/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*/
#pragma once
/**
* Utilities / helpers for use in Qt - specific LO code used in multiple modules
* ( e . g . avmedia and vcl ) .
*
* Helpers only needed in a specific module should be defined
* in that module instead , e . g . helper functions only relevant for the Qt - based
* VCL plugins are defined in ` vcl / inc / qt5 / QtTools . hxx ` .
**/
#include <rtl/ustring.hxx>
#include <vcl/filter/PngImageWriter.hxx>
#include <vcl/image.hxx>
#include <vcl/outdev.hxx>
#include <QtCore/QString>
#include <QtGui/QPixmap>
inline QString toQString(const OUString& rStr)
{
return QString::fromUtf16(rStr.getStr(), rStr.getLength());
}
inline OUString toOUString(const QString& s)
{
// QString stores UTF16, just like OUString
return OUString(reinterpret_cast <const sal_Unicode*>(s.data()), s.length());
}
inline QPixmap toQPixmap(const BitmapEx& rBitmapEx)
{
SvMemoryStream aMemoryStream;
vcl::PngImageWriter aWriter(aMemoryStream);
aWriter.write(rBitmapEx);
QPixmap aPixmap;
aPixmap.loadFromData(static_cast <const uchar*>(aMemoryStream.GetData()),
aMemoryStream.TellEnd());
assert(!aPixmap.isNull() && "Failed to create icon pixmap" );
return aPixmap;
}
inline QPixmap toQPixmap(const Image& rImage) { return toQPixmap(rImage.GetBitmapEx()); }
inline QPixmap toQPixmap(const css::uno::Reference<css::graphic::XGraphic>& rImage)
{
if (!rImage.is())
return QPixmap();
Image aImage(rImage);
return toQPixmap(aImage);
}
inline QPixmap toQPixmap(const OutputDevice& rDevice)
{
return toQPixmap(Image(rDevice.GetBitmapEx(Point(), rDevice.GetOutputSize())));
}
inline QPixmap loadQPixmapIcon(const OUString& rIconName)
{
BitmapEx aIcon(rIconName);
return toQPixmap(aIcon);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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