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-rw-r--r-- | src/live_effects/lpe-taperstroke.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/live_effects/lpe-taperstroke.h b/src/live_effects/lpe-taperstroke.h new file mode 100644 index 0000000..21aa796 --- /dev/null +++ b/src/live_effects/lpe-taperstroke.h @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * @brief Taper Stroke path effect (meant as a replacement for using Power Strokes for tapering) + */ +/* Authors: + * Liam P White <inkscapebrony@gmail.com> + * Copyright (C) 2014 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#ifndef INKSCAPE_LPE_TAPERSTROKE_H +#define INKSCAPE_LPE_TAPERSTROKE_H + +#include "live_effects/parameter/enum.h" +#include "live_effects/effect.h" +#include "live_effects/parameter/parameter.h" +#include "live_effects/parameter/vector.h" + +namespace Inkscape { +namespace LivePathEffect { + +namespace TpS { +// we need a separate namespace to avoid clashes with other LPEs +class KnotHolderEntityAttachBegin; +class KnotHolderEntityAttachEnd; +} + +class LPETaperStroke : public Effect { +public: + LPETaperStroke(LivePathEffectObject *lpeobject); + ~LPETaperStroke() override = default; + + void doOnApply(SPLPEItem const* lpeitem) override; + void doOnRemove(SPLPEItem const* lpeitem) override; + + Geom::PathVector doEffect_path (Geom::PathVector const& path_in) override; + Geom::PathVector doEffect_simplePath(Geom::PathVector const& path_in); + void transform_multiply(Geom::Affine const &postmul, bool set) override; + + void addKnotHolderEntities(KnotHolder * knotholder, SPItem * item) override; + + friend class TpS::KnotHolderEntityAttachBegin; + friend class TpS::KnotHolderEntityAttachEnd; +private: + ScalarParam line_width; + ScalarParam attach_start; + ScalarParam attach_end; + ScalarParam start_smoothing; + ScalarParam end_smoothing; + EnumParam<unsigned> join_type; + EnumParam<unsigned> start_shape; + EnumParam<unsigned> end_shape; + ScalarParam miter_limit; + + Geom::Point start_attach_point; + Geom::Point end_attach_point; + + LPETaperStroke(const LPETaperStroke&) = delete; + LPETaperStroke& operator=(const LPETaperStroke&) = delete; +}; + +} //namespace LivePathEffect +} //namespace Inkscape + +#endif + +/* + 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 : |