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/programs/develop/tinypad/trunk/tp-commo.asm
0,0 → 1,590
;-----------------------------------------------------------------------------
func check_cur_vis_inv ;//////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push eax ebx
xor bl,bl
.chk_y:
mov eax,[pos.y]
or eax,eax
jge @f
mov [pos.y],0
jmp .chk_dy
@@: cmp eax,[lines]
jl .chk_dy
mov eax,[lines]
dec eax
mov [pos.y],eax
.chk_dy:
mov eax,[top_line]
cmp eax,[pos.y]
jle @f
push [pos.y]
pop [top_line]
inc bl
@@: add eax,[lines.scr]
cmp eax,[pos.y]
jg .chk_x
mov eax,[pos.y]
sub eax,[lines.scr]
inc eax
mov [top_line],eax
inc bl
.chk_x:
mov eax,[pos.x]
or eax,eax
jge @f
mov [pos.x],0
jmp .chk_dx
@@: cmp eax,[columns]
jl .chk_dx
mov eax,[columns]
mov [pos.x],eax
.chk_dx:
mov eax,[left_col]
cmp eax,[pos.x]
jle @f
push [pos.x]
pop [left_col]
inc bl
@@: add eax,[columns.scr]
cmp eax,[pos.x]
jg @f
mov eax,[pos.x]
sub eax,[columns.scr]
inc eax
mov [left_col],eax
inc bl
@@: cmp [mev],MEV_LDOWN
jne .exit
push [pos.x] [pos.y]
pop [sel.y] [sel.x]
.exit:
or bl,bl
clc
jz @f
call draw_file
stc
@@: pop ebx eax
ret
endf
 
;-----------------------------------------------------------------------------
func clear_selection ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push eax ebx
mov eax,[sel.y]
mov ebx,[pos.y]
cmp eax,ebx
jle @f
xchg eax,ebx
@@: push [pos.x] [pos.y]
pop [sel.y] [sel.x]
call draw_file.ex
pop ebx eax
ret
endf
 
;-----------------------------------------------------------------------------
func pt_in_rect ;/////////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
cmp eax,[ecx+0x0]
jl @f
cmp ebx,[ecx+0x4]
jl @f
cmp eax,[ecx+0x8]
jg @f
cmp ebx,[ecx+0xC]
jg @f
stc
ret
@@: clc
ret
endf
 
;-----------------------------------------------------------------------------
func check_bottom_right ;/////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push eax
mov eax,[top_line]
add eax,[lines.scr]
cmp eax,[lines]
jbe .lp1
mov eax,[lines]
sub eax,[lines.scr]
jns @f
xor eax,eax
@@: mov [top_line],eax
.lp1: mov eax,[left_col]
add eax,[columns.scr]
cmp eax,[columns]
jbe .exit
mov eax,[columns]
sub eax,[columns.scr]
jns @f
xor eax,eax
@@: mov [left_col],eax
.exit:
pop eax
ret
endf
 
;-----------------------------------------------------------------------------
func check_inv_str ;//////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
@^
mov eax,[pos.y]
mov ecx,[top_line]
.skip_init:
call check_cur_vis
mov [pos.y],eax
mov [top_line],ecx
.skip_check:
; call invalidate_string
call drawfile
ret
^@
endf
 
;-----------------------------------------------------------------------------
func check_inv_all ;//////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
mov eax,[pos.y]
mov ecx,[top_line]
.skip_init:
call check_cur_vis
mov [pos.y],eax
mov [top_line],ecx
.skip_check:
; call clear_screen
call draw_file
ret
endf
 
;-----------------------------------------------------------------------------
func check_cur_vis ;//////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
cmp eax,ecx
jb .low
mov edx,ecx
add edx,[lines.scr]
cmp edx,[lines]
jbe @f
mov edx,[lines]
@@: cmp eax,edx
jb @f
lea ecx,[eax+1]
sub ecx,[lines.scr]
jns @f
xor ecx,ecx
jmp @f
.low: mov ecx,eax
@@: mov edx,ecx
add edx,[lines.scr]
cmp edx,[lines]
jbe @f
mov ecx,[lines]
sub ecx,[lines.scr]
jns @f
xor ecx,ecx
@@:;mov [top_line],ecx
 
pushad
mov eax,[pos.x]
mov ebx,[left_col]
mov ecx,ebx
add ecx,[columns.scr]
cmp eax,ebx
jb .lp1
cmp eax,ecx
jb .exit
lea ebx,[eax]
sub ebx,[columns.scr]
jmp @f
.lp1: mov ebx,eax
@@: mov [left_col],ebx
 
.exit:
mov [pos.x],eax
popad
 
ret
endf
 
;-----------------------------------------------------------------------------
func get_real_length ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
movzx eax,word[esi]
@@: cmp byte[esi+eax+4-1],' '
jne @f
dec eax
jnz @b
@@: ret
endf
 
;-----------------------------------------------------------------------------
func get_line_offset ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
; Input:
; ECX = line number
; Output:
; ESI = line data offset
;-----------------------------------------------------------------------------
push eax ecx
mov esi,AREA_EDIT
jecxz .exit
@@: movzx eax,word[esi]
dec ecx
lea esi,[esi+eax+4]
jnz @b
.exit:
pop ecx eax
ret
endf
 
;-----------------------------------------------------------------------------
func init_sel_vars ;//////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
pushad
mov [sel.selected],1
mov eax,[sel.x]
mov ebx,[sel.y]
mov ecx,[pos.x]
mov edx,[pos.y]
cmp ebx,edx
jl .lp2
jne @f
cmp eax,ecx
jl .lp2
jne .lp1
dec [sel.selected]
jmp .lp2
@@: xchg ebx,edx
.lp1: xchg eax,ecx
.lp2: mov [sel.begin.x],eax
mov [sel.begin.y],ebx
mov [sel.end.x],ecx
mov [sel.end.y],edx
popad
ret
endf
 
;-----------------------------------------------------------------------------
func get_scroll_vars ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
; Input:
; EAX = maximum data size (units)
; EBX = visible data size (units)
; ECX = current data position (units)
; EDX = scrolling area size (pixels)
; Output:
; EAX = srcoller offset (pixels)
; EBX = scroller size (pixels)
;-----------------------------------------------------------------------------
push eax ebx edx
; sub eax,ebx
mov esi,eax
mov eax,edx
imul ebx
idiv esi
cmp eax,[esp]
jge .null
cmp eax,AMINS
jge @f
neg eax
add eax,AMINS
sub [esp],eax
mov eax,AMINS
@@: mov [esp+4],eax ; scroller size
mov eax,[esp]
imul ecx
idiv esi
or eax,eax
jns @f
xor eax,eax
@@: mov [esp+8],eax ; scroller offset
add eax,[esp+4]
cmp eax,[esp]
jle @f
; mov eax,[esp]
; sub eax,[esp+4]
; js @f
; mov [esp+8],eax
@@:
pop edx ebx eax
ret
.null:
mov dword[esp+4],0
mov dword[esp+8],0
jmp @b
endf
 
;-----------------------------------------------------------------------------
func uint2strz ;//////////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
dec ebx
jz @f
xor edx,edx
div ecx
push edx
call uint2strz
pop eax
@@: cmp al,10
sbb al,$69
das
stosb
ret
endf
 
;-----------------------------------------------------------------------------
func uint2str ;///////////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
cmp eax,ecx
jb @f
xor edx,edx
div ecx
push edx
call uint2str
pop eax
@@: cmp al,10
sbb al,$69
das
stosb
ret
endf
 
;-----------------------------------------------------------------------------
func rgb_to_gray ;////////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
push 0 eax
and dword[esp],0x000000FF
fild dword[esp]
fmul [float_gray_b]
shr eax,8
mov [esp],eax
and dword[esp],0x000000FF
fild dword[esp]
fmul [float_gray_g]
faddp
shr eax,8
and eax,0x000000FF
mov [esp],eax
fild dword[esp]
fmul [float_gray_r]
faddp
frndint
fist dword[esp]
fist dword[esp+1]
fistp dword[esp+2]
pop eax
add esp,4
ret
endf
 
;float_gray_r dd 0.30f
;float_gray_g dd 0.59f
;float_gray_b dd 0.11f
 
;-----------------------------------------------------------------------------
func get_active_menu_item ;///////////////////////////////////////////////////
;-----------------------------------------------------------------------------
pushad
mov [mi_cur],0
mcall 37,1
movsx ebx,ax
sar eax,16
mov ecx,__rc
pushd 2 0 (main_menu.width+7) (ATOPH-2)
popd [__rc+0xC] [__rc+0x8] [__rc+0x4] [__rc+0x0]
; add [__rc+0xC],ATOPH-2
call pt_in_rect
jnc .outside_menu
m2m dword[ecx+0x8],dword[ecx+0x0]
mov edx,main_menu
@@: inc [mi_cur]
movzx esi,word[edx+0]
add [ecx+0x8],esi
call pt_in_rect
jc .exit
m2m dword[ecx+0x0],dword[ecx+0x8]
add edx,8+1
movzx esi,byte[edx-1]
add edx,esi
cmp byte[edx+8],0
jne @b
mov [mi_cur],0
.exit:
popad
ret
.outside_menu:
or [mi_cur],-1
@@: popad
ret
endf
 
;-----------------------------------------------------------------------------
func get_active_popup_item ;//////////////////////////////////////////////////
;-----------------------------------------------------------------------------
pushad
mov [pi_cur],0
mcall 37,1
movsx ebx,ax
sar eax,16
mov ecx,__rc
mov dword[ecx+0x0],0
mov dword[ecx+0x4],0
movzx edx,[ebp+POPUP.width]
mov dword[ecx+0x8],edx;POP_WIDTH
movzx edx,[ebp+POPUP.height]
mov dword[ecx+0xC],edx;POP_HEIGHT
call pt_in_rect
jnc .outside_window
inc dword[ecx+0x0]
mov dword[ecx+0x4],3
dec dword[ecx+0x8]
mov dword[ecx+0xC],3+POP_IHEIGHT-1
mov edx,[ebp+POPUP.data];popup_text.data
@@: inc [pi_cur]
inc edx
movzx esi,byte[edx-1]
cmp byte[edx],'-'
jne .lp1
pushd [ecx+0xC]
sub dword[ecx+0xC],POP_IHEIGHT-4
call pt_in_rect
popd [ecx+0xC]
jc .separator
add dword[ecx+0x4],4
add dword[ecx+0xC],4
jmp .lp3
.lp1: call pt_in_rect
jnc .lp2
mov eax,[pi_cur]
test byte[ebp+eax-1],1;byte[popup_text+eax-1],1
jnz .exit
jmp .separator
.lp2: add dword[ecx+0x4],POP_IHEIGHT
add dword[ecx+0xC],POP_IHEIGHT
add edx,esi
inc edx
movzx esi,byte[edx-1]
.lp3: add edx,esi
cmp byte[edx],0
jne @b
.separator:
mov [pi_cur],0
.exit:
popad
ret
.outside_window:
or [pi_cur],-1
jmp .exit
endf
 
;-----------------------------------------------------------------------------
func line_add_spaces ;////////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
; esi = line offset
; ecx = needed line length
;-----------------------------------------------------------------------------
pushad
movzx edx,word[esi]
cmp ecx,edx
jbe .exit
sub ecx,edx
push ecx
mov edi,AREA_TEMP2
mov eax,esi
mov esi,edi
sub esi,ecx
lea ecx,[eax+4]
add ecx,edx;[eax]
push ecx
neg ecx
lea ecx,[esi+ecx+1]
std
rep movsb
pop edi ecx
add [eax],cx
mov al,' '
cld
rep stosb
.exit:
popad
ret
endf
 
;-----------------------------------------------------------------------------
func delete_selection ;///////////////////////////////////////////////////////
;-----------------------------------------------------------------------------
cmp [sel.selected],0
je .exit.2
 
pushad
mov ecx,[sel.begin.y]
cmp ecx,[sel.end.y]
je .single_line
call get_line_offset
and dword[esi],not 0x00020000
or dword[esi],0x00010000
mov ecx,[sel.begin.x]
call line_add_spaces
lea edi,[esi+4]
mov ecx,[sel.end.y]
call get_line_offset
call get_real_length
cmp eax,[sel.end.x]
jbe @f
mov eax,[sel.end.x]
@@: movzx ecx,word[esi]
sub ecx,eax
mov ebx,[sel.begin.x]
add ebx,ecx
mov [edi-4],bx
add edi,[sel.begin.x]
lea esi,[esi+eax+4]
mov ecx,AREA_TEMP2
sub ecx,esi
cld
rep movsb
mov eax,[sel.end.y]
sub eax,[sel.begin.y]
sub [lines],eax
jmp .exit
 
.single_line:
call get_line_offset
and dword[esi],not 0x00020000
or dword[esi],0x00010000
call get_real_length
cmp eax,[sel.begin.x]
jbe .exit
mov ecx,[sel.end.x]
cmp ecx,eax
jbe @f
mov ecx,eax
@@: sub ecx,[sel.begin.x]
sub [esi],cx
lea edi,[esi+4]
add edi,[sel.begin.x]
lea esi,[edi+ecx]
mov ecx,AREA_TEMP2
sub ecx,esi
cld
rep movsb
 
.exit:
mov eax,[sel.begin.x]
mov [pos.x],eax
mov [sel.x],eax
mov eax,[sel.begin.y]
mov [pos.y],eax
mov [sel.y],eax
popad
mov [modified],1
clc
ret
 
.exit.2:
stc
ret
endf