kolibrios/programs/iconedit/trunk/iconedit.asm

984 lines
35 KiB
NASM
Raw Normal View History

;
; Modified from original icon editor
;
; Compile with FASM for Menuet
;
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd 0x100000 ; memory for app
dd 0x7fff0 ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
include 'lang.inc'
include 'macros.inc'
window_x_size equ 346
window_y_size equ 312
START: ; start of execution
call draw_window ; at first, draw the window
call get_screen_size ; get screen x and y size
check_mouse:
call draw_mouse ; are we editing the icon
call check_colour ; are we selecting a colour
still:
mov eax,23 ; wait here for event
mov ebx,1 ; for 1ms
int 0x40
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
jmp check_mouse ; start loop again
red: ; redraw
call draw_window ; draw our window
jmp check_mouse ; start the loop again
key:
mov eax,2 ; get a key
int 0x40 ; do it
shr eax,8 ; move it to al
cmp byte [editstate],0 ; are we in edit mode
je check_mouse ; if not start loop again
cmp al,8 ; is it a backspace
jne no_bksp ; if no jump over backspace code
cmp byte [editpos],0 ; is it the first character
je no_del_last ; if yes jump over backspace code
dec byte [editpos] ; decrement our position
xor ebx,ebx ; clear pointer
mov bl,byte [editpos] ; get our position
add ebx,icon ; add our offset
mov byte [ebx],0 ; delete character
no_del_last:
call draw_filename ; update filename
jmp check_mouse ; start loop again
no_bksp:
cmp al,13 ; is it the enter key
jne no_enter ; no then jump over enter code
mov byte [editstate],0 ; get out of edit mode
call draw_filename ; update filename
jmp check_mouse ; start loop again
no_enter:
cmp al,31 ; are we below character 31
jbe no_lit ; then must be illegal
cmp al,97 ; are we below character 97
jb capital ; then must be ok
sub eax,32 ; else subtract 32 from it to make it legal
capital:
xor ebx,ebx ; clear our pointer
mov bl,byte [editpos] ; get our position
add ebx,icon ; add our offset
mov byte [ebx],al ; move our character into buffer
inc byte [editpos] ; increment our edit position
cmp byte [editpos],12 ; are we at our last position
jne no_null_state ; no then jump over last position code
mov byte [editstate],0 ; get out of edit mode
no_null_state:
call draw_filename ; update filename
no_lit:
jmp check_mouse ; start loop again
button: ; button
mov eax,17 ; get id
int 0x40
cmp ah,1 ; button id=1 ?
jne button_3
mov eax,-1 ; close this program
int 0x40
button_3:
cmp ah,3 ; was it button 3 - FILENAME
jne button_4 ; no then try button 4
cld ;
mov byte [editstate],1 ; enter edit mode
mov edi,icon ; point to our buffer
mov eax,0x20202020 ; file reg with 4 spaces
mov ecx,3 ; going to write it 3 times
rep stosd ; repeat giving 12 spaces
mov byte [editpos],0 ; zero our edit position
call draw_filename ; update filename
jmp check_mouse ; start loop again
button_4:
cmp ah,4 ; was it button 4 - LOAD
jne button_5 ; no then try button 5
mov byte [editstate],0 ; dont want to be in edit mode
call draw_filename ; update filename
call load_file ; load the file
call draw_icon ; update icon screen
call draw_graph ; update edit screen
jmp check_mouse ; start loop again
button_5:
cmp ah,5 ; was it button 5 - SAVE
jne button_6 ; no then try button 6
mov byte [editstate],0 ; dont want to be in edit mode
call draw_filename ; update filename
call save_file ; save the file
jmp check_mouse ; start loop again
button_6:
cmp ah,6 ; was it button 6 - CLEAR ICON
jne button_7 ; no then try button 7
mov byte [editstate],0 ; dont want to be in edit mode
call draw_filename ; update filename
call clear_graph_icon ; clear the icon and edit screens
button_7:
cmp ah,7 ; was it button 7 - FLIP ICON
jne button_8 ; no then try button 8
call flip_icon ; flip
button_8:
cmp ah,8 ; was it button 8 - MIRROR ICON
jne button_9 ; no then try button 9
call flip_diag ; flip L/R and U/D
call flip_icon ; cheated now have to flip it
button_9:
cmp ah,9 ; was it button 9 - FLIP L/R and U/D
jne button_10 ; no then try button 10
call flip_diag ; flip L/R and U/D
call draw_icon ; update icon
call draw_graph ; update graph
button_10:
cmp ah,10 ; was it button 9 - SET AS BGR
jne check_mouse ; no then exit
call set_background ; set as background
jmp check_mouse ; start loop again
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,1 ; 1, start of draw
int 0x40
; DRAW WINDOW
mov eax,0 ; function 0 : define and draw window
mov ebx,100*65536+window_x_size ; [x start] *65536 + [x size]
mov ecx,100*65536+window_y_size ; [y start] *65536 + [y size]
mov edx,0x03ffffff ; color of work area 0x00RRGGBB
mov esi,0x807799bb ; color of grab bar 0x00RRGGBB
mov edi,0x007799bb ; color of frames 0x00RRGGBB
int 0x40
; WINDOW LABEL
mov eax,4 ; function 4 : write text to window
mov ebx,7*65536+7 ; [x start] *65536 + [y start]
mov ecx,0xddeeff ; color of text 0x00RRGGBB
mov edx,labelt ; pointer to text beginning
mov esi,11 ; text length
int 0x40
; DRAW BUTTON BAR
mov eax,13 ; function 13 : draw bar
mov ebx,5*65536+window_x_size-9 ; [x start] *65536 + [x size]
mov ecx,(window_y_size-20)*65536+16 ; [y start] *65536 + [y size]
mov edx,0x7799bb ; colour 0x00RRGGBB
int 0x40
; DEFINE BUTTON 3 : FILENAME
mov eax,8 ; function 8 : define button
mov ebx,5*65536+62 ; [x start] *65536 + [x size]
mov ecx,(window_y_size-19)*65536+14 ; [y start] *65536 + [y size]
mov edx,3 ; button id number
mov esi,0x7799bb ; button color 0x00RRGGBB
int 0x40
; BUTTON 3 TEXT
mov eax,4 ; function 4 : write text to window
mov ebx,13*65536+window_y_size-15 ; [x start] *65536 + [y start]
mov ecx,0xddeeff ; text color 0x00RRGGBB
mov edx,button_text_3 ; pointer to text beginning
mov esi,8 ; text length
int 0x40
call draw_filename ; update filename
; DEFINE BUTTON 4 : LOAD
mov eax,8 ; function 8 : define button
mov ebx,(window_x_size-87)*65536+38 ; [x start] *65536 + [x size]
mov ecx,(window_y_size-19)*65536+14 ; [y start] *65536 + [y size]
mov edx,4 ; button id number
mov esi,0x7799bb ; button color 0x00RRGGBB
int 0x40
; DEFINE BUTTON 5 : SAVE
mov ebx,(window_x_size-43)*65536+38 ; [x start] *65536 + [x size]
mov edx,5 ; button id number
int 0x40
; DEFINE BUTTON 6 : CLEAR ICON
mov ebx,268*65536+72 ; [x start] *65536 + [x size]
mov ecx,65*65536+14 ; [y start] *65536 + [y size]
mov edx,6 ; button id number
int 0x40
; DEFINE BUTTON 7 : FLIP VERTICAL
mov ecx,85*65536+14 ; [y start] *65536 + [y size]
mov edx,7 ; button id number
int 0x40
; DEFINE BUTTON 8 : FLIP HORIZONTAL
mov ecx,105*65536+14 ; [y start] *65536 + [y size]
mov edx,8 ; button id number
int 0x40
; DEFINE BUTTON 9 : SET AS BACKGROUND
mov ecx,125*65536+14 ; [y start] *65536 + [y size]
mov edx,9 ; button id number
int 0x40
; DEFINE BUTTON 10 : SET AS BACKGROUND
mov ecx,145*65536+14 ; [y start] *65536 + [y size]
mov edx,10 ; button id number
int 0x40
; BUTTON 4 TEXT
mov eax,4 ; function 4 : write text to window
mov ebx,267*65536+window_y_size-15 ; [x start] *65536 + [y start]
mov ecx,0xddeeff ; text color 0x00RRGGBB
mov edx,button_text_4 ; pointer to text beginning
mov esi,4 ; text length
int 0x40
; BUTTON 5 TEXT
mov ebx,311*65536+window_y_size-15 ; [x start] *65536 + [y start]
mov edx,button_text_5 ; pointer to text beginning
int 0x40
; BUTTON 6 TEXT
mov ebx,275*65536+69 ; [x start] *65536 + [y start]
mov edx,button_text_6 ; pointer to text beginning
mov esi,10 ; text length
int 0x40
; BUTTON 7 TEXT
mov ebx,275*65536+89 ; [x start] *65536 + [y start]
mov edx,button_text_7 ; pointer to text beginning
int 0x40
; BUTTON 8 TEXT
mov ebx,275*65536+109 ; [x start] *65536 + [y start]
mov edx,button_text_8 ; pointer to text beginning
int 0x40
; BUTTON 9 TEXT
mov ebx,275*65536+129 ; [x start] *65536 + [y start]
mov edx,button_text_9 ; pointer to text beginning
int 0x40
; BUTTON 10 TEXT
mov ebx,275*65536+149 ; [x start] *65536 + [y start]
mov edx,button_text_10 ; pointer to text beginning
int 0x40
; DRAW GRAPH BACKGROUND
mov eax,13 ; function 13 : draw bar
mov ebx,6*65536+257 ; [x start] *65536 + [x size]
mov ecx,26*65536+257 ; [y start] *65536 + [y size]
mov edx,0x7799bb ; colour 0x00RRGGBB
int 0x40
; DRAW ICON BACKGROUND
mov ebx,268*65536+34 ; [x start] *65536 + [x size]
mov ecx,26*65536+34 ; [y start] *65536 + [y size]
int 0x40
; DRAW PALETTE BACKGROUND
mov ebx,268*65536+34 ; [x start] *65536 + [x size]
mov ecx,217*65536+33 ; [y start] *65536 + [y size]
int 0x40
; DRAW PALETTE BACKGROUND
mov ebx,268*65536+33 ; [x start] *65536 + [x size]
mov ecx,250*65536+33 ; [y start] *65536 + [y size]
int 0x40
; DRAW PALETTE BACKGROUND
mov ebx,301*65536+33 ; [x start] *65536 + [x size]
mov ecx,249*65536+34 ; [y start] *65536 + [y size]
int 0x40
; DRAW GREYSCALE BACKGROUND
mov ebx,307*65536+34 ; [x start] *65536 + [x size]
mov ecx,210*65536+34 ; [y start] *65536 + [y size]
int 0x40
; DRAW SELECTED COLOUR BACKGROUND
mov ebx,268*65536+73 ; [x start] *65536 + [x size]
mov ecx,171*65536+34 ; [y start] *65536 + [y size]
int 0x40
; DRAW WHITE TO START
mov ebx,269*65536+71 ; [x start] *65536 + [x size]
mov ecx,172*65536+32 ; [y start] *65536 + [y size]
mov edx,0xffffff ; colour 0x00RRGGBB
int 0x40
; DRAW PALETTE RED + GREEN SECTION
xor edi,edi ; clear column loop count
next_r_g_outer:
xor esi,esi ; clear line loop count
next_r_g_inner:
mov eax,1 ; function 1 : putpixel
mov ebx,edi ; get column count
shr ebx,3 ; divide by 8
add ebx,269 ; add our x offset
mov ecx,esi ; get our line count
shr ecx,3 ; divide by 8
add ecx,218 ; add our y offset
mov edx,255 ; maximum red
sub edx,edi ; minus column count
shl edx,8 ; into position 0x0000RR00
add edx,255 ; maximum green
sub edx,esi ; minus line count
shl edx,8 ; into position 0x00RRGG00
int 0x40
add esi,5 ; colour in steps of 5 to keep small
cmp esi,255 ; have we done a line
jne next_r_g_inner ; nop then do next pixel
add edi,5 ; colour in steps of 5 to keep small
cmp edi,255 ; have we done all columns
jne next_r_g_outer ; no then start the next one
; DRAW PALETTE GREEN + BLUE SECTION
mov edi,0 ; as above
next_g_b_outer:
mov esi,0
next_g_b_inner:
mov eax,1
mov ebx,edi
shr ebx,3
add ebx,269
mov ecx,esi
shr ecx,3
add ecx,250
mov edx,255
sub edx,edi
shl edx,16
add edx,esi
int 0x40
add esi,5
cmp esi,255
jne next_g_b_inner
add edi,5
cmp edi,255
jne next_g_b_outer
; DRAW PALETTE BLUE + RED SECTION
mov edi,0 ; as above
next_b_r_outer:
mov esi,0
next_b_r_inner:
mov eax,1
mov ebx,edi
shr ebx,3
add ebx,301
mov ecx,esi
shr ecx,3
add ecx,250
mov edx,edi
shl edx,8
add edx,esi
int 0x40
add esi,5
cmp esi,255
jne next_b_r_inner
add edi,5
cmp edi,255
jne next_b_r_outer
