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#include "imagematrix.h"
#include <QDir>
#include <QDebug>
#include <iostream>
#define MINCOLSIZE 32
#define MINROWSIZE 26
#define MAXCOLSIZE 64
#define MAXROWSIZE 52
imageMatrix::imageMatrix(QWidget *parent) : QWidget(parent)
{
parentPtr=parent;
parentPtr->resize(511, 300);
verticalLayout = NULL;
horizontalLayout=NULL;
sortFlags=QDir::Time;
}
imageMatrix::~imageMatrix()
{
// if(verticalLayout!=NULL) delete verticalLayout;
// if( horizontalLayout!=NULL) delete horizontalLayout;
}
void imageMatrix::setupLayout()
{
if(verticalLayout!=NULL) delete verticalLayout;
verticalLayout = new QVBoxLayout(parentPtr);
verticalLayout->setObjectName(QString::fromUtf8("vt1"));
verticalLayout->setSpacing(2);
verticalLayout->setContentsMargins(1, 1, 1, 1);
gridLayout = new QGridLayout();
gridLayout->setSpacing(1);
gridLayout->setObjectName(QString::fromUtf8("gridLo"));
gridLayout->setSizeConstraint(QLayout::SetNoConstraint);
verticalLayout->addLayout(gridLayout);
horizontalLayout = new QHBoxLayout();
horizontalLayout->setObjectName(QString::fromUtf8("htl"));
horizontalSpacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
horizontalLayout->addItem(horizontalSpacer);
beginPushButton = new QPushButton(this);
beginPushButton->setObjectName(QString::fromUtf8("beginPushButton"));
QIcon icon2;
icon2.addFile(QString::fromUtf8(":/icons/doubleleft.png"), QSize(), QIcon::Normal, QIcon::Off);
beginPushButton->setIcon(icon2);
horizontalLayout->addWidget(beginPushButton);
prevPushButton = new QPushButton(this);
prevPushButton->setObjectName(QString::fromUtf8("prevPushButton"));
QIcon icon;
icon.addFile(QString::fromUtf8(":/icons/left.png"), QSize(), QIcon::Normal, QIcon::Off);
prevPushButton->setIcon(icon);
horizontalLayout->addWidget(prevPushButton);
pageLabel=new QLabel;
horizontalLayout->addWidget(pageLabel);
// horizontalSpacer_2 = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
// horizontalLayout->addItem(horizontalSpacer_2);
nextPushButton = new QPushButton(this);
nextPushButton->setObjectName(QString::fromUtf8("nextPushButton"));
QIcon icon1;
icon1.addFile(QString::fromUtf8(":/icons/start.png"), QSize(), QIcon::Normal, QIcon::Off);
nextPushButton->setIcon(icon1);
horizontalLayout->addWidget(nextPushButton);
endPushButton = new QPushButton(this);
endPushButton->setObjectName(QString::fromUtf8("endPushButton"));
QIcon icon3;
icon3.addFile(QString::fromUtf8(":/icons/doubleright.png"), QSize(), QIcon::Normal, QIcon::Off);
endPushButton->setIcon(icon3);
horizontalLayout->addWidget(endPushButton);
horizontalSpacer_3 = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
horizontalLayout->addItem(horizontalSpacer_3);
verticalLayout->addLayout(horizontalLayout);
connect(prevPushButton,SIGNAL(clicked()),SLOT(slotPrev()));
connect(nextPushButton,SIGNAL(clicked()),SLOT(slotNext()));
connect(beginPushButton,SIGNAL(clicked()),SLOT(slotBegin()));
connect(endPushButton,SIGNAL(clicked()),SLOT(slotEnd()));
}
void imageMatrix::init(int numRows, int numColumns, QString dir,imageViewer::thumbType tt)
{
int i,j;
rows=numRows;
columns=numColumns;
dirPath=dir;
imageViewer *imv;
setupLayout();
for(i=0;i<rows;i++)
{
for(j=0;j<columns;j++)
{
imv = new imageViewer(this);
imv->setType(tt);
gridLayout->addWidget(imv, i, j, 1, 1);
connect(imv,SIGNAL(layoutChanged()),SLOT(slotLayoutChanged()));
}
}
for (i=0;i<rows;i++)
{
gridLayout->setRowMinimumHeight(i,MINROWSIZE);
gridLayout->setRowStretch(i,0);
}
for (i=0;i<columns;i++)
{
gridLayout->setColumnMinimumWidth(i,MINCOLSIZE);
gridLayout->setColumnStretch(i,1);
}
currentPage=0;
getList();
// displayFiles();
}
void imageMatrix::getList()
{
QDir dir(dirPath);
dir.setFilter(QDir::Files | QDir::NoSymLinks);
dir.setSorting(sortFlags);
fileList = dir.entryInfoList();
numPages=ceil((double)fileList.count()/(double)(rows*columns));
if(numPages==0) numPages=1;
slotBegin();
}
QString imageMatrix::getLastFile()
{
if (fileList.count()>0)
{
return fileList.last().absoluteFilePath();
}
else return QString();
}
void imageMatrix::displayFiles()
{
int i,j,k;
QString tempStr;
int offset=currentPage*rows*columns;
pageLabel->setText(QString(" Page %1 of %2").arg(currentPage+1).arg(numPages).leftJustified(17,' '));
for(i=0;i<rows;i++)
{
for(j=0;j<columns;)
{
k=offset+i*columns+j;
if(k>=fileList.count())
{
((imageViewer *)gridLayout->itemAtPosition(i,j)->widget())->clear();
j++;
}
else
{
tempStr=fileList.at(k).absoluteFilePath();
if(((imageViewer *)gridLayout->itemAtPosition(i,j)->widget())->openImage(tempStr,false,false,true,true))
{
j++;
}
else
{
fileList.removeAt(k);
}
}
}
}
}
void imageMatrix::changed()
{
getList();
// displayFiles();
}
void imageMatrix::slotPrev()
{
if(currentPage!=0) currentPage--;
displayFiles();
}
void imageMatrix::slotNext()
{
currentPage++;
if(currentPage>=numPages)
{
currentPage--;
}
displayFiles();
}
void imageMatrix::slotBegin()
{
currentPage=0;
displayFiles();
}
void imageMatrix::slotEnd()
{
currentPage=numPages-1;
if(currentPage<0) currentPage=0;
displayFiles();
}
void imageMatrix::slotLayoutChanged()
{
int curPag=currentPage;
getList();
if(curPag>=numPages)
{
if(curPag>0) curPag--;
}
currentPage=curPag;
displayFiles();
}
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