Sweden-Number/dlls/dinput/mouse.c

/*		DirectInput Mouse device
 *
 * Copyright 1998 Marcus Meissner
 * Copyright 1998,1999 Lionel Ulmer
 * Copyright 2000-2001 TransGaming Technologies Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "config.h"
#include "wine/port.h"

#include <stdarg.h>
#include <string.h>

#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "dinput.h"

#include "dinput_private.h"
#include "device_private.h"
#include "wine/debug.h"
#include "wine/unicode.h"

WINE_DEFAULT_DEBUG_CHANNEL(dinput);

/* Wine mouse driver object instances */
#define WINE_MOUSE_X_AXIS_INSTANCE   0
#define WINE_MOUSE_Y_AXIS_INSTANCE   1
#define WINE_MOUSE_Z_AXIS_INSTANCE   2
#define WINE_MOUSE_BUTTONS_INSTANCE  3

static const IDirectInputDevice8AVtbl SysMouseAvt;
static const IDirectInputDevice8WVtbl SysMouseWvt;

typedef struct SysMouseImpl SysMouseImpl;

struct SysMouseImpl
{
    struct IDirectInputDevice2AImpl base;
    
    IDirectInputImpl               *dinput;

    /* SysMouseAImpl */
    /* These are used in case of relative -> absolute transitions */
    POINT                           org_coords;
    POINT      			    mapped_center;
    DWORD			    win_centerX, win_centerY;
    /* warping: whether we need to move mouse back to middle once we
     * reach window borders (for e.g. shooters, "surface movement" games) */
    BOOL                            need_warp;
    DWORD                           last_warped;

    /* This is for mouse reporting. */
    DIMOUSESTATE2                   m_state;
};

/* FIXME: This is ugly and not thread safe :/ */
static IDirectInputDevice8A* current_lock = NULL;

static const GUID DInput_Wine_Mouse_GUID = { /* 9e573ed8-7734-11d2-8d4a-23903fb6bdf7 */
    0x9e573ed8,
    0x7734,
    0x11d2,
    {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
};

static void fill_mouse_dideviceinstanceA(LPDIDEVICEINSTANCEA lpddi, DWORD version) {
    DWORD dwSize;
    DIDEVICEINSTANCEA ddi;
    
    dwSize = lpddi->dwSize;

    TRACE("%d %p\n", dwSize, lpddi);
    
    memset(lpddi, 0, dwSize);
    memset(&ddi, 0, sizeof(ddi));

    ddi.dwSize = dwSize;
    ddi.guidInstance = GUID_SysMouse;/* DInput's GUID */
    ddi.guidProduct = DInput_Wine_Mouse_GUID; /* Vendor's GUID */
    if (version >= 0x0800)
        ddi.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
    else
        ddi.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
    strcpy(ddi.tszInstanceName, "Mouse");
    strcpy(ddi.tszProductName, "Wine Mouse");

    memcpy(lpddi, &ddi, (dwSize < sizeof(ddi) ? dwSize : sizeof(ddi)));
}

static void fill_mouse_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version) {
    DWORD dwSize;
    DIDEVICEINSTANCEW ddi;
    
    dwSize = lpddi->dwSize;

    TRACE("%d %p\n", dwSize, lpddi);
    
    memset(lpddi, 0, dwSize);
    memset(&ddi, 0, sizeof(ddi));

    ddi.dwSize = dwSize;
    ddi.guidInstance = GUID_SysMouse;/* DInput's GUID */
    ddi.guidProduct = DInput_Wine_Mouse_GUID; /* Vendor's GUID */
    if (version >= 0x0800)
        ddi.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
    else
        ddi.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
    MultiByteToWideChar(CP_ACP, 0, "Mouse", -1, ddi.tszInstanceName, MAX_PATH);
    MultiByteToWideChar(CP_ACP, 0, "Wine Mouse", -1, ddi.tszProductName, MAX_PATH);

    memcpy(lpddi, &ddi, (dwSize < sizeof(ddi) ? dwSize : sizeof(ddi)));
}

static BOOL mousedev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
{
    if (id != 0)
        return FALSE;

    if ((dwDevType == 0) ||
	((dwDevType == DIDEVTYPE_MOUSE) && (version < 0x0800)) ||
	(((dwDevType == DI8DEVCLASS_POINTER) || (dwDevType == DI8DEVTYPE_MOUSE)) && (version >= 0x0800))) {
	TRACE("Enumerating the mouse device\n");
	
	fill_mouse_dideviceinstanceA(lpddi, version);
	
	return TRUE;
    }
    
    return FALSE;
}

static BOOL mousedev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
{
    if (id != 0)
        return FALSE;

    if ((dwDevType == 0) ||
	((dwDevType == DIDEVTYPE_MOUSE) && (version < 0x0800)) ||
	(((dwDevType == DI8DEVCLASS_POINTER) || (dwDevType == DI8DEVTYPE_MOUSE)) && (version >= 0x0800))) {
	TRACE("Enumerating the mouse device\n");
	
	fill_mouse_dideviceinstanceW(lpddi, version);
	
	return TRUE;
    }
    
    return FALSE;
}

static SysMouseImpl *alloc_device(REFGUID rguid, const void *mvt, IDirectInputImpl *dinput)
{
    SysMouseImpl* newDevice;
    LPDIDATAFORMAT df = NULL;
    int i;

    newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(SysMouseImpl));
    if (!newDevice) return NULL;
    newDevice->base.lpVtbl = mvt;
    newDevice->base.ref = 1;
    newDevice->base.dwCoopLevel = DISCL_NONEXCLUSIVE | DISCL_BACKGROUND;
    memcpy(&newDevice->base.guid, rguid, sizeof(*rguid));
    InitializeCriticalSection(&newDevice->base.crit);
    newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": SysMouseImpl*->base.crit");
    newDevice->dinput = dinput;

    /* Create copy of default data format */
    if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIMouse2.dwSize))) goto failed;
    memcpy(df, &c_dfDIMouse2, c_dfDIMouse2.dwSize);
    if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
    memcpy(df->rgodf, c_dfDIMouse2.rgodf, df->dwNumObjs * df->dwObjSize);

    /* Because we don't do any detection yet just modify instance and type */
    for (i = 0; i < df->dwNumObjs; i++)
        if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS)
            df->rgodf[i].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_RELAXIS;
        else
            df->rgodf[i].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_PSHBUTTON;

    newDevice->base.data_format.wine_df = df;
    IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->dinput);
    return newDevice;

failed:
    if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
    HeapFree(GetProcessHeap(), 0, df);
    HeapFree(GetProcessHeap(), 0, newDevice);
    return NULL;
}

static HRESULT mousedev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
{
    if ((IsEqualGUID(&GUID_SysMouse,rguid)) ||             /* Generic Mouse */
	(IsEqualGUID(&DInput_Wine_Mouse_GUID,rguid))) { /* Wine Mouse */
	if ((riid == NULL) ||
	    IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
	    *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &SysMouseAvt, dinput);
	    TRACE("Creating a Mouse device (%p)\n", *pdev);
            if (!*pdev) return DIERR_OUTOFMEMORY;
	    return DI_OK;
	} else
	    return DIERR_NOINTERFACE;
    }
    
    return DIERR_DEVICENOTREG;
}

static HRESULT mousedev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
{
    if ((IsEqualGUID(&GUID_SysMouse,rguid)) ||             /* Generic Mouse */
	(IsEqualGUID(&DInput_Wine_Mouse_GUID,rguid))) { /* Wine Mouse */
	if ((riid == NULL) ||
	    IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
	    IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
	    *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &SysMouseWvt, dinput);
	    TRACE("Creating a Mouse device (%p)\n", *pdev);
            if (!*pdev) return DIERR_OUTOFMEMORY;
	    return DI_OK;
	} else
	    return DIERR_NOINTERFACE;
    }
    
    return DIERR_DEVICENOTREG;
}

const struct dinput_device mouse_device = {
    "Wine mouse driver",
    mousedev_enum_deviceA,
    mousedev_enum_deviceW,
    mousedev_create_deviceA,
    mousedev_create_deviceW
};

/******************************************************************************
 *	SysMouseA (DInput Mouse support)
 */

/******************************************************************************
  *     Release : release the mouse buffer.
  */
static ULONG WINAPI SysMouseAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    ULONG ref;
 
    ref = InterlockedDecrement(&This->base.ref);
    if (ref)
	return ref;

    set_dinput_hook(WH_MOUSE_LL, NULL);

    /* Free the data queue */
    HeapFree(GetProcessHeap(), 0, This->base.data_queue);

    /* Free data format */
    HeapFree(GetProcessHeap(), 0, This->base.data_format.wine_df->rgodf);
    HeapFree(GetProcessHeap(), 0, This->base.data_format.wine_df);
    release_DataFormat(&This->base.data_format);

    IDirectInput_Release((LPDIRECTINPUTDEVICE8A)This->dinput);
    This->base.crit.DebugInfo->Spare[0] = 0;
    DeleteCriticalSection(&This->base.crit);
    HeapFree(GetProcessHeap(),0,This);
    return 0;
}

/* low-level mouse hook */
static LRESULT CALLBACK dinput_mouse_hook( int code, WPARAM wparam, LPARAM lparam )
{
    MSLLHOOKSTRUCT *hook = (MSLLHOOKSTRUCT *)lparam;
    SysMouseImpl* This = (SysMouseImpl*) current_lock;
    DWORD dwCoop;
    int wdata = 0, inst_id = -1;

    if (code != HC_ACTION) return CallNextHookEx( 0, code, wparam, lparam );

    EnterCriticalSection(&This->base.crit);
    dwCoop = This->base.dwCoopLevel;

    switch(wparam) {
        case WM_MOUSEMOVE:
        {
            POINT pt, pt1;

            GetCursorPos(&pt);
            This->m_state.lX += pt.x = hook->pt.x - pt.x;
            This->m_state.lY += pt.y = hook->pt.y - pt.y;

            if (This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS)
            {
                pt1.x = This->m_state.lX;
                pt1.y = This->m_state.lY;
            } else
                pt1 = pt;

            if (pt.x)
                queue_event((LPDIRECTINPUTDEVICE8A)This, id_to_offset(&This->base.data_format,
                            DIDFT_MAKEINSTANCE(WINE_MOUSE_X_AXIS_INSTANCE) | DIDFT_RELAXIS),
                            pt1.x, hook->time, This->dinput->evsequence);
            if (pt.y)
            {
                inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_Y_AXIS_INSTANCE) | DIDFT_RELAXIS;
                wdata = pt1.y;
            }

            This->need_warp = (pt.x || pt.y) && dwCoop & DISCL_EXCLUSIVE;
            break;
        }
        case WM_MOUSEWHEEL:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_Z_AXIS_INSTANCE) | DIDFT_RELAXIS;
            This->m_state.lZ += wdata = (short)HIWORD(hook->mouseData);
            break;
        case WM_LBUTTONDOWN:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 0) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[0] = wdata = 0x80;
	    break;
	case WM_LBUTTONUP:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 0) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[0] = wdata = 0x00;
	    break;
	case WM_RBUTTONDOWN:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 1) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[1] = wdata = 0x80;
	    break;
	case WM_RBUTTONUP:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 1) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[1] = wdata = 0x00;
	    break;
	case WM_MBUTTONDOWN:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[2] = wdata = 0x80;
	    break;
	case WM_MBUTTONUP:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[2] = wdata = 0x00;
	    break;
        case WM_XBUTTONDOWN:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2 + HIWORD(hook->mouseData)) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[2 + HIWORD(hook->mouseData)] = wdata = 0x80;
            break;
        case WM_XBUTTONUP:
            inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2 + HIWORD(hook->mouseData)) | DIDFT_PSHBUTTON;
            This->m_state.rgbButtons[2 + HIWORD(hook->mouseData)] = wdata = 0x00;
            break;
    }

    if (TRACE_ON(dinput))
    {
        int i;

        TRACE("msg %x @ (%d %d): (X: %d Y: %d Z: %d", wparam, hook->pt.x, hook->pt.y,
              This->m_state.lX, This->m_state.lY, This->m_state.lZ);
        for (i = 0; i < 5; i++) TRACE(" B%d: %02x", i, This->m_state.rgbButtons[i]);
        TRACE(")\n");
    }
    if (inst_id != -1)
        queue_event((LPDIRECTINPUTDEVICE8A)This, id_to_offset(&This->base.data_format, inst_id),
                    wdata, hook->time, This->dinput->evsequence++);

    LeaveCriticalSection(&This->base.crit);
    
    /* Ignore message */
    if (dwCoop & DISCL_EXCLUSIVE) return 1;

    /* Pass the events down to previous handlers (e.g. win32 input) */
    return CallNextHookEx( 0, code, wparam, lparam );
}

static BOOL dinput_window_check(SysMouseImpl* This) {
    RECT rect;
    DWORD centerX, centerY;

    /* make sure the window hasn't moved */
    if(!GetWindowRect(This->base.win, &rect))
        return FALSE;
    centerX = (rect.right  - rect.left) / 2;
    centerY = (rect.bottom - rect.top ) / 2;
    if (This->win_centerX != centerX || This->win_centerY != centerY) {
	This->win_centerX = centerX;
	This->win_centerY = centerY;
    }
    This->mapped_center.x = This->win_centerX;
    This->mapped_center.y = This->win_centerY;
    MapWindowPoints(This->base.win, HWND_DESKTOP, &This->mapped_center, 1);
    return TRUE;
}


/******************************************************************************
  *     Acquire : gets exclusive control of the mouse
  */
static HRESULT WINAPI SysMouseAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    RECT  rect;
    POINT point;
    HRESULT res;
    
    TRACE("(this=%p)\n",This);

    if ((res = IDirectInputDevice2AImpl_Acquire(iface)) != DI_OK) return res;

    /* Store (in a global variable) the current lock */
    current_lock = (IDirectInputDevice8A*)This;
    
    /* Init the mouse state */
    GetCursorPos( &point );
    if (This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS)
    {
      This->m_state.lX = point.x;
      This->m_state.lY = point.y;
    } else {
      This->m_state.lX = 0;
      This->m_state.lY = 0;
      This->org_coords = point;
    }
    This->m_state.lZ = 0;
    This->m_state.rgbButtons[0] = GetKeyState(VK_LBUTTON) & 0x80;
    This->m_state.rgbButtons[1] = GetKeyState(VK_RBUTTON) & 0x80;
    This->m_state.rgbButtons[2] = GetKeyState(VK_MBUTTON) & 0x80;
    
    /* Install our mouse hook */
    if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
      ShowCursor(FALSE); /* hide cursor */
    set_dinput_hook(WH_MOUSE_LL, dinput_mouse_hook);
    
    /* Get the window dimension and find the center */
    GetWindowRect(This->base.win, &rect);
    This->win_centerX = (rect.right  - rect.left) / 2;
    This->win_centerY = (rect.bottom - rect.top ) / 2;
    
    /* Warp the mouse to the center of the window */
    if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
    {
      This->mapped_center.x = This->win_centerX;
      This->mapped_center.y = This->win_centerY;
      MapWindowPoints(This->base.win, HWND_DESKTOP, &This->mapped_center, 1);
      TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
      SetCursorPos( This->mapped_center.x, This->mapped_center.y );
      This->last_warped = GetCurrentTime();

      This->need_warp = FALSE;
    }

    return DI_OK;
}

/******************************************************************************
  *     Unacquire : frees the mouse
  */
static HRESULT WINAPI SysMouseAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    HRESULT res;
    
    TRACE("(this=%p)\n",This);

    if ((res = IDirectInputDevice2AImpl_Unacquire(iface)) != DI_OK) return res;

    set_dinput_hook(WH_MOUSE_LL, NULL);
    if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
        ShowCursor(TRUE); /* show cursor */

    /* No more locks */
    if (current_lock == (IDirectInputDevice8A*) This)
      current_lock = NULL;
    else
      ERR("this(%p) != current_lock(%p)\n", This, current_lock);

    /* And put the mouse cursor back where it was at acquire time */
    if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
    {
      TRACE(" warping mouse back to (%d , %d)\n", This->org_coords.x, This->org_coords.y);
      SetCursorPos(This->org_coords.x, This->org_coords.y);
    }
	
    return DI_OK;
}

/******************************************************************************
  *     GetDeviceState : returns the "state" of the mouse.
  *
  *   For the moment, only the "standard" return structure (DIMOUSESTATE) is
  *   supported.
  */
static HRESULT WINAPI SysMouseAImpl_GetDeviceState(
	LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
) {
    SysMouseImpl *This = (SysMouseImpl *)iface;

    if(This->base.acquired == 0) return DIERR_NOTACQUIRED;

    TRACE("(this=%p,0x%08x,%p):\n", This, len, ptr);
    TRACE("(X: %d - Y: %d - Z: %d  L: %02x M: %02x R: %02x)\n",
	  This->m_state.lX, This->m_state.lY, This->m_state.lZ,
	  This->m_state.rgbButtons[0], This->m_state.rgbButtons[2], This->m_state.rgbButtons[1]);

    EnterCriticalSection(&This->base.crit);
    /* Copy the current mouse state */
    fill_DataFormat(ptr, &(This->m_state), &This->base.data_format);

    /* Initialize the buffer when in relative mode */
    if (!(This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS))
    {
	This->m_state.lX = 0;
	This->m_state.lY = 0;
	This->m_state.lZ = 0;
    }
    LeaveCriticalSection(&This->base.crit);

    /* Check if we need to do a mouse warping */
    if (This->need_warp && (GetCurrentTime() - This->last_warped > 10))
    {
        if(!dinput_window_check(This))
            return DIERR_GENERIC;
	TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
	SetCursorPos( This->mapped_center.x, This->mapped_center.y );
        This->last_warped = GetCurrentTime();

        This->need_warp = FALSE;
    }
    
    return DI_OK;
}

/******************************************************************************
  *     GetDeviceData : gets buffered input data.
  */
static HRESULT WINAPI SysMouseAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
        DWORD dodsize, LPDIDEVICEOBJECTDATA dod, LPDWORD entries, DWORD flags)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    HRESULT res;

    res = IDirectInputDevice2AImpl_GetDeviceData(iface, dodsize, dod, entries, flags);
    if (FAILED(res)) return res;

    /* Check if we need to do a mouse warping */
    if (This->need_warp && (GetCurrentTime() - This->last_warped > 10))
    {
        if(!dinput_window_check(This))
            return DIERR_GENERIC;
	TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
	SetCursorPos( This->mapped_center.x, This->mapped_center.y );
        This->last_warped = GetCurrentTime();

        This->need_warp = FALSE;
    }
    return res;
}

/******************************************************************************
  *     GetProperty : get input device properties
  */
static HRESULT WINAPI SysMouseAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
						REFGUID rguid,
						LPDIPROPHEADER pdiph)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    
    TRACE("(%p) %s,%p\n", This, debugstr_guid(rguid), pdiph);
    _dump_DIPROPHEADER(pdiph);
    
    if (!HIWORD(rguid)) {
	switch (LOWORD(rguid)) {
	    case (DWORD) DIPROP_GRANULARITY: {
		LPDIPROPDWORD pr = (LPDIPROPDWORD) pdiph;
		
		/* We'll just assume that the app asks about the Z axis */
		pr->dwData = WHEEL_DELTA;
		
		break;
	    }
	      
	    case (DWORD) DIPROP_RANGE: {
		LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
		
		if ((pdiph->dwHow == DIPH_BYID) &&
		    ((pdiph->dwObj == (DIDFT_MAKEINSTANCE(WINE_MOUSE_X_AXIS_INSTANCE) | DIDFT_RELAXIS)) ||
		     (pdiph->dwObj == (DIDFT_MAKEINSTANCE(WINE_MOUSE_Y_AXIS_INSTANCE) | DIDFT_RELAXIS)))) {
		    /* Querying the range of either the X or the Y axis.  As I do
		       not know the range, do as if the range were
		       unrestricted...*/
		    pr->lMin = DIPROPRANGE_NOMIN;
		    pr->lMax = DIPROPRANGE_NOMAX;
		}
		
		break;
	    }

	    default:
                return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
        }
    }
    
    return DI_OK;
}

/******************************************************************************
  *     GetCapabilities : get the device capablitites
  */
static HRESULT WINAPI SysMouseAImpl_GetCapabilities(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIDEVCAPS lpDIDevCaps)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    DIDEVCAPS devcaps;

    TRACE("(this=%p,%p)\n",This,lpDIDevCaps);

    if ((lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) && (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS_DX3))) {
        WARN("invalid parameter\n");
        return DIERR_INVALIDPARAM;
    }

    devcaps.dwSize = lpDIDevCaps->dwSize;
    devcaps.dwFlags = DIDC_ATTACHED;
    if (This->dinput->dwVersion >= 0x0800)
	devcaps.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
    else
	devcaps.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
    devcaps.dwAxes = 3;
    devcaps.dwButtons = 8;
    devcaps.dwPOVs = 0;
    devcaps.dwFFSamplePeriod = 0;
    devcaps.dwFFMinTimeResolution = 0;
    devcaps.dwFirmwareRevision = 100;
    devcaps.dwHardwareRevision = 100;
    devcaps.dwFFDriverVersion = 0;

    memcpy(lpDIDevCaps, &devcaps, lpDIDevCaps->dwSize);
    
    return DI_OK;
}

/******************************************************************************
  *     GetObjectInfo : get information about a device object such as a button
  *                     or axis
  */
static HRESULT WINAPI SysMouseWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
        LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
{
    static const WCHAR x_axisW[] = {'X','-','A','x','i','s',0};
    static const WCHAR y_axisW[] = {'Y','-','A','x','i','s',0};
    static const WCHAR wheelW[] = {'W','h','e','e','l',0};
    static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
    HRESULT res;

    res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
    if (res != DI_OK) return res;

    if      (IsEqualGUID(&pdidoi->guidType, &GUID_XAxis)) strcpyW(pdidoi->tszName, x_axisW);
    else if (IsEqualGUID(&pdidoi->guidType, &GUID_YAxis)) strcpyW(pdidoi->tszName, y_axisW);
    else if (IsEqualGUID(&pdidoi->guidType, &GUID_ZAxis)) strcpyW(pdidoi->tszName, wheelW);
    else if (pdidoi->dwType & DIDFT_BUTTON)
        wsprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType) - 3);

    _dump_OBJECTINSTANCEW(pdidoi);
    return res;
}

static HRESULT WINAPI SysMouseAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
        LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
{
    HRESULT res;
    DIDEVICEOBJECTINSTANCEW didoiW;
    DWORD dwSize = pdidoi->dwSize;

    didoiW.dwSize = sizeof(didoiW);
    res = SysMouseWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
    if (res != DI_OK) return res;

    memset(pdidoi, 0, pdidoi->dwSize);
    memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
    pdidoi->dwSize = dwSize;
    WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
                        sizeof(pdidoi->tszName), NULL, NULL);

    return res;
}

/******************************************************************************
  *     GetDeviceInfo : get information about a device's identity
  */
static HRESULT WINAPI SysMouseAImpl_GetDeviceInfo(
	LPDIRECTINPUTDEVICE8A iface,
	LPDIDEVICEINSTANCEA pdidi)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    TRACE("(this=%p,%p)\n", This, pdidi);

    if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)) {
        WARN(" dinput3 not supporte yet...\n");
	return DI_OK;
    }

    fill_mouse_dideviceinstanceA(pdidi, This->dinput->dwVersion);
    
    return DI_OK;
}

static HRESULT WINAPI SysMouseWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface, LPDIDEVICEINSTANCEW pdidi)
{
    SysMouseImpl *This = (SysMouseImpl *)iface;
    TRACE("(this=%p,%p)\n", This, pdidi);

    if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)) {
        WARN(" dinput3 not supporte yet...\n");
	return DI_OK;
    }

    fill_mouse_dideviceinstanceW(pdidi, This->dinput->dwVersion);
    
    return DI_OK;
}


static const IDirectInputDevice8AVtbl SysMouseAvt =
{
    IDirectInputDevice2AImpl_QueryInterface,
    IDirectInputDevice2AImpl_AddRef,
    SysMouseAImpl_Release,
    SysMouseAImpl_GetCapabilities,
    IDirectInputDevice2AImpl_EnumObjects,
    SysMouseAImpl_GetProperty,
    IDirectInputDevice2AImpl_SetProperty,
    SysMouseAImpl_Acquire,
    SysMouseAImpl_Unacquire,
    SysMouseAImpl_GetDeviceState,
    SysMouseAImpl_GetDeviceData,
    IDirectInputDevice2AImpl_SetDataFormat,
    IDirectInputDevice2AImpl_SetEventNotification,
    IDirectInputDevice2AImpl_SetCooperativeLevel,
    SysMouseAImpl_GetObjectInfo,
    SysMouseAImpl_GetDeviceInfo,
    IDirectInputDevice2AImpl_RunControlPanel,
    IDirectInputDevice2AImpl_Initialize,
    IDirectInputDevice2AImpl_CreateEffect,
    IDirectInputDevice2AImpl_EnumEffects,
    IDirectInputDevice2AImpl_GetEffectInfo,
    IDirectInputDevice2AImpl_GetForceFeedbackState,
    IDirectInputDevice2AImpl_SendForceFeedbackCommand,
    IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
    IDirectInputDevice2AImpl_Escape,
    IDirectInputDevice2AImpl_Poll,
    IDirectInputDevice2AImpl_SendDeviceData,
    IDirectInputDevice7AImpl_EnumEffectsInFile,
    IDirectInputDevice7AImpl_WriteEffectToFile,
    IDirectInputDevice8AImpl_BuildActionMap,
    IDirectInputDevice8AImpl_SetActionMap,
    IDirectInputDevice8AImpl_GetImageInfo
};

#if !defined(__STRICT_ANSI__) && defined(__GNUC__)
# define XCAST(fun)	(typeof(SysMouseWvt.fun))
#else
# define XCAST(fun)	(void*)
#endif

static const IDirectInputDevice8WVtbl SysMouseWvt =
{
    IDirectInputDevice2WImpl_QueryInterface,
    XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
    XCAST(Release)SysMouseAImpl_Release,
    XCAST(GetCapabilities)SysMouseAImpl_GetCapabilities,
    IDirectInputDevice2WImpl_EnumObjects,
    XCAST(GetProperty)SysMouseAImpl_GetProperty,
    XCAST(SetProperty)IDirectInputDevice2AImpl_SetProperty,
    XCAST(Acquire)SysMouseAImpl_Acquire,
    XCAST(Unacquire)SysMouseAImpl_Unacquire,
    XCAST(GetDeviceState)SysMouseAImpl_GetDeviceState,
    XCAST(GetDeviceData)SysMouseAImpl_GetDeviceData,
    XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
    XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
    XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
    SysMouseWImpl_GetObjectInfo,
    SysMouseWImpl_GetDeviceInfo,
    XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
    XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
    XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
    IDirectInputDevice2WImpl_EnumEffects,
    IDirectInputDevice2WImpl_GetEffectInfo,
    XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
    XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
    XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
    XCAST(Escape)IDirectInputDevice2AImpl_Escape,
    XCAST(Poll)IDirectInputDevice2AImpl_Poll,
    XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
    IDirectInputDevice7WImpl_EnumEffectsInFile,
    IDirectInputDevice7WImpl_WriteEffectToFile,
    IDirectInputDevice8WImpl_BuildActionMap,
    IDirectInputDevice8WImpl_SetActionMap,
    IDirectInputDevice8WImpl_GetImageInfo
};
#undef XCAST