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// SPDX-License-Identifier: GPL-2.0-or-later
/**
* @file
* SVG <hatchPath> implementation
*/
/*
* Author:
* Tomasz Boczkowski <penginsbacon@gmail.com>
* Jon A. Cruz <jon@joncruz.org>
*
* Copyright (C) 2014 Tomasz Boczkowski
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#ifndef SEEN_SP_HATCH_PATH_H
#define SEEN_SP_HATCH_PATH_H
#include <list>
#include <cstddef>
#include <glibmm/ustring.h>
#include <sigc++/connection.h>
#include "svg/svg-length.h"
namespace Inkscape {
class Drawing;
class DrawingShape;
}
class SPHatchPath : public SPObject {
public:
SPHatchPath();
~SPHatchPath() override;
SVGLength offset;
void setCurve(SPCurve *curve, bool owner);
bool isValid() const;
Inkscape::DrawingItem *show(Inkscape::Drawing &drawing, unsigned int key, Geom::OptInterval extents);
void hide(unsigned int key);
void setStripExtents(unsigned int key, Geom::OptInterval const &extents);
Geom::Interval bounds() const;
SPCurve *calculateRenderCurve(unsigned key) const;
protected:
void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
void release() override;
void set(SPAttributeEnum key, const gchar* value) override;
void update(SPCtx* ctx, unsigned int flags) override;
private:
class View {
public:
View(Inkscape::DrawingShape *arenaitem, int key);
//Do not delete arenaitem in destructor.
~View();
Inkscape::DrawingShape *arenaitem;
Geom::OptInterval extents;
unsigned int key;
};
typedef std::list<SPHatchPath::View>::iterator ViewIterator;
typedef std::list<SPHatchPath::View>::const_iterator ConstViewIterator;
std::list<View> _display;
gdouble _repeatLength() const;
void _updateView(View &view);
SPCurve *_calculateRenderCurve(View const &view) const;
void _readHatchPathVector(char const *str, Geom::PathVector &pathv, bool &continous_join);
SPCurve *_curve;
bool _continuous;
};
#endif // SEEN_SP_HATCH_PATH_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 :
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