/************************************************************************* * * OpenOffice.org - a multi-platform office productivity suite * * $RCSfile: bitmapaction.cxx,v $ * * $Revision: 1.7 $ * * last change: $Author: rt $ $Date: 2005-09-08 08:17:43 $ * * The Contents of this file are made available subject to * the terms of GNU Lesser General Public License Version 2.1. * * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2005 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * ************************************************************************/ #include #include #ifndef _RTL_LOGFILE_HXX_ #include #endif #ifndef _COM_SUN_STAR_RENDERING_XBITMAP_HPP__ #include #endif #ifndef _COM_SUN_STAR_RENDERING_REPAINTRESULT_HPP_ #include #endif #ifndef _COM_SUN_STAR_RENDERING_XCACHEDPRIMITIVE_HPP_ #include #endif #ifndef _SV_BITMAPEX_HXX #include #endif #ifndef _SV_GEN_HXX #include #endif #ifndef _VCL_CANVASTOOLS_HXX #include #endif #ifndef _CANVAS_CANVASTOOLS_HXX #include #endif #ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX #include #endif #ifndef _BGFX_VECTOR_B2DSIZE_HXX #include #endif #ifndef _BGFX_RANGE_B2DRANGE_HXX #include #endif #ifndef _BGFX_TOOLS_CANVASTOOLS_HXX #include #endif #include #include using namespace ::com::sun::star; namespace cppcanvas { namespace internal { namespace { class BitmapAction : public Action, private ::boost::noncopyable { public: BitmapAction( const ::BitmapEx&, const ::Point& rDstPoint, const CanvasSharedPtr&, const OutDevState& ); BitmapAction( const ::BitmapEx&, const ::Point& rDstPoint, const ::Size& rDstSize, const CanvasSharedPtr&, const OutDevState& ); virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const; 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: uno::Reference< rendering::XBitmap > mxBitmap; mutable uno::Reference< rendering::XCachedPrimitive > mxCachedBitmap; mutable ::basegfx::B2DHomMatrix maLastTransformation; CanvasSharedPtr mpCanvas; rendering::RenderState maState; }; BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx, const ::Point& rDstPoint, const CanvasSharedPtr& rCanvas, const OutDevState& rState ) : mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(), rBmpEx ) ), mxCachedBitmap(), maLastTransformation(), mpCanvas( rCanvas ), maState() { tools::initRenderState(maState,rState); // Setup transformation such that the next render call is // moved rPoint away. ::basegfx::B2DHomMatrix aLocalTransformation; aLocalTransformation.translate( rDstPoint.X(), rDstPoint.Y() ); ::canvas::tools::appendToRenderState( maState, aLocalTransformation ); // correct clip (which is relative to original transform) tools::modifyClip( maState, rState, rCanvas, rDstPoint, NULL ); } BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx, const ::Point& rDstPoint, const ::Size& rDstSize, const CanvasSharedPtr& rCanvas, const OutDevState& rState ) : mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(), rBmpEx ) ), mxCachedBitmap(), maLastTransformation(), 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() ); ::basegfx::B2DHomMatrix aLocalTransformation; const ::basegfx::B2DSize aScale( static_cast(rDstSize.Width()) / aBmpSize.Width(), static_cast(rDstSize.Height()) / aBmpSize.Height() ); aLocalTransformation.scale( aScale.getX(), aScale.getY() ); aLocalTransformation.translate( rDstPoint.X(), rDstPoint.Y() ); ::canvas::tools::appendToRenderState( maState, aLocalTransformation ); // correct clip (which is relative to original transform) tools::modifyClip( maState, rState, rCanvas, rDstPoint, &aScale ); } bool BitmapAction::render( 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); const rendering::ViewState& rViewState( mpCanvas->getViewState() ); // can we use the cached bitmap? if( mxCachedBitmap.is() && maLastTransformation == rTransformation ) { if( mxCachedBitmap->redraw( rViewState ) == rendering::RepaintResult::REDRAWN ) { // cached repaint succeeded, done. return true; } } maLastTransformation = rTransformation; mxCachedBitmap = mpCanvas->getUNOCanvas()->drawBitmap( mxBitmap, rViewState, 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 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 ::Point& rDstPoint, const CanvasSharedPtr& rCanvas, const OutDevState& rState ) { return ActionSharedPtr( new BitmapAction(rBmpEx, rDstPoint, rCanvas, rState ) ); } ActionSharedPtr BitmapActionFactory::createBitmapAction( const ::BitmapEx& rBmpEx, const ::Point& rDstPoint, const ::Size& rDstSize, const CanvasSharedPtr& rCanvas, const OutDevState& rState ) { return ActionSharedPtr( new BitmapAction(rBmpEx, rDstPoint, rDstSize, rCanvas, rState ) ); } } }