godot/editor/plugins/path_2d_editor_plugin.h
2024-04-27 11:59:58 -07:00

138 lines
4.8 KiB
C++

/**************************************************************************/
/* path_2d_editor_plugin.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 PATH_2D_EDITOR_PLUGIN_H
#define PATH_2D_EDITOR_PLUGIN_H
#include "editor/plugins/editor_plugin.h"
#include "scene/2d/path_2d.h"
#include "scene/gui/box_container.h"
class CanvasItemEditor;
class ConfirmationDialog;
class MenuButton;
class Path2DEditor : public HBoxContainer {
GDCLASS(Path2DEditor, HBoxContainer);
friend class Path2DEditorPlugin;
CanvasItemEditor *canvas_item_editor = nullptr;
Panel *panel = nullptr;
Path2D *node = nullptr;
enum Mode {
MODE_CREATE,
MODE_EDIT,
MODE_EDIT_CURVE,
MODE_DELETE,
MODE_CLOSE,
MODE_CLEAR_POINTS,
};
Mode mode;
Button *curve_clear_points = nullptr;
Button *curve_close = nullptr;
Button *curve_create = nullptr;
Button *curve_del = nullptr;
Button *curve_edit = nullptr;
Button *curve_edit_curve = nullptr;
MenuButton *handle_menu = nullptr;
ConfirmationDialog *clear_points_dialog = nullptr;
bool mirror_handle_angle;
bool mirror_handle_length;
bool on_edge;
enum HandleOption {
HANDLE_OPTION_ANGLE,
HANDLE_OPTION_LENGTH,
};
enum Action {
ACTION_NONE,
ACTION_MOVING_POINT,
ACTION_MOVING_NEW_POINT,
ACTION_MOVING_IN,
ACTION_MOVING_OUT,
};
Action action;
int action_point = 0;
Point2 moving_from;
Point2 moving_screen_from;
float orig_in_length = 0.0f;
float orig_out_length = 0.0f;
Vector2 edge_point;
Vector2 original_mouse_pos;
void _mode_selected(int p_mode);
void _handle_option_pressed(int p_option);
void _node_visibility_changed();
void _confirm_clear_points();
void _clear_curve_points(Path2D *p_path2d);
void _restore_curve_points(Path2D *p_path2d, const PackedVector2Array &p_points);
protected:
void _notification(int p_what);
void _node_removed(Node *p_node);
static void _bind_methods();
public:
bool forward_gui_input(const Ref<InputEvent> &p_event);
void forward_canvas_draw_over_viewport(Control *p_overlay);
void edit(Node *p_path2d);
Path2DEditor();
};
class Path2DEditorPlugin : public EditorPlugin {
GDCLASS(Path2DEditorPlugin, EditorPlugin);
Path2DEditor *path2d_editor = nullptr;
public:
virtual bool forward_canvas_gui_input(const Ref<InputEvent> &p_event) override { return path2d_editor->forward_gui_input(p_event); }
virtual void forward_canvas_draw_over_viewport(Control *p_overlay) override { path2d_editor->forward_canvas_draw_over_viewport(p_overlay); }
virtual String get_name() const override { return "Path2D"; }
bool has_main_screen() const override { return false; }
virtual void edit(Object *p_object) override;
virtual bool handles(Object *p_object) const override;
virtual void make_visible(bool p_visible) override;
Path2DEditorPlugin();
~Path2DEditorPlugin();
};
#endif // PATH_2D_EDITOR_PLUGIN_H