166 lines
3.8 KiB
NASM
166 lines
3.8 KiB
NASM
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use32
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org 0x0
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db 'MENUET01'
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dd 0x01,start,i_end,e_end,e_end,0,0
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include '../../proc32.inc'
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include '../../macros.inc'
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NUMCOLORS = 148 ; CSS4 named colors (http://dev.w3.org/csswg/css-color/)
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start:
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mcall 66, 1, 1 ; set kbd mode to scancodes
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still:
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mcall 10
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dec eax
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jz redraw
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dec eax
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jz key
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button:
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mcall 17
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shr eax, 8
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cmp eax, 1
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jz quit
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jmp still
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redraw:
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mcall 12, 1
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mov ebx, [window.left]
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shl ebx, 16
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add ebx, [window.width]
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mov ecx, [window.top]
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shl ecx, 16
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add ecx, [window.height]
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mcall 0, , , [window_style], , window_title
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mcall 9, proc_info, -1
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mov eax, [current_color]
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mov ebx, [proc_info.client_box.width]
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inc ebx
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mov ecx, [proc_info.client_box.height]
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inc ecx
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or edx, [colors + eax*4]
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mcall 13, , ,
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mov eax, [current_color]
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movzx edx, byte[colors + eax*4 + 0]
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add dl, byte[colors + eax*4 + 1]
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adc dh, 0
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add dl, byte[colors + eax*4 + 2]
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adc dh, 0
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xor ecx, ecx
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cmp edx, 0x80*3
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jae @f
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add ecx, 0xffffff
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@@:
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movzx edx, [names + eax*2]
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movzx esi, byte[edx]
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inc edx
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lea eax, [esi*3]
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add eax, eax
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mov ebx, [proc_info.client_box.width]
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sub ebx, eax
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inc ebx
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shr ebx, 1
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shl ebx, 16
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add ebx, [proc_info.client_box.height]
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sub ebx, 9
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shr bx, 1
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mcall 4, , ,
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mcall 12, 2
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jmp still
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key:
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mcall 2
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cmp ah, 63 ; f5
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jnz @f
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call toggle_fullscreen
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jmp redraw
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@@:
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cmp ah, 1 ; esc
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jnz @f
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bt [window_style], 25
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jc quit
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call toggle_fullscreen
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jmp redraw
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@@:
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cmp ah, 72 ; up
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jz .prev
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cmp ah, 75 ; left
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jz .prev
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cmp ah, 73 ; page up
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jz .prev
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cmp ah, 77 ; right
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jz .next
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cmp ah, 80 ; down
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jz .next
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cmp ah, 81 ; page down
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jz .next
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jmp still
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.prev:
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dec [current_color]
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jns @f
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mov [current_color], NUMCOLORS - 1
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@@:
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jmp redraw
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.next:
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inc [current_color]
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cmp [current_color], NUMCOLORS
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jnz @f
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mov [current_color], 0
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@@:
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jmp redraw
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toggle_fullscreen:
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btc [window_style], 25
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jc .fullscreen
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; back from fullscreen
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mcall 67, [window.left], [window.top], [window.width], [window.height]
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jmp .done
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.fullscreen:
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mov eax, [proc_info.box.width]
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mov [window.width], eax
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mov eax, [proc_info.box.height]
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mov [window.height], eax
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mov eax, [proc_info.box.left]
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mov [window.left], eax
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mov eax, [proc_info.box.top]
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mov [window.top], eax
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mcall 14
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mov edx, eax
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shr edx, 16
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movzx eax, ax
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mov esi, eax
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mcall 67, 0, 0, ,
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.done:
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ret
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quit:
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mcall -1
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window_title db 'Rainbow',0
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window_style dd 0x73000000
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window BOX 300, 300, 315, 184 ; left top width height
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current_color dd 0
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align 4
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include 'colors.asm' ; generated data
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i_end:
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proc_info process_information
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rb 0x100 ;stack
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e_end:
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