本文整理汇总了C++中release_dc_ptr函数的典型用法代码示例。如果您正苦于以下问题：C++ release_dc_ptr函数的具体用法？C++ release_dc_ptr怎么用？C++ release_dc_ptr使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了release_dc_ptr函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: PEN_SelectObject
/***********************************************************************
* PEN_SelectObject
*/
static HGDIOBJ PEN_SelectObject( HGDIOBJ handle, HDC hdc )
{
PHYSDEV physdev;
HGDIOBJ ret = 0;
DC *dc = get_dc_ptr( hdc );
if (!dc)
{
SetLastError( ERROR_INVALID_HANDLE );
return 0;
}
if (!GDI_inc_ref_count( handle ))
{
release_dc_ptr( dc );
return 0;
}
physdev = GET_DC_PHYSDEV( dc, pSelectPen );
if (!physdev->funcs->pSelectPen( physdev, handle ))
{
GDI_dec_ref_count( handle );
}
else
{
ret = dc->hPen;
dc->hPen = handle;
GDI_dec_ref_count( ret );
}
release_dc_ptr( dc );
return ret;
}
开发者ID:Sunmonds，项目名称:wine，代码行数:35，代码来源:pen.c
示例2: GdiAlphaBlend
/******************************************************************************
* GdiAlphaBlend [[email protected]]
*/
BOOL WINAPI GdiAlphaBlend(HDC hdcDst, int xDst, int yDst, int widthDst, int heightDst,
HDC hdcSrc, int xSrc, int ySrc, int widthSrc, int heightSrc,
BLENDFUNCTION blendFunction)
{
BOOL ret = FALSE;
DC *dcDst, *dcSrc;
TRACE( "%p %d,%d %dx%d -> %p %d,%d %dx%d op=%02x flags=%02x srcconstalpha=%02x alphafmt=%02x\n",
hdcSrc, xSrc, ySrc, widthSrc, heightSrc, hdcDst, xDst, yDst, widthDst, heightDst,
blendFunction.BlendOp, blendFunction.BlendFlags,
blendFunction.SourceConstantAlpha, blendFunction.AlphaFormat );
dcSrc = get_dc_ptr( hdcSrc );
if (!dcSrc) return FALSE;
if ((dcDst = get_dc_ptr( hdcDst )))
{
PHYSDEV src_dev = GET_DC_PHYSDEV( dcSrc, pAlphaBlend );
PHYSDEV dst_dev = GET_DC_PHYSDEV( dcDst, pAlphaBlend );
update_dc( dcSrc );
update_dc( dcDst );
ret = dst_dev->funcs->pAlphaBlend( dst_dev, xDst, yDst, widthDst, heightDst,
src_dev, xSrc, ySrc, widthSrc, heightSrc, blendFunction );
release_dc_ptr( dcDst );
}
release_dc_ptr( dcSrc );
return ret;
}
开发者ID:lfzawacki，项目名称:wine，代码行数:31，代码来源:bitblt.c
示例3: wglMakeContextCurrentARB
/***********************************************************************
* wglMakeContextCurrentARB
*/
static BOOL WINAPI wglMakeContextCurrentARB(HDC hDrawDC, HDC hReadDC, HGLRC hglrc)
{
BOOL ret = FALSE;
PHYSDEV draw_physdev, read_physdev;
DC *DrawDC;
DC *ReadDC;
TRACE("hDrawDC: (%p), hReadDC: (%p) hglrc: (%p)\n", hDrawDC, hReadDC, hglrc);
/* Both hDrawDC and hReadDC need to be valid */
DrawDC = get_dc_ptr( hDrawDC );
if (!DrawDC) return FALSE;
ReadDC = get_dc_ptr( hReadDC );
if (!ReadDC) {
release_dc_ptr( DrawDC );
return FALSE;
}
update_dc( DrawDC );
update_dc( ReadDC );
draw_physdev = GET_DC_PHYSDEV( DrawDC, pwglMakeContextCurrentARB );
read_physdev = GET_DC_PHYSDEV( ReadDC, pwglMakeContextCurrentARB );
if (draw_physdev->funcs == read_physdev->funcs)
ret = draw_physdev->funcs->pwglMakeContextCurrentARB(draw_physdev, read_physdev, hglrc);
release_dc_ptr( DrawDC );
release_dc_ptr( ReadDC );
return ret;
}
开发者ID:MichaelMcDonnell，项目名称:wine，代码行数:32，代码来源:opengl.c
示例4: StretchBlt
/***********************************************************************
* StretchBlt ([email protected])
*/
BOOL WINAPI StretchBlt( HDC hdcDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
HDC hdcSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc, DWORD rop )
{
BOOL ret = FALSE;
DC *dcDst, *dcSrc;
if (!rop_uses_src( rop )) return PatBlt( hdcDst, xDst, yDst, widthDst, heightDst, rop );
TRACE("%p %d,%d %dx%d -> %p %d,%d %dx%d rop=%06x\n",
hdcSrc, xSrc, ySrc, widthSrc, heightSrc,
hdcDst, xDst, yDst, widthDst, heightDst, rop );
if (!(dcDst = get_dc_ptr( hdcDst ))) return FALSE;
if ((dcSrc = get_dc_ptr( hdcSrc )))
{
PHYSDEV src_dev = GET_DC_PHYSDEV( dcSrc, pStretchBlt );
PHYSDEV dst_dev = GET_DC_PHYSDEV( dcDst, pStretchBlt );
update_dc( dcSrc );
update_dc( dcDst );
ret = dst_dev->funcs->pStretchBlt( dst_dev, xDst, yDst, widthDst, heightDst,
src_dev, xSrc, ySrc, widthSrc, heightSrc, rop );
release_dc_ptr( dcSrc );
}
release_dc_ptr( dcDst );
return ret;
}
开发者ID:lfzawacki，项目名称:wine，代码行数:30，代码来源:bitblt.c
示例5: GetNearestColor
/***********************************************************************
* GetNearestColor [[email protected]]
*
* Gets a system color to match.
*
* RETURNS
* Success: Color from system palette that corresponds to given color
* Failure: CLR_INVALID
*/
COLORREF WINAPI GetNearestColor(
HDC hdc, /* [in] Handle of device context */
COLORREF color) /* [in] Color to be matched */
{
unsigned char spec_type;
COLORREF nearest;
DC *dc;
if (!(dc = get_dc_ptr( hdc ))) return CLR_INVALID;
if (dc->funcs->pGetNearestColor)
{
nearest = dc->funcs->pGetNearestColor( dc->physDev, color );
release_dc_ptr( dc );
return nearest;
}
if (!(GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE))
{
release_dc_ptr( dc );
return color;
}
spec_type = color >> 24;
if (spec_type == 1 || spec_type == 2)
{
/* we need logical palette for PALETTERGB and PALETTEINDEX colorrefs */
UINT index;
PALETTEENTRY entry;
HPALETTE hpal = dc->hPalette ? dc->hPalette : GetStockObject( DEFAULT_PALETTE );
if (spec_type == 2) /* PALETTERGB */
index = GetNearestPaletteIndex( hpal, color );
else /* PALETTEINDEX */
index = LOWORD(color);
if (!GetPaletteEntries( hpal, index, 1, &entry ))
{
WARN("RGB(%x) : idx %d is out of bounds, assuming NULL\n", color, index );
if (!GetPaletteEntries( hpal, 0, 1, &entry ))
{
release_dc_ptr( dc );
return CLR_INVALID;
}
}
color = RGB( entry.peRed, entry.peGreen, entry.peBlue );
}
nearest = color & 0x00ffffff;
release_dc_ptr( dc );
TRACE("(%06x): returning %06x\n", color, nearest );
return nearest;
}
开发者ID:bilboed，项目名称:wine，代码行数:63，代码来源:palette.c
示例6: StretchBlt
/***********************************************************************
* StretchBlt ([email protected])
*/
BOOL WINAPI StretchBlt( HDC hdcDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
HDC hdcSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc, DWORD rop )
{
BOOL ret = FALSE;
DC *dcDst, *dcSrc;
if (!rop_uses_src( rop )) return PatBlt( hdcDst, xDst, yDst, widthDst, heightDst, rop );
if (!(dcDst = get_dc_ptr( hdcDst ))) return FALSE;
if ((dcSrc = get_dc_ptr( hdcSrc )))
{
struct bitblt_coords src, dst;
update_dc( dcSrc );
update_dc( dcDst );
src.log_x = xSrc;
src.log_y = ySrc;
src.log_width = widthSrc;
src.log_height = heightSrc;
src.layout = dcSrc->layout;
dst.log_x = xDst;
dst.log_y = yDst;
dst.log_width = widthDst;
dst.log_height = heightDst;
dst.layout = dcDst->layout;
if (rop & NOMIRRORBITMAP)
{
src.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
dst.layout |= LAYOUT_BITMAPORIENTATIONPRESERVED;
rop &= ~NOMIRRORBITMAP;
}
ret = !get_vis_rectangles( dcDst, &dst, dcSrc, &src );
TRACE("src %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s dst %p log=%d,%d %dx%d phys=%d,%d %dx%d vis=%s rop=%06x\n",
hdcSrc, src.log_x, src.log_y, src.log_width, src.log_height,
src.x, src.y, src.width, src.height, wine_dbgstr_rect(&src.visrect),
hdcDst, dst.log_x, dst.log_y, dst.log_width, dst.log_height,
dst.x, dst.y, dst.width, dst.height, wine_dbgstr_rect(&dst.visrect), rop );
if (!ret)
{
PHYSDEV src_dev = GET_DC_PHYSDEV( dcSrc, pStretchBlt );
PHYSDEV dst_dev = GET_DC_PHYSDEV( dcDst, pStretchBlt );
ret = dst_dev->funcs->pStretchBlt( dst_dev, &dst, src_dev, &src, rop );
}
release_dc_ptr( dcSrc );
}
release_dc_ptr( dcDst );
return ret;
}
开发者ID:AlexSteel，项目名称:wine，代码行数:55，代码来源:bitblt.c
示例7: PEN_SelectObject
/***********************************************************************
* PEN_SelectObject
*/
static HGDIOBJ PEN_SelectObject( HGDIOBJ handle, HDC hdc )
{
PENOBJ *pen;
HGDIOBJ ret = 0;
DC *dc = get_dc_ptr( hdc );
WORD type;
if (!dc)
{
SetLastError( ERROR_INVALID_HANDLE );
return 0;
}
if ((pen = get_any_obj_ptr( handle, &type )))
{
struct brush_pattern *pattern;
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pSelectPen );
switch (type)
{
case OBJ_PEN:
pattern = NULL;
break;
case OBJ_EXTPEN:
pattern = &pen->pattern;
if (!pattern->info) pattern = NULL;
break;
default:
GDI_ReleaseObj( handle );
release_dc_ptr( dc );
return 0;
}
GDI_inc_ref_count( handle );
GDI_ReleaseObj( handle );
if (!physdev->funcs->pSelectPen( physdev, handle, pattern ))
{
GDI_dec_ref_count( handle );
}
else
{
ret = dc->hPen;
dc->hPen = handle;
GDI_dec_ref_count( ret );
}
}
release_dc_ptr( dc );
return ret;
}
开发者ID:AndreRH，项目名称:wine，代码行数:53，代码来源:pen.c
示例8: TRACE
/**********************************************************************
* MFDRV_CloseMetaFile
*/
static DC *MFDRV_CloseMetaFile( HDC hdc )
{
DC *dc;
METAFILEDRV_PDEVICE *physDev;
TRACE("(%p)\n", hdc );
if (!(dc = get_dc_ptr( hdc ))) return NULL;
if (dc->header.type != OBJ_METADC)
{
release_dc_ptr( dc );
return NULL;
}
if (dc->refcount != 1)
{
FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount );
release_dc_ptr( dc );
return NULL;
}
physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
/* Construct the end of metafile record - this is documented
* in SDK Knowledgebase Q99334.
*/
if (!MFDRV_MetaParam0(dc->physDev, META_EOF))
{
free_dc_ptr( dc );
return 0;
}
if (physDev->mh->mtType == METAFILE_DISK) /* disk based metafile */
{
if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0) {
free_dc_ptr( dc );
return 0;
}
physDev->mh->mtType = METAFILE_MEMORY; /* This is what windows does */
if (!WriteFile(physDev->hFile, physDev->mh, sizeof(*physDev->mh),
NULL, NULL)) {
free_dc_ptr( dc );
return 0;
}
CloseHandle(physDev->hFile);
physDev->mh->mtType = METAFILE_DISK;
}
return dc;
}
开发者ID:klickverbot，项目名称:wine，代码行数:53，代码来源:init.c
示例9: SetMetaRgn
/***********************************************************************
* SetMetaRgn ([email protected])
*/
INT WINAPI SetMetaRgn( HDC hdc )
{
INT ret;
RECT dummy;
DC *dc = get_dc_ptr( hdc );
if (!dc) return ERROR;
if (dc->hClipRgn)
{
if (dc->hMetaRgn)
{
/* the intersection becomes the new meta region */
CombineRgn( dc->hMetaRgn, dc->hMetaRgn, dc->hClipRgn, RGN_AND );
DeleteObject( dc->hClipRgn );
dc->hClipRgn = 0;
}
else
{
dc->hMetaRgn = dc->hClipRgn;
dc->hClipRgn = 0;
}
}
/* else nothing to do */
/* Note: no need to call update_dc_clipping, the overall clip region hasn't changed */
ret = GetRgnBox( dc->hMetaRgn, &dummy );
release_dc_ptr( dc );
return ret;
}
开发者ID:bdidemus，项目名称:wine，代码行数:34，代码来源:clipping.c
示例10: wglMakeCurrent
/***********************************************************************
* wglMakeCurrent ([email protected])
*/
BOOL WINAPI wglMakeCurrent(HDC hdc, HGLRC hglrc)
{
BOOL ret = FALSE;
DC * dc = NULL;
/* When the context hglrc is NULL, the HDC is ignored and can be NULL.
* In that case use the global hDC to get access to the driver. */
if(hglrc == NULL)
{
if( hdc == NULL && !wglGetCurrentContext() )
{
WARN( "Current context is NULL\n");
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
dc = OPENGL_GetDefaultDC();
}
else
dc = get_dc_ptr( hdc );
TRACE("hdc: (%p), hglrc: (%p)\n", hdc, hglrc);
if (dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pwglMakeCurrent );
update_dc( dc );
ret = physdev->funcs->pwglMakeCurrent( physdev, hglrc );
release_dc_ptr( dc );
}
return ret;
}
开发者ID:MichaelMcDonnell，项目名称:wine，代码行数:34，代码来源:opengl.c
示例11: SetVirtualResolution
/***********************************************************************
* SetVirtualResolution ([email protected])
*
* Undocumented on msdn.
*
* Changes the values of screen size in pixels and millimeters used by
* the mapping mode functions.
*
* PARAMS
* hdc [I] Device context
* horz_res [I] Width in pixels (equivalent to HORZRES device cap).
* vert_res [I] Height in pixels (equivalent to VERTRES device cap).
* horz_size [I] Width in mm (equivalent to HORZSIZE device cap).
* vert_size [I] Height in mm (equivalent to VERTSIZE device cap).
*
* RETURNS
* TRUE if successful.
* FALSE if any (but not all) of the last four params are zero.
*
* NOTES
* This doesn't change the values returned by GetDeviceCaps, just the
* scaling of the mapping modes.
*
* Calling with the last four params equal to zero sets the values
* back to their defaults obtained by calls to GetDeviceCaps.
*/
BOOL WINAPI SetVirtualResolution(HDC hdc, DWORD horz_res, DWORD vert_res,
DWORD horz_size, DWORD vert_size)
{
DC * dc;
TRACE("(%p %d %d %d %d)\n", hdc, horz_res, vert_res, horz_size, vert_size);
if(horz_res == 0 && vert_res == 0 && horz_size == 0 && vert_size == 0)
{
horz_res = GetDeviceCaps(hdc, HORZRES);
vert_res = GetDeviceCaps(hdc, VERTRES);
horz_size = GetDeviceCaps(hdc, HORZSIZE);
vert_size = GetDeviceCaps(hdc, VERTSIZE);
}
else if(horz_res == 0 || vert_res == 0 || horz_size == 0 || vert_size == 0)
return FALSE;
dc = get_dc_ptr( hdc );
if (!dc) return FALSE;
dc->virtual_res.cx = horz_res;
dc->virtual_res.cy = vert_res;
dc->virtual_size.cx = horz_size;
dc->virtual_size.cy = vert_size;
release_dc_ptr( dc );
return TRUE;
}
开发者ID:AmesianX，项目名称:RosWine，代码行数:53，代码来源:mapping.c
示例12: GDISelectPalette
/***********************************************************************
* GDISelectPalette (Not a Windows API)
*/
HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg)
{
HPALETTE ret = 0;
DC *dc;
TRACE("%p %p\n", hdc, hpal );
hpal = get_full_gdi_handle( hpal );
if (GetObjectType(hpal) != OBJ_PAL)
{
WARN("invalid selected palette %p\n",hpal);
return 0;
}
if ((dc = get_dc_ptr( hdc )))
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pSelectPalette );
ret = dc->hPalette;
if (physdev->funcs->pSelectPalette( physdev, hpal, FALSE ))
{
dc->hPalette = hpal;
if (!wBkg) hPrimaryPalette = hpal;
}
else ret = 0;
release_dc_ptr( dc );
}
return ret;
}
开发者ID:AlexSteel，项目名称:wine，代码行数:30，代码来源:palette.c
示例13: wglGetProcAddress
/***********************************************************************
* Internal wglGetProcAddress for retrieving WGL extensions
*/
PROC WINAPI wglGetProcAddress(LPCSTR func)
{
PROC ret = NULL;
DC *dc;
if(!func)
return NULL;
TRACE("func: '%s'\n", func);
/* Retrieve the global hDC to get access to the driver. */
dc = OPENGL_GetDefaultDC();
if (dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pwglGetProcAddress );
ret = physdev->funcs->pwglGetProcAddress(func);
release_dc_ptr( dc );
}
/* At the moment we implement one WGL extension which requires a HDC. When we
* are looking up this call and when the Extension is available (that is the case
* when a non-NULL value is returned by wglGetProcAddress), we return the address
* of a wrapper function which will handle the HDC->PhysDev conversion.
*/
if(ret && strcmp(func, "wglCreateContextAttribsARB") == 0)
return (PROC)wglCreateContextAttribsARB;
else if(ret && strcmp(func, "wglMakeContextCurrentARB") == 0)
return (PROC)wglMakeContextCurrentARB;
else if(ret && strcmp(func, "wglGetPbufferDCARB") == 0)
return (PROC)wglGetPbufferDCARB;
else if(ret && strcmp(func, "wglSetPixelFormatWINE") == 0)
return (PROC)wglSetPixelFormatWINE;
return ret;
}
开发者ID:MichaelMcDonnell，项目名称:wine，代码行数:38，代码来源:opengl.c
示例14: IntersectVisRect16
/***********************************************************************
* IntersectVisRect (GDI.98)
*/
INT16 WINAPI IntersectVisRect16( HDC16 hdc16, INT16 left, INT16 top, INT16 right, INT16 bottom )
{
HRGN tempRgn;
INT16 ret;
POINT pt[2];
HDC hdc = HDC_32( hdc16 );
DC * dc = get_dc_ptr( hdc );
if (!dc) return ERROR;
pt[0].x = left;
pt[0].y = top;
pt[1].x = right;
pt[1].y = bottom;
LPtoDP( hdc, pt, 2 );
TRACE("%p %d,%d - %d,%d\n", hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y);
if (!(tempRgn = CreateRectRgn( pt[0].x, pt[0].y, pt[1].x, pt[1].y ))) ret = ERROR;
else
{
update_dc( dc );
ret = CombineRgn( dc->hVisRgn, dc->hVisRgn, tempRgn, RGN_AND );
DeleteObject( tempRgn );
}
if (ret != ERROR) CLIPPING_UpdateGCRegion( dc );
release_dc_ptr( dc );
return ret;
}
开发者ID:WASSUM，项目名称:longene_travel，代码行数:32，代码来源:clipping.c
示例15: GetClipBox
/***********************************************************************
* GetClipBox ([email protected])
*/
INT WINAPI GetClipBox( HDC hdc, LPRECT rect )
{
RECT visrect;
INT ret;
DC *dc = get_dc_ptr( hdc );
if (!dc) return ERROR;
update_dc( dc );
if (get_dc_region( dc ))
{
ret = GetRgnBox( get_dc_region( dc ), rect );
}
else
{
ret = is_rect_empty( &dc->vis_rect ) ? ERROR : SIMPLEREGION;
*rect = dc->vis_rect;
}
if (get_dc_device_rect( dc, &visrect ) && !intersect_rect( rect, rect, &visrect )) ret = NULLREGION;
if (dc->layout & LAYOUT_RTL)
{
int tmp = rect->left;
rect->left = rect->right - 1;
rect->right = tmp - 1;
}
DPtoLP( hdc, (LPPOINT)rect, 2 );
release_dc_ptr( dc );
TRACE("%p => %d %s\n", hdc, ret, wine_dbgstr_rect( rect ));
return ret;
}
开发者ID:bdidemus，项目名称:wine，代码行数:34，代码来源:clipping.c
示例16: GDI_CallExtDeviceMode16
/*****************************************************************************
* @ [GDI32.102]
*
* This should load the correct driver for lpszDevice and call this driver's
* ExtDeviceMode proc.
*
* FIXME: convert ExtDeviceMode to unicode in the driver interface
*/
INT WINAPI GDI_CallExtDeviceMode16( HWND hwnd,
LPDEVMODEA lpdmOutput, LPSTR lpszDevice,
LPSTR lpszPort, LPDEVMODEA lpdmInput,
LPSTR lpszProfile, DWORD fwMode )
{
WCHAR deviceW[300];
WCHAR bufW[300];
char buf[300];
HDC hdc;
DC *dc;
INT ret = -1;
TRACE("(%p, %p, %s, %s, %p, %s, %d)\n",
hwnd, lpdmOutput, lpszDevice, lpszPort, lpdmInput, lpszProfile, fwMode );
if (!lpszDevice) return -1;
if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
if ((dc = get_dc_ptr( hdc )))
{
if (dc->funcs->pExtDeviceMode)
ret = dc->funcs->pExtDeviceMode( buf, hwnd, lpdmOutput, lpszDevice, lpszPort,
lpdmInput, lpszProfile, fwMode );
release_dc_ptr( dc );
}
DeleteDC( hdc );
return ret;
}
开发者ID:bilboed，项目名称:wine，代码行数:42，代码来源:driver.c
示例17: GDI_CallDeviceCapabilities16
/*****************************************************************************
* @ [GDI32.104]
*
* This should load the correct driver for lpszDevice and calls this driver's
* DeviceCapabilities proc.
*
* FIXME: convert DeviceCapabilities to unicode in the driver interface
*/
DWORD WINAPI GDI_CallDeviceCapabilities16( LPCSTR lpszDevice, LPCSTR lpszPort,
WORD fwCapability, LPSTR lpszOutput,
LPDEVMODEA lpdm )
{
WCHAR deviceW[300];
WCHAR bufW[300];
char buf[300];
HDC hdc;
DC *dc;
INT ret = -1;
TRACE("(%s, %s, %d, %p, %p)\n", lpszDevice, lpszPort, fwCapability, lpszOutput, lpdm );
if (!lpszDevice) return -1;
if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
if ((dc = get_dc_ptr( hdc )))
{
if (dc->funcs->pDeviceCapabilities)
ret = dc->funcs->pDeviceCapabilities( buf, lpszDevice, lpszPort,
fwCapability, lpszOutput, lpdm );
release_dc_ptr( dc );
}
DeleteDC( hdc );
return ret;
}
开发者ID:bilboed，项目名称:wine，代码行数:40，代码来源:driver.c
示例18: ArcTo
/***********************************************************************
* ArcTo ([email protected])
*/
BOOL WINAPI ArcTo( HDC hdc,
INT left, INT top,
INT right, INT bottom,
INT xstart, INT ystart,
INT xend, INT yend )
{
double width = abs( right - left ),
height = abs( bottom - top ),
xradius = width/2,
yradius = height/2,
xcenter = right > left ? left+xradius : right+xradius,
ycenter = bottom > top ? top+yradius : bottom+yradius,
angle;
PHYSDEV physdev;
BOOL result;
DC * dc = get_dc_ptr( hdc );
TRACE( "%p, (%d, %d)-(%d, %d), (%d, %d), (%d, %d)\n", hdc, left, top, right, bottom, xstart, ystart, xend, yend );
if(!dc) return FALSE;
update_dc( dc );
physdev = GET_DC_PHYSDEV( dc, pArcTo );
result = physdev->funcs->pArcTo( physdev, left, top, right, bottom, xstart, ystart, xend, yend );
if (result)
{
angle = atan2(((yend-ycenter)/height),
((xend-xcenter)/width));
dc->cur_pos.x = GDI_ROUND( xcenter + (cos( angle ) * xradius) );
dc->cur_pos.y = GDI_ROUND( ycenter + (sin( angle ) * yradius) );
}
release_dc_ptr( dc );
return result;
}
开发者ID:AndreRH，项目名称:wine，代码行数:37，代码来源:painting.c
示例19: AngleArc
/***********************************************************************
* AngleArc ([email protected])
*/
BOOL WINAPI AngleArc(HDC hdc, INT x, INT y, DWORD dwRadius, FLOAT eStartAngle, FLOAT eSweepAngle)
{
PHYSDEV physdev;
BOOL result;
DC *dc;
TRACE( "%p, (%d, %d), %u, %f, %f\n", hdc, x, y, dwRadius, eStartAngle, eSweepAngle );
if( (signed int)dwRadius < 0 )
return FALSE;
dc = get_dc_ptr( hdc );
if(!dc) return FALSE;
update_dc( dc );
physdev = GET_DC_PHYSDEV( dc, pAngleArc );
result = physdev->funcs->pAngleArc( physdev, x, y, dwRadius, eStartAngle, eSweepAngle );
if (result)
{
dc->cur_pos.x = GDI_ROUND( x + cos( (eStartAngle + eSweepAngle) * M_PI / 180 ) * dwRadius );
dc->cur_pos.y = GDI_ROUND( y - sin( (eStartAngle + eSweepAngle) * M_PI / 180 ) * dwRadius );
}
release_dc_ptr( dc );
return result;
}
开发者ID:AndreRH，项目名称:wine，代码行数:29，代码来源:painting.c
示例20: GDIRealizePalette
/***********************************************************************
* GDIRealizePalette (Not a Windows API)
*/
UINT WINAPI GDIRealizePalette( HDC hdc )
{
UINT realized = 0;
DC* dc = get_dc_ptr( hdc );
if (!dc) return 0;
TRACE("%p...\n", hdc );
if( dc->hPalette == GetStockObject( DEFAULT_PALETTE ))
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRealizeDefaultPalette );
realized = physdev->funcs->pRealizeDefaultPalette( physdev );
}
else if (InterlockedExchangePointer( (void **)&hLastRealizedPalette, dc->hPalette ) != dc->hPalette)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRealizePalette );
PALETTEOBJ *palPtr = GDI_GetObjPtr( dc->hPalette, OBJ_PAL );
if (palPtr)
{
realized = physdev->funcs->pRealizePalette( physdev, dc->hPalette,
(dc->hPalette == hPrimaryPalette) );
palPtr->unrealize = physdev->funcs->pUnrealizePalette;
GDI_ReleaseObj( dc->hPalette );
}
}
else TRACE(" skipping (hLastRealizedPalette = %p)\n", hLastRealizedPalette);
release_dc_ptr( dc );
TRACE(" realized %i colors.\n", realized );
return realized;
}
开发者ID:AlexSteel，项目名称:wine，代码行数:35，代码来源:palette.c
注：本文中的release_dc_ptr函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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