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godot/scene/gui/color_mode.h
noahbackus 9d30169a8d
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initial commit, 4.5 stable
2025-09-16 20:46:46 -04:00

164 lines
6.2 KiB
C++

/**************************************************************************/
/* color_mode.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. */
/**************************************************************************/
#pragma once
#include "scene/gui/color_picker.h"
class GradientTexture2D;
class ColorMode {
public:
ColorPicker *color_picker = nullptr;
virtual String get_name() const = 0;
virtual int get_slider_count() const { return 3; }
virtual float get_slider_step() const = 0;
virtual float get_spinbox_arrow_step() const { return get_slider_step(); }
virtual String get_slider_label(int idx) const = 0;
virtual float get_slider_max(int idx) const = 0;
virtual bool get_allow_greater() const { return false; }
virtual float get_slider_value(int idx) const = 0;
virtual float get_alpha_slider_max() const { return 255.0; }
virtual float get_alpha_slider_value() const { return color_picker->get_pick_color().a * 255.0; }
virtual Color get_color() const = 0;
virtual void _value_changed() {}
virtual void _greater_value_inputted() {}
virtual void slider_draw(int p_which) = 0;
ColorMode(ColorPicker *p_color_picker);
virtual ~ColorMode() {}
};
class ColorModeHSV : public ColorMode {
public:
String labels[3] = { "H", "S", "V" };
float slider_max[3] = { 359, 100, 100 };
float cached_hue = 0.0;
float cached_saturation = 0.0;
virtual String get_name() const override { return "HSV"; }
virtual float get_slider_step() const override { return 1.0; }
virtual String get_slider_label(int idx) const override;
virtual float get_slider_max(int idx) const override;
virtual float get_slider_value(int idx) const override;
virtual Color get_color() const override;
virtual void _value_changed() override;
virtual void slider_draw(int p_which) override;
ColorModeHSV(ColorPicker *p_color_picker) :
ColorMode(p_color_picker) {}
};
class ColorModeRGB : public ColorMode {
public:
String labels[3] = { "R", "G", "B" };
Ref<GradientTexture2D> rgb_texture[3];
virtual String get_name() const override { return "RGB"; }
virtual float get_slider_step() const override { return 1; }
virtual String get_slider_label(int idx) const override;
virtual float get_slider_max(int idx) const override { return 255; }
virtual bool get_allow_greater() const override { return true; }
virtual float get_slider_value(int idx) const override;
virtual Color get_color() const override;
virtual void _greater_value_inputted() override;
virtual void slider_draw(int p_which) override;
ColorModeRGB(ColorPicker *p_color_picker) :
ColorMode(p_color_picker) {}
};
class ColorModeLinear : public ColorMode {
public:
String labels[3] = { "R", "G", "B" };
float slider_max[3] = { 1, 1, 1 };
Ref<GradientTexture2D> rgb_texture[3];
virtual String get_name() const override { return ETR("Linear"); }
virtual float get_slider_step() const override { return 0.001; }
virtual float get_spinbox_arrow_step() const override { return 0.01; }
virtual String get_slider_label(int idx) const override;
virtual float get_slider_max(int idx) const override;
virtual bool get_allow_greater() const override { return true; }
virtual float get_slider_value(int idx) const override;
virtual float get_alpha_slider_max() const override;
virtual float get_alpha_slider_value() const override;
virtual Color get_color() const override;
virtual void _greater_value_inputted() override;
virtual void slider_draw(int p_which) override;
ColorModeLinear(ColorPicker *p_color_picker) :
ColorMode(p_color_picker) {}
};
class ColorModeOKHSL : public ColorMode {
public:
String labels[3] = { "H", "S", "L" };
float slider_max[3] = { 359, 100, 100 };
float cached_hue = 0.0;
float cached_saturation = 0.0;
Ref<GradientTexture2D> hue_texture;
virtual String get_name() const override { return "OKHSL"; }
virtual float get_slider_step() const override { return 1.0; }
virtual String get_slider_label(int idx) const override;
virtual float get_slider_max(int idx) const override;
virtual float get_slider_value(int idx) const override;
virtual Color get_color() const override;
virtual void _value_changed() override;
virtual void slider_draw(int p_which) override;
ColorModeOKHSL(ColorPicker *p_color_picker) :
ColorMode(p_color_picker) {}
};