path_2d.h 3.8 KB

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  1. /**************************************************************************/
  2. /* path_2d.h */
  3. /**************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /**************************************************************************/
  8. /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
  9. /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /**************************************************************************/
  30. #ifndef PATH_2D_H
  31. #define PATH_2D_H
  32. #include "scene/2d/node_2d.h"
  33. #include "scene/resources/curve.h"
  34. class Path2D : public Node2D {
  35. GDCLASS(Path2D, Node2D);
  36. Ref<Curve2D> curve;
  37. Vector<Vector2> _cached_draw_pts;
  38. void _curve_changed();
  39. protected:
  40. void _notification(int p_what);
  41. static void _bind_methods();
  42. public:
  43. #ifdef TOOLS_ENABLED
  44. virtual Rect2 _edit_get_rect() const;
  45. virtual bool _edit_use_rect() const;
  46. virtual bool _edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const;
  47. #endif
  48. void set_curve(const Ref<Curve2D> &p_curve);
  49. Ref<Curve2D> get_curve() const;
  50. Path2D();
  51. };
  52. class PathFollow2D : public Node2D {
  53. GDCLASS(PathFollow2D, Node2D);
  54. public:
  55. private:
  56. Path2D *path;
  57. real_t offset;
  58. real_t h_offset;
  59. real_t v_offset;
  60. real_t lookahead;
  61. bool cubic;
  62. bool loop;
  63. bool rotate;
  64. void _update_transform();
  65. protected:
  66. virtual void _validate_property(PropertyInfo &property) const;
  67. void _notification(int p_what);
  68. static void _bind_methods();
  69. public:
  70. void set_offset(float p_offset);
  71. float get_offset() const;
  72. void set_h_offset(float p_h_offset);
  73. float get_h_offset() const;
  74. void set_v_offset(float p_v_offset);
  75. float get_v_offset() const;
  76. void set_unit_offset(float p_unit_offset);
  77. float get_unit_offset() const;
  78. void set_lookahead(float p_lookahead);
  79. float get_lookahead() const;
  80. void set_loop(bool p_loop);
  81. bool has_loop() const;
  82. void set_rotate(bool p_rotate);
  83. bool is_rotating() const;
  84. void set_cubic_interpolation(bool p_enable);
  85. bool get_cubic_interpolation() const;
  86. String get_configuration_warning() const;
  87. PathFollow2D();
  88. };
  89. #endif // PATH_2D_H