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Diffstat (limited to 'sdext/source/pdfimport/tree/pdfiprocessor.hxx')
| -rw-r--r-- | sdext/source/pdfimport/tree/pdfiprocessor.hxx | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/tree/pdfiprocessor.hxx b/sdext/source/pdfimport/tree/pdfiprocessor.hxx new file mode 100644 index 000000000000..4b66f4c31d54 --- /dev/null +++ b/sdext/source/pdfimport/tree/pdfiprocessor.hxx @@ -0,0 +1,309 @@ +/* -*- 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. + * + ************************************************************************/ + +#ifndef INCLUDED_PDFI_PROCESSOR_HXX +#define INCLUDED_PDFI_PROCESSOR_HXX + +#include "pdfihelper.hxx" + +#include <com/sun/star/util/XStringMapping.hpp> +#include <com/sun/star/xml/sax/XDocumentHandler.hpp> +#include <com/sun/star/task/XStatusIndicator.hpp> +#include <com/sun/star/rendering/XVolatileBitmap.hpp> +#include <com/sun/star/geometry/RealSize2D.hpp> +#include <com/sun/star/geometry/RealPoint2D.hpp> +#include <com/sun/star/geometry/RealRectangle2D.hpp> +#include <com/sun/star/geometry/Matrix2D.hpp> + +#include <basegfx/polygon/b2dpolypolygon.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/range/b2drange.hxx> + +#include <rtl/ustring.hxx> +#include <rtl/ustrbuf.hxx> + +#include <boost/shared_ptr.hpp> +#include <list> +#include <boost/unordered_map.hpp> + +#include "imagecontainer.hxx" +#include "contentsink.hxx" +#include "treevisitorfactory.hxx" +#include "genericelements.hxx" + +namespace pdfi +{ + + class PDFIProcessor; + struct Element; + struct DocumentElement; + struct PageElement; + class ElementFactory; + class XmlEmitter; + class CharGlyph; + + /** Main entry from the parser + + Creates the internal DOM tree from the render calls + */ + class PDFIProcessor : public ContentSink + { + public: + com::sun::star::uno::Reference< + com::sun::star::uno::XComponentContext > m_xContext; + double fYPrevTextPosition; + double fPrevTextHeight; + double fXPrevTextPosition; + double fPrevTextWidth; + enum DocumentTextDirecion { LrTb, RlTb, TbLr }; + + explicit PDFIProcessor( const com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator >& xStat, + com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > xContext) ; + + /// TEMP - enable writer-like text:p on doc level + void enableToplevelText(); + + void emit( XmlEmitter& rEmitter, + const TreeVisitorFactory& rVisitorFactory ); + + sal_Int32 getGCId( const GraphicsContext& rGC ); + const GraphicsContext& getGraphicsContext( sal_Int32 nGCId ) const; + GraphicsContext& getCurrentContext() { return m_aGCStack.back(); } + const GraphicsContext& getCurrentContext() const { return m_aGCStack.back(); } + + ImageContainer& getImages() { return m_aImages; } + boost::shared_ptr<ElementFactory> getElementFactory() const { return m_pElFactory; } + + const com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator >& getStatusIndicator() const + { return m_xStatusIndicator; } + void setStatusIndicator( const com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator >& xStatus ) + { m_xStatusIndicator = xStatus; } + + const FontAttributes& getFont( sal_Int32 nFontId ) const; + sal_Int32 getFontId( const FontAttributes& rAttr ) const; + + void sortElements( Element* pElement, bool bDeep = false ); + void sortDocument( bool bDeep = false ); + + rtl::OUString mirrorString( const rtl::OUString& i_rInString ); + + private: + void prepareMirrorMap(); + void processGlyphLine(); + void processGlyph( double fPreAvarageSpaceValue, + CharGlyph& rGlyph, + ParagraphElement* pPara, + FrameElement* pFrame, + bool bIsWhiteSpaceInLine ); + + void drawGlyphLine( const rtl::OUString& rGlyphs, + const ::com::sun::star::geometry::RealRectangle2D& rRect, + const ::com::sun::star::geometry::Matrix2D& rFontMatrix ); + + void drawCharGlyphs( rtl::OUString& rGlyphs, + ::com::sun::star::geometry::RealRectangle2D& rRect, + ::com::sun::star::geometry::Matrix2D& rFontMatrix, + GraphicsContext aGC, + Element* pCurElement, + ParagraphElement* pPara, + FrameElement* pFrame, + bool bSpaceFlag ); + + GraphicsContext& getTransformGlyphContext( CharGlyph& rGlyph ); + + // ContentSink interface implementation + + virtual void setPageNum( sal_Int32 nNumPages ); + virtual void startPage( const ::com::sun::star::geometry::RealSize2D& rSize ); + virtual void endPage(); + + virtual void hyperLink( const ::com::sun::star::geometry::RealRectangle2D& rBounds, + const ::rtl::OUString& rURI ); + virtual void pushState(); + virtual void popState(); + virtual void setFlatness( double ); + virtual void setTransformation( const ::com::sun::star::geometry::AffineMatrix2D& rMatrix ); + virtual void setLineDash( const ::com::sun::star::uno::Sequence<double>& dashes, + double start ); + virtual void setLineJoin(sal_Int8); + virtual void setLineCap(sal_Int8); + virtual void setMiterLimit(double); + virtual void setLineWidth(double); + virtual void setFillColor( const ::com::sun::star::rendering::ARGBColor& rColor ); + virtual void setStrokeColor( const ::com::sun::star::rendering::ARGBColor& rColor ); + virtual void setBlendMode(sal_Int8); + virtual void setFont( const FontAttributes& rFont ); + virtual void setTextRenderMode( sal_Int32 ); + + virtual void strokePath( const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& rPath ); + virtual void fillPath( const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& rPath ); + virtual void eoFillPath( const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& rPath ); + + virtual void intersectClip(const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& rPath); + virtual void intersectEoClip(const ::com::sun::star::uno::Reference< + ::com::sun::star::rendering::XPolyPolygon2D >& rPath); + + virtual void drawGlyphs( const rtl::OUString& rGlyphs, + const ::com::sun::star::geometry::RealRectangle2D& rRect, + const ::com::sun::star::geometry::Matrix2D& rFontMatrix ); + virtual void endText(); + + virtual void drawMask(const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xBitmap, + bool bInvert ); + /// Given image must already be color-mapped and normalized to sRGB. + virtual void drawImage(const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xBitmap ); + /** Given image must already be color-mapped and normalized to sRGB. + + maskColors must contain two sequences of color components + */ + virtual void drawColorMaskedImage(const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xBitmap, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::uno::Any>& xMaskColors ); + virtual void drawMaskedImage(const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xBitmap, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xMask, + bool bInvertMask); + virtual void drawAlphaMaskedImage(const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xImage, + const ::com::sun::star::uno::Sequence< + ::com::sun::star::beans::PropertyValue>& xMask); + + /// nElements == -1 means fill in number of pages + void startIndicator( const rtl::OUString& rText, sal_Int32 nElements = -1 ); + void endIndicator(); + + void setupImage(ImageId nImage); + + typedef