gradient_edit.h 3.2 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677
  1. /*************************************************************************/
  2. /* gradient_edit.h */
  3. /*************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /*************************************************************************/
  8. /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
  9. /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
  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 GRADIENT_EDIT_H
  31. #define GRADIENT_EDIT_H
  32. #include "scene/gui/color_picker.h"
  33. #include "scene/gui/popup.h"
  34. #include "scene/resources/color_ramp.h"
  35. #include "scene/resources/default_theme/theme_data.h"
  36. #define POINT_WIDTH (8 * EDSCALE)
  37. class GradientEdit : public Control {
  38. GDCLASS(GradientEdit, Control);
  39. PopupPanel *popup;
  40. ColorPicker *picker;
  41. Ref<ImageTexture> checker;
  42. bool grabbing;
  43. int grabbed;
  44. Vector<Gradient::Point> points;
  45. void _draw_checker(int x, int y, int w, int h);
  46. void _color_changed(const Color &p_color);
  47. int _get_point_from_pos(int x);
  48. void _show_color_picker();
  49. protected:
  50. void _gui_input(const Ref<InputEvent> &p_event);
  51. void _notification(int p_what);
  52. static void _bind_methods();
  53. public:
  54. void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors);
  55. Vector<float> get_offsets() const;
  56. Vector<Color> get_colors() const;
  57. void set_points(Vector<Gradient::Point> &p_points);
  58. Vector<Gradient::Point> &get_points();
  59. virtual Size2 get_minimum_size() const;
  60. GradientEdit();
  61. virtual ~GradientEdit();
  62. };
  63. #endif // GRADIENT_EDIT_H