diff options
Diffstat (limited to 'sdext/source/pdfimport/inc/pdfiprocessor.hxx')
| -rw-r--r-- | sdext/source/pdfimport/inc/pdfiprocessor.hxx | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/inc/pdfiprocessor.hxx b/sdext/source/pdfimport/inc/pdfiprocessor.hxx new file mode 100644 index 000000000..3305f0bf7 --- /dev/null +++ b/sdext/source/pdfimport/inc/pdfiprocessor.hxx @@ -0,0 +1,211 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#ifndef INCLUDED_SDEXT_SOURCE_PDFIMPORT_INC_PDFIPROCESSOR_HXX +#define INCLUDED_SDEXT_SOURCE_PDFIMPORT_INC_PDFIPROCESSOR_HXX + +#include <com/sun/star/task/XStatusIndicator.hpp> +#include <com/sun/star/geometry/RealSize2D.hpp> +#include <com/sun/star/geometry/RealRectangle2D.hpp> +#include <com/sun/star/geometry/Matrix2D.hpp> + +#include <basegfx/matrix/b2dhommatrix.hxx> + +#include <rtl/ustring.hxx> + +#include <memory> +#include <unordered_map> + +#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: + css::uno::Reference< + css::uno::XComponentContext > m_xContext; + basegfx::B2DHomMatrix prevTextMatrix; + double prevCharWidth; + + explicit PDFIProcessor( const css::uno::Reference< css::task::XStatusIndicator >& xStat, + css::uno::Reference< css::uno::XComponentContext > const & xContext) ; + + 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(); } + + const css::uno::Reference< css::task::XStatusIndicator >& getStatusIndicator() const + { return m_xStatusIndicator; } + + const FontAttributes& getFont( sal_Int32 nFontId ) const; + sal_Int32 getFontId( const FontAttributes& rAttr ) const; + + static void sortElements( Element* pElement ); + + static OUString mirrorString( const OUString& i_rInString ); + + private: + void processGlyphLine(); + + // ContentSink interface implementation + + virtual void setPageNum( sal_Int32 nNumPages ) override; + virtual void startPage( const css::geometry::RealSize2D& rSize ) override; + virtual void endPage() override; + + virtual void hyperLink( const css::geometry::RealRectangle2D& rBounds, + const OUString& rURI ) override; + virtual void pushState() override; + virtual void popState() override; + virtual void setFlatness( double ) override; + virtual void setTransformation( const css::geometry::AffineMatrix2D& rMatrix ) override; + virtual void setLineDash( const css::uno::Sequence<double>& dashes, + double start ) override; + virtual void setLineJoin(sal_Int8) override; + virtual void setLineCap(sal_Int8) override; + virtual void setMiterLimit(double) override; + virtual void setLineWidth(double) override; + virtual void setFillColor( const css::rendering::ARGBColor& rColor ) override; + virtual void setStrokeColor( const css::rendering::ARGBColor& rColor ) override; + virtual void setFont( const FontAttributes& rFont ) override; + virtual void setTextRenderMode( sal_Int32 ) override; + + virtual void strokePath( const css::uno::Reference< + css::rendering::XPolyPolygon2D >& rPath ) override; + virtual void fillPath( const css::uno::Reference< + css::rendering::XPolyPolygon2D >& rPath ) override; + virtual void eoFillPath( const css::uno::Reference< + css::rendering::XPolyPolygon2D >& rPath ) override; + + virtual void intersectClip(const css::uno::Reference< + css::rendering::XPolyPolygon2D >& rPath) override; + virtual void intersectEoClip(const css::uno::Reference< + css::rendering::XPolyPolygon2D >& rPath) override; + + virtual void drawGlyphs( const OUString& rGlyphs, + const css::geometry::RealRectangle2D& rRect, + const css::geometry::Matrix2D& rFontMatrix, + double fontSize) override; + virtual void endText() override; + + virtual void drawMask(const css::uno::Sequence< + css::beans::PropertyValue>& xBitmap, + bool bInvert ) override; + /// Given image must already be color-mapped and normalized to sRGB. + virtual void drawImage(const css::uno::Sequence< + css::beans::PropertyValue>& xBitmap ) override; + /** Given image must already be color-mapped and normalized to sRGB. + + maskColors must contain two sequences of color components + */ + virtual void drawColorMaskedImage(const css::uno::Sequence< + css::beans::PropertyValue>& xBitmap, + const css::uno::Sequence< + css::uno::Any>& xMaskColors ) override; + virtual void drawMaskedImage(const css::uno::Sequence< + css::beans::PropertyValue>& xBitmap, + const css::uno::Sequence< + css::beans::PropertyValue>& xMask, + bool bInvertMask) override; + virtual void drawAlphaMaskedImage(const css::uno::Sequence< + css::beans::PropertyValue>& xImage, + const css::uno::Sequence< + css::beans::PropertyValue>& xMask) override; + + void startIndicator( const OUString& rText ); + void endIndicator(); + + void setupImage(ImageId nImage); + + typedef std::unordered_map<sal_Int32,FontAttributes> IdToFontMap; + typedef std::unordered_map<FontAttributes,sal_Int32,FontAttrHash> FontToIdMap; + + typedef std::unordered_map<sal_Int32,GraphicsContext> IdToGCMap; + typedef std::unordered_map<GraphicsContext, sal_Int32, GraphicsContextHash> GCToIdMap; + + typedef std::vector<GraphicsContext> GraphicsContextStack; + + std::vector<CharGlyph> m_GlyphsList; + + std::shared_ptr<DocumentElement> m_pDocument; + PageElement* m_pCurPage; + Element* m_pCurElement; + sal_Int32 m_nNextFontId; + IdToFontMap m_aIdToFont; + FontToIdMap m_aFontToId; + + GraphicsContextStack m_aGCStack; + sal_Int32 m_nNextGCId; + IdToGCMap m_aIdToGC; + GCToIdMap m_aGCToId; + + ImageContainer m_aImages; + + sal_Int32 m_nPages; + sal_Int32 m_nNextZOrder; + css::uno::Reference< css::task::XStatusIndicator > + m_xStatusIndicator; + }; + class CharGlyph final + { + public: + CharGlyph(Element* pCurElement, const GraphicsContext& rCurrentContext, + double width, double prevSpaceWidth, const OUString& rGlyphs ) + : m_pCurElement(pCurElement), m_rCurrentContext(rCurrentContext), + m_Width(width), m_PrevSpaceWidth(prevSpaceWidth), m_rGlyphs(rGlyphs) {}; + + OUString& getGlyph(){ return m_rGlyphs; } + double getWidth() const { return m_Width; } + double getPrevSpaceWidth() const { return m_PrevSpaceWidth; } + GraphicsContext& getGC(){ return m_rCurrentContext; } + Element* getCurElement(){ return m_pCurElement; } + + private: + Element* m_pCurElement ; + GraphicsContext m_rCurrentContext ; + double m_Width ; + double m_PrevSpaceWidth ; + OUString m_rGlyphs ; + }; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |