Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 165 insertions, 0 deletions

diff --git a/vcl/source/image/Image.cxx b/vcl/source/image/Image.cxx
new file mode 100644
index 000000000..06937ab7f
--- /dev/null
+++ b/vcl/source/image/Image.cxx
@@ -0,0 +1,165 @@
+/* -*- 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 <vcl/settings.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/graphicfilter.hxx>
+#include <vcl/image.hxx>
+#include <sal/types.h>
+#include <image.h>
+
+#include <bitmap/BitmapColorizeFilter.hxx>
+
+using namespace css;
+
+Image::Image()
+{
+}
+
+Image::Image(const BitmapEx& rBitmapEx)
+{
+    ImplInit(rBitmapEx);
+}
+
+Image::Image(uno::Reference<graphic::XGraphic> const & rxGraphic)
+{
+    if (rxGraphic.is())
+    {
+        const Graphic aGraphic(rxGraphic);
+
+        OUString aPath;
+        if (aGraphic.getOriginURL().startsWith("private:graphicrepository/", &aPath))
+            mpImplData = std::make_shared<ImplImage>(aPath);
+        else if (aGraphic.GetType() == GraphicType::GdiMetafile)
+            mpImplData = std::make_shared<ImplImage>(aGraphic.GetGDIMetaFile());
+        else
+            ImplInit(aGraphic.GetBitmapEx());
+    }
+}
+
+Image::Image(const OUString & rFileUrl)
+{
+    OUString sImageName;
+    if (rFileUrl.startsWith("private:graphicrepository/", &sImageName))
+        mpImplData = std::make_shared<ImplImage>(sImageName);
+    else
+    {
+        Graphic aGraphic;
+        if (ERRCODE_NONE == GraphicFilter::LoadGraphic(rFileUrl, IMP_PNG, aGraphic))
+            ImplInit(aGraphic.GetBitmapEx());
+    }
+}
+
+Image::Image(StockImage, const OUString & rFileUrl)
+    : mpImplData(std::make_shared<ImplImage>(rFileUrl))
+{
+}
+
+void Image::ImplInit(const BitmapEx& rBitmapEx)
+{
+    if (!rBitmapEx.IsEmpty())
+        mpImplData = std::make_shared<ImplImage>(rBitmapEx);
+}
+
+OUString Image::GetStock() const
+{
+    if (mpImplData)
+        return mpImplData->getStock();
+    return OUString();
+}
+
+Size Image::GetSizePixel() const
+{
+    if (mpImplData)
+        return mpImplData->getSizePixel();
+    else
+        return Size();
+}
+
+BitmapEx Image::GetBitmapEx() const
+{
+    if (mpImplData)
+        return mpImplData->getBitmapEx();
+    else
+        return BitmapEx();
+}
+
+bool Image::operator==(const Image& rImage) const
+{
+    bool bRet = false;
+
+    if (rImage.mpImplData == mpImplData)
+        bRet = true;
+    else if (!rImage.mpImplData || !mpImplData)
+        bRet = false;
+    else
+        bRet = rImage.mpImplData->isEqual(*mpImplData);
+
+    return bRet;
+}
+
+void Image::Draw(OutputDevice* pOutDev, const Point& rPos, DrawImageFlags nStyle, const Size* pSize)
+{
+    if (!mpImplData || (!pOutDev->IsDeviceOutputNecessary() && pOutDev->GetConnectMetaFile() == nullptr))
+        return;
+
+    Size aOutSize = pSize ? *pSize : pOutDev->PixelToLogic(mpImplData->getSizePixel());
+
+    BitmapEx aRenderBmp = mpImplData->getBitmapExForHiDPI(bool(nStyle & DrawImageFlags::Disable), pOutDev->GetGraphics());
+
+    if (!(nStyle & DrawImageFlags::Disable) &&
+        (nStyle & (DrawImageFlags::ColorTransform | DrawImageFlags::Highlight |
+                   DrawImageFlags::Deactive | DrawImageFlags::SemiTransparent)))
+    {
+        BitmapEx aTempBitmapEx(aRenderBmp);
+
+        if (nStyle & (DrawImageFlags::Highlight | DrawImageFlags::Deactive))
+        {
+            const StyleSettings& rSettings = pOutDev->GetSettings().GetStyleSettings();
+            Color aColor;
+            if (nStyle & DrawImageFlags::Highlight)
+                aColor = rSettings.GetHighlightColor();
+            else
+                aColor = rSettings.GetDeactiveColor();
+
+            BitmapFilter::Filter(aTempBitmapEx, BitmapColorizeFilter(aColor));
+        }
+
+        if (nStyle & DrawImageFlags::SemiTransparent)
+        {
+            if (aTempBitmapEx.IsAlpha())
+            {
+                Bitmap aAlphaBmp(aTempBitmapEx.GetAlpha().GetBitmap());
+                aAlphaBmp.Adjust(50);
+                aTempBitmapEx = BitmapEx(aTempBitmapEx.GetBitmap(), AlphaMask(aAlphaBmp));
+            }
+            else
+            {
+                sal_uInt8 cErase = 128;
+                aTempBitmapEx = BitmapEx(aTempBitmapEx.GetBitmap(), AlphaMask(aTempBitmapEx.GetSizePixel(), &cErase));
+            }
+        }
+        aRenderBmp = aTempBitmapEx;
+    }
+
+    pOutDev->DrawBitmapEx(rPos, aOutSize, aRenderBmp);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */