BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp)
{
if (!is_bitmapobj_dib( bmp ))
{
BITMAPINFO info;
get_ddb_bitmapinfo( bmp, &info );
if (!bmp->dib.dsBm.bmBits)
{
int width_bytes = get_dib_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
bmp->dib.dsBm.bmBits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
bmp->dib.dsBm.bmHeight * width_bytes );
if (!bmp->dib.dsBm.bmBits) return FALSE;
}
init_dib_info_from_bitmapinfo( dib, &info, bmp->dib.dsBm.bmBits );
}
else init_dib_info( dib, &bmp->dib.dsBmih, bmp->dib.dsBitfields,
bmp->color_table, bmp->dib.dsBm.bmBits );
return TRUE;
}
BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp, enum dib_info_flags flags)
{
if (!bmp->dib)
{
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
get_ddb_bitmapinfo( bmp, info );
if (!bmp->bitmap.bmBits)
{
int width_bytes = get_dib_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
bmp->bitmap.bmBits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
bmp->bitmap.bmHeight * width_bytes );
if (!bmp->bitmap.bmBits) return FALSE;
}
return init_dib_info_from_bitmapinfo( dib, info, bmp->bitmap.bmBits,
flags | private_color_table );
}
return init_dib_info( dib, &bmp->dib->dsBmih, bmp->dib->dsBitfields,
bmp->color_table, bmp->nb_colors, bmp->dib->dsBm.bmBits, flags );
}
static void set_initial_bitmap_bits( HBITMAP hbitmap, BITMAPOBJ *bmp )
{
char src_bmibuf[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *src_info = (BITMAPINFO *)src_bmibuf;
char dst_bmibuf[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *dst_info = (BITMAPINFO *)dst_bmibuf;
DWORD err;
struct gdi_image_bits bits;
struct bitblt_coords src, dst;
if (!bmp->bitmap.bmBits) return;
if (bmp->funcs->pPutImage == nulldrv_PutImage) return;
get_ddb_bitmapinfo( bmp, src_info );
bits.ptr = bmp->bitmap.bmBits;
bits.is_copy = FALSE;
bits.free = NULL;
bits.param = NULL;
src.x = 0;
src.y = 0;
src.width = bmp->bitmap.bmWidth;
src.height = bmp->bitmap.bmHeight;
src.visrect.left = 0;
src.visrect.top = 0;
src.visrect.right = bmp->bitmap.bmWidth;
src.visrect.bottom = bmp->bitmap.bmHeight;
dst = src;
copy_bitmapinfo( dst_info, src_info );
err = bmp->funcs->pPutImage( NULL, hbitmap, 0, dst_info, &bits, &src, &dst, 0 );
if (err == ERROR_BAD_FORMAT)
{
err = convert_bits( src_info, &src, dst_info, &bits, FALSE );
if (!err) err = bmp->funcs->pPutImage( NULL, hbitmap, 0, dst_info, &bits, &src, &dst, 0 );
if (bits.free) bits.free( &bits );
}
}
