FA3H
_POKE EQU 1F9AH
_POKE@ EQU 1F97H
_PEEK EQU 1F94H
_PEEK@ EQU 1F91H
_ROPEN EQU 2009H
_LOC EQU 201EH
_FLGET EQU 2021H
_WIDCH EQU 2030H
_ERROR EQU 2033H
;
_KBFAD EQU 1F76H
_IBFAD EQU 1F74H
_SIZE EQU 1F72H
_DTADR EQU 1F70H
_EXADR EQU 1F6EH
_MEMAX EQU 1F6AH
_WKSIZ EQU 1F68H
_DSK EQU 1F5DH
_WIDTH EQU 1F5CH
_MAXLN EQU 1F5BH
__NULL EQU 0
__TAB EQU 9
__CLS EQU 12
__CR EQU 13
__EOF EQU 26
__SPACE EQU 32
line_print EQU 4400H
OFFSET 5000H-3000H
ORG 3000H
;-------------------------------------
; Start
cold_start:
JP cold0
;-------------------------------------
; Configrations
MEMORY_MIN: DW 04800H
inital_tab_width:
DB 8
view_offset_w: DB 20
chr_TAB: DB "-"
chr_CR: DB "」"
chr_SPACE: DB " "
chr_OTHER: DB "."
str_EOF: DB "[EOF]",__EOF,0,0
un_chr_atri: DB 3 ; unknown color
EOF_str_atri: DB 5 ; EOF string color
sp_chr_atri: DB 6 ; CR and TAB color
nm_chr_atri: DB 7 ; Normal color
untitle: DB "UNTITLED . ",0
key_asign_table:
; 08 19 2A 3B 4C 5D 6E 7F
DB 0,12, 0, 0, 1, 3,11, 0 ; 00
DB 14,13, 0, 0, 0,15, 0, 9 ; 08
DB 0, 0, 9, 2, 0, 0, 0, 5 ; 10
DB 4, 0, 6, 7, 1, 2, 3, 4 ; 18
DB 0, 0, 0, 0, 0, 0, 0, 0 ; 20
DB 0, 0, 0, 0,24, 0,23, 0 ; 28
DB 16,17,18,19,20, 0,22, 0 ; 30
DB 21, 8, 0, 0, 0, 0, 0, 0 ; 38
;-------------------------------------
; Subroutine for line_print
next_chr:
LD A,E
OR A
JP NZ,nxt_c1
nxt_c4: LD A,(HL)
INC HL
INC IY
CP 32
RET NC
CP __TAB
JP Z,nxt_c5
CP __CR
JP Z,nxt_c6
OR A
JP Z,nxt_c7
CP __EOF
JP Z,nxt_c8
LD A,(un_chr_atri)
LD (chr_atri),A
LD A,(chr_OTHER)
RET
;
nxt_c5: LD E,1
LD A,(sp_chr_atri)
LD (chr_atri),A
LD A,(chr_TAB)
RET
;
nxt_c6: LD E,2
LD A,(sp_chr_atri)
LD (chr_atri),A
LD A,(chr_CR)
RET
;
nxt_c7: LD HL,str_EOF
LD A,(EOF_str_atri)
LD (chr_atri),A
JP nxt_c4
;
nxt_c8: LD E,2
LD A,(nm_chr_atri)
LD (chr_atri),A
LD A,(chr_SPACE)
RET
;
nxt_c1: CP 1
JP Z,nxt_c2
LD A,(chr_SPACE)
RET
;
nxt_c2: LD A,(IY)
OR A
JP NZ,nxt_c3
INC IY
LD A,(chr_SPACE)
RET
;
nxt_c3: LD E,0
LD A,(nm_chr_atri)
LD (chr_atri),A
JP nxt_c4
;-------------------------------------
; Main
cold0: LD DE,startup_mes
CALL _MSX
LD IX,local_work
CALL mem_workarea_initalize
CALL console_workarea_initalize
CALL screen_workarea_initalize
CALL key_initalize
CALL special_workarea_initalize
LD A,(inital_tab_width)
DEC A
LD C,A
CALL tab_table_initalize
CALL text_clear
;
LD DE,(_KBFAD)
LD A,(DE)
CP "#"
JR Z,cold15
cold1: LD A,(DE)
INC DE
OR A
JR Z,cold2
CP " "
JR NZ,cold1
CALL file_open_r
JR C,cold3
CALL file_read
JP C,f_err
JP cold5
;
cold15: INC DE
CALL skip_space
CALL skip_not_space
CALL skip_space
;
cold2: LD DE,untitle
CALL new_file
cold4: LD DE,mes_1
CALL _MSX
JP cold5
;
cold3: CP 8
JP NZ,_ERROR
JR old4
;
cold5: CALL pointer_drive
LD A,__CLS
CALL _PRINT
RET
;-------------------------------------
; Carry frag opration
scf_ret:
SCF
RET
rcf_ret:
OR A
RET
;-------------------------------------
; Work area initialize
mem_workarea_initalize:
LD HL,(_MEMAX)
LD (mem_max),HL
LD (text_max),HL
LD BC,(MEMORY_MIN)
LD (mem_min),BC
LD (text_start),BC
SBC HL,BC
LD (text_area),HL
RET
console_workarea_initalize:
XOR A
LD (console_x),A
LD (console_y),A
LD (v_fnam_xy),A
LD (v_mode_xy),A
LD A,(_WIDTH)
LD (console_width),A
SUB 7
LD (pointer_line_xy),A
LD (mark_line_xy),A
SUB 4
LD (pointer_x_xy),A
LD (mark_x_xy),A
SUB 6
LD (v_pointer_xy),A
LD (v_mark_xy),A
SUB 6
LD (free_xy),A
SUB 6
LD (v_free_xy),A
LD A,(_MAXLN)
DEC A
LD (v_mode_xy+1),A
LD (v_free_xy+1),A
LD (v_pointer_xy+1),A
LD (pointer_x_xy+1),A
LD (pointer_line_xy+1),A
LD (free_xy+1),A
LD (free_xy+1),A
DEC A
LD (console_length),A
LD (v_fnam_xy+1),A
LD (v_mark_xy+1),A
LD (mark_x_xy+1),A
LD (mark_line_xy+1),A
RET
screen_workarea_initalize:
XOR A
LD (view_offset),A
LD (pointer_x),A
LD (cursor_x),A
LD HL,0
LD (view_line),HL
LD (pointer_line),HL
LD HL,(text_start)
LD (view_adr),HL
CALL calc_pointer_address
CALL set_mark_2
CALL save_cursor_x
RET
key_initalize:
XOR A
LD (escape_mode),A
LD (type_mode),A
RET
tab_table_initalize:
LD HL,tab_info_table
LD B,0
tti1: LD A,B
AND C
JR NZ,tti2
LD A,1
JR tti3
tti2: XOR A
tti3: LD (HL),A
INC HL
INC B
JR NZ,tti1
RET
special_workarea_initalize:
LD HL,(_WKSIZ)
LD DE,300H
OR A
SBC HL,DE
LD (buffer_size),HL
LD HL,0
LD (copy_length),HL
LD (undo_1_b_adr),HL
LD DE,100H
ADD HL,DE
LD (find_b_adr),HL
ADD HL,DE
LD (replace_b_adr),HL
ADD HL,DE
LD (copy_b_adr),HL
RET
;-------------------------------------
; EDITOR OP
pointer_drive:
XOR A
LD (flag_cmd_mode),A
CALL view_screen
pd09: CALL view_text
;
pd1: CALL get_line
pd11: CALL calc_view_line
LD (IX+1),0
CALL C,view_text
CALL view_pointer_line
CALL calc_locate_y
CALL load_cursor_x
CALL calc_pointer_x
CALL calc_cursor_x
JR pd3
Mpd2: CALL calc_cursor_x
CALL save_cursor_x
pd3: LD A,(flag_cmd_mode)
OR A
CALL Z,view_cursor_x
CALL calc_locate_x
CALL C,offset_review
CALL view_line_buffer
;
CALL keyin
CP 20H
JP C,control_code
LD C,A
LD A,(escape_mode)
OR A
LD A,C
JR NZ,pd4
type: LD A,(type_mode)
OR A
LD A,C
JR NZ,type2
CALL insert_type
JP pd2
type2: CALL over_type
JP pd2
;
pd4: CP 80H
JP NC,c_null
CP 40H
JR C,control_code
AND 1FH
;
control_code:
LD HL,key_assign_table
LD D,0
LD E,A
ADD HL,DE
LD A,(HL)
PUSH AF
LD A,(flag_cmd_mode)
OR A
JR Z,c_c1
LD HL,control_code_table_cmd
JR c_c2
c_c1: LD HL,control_code_table
c_c2: POP AF
SLA A
LD E,A
ADD HL,DE
LD E,(HL)
INC HL
LD D,(HL)
LD H,D
LD L,E
JP (HL)
offset_review:
CALL calc_view_offset
CALL calc_locate_x
LD A,(flag_cmd_mode)
OR A
RET NZ
LD (IX+1),1
CALL view_text
RET
keyin:
LD HL,(locate_xy)
CALL _LOC
CALL _FLGET
RET
c_null:
c_reserved:
JP pd2
c_quit:
CALL exit_escape_mode
CALL put_line
JP C,pd2
CALL close_file
JP C,pd2
RET
c_up:
CALL put_line
JP C,pd2
CALL pointer_line_dec
JP C,c_r2
JP pd1
c_down:
CALL put_line
JP C,pd2
CALL pointer_line_inc
JP C,c_l2
JP pd1
c_cursor_top:
CALL top_cursor
JP pd2
c_cursor_botom:
CALL botom_cursor
JP pd2
c_up_page:
CALL put_line
JP C,pd2
LD A,(console_length)
LD B,A
up151: CALL pointer_line_dec
DEC B
JR NZ,up151
JP pd1
c_down_page:
CALL put_line
JP C,pd2
LD A,(console_length)
LD B,A
down151:CALL pointer_line_inc
DEC B
JR NZ,down151
JP pd1
c_right:
CALL pointer_x_inc
JP NC,pd2
c_r1: CALL put_line
JP C,pd2
CALL pointer_line_inc
JP C,pd2
c_r2: CALL top_cursor
CALL save_cursor_x
JP pd1
c_right_cmd:
CALL pointer_x_inc
JP pd2
c_left:
CALL pointer_x_dec
JP NC,pd2
c_l1: CALL put_line
JP C,pd2
CALL pointer_line_dec
JP C,pd1
c_l2: CALL get_line
CALL botom_cursor
CALL calc_cursor_x
CALL save_cursor_x
JP pd11
c_left_cmd:
CALL pointer_x_dec
JP pd2
c_skip_foward:
CALL word_skip_foward
JP NC,pd2
JP c_r1
c_skip_back:
CALL word_skip_back
JP NC,pd2
JP c_l1
c_escape:
CALL put_line
JP C,pd2
LD A,(escape_mode)
OR A
JR Z,c_esc1
CALL exit_escape_mode
JP pd1
c_esc1: DEC A
LD (escape_mode),A
CALL set_mark
CALL view_type_mode
JP pd1
c_escape_cmd:
LD A,(escape_mode)
OR A
JR Z,c_ec1
CALL exit_escape_mode
JP pd2
c_ec1: DEC A
LD (escape_mode),A
CALL view_type_mode
JP pd2
c_change_typemode:
LD A,(type_mode)
XOR 1
LD (type_mode),A
CALL exit_escape_mode
CALL view_type_mode
JP pd2
c_tab_hid:
CALL exit_escape_mode
LD A,(chr_TAB)
LD B,A
LD A,(chr_TAB_swap)
LD (chr_TAB),A
LD A,B
LD (chr_TAB_swap),A
LD (IX+1),1
CALL view_text
JP pd11
c_cr_hid:
CALL exit_escape_mode
LD A,(chr_CR)
LD B,A
LD A,(chr_CR_swap)
LD (chr_CR),A
LD A,B
LD (chr_CR_swap),A
LD (IX+1),1
CALL view_text
JP pd11
c_tab:
CALL delete_mark
LD C,__TAB
JP type
c_back_space:
CALL delete_mark
LD A,(pointer_x)
OR A
JP Z,c_delete_cr
CALL calc_pointer_inline
LD D,H
LD E,L
DEC DE
c_bs0: LD A,(HL)
LD (DE),A
CP __CR
JP Z,c_bs1
OR A
JP Z,c_bs1
INC HL
INC DE
JR c_bs0
;
c_bs1: CALL pointer_x_dec
CALL edited_line
JP pd2
c_back_space_cmd:
LD A,(pointer_x)
OR A
JP Z,pd2
CALL calc_pointer_inline
LD D,H
LD E,L
DEC DE
c_bsc0: LD A,(HL)
LD (DE),A
CP __CR
JP Z,c_bsc1
OR A
JP Z,c_bsc1
INC HL
INC DE
JR c_bsc0
c_bsc1: CALL pointer_x_dec
JP pd2
; Delete CR
;
c_delete_cr:
CALL delete_mark
CALL put_line
JP C,pd2
CALL pointer_line_dec
JP C,pd1
CALL get_line
XOR A
DEC A
LD (cursor_x),A
CALL calc_pointer_x
CALL calc_cursor_x
CALL save_cursor_x
LD HL,(pointer_adr)
CALL next_line
LD DE,1
CALL move_text_minus
c_dc1: CALL calc_text_free
JP pd09
; Insert CR
;
c_insert_cr:
CALL delete_mark
CALL put_line
JP C,pd2
CALL calc_pointer
PUSH HL
LD DE,1
CALL move_text_plus
POP HL
JP C,pd2
LD (HL),__CR
CALL get_line
LD (IX+1),0
CALL view_text
JP c_right
; CR
;
c_cr:
LD A,(type_mode)
OR A
JR Z,c_insert_cr
c_cr1: CALL botom_cursor
JP c_right
; Block delete
;
c_block_delete:
CALL put_line
JP C,pd2
CALL set_mark_2
CALL calc_block_length
JP C,pd2
ADD HL,DE
CALL move_text_minus
CALL get_mark_2
CALL save_cursor_x
LD (IX+1),0
CALL view_text
CALL exit_escape_mode
JP pd1
; Block cut
;
c_block_cut:
CALL put_line
JP C,pd2
CALL set_mark_2
CALL calc_block_length
JP C,pd2
CALL save_copy
JP C,pd2
ADD HL,DE
CALL move_text_minus
CALL get_mark_2
CALL save_cursor_x
LD (IX+1),0
CALL view_text
CALL exit_escape_mode
JP pd1
; Block copy
;
c_block_copy:
CALL put_line
JP C,pd2
CALL set_mark_2
CALL calc_block_length
JP C,pd2
CALL save_copy
JP C,pd2
LD (IX+1),0
CALL view_text
CALL exit_escape_mode
JP pd1
; Block paste
;
c_block_paste:
CALL put_line
JP C,pd2
LD HL,(copy_length)
LD H,A
OR L
JP Z,pd2
CALL exit_escape_mode
CALL calc_pointer
PUSH HL
CALL load_copy
POP DE
JP C,pd2
LD HL,(copy_length)
ADD HL,DE
CALL calc_pointer_line_x_add
CALL get_line
CALL calc_cursor_x
CALL save_cursor_x
LD (IX+1),0
