;;===First_menu_mode===========================================================================================================
First_menu:
mov byte[window_title+5], 0
mcall 71,1,window_title
mcall 40,111b ; set events: standart
mcall 66,1,1 ; set scan codes mode for keyboard
mov [is_new_record], 0
mov [lives], START_LIVES
call Show_cursor
mov [score], 0
call Set_first_level_of_play_mode
mov ebx, [time_wait_limit_const]
mov [time_wait_limit], ebx
.redraw:
call Set_geometry
mcall 12,1
mcall 0, , ,[window_style], ,window_title
call Draw_decorations
call Draw_first_menu_picture
call Draw_menu_strings
call Draw_buttons
mcall 12,2
.still:
mcall 10 ; wait for event
; ok, what an event?
dec al ; has the window been moved or resized?
jz .redraw ;
dec al ; was a key pressed?
jz .key ;
.button: ; a button was pressed
mcall 17 ; get button number
shr eax, 8 ; we should do it to get the real button code
cmp eax, 1 ; is it close button?
je Save_do_smth_else_and_exit ; if so, jump to quit...
cmp eax, 0xD0 ; 'play' button?
je Level_begin
cmp eax, 0xD1 ; 'exit' button?
je Save_do_smth_else_and_exit
cmp eax, 0xD2 ; change play mode button?
jne @f
call Change_play_mode
call Delete_buttons
call Draw_buttons
jmp .still ; jump to wait for another event
@@:
cmp eax, 0xD3 ; '+INC+' button?
jne @f
call Increase_geometry
jmp .redraw ; jump to wait for another event
@@:
cmp eax, 0xD4 ; '-dec-' button?
jne @f
call Decrease_geometry
jmp .redraw ; jump to wait for another event
@@:
jmp .still ; jump to wait for another event
.key: ; a key was pressed
mcall 2 ; get keycode
cmp ah, 0x01 ; Escape
je Save_do_smth_else_and_exit
cmp ah, 0x1C ; Enter
je Level_begin
cmp ah, 0x39 ; Space
jne @f
call Change_play_mode
call Delete_buttons
call Draw_buttons
jmp .still ; jump to wait for another event
@@:
cmp ah, [shortcut_increase]
jne @f
call Increase_geometry
jmp .redraw
@@:
cmp ah, [shortcut_decrease]
jne @f
call Decrease_geometry
jmp .redraw
@@:
jmp .still ; jump to wait for another event
;;---First_menu_mode-----------------------------------------------------------------------------------------------------------
;;===Some_functions============================================================================================================
Draw_first_menu_picture:
;;===Draw_first_menu_picture================================================================================================
mov ax, 2*0x100+24
mov cx, 1*0x100+5
mov edx, [snake_picture_color]
mov esi, picture_first_menu_snake
call Draw_picture
mov ax, 3*0x100+11
mov cx, 8*0x100+5
mov edx, [version_picture_color]
mov esi, picture_first_menu_version
call Draw_picture
ret
;;---Draw_first_menu_picture------------------------------------------------------------------------------------------------
Draw_menu_strings:
;;===Make_menu_strings======================================================================================================
mov ebx, [window_width]
shr ebx, 1
sub ebx, press_to_start.size*3+6
shl ebx, 16
add ebx, dword[bottom_middle_strings]
mcall 4, ,[navigation_strings_color],press_to_start
mov ebx, [window_width]
shr ebx, 1
sub ebx, press_esc_to_exit.size*3+6
shl ebx, 16
add ebx, [top_strings]
mcall , ,[navigation_strings_color],press_esc_to_exit
; mcall ,406*65536+TOP_STRINGS,[navigation_strings_color],press_F2_to_options
ret
;;---Make_menu_strings------------------------------------------------------------------------------------------------------
Draw_buttons:
;;===Draw_buttons===========================================================================================================
mov ebx, [button_x_left]
shl ebx, 16
mov bx, word[button_width_short]
mov ecx, [button_y_top]
shl ecx, 16
add cx, word[button_height]
mcall 8, , ,0x000000D0,[button_color] ; top left button
shr ecx, 16
mov bx, cx
mov edx, [button_height]
shr edx, 1
sub edx, 3 ; ~half of font height
add bx, dx
ror ebx, 16
mov edx, [button_width_short]
shr edx, 1
sub edx, string_button_play.size*3
add bx, dx
ror ebx, 16
mcall 4, ,[button_text_color],string_button_play
mov ebx, [button_x_right]
shl ebx, 16
mov bx, word[button_width_short]
mov ecx, [button_y_top]
shl ecx, 16
add cx, word[button_height]
mcall 8, , ,0x000000D1, ; top right button
shr ecx, 16
mov bx, cx
mov edx, [button_height]
shr edx, 1
sub edx, 3 ; ~half of font height
add bx, dx
ror ebx, 16
mov edx, [button_width_short]
shr edx, 1
sub edx, string_button_exit.size*3
add bx, dx
ror ebx, 16
mcall 4, ,[button_text_color],string_button_exit
mov ebx, [button_x_left]
shl ebx, 16
mov bx, word[button_width_long]
mov ecx, [button_y_middle]
shl ecx, 16
add cx, word[button_height]
mcall 8, , ,0x000000D2, ; middle button
shr ecx, 16
mov bx, cx
mov edi, [button_height]
shr edi, 1
sub edi, 3 ; ~half of font height
add bx, di
ror ebx, 16
mov edi, [button_width_long]
shr edi, 1
cmp [play_mode], 0
jne @f
sub edi, string_button_pm_classic.size*3
mov edx, string_button_pm_classic
jmp .skip
@@:
sub edi, string_button_pm_levels.size*3
mov edx, string_button_pm_levels
.skip:
add bx, di
ror ebx, 16
mcall 4, ,[button_text_color],
mov ebx, [button_x_left]
shl ebx, 16
mov bx, word[button_width_short]
mov ecx, [button_y_bottom]
shl ecx, 16
add cx, word[button_height]
mcall 8, , ,0x000000D3, ; bottom left button
shr ecx, 16
mov bx, cx
mov edx, [button_height]
shr edx, 1
sub edx, 3 ; ~half of font height
add bx, dx
ror ebx, 16
mov edx, [button_width_short]
shr edx, 1
sub edx, string_button_inc.size*3
add bx, dx
ror ebx, 16
mcall 4, ,[button_text_color],string_button_inc
mov ebx, [button_x_right]
shl ebx, 16
mov bx, word[button_width_short]
mov ecx, [button_y_bottom]
shl ecx, 16
add cx, word[button_height]
mcall 8, , ,0x000000D4,
shr ecx, 16
mov bx, cx
mov edx, [button_height]
shr edx, 1
sub edx, 3 ; ~half of font height
add bx, dx
ror ebx, 16
mov edx, [button_width_short]
shr edx, 1
sub edx, string_button_dec.size*3
add bx, dx
ror ebx, 16
mcall 4, ,[button_text_color],string_button_dec
ret
;;---Draw_buttons----------------------------------------------------------------------------------------------------------
Delete_buttons:
;;===Delete_buttons========================================================================================================
mcall 8,,,0x800000D0
mcall ,,,0x800000D1
mcall ,,,0x800000D2
mcall ,,,0x800000D3
mcall ,,,0x800000D4
ret
;;---Delete_buttons--------------------------------------------------------------------------------------------------------
Change_play_mode:
;;===Change_play_mode======================================================================================================
cmp [play_mode], LEVELS_MODE
jne @f
mov [play_mode], CLASSIC_MODE
mov [cur_level_number], 0
ret
@@:
inc [play_mode]
call Set_first_level_of_play_mode
ret
;;---Change_play_mode------------------------------------------------------------------------------------------------------
Set_first_level_of_play_mode:
;;===Set_first_level_of_play_mode==========================================================================================
cmp [play_mode], CLASSIC_MODE
jne @f
mov [cur_level_number], CLASSIC_MODE_FIRST_LEVEL
@@:
cmp [play_mode], LEVELS_MODE
jne @f
mov [cur_level_number], LEVELS_MODE_FIRST_LEVEL
@@:
ret
;;---Set_first_level_of_play_mode-------------------------------------------------------------------------------------------
;;---Some_functions-------------------------------------------------------------------------------------------------------------