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, 246 insertions, 0 deletions

diff --git a/xmloff/source/style/TransGradientStyle.cxx b/xmloff/source/style/TransGradientStyle.cxx
new file mode 100644
index 000000000..9b000c3eb
--- /dev/null
+++ b/xmloff/source/style/TransGradientStyle.cxx
@@ -0,0 +1,246 @@
+/* -*- 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 <TransGradientStyle.hxx>
+
+#include <com/sun/star/awt/Gradient.hpp>
+
+#include <sax/tools/converter.hxx>
+#include <comphelper/documentconstants.hxx>
+
+#include <xmloff/namespacemap.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/xmlnamespace.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.hxx>
+#include <sal/log.hxx>
+#include <tools/color.hxx>
+#include <xmloff/xmltkmap.hxx>
+#include <xmloff/xmlexp.hxx>
+#include <xmloff/xmlimp.hxx>
+#include <xmloff/xmlement.hxx>
+
+using namespace ::com::sun::star;
+
+using namespace ::xmloff::token;
+
+SvXMLEnumMapEntry<awt::GradientStyle> const pXML_GradientStyle_Enum[] =
+{
+    { XML_LINEAR,                       awt::GradientStyle_LINEAR },
+    { XML_GRADIENTSTYLE_AXIAL,          awt::GradientStyle_AXIAL },
+    { XML_GRADIENTSTYLE_RADIAL,         awt::GradientStyle_RADIAL },
+    { XML_GRADIENTSTYLE_ELLIPSOID,      awt::GradientStyle_ELLIPTICAL },
+    { XML_GRADIENTSTYLE_SQUARE,         awt::GradientStyle_SQUARE },
+    { XML_GRADIENTSTYLE_RECTANGULAR,    awt::GradientStyle_RECT },
+    { XML_TOKEN_INVALID,                awt::GradientStyle(0) }
+};
+
+// Import
+
+XMLTransGradientStyleImport::XMLTransGradientStyleImport( SvXMLImport& rImp )
+    : rImport(rImp)
+{
+}
+
+void XMLTransGradientStyleImport::importXML(
+    const uno::Reference< xml::sax::XFastAttributeList >& xAttrList,
+    uno::Any& rValue,
+    OUString& rStrName )
+{
+    OUString aDisplayName;
+
+    awt::Gradient aGradient;
+    aGradient.XOffset = 0;
+    aGradient.YOffset = 0;
+    aGradient.StartIntensity = 100;
+    aGradient.EndIntensity = 100;
+    aGradient.Angle = 0;
+    aGradient.Border = 0;
+
+    for (auto &aIter : sax_fastparser::castToFastAttributeList( xAttrList ))
+    {
+        sal_Int32 nTmpValue;
+
+        switch( aIter.getToken() )
+        {
+        case XML_ELEMENT(DRAW, XML_NAME):
+            {
+                rStrName = aIter.toString();
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_DISPLAY_NAME):
+            {
+                aDisplayName = aIter.toString();
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_STYLE):
+            {
+                SvXMLUnitConverter::convertEnum( aGradient.Style, aIter.toView(), pXML_GradientStyle_Enum );
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_CX):
+            ::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
+            aGradient.XOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
+            break;
+        case XML_ELEMENT(DRAW, XML_CY):
+            ::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
+            aGradient.YOffset = sal::static_int_cast< sal_Int16 >(nTmpValue);
+            break;
+        case XML_ELEMENT(DRAW, XML_START):
+            {
+                sal_Int32 aStartTransparency;
+                ::sax::Converter::convertPercent( aStartTransparency, aIter.toView() );
+
+                sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
+                    ( (100 - aStartTransparency) * 255 ) / 100 );
+
+                Color aColor( n, n, n );
+                aGradient.StartColor = static_cast<sal_Int32>( aColor );
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_END):
+            {
+                sal_Int32 aEndTransparency;
+                ::sax::Converter::convertPercent( aEndTransparency, aIter.toView() );
+
+                sal_uInt8 n = sal::static_int_cast< sal_uInt8 >(
+                    ( (100 - aEndTransparency) * 255 ) / 100 );
+
+                Color aColor( n, n, n );
+                aGradient.EndColor = static_cast<sal_Int32>( aColor );
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_GRADIENT_ANGLE):
+            {
+                auto const cmp12(rImport.GetODFVersion().compareTo(ODFVER_012_TEXT));
+                bool const bSuccess =
+                    ::sax::Converter::convertAngle(aGradient.Angle, aIter.toView(),
+                        // tdf#89475 try to detect borked OOo angles
+                        (cmp12 < 0) || (cmp12 == 0
+                            && (rImport.isGeneratorVersionOlderThan(SvXMLImport::AOO_4x, SvXMLImport::LO_7x)
+                                // also for AOO 4.x, assume there won't ever be a 4.2
+                                || rImport.getGeneratorVersion() == SvXMLImport::AOO_4x)));
+                SAL_INFO_IF(!bSuccess, "xmloff.style", "failed to import draw:angle");
+            }
+            break;
+        case XML_ELEMENT(DRAW, XML_BORDER):
+            ::sax::Converter::convertPercent( nTmpValue, aIter.toView() );
+            aGradient.Border = sal::static_int_cast< sal_Int16 >(nTmpValue);
+            break;
+
+        default:
+            XMLOFF_WARN_UNKNOWN("xmloff.style", aIter);
+        }
+    }
+
+    rValue <<= aGradient;
+
+    if( !aDisplayName.isEmpty() )
+    {
+        rImport.AddStyleDisplayName( XmlStyleFamily::SD_GRADIENT_ID, rStrName,
+                                     aDisplayName );
+        rStrName = aDisplayName;
+    }
+}
+
+// Export
+
+XMLTransGradientStyleExport::XMLTransGradientStyleExport( SvXMLExport& rExp )
+    : rExport(rExp)
+{
+}
+
+void XMLTransGradientStyleExport::exportXML(
+    const OUString& rStrName,
+    const uno::Any& rValue )
+{
+    awt::Gradient aGradient;
+
+    if( rStrName.isEmpty() )
+        return;
+
+    if( !(rValue >>= aGradient) )
+        return;
+
+    OUString aStrValue;
+    OUStringBuffer aOut;
+
+    // Style
+    if( !SvXMLUnitConverter::convertEnum( aOut, aGradient.Style, pXML_GradientStyle_Enum ) )
+        return;
+
+    // Name
+    bool bEncoded = false;
+    rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_NAME,
+                          rExport.EncodeStyleName( rStrName,
+                                                    &bEncoded ) );
+    if( bEncoded )
+        rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_DISPLAY_NAME,
+                                rStrName );
+
+    aStrValue = aOut.makeStringAndClear();
+    rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_STYLE, aStrValue );
+
+    // Center x/y
+    if( aGradient.Style != awt::GradientStyle_LINEAR &&
+        aGradient.Style != awt::GradientStyle_AXIAL   )
+    {
+        ::sax::Converter::convertPercent(aOut, aGradient.XOffset);
+        aStrValue = aOut.makeStringAndClear();
+        rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_CX, aStrValue );
+
+        ::sax::Converter::convertPercent(aOut, aGradient.YOffset);
+        aStrValue = aOut.makeStringAndClear();
+        rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_CY, aStrValue );
+    }
+
+    // Transparency start
+    Color aColor(ColorTransparency, aGradient.StartColor);
+    sal_Int32 aStartValue = 100 - static_cast<sal_Int32>(((aColor.GetRed() + 1) * 100) / 255);
+    ::sax::Converter::convertPercent( aOut, aStartValue );
+    aStrValue = aOut.makeStringAndClear();
+    rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_START, aStrValue );
+
+    // Transparency end
+    aColor = Color(ColorTransparency, aGradient.EndColor);
+    sal_Int32 aEndValue = 100 - static_cast<sal_Int32>(((aColor.GetRed() + 1) * 100) / 255);
+    ::sax::Converter::convertPercent( aOut, aEndValue );
+    aStrValue = aOut.makeStringAndClear();
+    rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_END, aStrValue );
+
+    // Angle
+    if( aGradient.Style != awt::GradientStyle_RADIAL )
+    {
+        ::sax::Converter::convertAngle(aOut, aGradient.Angle, rExport.getSaneDefaultVersion());
+        aStrValue = aOut.makeStringAndClear();
+        rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_GRADIENT_ANGLE, aStrValue );
+    }
+
+    // Border
+    ::sax::Converter::convertPercent( aOut, aGradient.Border );
+    aStrValue = aOut.makeStringAndClear();
+    rExport.AddAttribute( XML_NAMESPACE_DRAW, XML_BORDER, aStrValue );
+
+    // Do Write
+    SvXMLElementExport rElem( rExport,
+                              XML_NAMESPACE_DRAW, XML_OPACITY,
+                              true, false );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */