Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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..7cbe7d7a5
--- /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 final : 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 SubstituteBidiMirrored(const OUString& rString);
+
+    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: */