boost::unordered_map<sal_Int32,FontAttributes> IdToFontMap; + typedef boost::unordered_map<FontAttributes,sal_Int32,FontAttrHash> FontToIdMap; + + typedef boost::unordered_map<sal_Int32,GraphicsContext> IdToGCMap; + typedef boost::unordered_map<GraphicsContext,sal_Int32,GraphicsContextHash> GCToIdMap; + + typedef std::vector<GraphicsContext> GraphicsContextStack; + + ::basegfx::B2DRange& calcTransformedRectBounds( ::basegfx::B2DRange& outRect, + const ::basegfx::B2DRange& inRect, + const ::basegfx::B2DHomMatrix& transformation ); + std::vector<CharGlyph> m_GlyphsList; + + boost::shared_ptr<ElementFactory> m_pElFactory; + boost::shared_ptr<DocumentElement> m_pDocument; + PageElement* m_pCurPage; + Element* m_pCurElement; + sal_Int32 m_nNextFontId; + IdToFontMap m_aIdToFont; + FontToIdMap m_aFontToId; + + GraphicsContextStack m_aGCStack; + GraphicsContext m_prev_aGC; + sal_Int32 m_nNextGCId; + IdToGCMap m_aIdToGC; + GCToIdMap m_aGCToId; + + ImageContainer m_aImages; + + DocumentTextDirecion m_eTextDirection; + + sal_Int32 m_nPages; + sal_Int32 m_nNextZOrder; + double m_fWordSpace; + bool m_bIsWhiteSpaceInLine; + com::sun::star::uno::Reference< + com::sun::star::task::XStatusIndicator > + m_xStatusIndicator; + + bool m_bHaveTextOnDocLevel; + std::vector< sal_Unicode > m_aMirrorMap; + com::sun::star::uno::Reference< + com::sun::star::util::XStringMapping > + m_xMirrorMapper; + bool m_bMirrorMapperTried; + }; + class CharGlyph + { + public: + CharGlyph(){}; + virtual ~CharGlyph(){}; + rtl::OUString& getGlyph(){ return m_rGlyphs; } + com::sun::star::geometry::RealRectangle2D& getRect(){ return m_rRect; } + com::sun::star::geometry::Matrix2D& getFontMatrix(){ return m_rFontMatrix; } + GraphicsContext& getGC(){ return m_rCurrentContext; } + Element* getCurElement(){ return m_pCurElement; } + + void setGlyph (const rtl::OUString& rGlyphs ){ m_rGlyphs=rGlyphs; } + void setRect (const ::com::sun::star::geometry::RealRectangle2D& rRect ){ m_rRect=rRect; } + void setFontMatrix (const ::com::sun::star::geometry::Matrix2D& rFontMatrix ){ m_rFontMatrix= rFontMatrix; } + void setGraphicsContext (GraphicsContext& rCurrentContext ){ m_rCurrentContext= rCurrentContext; } + void setCurElement( Element* pCurElement ){ m_pCurElement= pCurElement; } + + double getYPrevGlyphPosition() const { return m_fYPrevGlyphPosition; } + double getXPrevGlyphPosition() const { return m_fXPrevGlyphPosition; } + double getPrevGlyphHeight() const { return m_fPrevGlyphHeight; } + double getPrevGlyphWidth () const { return m_fPrevGlyphWidth; } + double getPrevGlyphsSpace() const + { + if( (m_rRect.X1-m_fXPrevGlyphPosition)<0 ) + return 0; + else + return m_rRect.X1-m_fXPrevGlyphPosition; + } + + void setYPrevGlyphPosition( double fYPrevTextPosition ){ m_fYPrevGlyphPosition= fYPrevTextPosition; } + void setXPrevGlyphPosition( double fXPrevTextPosition ){ m_fXPrevGlyphPosition= fXPrevTextPosition; } + void setPrevGlyphHeight ( double fPrevTextHeight ){ m_fPrevGlyphHeight= fPrevTextHeight; } + void setPrevGlyphWidth ( double fPrevTextWidth ){ m_fPrevGlyphWidth= fPrevTextWidth; } + + private: + + double m_fYPrevGlyphPosition ; + double m_fXPrevGlyphPosition ; + double m_fPrevGlyphHeight ; + double m_fPrevGlyphWidth ; + Element* m_pCurElement ; + GraphicsContext m_rCurrentContext ; + com::sun::star::geometry::Matrix2D m_rFontMatrix ; + com::sun::star::geometry::RealRectangle2D m_rRect ; + rtl::OUString m_rGlyphs ; + }; +} + +#define USTR(x) rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( x ) ) + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |