/*************************************************************************/ /* abstract_polygon_2d_editor.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #ifndef ABSTRACT_POLYGON_2D_EDITOR_H #define ABSTRACT_POLYGON_2D_EDITOR_H #include "editor/editor_plugin.h" #include "scene/2d/polygon_2d.h" #include "scene/gui/box_container.h" class CanvasItemEditor; class AbstractPolygon2DEditor : public HBoxContainer { GDCLASS(AbstractPolygon2DEditor, HBoxContainer); Button *button_create = nullptr; Button *button_edit = nullptr; Button *button_delete = nullptr; struct Vertex { Vertex() {} Vertex(int p_vertex) : vertex(p_vertex) {} Vertex(int p_polygon, int p_vertex) : polygon(p_polygon), vertex(p_vertex) {} bool operator==(const Vertex &p_vertex) const; bool operator!=(const Vertex &p_vertex) const; bool valid() const; int polygon = -1; int vertex = -1; }; struct PosVertex : public Vertex { PosVertex() {} PosVertex(const Vertex &p_vertex, const Vector2 &p_pos) : Vertex(p_vertex.polygon, p_vertex.vertex), pos(p_pos) {} PosVertex(int p_polygon, int p_vertex, const Vector2 &p_pos) : Vertex(p_polygon, p_vertex), pos(p_pos) {} Vector2 pos; }; PosVertex edited_point; Vertex hover_point; // point under mouse cursor Vertex selected_point; // currently selected PosVertex edge_point; // adding an edge point? Vector<Vector2> pre_move_edit; Vector<Vector2> wip; bool wip_active; bool wip_destructive; bool _polygon_editing_enabled; CanvasItemEditor *canvas_item_editor = nullptr; Panel *panel = nullptr; ConfirmationDialog *create_resource = nullptr; protected: enum { MODE_CREATE, MODE_EDIT, MODE_DELETE, MODE_CONT, }; int mode; UndoRedo *undo_redo = nullptr; virtual void _menu_option(int p_option); void _wip_changed(); void _wip_close(); void _wip_cancel(); void _notification(int p_what); void _node_removed(Node *p_node); static void _bind_methods(); void remove_point(const Vertex &p_vertex); Vertex get_active_point() const; PosVertex closest_point(const Vector2 &p_pos) const; PosVertex closest_edge_point(const Vector2 &p_pos) const; bool _is_empty() const; virtual Node2D *_get_node() const = 0; virtual void _set_node(Node *p_polygon) = 0; virtual bool _is_line() const; virtual bool _has_uv() const; virtual int _get_polygon_count() const; virtual Vector2 _get_offset(int p_idx) const; virtual Variant _get_polygon(int p_idx) const; virtual void _set_polygon(int p_idx, const Variant &p_polygon) const; virtual void _action_add_polygon(const Variant &p_polygon); virtual void _action_remove_polygon(int p_idx); virtual void _action_set_polygon(int p_idx, const Variant &p_polygon); virtual void _action_set_polygon(int p_idx, const Variant &p_previous, const Variant &p_polygon); virtual void _commit_action(); virtual bool _has_resource() const; virtual void _create_resource(); public: void disable_polygon_editing(bool p_disable, String p_reason); bool forward_gui_input(const Ref<InputEvent> &p_event); void forward_canvas_draw_over_viewport(Control *p_overlay); void edit(Node *p_polygon); AbstractPolygon2DEditor(bool p_wip_destructive = true); }; class AbstractPolygon2DEditorPlugin : public EditorPlugin { GDCLASS(AbstractPolygon2DEditorPlugin, EditorPlugin); AbstractPolygon2DEditor *polygon_editor = nullptr; String klass; public: virtual bool forward_canvas_gui_input(const Ref<InputEvent> &p_event) override { return polygon_editor->forward_gui_input(p_event); } virtual void forward_canvas_draw_over_viewport(Control *p_overlay) override { polygon_editor->forward_canvas_draw_over_viewport(p_overlay); } bool has_main_screen() const override { return false; } virtual String get_name() const override { return klass; } virtual void edit(Object *p_object) override; virtual bool handles(Object *p_object) const override; virtual void make_visible(bool p_visible) override; AbstractPolygon2DEditorPlugin(AbstractPolygon2DEditor *p_polygon_editor, String p_class); ~AbstractPolygon2DEditorPlugin(); }; #endif // ABSTRACT_POLYGON_2D_EDITOR_H