C++ CBitmap::AddFlags方法代码示例

void UnloadTextures (void)
{
	int		i, bD1;
	CBitmap	*bmP;

#if TRACE
console.printf (CON_VERBOSE, "Unloading textures\n");
#endif
gameData.pig.tex.bPageFlushed++;
TexMergeClose ();
RLECacheFlush ();
for (bD1 = 0; bD1 < 2; bD1++) {
	bitmapCacheNext [bD1] = 0;
	for (i = 0, bmP = gameData.pig.tex.bitmaps [bD1].Buffer ();
		  i < gameData.pig.tex.nBitmaps [bD1];
		  i++, bmP++) {
#if DBG
		if (i == nDbgTexture)
			nDbgTexture = nDbgTexture;
#endif
		if (bitmapOffsets [bD1][i] > 0) { // only page out bitmaps read from disk
			bmP->AddFlags (BM_FLAG_PAGED_OUT);
			gameData.pig.tex.bitmaps [bD1][i].Unload (i, bD1);
			}
		}
	}
for (i = 0; i < MAX_ADDON_BITMAP_FILES; i++)
	gameData.pig.tex.addonBitmaps [i].Unload (i, 0);
}

int CFont::DrawString (int left, int top, const char *s)
{
	const char*		textP, * nextRowP, * text_ptr1;
	int				width, spacing, letter;
	int				x, y;
	int				origColor = CCanvas::Current ()->FontColor (0).index; //to allow easy reseting to default string color with colored strings -MPM
	float				fScale = fontManager.Scale ();
	ubyte				c;
	CBitmap*			bmf;
	tCanvasColor*	colorP = (m_info.flags & FT_COLOR) ? NULL : &CCanvas::Current ()->FontColor (0);
	
if (CCanvas::Current ()->Mode () != BM_OGL)
	return -1;

nextRowP = s;
y = top;
if (screen.Canvas ()->Mode () != BM_OGL)
	Error ("carp.\n");
while (nextRowP != NULL) {
	text_ptr1 = nextRowP;
	nextRowP = NULL;
	textP = text_ptr1;
	x = (left == 0x8000) ? fontManager.Current ()->GetCenteredX (textP) : left;
	while ((c = *textP)) {
		if (c == '\n') {
			nextRowP = textP + 1;
			y += m_info.height + 2;
			break;
			}
		letter = c - m_info.minChar;
		fontManager.Current ()->GetCharWidth (c, textP [1], width, spacing);
		if (c <= 0x06) {	//not in font, draw as space
			textP = ScanEmbeddedColors (c, textP, origColor, 128, 2);
			continue;
			}
		if (fontManager.Current ()->InFont (letter)) {
			bmf = m_info.bitmaps + letter;
			bmf->AddFlags (BM_FLAG_TRANSPARENT);
			bmf->RenderScaled (x, y, int (bmf->Width () * fScale), int (bmf->Height () * fScale), I2X (1), 0, colorP);
			}
		x += spacing;
		textP++;
		}
	}
return 0;
}

void LoadReplacementBitmaps (const char *pszLevelName)
{
	char		szFilename [SHORT_FILENAME_LEN];
	CFile		cf;
	int		i, j;
	CBitmap	bm;

//first, free up data allocated for old bitmaps
PrintLog ("   loading replacement textures\n");
CFile::ChangeFilenameExtension (szFilename, pszLevelName, ".pog");
if (cf.Open (szFilename, gameFolders.szDataDir, "rb", 0)) {
	int					id, version, nBitmapNum, bTGA;
	int					bmDataSize, bmDataOffset, bmOffset;
	ushort				*indices;
	tPIGBitmapHeader	*bmh;

	id = cf.ReadInt ();
	version = cf.ReadInt ();
	if (id != MAKE_SIG ('G','O','P','D') || version != 1) {
		cf.Close ();
		return;
		}
	nBitmapNum = cf.ReadInt ();
	indices = new ushort [nBitmapNum];
	bmh = new tPIGBitmapHeader [nBitmapNum];
#if 0
	cf.Read (indices, nBitmapNum * sizeof (ushort), 1);
	cf.Read (bmh, nBitmapNum * sizeof (tPIGBitmapHeader), 1);
#else
	for (i = 0; i < nBitmapNum; i++)
		indices [i] = cf.ReadShort ();
	for (i = 0; i < nBitmapNum; i++)
		PIGBitmapHeaderRead (bmh + i, cf);
#endif
	bmDataOffset = cf.Tell ();
	bmDataSize = cf.Length () - bmDataOffset;

	for (i = 0; i < nBitmapNum; i++) {
		bmOffset = bmh [i].offset;
		memset (&bm, 0, sizeof (CBitmap));
		bm.AddFlags (bmh [i].flags & (BM_FLAGS_TO_COPY | BM_FLAG_TGA));
		bm.SetWidth (bmh [i].width + ((short) (bmh [i].wh_extra & 0x0f) << 8));
		bm.SetRowSize (bm.Width ());
		if ((bTGA = (bm.Flags () & BM_FLAG_TGA)) && (bm.Width () > 256))
			bm.SetHeight (bm.Width () * bmh [i].height);
		else
			bm.SetHeight (bmh [i].height + ((short) (bmh [i].wh_extra & 0xf0) << 4));
		bm.SetBPP (bTGA ? 4 : 1);
		if (!(bm.Width () * bm.Width ()))
			continue;
		bm.SetAvgColorIndex (bmh [i].avgColor);
		bm.SetType (BM_TYPE_ALT);
		if (!bm.CreateBuffer ())
			break;
		cf.Seek (bmDataOffset + bmOffset, SEEK_SET);
#if DBG
		if (indices [i] == nDbgTexture)
			nDbgTexture = nDbgTexture;
#endif
		if (bTGA) {
			int			nFrames = bm.Height () / bm.Width ();
			tTgaHeader	h;

			h.width = bm.Width ();
			h.height = bm.Width ();
			h.bits = 32;
			if (!ReadTGAImage (cf, &h, &bm, -1, 1.0, 0, 1)) {
				bm.DestroyBuffer ();
				break;
				}
			bm.SetFrameCount ((ubyte) nFrames);
			if (nFrames > 1) {
				tEffectClip	*ecP = NULL;
				tWallClip *wcP;
				tVideoClip *vcP;
				while ((ecP = FindEffect (ecP, indices [i]))) {
					//e->vc.nFrameCount = nFrames;
					ecP->flags |= EF_ALTFMT | EF_FROMPOG;
					}
				if (!ecP) {
					if ((wcP = FindWallAnim (indices [i]))) {
						//w->nFrameCount = nFrames;
						wcP->flags |= WCF_ALTFMT | WCF_FROMPOG;
						}
					else if ((vcP = FindVClip (i))) {
						//v->nFrameCount = nFrames;
						vcP->flags |= WCF_ALTFMT | WCF_FROMPOG;
						}
					}
				}
			j = indices [i];
			bm.SetId (j);
			}
		else {
#if DBG
			if (j == nDbgTexture)
				nDbgTexture = nDbgTexture;
#endif
			ReadBitmap (&bm, int (bm.Width ()) * int (bm.Height ()), &cf, true, false);
			j = indices [i];
//.........这里部分代码省略.........