| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_canvas.hxx" |
| |
| #include <canvas/debug.hxx> |
| #include <tools/diagnose_ex.h> |
| #include <canvas/verbosetrace.hxx> |
| |
| #include <basegfx/matrix/b2dhommatrix.hxx> |
| #include <basegfx/numeric/ftools.hxx> |
| |
| #include "null_textlayout.hxx" |
| #include "null_spritecanvas.hxx" |
| |
| |
| using namespace ::com::sun::star; |
| |
| namespace nullcanvas |
| { |
| 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.reset(); |
| } |
| |
| // XTextLayout |
| uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > > SAL_CALL TextLayout::queryTextShapes( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > >(); |
| } |
| |
| uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryInkMeasures( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return uno::Sequence< geometry::RealRectangle2D >(); |
| } |
| |
| uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryMeasures( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return uno::Sequence< geometry::RealRectangle2D >(); |
| } |
| |
| uno::Sequence< double > SAL_CALL TextLayout::queryLogicalAdvancements( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| return maLogicalAdvancements; |
| } |
| |
| void SAL_CALL TextLayout::applyLogicalAdvancements( const uno::Sequence< double >& aAdvancements ) throw (lang::IllegalArgumentException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| if( aAdvancements.getLength() != maText.Length ) |
| { |
| OSL_TRACE( "TextLayout::applyLogicalAdvancements(): mismatching number of advancements" ); |
| throw lang::IllegalArgumentException(); |
| } |
| |
| maLogicalAdvancements = aAdvancements; |
| } |
| |
| geometry::RealRectangle2D SAL_CALL TextLayout::queryTextBounds( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| ENSURE_OR_THROW( mpFont.get(), |
| "TextLayout::queryTextBounds(): invalid font" ); |
| |
| // fake text bounds by either taking the advancement values, |
| // or assuming square glyph boxes (width similar to height) |
| const rendering::FontRequest& rFontRequest( mpFont->getFontRequest() ); |
| const double nFontSize( ::std::max( rFontRequest.CellSize, |
| rFontRequest.ReferenceAdvancement ) ); |
| if( maLogicalAdvancements.getLength() ) |
| { |
| return geometry::RealRectangle2D( 0, -nFontSize/2, |
| maLogicalAdvancements[ maLogicalAdvancements.getLength()-1 ], |
| nFontSize/2 ); |
| } |
| else |
| { |
| return geometry::RealRectangle2D( 0, -nFontSize/2, |
| nFontSize * maText.Length, |
| nFontSize/2 ); |
| } |
| } |
| |
| double SAL_CALL TextLayout::justify( double /*nSize*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return 0.0; |
| } |
| |
| double SAL_CALL TextLayout::combinedJustify( const uno::Sequence< uno::Reference< rendering::XTextLayout > >& /*aNextLayouts*/, |
| double /*nSize*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return 0.0; |
| } |
| |
| rendering::TextHit SAL_CALL TextLayout::getTextHit( const geometry::RealPoint2D& /*aHitPoint*/ ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return rendering::TextHit(); |
| } |
| |
| rendering::Caret SAL_CALL TextLayout::getCaret( sal_Int32 /*nInsertionIndex*/, |
| sal_Bool /*bExcludeLigatures*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return rendering::Caret(); |
| } |
| |
| sal_Int32 SAL_CALL TextLayout::getNextInsertionIndex( sal_Int32 /*nStartIndex*/, |
| sal_Int32 /*nCaretAdvancement*/, |
| sal_Bool /*bExcludeLigatures*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return 0; |
| } |
| |
| uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryVisualHighlighting( sal_Int32 /*nStartIndex*/, |
| sal_Int32 /*nEndIndex*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return uno::Reference< rendering::XPolyPolygon2D >(); |
| } |
| |
| uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryLogicalHighlighting( sal_Int32 /*nStartIndex*/, |
| sal_Int32 /*nEndIndex*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return uno::Reference< rendering::XPolyPolygon2D >(); |
| } |
| |
| double SAL_CALL TextLayout::getBaselineOffset( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| return 0.0; |
| } |
| |
| sal_Int8 SAL_CALL TextLayout::getMainTextDirection( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| return mnTextDirection; |
| } |
| |
| uno::Reference< rendering::XCanvasFont > SAL_CALL TextLayout::getFont( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| return mpFont.getRef(); |
| } |
| |
| rendering::StringContext SAL_CALL TextLayout::getText( ) throw (uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| return maText; |
| } |
| |
| bool TextLayout::draw( const rendering::ViewState& /*rViewState*/, |
| const rendering::RenderState& /*rRenderState*/, |
| const uno::Reference< rendering::XGraphicDevice >& /*xGraphicDevice*/ ) const |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| |
| // TODO |
| |
| return true; |
| } |
| |
| |
| #define SERVICE_NAME "com.sun.star.rendering.TextLayout" |
| #define IMPLEMENTATION_NAME "NullCanvas::TextLayout" |
| |
| ::rtl::OUString SAL_CALL TextLayout::getImplementationName() throw( uno::RuntimeException ) |
| { |
| return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) ); |
| } |
| |
| sal_Bool SAL_CALL TextLayout::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException ) |
| { |
| return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) ); |
| } |
| |
| uno::Sequence< ::rtl::OUString > SAL_CALL TextLayout::getSupportedServiceNames() throw( uno::RuntimeException ) |
| { |
| uno::Sequence< ::rtl::OUString > aRet(1); |
| aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) ); |
| |
| return aRet; |
| } |
| } |
