103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
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# ifndef SR_SN_POLYGON_EDITOR_H
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# define SR_SN_POLYGON_EDITOR_H
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/** \file sr_sn_polygon_editor.h
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* edits polygons
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*/
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# include "sr_sn_shape.h"
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# include "sr_sn_editor.h"
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# include "sr_lines.h"
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# include "sr_polygons.h"
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//==================================== SrSnPolygonEditor ====================================
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/*! \class SrSnPolygonEditor sr_scene_polygons_editor.h
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\brief edit polygons
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*/
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class SrSnPolygonEditor : public SrSnEditor
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{ public :
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enum Mode { ModeAdd, ModeEdit, ModeMove, ModeOnlyMove, ModeNoEdition };
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static const char* class_name;
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private :
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Mode _mode;
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bool _draw_vertices;
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float _precision;
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float _precision_in_pixels;
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int _selpol, _selvtx;
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int _max_polys;
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SrColor _creation_color;
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SrColor _edition_color;
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SrColor _selection_color;
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SrColor _no_edition_color;
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SrSnSharedPolygons* _polygons;
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SrSnLines* _creation;
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SrSnLines* _selection;
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SrSnLines* _picking;
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bool _solid;
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protected :
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/*! Destructor only accessible through unref() */
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virtual ~SrSnPolygonEditor ();
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public :
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/*! Constructor */
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SrSnPolygonEditor ();
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void init ();
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void polygons_changed () { _polygons->changed(true); }
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void set_polygons_to_share ( SrPolygons* p );
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void resolution ( float r ) { _polygons->resolution(r); }
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void show_polygons ( bool b ) { _polygons->visible(b); }
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/*! Determines if should draw the interiorior of the polygon or not */
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void solid ( bool b );
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/*! precision is in number of pixels (aprox.). Default is 7. */
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void set_picking_precision ( float prec ) { _precision_in_pixels=prec; }
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void set_creation_color ( SrColor c );
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void set_edition_color ( SrColor c );
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void set_selection_color ( SrColor c );
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void set_no_edition_color ( SrColor c );
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/*! Limits the maximum allowed number of polygons to be created */
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void set_maximum_number_of_polygons ( int i );
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const SrPolygons& const_shape () const { return _polygons->const_shape(); }
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SrPolygons& shape () { return _polygons->shape(); }
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void mode ( SrSnPolygonEditor::Mode m );
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int get_selected_polygon () const { return _selpol; }
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private :
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bool pick_polygon_vertex ( const SrVec2& p );
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bool pick_polygon ( const SrVec2& p );
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bool subdivide_polygon_edge ( const SrVec2& p );
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void create_vertex_selection ( const SrVec2& p );
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void create_vertex_selection ( int i, int j );
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void add_polygon_selection ( int i );
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void create_polygon_selection ( int i );
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void add_centroid_selection ( int i );
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void translate_polygon ( int i, const SrVec2& lp, const SrVec2& p );
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void rotate_polygon ( int i, const SrVec2& lp, const SrVec2& p );
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void remove_selected_polygon ();
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int handle_keyboard ( const SrEvent& e );
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int handle_only_move_event ( const SrEvent& e, const SrVec2& p, const SrVec2& lp );
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int handle_event ( const SrEvent &e );
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};
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//================================ End of File =================================================
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# endif // SR_SN_POLYGON_EDITOR_H
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