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-rw-r--r--vcl/qt5/QtBitmap.cxx188
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diff --git a/vcl/qt5/QtBitmap.cxx b/vcl/qt5/QtBitmap.cxx
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+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <QtBitmap.hxx>
+#include <QtTools.hxx>
+#include <QtGraphics.hxx>
+
+#include <QtGui/QImage>
+#include <QtCore/QVector>
+#include <QtGui/QColor>
+
+#include <o3tl/safeint.hxx>
+#include <sal/log.hxx>
+#include <tools/helpers.hxx>
+
+QtBitmap::QtBitmap() {}
+
+QtBitmap::QtBitmap(const QImage& rImage) { m_pImage.reset(new QImage(rImage)); }
+
+bool QtBitmap::Create(const Size& rSize, vcl::PixelFormat ePixelFormat, const BitmapPalette& rPal)
+{
+ if (ePixelFormat == vcl::PixelFormat::INVALID)
+ return false;
+
+ if (ePixelFormat == vcl::PixelFormat::N1_BPP)
+ assert(2 >= rPal.GetEntryCount());
+ if (ePixelFormat == vcl::PixelFormat::N8_BPP)
+ assert(256 >= rPal.GetEntryCount());
+
+ m_pImage.reset(new QImage(toQSize(rSize), getBitFormat(ePixelFormat)));
+ m_pImage->fill(Qt::transparent);
+ m_aPalette = rPal;
+
+ auto count = rPal.GetEntryCount();
+ if (count && m_pImage)
+ {
+ QVector<QRgb> aColorTable(count);
+ for (unsigned i = 0; i < count; ++i)
+ aColorTable[i] = qRgb(rPal[i].GetRed(), rPal[i].GetGreen(), rPal[i].GetBlue());
+ m_pImage->setColorTable(std::move(aColorTable));
+ }
+ return true;
+}
+
+bool QtBitmap::Create(const SalBitmap& rSalBmp)
+{
+ const QtBitmap* pBitmap = static_cast<const QtBitmap*>(&rSalBmp);
+ m_pImage.reset(new QImage(*pBitmap->m_pImage));
+ m_aPalette = pBitmap->m_aPalette;
+ return true;
+}
+
+bool QtBitmap::Create(const SalBitmap& rSalBmp, SalGraphics* pSalGraphics)
+{
+ const QtBitmap* pBitmap = static_cast<const QtBitmap*>(&rSalBmp);
+ QtGraphics* pGraphics = static_cast<QtGraphics*>(pSalGraphics);
+ QImage* pImage = pGraphics->getQImage();
+ m_pImage.reset(new QImage(pBitmap->m_pImage->convertToFormat(pImage->format())));
+ return true;
+}
+
+bool QtBitmap::Create(const SalBitmap& rSalBmp, vcl::PixelFormat eNewPixelFormat)
+{
+ if (eNewPixelFormat == vcl::PixelFormat::INVALID)
+ return false;
+ const QtBitmap* pBitmap = static_cast<const QtBitmap*>(&rSalBmp);
+ m_pImage.reset(new QImage(pBitmap->m_pImage->convertToFormat(getBitFormat(eNewPixelFormat))));
+ return true;
+}
+
+bool QtBitmap::Create(const css::uno::Reference<css::rendering::XBitmapCanvas>& /*rBitmapCanvas*/,
+ Size& /*rSize*/, bool /*bMask*/)
+{
+ return false;
+}
+
+void QtBitmap::Destroy() { m_pImage.reset(); }
+
+Size QtBitmap::GetSize() const
+{
+ if (m_pImage)
+ return toSize(m_pImage->size());
+ return Size();
+}
+
+sal_uInt16 QtBitmap::GetBitCount() const
+{
+ if (m_pImage)
+ return getFormatBits(m_pImage->format());
+ return 0;
+}
+
+BitmapBuffer* QtBitmap::AcquireBuffer(BitmapAccessMode /*nMode*/)
+{
+ static const BitmapPalette aEmptyPalette;
+
+ if (!m_pImage)
+ return nullptr;
+
+ BitmapBuffer* pBuffer = new BitmapBuffer;
+
+ pBuffer->mnWidth = m_pImage->width();
+ pBuffer->mnHeight = m_pImage->height();
+ pBuffer->mnBitCount = getFormatBits(m_pImage->format());
+ pBuffer->mpBits = m_pImage->bits();
+ pBuffer->mnScanlineSize = m_pImage->bytesPerLine();
+
+ switch (pBuffer->mnBitCount)
+ {
+ case 1:
+ pBuffer->mnFormat = ScanlineFormat::N1BitMsbPal | ScanlineFormat::TopDown;
+ pBuffer->maPalette = m_aPalette;
+ break;
+ case 8:
+ pBuffer->mnFormat = ScanlineFormat::N8BitPal | ScanlineFormat::TopDown;
+ pBuffer->maPalette = m_aPalette;
+ break;
+ case 24:
+ pBuffer->mnFormat = ScanlineFormat::N24BitTcRgb | ScanlineFormat::TopDown;
+ pBuffer->maPalette = aEmptyPalette;
+ break;
+ case 32:
+ {
+#ifdef OSL_BIGENDIAN
+ pBuffer->mnFormat = ScanlineFormat::N32BitTcArgb | ScanlineFormat::TopDown;
+#else
+ pBuffer->mnFormat = ScanlineFormat::N32BitTcBgra | ScanlineFormat::TopDown;
+#endif
+ pBuffer->maPalette = aEmptyPalette;
+ break;
+ }
+ default:
+ assert(false);
+ }
+
+ return pBuffer;
+}
+
+void QtBitmap::ReleaseBuffer(BitmapBuffer* pBuffer, BitmapAccessMode nMode)
+{
+ m_aPalette = pBuffer->maPalette;
+ auto count = m_aPalette.GetEntryCount();
+ if (pBuffer->mnBitCount != 4 && count)
+ {
+ QVector<QRgb> aColorTable(count);
+ for (unsigned i = 0; i < count; ++i)
+ aColorTable[i]
+ = qRgb(m_aPalette[i].GetRed(), m_aPalette[i].GetGreen(), m_aPalette[i].GetBlue());
+ m_pImage->setColorTable(std::move(aColorTable));
+ }
+ delete pBuffer;
+ if (nMode == BitmapAccessMode::Write)
+ InvalidateChecksum();
+}
+
+bool QtBitmap::GetSystemData(BitmapSystemData& /*rData*/) { return false; }
+
+bool QtBitmap::ScalingSupported() const { return false; }
+
+bool QtBitmap::Scale(const double& /*rScaleX*/, const double& /*rScaleY*/,
+ BmpScaleFlag /*nScaleFlag*/)
+{
+ return false;
+}
+
+bool QtBitmap::Replace(const Color& /*rSearchColor*/, const Color& /*rReplaceColor*/,
+ sal_uInt8 /*nTol*/)
+{
+ return false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */