latex-text-renderer.h

Go to the documentation of this file.

// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef EXTENSION_INTERNAL_LATEX_TEXT_RENDERER_H_SEEN
#define EXTENSION_INTERNAL_LATEX_TEXT_RENDERER_H_SEEN
 
/*
 * Authors:
 *  Johan Engelen <goejendaagh@zonnet.nl>
 *
 * Copyright (C) 2010 Authors
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#include "extension/extension.h"
#include <2geom/affine.h>
#include <stack>
 
class SPItem;
class SPRoot;
class SPGroup;
class SPUse;
class SPText;
class SPFlowtext;
 
namespace Inkscape {
namespace Extension {
namespace Internal {
 
bool latex_render_document_text_to_file(SPDocument *doc, gchar const *filename, bool pdflatex);
 
class LaTeXTextRenderer {
public:
    LaTeXTextRenderer(bool pdflatex);
    virtual ~LaTeXTextRenderer();
 
    bool setTargetFile(gchar const *filename);
 
    bool setupDocument(SPDocument *doc, SPItem *base);
 
    void renderItem(SPItem *item);
 
protected:
    enum LaTeXOmitTextPageState {
        EMPTY,
        GRAPHIC_ON_TOP,
        NEW_PAGE_ON_GRAPHIC
    };
 
    FILE * _stream;
    gchar * _filename;
 
    bool _pdflatex; 
    LaTeXOmitTextPageState _omittext_state;
    gulong _omittext_page;
 
    void push_transform(Geom::Affine const &transform);
    Geom::Affine const & transform();
    void pop_transform();
    std::stack<Geom::Affine> _transform_stack;
 
    void writePreamble();
    void writePostamble();
 
    void writeGraphicPage();
 
    void sp_item_invoke_render(SPItem *item);
    void sp_root_render(SPRoot *item);
    void sp_group_render(SPGroup *group);
    void sp_use_render(SPUse *use);
    void sp_text_render(SPText *text);
    void sp_flowtext_render(SPFlowtext *flowtext);
};
 
}  /* namespace Internal */
}  /* namespace Extension */
}  /* namespace Inkscape */
 
#endif /* !EXTENSION_INTERNAL_LATEX_TEXT_RENDERER_H_SEEN */
 
/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :