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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 <sal/config.h>
#include <sal/log.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <cppuhelper/supportsservice.hxx>
#include "dx_bitmap.hxx"
#include "dx_spritecanvas.hxx"
#include "dx_textlayout.hxx"
#include "dx_textlayout_drawhelper.hxx"
using namespace ::com::sun::star;
namespace dxcanvas
{
TextLayout::TextLayout( const rendering::StringContext& aText,
sal_Int8 nDirection,
sal_Int64 /*nRandomSeed*/,
const CanvasFont::ImplRef& rFont ) :
TextLayout_Base( m_aMutex ),
maText( aText ),
maLogicalAdvancements(),
mpFont( rFont ),
mnTextDirection( nDirection )
{
}
TextLayout::~TextLayout()
{
}
void SAL_CALL TextLayout::disposing()
{
mpFont.clear();
}
// XTextLayout
uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > > SAL_CALL TextLayout::queryTextShapes( )
{
// TODO
return uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > >();
}
uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryInkMeasures( )
{
// TODO
return uno::Sequence< geometry::RealRectangle2D >();
}
uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryMeasures( )
{
// TODO
return uno::Sequence< geometry::RealRectangle2D >();
}
uno::Sequence< double > SAL_CALL TextLayout::queryLogicalAdvancements( )
{
::osl::MutexGuard aGuard( m_aMutex );
return maLogicalAdvancements;
}
void SAL_CALL TextLayout::applyLogicalAdvancements( const uno::Sequence< double >& aAdvancements )
{
::osl::MutexGuard aGuard( m_aMutex );
if( aAdvancements.getLength() != maText.Length )
{
SAL_WARN("canvas.directx", "TextLayout::applyLogicalAdvancements(): mismatching number of advancements" );
throw lang::IllegalArgumentException();
}
maLogicalAdvancements = aAdvancements;
}
geometry::RealRectangle2D SAL_CALL TextLayout::queryTextBounds( )
{
::osl::MutexGuard aGuard( m_aMutex );
uno::Reference< rendering::XGraphicDevice > xGraphicDevice;
::dxcanvas::TextLayoutDrawHelper aDrawHelper(xGraphicDevice);
// render text
const geometry::RealRectangle2D aBounds(
aDrawHelper.queryTextBounds(
maText,
maLogicalAdvancements,
mpFont,
mpFont->getFontMatrix()));
return aBounds;
}
double SAL_CALL TextLayout::justify( double /*nSize*/ )
{
// TODO
return 0.0;
}
double SAL_CALL TextLayout::combinedJustify( const uno::Sequence< uno::Reference< rendering::XTextLayout > >& /*aNextLayouts*/,
double /*nSize*/ )
{
// TODO
return 0.0;
}
rendering::TextHit SAL_CALL TextLayout::getTextHit( const geometry::RealPoint2D& /*aHitPoint*/ )
{
// TODO
return rendering::TextHit();
}
rendering::Caret SAL_CALL TextLayout::getCaret( sal_Int32 /*nInsertionIndex*/,
sal_Bool /*bExcludeLigatures*/ )
{
// TODO
return rendering::Caret();
}
sal_Int32 SAL_CALL TextLayout::getNextInsertionIndex( sal_Int32 /*nStartIndex*/,
sal_Int32 /*nCaretAdvancement*/,
sal_Bool /*bExcludeLigatures*/ )
{
// TODO
return 0;
}
uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryVisualHighlighting( sal_Int32 /*nStartIndex*/,
sal_Int32 /*nEndIndex*/ )
{
// TODO
return uno::Reference< rendering::XPolyPolygon2D >();
}
uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryLogicalHighlighting( sal_Int32 /*nStartIndex*/,
sal_Int32 /*nEndIndex*/ )
{
// TODO
return uno::Reference< rendering::XPolyPolygon2D >();
}
double SAL_CALL TextLayout::getBaselineOffset( )
{
// TODO
return 0.0;
}
sal_Int8 SAL_CALL TextLayout::getMainTextDirection( )
{
::osl::MutexGuard aGuard( m_aMutex );
return mnTextDirection;
}
uno::Reference< rendering::XCanvasFont > SAL_CALL TextLayout::getFont( )
{
::osl::MutexGuard aGuard( m_aMutex );
return mpFont;
}
rendering::StringContext SAL_CALL TextLayout::getText( )
{
::osl::MutexGuard aGuard( m_aMutex );
return maText;
}
bool TextLayout::draw( const GraphicsSharedPtr& rGraphics,
const rendering::ViewState& rViewState,
const rendering::RenderState& rRenderState,
const ::basegfx::B2ISize& rOutputOffset,
const uno::Reference< rendering::XGraphicDevice >& xGraphicDevice,
bool bAlphaSurface ) const
{
::osl::MutexGuard aGuard( m_aMutex );
::dxcanvas::TextLayoutDrawHelper aDrawHelper(xGraphicDevice);
// render text
aDrawHelper.drawText(
rGraphics,
rViewState,
rRenderState,
rOutputOffset,
maText,
maLogicalAdvancements,
mpFont,
mpFont->getFontMatrix(),
bAlphaSurface,
mnTextDirection != 0);
return true;
}
OUString SAL_CALL TextLayout::getImplementationName()
{
return "DXCanvas::TextLayout";
}
sal_Bool SAL_CALL TextLayout::supportsService( const OUString& ServiceName )
{
return cppu::supportsService( this, ServiceName );
}
uno::Sequence< OUString > SAL_CALL TextLayout::getSupportedServiceNames()
{
return { "com.sun.star.rendering.TextLayout" };
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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