; DRAW GREYSCALE
mov edi,0
next_b_w_outer:
mov esi,0
next_b_w_inner:
mov eax,1
mov ebx,edi
shr ebx,3
add ebx,308
mov ecx,esi
shr ecx,3
add ecx,211
mov edx,esi
shl edx,8
add edx,esi
shl edx,8
add edx,esi
int 0x40
add esi,5
cmp esi,255
jne next_b_w_inner
add edi,5
cmp edi,255
jne next_b_w_outer
cmp [first_run],0 ; is it the first window draw
jne dont_load ; no then dont reload the file
call load_file ; load initial file
mov [first_run],1 ; first window draw done
dont_load:
call draw_icon ; draw icon area
call draw_graph ; draw edit area
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,2 ; 2, end of draw
int 0x40
ret ; return
; *********************************************
; ******* SET BACKGROUND ********
; *********************************************
set_background:
mov ecx,image+3600 ; point to our decode buffer
mov edx,image+54+32*32*3-96 ; point to last line of bmp
mov edi,0 ; zero line count
decode_line:
mov esi,0 ; zero column count
decode_column:
mov ebx,[edx] ; get our data
mov [ecx],ebx ; store our data
add ecx,4 ; add 4 bytes to pointer as using double word
add edx,4 ; add 4 bytes to pointer
inc esi ; increment column count
cmp esi,24 ; have we done all columns
jne decode_column ; no then do some more
sub edx,192 ; move back 2 lines of bmp data
inc edi ; increment line count
cmp edi,33 ; have we done all lines
jne decode_line ; no then do another one
mov eax,15 ; background
mov ebx,1 ; set background size
mov ecx,32 ; x size
mov edx,32 ; y size
int 0x40 ; do it
mov ebx,5 ; blockmove image to os bgr memory
mov ecx,image+3600 ; point to image
mov edx,0 ; start of bgr memory
mov esi,32*32*3 ; byte count
int 0x40 ; do it
mov ebx,4 ; type of background draw
mov ecx,1 ; tile
int 0x40 ; do it
mov ebx,3 ; draw background
int 0x40 ; do it
ret ; return
; *********************************************
; ******* GET SCREEN X and Y SIZE ********
; *********************************************
get_screen_size:
mov eax,14 ; function 14 : get screen max
int 0x40 ; returns eax : 0xXXXXYYYY
push eax ; save reg
and eax,0x0000ffff ; split out y size
add eax,1 ; add 1 to remove zero base
mov [y_size],eax ; store for later
pop eax ; restore reg
shr eax,16 ; move x size down the reg
add eax,1 ; add 1 to remove zero base
mov [x_size],eax ; store for later
ret
; *********************************************
; ******* LOAD FILE ********
; *********************************************
load_file:
mov eax,6 ; function 6 : load file
mov ebx,icon ; point to the name
mov ecx,0 ; reserved
mov edx,200000 ; reserved
mov esi,image ; point to image buffer
int 0x40 ; do it
ret ; return
; *********************************************
; ******* SAVE FILE ********
; *********************************************
save_file:
mov eax,33 ; function 33 : save file
mov ebx,icon ; point to name
mov ecx,image ; point to our data
mov edx,54+32*32*3 ; how much data to transfer
xor esi,esi ; 0 - create a new file
int 0x40 ; do it
ret ; return
; *********************************************
; ******* DRAW FILENAME TO SCREEN ********
; *********************************************
draw_filename:
; DRAW COLOUR BACKGROUND
pusha ; save all registers on stack
mov eax,13 ; function 13 : draw bar
mov ebx,73*65536+81 ; [x start] *65536 + [x size]
mov ecx,(window_y_size-19)*65536+15 ; [y start] *65536 + [y size]
mov edx,0x557799 ; colour 0x00RRGGBB
int 0x40
mov eax,4 ; function 4 : write text to window
mov ebx,78*65536+(window_y_size-15) ; [y start] *65536 + [y size]
xor ecx,ecx ; colour 0x00RRGGBB = black
mov edx,icon ; point to text
mov esi,12 ; number of characters to write
cmp byte [editstate],1 ; are we in edit mode
jne no_active_1 ; no then jump over change colour
mov ecx,0x00112299 ; else change colour
no_active_1:
int 0x40 ; do it
popa ; return all registers to original
ret ; return
; *********************************************
; ******* DRAW ICON FROM LOADED FILE ********
; *********************************************
draw_icon:
mov ecx,27 ; y start position
mov eax,image+51+32*32*3 ; point to our bmp data
mov edi,0 ; line count
line:
mov esi,0 ; column count
mov ebx,269+31 ; x start position
pixel:
mov edx,[eax] ; colour 0x00RRGGBB from image data
push eax ; save our position
mov eax,1 ; function 1 : put pixel
int 0x40 ; do it
pop eax ; restore our position
sub eax,3 ; point to next pixel colour
dec ebx ; move our x position
inc esi ; increment our column count
cmp esi,32 ; have we done all columns
jne pixel ; no then do next pixel
inc ecx ; move our y position
inc edi ; increment line count
cmp edi,32 ; have we done all lines
jne line ; no then do next line
ret ; return
; *********************************************
; ******* DRAW GRAPH FROM LOADED FILE *******
; *********************************************
draw_graph:
mov edi,0 ; line count
mov eax,image+51+32*32*3 ; point to our bmp data
next_lin:
mov ecx,edi ; use our line count for position
shl ecx,3 ; multiply by eight
add ecx,27 ; add y start position
shl ecx,16 ; move into top eight bytes [y start]
add ecx,7 ; add box height [y size]
mov esi,32 ; column count
next_bo:
mov ebx,esi ; use our column count for position
shl ebx,3 ; multiply by eight
add ebx,-1 ; add a correction
shl ebx,16 ; and move into top eight bytes [x start]
add ebx,7 ; add box width [x size]
mov edx,[eax] ; point to bmp data
push eax ; save our position
mov eax,13 ; function 13 : draw bar
int 0x40 ; do it
pop eax ; restore our position
sub eax,3 ; point to next pixel colour
dec esi ; increment column count
cmp esi,0 ; have we done all columns
jne next_bo ; no then do the next column
inc edi ; increment line count
cmp edi,32 ; have we done all lines
jne next_lin ; no then do the next line
ret ; return
; *********************************************
; ******* CLEAR GRAPH and ICON AREA ********
; *********************************************
clear_graph_icon:
; CLEAR IMAGE DATA
mov edi,image+54 ; point to our data
mov eax,0x00000000 ; data to write
mov ecx,(32*32*3)/4 ; how much data
rep stosd ; repeat until all data transfered
call draw_icon ; draw a blank icon
call draw_graph ; draw a blank graph
ret ; return
; *********************************************
; ******* FLIP ICON TOP to BOTTOM ********
; *********************************************
flip_icon:
mov ecx,image+54 ; point at first line
mov edx,image+54+32*32*3+96 ; point 1 line past end
mov edi,0 ; zero line count
lines:
mov esi,0 ; zero column count
sub edx,192 ; move back 2 lines
columns:
mov eax,[ecx] ; get bytes
mov ebx,[edx] ; get bytes
mov [ecx],ebx ; swap bytes
mov [edx],eax ; swap bytes
add ecx,4 ; move pointer
add edx,4 ; move pointer
inc esi ; increment column count
cmp esi,24 ; have we done all columns
jne columns ; no then do next column
inc edi ; increment line count
cmp edi,16 ; have we done all lines
jne lines ; no then do next line
call draw_icon ; update icon
call draw_graph ; update graph
ret ; return
; *********************************************
; ******* FLIP ICON DIAGONAL ********
; *********************************************
flip_diag:
mov ecx,image+54 ; point line 1 first bytes
mov edx,image+3600 ; point to buffer
xor esi,esi ; zero byte count
pusha ; save all registers
copy_out:
mov eax,[ecx] ; get bytes
mov [edx],eax ; copy bytes
add ecx,4 ; move pointer
add edx,4 ; move pointer
inc esi ; increment byte count
cmp esi,24*32 ; have we done all bytes
jne copy_out ; no then do the next
popa ; restore all registers
mov edx,image+3600+32*32*3-3 ; point to last bytes
copy_in:
mov eax,[edx] ; get bytes
mov [ecx],eax ; copy to image first bytes
add ecx,3 ; move pointer 3 bytes
sub edx,3 ; move pointer 3 bytes
inc esi ; increment byte count
cmp esi,32*32 ; have we done all bytes
jne copy_in ; no then do next
ret ; return
; *********************************************
; ******* DRAW MOUSE ON GRAPH / ICON ********
; *********************************************
draw_mouse:
mov eax,37 ; function 37
mov ebx,2 ; sub function 2 : check for mouse button
int 0x40 ; do it
cmp eax,0 ; was a button pressed
je exit_mouse ; no then jump to exit
cmp eax,1 ; left hand button
je colour_mouse ; we are using selected colour
mov [draw_colour],0x000000 ; else draw with black
jmp blank ; jmp over colour select
colour_mouse:
mov eax,[sel_colour] ; get our selected colour
mov [draw_colour],eax ; save our selected colour
blank:
mov eax,37 ; function 37
mov ebx,1 ; sub function 1 : get mouse position
int 0x40 ; do it
push eax ; save our x/y position for later
and eax,0x0000ffff ; y is in lower bytes
add eax,1 ; add 1 because we are zero based
mov [my_pos],eax ; save y position
pop eax ; restore our x/y position
shr eax,16 ; shift x into lower bytes
add eax,1 ; add 1 because we are zero based
mov [mx_pos],eax ; save x position
cmp [mx_pos],7 ; check we are within x/y limits
jle exit_mouse
cmp [mx_pos],263
jge exit_mouse
cmp [my_pos],27
jle exit_mouse
cmp [my_pos],283
jge exit_mouse
mov eax,[mx_pos] ; calculate nearest square and save
sub eax,7 ; subtract 7 graph zero offset
shr eax,3 ; divide by 8 (box size) loose remainder
mov [icon_x],eax ; save for use later in icon
shl eax,3 ; multiply by 8 to get box position
add eax,7 ; add 7 graph zero offset
mov [gx_pos],eax ; save graph x position
mov eax,[my_pos] ; repeat for y
sub eax,27 ;
shr eax,3 ;
mov [icon_y],eax ;
shl eax,3 ;
add eax,27 ;
mov [gy_pos],eax ;
mov eax,13 ; function 13 : draw bar
mov ebx,[gx_pos] ; load graph x position
shl ebx,16 ; shift into high bytes
add ebx,7 ; add box size
mov ecx,[gy_pos] ; repeat for y
shl ecx,16 ;
add ecx,7 ;
mov edx,[draw_colour] ; give it a colour
int 0x40 ; do it
mov eax,1 ; function 1 : put pixel
mov ebx,[icon_x] ; icon x from above
add ebx,269 ; add icon x offset
mov ecx,[icon_y] ; icon y from above
add ecx,27 ; add icon y offset
mov edx,[draw_colour] ; give it a colour
int 0x40 ; do it
mov ecx,image+54 ; point to our data
mov ebx,31 ; 32 lines in image zero based
sub ebx,[icon_y] ; get the correct line
mov eax,96 ; 96 or 3 bytes per colour * 32 columns
mul ebx ; multiply by 96 result in eax
add ecx,eax ; add to our position
mov ebx,[icon_x] ; get the correct column
mov eax,3 ; 3 bytes per colour
mul ebx ; multiply by 3 result in eax
add ecx,eax ; add to our position
mov ebx,[draw_colour] ; get our colour
mov [ecx],bl ; move blue into image data
mov [ecx+1],bh ; move green into image data
shr ebx,16 ; shift red down
mov [ecx+2],bl ; move red into image data
exit_mouse:
ret ; return
; *********************************************
; ******* GET COLOUR TO DRAW WITH ********
; *********************************************
check_colour:
mov eax,37 ; function 37
mov ebx,2 ; sub function 2 : check for mouse button
int 0x40 ; do it
cmp eax,0 ; was a button pressed
je exit_draw ; no then jump to exit
mov eax,37 ; function 37
mov ebx,1 ; sub function 1 : get mouse position
int 0x40 ; do it
push eax ; save our x/y position for later
and eax,0x0000ffff ; y is in lower bytes
add eax,1 ; add 1 because we are zero based
mov [my_pos],eax ; save y position
pop eax ; restore our x/y position
shr eax,16 ; shift x into lower bytes
add eax,1 ; add 1 because we are zero based
mov [mx_pos],eax ; save x position
cmp [mx_pos],270 ; check we are within x/y limits
jl check_rb
cmp [mx_pos],301
jg check_rb
cmp [my_pos],219
jl check_rb
cmp [my_pos],250
jg check_rb
call decode_mouse
mov edi,0
next_sel_rg_outer:
mov esi,0
next_sel_rg_inner:
mov eax,1
mov ebx,edi
shr ebx,3
add ebx,308
mov ecx,esi
shr ecx,3
add ecx,211
mov edx,[sel_colour]
add edx,esi
int 0x40
add esi,5
cmp esi,255
jne next_sel_rg_inner
add edi,5
cmp edi,255
jne next_sel_rg_outer
check_rb:
cmp [mx_pos],270 ; check we are within x/y limits
jl check_bg
cmp [mx_pos],301
jg check_bg
cmp [my_pos],251
jle check_bg
cmp [my_pos],282
jg check_bg
call decode_mouse
mov edi,0
next_sel_rb_outer:
mov esi,0
next_sel_rb_inner:
mov ebx,edi
shr ebx,3
add ebx,308
mov ecx,esi
shr ecx,3
add ecx,211
mov edx,[sel_colour]
mov eax,esi
shl eax,8
add edx,eax
mov eax,1
int 0x40
add esi,5
cmp esi,255
jne next_sel_rb_inner
add edi,5
cmp edi,255
jne next_sel_rb_outer
check_bg:
cmp [mx_pos],301 ; check we are within x/y limits
jl get_colour
cmp [mx_pos],333
jg get_colour
cmp [my_pos],251
jl get_colour
cmp [my_pos],282
jg get_colour
call decode_mouse
mov edi,0
next_sel_bg_outer:
mov esi,0
next_sel_bg_inner:
mov ebx,edi
shr ebx,3
add ebx,308
mov ecx,esi
shr ecx,3
add ecx,211
mov edx,[sel_colour]
mov eax,esi
shl eax,16
add edx,eax
mov eax,1
int 0x40
add esi,5
cmp esi,255
jne next_sel_bg_inner
add edi,5
cmp edi,255
jne next_sel_bg_outer
get_colour:
cmp [mx_pos],309 ; check we are within x/y limits
jl exit_draw
cmp [mx_pos],340
jg exit_draw
cmp [my_pos],212
jl exit_draw
cmp [my_pos],243
jg exit_draw
call decode_mouse
mov eax,13
mov ebx,269*65536+71
mov ecx,172*65536+32
mov edx,[sel_colour]
int 0x40
mov eax,[sel_colour]
mov [draw_colour],eax
mov eax,47
xor ebx,ebx
mov ebx,6
shl ebx,16
mov bh,1
mov ecx,[sel_colour]
mov edx,273*65536+176
mov esi,0x000000
int 0x40
exit_draw:
ret
; *********************************************
; ******* DECODE MOUSE POSITION GET PIX *****
; *********************************************
decode_mouse:
mov eax,37
xor ebx,ebx
int 0x40
mov ebx,eax
mov ecx,eax
and ebx,0xffff0000
shr ebx,16
and ecx,0x0000ffff
mov eax,[x_size]
imul ecx,eax
add ebx,ecx
mov eax,35
dec ebx
int 0x40
mov [sel_colour],eax
ret
; *********************************************
; ******* DATA AREA *****
; *********************************************
mx_pos dd 0x0
my_pos dd 0x0
gx_pos dd 0x0
gy_pos dd 0x0
icon_x dd 0x0
icon_y dd 0x0
x_size dd 0x0
y_size dd 0x0
sel_colour dd 0x00ffffff
draw_colour dd 0x00ffffff
button_text_3 db 'FILENAME'
button_text_4 db 'LOAD'
button_text_5 db 'SAVE'
button_text_6 db 'CLEAR ICON'
button_text_7 db 'FLIP VERT '
button_text_8 db 'FLIP HORIZ'
button_text_9 db 'FLIP DIAG '
button_text_10 db 'SET AS BGR'
labelt: db 'ICON EDITOR'
icon: db 'WRITE.BMP '
editpos db 0
editstate db 0
first_run db 0
image:
I_END: