1 // SPDX-License-Identifier: GPL-2.0-or-later 2 #ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_POINT_H 3 #define INKSCAPE_LIVEPATHEFFECT_PARAMETER_POINT_H 4 5 /* 6 * Inkscape::LivePathEffectParameters 7 * 8 * Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl> 9 * 10 * Released under GNU GPL v2+, read the file 'COPYING' for more information. 11 */ 12 13 #include <glib.h> 14 15 #include <2geom/point.h> 16 17 #include "display/control/canvas-item-enums.h" 18 #include "live_effects/parameter/parameter.h" 19 #include "ui/widget/registered-widget.h" 20 21 class KnotHolder; 22 class KnotHolderEntity; 23 24 namespace Inkscape { 25 26 namespace LivePathEffect { 27 28 class PointParamKnotHolderEntity; 29 30 class PointParam : public Geom::Point, public Parameter { 31 public: 32 PointParam( const Glib::ustring& label, 33 const Glib::ustring& tip, 34 const Glib::ustring& key, 35 Inkscape::UI::Widget::Registry* wr, 36 Effect* effect, 37 const gchar *handle_tip = nullptr,// tip for automatically associated on-canvas handle 38 Geom::Point default_value = Geom::Point(0,0), 39 bool live_update = true ); 40 ~PointParam() override; 41 42 Gtk::Widget * param_newWidget() override; 43 44 bool param_readSVGValue(const gchar * strvalue) override; 45 Glib::ustring param_getSVGValue() const override; 46 Glib::ustring param_getDefaultSVGValue() const override; handleTip()47 inline const gchar *handleTip() const { return handle_tip ? handle_tip : param_tooltip.c_str(); } 48 void param_setValue(Geom::Point newpoint, bool write = false); 49 void param_set_default() override; 50 void param_hide_knot(bool hide); 51 Geom::Point param_get_default() const; 52 void param_set_liveupdate(bool live_update); 53 void param_update_default(Geom::Point default_point); 54 55 void param_update_default(const gchar * default_point) override; 56 void param_transform_multiply(Geom::Affine const & /*postmul*/, bool set) override; 57 58 void set_oncanvas_looks(Inkscape::CanvasItemCtrlShape shape, 59 Inkscape::CanvasItemCtrlMode mode, 60 guint32 color); 61 providesKnotHolderEntities()62 bool providesKnotHolderEntities() const override { return true; } 63 void addKnotHolderEntities(KnotHolder *knotholder, SPItem *item) override; 64 friend class PointParamKnotHolderEntity; 65 private: 66 PointParam(const PointParam&) = delete; 67 PointParam& operator=(const PointParam&) = delete; 68 bool on_button_release(GdkEventButton* button_event); 69 Geom::Point defvalue; 70 bool liveupdate; 71 KnotHolderEntity * _knot_entity = nullptr; 72 Inkscape::CanvasItemCtrlShape knot_shape = Inkscape::CANVAS_ITEM_CTRL_SHAPE_DIAMOND; 73 Inkscape::CanvasItemCtrlMode knot_mode = Inkscape::CANVAS_ITEM_CTRL_MODE_XOR; 74 guint32 knot_color = 0xffffff00; 75 gchar *handle_tip; 76 }; 77 78 79 } //namespace LivePathEffect 80 81 } //namespace Inkscape 82 83 #endif 84