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ole32: Add DIB saving in data cache, and relevant tests. 

Signed-off-by: Sergio Gómez Del Real <sdelreal@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Sergio Gómez Del Real 2017-11-28 13:01:06 -05:00 committed by Alexandre Julliard
parent 0f0e2173e7
commit 51c8fa6574
2 changed files with 77 additions and 7 deletions
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49
dlls/ole32/datacache.c
View File

@ -838,6 +838,29 @@ static HRESULT DataCacheEntry_Save(DataCacheEntry *cache_entry, IStorage *storag
}
break;
}
case CF_DIB:
{
header.dwSize = GlobalSize(cache_entry->stgmedium.u.hGlobal);
if (header.dwSize)
{
const BITMAPINFO *bmi = GlobalLock(cache_entry->stgmedium.u.hGlobal);
/* Size in units of 0.01mm (ie. MM_HIMETRIC) */
if (bmi->bmiHeader.biXPelsPerMeter != 0 && bmi->bmiHeader.biYPelsPerMeter != 0)
{
header.dwObjectExtentX = MulDiv( bmi->bmiHeader.biWidth, 100000, bmi->bmiHeader.biXPelsPerMeter );
header.dwObjectExtentY = MulDiv( bmi->bmiHeader.biHeight, 100000, bmi->bmiHeader.biYPelsPerMeter );
}
else
{
HDC hdc = GetDC(0);
header.dwObjectExtentX = MulDiv( bmi->bmiHeader.biWidth, 2540, GetDeviceCaps(hdc, LOGPIXELSX) );
header.dwObjectExtentY = MulDiv( bmi->bmiHeader.biHeight, 2540, GetDeviceCaps(hdc, LOGPIXELSY) );
ReleaseDC(0, hdc);
}
GlobalUnlock(cache_entry->stgmedium.u.hGlobal);
}
break;
}
default:
break;
}
@ -866,20 +889,32 @@ static HRESULT DataCacheEntry_Save(DataCacheEntry *cache_entry, IStorage *storag
IStream_Release(pres_stream);
return DV_E_STGMEDIUM;
}
data = HeapAlloc(GetProcessHeap(), 0, header.dwSize);
GetMetaFileBitsEx(mfpict->hMF, header.dwSize, data);
GlobalUnlock(cache_entry->stgmedium.u.hMetaFilePict);
if (header.dwSize)
{
data = HeapAlloc(GetProcessHeap(), 0, header.dwSize);
GetMetaFileBitsEx(mfpict->hMF, header.dwSize, data);
GlobalUnlock(cache_entry->stgmedium.u.hMetaFilePict);
if (data)
{
hr = IStream_Write(pres_stream, data, header.dwSize, NULL);
HeapFree(GetProcessHeap(), 0, data);
}
}
}
break;
}
case CF_DIB:
{
data = GlobalLock(cache_entry->stgmedium.u.hGlobal);
if (header.dwSize)
hr = IStream_Write(pres_stream, data, header.dwSize, NULL);
GlobalUnlock(cache_entry->stgmedium.u.hGlobal);
break;
}
default:
break;
}
if (data)
hr = IStream_Write(pres_stream, data, header.dwSize, NULL);
HeapFree(GetProcessHeap(), 0, data);
IStream_Release(pres_stream);
return hr;
}

35
dlls/ole32/tests/ole2.c
View File

@ -4092,6 +4092,12 @@ static IStorage *create_storage_from_def(const struct storage_def *stg_def)
return stg;
}
static const BYTE dib_inf[] =
{
0x42, 0x4d, 0x3e, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x36, 0x00, 0x00, 0x00
};
static const BYTE mf_rec[] =
{
0xd7, 0xcd, 0xc6, 0x9a, 0x00, 0x00, 0x00, 0x00,
@ -4107,6 +4113,23 @@ static void get_stgdef(struct storage_def *stg_def, CLIPFORMAT cf, STGMEDIUM *st
switch (cf)
{
case CF_DIB:
data_size = sizeof(dib);
if (!strcmp(stg_def->stream[stm_idx].name, "CONTENTS"))
{
data_size += sizeof(dib_inf);
data = HeapAlloc(GetProcessHeap(), 0, data_size);
memcpy(data, dib_inf, sizeof(dib_inf));
memcpy(data + sizeof(dib_inf), dib, sizeof(dib));
}
else
{
data = HeapAlloc(GetProcessHeap(), 0, data_size);
memcpy(data, dib, sizeof(dib));
}
stg_def->stream[stm_idx].data = data;
stg_def->stream[stm_idx].data_size = data_size;
break;
case CF_METAFILEPICT:
mfpict = GlobalLock(U(stg_med)->hMetaFilePict);
data_size = GetMetaFileBitsEx(mfpict->hMF, 0, NULL);
@ -4133,6 +4156,9 @@ static void get_stgmedium(CLIPFORMAT cfFormat, STGMEDIUM *stgmedium)
{
switch (cfFormat)
{
case CF_DIB:
create_dib(stgmedium);
break;
case CF_METAFILEPICT:
create_mfpict(stgmedium);
break;
@ -4162,6 +4188,15 @@ static void test_data_cache_save_data(void)
static struct tests_data_cache *pdata, data[] =
{
{
{
{ CF_DIB, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL },
},
1, 1, &CLSID_WineTest,
{
&CLSID_WineTest, 1, { { "\2OlePres000", CF_DIB, DVASPECT_CONTENT, 0, NULL, 0 } }
}
},
{
{
{ CF_METAFILEPICT, 0, DVASPECT_CONTENT, -1, TYMED_MFPICT },