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Diffstat (limited to 'canvas/source/directx/dx_textlayout.cxx')
| -rw-r--r-- | canvas/source/directx/dx_textlayout.cxx | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/canvas/source/directx/dx_textlayout.cxx b/canvas/source/directx/dx_textlayout.cxx new file mode 100644 index 000000000..5e69f70df --- /dev/null +++ b/canvas/source/directx/dx_textlayout.cxx @@ -0,0 +1,232 @@ +/* -*- 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.get(), + 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.get(); + } + + 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.get(), + 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: */ |