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