CALL view_text
JP pd11
; Block length calcuration
;
calc_block_length:
CALL swap_mark_pointer
LD HL,(mark_2_adr)
LD A,(mark_2_x)
LD D,0
LD E,A
ADD HL,DE
LD B,H
LD C,L
LD HL,(mark_1_adr)
LD A,(mark_1_x)
LD D,0
LD E,A
ADD HL,DE
LD D,B
LD E,C
OR A
SBC HL,DE
JP Z,scf_ret
LD D,H
LD E,L
LD H,B
LD L,C
RET
c_tab_width_change:
CALL put_line
JP C,pd2
CALL exit_escape_mode
LD A,(tab_width)^
CP 8
JR NZ,t_wc1
LD A,4
JR t_wc2
t_wc1: LD A,8
t_wc2: LD (tab_width),A
DEC A
LD C,A
CALL tab_table_initalize
LD (IX+1),0
CALL view_text
CALL get_line
JP pd2
c_command_mode:
CALL put_line
JP C,pd2
CALL exit_escape_mode
CALL set_mark_2
CALL clr_botom
c_cmde: XOR A
DEC A
LD (flag_cmd_mode),A
LD A,(console_x)
ADD A,10
LD (console_x),A
LD A,(console_width)
SUB 10
LD (console_width),A
LD A,(v_mode_xy+1)
LD (locate_xy+1),A
LD HL,(v_mode_xy)
CALL _LOC
LD DE,s_command
CALL _MSX
LD A,__CR
LD (line_buffer),A
XOR A
LD (pointer_x),A
JP pd2
;-------------------------------------
; Command execute
c_cr_cmd:
XOR A
LD (flag_cmd_mode),A
CALL view_botom
LD A,(console_x)
SUB 10
LD (console_x),A
LD A,(console_width)
ADD A,10
LD (console_width),A
LD DE,line_buffer
ccc1: CALL skip_space
INC DE
AND 0DFH
CP "E"
JP Z,x_edit
CP "Q"
JP Z,x_quit
CP "L"
JP Z,x_load
CP "S"
JP Z,x_save
CP "N"
JP Z,x_new
CP "B"
JP Z,x_first
CP "F"
JP Z,x_find
CP "C"
JP Z,x_replace
CP "W"
JP Z,x_width
JP c_cmde
skip_space:
LD A,(DE)
CP __SPACE
RET NZ
CP __TAB
RET NZ
INC DE
JR skip_space
skip_not_space:
LD A,(DE)
CP __SPACE
RET Z
CP __TAB
RET Z
INC DE
JR skip_not_space
x_edit:
CALL skip_space
CP __CR
JR Z,x_ed1
CALL get_number
DEC HL
LD (pointer_line),HL
CALL calc_pointer_address
x_ed2: CALL set_mark_2
x_ed1: CALL get_mark_2
CALL save_cursor_x
JP pd1
x_width:
LD A,(_WIDTH)
CP 40
JR Z,x_w1
LD A,40
x_w0: CALL _WIDCH
CALL console_workarea_initalize
CALL view_colums
LD (IX+1),0
CALL view_text
JP c_cmde
x_w1: LD A,80
JR x_w0
x_first:
PUSH DE
XOR A
LD (pointer_x),A
LD (cursor_x),A
LD HL,0
LD (pointer_line),HL
CALL calc_pointer_address
CALL set_mark_2
POP DE
JP ccc1
x_quit:
CALL close_file
JP C,c_cmde
RET
x_load:
PUSH DE
CALL close_file
POP DE
JP C,c_cmde
CALL skip_space
LD A,__CLS
CALL _PRINT
CALL load_file
JP C,x_ld1
CALL screen_workarea_initalize
x_ld0: CALL view_screen
LD (IX+1),0
CALL view_text
JP c_cmde
x_ld1: CALL _ERROR
CALL pause
JR x_ld0
x_save: