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/*
* Copyright (C) 2013 Canonical, Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Anthony Granger <grangeranthony@gmail.com>
*/
#include <poppler/qt5/poppler-qt5.h>
#include <QQuickImageProvider>
#include <QDebug>
#include <QPaintDevice>
#include "pageImageProvider.h"
PageImageProvider::PageImageProvider(Poppler::Document *pdfDocument):QQuickImageProvider(QQuickImageProvider::Image)
{
this->document = pdfDocument;
}
QImage PageImageProvider::requestImage(const QString & id, QSize * size, const QSize & requestedSize)
{
float scale = 1.0;
QString type = id.section("/", 0, 0);
QImage result;
QSizeF pageSize;
QSizeF pageSizePhys;
float res = 0;
Poppler::Page *page;
if (type == "page")
{
int numPage = id.section("/", 1, 1).toInt();
qDebug() << "Page" << numPage << "requested";
page = document->page(numPage -1);
pageSize = page->pageSizeF();
pageSizePhys.setWidth(pageSize.width() / 72);
//pageSizePhys.setHeight(pageSize.height() / 72);
qDebug() << "Requested size :" << requestedSize.width() << ";" << requestedSize.height();
//if (pageSizePhys.height() >= pageSizePhys.width())
res = requestedSize.width() / pageSizePhys.width();
/*else
res = requestedSize.height() / pageSizePhys.height();*/
qDebug() << "Size :" << pageSizePhys.width() << ";" << pageSizePhys.height();
qDebug() << "Resolution :" << res;
result = page->renderToImage(scale * res, scale * res); //For poppler the first page have the id 0
}
return result;
}
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