lpe-roughen.h

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// SPDX-License-Identifier: GPL-2.0-or-later
/* Authors:
 *   Jabier Arraiza Cenoz <jabier.arraiza@marker.es>
 *
 * Copyright (C) 2014 Authors
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#ifndef INKSCAPE_LPE_ROUGHEN_H
#define INKSCAPE_LPE_ROUGHEN_H
 
#include "live_effects/effect.h"
#include "live_effects/parameter/enum.h"
#include "live_effects/parameter/parameter.h"
#include "live_effects/parameter/path.h"
#include "live_effects/parameter/bool.h"
#include "live_effects/parameter/random.h"
 
#include <memory>
 
namespace Inkscape {
namespace LivePathEffect {
 
enum DivisionMethod {
    DM_SEGMENTS,
    DM_SIZE,
    DM_END
};
 
enum HandlesMethod {
    HM_ALONG_NODES,
    HM_RAND,
    HM_RETRACT,
    HM_SMOOTH,
    HM_END
};
 
class LPERoughen : public Effect {
 
public:
    LPERoughen(LivePathEffectObject *lpeobject);
    ~LPERoughen() override;
 
    void doOnApply(SPLPEItem const *lpeitem) override;
    void doEffect(Geom::PathVector &curve) override;
    virtual double sign(double randNumber);
    virtual Geom::Point randomize(double max_length, bool is_node = false);
    void doBeforeEffect(SPLPEItem const * lpeitem) override;
    virtual Geom::Point tPoint(Geom::Point A, Geom::Point B, double t = 0.5);
    Gtk::Widget *newWidget() override;
 
private:
    Geom::Path addNodesAndJitter(Geom::Curve const &A, Geom::Point &prev, Geom::Point &last_move,
                              double t, bool last);
    Geom::Path jitter(Geom::Curve const &A, Geom::Point &prev, Geom::Point &last_move);
 
    EnumParam<DivisionMethod> method;
    ScalarParam max_segment_size;
    ScalarParam segments;
    RandomParam displace_x;
    RandomParam displace_y;
    RandomParam global_randomize;
    EnumParam<HandlesMethod> handles;
    BoolParam shift_nodes;
    BoolParam fixed_displacement;
    BoolParam spray_tool_friendly;
    long seed;
    LPERoughen(const LPERoughen &) = delete;
    LPERoughen &operator=(const LPERoughen &) = delete;
};
 
} //namespace LivePathEffect
} //namespace Inkscape
 
#endif