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Diffstat (limited to 'cppcanvas/source/tools/canvasgraphichelper.cxx')
-rw-r--r-- | cppcanvas/source/tools/canvasgraphichelper.cxx | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/cppcanvas/source/tools/canvasgraphichelper.cxx b/cppcanvas/source/tools/canvasgraphichelper.cxx new file mode 100644 index 000000000000..4888960c0d96 --- /dev/null +++ b/cppcanvas/source/tools/canvasgraphichelper.cxx @@ -0,0 +1,154 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_cppcanvas.hxx" + +#include <canvasgraphichelper.hxx> + +#include <com/sun/star/rendering/XGraphicDevice.hpp> +#include <com/sun/star/rendering/XCanvas.hpp> +#include <com/sun/star/rendering/XPolyPolygon2D.hpp> + +#include <canvas/canvastools.hxx> +#include <basegfx/tools/canvastools.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> + +#include <cppcanvas/polypolygon.hxx> +#include "tools.hxx" + + +using namespace ::com::sun::star; + +/* Implementation of CanvasGraphicHelper class */ + +namespace cppcanvas +{ + + namespace internal + { + CanvasGraphicHelper::CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas ) : + maClipPolyPolygon(), + mpCanvas( rParentCanvas ), + mxGraphicDevice() + { + OSL_ENSURE( mpCanvas.get() != NULL && + mpCanvas->getUNOCanvas().is(), + "CanvasGraphicHelper::CanvasGraphicHelper: no valid canvas" ); + + if( mpCanvas.get() != NULL && + mpCanvas->getUNOCanvas().is() ) + { + mxGraphicDevice = mpCanvas->getUNOCanvas()->getDevice(); + } + + ::canvas::tools::initRenderState( maRenderState ); + } + + void CanvasGraphicHelper::setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) + { + ::canvas::tools::setRenderStateTransform( maRenderState, rMatrix ); + } + + ::basegfx::B2DHomMatrix CanvasGraphicHelper::getTransformation() const + { + ::basegfx::B2DHomMatrix aMatrix; + return ::canvas::tools::getRenderStateTransform( aMatrix, + maRenderState ); + } + + void CanvasGraphicHelper::setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) + { + // TODO(T3): not thread-safe. B2DPolyPolygon employs copy-on-write + maClipPolyPolygon.reset( rClipPoly ); + maRenderState.Clip.clear(); + } + + void CanvasGraphicHelper::setClip() + { + maClipPolyPolygon.reset(); + maRenderState.Clip.clear(); + } + + ::basegfx::B2DPolyPolygon const* CanvasGraphicHelper::getClip() const + { + return !maClipPolyPolygon ? NULL : &(*maClipPolyPolygon); + } + + const rendering::RenderState& CanvasGraphicHelper::getRenderState() const + { + if( maClipPolyPolygon && !maRenderState.Clip.is() ) + { + uno::Reference< rendering::XCanvas > xCanvas( mpCanvas->getUNOCanvas() ); + if( !xCanvas.is() ) + return maRenderState; + + maRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( + xCanvas->getDevice(), + *maClipPolyPolygon ); + } + + return maRenderState; + } + + void CanvasGraphicHelper::setRGBAColor( Color::IntSRGBA aColor ) + { + maRenderState.DeviceColor = tools::intSRGBAToDoubleSequence( mxGraphicDevice, + aColor ); + } + + Color::IntSRGBA CanvasGraphicHelper::getRGBAColor() const + { + return tools::doubleSequenceToIntSRGBA( mxGraphicDevice, + maRenderState.DeviceColor ); + } + + void CanvasGraphicHelper::setCompositeOp( CompositeOp aOp ) + { + maRenderState.CompositeOperation = (sal_Int8)aOp; + } + + CanvasGraphic::CompositeOp CanvasGraphicHelper::getCompositeOp() const + { + return static_cast<CompositeOp>(maRenderState.CompositeOperation); + } + + CanvasSharedPtr CanvasGraphicHelper::getCanvas() const + { + return mpCanvas; + } + + uno::Reference< rendering::XGraphicDevice > CanvasGraphicHelper::getGraphicDevice() const + { + return mxGraphicDevice; + } + + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |