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C++ BTranslatorRoster::Translate方法代码示例

本文整理汇总了C++中BTranslatorRoster::Translate方法的典型用法代码示例。如果您正苦于以下问题:C++ BTranslatorRoster::Translate方法的具体用法?C++ BTranslatorRoster::Translate怎么用?C++ BTranslatorRoster::Translate使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在BTranslatorRoster的用法示例。


在下文中一共展示了BTranslatorRoster::Translate方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: _changeBackground

void MediaRoutingView::_changeBackground(
	entry_ref *ref)
{
	D_METHOD(("MediaRoutingView::_changeBackground()\n"));

	status_t error;
	BBitmap *background = 0; 
	BFile file(ref, B_READ_ONLY); 
	error = file.InitCheck();
	if (!error)
	{
		BTranslatorRoster *roster = BTranslatorRoster::Default(); 
		BBitmapStream stream; 
		error = roster->Translate(&file, NULL, NULL, &stream, B_TRANSLATOR_BITMAP);
		if (!error)
		{
			stream.DetachBitmap(&background); 
			setBackgroundBitmap(background);
			Invalidate();

			// [e.moon 1dec99] persistence, yay
			m_backgroundBitmapEntry.SetTo(ref);
		}
	}
	delete background;
}
开发者ID:HaikuArchives,项目名称:Cortex,代码行数:26,代码来源:MediaRoutingView.cpp

示例2: stream

void
ImageView::SaveImageAtDropLocation(BMessage *pmsg)
{
	// Find the location and name of the drop and
	// write the image file there
	BBitmapStream stream(fpbitmap);

	StatusCheck chk;
		// throw an exception if this is assigned
		// anything other than B_OK

	try {
		entry_ref dirref;
		chk = pmsg->FindRef("directory", &dirref);
		const char *filename;
		chk = pmsg->FindString("name", &filename);

		BDirectory dir(&dirref);
		BFile file(&dir, filename, B_WRITE_ONLY | B_CREATE_FILE);
		chk = file.InitCheck();

		BTranslatorRoster *proster = BTranslatorRoster::Default();
		chk = proster->Translate(&stream, NULL, NULL, &file, B_TGA_FORMAT);

	} catch (StatusNotOKException) {
		BAlert *palert = new BAlert(NULL,
			B_TRANSLATE("Sorry, unable to write the image file."),
			B_TRANSLATE("OK"));
		palert->Go();
	}

	stream.DetachBitmap(&fpbitmap);
}
开发者ID:veer77,项目名称:Haiku-services-branch,代码行数:33,代码来源:ImageView.cpp

示例3: file

status_t
SlideShowSaver::SetImage(const entry_ref *pref)
{
	entry_ref ref;
	if (!pref)
		ref = fCurrentRef;
	else
		ref = *pref;

	BTranslatorRoster *proster = BTranslatorRoster::Default();
	if (!proster)
		return B_ERROR;

	if (ent_is_dir(pref) != B_OK)
		// if ref is erroneous or a directory, return error
		return B_ERROR;

	BFile file(&ref, B_READ_ONLY);
	translator_info info;
	memset(&info, 0, sizeof(translator_info));
	BMessage ioExtension;
	//if (ref != fCurrentRef)
		// if new image, reset to first document
	//	fDocumentIndex = 1;
	if (ioExtension.AddInt32("/documentIndex", 1 /*fDocumentIndex*/) != B_OK)
		return B_ERROR;
	if (proster->Identify(&file, &ioExtension, &info, 0, NULL,
		B_TRANSLATOR_BITMAP) != B_OK)
		return B_ERROR;

	// Translate image data and create a new ShowImage window
	BBitmapStream outstream;
	if (proster->Translate(&file, &info, &ioExtension, &outstream,
		B_TRANSLATOR_BITMAP) != B_OK)
		return B_ERROR;
	BBitmap *newBitmap = NULL;
	if (outstream.DetachBitmap(&newBitmap) != B_OK)
		return B_ERROR;

	// Now that I've successfully loaded the new bitmap,
	// I can be sure it is safe to delete the old one,
	// and clear everything
	delete fBitmap;
	fBitmap = newBitmap;
	newBitmap = NULL;
	fCurrentRef = ref;

	// Get path to use in caption
	fCaption = "<< Unable to read the path >>";
	BEntry entry(&fCurrentRef);
	if (entry.InitCheck() == B_OK) {
		BPath path(&entry);
		if (path.InitCheck() == B_OK) {
			fCaption = path.Path();
		}
	}

	return B_OK;
}
开发者ID:AmirAbrams,项目名称:haiku,代码行数:59,代码来源:SlideShowSaver.cpp

示例4: spath

status_t
ThemeManager::SetThemeScreenShot(int32 id, BBitmap *bitmap)
{
	FENTRY;
	status_t err;
	BMessage msg;
	BString name;
	BString themepath;
	BMessage *theme;
	
	if (id < 0)
		return EINVAL;
	theme = (BMessage *)fThemeList.ItemAt(id);
	if (!theme)
		return EINVAL;
	
	// TODO
	err = theme->FindMessage(Z_THEME_INFO_MESSAGE, &msg);
	if (err) {
		msg.MakeEmpty();
		theme->AddMessage(Z_THEME_INFO_MESSAGE, &msg);
	}
	err = ThemeLocation(id, themepath);
	if (err)
		return err;
	err = msg.FindString(Z_THEME_SCREENSHOT_FILENAME, &name);
	if (!err) {
		BPath spath(themepath.String());
		spath.Append(name.String());
		BEntry ent(spath.Path());
		if (ent.InitCheck() == B_OK)
			ent.Remove();
	}
	
	name = "screenshot.png";
	err = msg.ReplaceString(Z_THEME_SCREENSHOT_FILENAME, name);
	if (err)
		err = msg.AddString(Z_THEME_SCREENSHOT_FILENAME, name);
	if (err)
		return err;
	
	// save the BBitmap to a png
	BPath spath(themepath.String());
	spath.Append(name.String());
	BFile shotfile(spath.Path(), B_WRITE_ONLY|B_CREATE_FILE);
	if (shotfile.InitCheck() != B_OK)
		return shotfile.InitCheck();
	BTranslatorRoster *troster = BTranslatorRoster::Default();
	BBitmapStream bmstream(bitmap);
	err = troster->Translate(&bmstream, NULL, NULL, &shotfile, 'PNG '/* XXX: hack, should find by mime type */);
	if (err)
		return err;
	
	err = theme->ReplaceMessage(Z_THEME_INFO_MESSAGE, &msg);
	msg.PrintToStream();
	return err;
}
开发者ID:mmanley,项目名称:Antares,代码行数:57,代码来源:ThemeManager.cpp

示例5: path

BBitmap * RBitmapLoader::TranslateBitmap(const char *name)
{
	 BPath path(&mAppDir, name);
	 BFile file(path.Path(), B_READ_ONLY); 
	 BTranslatorRoster *roster; 
	 BBitmapStream stream; 
	 BBitmap *result = NULL; 
	 roster = BTranslatorRoster::Default();
	 if (roster->Translate(&file, NULL, NULL, &stream,  B_TRANSLATOR_BITMAP) < B_OK) 
		 result = NULL; 
	 else stream.DetachBitmap(&result); 
	 return result; 
}
开发者ID:HaikuArchives,项目名称:WinRC2Be,代码行数:13,代码来源:RBitmapLoader.cpp

示例6: file

/*=============================================================================================*\
|	FetchBitmap																					|
+-----------------------------------------------------------------------------------------------+
|	Effet: Converie une image en un BBitmap. La couleur de transparence est celle du pixel dans	|
|			le coin superieur gauche.															|
|	Entree:																						|
|		char *pzFileName: Le path du fichier image a convertir.									|
|		bool bTran: True si on utilise la transparence, false sinon.							|
|	Sortie:																						|
|		BBitmap *: Le pointeur le bitmap de l'image. NULL si la conversion a echouer.			|
\*=============================================================================================*/
BBitmap*
BitmapCatalog::FetchBitmap(char* pzFileName, bool bTrans) 
{ 


	BFile file(pzFileName, B_READ_ONLY); 
	BTranslatorRoster *roster = BTranslatorRoster::Default(); 
	BBitmapStream stream; 
	BBitmap *result = NULL; 
	if (roster->Translate(&file, NULL, NULL, &stream, B_TRANSLATOR_BITMAP) < B_OK) 
		return NULL; 
	stream.DetachBitmap(&result); 


//  OliverESP: 7 x 1 so -> #include <TranslationUtils.h> //OliverESP:
//			   less code and works
	//BBitmap *result = BTranslationUtils::GetBitmapFile(pzFileName);
	
	if (result == NULL)
		return NULL;

	if(!bTrans)
		return result;
	
	int32 iLenght = result->BitsLength() / 4;
	int32 i;
	int32 * cBit = (int32*)result->Bits();
	int32 backColor = cBit[result->Bounds().IntegerWidth() - 1];
	int32 iTrans = 0;
      
	//Determine le mode de definition de couleur
	switch(result->ColorSpace())
	{
	case B_RGB32:		iTrans = B_TRANSPARENT_MAGIC_RGBA32; break;
	case B_RGB32_BIG:	iTrans = B_TRANSPARENT_MAGIC_RGBA32_BIG; break;
	default:			break; //TODO: Major screwup here!
	}

	if (iTrans)
	{
		for(i = 0; i < iLenght; i++)
		{
			if(cBit[i] == backColor)
				cBit[i] = iTrans;
		}
	}

	return result; 
}
开发者ID:HaikuArchives,项目名称:WhisperBeNet,代码行数:60,代码来源:BitmapCatalog.cpp

示例7: sizeof

status_t
PictureView::_LoadPicture(const entry_ref* ref)
{
	BFile file;
	status_t status = file.SetTo(ref, B_READ_ONLY);
	if (status != B_OK)
		return status;

	off_t fileSize;
	status = file.GetSize(&fileSize);
	if (status != B_OK)
		return status;

	// Check that we've at least some data to translate...
	if (fileSize < 1)
		return B_OK;

	translator_info info;
	memset(&info, 0, sizeof(translator_info));
	BMessage ioExtension;

	BTranslatorRoster* roster = BTranslatorRoster::Default();
	if (roster == NULL)
		return B_ERROR;

	status = roster->Identify(&file, &ioExtension, &info, 0, NULL,
		B_TRANSLATOR_BITMAP);

	BBitmapStream stream;

	if (status == B_OK) {
		status = roster->Translate(&file, &info, &ioExtension, &stream,
			B_TRANSLATOR_BITMAP);
	}
	if (status != B_OK)
		return status;

	BBitmap* picture = NULL;
	if (stream.DetachBitmap(&picture) != B_OK
		|| picture == NULL)
		return B_ERROR;

	// Remember image format so we could store using the same
	fPictureMIMEType = info.MIME;
	fPictureType = info.type;

	_SetPicture(picture);
	return B_OK;
}
开发者ID:AmirAbrams,项目名称:haiku,代码行数:49,代码来源:PictureView.cpp

示例8: file

void
PersonView::Save()
{
	BFile file(fRef, B_READ_WRITE);
	if (file.InitCheck() != B_NO_ERROR)
		return;

	fSaving = true;

	int32 count = fControls.CountItems();
	for (int32 i = 0; i < count; i++) {
		AttributeTextControl* control = fControls.ItemAt(i);
		const char* value = control->Text();
		file.WriteAttr(control->Attribute().String(), B_STRING_TYPE, 0,
			value, strlen(value) + 1);
		control->Update();
	}

	// Write the picture, if any, in the person file content
	if (fPictureView) {
		// Trim any previous content
		file.Seek(0, SEEK_SET);
		file.SetSize(0);

		BBitmap* picture = fPictureView->Bitmap();
		if (picture) {
			BBitmapStream stream(picture);
			// Detach *our* bitmap from stream to avoid its deletion
			// at stream object destruction
			stream.DetachBitmap(&picture);

			BTranslatorRoster* roster = BTranslatorRoster::Default();
			roster->Translate(&stream, NULL, NULL, &file,
				fPictureView->SuggestedType(), B_TRANSLATOR_BITMAP,
				fPictureView->SuggestedMIMEType());

		}

		fPictureView->Update();
	}

	file.GetModificationTime(&fLastModificationTime);

	fSaving = false;
}
开发者ID:looncraz,项目名称:haiku,代码行数:45,代码来源:PersonView.cpp

示例9: fileNameString

/*!
	Save the screenshot to the file with the specified filename and type.
	Note that any existing file with the same filename will be overwritten
	without warning.
*/
status_t
Utility::Save(BBitmap** screenshot, const char* fileName, uint32 imageType)
	const
{
	BString fileNameString(fileName);

	// Generate a default filename when none is given
	if (fileNameString.Compare("") == 0) {
		BPath homePath;
		if (find_directory(B_USER_DIRECTORY, &homePath) != B_OK)
			return B_ERROR;

		BEntry entry;
		int32 index = 1;
		BString extension = GetFileNameExtension(imageType);
		do {
			fileNameString.SetTo(homePath.Path());
			fileNameString << "/" << B_TRANSLATE(sDefaultFileNameBase) << index++ 
				<< extension;
			entry.SetTo(fileNameString.String());
		} while (entry.Exists());
	}

	// Create the file
	BFile file(fileNameString, B_CREATE_FILE | B_ERASE_FILE | B_WRITE_ONLY);
	if (file.InitCheck() != B_OK)
		return B_ERROR;

	// Write the screenshot bitmap to the file
	BBitmapStream stream(*screenshot);
	BTranslatorRoster* roster = BTranslatorRoster::Default();
	roster->Translate(&stream, NULL, NULL, &file, imageType,
		B_TRANSLATOR_BITMAP);
	*screenshot = NULL;

	// Set the file MIME attribute
	BNodeInfo nodeInfo(&file);
	if (nodeInfo.InitCheck() != B_OK)
		return B_ERROR;

	nodeInfo.SetType(_GetMimeString(imageType));

	return B_OK;
}
开发者ID:mariuz,项目名称:haiku,代码行数:49,代码来源:Utility.cpp

示例10: file

/*=============================================================================================*\
|	FetchBitmap																					|
+-----------------------------------------------------------------------------------------------+
|	Effet: Converie une image en un BBitmap. La couleur de transparence est celle du pixel dans	|
|			le coin superieur gauche.															|
|	Entree:																						|
|		char *pzFileName: Le path du fichier image a convertir.									|
|		bool bTran: True si on utilise la transparence, false sinon.							|
|	Sortie:																						|
|		BBitmap *: Le pointeur le bitmap de l'image. NULL si la conversion a echouer.			|
\*=============================================================================================*/
BBitmap * BeNetBitmapCatalog::FetchBitmap(char *pzFileName, bool bTrans) 
{ 
      BFile file(pzFileName, B_READ_ONLY); 
      BTranslatorRoster *roster = BTranslatorRoster::Default(); 
      BBitmapStream stream; 
      BBitmap *result = NULL; 
      if (roster->Translate(&file, NULL, NULL, &stream, 
            B_TRANSLATOR_BITMAP) < B_OK) 
         return NULL; 
      stream.DetachBitmap(&result); 
            
      
      if(!bTrans) return result;
      int32 iLenght = result->BitsLength() / 4;
      int32 i;
      int32 * cBit = (int32)result->Bits();
      int32 backColor = cBit[result->Bounds().IntegerWidth() - 1];
      int32 iTrans = 0;
      
      //Determine le mode de definition de couleur
      switch(result->ColorSpace())
      {
      		case B_RGB32:{
      				iTrans = B_TRANSPARENT_MAGIC_RGBA32;
      			}break;
      		case B_RGB32_BIG:{
      				iTrans = B_TRANSPARENT_MAGIC_RGBA32_BIG;
      			}break;
       }
      
      if(iTrans)
      {
     	for(i = 0; i < iLenght; i++)
      	{
      		if(cBit[i] == backColor)
      		{
     			cBit[i] = B_TRANSPARENT_MAGIC_RGBA32_BIG;
      		}
      	}
      }
      
      return result; 
}//Fin de FetchBitmap.
开发者ID:BackupTheBerlios,项目名称:dengon-svn,代码行数:54,代码来源:BeNetBitmapCatalog.cpp

示例11:

ImageView::ImageView(BPositionIO *image)
	:
	BView(BRect(0, 0, 1, 1), "image_view", B_FOLLOW_NONE, B_WILL_DRAW),
	fSuccess(true)
{
	if (!image) {
		fSuccess = false;
		return;
	}
	// Initialize and translate the image
	BTranslatorRoster *roster = BTranslatorRoster::Default();
	BBitmapStream stream;
	if (roster->Translate(image, NULL, NULL, &stream, B_TRANSLATOR_BITMAP)
			< B_OK) {
		fSuccess = false;
		return;
	}
	stream.DetachBitmap(&fImage);
}
开发者ID:mariuz,项目名称:haiku,代码行数:19,代码来源:PackageImageViewer.cpp

示例12: Load

void PDocument::Load(void)
{
	TRACE();
	status_t			err				= B_OK;
	BFile				*file			= new BFile(entryRef,B_READ_ONLY);
	BMessage			*node			= NULL;
	BTranslatorRoster	*roster			= NULL;
	BMallocIO			*output			= new BMallocIO();
	BMessage			*loaded			= new BMessage();
	int32				i				= 0;
	translator_info		*indentifed		= new translator_info;
	bool locked = Lock();

	if (file->InitCheck() == B_OK)
	{
		roster	= BTranslatorRoster::Default();
		roster->Identify(file,NULL,indentifed,P_C_DOCUMENT_RAW_TYPE );
		err 	= roster->Translate(file,indentifed,NULL,output,P_C_DOCUMENT_RAW_TYPE);
		//buffer = (void *)output->Buffer();
		if (err == B_OK)
		{
			err = loaded->Unflatten(output);
			printf("%s",strerror(err));
			loaded->PrintToStream();
			ResetModified();
		}
	}
	else
	 //**error handling
	;
	//docloader handles the Format and Stuff also the input translation
	PDocLoader	*docLoader	= new PDocLoader(this,loaded);
	delete allNodes;
	delete allConnections;
	delete printerSetting;
	delete selected;

	allNodes 		= docLoader->GetAllNodes();
	for (i = 0; i<allNodes->CountItems(); i++)
	{
		node=((BMessage*)allNodes->ItemAt(i));
		node->AddPointer("ProjectConceptor::doc",this);
		valueChanged->AddItem(node);
	}
	allConnections	= docLoader->GetAllConnections();
	for (i = 0; i<allConnections->CountItems(); i++)
	{
		node= (BMessage *)allConnections->ItemAt(i);
		node->AddPointer("ProjectConceptor::doc",this);
		valueChanged->AddItem(node);
	}
	selected = docLoader->GetSelectedNodes();
	delete commandManager;
	commandManager= new PCommandManager(this);
	commandManager->SetMacroList(docLoader->GetMacroList());
	commandManager->SetUndoList(docLoader->GetUndoList());
	commandManager->SetUndoIndex(docLoader->GetUndoIndex());
//	commandManager->LoadMacros(docLoader->GetCommandManagerMessage());
//	commandManager->LoadUndo(docLoader->GetCommandManagerMessage());
	SetPrintSettings( docLoader->GetPrinterSetting());
	editorManager->BroadCast(new BMessage(P_C_VALUE_CHANGED));
	if (locked)
		Unlock();
}
开发者ID:BackupTheBerlios,项目名称:projectconcepto-svn,代码行数:64,代码来源:PDocument.cpp

示例13: stream

void
PictureView::_HandleDrop(BMessage* msg)
{
	entry_ref dirRef;
	BString name, type;
	bool saveToFile = msg->FindString("be:filetypes", &type) == B_OK
		&& msg->FindRef("directory", &dirRef) == B_OK
		&& msg->FindString("name", &name) == B_OK;

	bool sendInMessage = !saveToFile
		&& msg->FindString("be:types", &type) == B_OK;

	if (!sendInMessage && !saveToFile)
		return;

	BBitmap* bitmap = fPicture;
	if (bitmap == NULL)
		return;

	BTranslatorRoster* roster = BTranslatorRoster::Default();
	if (roster == NULL)
		return;

	BBitmapStream stream(bitmap);

	// find translation format we're asked for
	translator_info* outInfo;
	int32 outNumInfo;
	bool found = false;
	translation_format format;

	if (roster->GetTranslators(&stream, NULL, &outInfo, &outNumInfo) == B_OK) {
		for (int32 i = 0; i < outNumInfo; i++) {
			const translation_format* formats;
			int32 formatCount;
			roster->GetOutputFormats(outInfo[i].translator, &formats,
					&formatCount);
			for (int32 j = 0; j < formatCount; j++) {
				if (strcmp(formats[j].MIME, type.String()) == 0) {
					format = formats[j];
					found = true;
					break;
				}
			}
		}
	}

	if (!found) {
		stream.DetachBitmap(&bitmap);
		return;
	}

	if (sendInMessage) {

		BMessage reply(B_MIME_DATA);
		BMallocIO memStream;
		if (roster->Translate(&stream, NULL, NULL, &memStream,
			format.type) == B_OK) {
			reply.AddData(format.MIME, B_MIME_TYPE, memStream.Buffer(),
				memStream.BufferLength());
			msg->SendReply(&reply);
		}

	} else {

		BDirectory dir(&dirRef);
		BFile file(&dir, name.String(), B_WRITE_ONLY | B_CREATE_FILE
			| B_ERASE_FILE);

		if (file.InitCheck() == B_OK
			&& roster->Translate(&stream, NULL, NULL, &file,
				format.type) == B_OK) {
			BNodeInfo nodeInfo(&file);
			if (nodeInfo.InitCheck() == B_OK)
				nodeInfo.SetType(type.String());
		} else {
			BString text = B_TRANSLATE("The file '%name%' could not "
				"be written.");
			text.ReplaceFirst("%name%", name);
			BAlert* alert = new BAlert(B_TRANSLATE("Error"), text.String(),
				B_TRANSLATE("OK"), NULL, NULL, B_WIDTH_AS_USUAL, B_STOP_ALERT);
			alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
			alert->Go();
		}
	}

	// Detach, as we don't want our fPicture to be deleted
	stream.DetachBitmap(&bitmap);
}
开发者ID:AmirAbrams,项目名称:haiku,代码行数:89,代码来源:PictureView.cpp

示例14: mkstemp

status_t
OptiPNGTranslator::DerivedTranslate(BPositionIO *source,
	const translator_info *info, BMessage *ioExtension,
	uint32 outType, BPositionIO *target, int32 baseType)
{
	if(baseType == 1 && outType == OPTIPNG_PNG_FORMAT) {
		// create temp file
		int tempFileFD;
		BPath tempDir;
		BString tempFilePath;
		if(find_directory(B_SYSTEM_TEMP_DIRECTORY, &tempDir) != B_OK )
			return B_ERROR;
		
		tempFilePath.Append(tempDir.Path())
			.Append("/OptiPNGTranslator.XXXXXX");
		
		tempFileFD = mkstemp(tempFilePath.LockBuffer(0));
		tempFilePath.UnlockBuffer();
		
		if(tempFileFD == -1)
			return B_ERROR;
		close(tempFileFD);
		
		BFile tempFile = BFile(tempFilePath, O_WRONLY);
		
		// write PNG to file
		off_t sourceSize;
		source->GetSize(&sourceSize);
		unsigned char sourceChars[sourceSize];
		
		BTranslatorRoster *roster = BTranslatorRoster::Default();
		roster->Translate(source, NULL, NULL, &tempFile, (uint32)B_PNG_FORMAT);
		
		// optimize file
		BString optipng;
		if(system("optipng &> /dev/null") == 0) {
			optipng = "optipng";
		} else if(system("optipng-x86 &> /dev/null") == 0) {
			optipng = "optipng-x86";
		} else {
			return B_ERROR;
		}
		
		// optipng -clobber -out (file) (file)
		BString command;
		command = optipng;
		if(!fSettings->SetGetBool(OPTIPNG_SETTING_BIT_DEPTH_REDUCTION))
			command += " -nb"; // no bit-depth reduction
		if(!fSettings->SetGetBool(OPTIPNG_SETTING_COLOR_TYPE_REDUCTION))
			command += " -nc";
		if(!fSettings->SetGetBool(OPTIPNG_SETTING_PALETTE_REDUCTION))
			command += " -np";
		
		command.Append(" -o")
			.Append((char)(fSettings->
				SetGetInt32(OPTIPNG_SETTING_OPTIMIZATION_LEVEL)+'0'),1);
		// rest of command
		command.Append(" -clobber -out ")
			.Append(tempFilePath)
			.Append(" ")
			.Append(tempFilePath)
		;
		
		if(system(command) != 0) {
			return B_ERROR;
		}
		
		// read the file
		tempFile = BFile(tempFilePath, O_RDONLY);
		
		off_t fileSize;
		tempFile.GetSize(&fileSize);
		unsigned char *buffer;
		
		buffer = new unsigned char[fileSize];
		if(buffer == NULL)
			return B_ERROR;
		tempFile.ReadAt(0, buffer, fileSize);
		target->Write(buffer, fileSize);
		delete [] buffer;
		
		// delete the file
		BEntry entry = BEntry(tempFilePath);
		entry.Remove();
		
		return B_OK;
	}
	return B_NO_TRANSLATOR;
}
开发者ID:noryb009,项目名称:OptiPNGTranslator,代码行数:89,代码来源:OptiPNGTranslator.cpp

示例15: OnSaveGraph

void AppWindow::OnSaveGraph(BMessage *msg) {
entry_ref dir;
BString name, extension;
uint32 type; int i;
	msg->FindRef("directory", &dir);
	msg->FindString("name", &name);
	GetExtension(name, extension);
	for (i = 0; (file_types[i].extension != NULL) && 
				(extension != file_types[i].extension); i++);
	type = file_types[i].type;
	if (type != 0) {
		BDirectory dir2(&dir);
		BEntry file(&dir2, name.String());
		BPath path;
		file.GetPath(&path);

		BRect rect;
		BBitmap *bitmap = GetGraph(rect, B_CMAP8);
	
		if (bitmap != NULL) {
			BTranslatorRoster *roster = BTranslatorRoster::Default();
			BBitmapStream stream(bitmap);
			BFile file(path.Path(), B_CREATE_FILE | B_WRITE_ONLY);
			if (B_OK != roster->Translate(&stream, NULL, NULL, &file, type)) {
			BAlert *alert = new BAlert("Error", "Error in translator!\nCould not write file", "Ok");
				BEntry e(path.Path());
				e.Remove();
				alert->Go();
			}
			stream.DetachBitmap(&bitmap);
			delete bitmap;
		}
	} else {
		BAlert *alert = new BAlert("Error", "Unknown file format!", "Ok");
		alert->Go();
	}
/*	// print output translators to stdout
	translator_id *translators;
	int32 num_translators;
	BTranslatorRoster *roster = BTranslatorRoster::Default();
	
	roster->GetAllTranslators(&translators, &num_translators);

	for (int32 i = 0; i < num_translators; i++) {
		const translation_format *fmts;
		int32 num_fmts;
		const char *tname, *tinfo;
		int32 tversion;
		roster->GetTranslatorInfo(translators[i], &tname, &tinfo, &tversion);
		printf("%s: %s (%.2f)\n", tname, tinfo, tversion/100.0);
		roster->GetOutputFormats(translators[i], &fmts, &num_fmts);
		
		for (int32 j = 0; j < num_fmts; j++) {
			if (fmts[j].group == B_TRANSLATOR_BITMAP) { 
				if (fmts[j].type == B_TRANSLATOR_BITMAP) continue;
				printf("%d %d [%s] %s \"%4.4s\"\n", i, j, fmts[j].MIME, fmts[j].name,
						&fmts[j].type);
				break;
			}
		}
	}
	
	delete [] translators;
	fflush(stdout);
*/
}
开发者ID:HaikuArchives,项目名称:PlottingTools,代码行数:66,代码来源:Application.cpp


注:本文中的BTranslatorRoster::Translate方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。