| /************************************************************** |
| * |
| * 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 <ctype.h> // don't ask. msdev breaks otherwise... |
| #include <canvas/debug.hxx> |
| #include <canvas/verbosetrace.hxx> |
| |
| #include <basegfx/matrix/b2dhommatrix.hxx> |
| #include <basegfx/numeric/ftools.hxx> |
| #include "dx_bitmap.hxx" |
| #include "dx_textlayout.hxx" |
| #include "dx_spritecanvas.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.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 ); |
| |
| uno::Reference< rendering::XGraphicDevice > xGraphicDevice; |
| ::dxcanvas::TextLayoutDrawHelper aDrawHelper(xGraphicDevice); |
| |
| // render text |
| const geometry::RealRectangle2D aBounds( |
| aDrawHelper.queryTextBounds( |
| maText, |
| maLogicalAdvancements, |
| mpFont.getRef(), |
| mpFont->getFontMatrix(), |
| mnTextDirection )); |
| |
| return aBounds; |
| } |
| |
| 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; |
| } |
| |
| namespace |
| { |
| // TODO(P2): Check whether this gets inlined. If not, make functor |
| // out of it |
| inline Gdiplus::PointF gdiPlusPointFromDx( const double& dx ) |
| { |
| return Gdiplus::PointF( static_cast<Gdiplus::REAL>(dx), |
| 0.0f ); |
| } |
| } |
| |
| 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.getRef(), |
| mpFont->getFontMatrix(), |
| bAlphaSurface, |
| mnTextDirection ); |
| |
| return true; |
| } |
| |
| |
| #define SERVICE_NAME "com.sun.star.rendering.TextLayout" |
| #define IMPLEMENTATION_NAME "DXCanvas::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; |
| } |
| } |
