godot/scene/2d/path_2d.h
2024-02-17 19:03:21 +01:00

115 lines
3.9 KiB
C++

/**************************************************************************/
/* path_2d.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_H
#define PATH_2D_H
#include "scene/2d/node_2d.h"
#include "scene/resources/curve.h"
class Timer;
class Path2D : public Node2D {
GDCLASS(Path2D, Node2D);
Ref<Curve2D> curve;
void _curve_changed();
protected:
void _notification(int p_what);
static void _bind_methods();
public:
#ifdef TOOLS_ENABLED
virtual Rect2 _edit_get_rect() const override;
virtual bool _edit_use_rect() const override;
virtual bool _edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const override;
#endif
void set_curve(const Ref<Curve2D> &p_curve);
Ref<Curve2D> get_curve() const;
Path2D() {}
};
class PathFollow2D : public Node2D {
GDCLASS(PathFollow2D, Node2D);
public:
private:
Path2D *path = nullptr;
real_t progress = 0.0;
Timer *update_timer = nullptr;
real_t h_offset = 0.0;
real_t v_offset = 0.0;
bool cubic = true;
bool loop = true;
bool rotates = true;
void _update_transform();
protected:
void _validate_property(PropertyInfo &p_property) const;
void _notification(int p_what);
static void _bind_methods();
public:
void path_changed();
void set_progress(real_t p_progress);
real_t get_progress() const;
void set_h_offset(real_t p_h_offset);
real_t get_h_offset() const;
void set_v_offset(real_t p_v_offset);
real_t get_v_offset() const;
void set_progress_ratio(real_t p_ratio);
real_t get_progress_ratio() const;
void set_loop(bool p_loop);
bool has_loop() const;
void set_rotation_enabled(bool p_enabled);
bool is_rotation_enabled() const;
void set_cubic_interpolation_enabled(bool p_enabled);
bool is_cubic_interpolation_enabled() const;
PackedStringArray get_configuration_warnings() const override;
PathFollow2D() {}
};
#endif // PATH_2D_H