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, 191 insertions, 0 deletions

diff --git a/toolkit/source/awt/vclxfont.cxx b/toolkit/source/awt/vclxfont.cxx
new file mode 100644
index 000000000..e84fe338c
--- /dev/null
+++ b/toolkit/source/awt/vclxfont.cxx
@@ -0,0 +1,191 @@
+/* -*- 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 <memory>
+
+#include <com/sun/star/awt/XDevice.hpp>
+
+#include <comphelper/sequence.hxx>
+#include <toolkit/awt/vclxfont.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+
+#include <vcl/metric.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/svapp.hxx>
+
+
+
+VCLXFont::VCLXFont()
+{
+    mpFontMetric = nullptr;
+}
+
+VCLXFont::~VCLXFont()
+{
+}
+
+void VCLXFont::Init( css::awt::XDevice& rxDev, const vcl::Font& rFont )
+{
+    mxDevice = &rxDev;
+
+    mpFontMetric.reset();
+
+    maFont = rFont;
+}
+
+bool VCLXFont::ImplAssertValidFontMetric()
+{
+    if ( !mpFontMetric && mxDevice.is() )
+    {
+        OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+        if ( pOutDev )
+        {
+            vcl::Font aOldFont = pOutDev->GetFont();
+            pOutDev->SetFont( maFont );
+            mpFontMetric.reset( new FontMetric( pOutDev->GetFontMetric() ) );
+            pOutDev->SetFont( aOldFont );
+        }
+    }
+    return mpFontMetric != nullptr;
+}
+
+// css::lang::XUnoTunnel
+UNO3_GETIMPLEMENTATION_IMPL( VCLXFont );
+
+css::awt::FontDescriptor VCLXFont::getFontDescriptor(  )
+{
+    std::unique_lock aGuard( maMutex );
+
+    return VCLUnoHelper::CreateFontDescriptor( maFont );
+
+}
+
+css::awt::SimpleFontMetric VCLXFont::getFontMetric(  )
+{
+    std::unique_lock aGuard( maMutex );
+
+    css::awt::SimpleFontMetric aFM;
+    if ( ImplAssertValidFontMetric() )
+        aFM = VCLUnoHelper::CreateFontMetric( *mpFontMetric );
+    return aFM;
+}
+
+sal_Int16 VCLXFont::getCharWidth( sal_Unicode c )
+{
+    std::unique_lock aGuard( maMutex );
+
+    sal_Int16 nRet = -1;
+    OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+    if ( pOutDev )
+    {
+        vcl::Font aOldFont = pOutDev->GetFont();
+        pOutDev->SetFont( maFont );
+
+        nRet = sal::static_int_cast< sal_Int16 >(
+            pOutDev->GetTextWidth( OUString(c) ));
+
+        pOutDev->SetFont( aOldFont );
+    }
+    return nRet;
+}
+
+css::uno::Sequence< sal_Int16 > VCLXFont::getCharWidths( sal_Unicode nFirst, sal_Unicode nLast )
+{
+    std::unique_lock aGuard( maMutex );
+
+    css::uno::Sequence<sal_Int16> aSeq;
+    OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+    if ( pOutDev )
+    {
+        vcl::Font aOldFont = pOutDev->GetFont();
+        pOutDev->SetFont( maFont );
+
+        sal_Int16 nCount = nLast-nFirst + 1;
+        aSeq = css::uno::Sequence<sal_Int16>( nCount );
+        for ( sal_uInt16 n = 0; n < nCount; n++ )
+        {
+            aSeq.getArray()[n] = sal::static_int_cast< sal_Int16 >(
+                pOutDev->GetTextWidth(
+                    OUString(static_cast< sal_Unicode >(nFirst+n)) ));
+        }
+
+        pOutDev->SetFont( aOldFont );
+    }
+    return aSeq;
+}
+
+sal_Int32 VCLXFont::getStringWidth( const OUString& str )
+{
+    std::unique_lock aGuard( maMutex );
+
+    sal_Int32 nRet = -1;
+    OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+    if ( pOutDev )
+    {
+        vcl::Font aOldFont = pOutDev->GetFont();
+        pOutDev->SetFont( maFont );
+        nRet = pOutDev->GetTextWidth( str );
+        pOutDev->SetFont( aOldFont );
+    }
+    return nRet;
+}
+
+sal_Int32 VCLXFont::getStringWidthArray( const OUString& str, css::uno::Sequence< sal_Int32 >& rDXArray )
+{
+    std::unique_lock aGuard( maMutex );
+
+    sal_Int32 nRet = -1;
+    OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+    if ( pOutDev )
+    {
+        vcl::Font aOldFont = pOutDev->GetFont();
+        pOutDev->SetFont( maFont );
+        std::vector<sal_Int32> aDXA;
+        nRet = pOutDev->GetTextArray( str, &aDXA );
+        // I don't know if size of aDXA is guaranteed same as length of str, so use arrayToSequence
+        rDXArray = comphelper::arrayToSequence<sal_Int32>(aDXA.data(), str.getLength());
+        pOutDev->SetFont( aOldFont );
+    }
+    return nRet;
+}
+
+void VCLXFont::getKernPairs( css::uno::Sequence< sal_Unicode >& /*rnChars1*/, css::uno::Sequence< sal_Unicode >& /*rnChars2*/, css::uno::Sequence< sal_Int16 >& /*rnKerns*/ )
+{
+    // NOTE: this empty method is just used for keeping the related UNO-API stable
+}
+
+// css::awt::XFont2
+sal_Bool VCLXFont::hasGlyphs( const OUString& aText )
+{
+    std::unique_lock aGuard( maMutex );
+    SolarMutexGuard aSolarGuard;
+
+    OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
+    if ( pOutDev )
+    {
+        if ( pOutDev->HasGlyphs( maFont, aText ) == -1 )
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */