tahoma2d/toonz/sources/image/pli/tiio_pli.cpp

#ifndef XPRESS

#include "tiio_pli.h"
//#include "tstrokeoutline.h"
#include "tsystem.h"
#include "pli_io.h"
//#include "tstrokeutil.h"
#include "tregion.h"
#include "tsimplecolorstyles.h"
#include "tpalette.h"
//#include "tspecialstyleid.h"
#include "tiio.h"
#include "tconvert.h"
#include "tcontenthistory.h"
#include "tstroke.h"

typedef TVectorImage::IntersectionBranch IntersectionBranch;

//=============================================================================
const TSolidColorStyle ConstStyle(TPixel32::Black);

static TSolidColorStyle *CurrStyle = NULL;

namespace
{

//---------------------------------------------------------------------------

class PliOuputStream : public TOutputStreamInterface
{
	vector<TStyleParam> *m_stream;

public:
	PliOuputStream(vector<TStyleParam> *stream) : m_stream(stream) {}
	TOutputStreamInterface &operator<<(double x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
	TOutputStreamInterface &operator<<(int x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
	TOutputStreamInterface &operator<<(string x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
	TOutputStreamInterface &operator<<(USHORT x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
	TOutputStreamInterface &operator<<(BYTE x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
	TOutputStreamInterface &operator<<(const TRaster32P &x)
	{
		m_stream->push_back(TStyleParam(x));
		return *this;
	}
};

//---------------------------------------------------------------------------

class PliInputStream : public TInputStreamInterface
{
	vector<TStyleParam> *m_stream;
	VersionNumber m_version;
	int m_count;

public:
	PliInputStream(vector<TStyleParam> *stream,
				   int majorVersion, int minorVersion)
		: m_stream(stream), m_version(majorVersion, minorVersion), m_count(0) {}

	TInputStreamInterface &operator>>(double &x)
	{
		assert((*m_stream)[m_count].m_type == TStyleParam::SP_DOUBLE);
		x = (*m_stream)[m_count++].m_numericVal;
		return *this;
	}
	TInputStreamInterface &operator>>(int &x)
	{
		assert((*m_stream)[m_count].m_type == TStyleParam::SP_INT);
		x = (int)(*m_stream)[m_count++].m_numericVal;
		return *this;
	}
	TInputStreamInterface &operator>>(string &x)
	{
		if ((*m_stream)[m_count].m_type == TStyleParam::SP_INT)
			x = toString((int)(*m_stream)[m_count++].m_numericVal);
		else {
			assert((*m_stream)[m_count].m_type == TStyleParam::SP_STRING);
			x = (*m_stream)[m_count++].m_string;
		}
		return *this;
	}
	TInputStreamInterface &operator>>(BYTE &x)
	{
		assert((*m_stream)[m_count].m_type == TStyleParam::SP_BYTE);
		x = (BYTE)(*m_stream)[m_count++].m_numericVal;
		return *this;
	}
	TInputStreamInterface &operator>>(USHORT &x)
	{
		assert((*m_stream)[m_count].m_type == TStyleParam::SP_USHORT);
		x = (USHORT)(*m_stream)[m_count++].m_numericVal;
		return *this;
	}
	TInputStreamInterface &operator>>(TRaster32P &x)
	{
		assert((*m_stream)[m_count].m_type == TStyleParam::SP_RASTER);
		x = (*m_stream)[m_count++].m_r;
		return *this;
	}

	VersionNumber versionNumber() const { return m_version; }
};

//---------------------------------------------------------------------------

TPixel32 getColor(const TStroke *stroke)
{
	//const TStrokeStyle* style = stroke->getStyle();
	//const TSolidColorStrokeStyle* style =   dynamic_cast<const TSolidColorStrokeStyle*>(  );

	//if(style) return style->getAverageColor();

	return TPixel32::Transparent;
}

//---------------------------------------------------------------------------

/*
  Crea la palette dei colori, in funzione di quelli 
  trovati dalla funzione findColor
  */
UINT findColor(const TPixel32 &color, const vector<TPixel> &colorArray)
{
	for (UINT i = 0; i < colorArray.size(); i++)
		if (colorArray[i] == color)
			return i;
	return colorArray.size();
}

//---------------------------------------------------------------------------

void buildPalette(ParsedPli *pli, const TImageP img)
{
	if (!pli->m_palette_tags.empty())
		return;
	TVectorImageP tempVecImg = img;
	TPalette *vPalette = tempVecImg->getPalette();
	unsigned int i;
	//if (pli->m_idWrittenColorsArray.empty())
	//  {
	//  assert(vPalette);
	//  pli->m_idWrittenColorsArray.resize(vPalette->getStyleCount());
	//   }

	// se c'e' una reference image, uso il primo stile della palette per memorizzare il path
	TFilePath fp;
	if ((fp = vPalette->getRefImgPath()) != TFilePath()) {
		//StyleTag *refImageTag = new StyleTag(0, 0, 1, &TStyleParam("refimage"+toString(fp)));
		TStyleParam styleParam("refimage" + toString(fp));
		StyleTag *refImageTag = new StyleTag(0, 0, 1, &styleParam);
		pli->m_palette_tags.push_back((PliObjectTag *)refImageTag);
	}

	//per scrivere le pages della palette, uso in modo improprio uno stile: il primo stile
	//della paletta(o il secondo, se c'e' una refimage)  ha tutti parametri stringa, che coincidono con i nomi delle pages
	//ilcampo m_id viene usato anche per mettere il frameIndex(per multi palette)
	assert(vPalette->getPageCount());

	vector<TStyleParam> pageNames(vPalette->getPageCount());
	for (i = 0; i < pageNames.size(); i++)
		pageNames[i] = TStyleParam(toString(vPalette->getPage(i)->getName()));
	StyleTag *pageNamesTag = new StyleTag(0, 0, pageNames.size(), &(pageNames[0]));

	pli->m_palette_tags.push_back((PliObjectTag *)pageNamesTag);

	/*
  for(i=1 ; i<pli->m_idWrittenColorsArray.size(); i++ )
    pli->m_idWrittenColorsArray[i]=false;
  pli->m_idWrittenColorsArray[0]=true;
  */

	for (i = 1; i < (unsigned)vPalette->getStyleCount(); i++) {
		TColorStyle *style = vPalette->getStyle(i);
		TPalette::Page *page = vPalette->getStylePage(i);
		if (!page)
			continue;
		int pageIndex = 65535;
		//if (page)
		pageIndex = page->getIndex();

		// TColorStyle*style = tempVecImg->getPalette()->getStyle(styleId);
		vector<TStyleParam> stream;
		PliOuputStream chan(&stream);
		style->save(chan); //viene riempito lo stream;

		assert(pageIndex >= 0 && pageIndex <= 65535);
		StyleTag *styleTag = new StyleTag(i, pageIndex, stream.size(), &(stream[0]));
		pli->m_palette_tags.push_back((PliObjectTag *)styleTag);
	}

	if (vPalette->isAnimated()) {
		std::set<int> keyFrames;
		for (i = 0; i < (unsigned)vPalette->getStyleCount(); i++)
			for (int j = 0; j < vPalette->getKeyframeCount(i); j++)
				keyFrames.insert(vPalette->getKeyframe(i, j));

		std::set<int>::const_iterator it = keyFrames.begin();
		for (; it != keyFrames.end(); ++it) {
			int frame = *it;
			vPalette->setFrame(frame);
			StyleTag *pageNamesTag = new StyleTag(frame, 0, 0, 0); //lo so, e' orrendo. devo mettere un numero intero
			pli->m_palette_tags.push_back((PliObjectTag *)pageNamesTag);
			for (i = 1; i < (unsigned)vPalette->getStyleCount(); i++) {
				if (vPalette->isKeyframe(i, frame)) {
					TColorStyle *style = vPalette->getStyle(i);
					TPalette::Page *page = vPalette->getStylePage(i);
					if (!page)
						continue;
					int pageIndex = 65535;
					//if (page)
					pageIndex = page->getIndex();

					// TColorStyle*style = tempVecImg->getPalette()->getStyle(styleId);
					vector<TStyleParam> stream;
					PliOuputStream chan(&stream);
					style->save(chan); //viene riempito lo stream;

					assert(pageIndex >= 0 && pageIndex <= 65535);
					StyleTag *styleTag = new StyleTag(i, pageIndex, stream.size(), &(stream[0]));
					pli->m_palette_tags.push_back((PliObjectTag *)styleTag);
				}
			}
		}
	}
}

//---------------------------------------------------------------------------

} // unnamed namespace

//-----------------------------------------------------------------------------

//===========================================================================

/*
Classe locale per la scrittura di un frame del livello.
*/
class TImageWriterPli : public TImageWriter
{
public:
	TImageWriterPli(const TFilePath &, const TFrameId &frameId, TLevelWriterPli *);
	~TImageWriterPli() {}

private:
	UCHAR m_precision;
	//double m_maxThickness;
	//not implemented
	TImageWriterPli(const TImageWriterPli &);
	TImageWriterPli &operator=(const TImageWriterPli &src);

public:
	void save(const TImageP &);
	TFrameId m_frameId;

private:
	TLevelWriterPli *m_lwp;
};

//=============

TImageP TImageReaderPli::load()
{
	if (!m_lrp->m_doesExist)
		throw TImageException(getFilePath(), "Error file doesn't exist");

	UINT majorVersionNumber, minorVersionNumber;
	m_lrp->m_pli->getVersion(majorVersionNumber, minorVersionNumber);
	assert(majorVersionNumber > 5 || (majorVersionNumber == 5 && minorVersionNumber >= 5));

	return doLoad();
}

//===========================================================================

void readRegionVersion4x(IntersectionDataTag *tag, TVectorImage *img)
{
#ifndef NEW_REGION_FILL
	img->setFillData(tag->m_branchArray, tag->m_branchCount);
#endif
}

//-----------------------------------------------------------------------------

namespace
{

struct CreateStrokeData {
	int m_styleId;
	TStroke::OutlineOptions m_options;

	CreateStrokeData() : m_styleId(-1) {}
};

void createStroke(ThickQuadraticChainTag *quadTag, TVectorImage *outVectImage, const CreateStrokeData &data)
{
	vector<TThickQuadratic *> chunks(quadTag->m_numCurves);

	for (UINT k = 0; k < quadTag->m_numCurves; k++)
		chunks[k] = &quadTag->m_curve[k];

	TStroke *stroke = TStroke::create(chunks);

	assert(data.m_styleId != -1);
	stroke->setStyle(data.m_styleId);
	stroke->outlineOptions() = data.m_options;

	if (quadTag->m_isLoop)
		stroke->setSelfLoop();
	//stroke->setSketchMode(groupTag->m_type==GroupTag::SKETCH_STROKE);
	outVectImage->addStroke(stroke, false);
}

} //namespace

//-----------------------------------------------------------------------------

void createGroup(GroupTag *groupTag, TVectorImage *vi, CreateStrokeData &data)
{
	int count = vi->getStrokeCount();
	for (int j = 0; j < groupTag->m_numObjects; j++) {
		if (groupTag->m_object[j]->m_type == PliTag::COLOR_NGOBJ)
			data.m_styleId = ((ColorTag *)groupTag->m_object[j])->m_color[0];
		else if (groupTag->m_object[j]->m_type == PliTag::OUTLINE_OPTIONS_GOBJ)
			data.m_options = ((StrokeOutlineOptionsTag *)groupTag->m_object[j])->m_options;
		else if (groupTag->m_object[j]->m_type == PliTag::GROUP_GOBJ)
			createGroup((GroupTag *)groupTag->m_object[j], vi, data);
		else {
			assert(groupTag->m_object[j]->m_type == PliTag::THICK_QUADRATIC_CHAIN_GOBJ);
			createStroke((ThickQuadraticChainTag *)groupTag->m_object[j], vi, data);
		}
	}

	vi->group(count, vi->getStrokeCount() - count);
}

//-----------------------------------------------------------------------------

TImageP TImageReaderPli::doLoad()
{
	CreateStrokeData strokeData;

	// preparo l'immagine da restituire
	TVectorImage
		*outVectImage = new TVectorImage(true);
	// fisso il colore di default a nero opaco
	//TPixel currentColor=TPixel::Black;
	//TStrokeStyle *currStyle = NULL;
	// chiudo tutto dentro un blocco try per  cautelarmi
	//  dalle eccezioni generate in lettura
	//try
	//{
	// un contatore
	UINT i;
	outVectImage->setAutocloseTolerance(m_lrp->m_pli->getAutocloseTolerance());

	ImageTag *imageTag;

	imageTag = m_lrp->m_pli->loadFrame(m_frameId);
	if (!imageTag)
		throw TImageException(m_path, "Corrupted or invalid image data");

	if (m_lrp->m_mapOfImage[m_frameId].second == false)
		m_lrp->m_mapOfImage[m_frameId].second = true;

	// per tutti gli oggetti presenti nel tag
	for (i = 0; i < imageTag->m_numObjects; i++) {
		switch (imageTag->m_object[i]->m_type) {
		case PliTag::GROUP_GOBJ: {
			assert(((GroupTag *)imageTag->m_object[i])->m_type == GroupTag::STROKE);
			createGroup((GroupTag *)imageTag->m_object[i], outVectImage, strokeData);
		}
			CASE PliTag::INTERSECTION_DATA_GOBJ : readRegionVersion4x((IntersectionDataTag *)imageTag->m_object[i], outVectImage);

			// aggiunge le stroke quadratiche
			CASE PliTag::THICK_QUADRATIC_CHAIN_GOBJ : createStroke((ThickQuadraticChainTag *)imageTag->m_object[i], outVectImage, strokeData);

			// aggiunge curve quadratiche con spessore costante
			CASE PliTag::COLOR_NGOBJ:
			{
				ColorTag *colorTag = (ColorTag *)imageTag->m_object[i];

				assert(colorTag->m_numColors == 1);
				strokeData.m_styleId = colorTag->m_color[0];
				// isSketch=(colorTag->m_color[0] < c_maxSketchColorNum);
				// isSketch=(colorTag->m_color[0] < c_maxSketchColorNum);
			}

			// adds outline options data
			CASE PliTag::OUTLINE_OPTIONS_GOBJ : strokeData.m_options = ((StrokeOutlineOptionsTag *)imageTag->m_object[i])->m_options;

		DEFAULT:;
		} // switch(groupTag->m_object[j]->m_type)
	}	 // for (i=0; i<imageTag->m_numObjects; i++)

//} // try

//catch(...) // cosi' e' inutile o raccolgo qualcosa prima di rilanciare o lo elimino
//{
//  throw;
// }

//  if (regionsComputed) //WARNING !!! la seedFill mette il flag a ValidRegion a TRUE
//    outVectImage->seedFill(); //le vecchie immagini hanno il seed (version<3.1)

#ifdef _DEBUG
	outVectImage->checkIntersections();
#endif

	return TImageP(outVectImage);
}

//-----------------------------------------------------------------------------

TDimension TImageReaderPli::getSize() const
{
	return TDimension(-1, -1);
}

//-----------------------------------------------------------------------------

TRect TImageReaderPli::getBBox() const
{
	return TRect();
}

//=============================================================================

TImageWriterPli::TImageWriterPli(
	const TFilePath &f,
	const TFrameId &frameId,
	TLevelWriterPli *pli)
	: TImageWriter(f), m_frameId(frameId), m_lwp(pli), m_precision(2)
//, m_maxThickness(0)
{
}

//-----------------------------------------------------------------------------

void putStroke(TStroke *stroke, int &currStyleId, vector<PliObjectTag *> &tags)
{
	double maxThickness = 0;
	assert(stroke);

	int chunkCount = stroke->getChunkCount();
	vector<TThickQuadratic> strokeChain(chunkCount);

	int styleId = stroke->getStyle();
	assert(styleId >= 0);
	if (currStyleId == -1 || styleId != currStyleId) {
		currStyleId = styleId;
		TUINT32 color[1];
		color[0] = (TUINT32)styleId;
		ColorTag *colorTag = new ColorTag(ColorTag::SOLID, ColorTag::STROKE_COLOR, 1, color);
		//pli->addTag((PliTag *)(colorTag));

		tags.push_back((PliObjectTag *)colorTag);
	}

	//If the outline options are non-standard (not round), add the outline infos
	TStroke::OutlineOptions &options = stroke->outlineOptions();
	if (options.m_capStyle != TStroke::OutlineOptions::ROUND_CAP ||
		options.m_joinStyle != TStroke::OutlineOptions::ROUND_JOIN) {
		StrokeOutlineOptionsTag *outlineOptionsTag = new StrokeOutlineOptionsTag(options);
		tags.push_back((PliObjectTag *)outlineOptionsTag);
	}

	UINT k;
	for (k = 0; k < (UINT)chunkCount; ++k) {
		const TThickQuadratic *q = stroke->getChunk(k);
		maxThickness = tmax(maxThickness, q->getThickP0().thick, q->getThickP1().thick);
		strokeChain[k] = *q;
	}
	maxThickness = tmax(maxThickness, stroke->getChunk(chunkCount - 1)->getThickP2().thick);

	ThickQuadraticChainTag *quadChainTag = new ThickQuadraticChainTag(k, &strokeChain[0], maxThickness);
	quadChainTag->m_isLoop = stroke->isSelfLoop();

	//pli->addTag((PliObjectTag *)quadChainTag);

	tags.push_back((PliObjectTag *)quadChainTag);
	//pli->addTag(groupTag[count++]);
}

//-----------------------------------------------------------------------------
GroupTag *makeGroup(TVectorImageP &vi, int &currStyleId, int &index, int currDepth);

void TImageWriterPli::save(const TImageP &img)
{
	// alloco un'immagine
	TVectorImageP tempVecImg = img;
	int currStyleId = -1;
	if (!tempVecImg)
		throw TImageException(m_path, "No data to save");

	// controllo che il frame che sto per inserire non sia gia' presente
	//  in modo da non incrementare il numero di frame correnti
	++m_lwp->m_frameNumber;

	UINT intersectionSize;
	IntersectionBranch *v;
	intersectionSize = tempVecImg->getFillData(v);

	// alloco l'oggetto m_lwp->m_pli ( di tipo ParsedPli ) che si occupa di costruire la struttura
	if (!m_lwp->m_pli) {
		m_lwp->m_pli = new ParsedPli(m_lwp->m_frameNumber, m_precision, 40, tempVecImg->getAutocloseTolerance());
		m_lwp->m_pli->setCreator(m_lwp->m_creator);
	}
	buildPalette(m_lwp->m_pli, img);

	ParsedPli *pli = m_lwp->m_pli;

	/* 
  comunico che il numero di frame e' aumentato (il parsed lo riceve nel 
  solo nel costruttore)
  */
	pli->setFrameCount(m_lwp->m_frameNumber);

	// alloco la struttura che conterra' i tag per la vector image corrente
	vector<PliObjectTag *> tags;
	//tags = new   vector<PliObjectTag *>;

	//Store the precision scale to be used in saving the quadratics
	{
		int precisionScale = sq(128);
		pli->precisionScale() = precisionScale;

		PliTag *tag = new PrecisionScaleTag(precisionScale);
		tags.push_back((PliObjectTag *)tag);
	}

	// recupero il numero di stroke dall'immagine
	int numStrokes = tempVecImg->getStrokeCount();

	int i = 0;
	while (i < (UINT)numStrokes) {
		if (tempVecImg->isStrokeGrouped(i))
			tags.push_back(makeGroup(tempVecImg, currStyleId, i, 1));
		else
			putStroke(tempVecImg->getStroke(i++), currStyleId, tags);
	}

	if (intersectionSize > 0) {
		PliTag *tag = new IntersectionDataTag(intersectionSize, v);
		//pli->addTag((PliTag *)tag);
		tags.push_back((PliObjectTag *)tag);
	}

	/*  questo campo per ora non viene utilizzato per l'attuale struttura delle stroke
  if (!tempVecImg->m_textLabel.empty())
  {
  groupTag[count] = new TextTag(tempVecImg->m_textLabel);
  pli->addTag(groupTag[count++]);
  }
  */

	int tagsSize = tags.size();
	ImageTag *imageTagPtr = new ImageTag(m_frameId,
										 tagsSize,
										 (tagsSize == 0) ? 0 : &(tags[0])); //, true);

	pli->addTag(imageTagPtr);
	//for (i=0; i<tags->size(); i++)
	//  pli->addTag((*tags)[i]);

	// il ritorno e' fissato a false in quanto la
	//  scrittura avviene alla distruzione dello scrittore di livelli
	return; // davedere false;
}

//=============================================================================
TLevelWriterPli::TLevelWriterPli(const TFilePath &path, TPropertyGroup *winfo)
	: TLevelWriter(path, winfo), m_pli(0), m_frameNumber(0)
{
}

//-----------------------------------------------------------------------------

TLevelWriterPli::~TLevelWriterPli()
{
	if (m_pli) {
		try {

			// aggiungo il tag della palette
			CurrStyle = NULL;
			assert(!m_pli->m_palette_tags.empty());
			GroupTag *groupTag = new GroupTag(GroupTag::PALETTE, m_pli->m_palette_tags.size(), &(m_pli->m_palette_tags[0]));
			m_pli->addTag((PliTag *)groupTag, true);
			QString his;
			if (m_contentHistory) {
				his = m_contentHistory->serialize();
				TextTag *textTag = new TextTag(his.toStdString());
				m_pli->addTag((PliTag *)textTag, true);
			}
			//m_pli->addTag((PliTag *)(new PaletteWithAlphaTag(m_colorArray.size(), &m_colorArray[0])));
			m_pli->writePli(m_path);
			/*UINT i;
		for (i=0; i<groupTag->m_numObjects; i++)
		  {
			delete groupTag->m_object[i];
			}*/

			delete m_pli;
		} catch (...) {
		}
	}
}

//-----------------------------------------------------------------------------

TImageWriterP TLevelWriterPli::getFrameWriter(TFrameId fid)
{
	TImageWriterPli *iwm = new TImageWriterPli(m_path, fid, this);
	return TImageWriterP(iwm);
}

//=============================================================================

TLevelReaderPli::TLevelReaderPli(const TFilePath &path)
	: TLevelReader(path), m_palette(0), m_paletteCount(0), m_doesExist(false), m_pli(0), m_readPalette(true), m_level(), m_init(false)
{

	if (!(m_doesExist = TFileStatus(path).doesExist()))
		throw TImageException(getFilePath(), "Error file doesn't exist");
}

//-----------------------------------------------------------------------------

TLevelReaderPli::~TLevelReaderPli()
{
	delete m_pli;
}

//-----------------------------------------------------------------------------

TImageReaderP TLevelReaderPli::getFrameReader(TFrameId fid)
{
	TImageReaderPli *irm = new TImageReaderPli(m_path, fid, this);
	return TImageReaderP(irm);
}

//-----------------------------------------------------------------------------

TPalette *readPalette(GroupTag *paletteTag, int majorVersion, int minorVersion)
{
	bool newPli = (majorVersion > 5 || (majorVersion == 5 && minorVersion >= 6));

	//wstring pageName(L"colors");
	TPalette *palette = new TPalette();
	//palette->addStyleToPage(0, pageName);
	//palette->setStyle(0,TPixel32(255,255,255,0));

	// palette->setVersion(isNew?0:-1);

	// tolgo dalla pagina lo stile #1
	palette->getPage(0)->removeStyle(1);
	int frame = -1;

	//int m = page->getStyleCount();
	bool pagesRead = false;

	//i primi due styletag della palette sono speciali;
	//il primo, che potrebbe non esserci, contiene l'eventuale reference image path;
	//il secondo, che c'e' sempre contiene i nomi delle pagine.

	for (unsigned int i = 0; i < paletteTag->m_numObjects; i++) {
		StyleTag *styleTag = (StyleTag *)paletteTag->m_object[i];

		if (i == 0 && styleTag->m_numParams == 1 &&
			strncmp(styleTag->m_param[0].m_string.c_str(), "refimage", 8) == 0) //questo stile contiene l'eventuale refimagepath
		{
			palette->setRefImgPath(TFilePath(styleTag->m_param[0].m_string.c_str() + 8));
			continue;
		}

		assert(styleTag->m_type == PliTag::STYLE_NGOBJ);
		int id = styleTag->m_id;
		int pageIndex = styleTag->m_pageIndex;
		if (!pagesRead && newPli) //quewsto stile contiene le stringhe dei nomi delle pagine della paletta!
		{
			pagesRead = true;
			assert(id == 0 && pageIndex == 0);
			assert(palette->getPageCount() == 1);
			for (int j = 0; j < styleTag->m_numParams; j++) {
				assert(styleTag->m_param[j].m_type == TStyleParam::SP_STRING);
				if (j == 0)
					palette->getPage(0)->setName(toWideString(styleTag->m_param[j].m_string));
				else {
					palette->addPage(toWideString(styleTag->m_param[j].m_string));
					//palette->getPage(j)->addStyle(TPixel32::Red);
				}
			}
			continue;
		}
		if (styleTag->m_numParams == 0) //styletag contiene il frame di una multipalette!
		{
			frame = styleTag->m_id;
			palette->setFrame(frame);
			continue;
		}
		TPalette::Page *page = 0;

		if (pageIndex < 65535) //questo valore pseciale significa che il colore non sta in alcuna pagina
		{
			page = palette->getPage(pageIndex);
			assert(page);
		} else
			continue; // i pli prima salvavano pure i colori non usati...evito di caricarli!

		vector<TStyleParam> params(styleTag->m_numParams);
		for (int j = 0; j < styleTag->m_numParams; j++)
			params[j] = styleTag->m_param[j];

		PliInputStream chan(&params, majorVersion, minorVersion);
		TColorStyle *style = TColorStyle::load(chan); //leggo params
		assert(id > 0);
		if (id < palette->getStyleCount()) {
			if (frame > -1) {
				TColorStyle *oldStyle = palette->getStyle(id);
				oldStyle->copy(*style);
				palette->setKeyframe(id, frame);
			} else
				palette->setStyle(id, style);
		} else {
			assert(frame == -1); //uno stile animato, ci deve gia' essere nella paletta!
			while (palette->getStyleCount() < id)
				palette->addStyle(TPixel32::Red);
			if (page)
				page->addStyle(palette->addStyle(style));
			else
				palette->addStyle(style);
		}
		if (id > 0 && page && frame == -1)
			page->addStyle(id);
		//m = page->getStyleCount();
	}
	palette->setFrame(0);
	return palette;
}

/*
Carico le informazioni relative al livello
*/

void TLevelReaderPli::doReadPalette(bool doReadIt)
{
	m_readPalette = doReadIt;
}

QString TLevelReaderPli::getCreator()
{
	loadInfo();

	if (m_pli)
		return m_pli->getCreator();

	return "";
}

TLevelP TLevelReaderPli::loadInfo()
{
	if (m_init)
		return m_level;

	m_init = true;

	//m_level = TLevelP();

	//TLevelP level;

	// chiudo tutto dentro un blocco try per  cautelarmi
	//  dalle eccezioni generate in lettura
	try {
		// alloco l'oggetto parsed
		assert(!m_pli);
		m_pli = new ParsedPli(getFilePath());
		UINT majorVersionNumber, minorVersionNumber;
		m_pli->getVersion(majorVersionNumber, minorVersionNumber);
		if (majorVersionNumber <= 5 && (majorVersionNumber != 5 || minorVersionNumber < 5))
			return m_level;
		TPalette *palette = 0;
		m_pli->loadInfo(m_readPalette, palette, m_contentHistory);
		if (palette)
			m_level->setPalette(palette);

		for (int i = 0; i < m_pli->getFrameCount(); i++)
			m_level->setFrame(m_pli->getFrameNumber(i), TVectorImageP());
	} catch (std::exception &e) {
		TSystem::outputDebug(e.what());

		throw TImageException(getFilePath(), "Unknow error on reading file");
	} catch (...) {
		throw;
	}

	return m_level;
}

//-----------------------------------------------------------------------------

TImageReaderPli::TImageReaderPli(
	const TFilePath &f,
	const TFrameId &frameId,
	TLevelReaderPli *pli)
	: TImageReader(f), m_frameId(frameId), m_lrp(pli)
{
}

//=============================================================================

GroupTag *makeGroup(TVectorImageP &vi, int &currStyleId, int &index, int currDepth)
{
	vector<PliObjectTag *> tags;
	int i = index;
	while (i < (UINT)vi->getStrokeCount() && vi->getCommonGroupDepth(i, index) >= currDepth) {
		int strokeDepth = vi->getGroupDepth(i);
		if (strokeDepth == currDepth)
			putStroke(vi->getStroke(i++), currStyleId, tags);
		else if (strokeDepth > currDepth)
			tags.push_back(makeGroup(vi, currStyleId, i, currDepth + 1));
		else
			assert(false);
	}
	index = i;
	return new GroupTag(GroupTag::STROKE, tags.size(), &(tags[0]));
}

//=============================================================================

#endif