mirror of
https://github.com/YACReader/yacreader
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commit inicial en mercurial
This commit is contained in:
Luis Ángel San Martín
289
YACReader/comic.cpp
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289
YACReader/comic.cpp
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#include "comic.h"
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#include <QPixmap>
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#include <QRegExp>
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#include <QString>
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#include <algorithm>
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#include <QDir>
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#include <QFileInfoList>
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#include "bookmarks.h"
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#include "qnaturalsorting.h"
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#define EXTENSIONS << "*.jpg" << "*.jpeg" << "*.png" << "*.gif" << "*.tiff" << "*.tif" << "*.bmp"
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//-----------------------------------------------------------------------------
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Comic::Comic()
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:_pages(),_index(0),_path(),_loaded(false),bm(new Bookmarks())
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{
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setup();
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}
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//-----------------------------------------------------------------------------
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Comic::Comic(const QString pathFile)
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:_pages(),_index(0),_path(pathFile),_loaded(false),bm(new Bookmarks())
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{
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setup();
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loadFromFile(pathFile);
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}
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//-----------------------------------------------------------------------------
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void Comic::setup()
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{
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connect(this,SIGNAL(pageChanged(int)),this,SLOT(checkIsBookmark(int)));
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connect(this,SIGNAL(imageLoaded(int)),this,SLOT(updateBookmarkImage(int)));
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}
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//-----------------------------------------------------------------------------
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void Comic::load(const QString & path)
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{
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QFileInfo fi(path);
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bm->newComic(path);
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emit bookmarksLoaded(*bm);
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if(fi.isFile())
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{
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loadFromFile(path);
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}
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else
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{
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if(fi.isDir())
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{
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loadFromDir(path);
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}
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}
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}
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//-----------------------------------------------------------------------------
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void Comic::loadFromFile(const QString & pathFile)
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{
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_path = QDir::cleanPath(pathFile);
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//load files size
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_7z = new QProcess();
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QStringList attributes;
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attributes << "l" << "-ssc-" << "-r" << _path EXTENSIONS;
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connect(_7z,SIGNAL(finished(int,QProcess::ExitStatus)),this,SLOT(loadSizes(void)));
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connect(_7z,SIGNAL(error(QProcess::ProcessError)),this,SLOT(openingError(QProcess::ProcessError)));
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_7z->start(QCoreApplication::applicationDirPath()+"/utils/7z",attributes);
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}
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//-----------------------------------------------------------------------------
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void Comic::loadFromDir(const QString & pathDir)
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{
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_pathDir = pathDir;
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start();
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}
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//-----------------------------------------------------------------------------
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void Comic::run()
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{
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QDir d(_pathDir);
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QStringList l;
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l EXTENSIONS;
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d.setNameFilters(l);
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d.setFilter(QDir::Files|QDir::NoDotAndDotDot);
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//d.setSorting(QDir::Name|QDir::IgnoreCase|QDir::LocaleAware);
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QFileInfoList list = d.entryInfoList();
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qSort(list.begin(),list.end(),naturalSortLessThanCIFileInfo);
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int nPages = list.size();
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_pages.clear();
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_pages.resize(nPages);
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if(nPages==0)
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{
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QMessageBox::critical(NULL,tr("No images found"),tr("There are not images on the selected folder"));
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emit errorOpening();
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}
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else
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{
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emit pageChanged(0); // this indicates new comic, index=0
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emit numPages(_pages.size());
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_loaded = true;
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for(int i=0;i<nPages;i++)
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{
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QFile f(list.at(i).absoluteFilePath());
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f.open(QIODevice::ReadOnly);
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_pages[i]=f.readAll();
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emit imageLoaded(i);
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emit imageLoaded(i,_pages[i]);
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}
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}
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emit imagesLoaded();
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}
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//-----------------------------------------------------------------------------
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void Comic::loadSizes()
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{
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QRegExp rx("[0-9]{4}-[0-9]{2}-[0-9]{2}[ ]+[0-9]{2}:[0-9]{2}:[0-9]{2}[ ]+.{5}[ ]+([0-9]+)[ ]+([0-9]+)[ ]+(.+)");
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QByteArray ba = _7z->readAllStandardOutput();
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QList<QByteArray> lines = ba.split('\n');
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QByteArray line;
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QString name;
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foreach(line,lines)
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{
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if(rx.indexIn(QString(line))!=-1)
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{
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_sizes.push_back(rx.cap(1).toInt());
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name = rx.cap(3).trimmed();
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_order.push_back(name);
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_fileNames.push_back(name);
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}
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}
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if(_sizes.size()==0)
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{
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QMessageBox::critical(NULL,tr("File error"),tr("File not found or not images in file"));
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emit errorOpening();
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return;
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}
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_pages.resize(_sizes.size());
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emit pageChanged(0); // this indicates new comic, index=0
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emit numPages(_pages.size());
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_loaded = true;
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_cfi=0;
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qSort(_fileNames.begin(),_fileNames.end(), naturalSortLessThanCI);
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int i=0;
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foreach(name,_fileNames)
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{
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_newOrder.insert(name,i);
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i++;
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}
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_7ze = new QProcess();
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QStringList attributes;
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attributes << "e" << "-ssc-" << "-so" << "-r" << _path EXTENSIONS;
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connect(_7ze,SIGNAL(error(QProcess::ProcessError)),this,SLOT(openingError(QProcess::ProcessError)));
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connect(_7ze,SIGNAL(readyReadStandardOutput()),this,SLOT(loadImages(void)));
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connect(_7ze,SIGNAL(finished(int,QProcess::ExitStatus)),this,SLOT(loadFinished(void)));
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_7ze->start(QCoreApplication::applicationDirPath()+"/utils/7z",attributes);
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}
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//-----------------------------------------------------------------------------
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void Comic::loadImages()
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{
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QByteArray ba = _7ze->readAllStandardOutput();
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int s;
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int rigthIndex;
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while(ba.size()>0)
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{
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rigthIndex = _newOrder.value(_order[_cfi]);
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s = _pages[rigthIndex].size();
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_pages[rigthIndex].append(ba.left(_sizes[_cfi]-s));
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ba.remove(0,_sizes[_cfi]-s);
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if(_pages[rigthIndex].size()==static_cast<int>(_sizes[_cfi]))
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{
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emit imageLoaded(rigthIndex);
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emit imageLoaded(rigthIndex,_pages[rigthIndex]);
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_cfi++;
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}
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}
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}
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//-----------------------------------------------------------------------------
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void Comic::openingError(QProcess::ProcessError error)
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{
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switch(error)
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{
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case QProcess::FailedToStart:
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QMessageBox::critical(NULL,tr("7z not found"),tr("7z wasn't found in your PATH."));
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break;
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case QProcess::Crashed:
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QMessageBox::critical(NULL,tr("7z crashed"),tr("7z crashed."));
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break;
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case QProcess::ReadError:
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QMessageBox::critical(NULL,tr("7z reading"),tr("problem reading from 7z"));
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break;
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case QProcess::UnknownError:
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QMessageBox::critical(NULL,tr("7z problem"),tr("Unknown error 7z"));
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break;
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default:
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//TODO
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break;
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}
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_loaded = false;
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emit errorOpening();
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}
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int Comic::nextPage()
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{
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if(_index<_pages.size()-1)
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_index++;
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emit pageChanged(_index);
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return _index;
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}
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//-----------------------------------------------------------------------------
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int Comic::previousPage()
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{
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if(_index>0)
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_index--;
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emit pageChanged(_index);
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return _index;
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}
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//-----------------------------------------------------------------------------
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void Comic::setIndex(unsigned int index)
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{
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if(static_cast<int>(index)<_pages.size()-1)
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_index = index;
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else
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_index = _pages.size()-1;
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emit pageChanged(_index);
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}
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//-----------------------------------------------------------------------------
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QPixmap * Comic::currentPage()
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{
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QPixmap * p = new QPixmap();
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p->loadFromData(_pages[_index]);
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return p;
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}
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//-----------------------------------------------------------------------------
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QPixmap * Comic::operator[](unsigned int index)
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{
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QPixmap * p = new QPixmap();
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p->loadFromData(_pages[index]);
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return p;
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}
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//-----------------------------------------------------------------------------
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bool Comic::loaded()
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{
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return _loaded;
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}
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//-----------------------------------------------------------------------------
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void Comic::loadFinished()
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{
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emit imagesLoaded();
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}
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//-----------------------------------------------------------------------------
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void Comic::setBookmark()
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{
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bm->setBookmark(_index,*operator[](_index));
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emit bookmarksLoaded(*bm);
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}
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//-----------------------------------------------------------------------------
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void Comic::removeBookmark()
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{
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bm->removeBookmark(_index);
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emit bookmarksLoaded(*bm);
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}
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//-----------------------------------------------------------------------------
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void Comic::saveBookmarks()
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{
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bm->setLastPage(_index,*operator[](_index));
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bm->save();
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}
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//-----------------------------------------------------------------------------
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void Comic::checkIsBookmark(int index)
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{
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emit isBookmark(bm->isBookmark(index));
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}
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//-----------------------------------------------------------------------------
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void Comic::updateBookmarkImage(int index)
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{
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if(bm->isBookmark(index))
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{
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bm->setBookmark(index,*operator[](index));
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emit bookmarksLoaded(*bm);
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}
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if(bm->getLastPage() == index)
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{
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bm->setLastPage(index,*operator[](index));
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emit bookmarksLoaded(*bm);
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}
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}
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