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103 lines
4.1 KiB
C++
103 lines
4.1 KiB
C++
/**************************************************************************/
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/* gradient_editor.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef GRADIENT_EDITOR_H
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#define GRADIENT_EDITOR_H
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#include "scene/gui/color_picker.h"
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#include "scene/gui/popup.h"
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#include "scene/resources/gradient.h"
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class GradientTexture1D;
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class GradientEditor : public Control {
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GDCLASS(GradientEditor, Control);
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PopupPanel *popup = nullptr;
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ColorPicker *picker = nullptr;
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bool grabbing = false;
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int grabbed = -1;
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Vector<Gradient::Point> points;
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Gradient::InterpolationMode interpolation_mode = Gradient::GRADIENT_INTERPOLATE_LINEAR;
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Gradient::ColorSpace interpolation_color_space = Gradient::GRADIENT_COLOR_SPACE_SRGB;
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bool editing = false;
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Ref<Gradient> gradient;
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Ref<Gradient> gradient_cache;
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Ref<GradientTexture1D> preview_texture;
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// Make sure to use the scaled value below.
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const int BASE_SPACING = 3;
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const int BASE_HANDLE_WIDTH = 8;
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int draw_spacing = BASE_SPACING;
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int handle_width = BASE_HANDLE_WIDTH;
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void _gradient_changed();
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void _ramp_changed();
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void _color_changed(const Color &p_color);
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int _get_point_from_pos(int x);
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void _show_color_picker();
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protected:
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virtual void gui_input(const Ref<InputEvent> &p_event) override;
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void _notification(int p_what);
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static void _bind_methods();
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public:
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void set_gradient(const Ref<Gradient> &p_gradient);
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void reverse_gradient();
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void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors);
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Vector<float> get_offsets() const;
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Vector<Color> get_colors() const;
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void set_points(Vector<Gradient::Point> &p_points);
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Vector<Gradient::Point> &get_points();
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void set_interpolation_mode(Gradient::InterpolationMode p_interp_mode);
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Gradient::InterpolationMode get_interpolation_mode();
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void set_interpolation_color_space(Gradient::ColorSpace p_color_space);
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Gradient::ColorSpace get_interpolation_color_space();
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ColorPicker *get_picker();
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PopupPanel *get_popup();
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virtual Size2 get_minimum_size() const override;
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GradientEditor();
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virtual ~GradientEditor();
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};
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#endif // GRADIENT_EDITOR_H
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