| 0,0 → 1,141 |
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| $Revision$ |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;; ;; |
| ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
| ;; Distributed under terms of the GNU General Public License ;; |
| ;; ;; |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| |
| struc COM_MOUSE_DATA { |
| ; Íîìåð ïðèíèìàåìîãî îò ìûøè áàéòà |
| .MouseByteNumber db ? |
| ; Òðåõáàéòîâàÿ ñòðóêòóðà äàííûõ, ïåðåäàâàåìàÿ ìûøüþ |
| .FirstByte db ? |
| .SecondByte db ? |
| .ThirdByte db ? |
| .timer_ticks_com dd ? |
| } |
| virtual at 0 |
| COM_MOUSE_DATA COM_MOUSE_DATA |
| end virtual |
| |
| uglobal |
| com1_mouse COM_MOUSE_DATA |
| com2_mouse COM_MOUSE_DATA |
| endg |
| |
| ;*************************************** |
| ;* ÍÎÂÛÉ ÎÁÐÀÁÎÒ×ÈÊ ÏÐÅÐÛÂÀÍÈß ÎÒ ÌÛØÈ * |
| ;*************************************** |
| check_mouse_data_com: |
| ; in: esi -> COM_MOUSE_DATA struc, dx = base port (xF8h) |
| add edx, 5 ; xFDh |
| in al, dx |
| test al, 1 ; Äàííûå ãîòîâû? |
| jz .Error |
| ; Ââåñòè äàííûå |
| sub edx, 5 |
| in al, dx |
| ; Ñáðîñèòü ñòàðøèé íåçíà÷àùèé áèò |
| and al, 01111111b |
| |
| ; Îïðåäåëèòü ïîðÿäêîâûé íîìåð ïðèíèìàåìîãî áàéòà |
| cmp [esi+COM_MOUSE_DATA.MouseByteNumber], 2 |
| ja .Error |
| jz .ThirdByte |
| jp .SecondByte |
| ; Ñîõðàíèòü ïåðâûé áàéò äàííûõ |
| .FirstByte: |
| test al, 1000000b ; Ïåðâûé áàéò ïîñûëêè? |
| jz .Error |
| mov [esi+COM_MOUSE_DATA.FirstByte], al |
| inc [esi+COM_MOUSE_DATA.MouseByteNumber] |
| jmp .EndMouseInterrupt |
| ; Ñîõðàíèòü âòîðîé áàéò äàííûõ |
| .SecondByte: |
| test al, 1000000b |
| jnz .Error |
| mov [esi+COM_MOUSE_DATA.SecondByte], al |
| inc [esi+COM_MOUSE_DATA.MouseByteNumber] |
| jmp .EndMouseInterrupt |
| ; Ñîõðàíèòü òðåòèé áàéò äàííûõ |
| .ThirdByte: |
| test al, 1000000b |
| jnz .Error |
| mov [esi+COM_MOUSE_DATA.ThirdByte], al |
| mov [esi+COM_MOUSE_DATA.MouseByteNumber], 0 |
| ; (Ïàêåò äàííûõ îò ìûøè ïðèíÿò ïîëíîñòüþ). |
| ; Çàïèñàòü íîâîå çíà÷åíèå ñîñòîÿíèÿ êíîïîê ìûøè |
| mov al, [esi+COM_MOUSE_DATA.FirstByte] |
| mov ah, al |
| shr al, 3 |
| and al, 2 |
| shr ah, 5 |
| and ah, 1 |
| add al, ah |
| mov [BTN_DOWN], al |
| mov [mouse_active], 1 |
| ; Ïðèáàâèòü ïåðåìåùåíèå ïî X ê êîîðäèíàòå X |
| mov al, [esi+COM_MOUSE_DATA.FirstByte] |
| shl al, 6 |
| or al, [esi+COM_MOUSE_DATA.SecondByte] |
| call mouse_acceleration_com |
| ; mouse acceleration |
| mov ecx, [timer_ticks] |
| sub ecx, [esi+COM_MOUSE_DATA.timer_ticks_com] |
| cmp ecx, [mouse_delay] |
| ja @f |
| imul ax, [mouse_speed_factor] |
| @@: |
| add ax, [MOUSE_X] |
| ; Êóðñîð íå äîëæåí âûõîäèòü çà ëåâóþ èëè ïðàâóþ ãðàíèöó ýêðàíà |
| js .x1 |
| cmp ax, [ScreenWidth] |
| jb .x2 |
| ; Óñòàíîâèòü êîîðäèíàòó X ïî ïðàâîé ãðàíèöå |
| mov ax, [ScreenWidth] |
| jmp .x2 |
| .x1: |
| ; Óñòàíîâèòü êîîðäèíàòó X ïî ëåâîé ãðàíèöå |
| xor eax, eax |
| .x2: |
| mov [MOUSE_X], ax |
| ; Ïðèáàâèòü ïåðåìåùåíèå ïî Y ê êîîðäèíàòå Y |
| mov al, [esi+COM_MOUSE_DATA.FirstByte] |
| and al, 00001100b |
| shl al, 4 |
| or al, [esi+COM_MOUSE_DATA.ThirdByte] |
| call mouse_acceleration_com |
| add ax, [MOUSE_Y] |
| ; Êóðñîð íå äîëæåí âûõîäèòü çà âåðõíþþ èëè íèæíþþ ãðàíèöó ýêðàíà |
| js .y1 |
| cmp ax, [ScreenHeight] |
| jb .y2 |
| ; Óñòàíîâèòü êîîðäèíàòó Y ïî íèæíåé ãðàíèöå |
| mov ax, [ScreenHeight] |
| jmp .y2 |
| .y1: |
| ; Óñòàíîâèòü êîîðäèíàòó Y ïî âåðõíåé ãðàíèöå |
| xor eax, eax |
| .y2: |
| mov [MOUSE_Y], ax |
| mov eax, [timer_ticks] |
| mov [esi+COM_MOUSE_DATA.timer_ticks_com], eax |
| jmp .EndMouseInterrupt |
| |
| .Error: |
| ; Ïðîèçîøåë ñáîé â ïîðÿäêå ïåðåäà÷è èíôîðìàöèè îò |
| ; ìûøè, îáíóëèòü ñ÷åò÷èê áàéòîâ ïàêåòà äàííûõ |
| mov [esi+COM_MOUSE_DATA.MouseByteNumber],0 |
| .EndMouseInterrupt: |
| jmp ready_for_next_irq |
| |
| mouse_acceleration_com: |
| cbw |
| mov ecx, [timer_ticks] |
| sub ecx, [esi+COM_MOUSE_DATA.timer_ticks_com] |
| cmp ecx, [mouse_delay] |
| ja @f |
| imul ax, [mouse_speed_factor] |
| @@: |
| ret |
| Property changes: |
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| Added: svn:keywords |
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| +Rev |
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| \ No newline at end of property |
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