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gdi32: Partial implementation of PutImage in the null driver for DDBs.

oldstable
Alexandre Julliard 2011-08-03 10:37:45 +02:00
parent b113af1b13
commit 76b5c1dcac
3 changed files with 78 additions and 7 deletions
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75
dlls/gdi32/bitmap.c
View File

@ -126,6 +126,81 @@ done:
return ERROR_SUCCESS;
}
DWORD nulldrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop )
{
BITMAPOBJ *bmp;
if (!hbitmap) return ERROR_SUCCESS;
if (!(bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP ))) return ERROR_INVALID_HANDLE;
if (info->bmiHeader.biPlanes != 1) goto update_format;
if (info->bmiHeader.biBitCount != bmp->bitmap.bmBitsPixel) goto update_format;
/* FIXME: check color masks */
if (bits)
{
int i, width_bytes = get_dib_stride( info->bmiHeader.biWidth, info->bmiHeader.biBitCount );
unsigned char *dst_bits, *src_bits;
if ((src->width != dst->width) || (src->height != dst->height))
{
GDI_ReleaseObj( hbitmap );
return ERROR_TRANSFORM_NOT_SUPPORTED;
}
if (src->visrect.left > 0 || src->visrect.right < bmp->bitmap.bmWidth ||
dst->visrect.left > 0 || dst->visrect.right < bmp->bitmap.bmWidth)
{
FIXME( "setting partial rows not supported\n" );
GDI_ReleaseObj( hbitmap );
return ERROR_NOT_SUPPORTED;
}
if (clip)
{
FIXME( "clip region not supported\n" );
GDI_ReleaseObj( hbitmap );
return ERROR_NOT_SUPPORTED;
}
if (!bmp->bitmap.bmBits &&
!(bmp->bitmap.bmBits = HeapAlloc( GetProcessHeap(), 0,
bmp->bitmap.bmHeight * bmp->bitmap.bmWidthBytes )))
{
GDI_ReleaseObj( hbitmap );
return ERROR_OUTOFMEMORY;
}
src_bits = bits->ptr;
if (info->bmiHeader.biHeight > 0)
{
src_bits += (info->bmiHeader.biHeight - 1 - src->visrect.top) * width_bytes;
width_bytes = -width_bytes;
}
else
src_bits += src->visrect.top * width_bytes;
dst_bits = (unsigned char *)bmp->bitmap.bmBits + dst->visrect.top * bmp->bitmap.bmWidthBytes;
if (width_bytes != bmp->bitmap.bmWidthBytes)
{
for (i = 0; i < dst->visrect.bottom - dst->visrect.top; i++)
{
memcpy( dst_bits, src_bits, min( abs(width_bytes), bmp->bitmap.bmWidthBytes ));
src_bits += width_bytes;
dst_bits += bmp->bitmap.bmWidthBytes;
}
}
else memcpy( dst_bits, src_bits, width_bytes * (dst->visrect.bottom - dst->visrect.top) );
}
GDI_ReleaseObj( hbitmap );
return ERROR_SUCCESS;
update_format:
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = bmp->bitmap.bmBitsPixel;
if (info->bmiHeader.biHeight > 0) info->bmiHeader.biHeight = -info->bmiHeader.biHeight;
return ERROR_BAD_FORMAT;
}
/******************************************************************************
* CreateBitmap [GDI32.@]

7
dlls/gdi32/driver.c
View File

@ -421,13 +421,6 @@ static BOOL nulldrv_Polyline( PHYSDEV dev, const POINT *points, INT count )
return TRUE;
}
static DWORD nulldrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop )
{
return ERROR_SUCCESS;
}
static UINT nulldrv_RealizeDefaultPalette( PHYSDEV dev )
{
return 0;

3
dlls/gdi32/gdi_private.h
View File

@ -493,6 +493,9 @@ extern BOOL nulldrv_PolyBezier( PHYSDEV dev, const POINT *points, DWORD count )
extern BOOL nulldrv_PolyBezierTo( PHYSDEV dev, const POINT *points, DWORD count ) DECLSPEC_HIDDEN;
extern BOOL nulldrv_PolyDraw( PHYSDEV dev, const POINT *points, const BYTE *types, DWORD count ) DECLSPEC_HIDDEN;
extern BOOL nulldrv_PolylineTo( PHYSDEV dev, const POINT *points, INT count ) DECLSPEC_HIDDEN;
extern DWORD nulldrv_PutImage( PHYSDEV dev, HBITMAP hbitmap, HRGN clip, BITMAPINFO *info,
const struct gdi_image_bits *bits, struct bitblt_coords *src,
struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN;
extern BOOL nulldrv_RestoreDC( PHYSDEV dev, INT level ) DECLSPEC_HIDDEN;
extern INT nulldrv_SaveDC( PHYSDEV dev ) DECLSPEC_HIDDEN;
extern BOOL nulldrv_ScaleViewportExtEx( PHYSDEV dev, INT x_num, INT x_denom, INT y_num, INT y_denom, SIZE *size ) DECLSPEC_HIDDEN;