winhelp: Emit proper RTF tokens for a bitmap.

This commit is contained in:
Eric Pouech 2008-04-24 22:06:28 +02:00 committed by Alexandre Julliard
parent 666bf7b892
commit 5309ad1c8f

View file

@ -678,6 +678,203 @@ static BOOL HLPFILE_RtfAddText(struct RtfData* rd, const char* str)
return HLPFILE_RtfAddRawString(rd, last, p - last);
}
/******************************************************************
* RtfAddHexBytes
*
*/
static BOOL HLPFILE_RtfAddHexBytes(struct RtfData* rd, const void* _ptr, unsigned sz)
{
char tmp[512];
unsigned i, step;
const BYTE* ptr = _ptr;
static const char* _2hex = "0123456789abcdef";
if (!rd) return TRUE; /* FIXME: TEMP */
if (!rd->in_text)
{
if (!HLPFILE_RtfAddRawString(rd, " ", 1)) return FALSE;
rd->in_text = TRUE;
}
for (; sz; sz -= step)
{
step = min(256, sz);
for (i = 0; i < step; i++)
{
tmp[2 * i + 0] = _2hex[*ptr >> 4];
tmp[2 * i + 1] = _2hex[*ptr++ & 0xF];
}
if (!HLPFILE_RtfAddRawString(rd, tmp, 2 * step)) return FALSE;
}
return TRUE;
}
/******************************************************************
* HLPFILE_RtfAddBitmap
*
*/
static BOOL HLPFILE_RtfAddBitmap(struct RtfData* rd, BYTE* beg, BYTE type, BYTE pack)
{
BYTE* ptr;
BYTE* pict_beg;
BITMAPINFO* bi;
unsigned long off, csz;
unsigned nc = 0;
BOOL ret = FALSE;
char tmp[256];
bi = HeapAlloc(GetProcessHeap(), 0, sizeof(*bi));
if (!bi) return FALSE;
ptr = beg + 2; /* for type and pack */
bi->bmiHeader.biSize = sizeof(bi->bmiHeader);
bi->bmiHeader.biXPelsPerMeter = fetch_ulong(&ptr);
bi->bmiHeader.biYPelsPerMeter = fetch_ulong(&ptr);
bi->bmiHeader.biPlanes = fetch_ushort(&ptr);
bi->bmiHeader.biBitCount = fetch_ushort(&ptr);
bi->bmiHeader.biWidth = fetch_ulong(&ptr);
bi->bmiHeader.biHeight = fetch_ulong(&ptr);
bi->bmiHeader.biClrUsed = fetch_ulong(&ptr);
bi->bmiHeader.biClrImportant = fetch_ulong(&ptr);
bi->bmiHeader.biCompression = BI_RGB;
if (bi->bmiHeader.biBitCount > 32) WINE_FIXME("Unknown bit count %u\n", bi->bmiHeader.biBitCount);
if (bi->bmiHeader.biPlanes != 1) WINE_FIXME("Unsupported planes %u\n", bi->bmiHeader.biPlanes);
bi->bmiHeader.biSizeImage = (((bi->bmiHeader.biWidth * bi->bmiHeader.biBitCount + 31) & ~31) / 8) * bi->bmiHeader.biHeight;
WINE_TRACE("planes=%d bc=%d size=(%d,%d)\n",
bi->bmiHeader.biPlanes, bi->bmiHeader.biBitCount,
bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
csz = fetch_ulong(&ptr);
fetch_ulong(&ptr); /* hotspot size */
off = GET_UINT(ptr, 0); ptr += 4;
/* GET_UINT(ptr, 0); hotspot offset */ ptr += 4;
/* now read palette info */
if (type == 0x06)
{
unsigned i;
nc = bi->bmiHeader.biClrUsed;
/* not quite right, especially for bitfields type of compression */
if (!nc && bi->bmiHeader.biBitCount <= 8)
nc = 1 << bi->bmiHeader.biBitCount;
bi = HeapReAlloc(GetProcessHeap(), 0, bi, sizeof(*bi) + nc * sizeof(RGBQUAD));
if (!bi) return FALSE;
for (i = 0; i < nc; i++)
{
bi->bmiColors[i].rgbBlue = ptr[0];
bi->bmiColors[i].rgbGreen = ptr[1];
bi->bmiColors[i].rgbRed = ptr[2];
bi->bmiColors[i].rgbReserved = 0;
ptr += 4;
}
}
pict_beg = HLPFILE_DecompressGfx(beg + off, csz, bi->bmiHeader.biSizeImage, pack);
if (!HLPFILE_RtfAddControl(rd, "{\\pict")) goto done;
if (type == 0x06)
{
sprintf(tmp, "\\dibitmap0\\picw%d\\pich%d",
bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
if (!HLPFILE_RtfAddHexBytes(rd, bi, sizeof(*bi) + nc * sizeof(RGBQUAD))) goto done;
}
else
{
sprintf(tmp, "\\wbitmap0\\wbmbitspixel%d\\wbmplanes%d\\picw%d\\pich%d",
bi->bmiHeader.biBitCount, bi->bmiHeader.biPlanes,
bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
}
if (!HLPFILE_RtfAddHexBytes(rd, pict_beg, bi->bmiHeader.biSizeImage)) goto done;
if (!HLPFILE_RtfAddControl(rd, "}")) goto done;
ret = TRUE;
done:
HeapFree(GetProcessHeap(), 0, bi);
if (pict_beg != beg + off) HeapFree(GetProcessHeap(), 0, pict_beg);
return ret;
}
/******************************************************************
* HLPFILE_RtfAddMetaFile
*
*/
static BOOL HLPFILE_RtfAddMetaFile(struct RtfData* rd, BYTE* beg, BYTE pack)
{
return TRUE;
}
/******************************************************************
* HLPFILE_RtfAddGfxByAddr
*
*/
static BOOL HLPFILE_RtfAddGfxByAddr(struct RtfData* rd, HLPFILE *hlpfile,
BYTE* ref, unsigned long size)
{
unsigned i, numpict;
numpict = GET_USHORT(ref, 2);
WINE_TRACE("Got picture magic=%04x #=%d\n", GET_USHORT(ref, 0), numpict);
for (i = 0; i < numpict; i++)
{
BYTE* beg;
BYTE* ptr;
BYTE type, pack;
WINE_TRACE("Offset[%d] = %x\n", i, GET_UINT(ref, (1 + i) * 4));
beg = ptr = ref + GET_UINT(ref, (1 + i) * 4);
type = *ptr++;
pack = *ptr++;
switch (type)
{
case 5: /* device dependent bmp */
case 6: /* device independent bmp */
HLPFILE_RtfAddBitmap(rd, beg, type, pack);
break;
case 8:
HLPFILE_RtfAddMetaFile(rd, beg, pack);
break;
default: WINE_FIXME("Unknown type %u\n", type); return FALSE;
}
/* FIXME: hotspots */
/* FIXME: implement support for multiple picture format */
if (numpict != 1) WINE_FIXME("Supporting only one bitmap format per logical bitmap (for now). Using first format\n");
break;
}
return TRUE;
}
/******************************************************************
* HLPFILE_RtfAddGfxByIndex
*
*
*/
static BOOL HLPFILE_RtfAddGfxByIndex(struct RtfData* rd, HLPFILE *hlpfile,
unsigned index)
{
char tmp[16];
BYTE *ref, *end;
WINE_TRACE("Loading picture #%d\n", index);
sprintf(tmp, "|bm%u", index);
if (!HLPFILE_FindSubFile(hlpfile, tmp, &ref, &end)) {WINE_WARN("no sub file\n"); return FALSE;}
ref += 9;
return HLPFILE_RtfAddGfxByAddr(rd, hlpfile, ref, end - ref);
}
/******************************************************************
* HLPFILE_LoadBitmap
*
@ -1273,6 +1470,10 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, struct RtfData* rd, BYTE
case 0:
HLPFILE_LoadGfxByIndex(page->file, GET_SHORT(format, 2),
paragraph);
if (rd) { /* FIXME: TEMP */
HLPFILE_RtfAddGfxByIndex(rd, page->file, GET_SHORT(format, 2));
rd->char_pos++;
}
break;
case 1:
WINE_FIXME("does it work ??? %x<%lu>#%u\n",
@ -1280,7 +1481,11 @@ static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, struct RtfData* rd, BYTE
size, GET_SHORT(format, 2));
HLPFILE_LoadGfxByAddr(page->file, format + 2, size - 4,
paragraph);
break;
if (rd) { /* FIXME: TEMP */
HLPFILE_RtfAddGfxByAddr(rd, page->file, format + 2, size - 4);
rd->char_pos++;
}
break;
default:
WINE_FIXME("??? %u\n", GET_SHORT(format, 0));
break;