valentina/src/test/ValentinaTest/tst_vposter.cpp
Roman Telezhynskyi 78f1e89f08 Cppcheck.
--HG--
branch : develop
2015-04-15 15:44:57 +03:00

96 lines
3.6 KiB
C++

/************************************************************************
**
** @file tst_vposter.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 15 4, 2015
**
** @brief
** @copyright
** This source code is part of the Valentine project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2015 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Valentina is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY 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 Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
#include "tst_vposter.h"
#include "../../libs/vlayout/vposter.h"
#include <QImage>
#include <QPrinter>
#include <QtTest>
//---------------------------------------------------------------------------------------------------------------------
TST_VPoster::TST_VPoster(QObject *parent) :
QObject(parent)
{
}
//---------------------------------------------------------------------------------------------------------------------
// cppcheck-suppress unusedFunction
void TST_VPoster::BigPoster()
{
QPrinter printer;
printer.setResolution(96);// By default
printer.setPaperSize(QPrinter::A4);
const QImage image(2622, 3178, QImage::Format_RGB32); // Little bit bigger than A1
VPoster posterazor(&printer);
const QVector<QImage> poster = posterazor.Generate(image, 1, 1);
QCOMPARE(poster.size(), 16);
for (int i=0; i < poster.size(); i++)
{
QCOMPARE(poster.at(i).rect().size(), PageRect(printer).size());
}
}
//---------------------------------------------------------------------------------------------------------------------
// cppcheck-suppress unusedFunction
void TST_VPoster::SmallPoster()
{
QPrinter printer;
printer.setResolution(96);// By default
printer.setPaperSize(QPrinter::A4);
const QImage image(700, 1000, QImage::Format_RGB32); // Little bit less than A4
VPoster posterazor(&printer);
const QVector<QImage> poster = posterazor.Generate(image, 1, 1);
QCOMPARE(poster.size(), 1);
QCOMPARE(poster.at(0).rect().size(), PageRect(printer).size());
}
//---------------------------------------------------------------------------------------------------------------------
QRect TST_VPoster::PageRect(const QPrinter &printer) const
{
// Because the Point unit is defined to be 1/72th of an inch
// we can't use method pageRect(QPrinter::Point). Our dpi different can be different.
// We convert value yourself to pixels.
const QRectF rect = printer.pageRect(QPrinter::Millimeter);
QRect pageRect(qFloor(ToPixel(rect.x(), printer)), qFloor(ToPixel(rect.y(), printer)),
qFloor(ToPixel(rect.width(), printer)), qFloor(ToPixel(rect.height(), printer)));
return pageRect;
}
//---------------------------------------------------------------------------------------------------------------------
qreal TST_VPoster::ToPixel(qreal val, const QPrinter &printer) const
{
return val / 25.4 * printer.resolution(); // Mm to pixels with current dpi.
}