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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 <string.h>
#include <toolkit/awt/vclxfont.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <toolkit/helper/macros.hxx>
#include <cppuhelper/typeprovider.hxx>
#include <rtl/uuid.h>
#include <rtl/ustring.h>
#include <vcl/outdev.hxx>
// class VCLXFont
VCLXFont::VCLXFont()
{
mpFontMetric = NULL;
}
VCLXFont::~VCLXFont()
{
delete mpFontMetric;
}
void VCLXFont::Init( ::com::sun::star::awt::XDevice& rxDev, const vcl::Font& rFont )
{
mxDevice = &rxDev;
delete mpFontMetric;
mpFontMetric = NULL;
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 = new FontMetric( pOutDev->GetFontMetric() );
pOutDev->SetFont( aOldFont );
}
}
return mpFontMetric ? sal_True : sal_False;
}
// ::com::sun::star::uno::XInterface
::com::sun::star::uno::Any VCLXFont::queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::com::sun::star::uno::Any aRet = ::cppu::queryInterface( rType,
(static_cast< ::com::sun::star::awt::XFont* >(this)),
(static_cast< ::com::sun::star::awt::XFont2* >(this)),
(static_cast< ::com::sun::star::lang::XUnoTunnel* >(this)),
(static_cast< ::com::sun::star::lang::XTypeProvider* >(this)) );
return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
}
// ::com::sun::star::lang::XUnoTunnel
IMPL_XUNOTUNNEL( VCLXFont )
// ::com::sun::star::lang::XTypeProvider
IMPL_XTYPEPROVIDER_START( VCLXFont )
cppu::UnoType<com::sun::star::awt::XFont2>::get()
IMPL_XTYPEPROVIDER_END
::com::sun::star::awt::FontDescriptor VCLXFont::getFontDescriptor( ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
return VCLUnoHelper::CreateFontDescriptor( maFont );
}
::com::sun::star::awt::SimpleFontMetric VCLXFont::getFontMetric( ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
::com::sun::star::awt::SimpleFontMetric aFM;
if ( ImplAssertValidFontMetric() )
aFM = VCLUnoHelper::CreateFontMetric( *mpFontMetric );
return aFM;
}
sal_Int16 VCLXFont::getCharWidth( sal_Unicode c ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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;
}
::com::sun::star::uno::Sequence< sal_Int16 > VCLXFont::getCharWidths( sal_Unicode nFirst, sal_Unicode nLast ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
::com::sun::star::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 = ::com::sun::star::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 ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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, ::com::sun::star::uno::Sequence< sal_Int32 >& rDXArray ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
sal_Int32 nRet = -1;
OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
if ( pOutDev )
{
vcl::Font aOldFont = pOutDev->GetFont();
pOutDev->SetFont( maFont );
long* pDXA = (long*)alloca(str.getLength() * sizeof(long));
nRet = pOutDev->GetTextArray( str, pDXA );
rDXArray = ::com::sun::star::uno::Sequence<sal_Int32>( str.getLength() );
for(int i = 0; i < str.getLength(); i++)
{
rDXArray[i] = pDXA[i];
}
pOutDev->SetFont( aOldFont );
}
return nRet;
}
void VCLXFont::getKernPairs( ::com::sun::star::uno::Sequence< sal_Unicode >& /*rnChars1*/, ::com::sun::star::uno::Sequence< sal_Unicode >& /*rnChars2*/, ::com::sun::star::uno::Sequence< sal_Int16 >& /*rnKerns*/ ) throw(::com::sun::star::uno::RuntimeException, std::exception)
{
// NOTE: this empty method is just used for keeping the related UNO-API stable
}
// ::com::sun::star::awt::XFont2
sal_Bool VCLXFont::hasGlyphs( const OUString& aText )
throw(::com::sun::star::uno::RuntimeException, std::exception)
{
::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
if ( pOutDev )
{
OUString aStr( aText );
if ( pOutDev->HasGlyphs( maFont, aStr ) == -1 )
{
return sal_True;
}
}
return sal_False;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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