sp-flowtext.h

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// SPDX-License-Identifier: GPL-2.0-or-later
 * Authors: see git history
 *
 * Copyright (C) 2018 Authors
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
#ifndef SEEN_SP_ITEM_FLOWTEXT_H
#define SEEN_SP_ITEM_FLOWTEXT_H
 
/*
 */
 
#include <2geom/forward.h>
 
#include "libnrtype/Layout-TNG.h"
#include "libnrtype/style-attachments.h"
#include "sp-item.h"
#include "desktop.h"
 
#include <memory>
 
namespace Inkscape {
 
class DrawingGroup;
 
} // namespace Inkscape
 
class SPFlowtext final : public SPItem {
public:
    SPFlowtext();
    ~SPFlowtext() override;
    int tag() const override { return tag_of<decltype(*this)>; }
 
    void rebuildLayout();
 
    Inkscape::XML::Node *getAsText();
 
    // TODO check if these should return SPRect instead of SPItem
 
    SPItem *get_frame(SPItem const *after);
 
    SPItem const *get_frame(SPItem const *after) const;
 
    std::optional<Geom::Point> getBaselinePoint() const;
 
    bool has_internal_frame() const;
 
//semiprivate:  (need to be accessed by the C-style functions still)
    Inkscape::Text::Layout layout;
    std::unordered_map<unsigned, Inkscape::Text::StyleAttachments> view_style_attachments;
 
    void _clearFlow(Inkscape::DrawingGroup* in_arena);
 
    double par_indent;
 
    bool _optimizeScaledText;
 
    Geom::PathVector getNormalizedBpath() const;
 
    void optimizeScaledText() { _optimizeScaledText = true; }
 
private:
    void _buildLayoutInput(SPObject *root, std::unique_ptr<Shape> exclusion_shape,
                           SPObject **pending_line_break_object);
 
    std::unique_ptr<Shape> _buildExclusionShape() const;
 
public:
    void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
    void release() override;
 
    void child_added(Inkscape::XML::Node* child, Inkscape::XML::Node* ref) override;
    void remove_child(Inkscape::XML::Node* child) override;
 
    void set(SPAttr key, const char* value) override;
    Geom::Affine set_transform(Geom::Affine const& xform) override;
 
    void update(SPCtx* ctx, unsigned int flags) override;
    void modified(unsigned int flags) override;
    void fix_overflow_flowregion(bool inverse);
 
    Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, unsigned int flags) override;
 
    Geom::OptRect bbox(Geom::Affine const &transform, SPItem::BBoxType type) const override;
    void print(SPPrintContext *ctx) override;
        const char* typeName() const override;
        const char* displayName() const override;
    char* description() const override;
    Inkscape::DrawingItem* show(Inkscape::Drawing &drawing, unsigned int key, unsigned int flags) override;
    void hide(unsigned int key) override;
    void snappoints(std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs) const override;
};
 
SPItem *create_flowtext_with_internal_frame (SPDesktop *desktop, Geom::Point p1, Geom::Point p2);
 
#endif // SEEN_SP_ITEM_FLOWTEXT_H
 
/*
  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 :