forked from KolibriOS/kolibrios
392 lines
9.8 KiB
NASM
392 lines
9.8 KiB
NASM
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; ;
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; Color Slider Control Demonstration ;
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; ;
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; Compile with FASM for Menuet ;
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; ;
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; Author: Jason Delozier ;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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use32
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org 0x0
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db 'MENUET01' ; 8 byte id
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dd 0x01 ; header version
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dd START ; start of code
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dd I_END ; size of image
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dd 0x1000 ; memory for app
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dd 0x1000 ; esp
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dd 0x0 , 0x0 ; I_Param , I_Icon
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include 'lang.inc'
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START: ; start of execution
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call draw_window ; at first, draw the window
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still:
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call mouse_info
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mov eax,23
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mov ebx,2
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int 0x40
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cmp eax,1 ; redraw request ?
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je red
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cmp eax,2 ; key in buffer ?
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je key
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cmp eax,3 ; button in buffer ?
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je button
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jmp still
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red: ; redraw
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call draw_window
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jmp still
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key: ; key
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mov eax,2 ; just read it and ignore
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int 0x40
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jmp still
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button: ; button
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mov eax,17 ; get id
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int 0x40
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shr eax,8
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cmp eax,1 ; button id=1 ?
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jne noclose
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mov eax,-1 ; close this program
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int 0x40
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noclose:
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nofind:
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jmp still
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; *********************************************
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; ******* WINDOW DEFINITIONS AND DRAW ********
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; *********************************************
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draw_window:
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mov eax,12 ; function 12:tell os about windowdraw
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mov ebx,1 ; 1, start of draw
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int 0x40
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; DRAW WINDOW
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mov eax,0 ; function 0 : define and draw window
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mov ebx,100*65536+200 ; [x start] *65536 + [x size]
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mov ecx,100*65536+200 ; [y start] *65536 + [y size]
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mov edx,0x03ffffff ; color of work area RRGGBB,8->color gl
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mov esi,0x806688cc
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mov edi,0x006688cc
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int 0x40
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; WINDOW LABEL
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mov eax,4 ; function 4 : write text to window
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mov ebx,8*65536+8 ; [x start] *65536 + [y start]
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mov ecx,0x00ddeeff ; color of text RRGGBB
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mov edx,labelt ; pointer to text beginning
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mov esi,labellen-labelt ; text length
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int 0x40
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call draw_slider_info
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xor ecx,ecx
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Draw_Controls_Loop:
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mov ebp, [App_Controls+ecx] ;get controls data location
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or ebp,ebp
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jz Draw_Controls_Done
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call dword [App_Controls+ecx+4] ;call controls draw function
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add ecx, 12
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jmp Draw_Controls_Loop
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Draw_Controls_Done:
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mov eax,12 ; function 12:tell os about windowdraw
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mov ebx,2 ; 2, end of draw
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int 0x40
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ret
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;***********************************************
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;* Mouse Stuff
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;***********************************************
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mousey dw 0
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mousex dw 0
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mouseb dd 0
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mouse_info:
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mov eax, 37 ;get mouse cordinates
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mov ebx, 1 ;
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int 0x40 ;
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mov ecx, eax ;
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push ecx ;
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mov eax, 37 ;get mouse buttons
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mov ebx, 2 ;
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int 0x40 ;
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cmp [mouseb], eax ;compare old mouse states to new states
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jne redraw_mouse_info ;
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cmp [mousey], cx ;
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jne redraw_mouse_info ;
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shr ecx, 16 ;
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cmp [mousex], cx ;
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jne redraw_mouse_info ;
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pop ecx ;
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ret ;return if no change in states
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redraw_mouse_info:
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pop ecx
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mov [mouseb], eax ;save new mouse states
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mov dword [mousey], ecx
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xor ecx, ecx
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Check_Mouse_Over_Controls_Loop:
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mov ebp, [App_Controls+ecx]
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or ebp,ebp
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jz Check_Mouse_Over_Controls_Loop_done
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movzx eax,word [ebp+2]
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cmp ax, [mousex]
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ja mouse_not_on_control
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movzx eax,word [ebp+6]
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cmp ax, [mousey]
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ja mouse_not_on_control
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movzx eax,word [ebp]
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add ax, [ebp+2]
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cmp ax, [mousex]
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jb mouse_not_on_control
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movzx eax,word [ebp+4]
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add ax, [ebp+6]
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cmp ax, [mousey]
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jb mouse_not_on_control
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call dword [App_Controls+ecx+8]
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mouse_not_on_control:
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add ecx, 12
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jmp Check_Mouse_Over_Controls_Loop
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Check_Mouse_Over_Controls_Loop_done:
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ret
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;***********************************************
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draw_slider_info:
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;Repaint value background
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mov eax, 13
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mov ebx, 0x00960028
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mov ecx, 0x00240010
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mov edx, 0x00ffffff
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int 0x40
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;Draw Color Box
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xor edx, edx
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movzx ecx,word [slider_1+12]
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mov dh, cl
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movzx ecx,word [slider_2+12]
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mov dl, cl
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shl edx, 8
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movzx ecx,word [slider_3+12]
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mov dl,cl
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mov ebx, 0x00860035
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mov ecx, 0x00590040
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mov eax, 13
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int 0x40
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;draw current value of slider
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mov ecx, edx
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mov eax, 47
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mov ebx, 0x00060100
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mov esi, 0
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mov edx, 0x009A0029
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int 0x40
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ret
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;**************************************
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;*
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;* App Controls
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;*
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;**************************************
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App_Controls:
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dd slider_1 , draw_slider, slider_mouse_over ;
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dd slider_2 , draw_slider, slider_mouse_over ;
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dd slider_3 , draw_slider, slider_mouse_over ;
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dd 0 , 0 ; denotes last control do not delete
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;**************************************
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;*
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;* Slider data
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;*
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;**************************************
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slider_1:
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dw 25 ;width +0
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dw 10 ;x +2
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dw 150 ;height +4
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dw 30 ;y +6
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dw 0 ;min +8
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dw 255 ;max +10
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dw 128 ;current +12
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dw 1 ;small change +14
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dw 5 ;big change +16
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slider_2:
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dw 25 ;width +0
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dw 55 ;x +2
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dw 150 ;height +4
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dw 30 ;y +6
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dw 0 ;min +8
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dw 255 ;max +10
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dw 128 ;current +12
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dw 1 ;small change +14
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dw 5 ;big change +16
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slider_3:
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dw 25 ;width +0
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dw 100 ;x +2
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dw 150 ;height +4
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dw 30 ;y +6
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dw 0 ;min +8
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dw 255 ;max +10
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dw 128 ;current +12
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dw 1 ;small change +14
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dw 5 ;big change +16
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;**************************************
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;*
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;* Slider Code
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;*
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;**************************************
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box_h dw 10 ;static slider box height
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draw_slider:
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push eax
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push ebx
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push ecx
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push edx
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;Draw slider background
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mov eax, 13 ;slider background
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mov ebx, [ebp] ;x start/width
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mov ecx, [ebp+4] ;y start/height
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mov edx, 0x002288DD ;color
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int 0x40 ;draw bar
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;Draw line for slide rail
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mov eax, 38 ;draw vertical slide line
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movzx ebx,word [ebp] ;x
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shr ebx, 1 ;
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add bx,word [ebp+2];
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push bx ;
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shl ebx, 16 ;
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pop bx ;
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mov ecx, [ebp+4] ;y start / height
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add ecx, 0x000A0000 ;
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add ecx, [ebp+6] ;y start
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sub ecx, 10 ;
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mov edx, 0x00 ;color
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int 0x40 ;
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;Draw slider box
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movzx eax,word [ebp+4] ;height
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sub eax, 20 ;
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movzx ebx,word [ebp+10] ;max value
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sub bx,word [ebp+8] ;min value
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movzx ecx,word [ebp+12] ;
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call slider_fpu_calc ;EAX = ((EAX/EBX)*ECX)
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mov ebx, [ebp] ;x start / width
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movzx ecx,word [ebp+4] ;height
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add cx, [ebp+6] ;y
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sub ecx, 10 ;
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movzx edx, [box_h] ;
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shr edx, 1 ;
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sub ecx, edx ;
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sub ecx, eax ;*slide box y position
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shl ecx, 16 ;
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mov cx, [box_h] ;height
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mov eax, 13 ;draw bar sys function
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mov edx, 0x00 ;color
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int 0x40 ;draw slider box
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pop edx
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pop ecx
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pop ebx
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pop eax
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ret
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slider_mouse_over:
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push eax
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push ebx
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push ecx
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push edx
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cmp [mouseb], 1
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jne slider_mouse_over_done
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movzx eax,word [ebp+4]
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add ax, [ebp+6]
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sub eax, 10
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cmp [mousey], ax
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ja slider_mouse_min
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movzx eax,word [ebp+6]
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add eax, 10
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cmp [mousey], ax
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jb slider_mouse_max
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;determine new current value
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movzx eax,word [ebp+10] ;slider max value
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sub ax,word [ebp+8] ;slider min value
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movzx ebx,word [ebp+4] ;slider height
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sub ebx,20 ;rail size
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movzx ecx,word [mousey] ;current mouse y pixel
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sub cx,word [ebp+6] ;minus y start of slider
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sub ecx, 10 ;minus pixels to top of rail
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call slider_fpu_calc ;EAX = ((EAX/EBX)*ECX)
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movzx ebx,word [ebp+10] ;slider max
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sub ebx,eax ;*current calculated position
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jmp slider_mouse_change;
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slider_mouse_max: ;
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movzx ebx,word [ebp+10] ;get maximum value
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jmp slider_mouse_change ;
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slider_mouse_min: ;
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movzx ebx,word [ebp+8] ;get minimum value
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slider_mouse_change: ;
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mov [ebp+12],bx ;new slider current position
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call draw_slider ;
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call draw_slider_info ;
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slider_mouse_over_done: ;
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pop edx
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pop ecx
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pop ebx
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pop eax
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ret
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temp dd 0 ;temp varibles used in fpu computations
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temp2 dd 0
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temp3 dd 0
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slider_fpu_calc:
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mov [temp], eax
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mov [temp2], ebx
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mov [temp3], ecx
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finit ;initilize FPU
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fld dword [temp] ;load value
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fdiv dword [temp2] ;divide
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fmul dword [temp3] ;multiply
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fst dword [temp] ;store computed value
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mov eax, [temp]
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ret
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;**************************************************
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;* End Slider Code
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;**************************************************
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; DATA AREA
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labelt: db 'Color Slider'
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labellen:
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I_END:
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