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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SP_LPE_ITEM_H_SEEN
#define SP_LPE_ITEM_H_SEEN
/** \file
* Base class for live path effect items
*/
/*
* Authors:
* Johan Engelen <j.b.c.engelen@ewi.utwente.nl>
* Bastien Bouclet <bgkweb@gmail.com>
*
* Copyright (C) 2008 authors
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <list>
#include <string>
#include "sp-item.h"
#define SP_LPE_ITEM(obj) (dynamic_cast<SPLPEItem*>((SPObject*)obj))
#define SP_IS_LPE_ITEM(obj) (dynamic_cast<const SPLPEItem*>((SPObject*)obj) != NULL)
class LivePathEffectObject;
class SPCurve;
class SPShape;
class SPDesktop;
namespace Inkscape{
namespace Display {
class TemporaryItem;
}
namespace LivePathEffect{
class LPEObjectReference;
class Effect;
}
}
typedef std::list<Inkscape::LivePathEffect::LPEObjectReference *> PathEffectList;
class SPLPEItem : public SPItem {
public:
SPLPEItem();
~SPLPEItem() override;
int path_effects_enabled;
PathEffectList* path_effect_list;
std::list<sigc::connection> *lpe_modified_connection_list; // this list contains the connections for listening to lpeobject parameter changes
Inkscape::LivePathEffect::LPEObjectReference* current_path_effect;
std::vector<Inkscape::Display::TemporaryItem*> lpe_helperpaths;
void replacePathEffects( std::vector<LivePathEffectObject const *> const &old_lpeobjs,
std::vector<LivePathEffectObject const *> const &new_lpeobjs );
void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
void release() override;
void set(SPAttributeEnum key, char const* value) override;
void update(SPCtx* ctx, unsigned int flags) override;
void modified(unsigned int flags) override;
void child_added(Inkscape::XML::Node* child, Inkscape::XML::Node* ref) override;
void remove_child(Inkscape::XML::Node* child) override;
Inkscape::XML::Node* write(Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, unsigned int flags) override;
virtual void update_patheffect(bool write);
bool optimizeTransforms();
void notifyTransform(Geom::Affine const &postmul);
bool performPathEffect(SPCurve *curve, SPShape *current, bool is_clip_or_mask = false);
bool performOnePathEffect(SPCurve *curve, SPShape *current, Inkscape::LivePathEffect::Effect *lpe, bool is_clip_or_mask = false);
bool pathEffectsEnabled() const;
bool hasPathEffect() const;
bool hasPathEffectOfType(int const type, bool is_ready = true) const;
bool hasPathEffectRecursive() const;
bool hasPathEffectOnClipOrMask(SPLPEItem * shape) const;
bool hasPathEffectOnClipOrMaskRecursive(SPLPEItem * shape) const;
Inkscape::LivePathEffect::Effect* getPathEffectOfType(int type);
Inkscape::LivePathEffect::Effect const* getPathEffectOfType(int type) const;
bool hasBrokenPathEffect() const;
PathEffectList getEffectList();
PathEffectList const getEffectList() const;
void downCurrentPathEffect();
void upCurrentPathEffect();
Inkscape::LivePathEffect::LPEObjectReference* getCurrentLPEReference();
Inkscape::LivePathEffect::Effect* getCurrentLPE();
bool setCurrentPathEffect(Inkscape::LivePathEffect::LPEObjectReference* lperef);
void removeCurrentPathEffect(bool keep_paths);
void removeAllPathEffects(bool keep_paths);
void addPathEffect(std::string value, bool reset);
void addPathEffect(LivePathEffectObject * new_lpeobj);
void resetClipPathAndMaskLPE(bool fromrecurse = false);
void applyToMask(SPItem* to, Inkscape::LivePathEffect::Effect *lpe = nullptr);
void applyToClipPath(SPItem* to, Inkscape::LivePathEffect::Effect *lpe = nullptr);
void applyToClipPathOrMask(SPItem * clip_mask, SPItem* to, Inkscape::LivePathEffect::Effect *lpe = nullptr);
bool forkPathEffectsIfNecessary(unsigned int nr_of_allowed_users = 1, bool recursive = true);
void editNextParamOncanvas(SPDesktop *dt);
};
void sp_lpe_item_update_patheffect (SPLPEItem *lpeitem, bool wholetree, bool write); // careful, class already has method with *very* similar name!
void sp_lpe_item_enable_path_effects(SPLPEItem *lpeitem, bool enable);
#endif /* !SP_LPE_ITEM_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 :
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