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Diffstat (limited to 'cppcanvas/source/mtfrenderer/bitmapaction.cxx')
| -rw-r--r-- | cppcanvas/source/mtfrenderer/bitmapaction.cxx | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/cppcanvas/source/mtfrenderer/bitmapaction.cxx b/cppcanvas/source/mtfrenderer/bitmapaction.cxx new file mode 100644 index 000000000000..fd0bb268b6f5 --- /dev/null +++ b/cppcanvas/source/mtfrenderer/bitmapaction.cxx @@ -0,0 +1,238 @@ +/************************************************************************* + * + * 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 <rtl/logfile.hxx> +#include <com/sun/star/rendering/XBitmap.hpp> +#include <com/sun/star/rendering/RepaintResult.hpp> +#include <com/sun/star/rendering/XCachedPrimitive.hpp> +#include <vcl/bitmapex.hxx> +#include <tools/gen.hxx> +#include <vcl/canvastools.hxx> +#include <canvas/canvastools.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/vector/b2dsize.hxx> +#include <basegfx/point/b2dpoint.hxx> +#include <basegfx/range/b2drange.hxx> +#include <basegfx/tools/canvastools.hxx> +#include <boost/utility.hpp> +#include "cachedprimitivebase.hxx" +#include "bitmapaction.hxx" +#include "outdevstate.hxx" +#include "mtftools.hxx" +#include <basegfx/matrix/b2dhommatrixtools.hxx> + + +using namespace ::com::sun::star; + +namespace cppcanvas +{ + namespace internal + { + namespace + { + + class BitmapAction : public CachedPrimitiveBase + { + public: + BitmapAction( const ::BitmapEx&, + const ::basegfx::B2DPoint& rDstPoint, + const CanvasSharedPtr&, + const OutDevState& ); + BitmapAction( const ::BitmapEx&, + const ::basegfx::B2DPoint& rDstPoint, + const ::basegfx::B2DVector& rDstSize, + const CanvasSharedPtr&, + const OutDevState& ); + + virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation, + const Subset& rSubset ) const; + + virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const; + virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation, + const Subset& rSubset ) const; + + virtual sal_Int32 getActionCount() const; + + private: + using Action::render; + virtual bool render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive, + const ::basegfx::B2DHomMatrix& rTransformation ) const; + + uno::Reference< rendering::XBitmap > mxBitmap; + CanvasSharedPtr mpCanvas; + rendering::RenderState maState; + }; + + + BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx, + const ::basegfx::B2DPoint& rDstPoint, + const CanvasSharedPtr& rCanvas, + const OutDevState& rState ) : + CachedPrimitiveBase( rCanvas, true ), + mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(), + rBmpEx ) ), + mpCanvas( rCanvas ), + maState() + { + tools::initRenderState(maState,rState); + + // Setup transformation such that the next render call is + // moved rPoint away. + const basegfx::B2DHomMatrix aLocalTransformation(basegfx::tools::createTranslateB2DHomMatrix(rDstPoint)); + ::canvas::tools::appendToRenderState( maState, + aLocalTransformation ); + + // correct clip (which is relative to original transform) + tools::modifyClip( maState, + rState, + rCanvas, + rDstPoint, + NULL, + NULL ); + } + + BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx, + const ::basegfx::B2DPoint& rDstPoint, + const ::basegfx::B2DVector& rDstSize, + const CanvasSharedPtr& rCanvas, + const OutDevState& rState ) : + CachedPrimitiveBase( rCanvas, true ), + mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(), + rBmpEx ) ), + mpCanvas( rCanvas ), + maState() + { + tools::initRenderState(maState,rState); + + // Setup transformation such that the next render call is + // moved rPoint away, and scaled according to the ratio + // given by src and dst size. + const ::Size aBmpSize( rBmpEx.GetSizePixel() ); + + const ::basegfx::B2DVector aScale( rDstSize.getX() / aBmpSize.Width(), + rDstSize.getY() / aBmpSize.Height() ); + const basegfx::B2DHomMatrix aLocalTransformation(basegfx::tools::createScaleTranslateB2DHomMatrix( + aScale, rDstPoint)); + ::canvas::tools::appendToRenderState( maState, aLocalTransformation ); + + // correct clip (which is relative to original transform) + tools::modifyClip( maState, + rState, + rCanvas, + rDstPoint, + &aScale, + NULL ); + } + + bool BitmapAction::render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive, + const ::basegfx::B2DHomMatrix& rTransformation ) const + { + RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::BitmapAction::render()" ); + RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::BitmapAction: 0x%X", this ); + + rendering::RenderState aLocalState( maState ); + ::canvas::tools::prependToRenderState(aLocalState, rTransformation); + + rCachedPrimitive = mpCanvas->getUNOCanvas()->drawBitmap( mxBitmap, + mpCanvas->getViewState(), + aLocalState ); + + return true; + } + + bool BitmapAction::render( const ::basegfx::B2DHomMatrix& rTransformation, + const Subset& rSubset ) const + { + // bitmap only contains a single action, fail if subset + // requests different range + if( rSubset.mnSubsetBegin != 0 || + rSubset.mnSubsetEnd != 1 ) + return false; + + return CachedPrimitiveBase::render( rTransformation ); + } + + ::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const + { + rendering::RenderState aLocalState( maState ); + ::canvas::tools::prependToRenderState(aLocalState, rTransformation); + + const geometry::IntegerSize2D aSize( mxBitmap->getSize() ); + + return tools::calcDevicePixelBounds( ::basegfx::B2DRange( 0,0, + aSize.Width, + aSize.Height ), + mpCanvas->getViewState(), + aLocalState ); + } + + ::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation, + const Subset& rSubset ) const + { + // bitmap only contains a single action, empty bounds + // if subset requests different range + if( rSubset.mnSubsetBegin != 0 || + rSubset.mnSubsetEnd != 1 ) + return ::basegfx::B2DRange(); + + return getBounds( rTransformation ); + } + + sal_Int32 BitmapAction::getActionCount() const + { + return 1; + } + } + + ActionSharedPtr BitmapActionFactory::createBitmapAction( const ::BitmapEx& rBmpEx, + const ::basegfx::B2DPoint& rDstPoint, + const CanvasSharedPtr& rCanvas, + const OutDevState& rState ) + { + return ActionSharedPtr( new BitmapAction(rBmpEx, + rDstPoint, + rCanvas, + rState ) ); + } + + ActionSharedPtr BitmapActionFactory::createBitmapAction( const ::BitmapEx& rBmpEx, + const ::basegfx::B2DPoint& rDstPoint, + const ::basegfx::B2DVector& rDstSize, + const CanvasSharedPtr& rCanvas, + const OutDevState& rState ) + { + return ActionSharedPtr( new BitmapAction(rBmpEx, + rDstPoint, + rDstSize, + rCanvas, + rState ) ); + } + } +} |