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Diffstat (limited to 'editor/plugins/gradient_editor.h')
| -rw-r--r-- | editor/plugins/gradient_editor.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/editor/plugins/gradient_editor.h b/editor/plugins/gradient_editor.h new file mode 100644 index 0000000000..816b539ba2 --- /dev/null +++ b/editor/plugins/gradient_editor.h @@ -0,0 +1,96 @@ +/*************************************************************************/ +/* gradient_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 GRADIENT_EDITOR_H +#define GRADIENT_EDITOR_H + +#include "scene/gui/color_picker.h" +#include "scene/gui/popup.h" +#include "scene/resources/gradient.h" + +class GradientEditor : public Control { + GDCLASS(GradientEditor, Control); + + PopupPanel *popup = nullptr; + ColorPicker *picker = nullptr; + + bool grabbing = false; + int grabbed = -1; + Vector<Gradient::Point> points; + Gradient::InterpolationMode interpolation_mode = Gradient::GRADIENT_INTERPOLATE_LINEAR; + + bool editing = false; + Ref<Gradient> gradient; + Ref<Gradient> gradient_cache; + Ref<GradientTexture1D> preview_texture; + + // Make sure to use the scaled value below. + const int BASE_SPACING = 3; + const int BASE_POINT_WIDTH = 8; + + int draw_spacing = BASE_SPACING; + int draw_point_width = BASE_POINT_WIDTH; + + void _gradient_changed(); + void _ramp_changed(); + void _color_changed(const Color &p_color); + + int _get_point_from_pos(int x); + void _show_color_picker(); + +protected: + virtual void gui_input(const Ref<InputEvent> &p_event) override; + void _notification(int p_what); + static void _bind_methods(); + +public: + void set_gradient(const Ref<Gradient> &p_gradient); + void reverse_gradient(); + + void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors); + + Vector<float> get_offsets() const; + Vector<Color> get_colors() const; + void set_points(Vector<Gradient::Point> &p_points); + Vector<Gradient::Point> &get_points(); + + void set_interpolation_mode(Gradient::InterpolationMode p_interp_mode); + Gradient::InterpolationMode get_interpolation_mode(); + + ColorPicker *get_picker(); + PopupPanel *get_popup(); + + virtual Size2 get_minimum_size() const override; + + GradientEditor(); + virtual ~GradientEditor(); +}; + +#endif // GRADIENT_EDITOR_H |